isolate podofo to prepare for native parser, autogenerate PDF API during build

Review URL: https://codereview.chromium.org/18042005

git-svn-id: http://skia.googlecode.com/svn/trunk@9879 2bbb7eff-a529-9590-31e7-b0007b416f81
This commit is contained in:
edisonn@google.com 2013-07-02 22:42:53 +00:00
Родитель 53953b457b
Коммит 3aac1f9f30
25 изменённых файлов: 1637 добавлений и 1255 удалений

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@ -3,24 +3,22 @@
#include "SkCanvas.h"
#include "SkPaint.h"
#include "SkPdfConfig.h"
#include <iostream>
#include <cstdio>
#include <map>
#include <stack>
#define PDF_TRACE
//#define PDF_TRACE_DIFF_IN_PNG
//#define PDF_DEBUG_NO_CLIPING
//#define PDF_DEBUG_NO_PAGE_CLIPING
//#define PDF_DEBUG_3X
class SkPdfFont;
class SkPdfDoc;
class SkPdfObject;
class SkPdfResourceDictionary;
class SkPodofoParsedPDF;
// TODO(edisonn): better class design.
struct PdfColorOperator {
struct SkPdfColorOperator {
std::string fColorSpace; // TODO(edisonn): use SkString
SkColor fColor;
double fOpacity; // ca or CA
@ -31,7 +29,7 @@ struct PdfColorOperator {
fColor = color;
}
// TODO(edisonn): double check the default values for all fields.
PdfColorOperator() : fColor(SK_ColorBLACK), fOpacity(1) {}
SkPdfColorOperator() : fColor(SK_ColorBLACK), fOpacity(1) {}
void applyGraphicsState(SkPaint* paint) {
paint->setColor(SkColorSetA(fColor, fOpacity * 255));
@ -39,7 +37,7 @@ struct PdfColorOperator {
};
// TODO(edisonn): better class design.
struct PdfGraphicsState {
struct SkPdfGraphicsState {
SkMatrix fMatrix;
SkMatrix fMatrixTm;
SkMatrix fMatrixTlm;
@ -57,19 +55,19 @@ struct PdfGraphicsState {
bool fHasClipPathToApply;
SkPath fClipPath;
PdfColorOperator fStroking;
PdfColorOperator fNonStroking;
SkPdfColorOperator fStroking;
SkPdfColorOperator fNonStroking;
double fLineWidth;
double fTextLeading;
double fWordSpace;
double fCharSpace;
SkPdfResourceDictionary* fResources;
const SkPdfResourceDictionary* fResources;
SkBitmap fSMask;
PdfGraphicsState() {
SkPdfGraphicsState() {
fCurPosX = 0.0;
fCurPosY = 0.0;
fCurFontSize = 0.0;
@ -104,26 +102,30 @@ struct PdfGraphicsState {
};
// TODO(edisonn): better class design.
struct PdfInlineImage {
// TODO(edisonn): could we remove it?
// TODO(edisonn): rename to SkPdfInlineImage
struct SkPdfInlineImage {
std::map<std::string, std::string> fKeyValuePairs;
std::string fImageData;
};
// TODO(edisonn): better class design.
// TODO(edisonn): rename to SkPdfContext
struct PdfContext {
std::stack<SkPdfObject*> fObjectStack;
std::stack<PdfGraphicsState> fStateStack;
PdfGraphicsState fGraphicsState;
SkPdfDoc* fPdfDoc;
std::stack<SkPdfGraphicsState> fStateStack;
SkPdfGraphicsState fGraphicsState;
const SkPodofoParsedPDF* fPdfDoc;
SkMatrix fOriginalMatrix;
PdfInlineImage fInlineImage;
SkPdfInlineImage fInlineImage;
PdfContext(SkPdfDoc* doc) : fPdfDoc(doc) {}
PdfContext(const SkPodofoParsedPDF* doc) : fPdfDoc(doc) {}
};
// TODO(edisonn): temporary code, to report how much of the PDF we actually think we rendered.
// TODO(edisonn): rename to SkPdfResult
enum PdfResult {
kOK_PdfResult,
kPartial_PdfResult,

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@ -0,0 +1,19 @@
#ifndef __DEFINED__SkPdfConfig
#define __DEFINED__SkPdfConfig
//#define PDF_TRACE
//#define PDF_TRACE_DIFF_IN_PNG
//#define PDF_DEBUG_NO_CLIPING
//#define PDF_DEBUG_NO_PAGE_CLIPING
//#define PDF_DEBUG_3X
// TODO(edisonn): move in trace util.
#ifdef PDF_TRACE
void SkTraceMatrix(const SkMatrix& matrix, const char* sz);
void SkTraceRect(const SkRect& rect, const char* sz);
#else
#define SkTraceMatrix(a,b)
#define SkTraceRect(a,b)
#endif
#endif // __DEFINED__SkPdfConfig

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@ -3,6 +3,7 @@
#include "SkStream.h"
#include "SkTypeface.h"
#include "SkPdfPodofoTokenizer.h"
std::map<std::string, SkPdfStandardFontEntry>& getStandardFonts() {
static std::map<std::string, SkPdfStandardFontEntry> gPdfStandardFonts;
@ -164,21 +165,17 @@ SkPdfFont* SkPdfFont::fontFromFontDescriptor(SkPdfFontDescriptorDictionary* fd,
}
}
if (!pdfStream || !pdfStream->podofo()->GetStream()) {
// TODO(edisonn): report warning to be used in testing.
return NULL;
}
char* uncompressedStream = NULL;
pdf_long uncompressedStreamLength = 0;
long uncompressedStreamLength = 0;
// TODO(edisonn): get rid of try/catch exceptions! We should not throw on user data!
try {
pdfStream->podofo()->GetStream()->GetFilteredCopy(&uncompressedStream, &uncompressedStreamLength);
} catch (PdfError& e) {
// TODO(edisonn): report warning to be used in testing.
if (!pdfStream ||
!pdfStream->GetFilteredCopy(&uncompressedStream, &uncompressedStreamLength) ||
!uncompressedStream ||
!uncompressedStreamLength) {
return NULL;
}
SkMemoryStream* skStream = new SkMemoryStream(uncompressedStream, uncompressedStreamLength);
SkTypeface* face = SkTypeface::CreateFromStream(skStream);
@ -199,12 +196,11 @@ SkPdfFont* fontFromName(SkPdfObject* obj, const char* fontName) {
}
// TODO(edisonn): perf - make a map
for (int i = 0 ; i < obj->doc()->GetObjects().GetSize(); i++) {
PdfVecObjects& objects = (PdfVecObjects&)obj->doc()->GetObjects();
const PdfObject* podofoFont = objects[i];
for (int i = 0 ; i < obj->doc()->objects(); i++) {
const SkPdfObject* podofoFont = obj->doc()->object(i);
SkPdfFontDescriptorDictionary* fd = NULL;
if (mapFontDescriptorDictionary(*obj->doc(), *podofoFont, &fd)) {
if (obj->doc()->mapper()->mapFontDescriptorDictionary(podofoFont, &fd)) {
if (fd->has_FontName() && fd->FontName() == fontName) {
SkPdfFont* font = SkPdfFont::fontFromFontDescriptor(fd, false);
if (font) {
@ -289,8 +285,8 @@ SkPdfMultiMasterFont* SkPdfFont::fontFromMultiMasterFontDictionary(SkPdfMultiMas
static int skstoi(const SkPdfString* str) {
int ret = 0;
for (int i = 0 ; i < str->podofo()->GetString().GetLength(); i++) {
ret = (ret << 8) + ((unsigned char*)str->podofo()->GetString().GetString())[i];
for (int i = 0 ; i < str->len(); i++) {
ret = (ret << 8) + ((unsigned char*)str->c_str())[i];
}
return ret;
}
@ -300,7 +296,7 @@ SkPdfToUnicode::SkPdfToUnicode(const SkPdfStream* stream) {
fCMapEncodingFlag = NULL;
if (stream) {
SkPdfTokenizer tokenizer(stream);
SkPdfPodofoTokenizer* tokenizer = stream->doc()->tokenizerOfStream(stream);
PdfToken token;
fCMapEncoding = new unsigned short[256 * 256];
@ -316,15 +312,15 @@ SkPdfToUnicode::SkPdfToUnicode(const SkPdfStream* stream) {
//<0000> <005E> <0020>
//<005F> <0061> [<00660066> <00660069> <00660066006C>]
while (tokenizer.readToken(&token)) {
while (tokenizer->readToken(&token)) {
if (token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "begincodespacerange") == 0) {
while (tokenizer.readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endcodespacerange") == 0)) {
// tokenizer.PutBack(token);
// tokenizer.readToken(&token);
while (tokenizer->readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endcodespacerange") == 0)) {
// tokenizer->PutBack(token);
// tokenizer->readToken(&token);
// TODO(edisonn): check token type! ignore/report errors.
int start = skstoi(token.fObject->asString());
tokenizer.readToken(&token);
tokenizer->readToken(&token);
int end = skstoi(token.fObject->asString());
for (int i = start; i <= end; i++) {
fCMapEncodingFlag[i] |= 1;
@ -333,11 +329,11 @@ SkPdfToUnicode::SkPdfToUnicode(const SkPdfStream* stream) {
}
if (token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "beginbfchar") == 0) {
while (tokenizer.readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endbfchar") == 0)) {
// tokenizer.PutBack(token);
// tokenizer.readToken(&token);
while (tokenizer->readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endbfchar") == 0)) {
// tokenizer->PutBack(token);
// tokenizer->readToken(&token);
int from = skstoi(token.fObject->asString());
tokenizer.readToken(&token);
tokenizer->readToken(&token);
int to = skstoi(token.fObject->asString());
fCMapEncodingFlag[from] |= 2;
@ -346,19 +342,19 @@ SkPdfToUnicode::SkPdfToUnicode(const SkPdfStream* stream) {
}
if (token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "beginbfrange") == 0) {
while (tokenizer.readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endbfrange") == 0)) {
// tokenizer.PutBack(token);
// tokenizer.readToken(&token);
while (tokenizer->readToken(&token) && !(token.fType == kKeyword_TokenType && strcmp(token.fKeyword, "endbfrange") == 0)) {
// tokenizer->PutBack(token);
// tokenizer->readToken(&token);
int start = skstoi(token.fObject->asString());
tokenizer.readToken(&token);
tokenizer->readToken(&token);
int end = skstoi(token.fObject->asString());
tokenizer.readToken(&token); // [ or just an array directly?
// tokenizer.PutBack(token);
tokenizer->readToken(&token); // [ or just an array directly?
// tokenizer->PutBack(token);
if (token.fType == kObject_TokenType && token.fObject->asString()) {
// tokenizer.readToken(&token);
// tokenizer->readToken(&token);
int value = skstoi(token.fObject->asString());
for (int i = start; i <= end; i++) {
@ -370,7 +366,7 @@ SkPdfToUnicode::SkPdfToUnicode(const SkPdfStream* stream) {
// read one string
} else if (token.fType == kObject_TokenType && token.fObject->asArray()) {
// tokenizer.readToken(&token);
// tokenizer->readToken(&token);
for (int i = 0; i < token.fObject->asArray()->size(); i++) {
fCMapEncodingFlag[start + i] |= 2;
fCMapEncoding[start + i] = skstoi((*token.fObject->asArray())[i]->asString());

Просмотреть файл

@ -2,7 +2,7 @@
#define __DEFINED__SkPdfFont
#include "SkPdfHeaders_autogen.h"
#include "SkPdfPodofoMapper_autogen.h"
#include "SkPdfMapper_autogen.h"
#include <map>
#include <string>
@ -36,9 +36,9 @@ struct SkUnencodedText {
int len;
public:
SkUnencodedText(const SkPdfObject* obj) {
text = (void*)obj->podofo()->GetString().GetString();
len = obj->podofo()->GetString().GetLength();
SkUnencodedText(const SkPdfString* obj) {
text = (void*)obj->c_str();
len = obj->len();
}
};

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@ -37,8 +37,17 @@ __SK_FORCE_IMAGE_DECODER_LINKING;
// TODO(edisonn): put drawtext in #ifdefs, so comparations will ignore minor changes in text positioning and font
// this way, we look more at other features and layout in diffs
// TODO(edisonn): move trace dump in the get functions, and mapper ones too so it ghappens automatically
/*
#ifdef PDF_TRACE
std::string str;
pdfContext->fGraphicsState.fResources->podofo()->ToString(str);
printf("Print Tf Resources: %s\n", str.c_str());
#endif
*/
#include "SkPdfHeaders_autogen.h"
#include "SkPdfPodofoMapper_autogen.h"
#include "SkPdfMapper_autogen.h"
#include "SkPdfParser.h"
#include "SkPdfBasics.h"
@ -46,11 +55,6 @@ __SK_FORCE_IMAGE_DECODER_LINKING;
#include "SkPdfFont.h"
bool skpdfmap(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj, SkPdfObject** out) {
return mapObject(podofoDoc, podofoObj, out);
}
/*
* TODO(edisonn):
* - all font types and all ppdf font features
@ -97,25 +101,7 @@ int GetColorSpaceComponents(const std::string& colorSpace) {
}
}
const PdfObject* resolveReferenceObject(const PdfMemDocument* pdfDoc,
const PdfObject* obj,
bool resolveOneElementArrays) {
while (obj && (obj->IsReference() || (resolveOneElementArrays &&
obj->IsArray() &&
obj->GetArray().GetSize() == 1))) {
if (obj->IsReference()) {
// We need to force the non const, the only update we will do is for recurssion checks.
PdfReference& ref = (PdfReference&)obj->GetReference();
obj = pdfDoc->GetObjects().GetObject(ref);
} else {
obj = &obj->GetArray()[0];
}
}
return obj;
}
static SkMatrix SkMatrixFromPdfMatrix(double array[6]) {
SkMatrix SkMatrixFromPdfMatrix(double array[6]) {
SkMatrix matrix;
matrix.setAll(SkDoubleToScalar(array[0]),
SkDoubleToScalar(array[2]),
@ -135,17 +121,16 @@ SkMatrix SkMatrixFromPdfArray(SkPdfArray* pdfArray) {
// TODO(edisonn): security issue, ret if size() != 6
for (int i = 0; i < 6; i++) {
const PdfObject* elem = resolveReferenceObject(pdfArray->doc(), (*pdfArray)[i]->podofo());
if (elem == NULL || (!elem->IsReal() && !elem->IsNumber())) {
const SkPdfObject* elem = pdfArray->operator [](i);
if (elem == NULL || (!elem->asNumber() && !elem->asInteger())) {
return SkMatrix::I(); // TODO(edisonn): report issue
}
array[i] = elem->GetReal();
array[i] = elem->asNumber() ? elem->asNumber()->value() : elem->asInteger()->value();
}
return SkMatrixFromPdfMatrix(array);
}
PdfContext* gPdfContext = NULL;
SkBitmap* gDumpBitmap = NULL;
SkCanvas* gDumpCanvas = NULL;
char gLastKeyword[100] = "";
@ -167,7 +152,7 @@ bool hasVisualEffect(const char* pdfOp) {
}
// TODO(edisonn): Pass PdfContext and SkCanvasd only with the define for instrumentation.
static bool readToken(SkPdfTokenizer* fTokenizer, PdfToken* token) {
static bool readToken(SkPdfPodofoTokenizer* fTokenizer, PdfToken* token) {
bool ret = fTokenizer->readToken(token);
gReadOp++;
@ -333,7 +318,7 @@ static SkTypeface* SkTypefaceFromPdfFont(PdfFont* font) {
}
PdfResult DrawText(PdfContext* pdfContext,
const SkPdfObject* str,
const SkPdfObject* _str,
SkCanvas* canvas)
{
@ -342,6 +327,13 @@ PdfResult DrawText(PdfContext* pdfContext,
skfont = SkPdfFont::Default();
}
const SkPdfString* str = _str->asString();
if (str == NULL) {
// TODO(edisonn): report warning
return kIgnoreError_PdfResult;
}
SkUnencodedText binary(str);
SkDecodedText decoded;
@ -400,260 +392,6 @@ PdfResult PdfOp_Q(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** loo
PdfResult PdfOp_Tw(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper);
PdfResult PdfOp_Tc(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper);
// TODO(edisonn): deal with synonyms (/BPC == /BitsPerComponent), here or in GetKey?
// Always pass long form in key, and have a map of long -> short key
bool LongFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
long* data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)));
if (value == NULL || !value->IsNumber()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetNumber();
return true;
}
bool LongFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
long* data) {
if (LongFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return LongFromDictionary(pdfDoc, dict, abr, data);
}
bool DoubleFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
double* data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)));
if (value == NULL || (!value->IsReal() && !value->IsNumber())) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetReal();
return true;
}
bool DoubleFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
double* data) {
if (DoubleFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return DoubleFromDictionary(pdfDoc, dict, abr, data);
}
bool BoolFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
bool* data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)));
if (value == NULL || !value->IsBool()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetBool();
return true;
}
bool BoolFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
bool* data) {
if (BoolFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return BoolFromDictionary(pdfDoc, dict, abr, data);
}
bool NameFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
std::string* data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL || !value->IsName()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetName().GetName();
return true;
}
bool NameFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data) {
if (NameFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return NameFromDictionary(pdfDoc, dict, abr, data);
}
bool StringFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
std::string* data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL || (!value->IsString() && !value->IsHexString())) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetString().GetString();
return true;
}
bool StringFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data) {
if (StringFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return StringFromDictionary(pdfDoc, dict, abr, data);
}
/*
bool ArrayFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkPdfArray** data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL || !value->IsArray()) {
return false;
}
if (data == NULL) {
return true;
}
return mapArray(*pdfDoc, *value, data);
}
bool ArrayFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray** data) {
if (ArrayFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return ArrayFromDictionary(pdfDoc, dict, abr, data);
}
bool DictionaryFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkPdfDictionary** data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL || !value->IsDictionary()) {
return false;
}
if (data == NULL) {
return true;
}
return mapDictionary(*pdfDoc, *value, data);
}
bool DictionaryFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDictionary** data) {
if (DictionaryFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return DictionaryFromDictionary(pdfDoc, dict, abr, data);
}
bool ObjectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkPdfObject** data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL) {
return false;
}
if (data == NULL) {
return true;
}
return mapObject(*pdfDoc, *value, data);
}
bool ObjectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfObject** data) {
if (ObjectFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return ObjectFromDictionary(pdfDoc, dict, abr, data);
}
bool StreamFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkPdfStream** data) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)),
true);
if (value == NULL) {
return false;
}
if (data == NULL) {
return true;
}
return mapStream(*pdfDoc, *value, data);
}
bool StreamFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data) {
if (StreamFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return StreamFromDictionary(pdfDoc, dict, abr, data);
}
*/
// TODO(edisonn): perf!!!
static SkColorTable* getGrayColortable() {
@ -781,7 +519,7 @@ bool transferImageStreamToARGB(unsigned char* uncompressedStream, pdf_long uncom
// this functions returns the image, it does not look at the smask.
SkBitmap getImageFromObject(PdfContext* pdfContext, const SkPdfImageDictionary* image, bool transparencyMask) {
if (image == NULL || !image->valid()) {
if (image == NULL) {
// TODO(edisonn): report warning to be used in testing.
return SkBitmap();
}
@ -820,16 +558,15 @@ SkBitmap getImageFromObject(PdfContext* pdfContext, const SkPdfImageDictionary*
}
*/
const PdfObject* obj = image->podofo();
char* uncompressedStream = NULL;
pdf_long uncompressedStreamLength = 0;
PdfResult ret = kPartial_PdfResult;
// TODO(edisonn): get rid of try/catch exceptions! We should not throw on user data!
try {
obj->GetStream()->GetFilteredCopy(&uncompressedStream, &uncompressedStreamLength);
} catch (PdfError& e) {
SkPdfStream* stream = NULL;
image->doc()->mapper()->mapStream(image, &stream);
if (!stream || !stream->GetFilteredCopy(&uncompressedStream, &uncompressedStreamLength) ||
uncompressedStream == NULL || uncompressedStreamLength == 0) {
// TODO(edisonn): report warning to be used in testing.
return SkBitmap();
}
@ -853,20 +590,10 @@ SkBitmap getImageFromObject(PdfContext* pdfContext, const SkPdfImageDictionary*
}
SkBitmap getSmaskFromObject(PdfContext* pdfContext, const SkPdfImageDictionary* obj) {
const PdfObject* sMask = resolveReferenceObject(&pdfContext->fPdfDoc->podofo(),
obj->podofo()->GetDictionary().GetKey(PdfName("SMask")));
#ifdef PDF_TRACE
std::string str;
if (sMask) {
sMask->ToString(str);
printf("/SMask of /Subtype /Image: %s\n", str.c_str());
}
#endif
const SkPdfImageDictionary* sMask = obj->SMask();
if (sMask) {
SkPdfImageDictionary skxobjmask(&pdfContext->fPdfDoc->podofo(), sMask);
return getImageFromObject(pdfContext, &skxobjmask, true);
return getImageFromObject(pdfContext, sMask, true);
}
// TODO(edisonn): implement GS SMask. Default to empty right now.
@ -874,7 +601,7 @@ SkBitmap getSmaskFromObject(PdfContext* pdfContext, const SkPdfImageDictionary*
}
PdfResult doXObject_Image(PdfContext* pdfContext, SkCanvas* canvas, const SkPdfImageDictionary* skpdfimage) {
if (skpdfimage == NULL || !skpdfimage->valid()) {
if (skpdfimage == NULL) {
return kIgnoreError_PdfResult;
}
@ -902,103 +629,12 @@ PdfResult doXObject_Image(PdfContext* pdfContext, SkCanvas* canvas, const SkPdfI
return kPartial_PdfResult;
}
bool SkMatrixFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkMatrix** matrix) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)));
if (value == NULL || !value->IsArray()) {
return false;
}
if (value->GetArray().GetSize() != 6) {
return false;
}
double array[6];
for (int i = 0; i < 6; i++) {
const PdfObject* elem = resolveReferenceObject(pdfDoc, &value->GetArray()[i]);
if (elem == NULL || (!elem->IsReal() && !elem->IsNumber())) {
return false;
}
array[i] = elem->GetReal();
}
*matrix = new SkMatrix();
**matrix = SkMatrixFromPdfMatrix(array);
return true;
}
bool SkMatrixFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkMatrix** data) {
if (SkMatrixFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return SkMatrixFromDictionary(pdfDoc, dict, abr, data);
}
bool SkRectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
SkRect** rect) {
const PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PdfName(key)));
if (value == NULL || !value->IsArray()) {
return false;
}
if (value->GetArray().GetSize() != 4) {
return false;
}
double array[4];
for (int i = 0; i < 4; i++) {
const PdfObject* elem = resolveReferenceObject(pdfDoc, &value->GetArray()[i]);
if (elem == NULL || (!elem->IsReal() && !elem->IsNumber())) {
return false;
}
array[i] = elem->GetReal();
}
*rect = new SkRect();
**rect = SkRect::MakeLTRB(SkDoubleToScalar(array[0]),
SkDoubleToScalar(array[1]),
SkDoubleToScalar(array[2]),
SkDoubleToScalar(array[3]));
return true;
}
bool SkRectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkRect** data) {
if (SkRectFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return SkRectFromDictionary(pdfDoc, dict, abr, data);
}
SkPdfObject* get(const SkPdfObject* obj, const char* key, const char* abr = "") {
SkPdfObject* ret = NULL;
if (obj == NULL) return NULL;
const SkPdfDictionary* dict = obj->asDictionary();
if (dict == NULL) return NULL;
if (!dict->podofo()->IsDictionary()) return NULL;
ObjectFromDictionary(dict->doc(), dict->podofo()->GetDictionary(), key, abr, &ret);
return ret;
}
PdfResult doXObject_Form(PdfContext* pdfContext, SkCanvas* canvas, SkPdfType1FormDictionary* skobj) {
if (!skobj || !skobj->podofo() || !skobj->podofo()->HasStream() || skobj->podofo()->GetStream() == NULL || skobj->podofo()->GetStream()->GetLength() == 0) {
return kOK_PdfResult;
if (!skobj) {
return kIgnoreError_PdfResult;
}
PdfOp_q(pdfContext, canvas, NULL);
@ -1029,16 +665,21 @@ PdfResult doXObject_Form(PdfContext* pdfContext, SkCanvas* canvas, SkPdfType1For
// TODO(edisonn): iterate smart on the stream even if it is compressed, tokenize it as we go.
// For this PdfContentsTokenizer needs to be extended.
PdfResult ret = kPartial_PdfResult;
SkPdfTokenizer tokenizer(skobj);
PdfMainLooper looper(NULL, &tokenizer, pdfContext, canvas);
SkPdfStream* stream = NULL;
skobj->doc()->mapper()->mapStream(skobj, &stream);
SkPdfPodofoTokenizer* tokenizer = skobj->doc()->tokenizerOfStream(stream);
if (tokenizer != NULL) {
PdfMainLooper looper(NULL, tokenizer, pdfContext, canvas);
looper.loop();
delete tokenizer;
}
// TODO(edisonn): should we restore the variable stack at the same state?
// There could be operands left, that could be consumed by a parent tokenizer when we pop.
canvas->restore();
PdfOp_Q(pdfContext, canvas, NULL);
return ret;
return kPartial_PdfResult;
}
PdfResult doXObject_PS(PdfContext* pdfContext, SkCanvas* canvas, const PdfObject& obj) {
@ -1046,8 +687,8 @@ PdfResult doXObject_PS(PdfContext* pdfContext, SkCanvas* canvas, const PdfObject
}
PdfResult doType3Char(PdfContext* pdfContext, SkCanvas* canvas, SkPdfObject* skobj, SkRect bBox, SkMatrix matrix, double textSize) {
if (!skobj || !skobj->podofo() || !skobj->podofo()->HasStream() || skobj->podofo()->GetStream() == NULL || skobj->podofo()->GetStream()->GetLength() == 0) {
return kOK_PdfResult;
if (!skobj) {
return kIgnoreError_PdfResult;
}
PdfOp_q(pdfContext, canvas, NULL);
@ -1073,52 +714,58 @@ PdfResult doType3Char(PdfContext* pdfContext, SkCanvas* canvas, SkPdfObject* sko
// TODO(edisonn): iterate smart on the stream even if it is compressed, tokenize it as we go.
// For this PdfContentsTokenizer needs to be extended.
PdfResult ret = kPartial_PdfResult;
SkPdfTokenizer tokenizer(skobj);
PdfMainLooper looper(NULL, &tokenizer, pdfContext, canvas);
SkPdfStream* stream = NULL;
skobj->doc()->mapper()->mapStream(skobj, &stream);
SkPdfPodofoTokenizer* tokenizer = skobj->doc()->tokenizerOfStream(stream);
if (tokenizer != NULL) {
PdfMainLooper looper(NULL, tokenizer, pdfContext, canvas);
looper.loop();
delete tokenizer;
}
// TODO(edisonn): should we restore the variable stack at the same state?
// There could be operands left, that could be consumed by a parent tokenizer when we pop.
canvas->restore();
PdfOp_Q(pdfContext, canvas, NULL);
return ret;
return kPartial_PdfResult;
}
// TODO(edisonn): faster, have the property on the SkPdfObject itself?
std::set<const PdfObject*> gInRendering;
std::set<const void*> gInRendering;
class CheckRecursiveRendering {
const PdfObject& fObj;
const void* fUniqueData;
public:
CheckRecursiveRendering(const PdfObject& obj) : fObj(obj) {
gInRendering.insert(&obj);
CheckRecursiveRendering(const SkPdfObject* obj) : fUniqueData(obj->data()) {
gInRendering.insert(obj);
}
~CheckRecursiveRendering() {
//SkASSERT(fObj.fInRendering);
gInRendering.erase(&fObj);
gInRendering.erase(fUniqueData);
}
static bool IsInRendering(const PdfObject& obj) {
return gInRendering.find(&obj) != gInRendering.end();
static bool IsInRendering(const SkPdfObject* obj) {
return gInRendering.find(obj->data()) != gInRendering.end();
}
};
PdfResult doXObject(PdfContext* pdfContext, SkCanvas* canvas, const SkPdfObject& obj) {
if (CheckRecursiveRendering::IsInRendering(*obj.podofo())) {
if (CheckRecursiveRendering::IsInRendering(&obj)) {
// Oops, corrupt PDF!
return kIgnoreError_PdfResult;
}
CheckRecursiveRendering checkRecursion(*obj.podofo());
CheckRecursiveRendering checkRecursion(&obj);
// TODO(edisonn): check type
SkPdfXObjectDictionary* skobj = NULL;
if (!mapXObjectDictionary(obj, &skobj)) return kIgnoreError_PdfResult;
if (!obj.doc()->mapper()->mapXObjectDictionary(&obj, &skobj)) return kIgnoreError_PdfResult;
if (!skobj || !skobj->valid()) return kIgnoreError_PdfResult;
if (!skobj) return kIgnoreError_PdfResult;
PdfResult ret = kIgnoreError_PdfResult;
switch (skobj->getType())
@ -1178,7 +825,7 @@ PdfResult PdfOp_cm(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
printf("%f ", array[i]);
}
printf("\n");
SkTraceMatrix(pdfContext->fGraphicsState.fMatrix);
SkTraceMatrix(pdfContext->fGraphicsState.fMatrix, "cm");
#endif
return kOK_PdfResult;
@ -1213,18 +860,26 @@ PdfResult PdfOp_TD(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
double tx = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
// TODO(edisonn): Create factory methods or constructors so podofo is hidden
PdfObject _ty(PdfVariant(-ty));
pdfContext->fObjectStack.push(new SkPdfNumber(&pdfContext->fPdfDoc->podofo(), &_ty));
SkPdfNumber* _ty = pdfContext->fPdfDoc->createNumber(-ty);
pdfContext->fObjectStack.push(_ty);
PdfOp_TL(pdfContext, canvas, looper);
PdfObject vtx(PdfVariant(-(-tx))); // TODO(edisonn): Hmm, the compiler thinks I have here a function pointer if we use (tx), but not -(-tx)
pdfContext->fObjectStack.push(new SkPdfNumber(&pdfContext->fPdfDoc->podofo(), &vtx));
SkPdfNumber* vtx = pdfContext->fPdfDoc->createNumber(tx);
pdfContext->fObjectStack.push(vtx);
PdfObject vty(PdfVariant(-(-ty)));
pdfContext->fObjectStack.push(new SkPdfNumber(&pdfContext->fPdfDoc->podofo(), &vty));
SkPdfNumber* vty = pdfContext->fPdfDoc->createNumber(ty);
pdfContext->fObjectStack.push(vty);
return PdfOp_Td(pdfContext, canvas, looper);
PdfResult ret = PdfOp_Td(pdfContext, canvas, looper);
// TODO(edisonn): delete all the objects after rendering was complete, in this way pdf is rendered faster
// and the cleanup can happen while the user looks at the image
delete _ty;
delete vtx;
delete vty;
return ret;
}
PdfResult PdfOp_Tm(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
@ -1257,12 +912,18 @@ PdfResult PdfOp_Tm(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
//0 Tl Td
//where Tl is the current leading parameter in the text state
PdfResult PdfOp_T_star(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
PdfObject zero(PdfVariant(0.0));
PdfObject tl(PdfVariant(-(-pdfContext->fGraphicsState.fTextLeading)));
SkPdfNumber* zero = pdfContext->fPdfDoc->createNumber(0.0);
SkPdfNumber* tl = pdfContext->fPdfDoc->createNumber(pdfContext->fGraphicsState.fTextLeading);
pdfContext->fObjectStack.push(new SkPdfNumber(&pdfContext->fPdfDoc->podofo(), &zero));
pdfContext->fObjectStack.push(new SkPdfNumber(&pdfContext->fPdfDoc->podofo(), &tl));
return PdfOp_Td(pdfContext, canvas, looper);
pdfContext->fObjectStack.push(zero);
pdfContext->fObjectStack.push(tl);
PdfResult ret = PdfOp_Td(pdfContext, canvas, looper);
delete zero; // TODO(edisonn): do not alocate and delete constants!
delete tl;
return ret;
}
PdfResult PdfOp_m(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** looper) {
@ -1525,25 +1186,12 @@ PdfResult PdfOp_Tf(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
#ifdef PDF_TRACE
printf("font name: %s\n", fontName.c_str());
std::string str;
pdfContext->fGraphicsState.fResources->podofo()->ToString(str);
printf("Print Tf Resources: %s\n", str.c_str());
pdfContext->fGraphicsState.fResources->Font()->podofo()->ToString(str);
printf("Print Tf Resources/Font: %s\n", str.c_str());
#endif
SkPdfFontDictionary* fd = NULL;
if (pdfContext->fGraphicsState.fResources->Font()) {
SkPdfObject* objFont = pdfContext->fGraphicsState.fResources->Font()->get(fontName.c_str());
mapFontDictionary(*objFont, &fd);
#ifdef PDF_TRACE
objFont->podofo()->ToString(str);
printf("Print Font loaded: %s\n", str.c_str());
fd->podofo()->ToString(str);
printf("Print Font loaded and resolved and upgraded: %s\n", str.c_str());
#endif
objFont->doc()->mapper()->mapFontDictionary(objFont, &fd);
}
SkPdfFont* skfont = SkPdfFont::fontFromPdfDictionary(fd);
@ -1638,7 +1286,7 @@ PdfResult PdfOp_TJ(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
return kPartial_PdfResult; // TODO(edisonn): Implement fully DrawText before returing OK.
}
PdfResult PdfOp_CS_cs(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_CS_cs(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
colorOperator->fColorSpace = pdfContext->fObjectStack.top()->asName()->value(); pdfContext->fObjectStack.pop();
return kOK_PdfResult;
}
@ -1651,7 +1299,7 @@ PdfResult PdfOp_cs(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
return PdfOp_CS_cs(pdfContext, canvas, &pdfContext->fGraphicsState.fNonStroking);
}
PdfResult PdfOp_SC_sc(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_SC_sc(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
double c[4];
pdf_int64 v[4];
@ -1689,7 +1337,7 @@ PdfResult PdfOp_sc(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
return PdfOp_SC_sc(pdfContext, canvas, &pdfContext->fGraphicsState.fNonStroking);
}
PdfResult PdfOp_SCN_scn(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_SCN_scn(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
PdfString name;
if (pdfContext->fObjectStack.top()->asName()) {
@ -1710,7 +1358,7 @@ PdfResult PdfOp_scn(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** l
return PdfOp_SCN_scn(pdfContext, canvas, &pdfContext->fGraphicsState.fNonStroking);
}
PdfResult PdfOp_G_g(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_G_g(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
double gray = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
return kNYI_PdfResult;
}
@ -1723,7 +1371,7 @@ PdfResult PdfOp_g(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** loo
return PdfOp_G_g(pdfContext, canvas, &pdfContext->fGraphicsState.fNonStroking);
}
PdfResult PdfOp_RG_rg(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_RG_rg(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
double b = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
double g = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
double r = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
@ -1741,7 +1389,7 @@ PdfResult PdfOp_rg(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
return PdfOp_RG_rg(pdfContext, canvas, &pdfContext->fGraphicsState.fNonStroking);
}
PdfResult PdfOp_K_k(PdfContext* pdfContext, SkCanvas* canvas, PdfColorOperator* colorOperator) {
PdfResult PdfOp_K_k(PdfContext* pdfContext, SkCanvas* canvas, SkPdfColorOperator* colorOperator) {
// TODO(edisonn): spec has some rules about overprint, implement them.
double k = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
double y = pdfContext->fObjectStack.top()->asNumber()->value(); pdfContext->fObjectStack.pop();
@ -1896,13 +1544,8 @@ PdfResult PdfOp_gs(PdfContext* pdfContext, SkCanvas* canvas, PdfTokenLooper** lo
SkPdfObject* value = extGStateDictionary->get(name.c_str());
#ifdef PDF_TRACE
// value->ToString(str);
// printf("gs object value: %s\n", str.c_str());
#endif
SkPdfGraphicsStateDictionary* gs = NULL;
mapGraphicsStateDictionary(*value, &gs);
value->doc()->mapper()->mapGraphicsStateDictionary(value, &gs);
// TODO(edisonn): now load all those properties in graphic state.
if (gs == NULL) {
@ -2300,43 +1943,42 @@ void PdfCompatibilitySectionLooper::loop() {
// references automatically.
bool SkPdfViewer::load(const SkString inputFileName, SkPicture* out) {
try
{
std::cout << "Init: " << inputFileName.c_str() << std::endl;
SkPdfDoc doc(inputFileName.c_str());
if (!doc.pages())
SkPodofoParsedPDF* doc = new SkPodofoParsedPDF(inputFileName.c_str());
if (!doc->pages())
{
std::cout << "ERROR: Empty Document" << inputFileName.c_str() << std::endl;
return false;
} else {
for (int pn = 0; pn < doc.pages(); ++pn) {
for (int pn = 0; pn < doc->pages(); ++pn) {
// TODO(edisonn): implement inheritance properties as per PDF spec
//SkRect rect = page->MediaBox();
SkRect rect = doc.MediaBox(pn);
SkRect rect = doc->MediaBox(pn);
#ifdef PDF_TRACE
#ifdef PDF_TRACE
printf("Page Width: %f, Page Height: %f\n", SkScalarToDouble(rect.width()), SkScalarToDouble(rect.height()));
#endif
#endif
// TODO(edisonn): page->GetCropBox(), page->GetTrimBox() ... how to use?
SkBitmap bitmap;
#ifdef PDF_DEBUG_3X
#ifdef PDF_DEBUG_3X
setup_bitmap(&bitmap, 3 * (int)SkScalarToDouble(rect.width()), 3 * (int)SkScalarToDouble(rect.height()));
#else
#else
setup_bitmap(&bitmap, (int)SkScalarToDouble(rect.width()), (int)SkScalarToDouble(rect.height()));
#endif
#endif
SkAutoTUnref<SkDevice> device(SkNEW_ARGS(SkDevice, (bitmap)));
SkCanvas canvas(device);
gDumpBitmap = &bitmap;
doc.drawPage(pn, &canvas);
gDumpCanvas = &canvas;
doc->drawPage(pn, &canvas);
SkString out;
if (doc.pages() > 1) {
if (doc->pages() > 1) {
out.appendf("%s-%i.png", inputFileName.c_str(), pn);
} else {
out = inputFileName;
@ -2348,13 +1990,6 @@ bool SkPdfViewer::load(const SkString inputFileName, SkPicture* out) {
}
return true;
}
}
catch( PdfError & e )
{
e.PrintErrorMsg();
std::cout << "ERROR: PDF can't be parsed!" << inputFileName.c_str() << std::endl;
return false;
}
return true;
}

Просмотреть файл

@ -5,167 +5,30 @@
* found in the LICENSE file.
*/
#include "podofo.h"
#include "SkPdfHeaders_autogen.h"
#include "SkPdfPodofoMapper_autogen.h"
#include "SkPdfMapper_autogen.h"
#ifndef SkPdfParser_DEFINED
#define SkPdfParser_DEFINED
enum SkPdfTokenType {
kKeyword_TokenType,
kObject_TokenType,
kImageData_TokenType, // TODO(edisonn): inline images seem to work without it
};
struct PdfToken {
const char* fKeyword;
SkPdfObject* fObject;
SkPdfTokenType fType;
PdfToken() : fKeyword(NULL), fObject(NULL) {}
};
class SkPdfTokenizer {
PdfMemDocument* fDoc;
PdfContentsTokenizer* fTokenizer;
char* fUncompressedStream;
pdf_long fUncompressedStreamLength;
bool fEmpty;
bool fHasPutBack;
PdfToken fPutBack;
public:
SkPdfTokenizer(PdfMemDocument* doc = NULL, PdfContentsTokenizer* tokenizer = NULL) : fDoc(doc), fTokenizer(tokenizer), fUncompressedStream(NULL), fUncompressedStreamLength(0), fEmpty(false), fHasPutBack(false) {}
SkPdfTokenizer(const SkPdfObject* objWithStream) : fDoc(NULL), fTokenizer(NULL), fEmpty(false), fHasPutBack(false) {
fUncompressedStream = NULL;
fUncompressedStreamLength = 0;
fDoc = NULL;
try {
objWithStream->podofo()->GetStream()->GetFilteredCopy(&fUncompressedStream, &fUncompressedStreamLength);
if (fUncompressedStream != NULL && fUncompressedStreamLength != 0) {
fTokenizer = new PdfContentsTokenizer(fUncompressedStream, fUncompressedStreamLength);
} else {
fEmpty = true;
}
} catch (PdfError& e) {
fEmpty = true;
}
}
SkPdfTokenizer(const char* buffer, int len) : fDoc(NULL), fTokenizer(NULL), fUncompressedStream(NULL), fUncompressedStreamLength(0), fEmpty(false), fHasPutBack(false) {
try {
fTokenizer = new PdfContentsTokenizer(buffer, len);
} catch (PdfError& e) {
fEmpty = true;
}
}
~SkPdfTokenizer() {
free(fUncompressedStream);
}
void PutBack(PdfToken token) {
SkASSERT(!fHasPutBack);
fHasPutBack = true;
fPutBack = token;
}
bool readToken(PdfToken* token) {
if (fHasPutBack) {
*token = fPutBack;
fHasPutBack = false;
return true;
}
if (fEmpty) {
return false;
}
PdfVariant var;
EPdfContentsType type;
token->fKeyword = NULL;
token->fObject = NULL;
bool ret = fTokenizer->ReadNext(type, token->fKeyword, var);
if (!ret) return ret;
switch (type) {
case ePdfContentsType_Keyword:
token->fType = kKeyword_TokenType;
break;
case ePdfContentsType_Variant: {
token->fType = kObject_TokenType;
PdfObject* obj = new PdfObject(var);
mapObject(*fDoc, *obj, &token->fObject);
}
break;
case ePdfContentsType_ImageData:
token->fType = kImageData_TokenType;
// TODO(edisonn): inline images seem to work without it
break;
}
#ifdef PDF_TRACE
std::string str;
if (token->fObject) {
token->fObject->podofo()->ToString(str);
}
printf("%s %s\n", token->fType == kKeyword_TokenType ? "Keyword" : token->fType == kObject_TokenType ? "Object" : "ImageData", token->fKeyword ? token->fKeyword : str.c_str());
#endif
return ret;
}
};
#include "SkPdfBasics.h"
#include "SkPdfPodofoTokenizer.h"
extern "C" PdfContext* gPdfContext;
extern "C" SkBitmap* gDumpBitmap;
extern "C" SkCanvas* gDumpCanvas;
// TODO(edisonn): move in trace util.
#ifdef PDF_TRACE
static void SkTraceMatrix(const SkMatrix& matrix, const char* sz = "") {
printf("SkMatrix %s ", sz);
for (int i = 0 ; i < 9 ; i++) {
printf("%f ", SkScalarToDouble(matrix.get(i)));
}
printf("\n");
}
static void SkTraceRect(const SkRect& rect, const char* sz = "") {
printf("SkRect %s ", sz);
printf("x = %f ", SkScalarToDouble(rect.x()));
printf("y = %f ", SkScalarToDouble(rect.y()));
printf("w = %f ", SkScalarToDouble(rect.width()));
printf("h = %f ", SkScalarToDouble(rect.height()));
printf("\n");
}
#else
#define SkTraceMatrix(a,b)
#define SkTraceRect(a,b)
#endif
// TODO(edisonn): Document PdfTokenLooper and subclasses.
class PdfTokenLooper {
protected:
PdfTokenLooper* fParent;
SkPdfTokenizer* fTokenizer;
SkPdfPodofoTokenizer* fTokenizer;
PdfContext* fPdfContext;
SkCanvas* fCanvas;
public:
PdfTokenLooper(PdfTokenLooper* parent,
SkPdfTokenizer* tokenizer,
SkPdfPodofoTokenizer* tokenizer,
PdfContext* pdfContext,
SkCanvas* canvas)
: fParent(parent), fTokenizer(tokenizer), fPdfContext(pdfContext), fCanvas(canvas) {}
@ -184,7 +47,7 @@ public:
class PdfMainLooper : public PdfTokenLooper {
public:
PdfMainLooper(PdfTokenLooper* parent,
SkPdfTokenizer* tokenizer,
SkPdfPodofoTokenizer* tokenizer,
PdfContext* pdfContext,
SkCanvas* canvas)
: PdfTokenLooper(parent, tokenizer, pdfContext, canvas) {}
@ -212,119 +75,6 @@ public:
virtual void loop();
};
class SkPdfDoc {
PdfMemDocument fDoc;
public:
PdfMemDocument& podofo() {return fDoc;}
SkPdfDoc(const char* path) : fDoc(path) {}
int pages() {
return fDoc.GetPageCount();
}
double width(int n) {
PdfRect rect = fDoc.GetPage(n)->GetMediaBox();
return rect.GetWidth() + rect.GetLeft();
}
double height(int n) {
PdfRect rect = fDoc.GetPage(n)->GetMediaBox();
return rect.GetHeight() + rect.GetBottom();
}
// Can return NULL
SkPdfPageObjectDictionary* page(int n) {
SkPdfPageObjectDictionary* page = NULL;
mapPageObjectDictionary(fDoc, *fDoc.GetPage(n)->GetObject(), &page);
return page;
}
SkRect MediaBox(int n) {
PdfRect rect = fDoc.GetPage(n)->GetMediaBox();
SkRect skrect = SkRect::MakeLTRB(SkDoubleToScalar(rect.GetLeft()),
SkDoubleToScalar(rect.GetBottom()),
SkDoubleToScalar(rect.GetLeft() + rect.GetWidth()),
SkDoubleToScalar(rect.GetBottom() + rect.GetHeight()));
return skrect;
}
void drawPage(int n, SkCanvas* canvas) {
SkPdfPageObjectDictionary* pg = page(n);
SkPdfTokenizer* tokenizer = tokenizerOfPage(n);
PdfContext pdfContext(this);
pdfContext.fOriginalMatrix = SkMatrix::I();
pdfContext.fGraphicsState.fResources = NULL;
mapResourceDictionary(*pg->Resources(), &pdfContext.fGraphicsState.fResources);
gPdfContext = &pdfContext;
gDumpCanvas = canvas;
// TODO(edisonn): get matrix stuff right.
// TODO(edisonn): add DPI/scale/zoom.
SkScalar z = SkIntToScalar(0);
SkRect rect = MediaBox(n);
SkScalar w = rect.width();
SkScalar h = rect.height();
SkPoint pdfSpace[4] = {SkPoint::Make(z, z), SkPoint::Make(w, z), SkPoint::Make(w, h), SkPoint::Make(z, h)};
// SkPoint skiaSpace[4] = {SkPoint::Make(z, h), SkPoint::Make(w, h), SkPoint::Make(w, z), SkPoint::Make(z, z)};
// TODO(edisonn): add flag for this app to create sourunding buffer zone
// TODO(edisonn): add flagg for no clipping.
// Use larger image to make sure we do not draw anything outside of page
// could be used in tests.
#ifdef PDF_DEBUG_3X
SkPoint skiaSpace[4] = {SkPoint::Make(w+z, h+h), SkPoint::Make(w+w, h+h), SkPoint::Make(w+w, h+z), SkPoint::Make(w+z, h+z)};
#else
SkPoint skiaSpace[4] = {SkPoint::Make(z, h), SkPoint::Make(w, h), SkPoint::Make(w, z), SkPoint::Make(z, z)};
#endif
//SkPoint pdfSpace[2] = {SkPoint::Make(z, z), SkPoint::Make(w, h)};
//SkPoint skiaSpace[2] = {SkPoint::Make(w, z), SkPoint::Make(z, h)};
//SkPoint pdfSpace[2] = {SkPoint::Make(z, z), SkPoint::Make(z, h)};
//SkPoint skiaSpace[2] = {SkPoint::Make(z, h), SkPoint::Make(z, z)};
//SkPoint pdfSpace[3] = {SkPoint::Make(z, z), SkPoint::Make(z, h), SkPoint::Make(w, h)};
//SkPoint skiaSpace[3] = {SkPoint::Make(z, h), SkPoint::Make(z, z), SkPoint::Make(w, 0)};
SkAssertResult(pdfContext.fOriginalMatrix.setPolyToPoly(pdfSpace, skiaSpace, 4));
SkTraceMatrix(pdfContext.fOriginalMatrix, "Original matrix");
pdfContext.fGraphicsState.fMatrix = pdfContext.fOriginalMatrix;
pdfContext.fGraphicsState.fMatrixTm = pdfContext.fGraphicsState.fMatrix;
pdfContext.fGraphicsState.fMatrixTlm = pdfContext.fGraphicsState.fMatrix;
canvas->setMatrix(pdfContext.fOriginalMatrix);
#ifndef PDF_DEBUG_NO_PAGE_CLIPING
canvas->clipRect(SkRect::MakeXYWH(z, z, w, h), SkRegion::kIntersect_Op, true);
#endif
// erase with red before?
// SkPaint paint;
// paint.setColor(SK_ColorRED);
// canvas->drawRect(rect, paint);
PdfMainLooper looper(NULL, tokenizer, &pdfContext, canvas);
looper.loop();
delete tokenizer;
canvas->flush();
}
SkPdfTokenizer* tokenizerOfPage(int n) {
PdfContentsTokenizer* t = new PdfContentsTokenizer(fDoc.GetPage(n));
return new SkPdfTokenizer(&fDoc, t);
}
};
// TODO(edisonn): move in another file
class SkPdfViewer : public SkRefCnt {
public:

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@ -1,37 +1,2 @@
#include "SkPdfUtils.h"
bool ArrayFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray* data) {return false;}
bool FileSpecFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFileSpec* data) {return false;}
bool StreamFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data);
bool TreeFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfTree** data) {return false;}
bool DateFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDate* data) {return false;}
bool FunctionFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFunction* data) {return false;}

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@ -1,124 +1,12 @@
#ifndef __DEFINED__SkPdfUtils
#define __DEFINED__SkPdfUtils
#include "podofo.h"
using namespace PoDoFo;
#include "SkPdfBasics.h"
const PdfObject* resolveReferenceObject(const PdfMemDocument* pdfDoc,
const PdfObject* obj,
bool resolveOneElementArrays = false);
bool LongFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
long* data);
bool DoubleFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
double* data);
bool BoolFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
bool* data);
bool NameFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data);
bool StringFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data);
/*
class SkPdfDictionary;
bool DictionaryFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDictionary** data);
*/
bool skpdfmap(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj, SkPdfObject** out);
class SkPdfObject;
bool ObjectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfObject** data);
struct SkPdfFileSpec {};
class SkPdfArray;
class SkPdfStream;
struct SkPdfDate {};
struct SkPdfTree {};
struct SkPdfFunction {};
bool ArrayFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray** data);
bool SkMatrixFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkMatrix** data);
bool FileSpecFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFileSpec* data);
bool StreamFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data);
bool TreeFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfTree** data);
bool DateFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDate* data);
bool SkRectFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkRect** data);
bool FunctionFromDictionary(const PdfMemDocument* pdfDoc,
const PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFunction* data);
SkMatrix SkMatrixFromPdfArray(SkPdfArray* pdfArray);
PdfResult doType3Char(PdfContext* pdfContext, SkCanvas* canvas, SkPdfObject* skobj, SkRect bBox, SkMatrix matrix, double textSize);
#include "SkPdfPodofoMapper_autogen.h"
#endif // __DEFINED__SkPdfUtils

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@ -0,0 +1,5 @@
rm pdfparser/autogen/*
rm pdfparser/native/autogen/*
rm pdfparser/podofo/autogen/*
#python spec2def.py PdfReference-okular-1.txt autogen/pdfspec_autogen.py
#python generate_code.py 'pdfparser/'

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Просмотреть файл

@ -6,25 +6,25 @@ import datatypes
from autogen.pdfspec_autogen import *
knowTypes = {
'(any)': ['SkPdfObject*', 'ObjectFromDictionary', datatypes.CppNull(), 'true'],
'(undefined)': ['SkPdfObject*', 'ObjectFromDictionary', datatypes.CppNull(), 'true'],
'(various)': ['SkPdfObject*', 'ObjectFromDictionary', datatypes.CppNull(), 'true'],
'array': ['SkPdfArray*', 'ArrayFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == ePdfDataType_Array'],
'boolean': ['bool', 'BoolFromDictionary', datatypes.PdfBoolean('false'), 'ret->podofo()->GetDataType() == ePdfDataType_Bool'],
'date': ['SkPdfDate', 'DateFromDictionary', datatypes.PdfDateNever(), 'ret->podofo()->GetDataType() == ePdfDataType_Array'],
'dictionary': ['SkPdfDictionary*', 'DictionaryFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == ePdfDataType_Dictionary'],
'function': ['SkPdfFunction', 'FunctionFromDictionary', datatypes.PdfFunctionNone(), 'ret->podofo()->GetDataType() == ePdfDataType_Reference'],
'integer': ['long', 'LongFromDictionary', datatypes.PdfInteger(0), 'ret->podofo()->GetDataType() == ePdfDataType_Number'],
'file_specification': ['SkPdfFileSpec', 'FileSpecFromDictionary', datatypes.FileSpecNone(), 'ret->podofo()->GetDataType() == ePdfDataType_Reference'],
'name': ['std::string', 'NameFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == ePdfDataType_Name'],
'tree': ['SkPdfTree*', 'TreeFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == ePdfDataType_Reference'],
'number': ['double', 'DoubleFromDictionary', datatypes.PdfNumber(0), 'ret->podofo()->GetDataType() == ePdfDataType_Real || ret->podofo()->GetDataType() == ePdfDataType_Number'],
'rectangle': ['SkRect*', 'SkRectFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == ePdfDataType_Array && ret->podofo()->GetArray().GetLength() == 4'],
'(any)': ['SkPdfObject*', 'SkPdfObjectFromDictionary', datatypes.CppNull(), 'true', 'use a mapper'],
'(undefined)': ['SkPdfObject*', 'SkPdfObjectFromDictionary', datatypes.CppNull(), 'true', 'use a mapper'],
'(various)': ['SkPdfObject*', 'SkPdfObjectFromDictionary', datatypes.CppNull(), 'true', 'use a mapper'],
'array': ['SkPdfArray*', 'ArrayFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Array'],
'boolean': ['bool', 'BoolFromDictionary', datatypes.PdfBoolean('false'), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Bool'],
'date': ['SkPdfDate', 'DateFromDictionary', datatypes.PdfDateNever(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Array'],
'dictionary': ['SkPdfDictionary*', 'SkPdfDictionaryFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Dictionary', 'use a mapper'],
'function': ['SkPdfFunction', 'FunctionFromDictionary', datatypes.PdfFunctionNone(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Reference'],
'integer': ['long', 'LongFromDictionary', datatypes.PdfInteger(0), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Number'],
'file_specification': ['SkPdfFileSpec', 'FileSpecFromDictionary', datatypes.FileSpecNone(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Reference'],
'name': ['std::string', 'NameFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Name'],
'tree': ['SkPdfTree*', 'TreeFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Reference'],
'number': ['double', 'DoubleFromDictionary', datatypes.PdfNumber(0), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Real || ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Number'],
'rectangle': ['SkRect*', 'SkRectFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Array && ret->podofo()->GetArray().GetLength() == 4'],
'stream': ['SkPdfStream*', 'StreamFromDictionary', datatypes.CppNull(), 'ret->podofo()->HasStream()'],
'string': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == ePdfDataType_String || ret->podofo()->GetDataType() == ePdfDataType_HexString'],
'text': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == ePdfDataType_String || ret->podofo()->GetDataType() == ePdfDataType_HexString'],
'text string': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == ePdfDataType_String || ret->podofo()->GetDataType() == ePdfDataType_HexString'],
'matrix': ['SkMatrix*', 'SkMatrixFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == ePdfDataType_Array && ret->podofo()->GetArray().GetLength() == 4'],
'string': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_String || ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_HexString'],
'text': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_String || ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_HexString'],
'text string': ['std::string', 'StringFromDictionary', datatypes.PdfString('""'), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_String || ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_HexString'],
'matrix': ['SkMatrix*', 'SkMatrixFromDictionary', datatypes.CppNull(), 'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Array && ret->podofo()->GetArray().GetLength() == 4'],
}
@ -101,8 +101,8 @@ class PdfClass:
def __init__(self, name, base, comment):
self.fFields = []
self.fIncludes = []
self.fCCPublic = []
self.fCCPrivate = []
self.fCCPublicPodofo = []
self.fCCPublicPodofoCpp = []
self.fName = name
self.fBase = base
self.fComment = comment
@ -140,12 +140,12 @@ class PdfClass:
self.fIncludes.append(path)
return self
def carbonCopyPublic(self, cc):
self.fCCPublic.append(cc)
def carbonCopyPublicPodofo(self, cc):
self.fCCPublicPodofo.append(cc)
return self
def carbonCopyPrivate(self, cc):
self.fCCPrivate.append(cc)
def carbonCopyPublicPodofoCpp(self, cc):
self.fCCPublicPodofoCpp.append(cc)
return self
def done(self):
@ -179,40 +179,42 @@ class PdfClassManager:
fileEnums.write(' ' + cls.fEnumEnd + ',\n')
def writeAsNull(self, fileClass, cls, enumToCls):
fileClass.write(' virtual SkPdf' + cls.fName +'* as' + cls.fName + '() {return NULL;}\n')
fileClass.write(' virtual const SkPdf' + cls.fName +'* as' + cls.fName + '() const {return NULL;}\n')
fileClass.write('\n')
def writeAsNull(self, podofoFileClass, cls, enumToCls):
podofoFileClass.write(' virtual SkPdf' + cls.fName +'* as' + cls.fName + '() {return NULL;}\n')
podofoFileClass.write(' virtual const SkPdf' + cls.fName +'* as' + cls.fName + '() const {return NULL;}\n')
podofoFileClass.write('\n')
cnt = 0
for sub in cls.fEnumSubclasses:
self.writeAsNull(fileClass, enumToCls[cls.fEnumSubclasses[cnt]], enumToCls)
self.writeAsNull(podofoFileClass, enumToCls[cls.fEnumSubclasses[cnt]], enumToCls)
cnt = cnt + 1
def writeAsFoo(self, fileClass, cls, enumToCls):
def writeAsFoo(self, podofoFileClass, cls, enumToCls):
# TODO(edisonn): add a container, with sections, public, private, default, ...
# the end code will be grouped
# me
fileClass.write('public:\n')
fileClass.write(' virtual SkPdf' + cls.fName +'* as' + cls.fName + '() {return this;}\n')
fileClass.write(' virtual const SkPdf' + cls.fName +'* as' + cls.fName + '() const {return this;}\n')
fileClass.write('\n')
podofoFileClass.write('public:\n')
podofoFileClass.write('public:\n')
podofoFileClass.write(' SkPdf' + cls.fName +'* as' + cls.fName + '() {return this;}\n')
podofoFileClass.write(' virtual const SkPdf' + cls.fName +'* as' + cls.fName + '() const {return this;}\n')
podofoFileClass.write('\n')
if cls.fName == 'Object':
cnt = 0
for sub in cls.fEnumSubclasses:
self.writeAsNull(fileClass, enumToCls[cls.fEnumSubclasses[cnt]], enumToCls)
self.writeAsNull(podofoFileClass, enumToCls[cls.fEnumSubclasses[cnt]], enumToCls)
cnt = cnt + 1
if cls.fName != 'Object':
fileClass.write('private:\n')
podofoFileClass.write('private:\n')
base = self.fClasses[cls.fBase]
cnt = 0
for sub in base.fEnumSubclasses:
if enumToCls[base.fEnumSubclasses[cnt]].fName != cls.fName:
self.writeAsNull(fileClass, enumToCls[base.fEnumSubclasses[cnt]], enumToCls)
self.writeAsNull(podofoFileClass, enumToCls[base.fEnumSubclasses[cnt]], enumToCls)
cnt = cnt + 1
@ -235,8 +237,8 @@ class PdfClassManager:
return mustBe
def write(self):
global fileHeaders
global fileHeadersCpp
global fileHeadersPodofo
global fileHeadersPodofoCpp
global knowTypes
# generate enum
@ -249,8 +251,8 @@ class PdfClassManager:
cls.fEnum = 'k' + name + '_SkPdfObjectType'
cls.fEnumEnd = 'k' + name + '__End_SkPdfObjectType'
fileHeaders.write('#include "SkPdf' + cls.fName + '_autogen.h"\n')
fileHeadersCpp.write('#include "SkPdf' + cls.fName + '_autogen.cpp"\n')
fileHeadersPodofo.write('#include "SkPdf' + cls.fName + '_autogen.h"\n')
fileHeadersPodofoCpp.write('#include "SkPdf' + cls.fName + '_autogen.cpp"\n')
if cls.fBase != '':
self.fClasses[cls.fBase].fEnumSubclasses.append(cls.fEnum)
@ -267,7 +269,7 @@ class PdfClassManager:
# write imports
# write enums
fileEnums = open('SkPdfEnums_autogen.h', 'w')
fileEnums = open(sys.argv[1] + 'autogen/SkPdfEnums_autogen.h', 'w')
fileEnums.write('#ifndef __DEFINED__SkPdfEnums\n')
fileEnums.write('#define __DEFINED__SkPdfEnums\n')
fileEnums.write('\n')
@ -290,72 +292,93 @@ class PdfClassManager:
cls = self.fClasses[name]
enum = cls.fEnum
fileClass = open('SkPdf' + cls.fName + '_autogen.h', 'w')
fileClassCpp = open('SkPdf' + cls.fName + '_autogen.cpp', 'w')
fileClass.write('#ifndef __DEFINED__SkPdf' + cls.fName + '\n')
fileClass.write('#define __DEFINED__SkPdf' + cls.fName + '\n')
fileClass.write('\n')
podofoFileClass = open(sys.argv[1] + 'podofo/autogen/SkPdf' + cls.fName + '_autogen.h', 'w')
podofoFileClassCpp = open(sys.argv[1] + 'podofo/autogen/SkPdf' + cls.fName + '_autogen.cpp', 'w')
podofoFileClass.write('#ifndef __DEFINED__SkPdf' + cls.fName + '\n')
podofoFileClass.write('#define __DEFINED__SkPdf' + cls.fName + '\n')
podofoFileClass.write('\n')
podofoFileClassCpp.write('#include "SkPdf' + cls.fName + '_autogen.h"\n\n')
podofoFileClassCpp.write('#include "podofo.h"\n')
podofoFileClassCpp.write('#include "SkPodofoUtils.h"\n')
podofoFileClassCpp.write('#include "SkPdfMapper_autogen.h"\n')
podofoFileClassCpp.write('\n')
if cls.fBase == '':
podofoFileClass.write('#include "stddef.h"\n')
podofoFileClass.write('#include <string>\n')
podofoFileClass.write('#include "SkPdfEnums_autogen.h"\n')
podofoFileClass.write('#include "SkPdfNYI.h"\n')
podofoFileClass.write('#include "SkPodofoUtils.h"\n')
fileClassCpp.write('#include "SkPdf' + cls.fName + '_autogen.h"\n\n')
fileClass.write('#include "SkPdfUtils.h"\n')
fileClass.write('#include "SkPdfEnums_autogen.h"\n')
fileClass.write('#include "SkPdfArray_autogen.h"\n')
if cls.fBase != '':
fileClass.write('#include "SkPdf' + cls.fBase + '_autogen.h"\n')
fileClass.write('\n')
podofoFileClass.write('#include "SkPdf' + cls.fBase + '_autogen.h"\n')
if cls.fBase == '':
podofoFileClass.write('#include "SkPodofoParsedPDF.h"\n')
podofoFileClass.write('\n')
if cls.fBase == '':
podofoFileClass.write('namespace PoDoFo {\n')
podofoFileClass.write('class PdfMemDocument;\n')
podofoFileClass.write('class PdfObject;\n')
podofoFileClass.write('}\n')
if cls.fComment != '':
fileClass.write('// ' + cls.fComment + '\n')
podofoFileClass.write('// ' + cls.fComment + '\n')
if cls.fBase == '':
fileClass.write('class SkPdf' + cls.fName + ' {\n')
podofoFileClass.write('class SkPdf' + cls.fName + ' {\n')
else:
fileClass.write('class SkPdf' + cls.fName + ' : public SkPdf' + cls.fBase + ' {\n')
podofoFileClass.write('class SkPdf' + cls.fName + ' : public SkPdf' + cls.fBase + ' {\n')
fileClass.write('public:\n')
fileClass.write(' virtual SkPdfObjectType getType() const { return ' + cls.fEnum + ';}\n')
podofoFileClass.write('public:\n')
podofoFileClass.write(' virtual SkPdfObjectType getType() const { return ' + cls.fEnum + ';}\n')
if len(cls.fEnumSubclasses) == 0:
fileClass.write(' virtual SkPdfObjectType getTypeEnd() const { return (SkPdfObjectType)(' + cls.fEnum + ' + 1);}\n')
podofoFileClass.write(' virtual SkPdfObjectType getTypeEnd() const { return (SkPdfObjectType)(' + cls.fEnum + ' + 1);}\n')
else:
fileClass.write(' virtual SkPdfObjectType getTypeEnd() const { return ' + cls.fEnumEnd + ';}\n')
podofoFileClass.write(' virtual SkPdfObjectType getTypeEnd() const { return ' + cls.fEnumEnd + ';}\n')
self.writeAsFoo(fileClass, cls, enumToCls)
self.writeAsFoo(podofoFileClass, cls, enumToCls)
fileClass.write('public:\n')
for cc in cls.fCCPublic:
fileClass.write(' ' + cc + '\n')
podofoFileClass.write('public:\n')
for cc in cls.fCCPublicPodofo:
podofoFileClass.write(' ' + cc + '\n')
for cc in cls.fCCPublicPodofoCpp:
podofoFileClassCpp.write(cc + '\n\n')
fileClass.write('private:\n')
for cc in cls.fCCPrivate:
fileClass.write(' ' + cc + '\n')
if cls.fBase == '':
fileClass.write('protected:\n')
fileClass.write(' const PdfMemDocument* fPodofoDoc;\n')
fileClass.write(' const PdfObject* fPodofoObj;\n')
fileClass.write('\n')
fileClass.write('public:\n')
fileClass.write(' SkPdf' + cls.fName + '(const PdfMemDocument* podofoDoc = NULL, const PdfObject* podofoObj = NULL) : fPodofoDoc(podofoDoc), fPodofoObj(podofoObj) {}\n')
fileClass.write(' SkPdf' + cls.fName + '(const SkPdf' + cls.fName + '& from) : fPodofoDoc(from.fPodofoDoc), fPodofoObj(from.fPodofoObj) {}\n')
fileClass.write('\n')
fileClass.write(' const PdfMemDocument* doc() const { return fPodofoDoc;}\n')
fileClass.write(' const PdfObject* podofo() const { return fPodofoObj;}\n')
podofoFileClass.write('protected:\n')
podofoFileClass.write(' const PoDoFo::PdfMemDocument* fPodofoDoc;\n')
podofoFileClass.write(' const SkPodofoParsedPDF* fParsedDoc;\n')
podofoFileClass.write(' const PoDoFo::PdfObject* fPodofoObj;\n')
podofoFileClass.write('\n')
podofoFileClass.write('public:\n')
podofoFileClass.write(' SkPdf' + cls.fName + '(const SkPodofoParsedPDF* doc = NULL, const PoDoFo::PdfObject* podofoObj = NULL) : fPodofoDoc(doc->podofo()), fParsedDoc(doc), fPodofoObj(podofoObj) {}\n')
podofoFileClass.write('\n')
podofoFileClass.write(' const SkPodofoParsedPDF* doc() const { return fParsedDoc;}\n')
podofoFileClass.write(' const void* data() const {return fPodofoObj;}\n')
podofoFileClass.write(' const PoDoFo::PdfObject* podofo() const {return fPodofoObj;}\n')
else:
fileClass.write('public:\n')
fileClass.write(' SkPdf' + cls.fName + '(const PdfMemDocument* podofoDoc = NULL, const PdfObject* podofoObj = NULL) : SkPdf' + cls.fBase + '(podofoDoc, podofoObj) {}\n')
fileClass.write('\n')
fileClass.write(' SkPdf' + cls.fName + '(const SkPdf' + cls.fName + '& from) : SkPdf' + cls.fBase + '(from.fPodofoDoc, from.fPodofoObj) {}\n')
fileClass.write('\n')
podofoFileClass.write('public:\n')
podofoFileClass.write(' SkPdf' + cls.fName + '(const SkPodofoParsedPDF* doc = NULL, const PoDoFo::PdfObject* podofoObj = NULL) : SkPdf' + cls.fBase + '(doc, podofoObj) {}\n')
podofoFileClass.write('\n')
# TODO(edisonn): add is valid ?
#check required fieds, also, there should be an internal_valid() manually wrote for complex
# situations
# right now valid return true
fileClass.write(' virtual bool valid() const {return true;}\n')
fileClass.write('\n')
fileClass.write(' SkPdf' + cls.fName + '& operator=(const SkPdf' + cls.fName + '& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}\n')
fileClass.write('\n')
#podofoFileClass.write(' virtual bool valid() const {return true;}\n')
#podofoFileClass.write('\n')
for field in cls.fFields:
prop = field.fProp
@ -363,98 +386,133 @@ class PdfClassManager:
lines = prop.fComment.split('\n')
if prop.fComment != '' and len(lines) > 0:
fileClass.write('/** ' + lines[0] + '\n')
podofoFileClass.write('/** ' + lines[0] + '\n')
for line in lines[1:]:
fileClass.write(' * ' + line + '\n')
fileClass.write('**/\n')
podofoFileClass.write(' * ' + line + '\n')
podofoFileClass.write('**/\n')
if prop.fCppName[0] == '[':
fileClass.write('/*\n') # comment code of the atributes that can have any name
fileClassCpp.write('/*\n') # comment code of the atributes that can have any name
podofoFileClass.write('/*\n') # comment code of the atributes that can have any name
podofoFileClassCpp.write('/*\n') # comment code of the atributes that can have any name
# TODO(edisonn): has_foo();
fileClass.write(' bool has_' + prop.fCppName + '() const {\n')
fileClass.write(' return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", NULL));\n')
fileClass.write(' }\n')
fileClass.write('\n')
if len(prop.fTypes.split()) == 1:
t = prop.fTypes.strip()
fileClass.write(' ' + knowTypes[t][0] + ' ' + prop.fCppName + '() const;\n')
fileClassCpp.write('' + knowTypes[t][0] + ' SkPdf' + cls.fName + '::' + prop.fCppName + '() const {\n')
fileClassCpp.write(' ' + knowTypes[t][0] + ' ret;\n')
fileClassCpp.write(' if (' + knowTypes[t][1] + '(fPodofoDoc, fPodofoObj->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
if field.fRequired == False and prop.fDefault != '':
fileClassCpp.write(' return ' + prop.fDefault.toCpp() + ';\n');
podofoFileClass.write(' ' + knowTypes[t][0] + ' ' + prop.fCppName + '() const;\n')
podofoFileClassCpp.write('' + knowTypes[t][0] + ' SkPdf' + cls.fName + '::' + prop.fCppName + '() const {\n')
podofoFileClassCpp.write(' ' + knowTypes[t][0] + ' ret;\n')
#hack, find out if it is dict, they have an extra entry in the array
if len(knowTypes[t]) == 5:
podofoFileClassCpp.write(' if (fParsedDoc->mapper()->' + knowTypes[t][1] + '(podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
else:
fileClassCpp.write(' // TODO(edisonn): warn about missing required field, assert for known good pdfs\n')
fileClassCpp.write(' return ' + knowTypes[t][2].toCpp() + ';\n');
fileClassCpp.write('}\n')
fileClassCpp.write('\n')
podofoFileClassCpp.write(' if (' + knowTypes[t][1] + '(fParsedDoc, podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
if field.fRequired == False and prop.fDefault != '':
podofoFileClassCpp.write(' return ' + prop.fDefault.toCpp() + ';\n');
else:
podofoFileClassCpp.write(' // TODO(edisonn): warn about missing required field, assert for known good pdfs\n')
podofoFileClassCpp.write(' return ' + knowTypes[t][2].toCpp() + ';\n');
podofoFileClassCpp.write('}\n')
podofoFileClassCpp.write('\n')
else:
for type in prop.fTypes.split():
t = type.strip()
fileClass.write(' bool is' + prop.fCppName + 'A' + t.title() + '() const {\n')
fileClass.write(' SkPdfObject* ret = NULL;\n')
fileClass.write(' if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return false;\n')
fileClass.write(' return ' + knowTypes[t][3] + ';\n')
fileClass.write(' }\n')
fileClass.write('\n')
fileClass.write(' ' + knowTypes[t][0] + ' get' + prop.fCppName + 'As' + t.title() + '() const;\n')
fileClassCpp.write('' + knowTypes[t][0] + ' SkPdf' + cls.fName + '::get' + prop.fCppName + 'As' + t.title() + '() const {\n')
fileClassCpp.write(' ' + knowTypes[t][0] + ' ret = ' + knowTypes[t][2].toCpp() + ';\n')
fileClassCpp.write(' if (' + knowTypes[t][1] + '(fPodofoDoc, fPodofoObj->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
fileClassCpp.write(' // TODO(edisonn): warn about missing required field, assert for known good pdfs\n')
fileClassCpp.write(' return ' + knowTypes[t][2].toCpp() + ';\n')
fileClassCpp.write('}\n')
fileClassCpp.write('\n')
podofoFileClass.write(' bool is' + prop.fCppName + 'A' + t.title() + '() const;\n')
podofoFileClassCpp.write('bool SkPdf' + cls.fName + '::is' + prop.fCppName + 'A' + t.title() + '() const {\n')
podofoFileClassCpp.write(' SkPdfObject* ret = NULL;\n')
podofoFileClassCpp.write(' if (!fParsedDoc->mapper()->SkPdfObjectFromDictionary(podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return false;\n')
podofoFileClassCpp.write(' return ' + knowTypes[t][3] + ';\n')
podofoFileClassCpp.write('}\n')
podofoFileClassCpp.write('\n')
podofoFileClass.write(' ' + knowTypes[t][0] + ' get' + prop.fCppName + 'As' + t.title() + '() const;\n')
podofoFileClassCpp.write('' + knowTypes[t][0] + ' SkPdf' + cls.fName + '::get' + prop.fCppName + 'As' + t.title() + '() const {\n')
podofoFileClassCpp.write(' ' + knowTypes[t][0] + ' ret = ' + knowTypes[t][2].toCpp() + ';\n')
# hack
if len(knowTypes[t]) == 5:
podofoFileClassCpp.write(' if (fParsedDoc->mapper()->' + knowTypes[t][1] + '(podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
else:
podofoFileClassCpp.write(' if (' + knowTypes[t][1] + '(fParsedDoc, podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &ret)) return ret;\n')
podofoFileClassCpp.write(' // TODO(edisonn): warn about missing required field, assert for known good pdfs\n')
podofoFileClassCpp.write(' return ' + knowTypes[t][2].toCpp() + ';\n')
podofoFileClassCpp.write('}\n')
podofoFileClassCpp.write('\n')
podofoFileClass.write(' bool has_' + prop.fCppName + '() const;\n')
podofoFileClassCpp.write('bool SkPdf' + cls.fName + '::has_' + prop.fCppName + '() const {\n')
podofoFileClassCpp.write(' return (ObjectFromDictionary(fParsedDoc, podofo()->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", NULL));\n')
podofoFileClassCpp.write('}\n')
podofoFileClassCpp.write('\n')
if prop.fCppName[0] == '[':
fileClass.write('*/\n') # comment code of the atributes that can have any name
fileClassCpp.write('*/\n') # comment code of the atributes that can have any name
podofoFileClass.write('*/\n') # comment code of the atributes that can have any name
podofoFileClassCpp.write('*/\n') # comment code of the atributes that can have any name
fileClass.write('};\n')
fileClass.write('\n')
fileClass.write('#endif // __DEFINED__SkPdf' + cls.fName + '\n')
fileClass.close()
fileClassCpp.close()
podofoFileClass.write('};\n')
podofoFileClass.write('\n')
podofoFileClass.write('#endif // __DEFINED__PODOFO_SkPdf' + cls.fName + '\n')
podofoFileClass.close()
podofoFileClassCpp.close()
# generate constructor when knowing the type
# later, p2, generate constructor when not knowing the type - very similar with parsing?
# generate parser
# TODO(edisonn): fast recognition based on must attributes.
fileMapper = open('SkPdfPodofoMapper_autogen.h', 'w')
fileMapperCpp = open('SkPdfPodofoMapper_autogen.cpp', 'w')
fileMapper.write('#ifndef __DEFINED__SkPdfPodofoMapper\n')
fileMapper.write('#define __DEFINED__SkPdfPodofoMapper\n')
fileMapper.write('\n')
fileMapperPodofo = open(sys.argv[1] + 'podofo/autogen/SkPdfMapper_autogen.h', 'w')
fileMapperPodofoCpp = open(sys.argv[1] + 'podofo/autogen/SkPdfMapper_autogen.cpp', 'w')
fileMapperPodofo.write('#ifndef __DEFINED__SkPdfMapper\n')
fileMapperPodofo.write('#define __DEFINED__SkPdfMapper\n')
fileMapperPodofo.write('\n')
fileMapperPodofo.write('#include "SkPdfHeaders_autogen.h"\n')
fileMapperPodofo.write('namespace PoDoFo {\n')
fileMapperPodofo.write('class PdfDictionary;\n')
fileMapperPodofo.write('class PdfMemDocument;\n')
fileMapperPodofo.write('class PdfObject;\n')
fileMapperPodofo.write('}\n')
fileMapperPodofoCpp.write('#include "SkPdfMapper_autogen.h"\n')
fileMapperPodofoCpp.write('#include "SkPdfUtils.h"\n')
fileMapperPodofoCpp.write('#include "podofo.h"\n')
fileMapperPodofoCpp.write('\n')
fileMapperPodofo.write('class SkPdfMapper {\n')
fileMapperPodofo.write(' const SkPodofoParsedPDF* fParsedDoc;\n')
fileMapperPodofo.write(' const PoDoFo::PdfMemDocument* fPodofoDoc;\n')
fileMapperPodofo.write('public:\n')
fileMapperPodofo.write(' SkPdfMapper(const SkPodofoParsedPDF* doc) : fParsedDoc(doc), fPodofoDoc(doc ? doc->podofo() : NULL) {}\n')
fileMapperPodofo.write('\n')
fileMapper.write('#include "SkPdfHeaders_autogen.h"\n')
fileMapperCpp.write('#include "SkPdfPodofoMapper_autogen.h"\n')
# fileMapper.write('class PodofoMapper {\n')
# fileMapper.write('public:\n')
for name in self.fClassesNamesInOrder:
cls = self.fClasses[name]
fileMapperPodofo.write(' bool map' + name + '(const SkPdfObject* in, SkPdf' + name + '** out) const;\n')
fileMapper.write('bool map' + name + '(const SkPdfObject& in, SkPdf' + name + '** out);\n')
fileMapperPodofoCpp.write('bool SkPdfMapper::map' + name + '(const SkPdfObject* in, SkPdf' + name + '** out) const {\n')
fileMapperPodofoCpp.write(' return map' + name + '((const PoDoFo::PdfObject*)in->data(), (SkPdf' + name + '**)out);\n')
fileMapperPodofoCpp.write('}\n')
fileMapperPodofoCpp.write('\n')
fileMapperCpp.write('bool map' + name + '(const SkPdfObject& in, SkPdf' + name + '** out) {\n')
fileMapperCpp.write(' return map' + name + '(*in.doc(), *in.podofo(), out);\n')
fileMapperCpp.write('}\n')
fileMapperCpp.write('\n')
fileMapper.write('bool map' + name + '(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj, SkPdf' + name + '** out);\n')
fileMapperCpp.write('bool map' + name + '(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj, SkPdf' + name + '** out) {\n')
fileMapperCpp.write(' if (!is' + name + '(podofoDoc, podofoObj)) return false;\n')
fileMapperCpp.write('\n')
fileMapperPodofo.write(' bool map' + name + '(const PoDoFo::PdfObject* podofoObj, SkPdf' + name + '** out) const ;\n')
fileMapperPodofoCpp.write('bool SkPdfMapper::map' + name + '(const PoDoFo::PdfObject* podofoObj, SkPdf' + name + '** out) const {\n')
fileMapperPodofoCpp.write(' if (!is' + name + '(podofoObj)) return false;\n')
fileMapperPodofoCpp.write('\n')
# stream must be last one
hasStream = False
@ -462,36 +520,36 @@ class PdfClassManager:
if cls.fName == 'Object' and enumToCls[sub].fName == 'Stream':
hasStream = True
else:
fileMapperCpp.write(' if (map' + enumToCls[sub].fName + '(podofoDoc, podofoObj, (SkPdf' + enumToCls[sub].fName + '**)out)) return true;\n')
fileMapperPodofoCpp.write(' if (map' + enumToCls[sub].fName + '(podofoObj, (SkPdf' + enumToCls[sub].fName + '**)out)) return true;\n')
if hasStream:
fileMapperCpp.write(' if (mapStream(podofoDoc, podofoObj, (SkPdfStream**)out)) return true;\n')
fileMapperPodofoCpp.write(' if (mapStream(podofoObj, (SkPdfStream**)out)) return true;\n')
fileMapperCpp.write('\n')
fileMapperPodofoCpp.write('\n')
fileMapperCpp.write(' *out = new SkPdf' + name + '(&podofoDoc, &podofoObj);\n')
fileMapperCpp.write(' return true;\n')
fileMapperCpp.write('}\n')
fileMapperCpp.write('\n')
fileMapperPodofoCpp.write(' *out = new SkPdf' + name + '(fParsedDoc, podofoObj);\n')
fileMapperPodofoCpp.write(' return true;\n')
fileMapperPodofoCpp.write('}\n')
fileMapperPodofoCpp.write('\n')
for name in self.fClassesNamesInOrder:
cls = self.fClasses[name]
fileMapper.write('bool is' + name + '(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj);\n')
fileMapperCpp.write('bool is' + name + '(const PdfMemDocument& podofoDoc, const PdfObject& podofoObj) {\n')
fileMapperPodofo.write(' bool is' + name + '(const PoDoFo::PdfObject* podofoObj) const ;\n')
fileMapperPodofoCpp.write('bool SkPdfMapper::is' + name + '(const PoDoFo::PdfObject* podofoObj) const {\n')
if cls.fCheck != '':
fileMapperCpp.write(' return ' + cls.fCheck + ';\n')
fileMapperPodofoCpp.write(' return ' + cls.fCheck + ';\n')
else:
cntMust = 0
for field in cls.fFields:
prop = field.fProp
if prop.fHasMust:
cntMust = cntMust + 1
fileMapperCpp.write(' ' + knowTypes[prop.fTypes.strip()][0] + ' ' + prop.fCppName + ';\n')
fileMapperCpp.write(' if (!podofoObj.IsDictionary()) return false;\n')
fileMapperCpp.write(' if (!' + knowTypes[prop.fTypes.strip()][1] + '(&podofoDoc, podofoObj.GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &' + prop.fCppName + ')) return false;\n')
fileMapperPodofoCpp.write(' ' + knowTypes[prop.fTypes.strip()][0] + ' ' + prop.fCppName + ';\n')
fileMapperPodofoCpp.write(' if (!podofoObj->IsDictionary()) return false;\n')
fileMapperPodofoCpp.write(' if (!' + knowTypes[prop.fTypes.strip()][1] + '(fParsedDoc, podofoObj->GetDictionary(), \"' + prop.fName + '\", \"' + prop.fAbr + '\", &' + prop.fCppName + ')) return false;\n')
eval = '';
# TODO(edisonn): this could get out of hand, and could have poor performance if continued on this path
@ -505,88 +563,105 @@ class PdfClassManager:
eval = '(' + prop.fCppName + ' != ' + cnd.toCpp() + ')'
else:
eval = eval + ' && ' + '(' + prop.fCppName + ' != ' + cnd.toCpp() + ')'
fileMapperCpp.write(' if (' + eval + ') return false;\n')
fileMapperCpp.write('\n')
fileMapperPodofoCpp.write(' if (' + eval + ') return false;\n')
fileMapperPodofoCpp.write('\n')
fileMapperCpp.write(' return true;\n')
fileMapperPodofoCpp.write(' return true;\n')
fileMapperCpp.write('}\n')
fileMapperCpp.write('\n')
fileMapperPodofoCpp.write('}\n')
fileMapperPodofoCpp.write('\n')
fileMapper.write('bool ' + name + 'FromDictionary(const PdfMemDocument* pdfDoc, const PdfDictionary& dict, const char* key, SkPdf' + name + '** data);\n')
fileMapperCpp.write('bool ' + name + 'FromDictionary(const PdfMemDocument* pdfDoc, const PdfDictionary& dict, const char* key, SkPdf' + name + '** data) {\n')
fileMapperCpp.write(' const PdfObject* value = resolveReferenceObject(pdfDoc, dict.GetKey(PdfName(key)), true);\n')
fileMapperCpp.write(' if (value == NULL) { return false; }\n')
fileMapperCpp.write(' if (data == NULL) { return true; }\n')
fileMapperCpp.write(' return map' + name + '(*pdfDoc, *value, (SkPdf' + name + '**)data);\n')
fileMapperCpp.write('}\n')
fileMapperCpp.write('\n')
fileMapperPodofo.write(' bool SkPdf' + name + 'FromDictionary(const PoDoFo::PdfDictionary& dict, const char* key, SkPdf' + name + '** data) const ;\n')
fileMapperPodofoCpp.write('bool SkPdfMapper::SkPdf' + name + 'FromDictionary(const PoDoFo::PdfDictionary& dict, const char* key, SkPdf' + name + '** data) const {\n')
fileMapperPodofoCpp.write(' const PoDoFo::PdfObject* value = resolveReferenceObject(fParsedDoc, dict.GetKey(PoDoFo::PdfName(key)), true);\n')
fileMapperPodofoCpp.write(' if (value == NULL) { return false; }\n')
fileMapperPodofoCpp.write(' if (data == NULL) { return true; }\n')
fileMapperPodofoCpp.write(' return map' + name + '(value, (SkPdf' + name + '**)data);\n')
fileMapperPodofoCpp.write('}\n')
fileMapperPodofoCpp.write('\n')
fileMapper.write('bool ' + name + 'FromDictionary(const PdfMemDocument* pdfDoc, const PdfDictionary& dict, const char* key, const char* abr, SkPdf' + name + '** data);\n')
fileMapperCpp.write('bool ' + name + 'FromDictionary(const PdfMemDocument* pdfDoc, const PdfDictionary& dict, const char* key, const char* abr, SkPdf' + name + '** data) {\n')
fileMapperCpp.write(' if (' + name + 'FromDictionary(pdfDoc, dict, key, data)) return true;\n')
fileMapperCpp.write(' if (abr == NULL || *abr == \'\\0\') return false;\n')
fileMapperCpp.write(' return ' + name + 'FromDictionary(pdfDoc, dict, abr, data);\n')
fileMapperCpp.write('}\n')
fileMapperCpp.write('\n')
fileMapperPodofo.write(' bool SkPdf' + name + 'FromDictionary(const PoDoFo::PdfDictionary& dict, const char* key, const char* abr, SkPdf' + name + '** data) const ;\n')
fileMapperPodofoCpp.write('bool SkPdfMapper::SkPdf' + name + 'FromDictionary(const PoDoFo::PdfDictionary& dict, const char* key, const char* abr, SkPdf' + name + '** data) const {\n')
fileMapperPodofoCpp.write(' if (SkPdf' + name + 'FromDictionary(dict, key, data)) return true;\n')
fileMapperPodofoCpp.write(' if (abr == NULL || *abr == \'\\0\') return false;\n')
fileMapperPodofoCpp.write(' return SkPdf' + name + 'FromDictionary(dict, abr, data);\n')
fileMapperPodofoCpp.write('}\n')
fileMapperPodofoCpp.write('\n')
#fileMapper.write('};\n')
fileMapper.write('\n')
fileMapperPodofo.write('};\n')
fileMapperPodofo.write('\n')
fileMapper.write('#endif // __DEFINED__SkPdfPodofoMapper\n')
fileMapper.close()
fileMapperPodofo.write('#endif // __DEFINED__SkPdfMapper\n')
fileMapperPodofo.close()
fileMapperPodofoCpp.close()
return
def generateCode():
global fileHeaders
global fileHeadersCpp
global fileHeadersPodofo
global fileHeadersPodofoCpp
global knowTypes
fileHeaders = open('SkPdfHeaders_autogen.h', 'w')
fileHeadersCpp = open('SkPdfHeaders_autogen.cpp', 'w')
fileHeaders.write('#ifndef __DEFINED__SkPdfHeaders\n')
fileHeaders.write('#define __DEFINED__SkPdfHeaders\n')
fileHeaders.write('\n')
fileHeadersPodofo = open(sys.argv[1] + 'podofo/autogen/SkPdfHeaders_autogen.h', 'w')
fileHeadersPodofoCpp = open(sys.argv[1] + 'podofo/autogen/SkPdfHeaders_autogen.cpp', 'w')
fileHeaders.write('#include "SkPdfEnums_autogen.h"\n')
fileHeadersPodofo.write('#ifndef __DEFINED__SkPdfHeaders\n')
fileHeadersPodofo.write('#define __DEFINED__SkPdfHeaders\n')
fileHeadersPodofo.write('\n')
fileHeadersCpp.write('#include "SkPdfHeaders_autogen.h"\n')
fileHeadersPodofoCpp.write('#include "SkPdfHeaders_autogen.h"\n')
manager = PdfClassManager()
manager.addClass('Object')
manager.addClass('Null').check('podofoObj.GetDataType() == ePdfDataType_Null')
manager.addClass('Boolean').check('podofoObj.GetDataType() == ePdfDataType_Bool')\
.carbonCopyPublic('bool value() const {return fPodofoObj->GetBool();}')
# TODO(edisonn): perf, instead of virtual functions, store data in field and reurn it.
# maybe in constructor load it, or laizy load it
manager.addClass('Integer').check('podofoObj.GetDataType() == ePdfDataType_Number || podofoObj.GetDataType() == ePdfDataType_Real')\
.carbonCopyPublic('long value() const {return fPodofoObj->GetNumber();}')
manager.addClass('Null').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Null')
manager.addClass('Boolean').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Bool')\
.carbonCopyPublicPodofo('bool value() const;')\
.carbonCopyPublicPodofoCpp('bool SkPdfBoolean::value() const {return podofo()->GetBool();}')
manager.addClass('Number', 'Integer').check('podofoObj.GetDataType() == ePdfDataType_Number || podofoObj.GetDataType() == ePdfDataType_Real')\
.carbonCopyPublic('double value() const {return fPodofoObj->GetReal();}')
manager.addClass('Integer').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Number || podofoObj->GetDataType() == PoDoFo::ePdfDataType_Real')\
.carbonCopyPublicPodofo('long value() const;')\
.carbonCopyPublicPodofoCpp('long SkPdfInteger::value() const {return podofo()->GetNumber();}')
manager.addClass('Name').check('podofoObj.GetDataType() == ePdfDataType_Name')\
.carbonCopyPublic('const std::string& value() const {return fPodofoObj->GetName().GetName();}')
manager.addClass('Number', 'Integer').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Number || podofoObj->GetDataType() == PoDoFo::ePdfDataType_Real')\
.carbonCopyPublicPodofo('double value() const;')\
.carbonCopyPublicPodofoCpp('double SkPdfNumber::value() const {return podofo()->GetReal();}')\
manager.addClass('Reference').check('podofoObj.GetDataType() == ePdfDataType_Reference')
manager.addClass('Name').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Name')\
.carbonCopyPublicPodofo('const std::string& value() const;')\
.carbonCopyPublicPodofoCpp('const std::string& SkPdfName::value() const {return podofo()->GetName().GetName();}')
manager.addClass('Array').check('podofoObj.GetDataType() == ePdfDataType_Array')\
.carbonCopyPublic('const int size() const {return fPodofoObj->GetArray().GetSize();}')\
.carbonCopyPublic('SkPdfObject* operator[](int i) const { SkPdfObject* ret = NULL; skpdfmap(*fPodofoDoc, fPodofoObj->GetArray()[i], &ret); return ret; }')\
manager.addClass('Reference').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Reference')
manager.addClass('String').check('podofoObj.GetDataType() == ePdfDataType_String || podofoObj.GetDataType() == ePdfDataType_HexString')\
.carbonCopyPublic('const std::string& value() const {return fPodofoObj->GetString().GetStringUtf8();}')
manager.addClass('Array').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Array')\
.carbonCopyPublicPodofo('const int size() const;')\
.carbonCopyPublicPodofoCpp('const int SkPdfArray::size() const {return podofo()->GetArray().GetSize();}')\
.carbonCopyPublicPodofo('SkPdfObject* operator[](int i) const;')\
.carbonCopyPublicPodofoCpp('SkPdfObject* SkPdfArray::operator[](int i) const { SkPdfObject* ret = NULL; fParsedDoc->mapper()->mapObject(&podofo()->GetArray()[i], &ret); return ret; }')
manager.addClass('HexString', 'String').check('podofoObj.GetDataType() == ePdfDataType_HexString')\
.carbonCopyPublic('const std::string& value() const {return fPodofoObj->GetString().GetStringUtf8();}')
manager.addClass('String').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_String || podofoObj->GetDataType() == PoDoFo::ePdfDataType_HexString')\
.carbonCopyPublicPodofo('const std::string& value() const;')\
.carbonCopyPublicPodofoCpp('const std::string& SkPdfString::value() const {return podofo()->GetString().GetStringUtf8();}')\
.carbonCopyPublicPodofo('const char* c_str() const;')\
.carbonCopyPublicPodofoCpp('const char* SkPdfString::c_str() const {return podofo()->GetString().GetString();}')\
.carbonCopyPublicPodofo('size_t len() const;')\
.carbonCopyPublicPodofoCpp('size_t SkPdfString::len() const {return podofo()->GetString().GetLength();}')
manager.addClass('Dictionary').check('podofoObj.GetDataType() == ePdfDataType_Dictionary')\
.carbonCopyPublic('SkPdfObject* get(const char* dictionaryKeyName) const {return new SkPdfObject(fPodofoDoc, resolveReferenceObject(fPodofoDoc, fPodofoObj->GetDictionary().GetKey(PdfName(dictionaryKeyName))));}')\
.carbonCopyPublic('SkPdfObject* get(const char* dictionaryKeyName) {return new SkPdfObject(fPodofoDoc, resolveReferenceObject(fPodofoDoc, fPodofoObj->GetDictionary().GetKey(PdfName(dictionaryKeyName))));}')\
manager.addClass('HexString', 'String').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_HexString')\
manager.addClass('Stream') # attached to a dictionary in podofo
manager.addClass('Dictionary').check('podofoObj->GetDataType() == PoDoFo::ePdfDataType_Dictionary')\
.carbonCopyPublicPodofo('SkPdfObject* get(const char* dictionaryKeyName) const;')\
.carbonCopyPublicPodofoCpp('SkPdfObject* SkPdfDictionary::get(const char* dictionaryKeyName) const {SkPdfObject* ret = NULL; fParsedDoc->mapper()->mapObject(resolveReferenceObject(fParsedDoc, podofo()->GetDictionary().GetKey(PoDoFo::PdfName(dictionaryKeyName))), &ret); return ret;}')\
# attached to a dictionary in podofo
manager.addClass('Stream')\
.carbonCopyPublicPodofo('bool GetFilteredCopy(char** buffer, long* len) const;')\
.carbonCopyPublicPodofoCpp('bool SkPdfStream::GetFilteredCopy(char** buffer, long* len) const {try {PoDoFo::pdf_long podofoLen = 0; *buffer = NULL; *len = 0;podofo()->GetStream()->GetFilteredCopy(buffer, &podofoLen); *len = (long)podofoLen;} catch (PoDoFo::PdfError& e) { return false; } return true;}')
# these classes are not explicitely backed by a table in the pdf spec
@ -619,12 +694,12 @@ def generateCode():
manager.write()
fileHeaders.write('#endif // __DEFINED__SkPdfHeaders\n')
fileHeaders.close()
fileHeadersCpp.close()
fileHeadersPodofo.write('#endif // __DEFINED__SkPdfHeaders\n')
return 1
fileHeadersPodofo.close()
fileHeadersPodofoCpp.close()
if '__main__' == __name__:
#print sys.argv
sys.exit(generateCode())

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@ -0,0 +1,4 @@
#include "SkPdfNYI.h"

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@ -0,0 +1,10 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_SKPDFNYI_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_SKPDFNYI_H_
struct SkPdfFileSpec {};
struct SkPdfDate {};
struct SkPdfTree {};
struct SkPdfFunction {};
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_SKPDFNYI_H_

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@ -0,0 +1,12 @@
#include "SkNativeParsedPDF.h"
SkNativeParsedPDF::SkNativeParsedPDF() {
// TODO(edisonn): Auto-generated constructor stub
}
SkNativeParsedPDF::~SkNativeParsedPDF() {
// TODO(edisonn): Auto-generated destructor stub
}

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@ -0,0 +1,12 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_
#include "base/macros.h"
class SkNativeParsedPDF : public SkParsedPDF {
public:
SkNativeParsedPDF();
virtual ~SkNativeParsedPDF();
};
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_

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@ -0,0 +1,12 @@
#include "SkPdfNativeTokenizer.h"
SkPdfNativeTokenizer::SkPdfNativeTokenizer() {
// TODO(edisonn): Auto-generated constructor stub
}
SkPdfNativeTokenizer::~SkPdfNativeTokenizer() {
// TODO(edisonn): Auto-generated destructor stub
}

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@ -0,0 +1,10 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_
class SkPdfNativeTokenizer : public SkPdfPodofoTokenizer {
public:
SkPdfNativeTokenizer();
virtual ~SkPdfNativeTokenizer();
};
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKPDFNATIVETOKENIZER_H_

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@ -0,0 +1,102 @@
#include "SkPdfPodofoTokenizer.h"
#include "SkTypes.h"
#include "SkPdfStream_autogen.h"
#include "SkPdfMapper_autogen.h"
#include "podofo.h"
// maps to a null doc, if the code asks for it, we should err/crash.
SkPdfMapper gNullMapper(NULL);
SkPdfPodofoTokenizer::SkPdfPodofoTokenizer(const SkPodofoParsedPDF* parser, PoDoFo::PdfContentsTokenizer* tokenizer)
: fMapper(parser->mapper()), fDoc(parser->podofo()), fTokenizer(tokenizer), fUncompressedStream(NULL), fUncompressedStreamLength(0), fEmpty(false), fHasPutBack(false) {}
SkPdfPodofoTokenizer::SkPdfPodofoTokenizer(const SkPdfObject* objWithStream) : fMapper(&gNullMapper), fDoc(NULL), fTokenizer(NULL), fUncompressedStream(NULL), fUncompressedStreamLength(0), fEmpty(false), fHasPutBack(false) {
fUncompressedStream = NULL;
fUncompressedStreamLength = 0;
fDoc = NULL;
SkPdfStream* stream = NULL;
if (objWithStream &&
objWithStream->doc()->mapper()->mapStream(objWithStream, &stream) &&
stream->GetFilteredCopy(&fUncompressedStream, &fUncompressedStreamLength) &&
fUncompressedStream != NULL &&
fUncompressedStreamLength != 0) {
fTokenizer = new PoDoFo::PdfContentsTokenizer(fUncompressedStream, fUncompressedStreamLength);
fDoc = objWithStream->doc()->podofo();
} else {
fEmpty = true;
}
}
SkPdfPodofoTokenizer::SkPdfPodofoTokenizer(const char* buffer, int len) : fMapper(&gNullMapper), fDoc(NULL), fTokenizer(NULL), fUncompressedStream(NULL), fUncompressedStreamLength(0), fEmpty(false), fHasPutBack(false) {
try {
fTokenizer = new PoDoFo::PdfContentsTokenizer(buffer, len);
} catch (PoDoFo::PdfError& e) {
fEmpty = true;
}
}
SkPdfPodofoTokenizer::~SkPdfPodofoTokenizer() {
free(fUncompressedStream);
}
bool SkPdfPodofoTokenizer::readTokenCore(PdfToken* token) {
PoDoFo::PdfVariant var;
PoDoFo::EPdfContentsType type;
token->fKeyword = NULL;
token->fObject = NULL;
bool ret = fTokenizer->ReadNext(type, token->fKeyword, var);
if (!ret) return ret;
switch (type) {
case PoDoFo::ePdfContentsType_Keyword:
token->fType = kKeyword_TokenType;
break;
case PoDoFo::ePdfContentsType_Variant: {
token->fType = kObject_TokenType;
PoDoFo::PdfObject* obj = new PoDoFo::PdfObject(var);
fMapper->mapObject(obj, &token->fObject);
}
break;
case PoDoFo::ePdfContentsType_ImageData:
token->fType = kImageData_TokenType;
// TODO(edisonn): inline images seem to work without it
break;
}
#ifdef PDF_TRACE
std::string str;
if (token->fObject) {
token->fObject->podofo()->ToString(str);
}
printf("%s %s\n", token->fType == kKeyword_TokenType ? "Keyword" : token->fType == kObject_TokenType ? "Object" : "ImageData", token->fKeyword ? token->fKeyword : str.c_str());
#endif
return ret;
}
void SkPdfPodofoTokenizer::PutBack(PdfToken token) {
SkASSERT(!fHasPutBack);
fHasPutBack = true;
fPutBack = token;
}
bool SkPdfPodofoTokenizer::readToken(PdfToken* token) {
if (fHasPutBack) {
*token = fPutBack;
fHasPutBack = false;
return true;
}
if (fEmpty) {
return false;
}
return readTokenCore(token);
}

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@ -0,0 +1,54 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPDFPODOFOTOKENIZER_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPDFPODOFOTOKENIZER_H_
#include "stddef.h"
class SkPdfObject;
class SkPdfMapper;
class SkPodofoParsedPDF;
namespace PoDoFo {
class PdfMemDocument;
class PdfContentsTokenizer;
}
enum SkPdfTokenType {
kKeyword_TokenType,
kObject_TokenType,
kImageData_TokenType, // TODO(edisonn): inline images seem to work without it
};
struct PdfToken {
const char* fKeyword;
SkPdfObject* fObject;
SkPdfTokenType fType;
PdfToken() : fKeyword(NULL), fObject(NULL) {}
};
class SkPdfPodofoTokenizer {
public:
SkPdfPodofoTokenizer(const SkPodofoParsedPDF* parser, PoDoFo::PdfContentsTokenizer* tokenizer);
SkPdfPodofoTokenizer(const SkPdfObject* objWithStream);
SkPdfPodofoTokenizer(const char* buffer, int len);
virtual ~SkPdfPodofoTokenizer();
bool readToken(PdfToken* token);
bool readTokenCore(PdfToken* token);
void PutBack(PdfToken token);
private:
const SkPdfMapper* fMapper;
const PoDoFo::PdfMemDocument* fDoc;
PoDoFo::PdfContentsTokenizer* fTokenizer;
char* fUncompressedStream;
long fUncompressedStreamLength;
bool fEmpty;
bool fHasPutBack;
PdfToken fPutBack;
};
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPDFPODOFOTOKENIZER_H_

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@ -0,0 +1,194 @@
#include "SkPodofoParsedPDF.h"
#include "SkPdfPodofoTokenizer.h"
#include "SkPdfHeaders_autogen.h"
#include "SkPdfMapper_autogen.h"
#include "SkPdfBasics.h"
#include "SkPdfParser.h"
#include "podofo.h"
SkPodofoParsedPDF::SkPodofoParsedPDF(const char* path) : fDoc(new PoDoFo::PdfMemDocument(path))
, fMapper(new SkPdfMapper(this)) {}
SkPodofoParsedPDF::~SkPodofoParsedPDF() {
delete fDoc;
delete fMapper;
}
int SkPodofoParsedPDF::pages() const {
return fDoc->GetPageCount();
}
double SkPodofoParsedPDF::width(int page) const {
PoDoFo::PdfRect rect = fDoc->GetPage(page)->GetMediaBox();
return rect.GetWidth() + rect.GetLeft();
}
double SkPodofoParsedPDF::height(int page) const {
PoDoFo::PdfRect rect = fDoc->GetPage(page)->GetMediaBox();
return rect.GetHeight() + rect.GetBottom();
}
const SkPdfResourceDictionary* SkPodofoParsedPDF::pageResources(int page) const {
SkPdfPageObjectDictionary* pg = NULL;
SkPdfObject* obj = make(fDoc->GetPage(page)->GetObject());
fMapper->mapPageObjectDictionary(obj, &pg);
return pg ? pg->Resources() : NULL;
}
SkRect SkPodofoParsedPDF::MediaBox(int page) const {
PoDoFo::PdfRect rect = fDoc->GetPage(page)->GetMediaBox();
SkRect skrect = SkRect::MakeLTRB(SkDoubleToScalar(rect.GetLeft()),
SkDoubleToScalar(rect.GetBottom()),
SkDoubleToScalar(rect.GetLeft() + rect.GetWidth()),
SkDoubleToScalar(rect.GetBottom() + rect.GetHeight()));
return skrect;
}
SkPdfPodofoTokenizer* SkPodofoParsedPDF::tokenizerOfPage(int page) const {
PoDoFo::PdfContentsTokenizer* t = new PoDoFo::PdfContentsTokenizer(fDoc->GetPage(page));
return new SkPdfPodofoTokenizer(this, t);
}
SkPdfPodofoTokenizer* SkPodofoParsedPDF::tokenizerOfStream(const SkPdfStream* stream) const {
if (stream == NULL) {
return NULL;
}
char* buffer = NULL;
long len = 0;
stream->GetFilteredCopy(&buffer, &len);
return tokenizerOfBuffer(buffer, len);
}
SkPdfPodofoTokenizer* SkPodofoParsedPDF::tokenizerOfBuffer(char* buffer, size_t len) const {
PoDoFo::PdfContentsTokenizer* t = new PoDoFo::PdfContentsTokenizer(buffer, len);
return new SkPdfPodofoTokenizer(this, t);
}
size_t SkPodofoParsedPDF::objects() const {
return fDoc->GetObjects().GetSize();
}
const SkPdfObject* SkPodofoParsedPDF::object(int i) const {
PoDoFo::PdfVecObjects& objects = (PoDoFo::PdfVecObjects&)fDoc->GetObjects();
return make(objects[i]);
}
SkPdfObject* SkPodofoParsedPDF::make(PoDoFo::PdfObject* obj) const {
return new SkPdfObject(this, obj);
}
const SkPdfObject* SkPodofoParsedPDF::make(const PoDoFo::PdfObject* obj) const {
return new SkPdfObject(this, obj);
}
const SkPdfMapper* SkPodofoParsedPDF::mapper() const {
return fMapper;
}
SkPdfNumber* SkPodofoParsedPDF::createNumber(double number) const {
return new SkPdfNumber(this, new PoDoFo::PdfObject(PoDoFo::PdfVariant(number)));
}
SkPdfInteger* SkPodofoParsedPDF::createInteger(int value) const {
return new SkPdfInteger(this, new PoDoFo::PdfObject(PoDoFo::PdfVariant((PoDoFo::pdf_int64)value)));
}
SkPdfString* SkPodofoParsedPDF::createString(char* sz, size_t len) const {
// TODO(edisonn): NYI
return NULL;
}
PdfContext* gPdfContext = NULL;
void SkPodofoParsedPDF::drawPage(int page, SkCanvas* canvas) const {
SkPdfPodofoTokenizer* tokenizer = tokenizerOfPage(page);
PdfContext pdfContext(this);
pdfContext.fOriginalMatrix = SkMatrix::I();
pdfContext.fGraphicsState.fResources = pageResources(page);
gPdfContext = &pdfContext;
// TODO(edisonn): get matrix stuff right.
// TODO(edisonn): add DPI/scale/zoom.
SkScalar z = SkIntToScalar(0);
SkRect rect = MediaBox(page);
SkScalar w = rect.width();
SkScalar h = rect.height();
SkPoint pdfSpace[4] = {SkPoint::Make(z, z), SkPoint::Make(w, z), SkPoint::Make(w, h), SkPoint::Make(z, h)};
// SkPoint skiaSpace[4] = {SkPoint::Make(z, h), SkPoint::Make(w, h), SkPoint::Make(w, z), SkPoint::Make(z, z)};
// TODO(edisonn): add flag for this app to create sourunding buffer zone
// TODO(edisonn): add flagg for no clipping.
// Use larger image to make sure we do not draw anything outside of page
// could be used in tests.
#ifdef PDF_DEBUG_3X
SkPoint skiaSpace[4] = {SkPoint::Make(w+z, h+h), SkPoint::Make(w+w, h+h), SkPoint::Make(w+w, h+z), SkPoint::Make(w+z, h+z)};
#else
SkPoint skiaSpace[4] = {SkPoint::Make(z, h), SkPoint::Make(w, h), SkPoint::Make(w, z), SkPoint::Make(z, z)};
#endif
//SkPoint pdfSpace[2] = {SkPoint::Make(z, z), SkPoint::Make(w, h)};
//SkPoint skiaSpace[2] = {SkPoint::Make(w, z), SkPoint::Make(z, h)};
//SkPoint pdfSpace[2] = {SkPoint::Make(z, z), SkPoint::Make(z, h)};
//SkPoint skiaSpace[2] = {SkPoint::Make(z, h), SkPoint::Make(z, z)};
//SkPoint pdfSpace[3] = {SkPoint::Make(z, z), SkPoint::Make(z, h), SkPoint::Make(w, h)};
//SkPoint skiaSpace[3] = {SkPoint::Make(z, h), SkPoint::Make(z, z), SkPoint::Make(w, 0)};
SkAssertResult(pdfContext.fOriginalMatrix.setPolyToPoly(pdfSpace, skiaSpace, 4));
SkTraceMatrix(pdfContext.fOriginalMatrix, "Original matrix");
pdfContext.fGraphicsState.fMatrix = pdfContext.fOriginalMatrix;
pdfContext.fGraphicsState.fMatrixTm = pdfContext.fGraphicsState.fMatrix;
pdfContext.fGraphicsState.fMatrixTlm = pdfContext.fGraphicsState.fMatrix;
canvas->setMatrix(pdfContext.fOriginalMatrix);
#ifndef PDF_DEBUG_NO_PAGE_CLIPING
canvas->clipRect(SkRect::MakeXYWH(z, z, w, h), SkRegion::kIntersect_Op, true);
#endif
// erase with red before?
// SkPaint paint;
// paint.setColor(SK_ColorRED);
// canvas->drawRect(rect, paint);
PdfMainLooper looper(NULL, tokenizer, &pdfContext, canvas);
looper.loop();
delete tokenizer;
canvas->flush();
}
// TODO(edisonn): move in trace util.
#include "SkMatrix.h"
#include "SkRect.h"
#ifdef PDF_TRACE
void SkTraceMatrix(const SkMatrix& matrix, const char* sz) {
printf("SkMatrix %s ", sz);
for (int i = 0 ; i < 9 ; i++) {
printf("%f ", SkScalarToDouble(matrix.get(i)));
}
printf("\n");
}
void SkTraceRect(const SkRect& rect, const char* sz) {
printf("SkRect %s ", sz);
printf("x = %f ", SkScalarToDouble(rect.x()));
printf("y = %f ", SkScalarToDouble(rect.y()));
printf("w = %f ", SkScalarToDouble(rect.width()));
printf("h = %f ", SkScalarToDouble(rect.height()));
printf("\n");
}
#endif

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@ -0,0 +1,59 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOPARSEDPDF_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOPARSEDPDF_H_
#include "SkRect.h"
class SkCanvas;
class SkPdfInteger;
class SkPdfMapper;
class SkPdfNumber;
class SkPdfObject;
class SkPdfResourceDictionary;
class SkPdfStream;
class SkPdfString;
class SkPdfPodofoTokenizer;
namespace PoDoFo {
class PdfMemDocument;
class PdfObject;
}
class SkPodofoParsedPDF {
public:
SkPodofoParsedPDF(const char* path);
virtual ~SkPodofoParsedPDF();
virtual int pages() const;
virtual double width(int page) const;
virtual double height(int page) const;
const SkPdfResourceDictionary* pageResources(int page) const;
virtual SkRect MediaBox(int n) const;
virtual SkPdfPodofoTokenizer* tokenizerOfPage(int n) const;
virtual SkPdfPodofoTokenizer* tokenizerOfStream(const SkPdfStream* stream) const;
virtual SkPdfPodofoTokenizer* tokenizerOfBuffer(char* buffer, size_t len) const;
virtual size_t objects() const;
virtual const SkPdfObject* object(int i) const;
PoDoFo::PdfMemDocument* podofo() const {return fDoc;}
const SkPdfMapper* mapper() const;
SkPdfNumber* createNumber(double number) const;
SkPdfInteger* createInteger(int value) const;
SkPdfString* createString(char* sz, size_t len) const;
void drawPage(int page, SkCanvas* canvas) const;
private:
SkPdfObject* make(PoDoFo::PdfObject* obj) const;
const SkPdfObject* make(const PoDoFo::PdfObject* obj) const;
PoDoFo::PdfMemDocument* fDoc;
SkPdfMapper* fMapper;
};
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOPARSEDPDF_H_

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#include "SkPodofoUtils.h"
#include "SkMatrix.h"
#include "SkPdfHeaders_autogen.h"
#include "SkPdfMapper_autogen.h"
#include "podofo.h"
const PoDoFo::PdfObject* resolveReferenceObject(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfObject* obj,
bool resolveOneElementArrays) {
while (obj && (obj->IsReference() || (resolveOneElementArrays &&
obj->IsArray() &&
obj->GetArray().GetSize() == 1))) {
if (obj->IsReference()) {
// We need to force the non const, the only update we will do is for recurssion checks.
PoDoFo::PdfReference& ref = (PoDoFo::PdfReference&)obj->GetReference();
obj = pdfDoc->podofo()->GetObjects().GetObject(ref);
} else {
obj = &obj->GetArray()[0];
}
}
return obj;
}
// TODO(edisonn): deal with synonyms (/BPC == /BitsPerComponent), here or in GetKey?
// Always pass long form in key, and have a map of long -> short key
bool LongFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
long* data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)));
if (value == NULL || !value->IsNumber()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetNumber();
return true;
}
bool LongFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
long* data) {
if (LongFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return LongFromDictionary(pdfDoc, dict, abr, data);
}
bool DoubleFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
double* data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)));
if (value == NULL || (!value->IsReal() && !value->IsNumber())) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetReal();
return true;
}
bool DoubleFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
double* data) {
if (DoubleFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return DoubleFromDictionary(pdfDoc, dict, abr, data);
}
bool BoolFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
bool* data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)));
if (value == NULL || !value->IsBool()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetBool();
return true;
}
bool BoolFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
bool* data) {
if (BoolFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return BoolFromDictionary(pdfDoc, dict, abr, data);
}
bool NameFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
std::string* data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL || !value->IsName()) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetName().GetName();
return true;
}
bool NameFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data) {
if (NameFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return NameFromDictionary(pdfDoc, dict, abr, data);
}
bool StringFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
std::string* data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL || (!value->IsString() && !value->IsHexString())) {
return false;
}
if (data == NULL) {
return true;
}
*data = value->GetString().GetString();
return true;
}
bool StringFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data) {
if (StringFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return StringFromDictionary(pdfDoc, dict, abr, data);
}
bool SkMatrixFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
SkMatrix** matrix) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)));
if (value == NULL || !value->IsArray()) {
return false;
}
if (value->GetArray().GetSize() != 6) {
return false;
}
double array[6];
for (int i = 0; i < 6; i++) {
const PoDoFo::PdfObject* elem = resolveReferenceObject(pdfDoc, &value->GetArray()[i]);
if (elem == NULL || (!elem->IsReal() && !elem->IsNumber())) {
return false;
}
array[i] = elem->GetReal();
}
*matrix = new SkMatrix();
**matrix = SkMatrixFromPdfMatrix(array);
return true;
}
bool SkMatrixFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkMatrix** data) {
if (SkMatrixFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return SkMatrixFromDictionary(pdfDoc, dict, abr, data);
}
bool SkRectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
SkRect** rect) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)));
if (value == NULL || !value->IsArray()) {
return false;
}
if (value->GetArray().GetSize() != 4) {
return false;
}
double array[4];
for (int i = 0; i < 4; i++) {
const PoDoFo::PdfObject* elem = resolveReferenceObject(pdfDoc, &value->GetArray()[i]);
if (elem == NULL || (!elem->IsReal() && !elem->IsNumber())) {
return false;
}
array[i] = elem->GetReal();
}
*rect = new SkRect();
**rect = SkRect::MakeLTRB(SkDoubleToScalar(array[0]),
SkDoubleToScalar(array[1]),
SkDoubleToScalar(array[2]),
SkDoubleToScalar(array[3]));
return true;
}
bool SkRectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkRect** data) {
if (SkRectFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return SkRectFromDictionary(pdfDoc, dict, abr, data);
}
SkPdfObject* get(const SkPdfObject* obj, const char* key, const char* abr = "") {
PoDoFo::PdfObject* podofoObj = NULL;
if (obj == NULL) return NULL;
const SkPdfDictionary* dict = obj->asDictionary();
if (dict == NULL) return NULL;
if (!dict->podofo()->IsDictionary()) return NULL;
ObjectFromDictionary(dict->doc(), dict->podofo()->GetDictionary(), key, abr, &podofoObj);
SkPdfObject* ret = NULL;
obj->doc()->mapper()->mapObject(podofoObj, &ret);
return ret;
}
bool ArrayFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray* data) {return false;}
bool FileSpecFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFileSpec* data) {return false;}
bool StreamFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data);
bool TreeFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfTree** data) {return false;}
bool DateFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDate* data) {return false;}
bool FunctionFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFunction* data) {return false;}
bool ArrayFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
SkPdfArray** data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL || !value->IsArray()) {
return false;
}
if (data == NULL) {
return true;
}
return pdfDoc->mapper()->mapArray(value, data);
}
bool ArrayFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray** data) {
if (ArrayFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return ArrayFromDictionary(pdfDoc, dict, abr, data);
}
/*
bool DictionaryFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
SkPoDoFo::PdfDictionary** data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL || !value->IsDictionary()) {
return false;
}
if (data == NULL) {
return true;
}
return pdfDoc->mapper()->mapDictionary(value, data);
}
bool DictionaryFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPoDoFo::PdfDictionary** data) {
if (DictionaryFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return DictionaryFromDictionary(pdfDoc, dict, abr, data);
}
*/
bool ObjectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
PoDoFo::PdfObject** data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL) {
return false;
}
if (data == NULL) {
return true;
}
*data = (PoDoFo::PdfObject*)value;
return true;
}
bool ObjectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
PoDoFo::PdfObject** data) {
if (ObjectFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return ObjectFromDictionary(pdfDoc, dict, abr, data);
}
bool StreamFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
SkPdfStream** data) {
const PoDoFo::PdfObject* value = resolveReferenceObject(pdfDoc,
dict.GetKey(PoDoFo::PdfName(key)),
true);
if (value == NULL) {
return false;
}
if (data == NULL) {
return true;
}
return pdfDoc->mapper()->mapStream(value, data);
}
bool StreamFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data) {
if (StreamFromDictionary(pdfDoc, dict, key, data)) return true;
if (abr == NULL || *abr == '\0') return false;
return StreamFromDictionary(pdfDoc, dict, abr, data);
}

Просмотреть файл

@ -0,0 +1,122 @@
#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOUTILS_H_
#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOUTILS_H_
#include <string>
#include "SkPdfNYI.h"
class SkMatrix;
class SkRect;
namespace PoDoFo {
class PdfDictionary;
class PdfObject;
}
class SkPodofoParsedPDF;
const PoDoFo::PdfObject* resolveReferenceObject(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfObject* obj,
bool resolveOneElementArrays = false);
bool LongFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
long* data);
bool DoubleFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
double* data);
bool BoolFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
bool* data);
bool NameFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data);
bool StringFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
std::string* data);
/*
class SkPoDoFo::PdfDictionary;
bool DictionaryFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPoDoFo::PdfDictionary** data);
*/
bool skpdfmap(const SkPodofoParsedPDF& podofoDoc, const PoDoFo::PdfObject& podofoObj, PoDoFo::PdfObject** out);
bool ObjectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
PoDoFo::PdfObject** data);
class SkPdfArray;
class SkPdfStream;
bool ArrayFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfArray** data);
bool SkMatrixFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkMatrix** data);
bool FileSpecFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFileSpec* data);
bool StreamFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfStream** data);
bool TreeFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfTree** data);
bool DateFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfDate* data);
bool SkRectFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkRect** data);
bool FunctionFromDictionary(const SkPodofoParsedPDF* pdfDoc,
const PoDoFo::PdfDictionary& dict,
const char* key,
const char* abr,
SkPdfFunction* data);
SkMatrix SkMatrixFromPdfMatrix(double array[6]);
#endif // EXPERIMENTAL_PDFVIEWER_PDFPARSER_PODOFO_SKPODOFOUTILS_H_

Просмотреть файл

@ -292,7 +292,7 @@ def fix(val):
return ret
def commitRow():
def commitRow(fspecPy):
global columnValues
global emitedDitionaryName
global table
@ -393,27 +393,27 @@ def commitRow():
comment = fix(tableToClassName[tableKey][1])
if len(tableToClassName[tableKey]) >= 3 and tableToClassName[tableKey][2] != '':
print(' pdfspec.addClass(\'' + emitedDitionaryName + '\', \'' + tableToClassName[tableKey][2] + '\', \'' + comment + '\')\\')
fspecPy.write(' pdfspec.addClass(\'' + emitedDitionaryName + '\', \'' + tableToClassName[tableKey][2] + '\', \'' + comment + '\')\\\n')
else:
print(' pdfspec.addClass(\'' + emitedDitionaryName + '\', \'Dictionary\', \'' + comment + '\')\\')
fspecPy.write(' pdfspec.addClass(\'' + emitedDitionaryName + '\', \'Dictionary\', \'' + comment + '\')\\\n')
if len(tableToClassName[tableKey]) >= 4 and columnValues[0] in tableToClassName[tableKey][3]:
required = True
if required:
print(' .required(\'NULL\')\\')
fspecPy.write(' .required(\'NULL\')\\\n')
else:
print(' .optional()\\')
fspecPy.write(' .optional()\\\n')
print(' .field(\'' + columnValues[0] + '\')\\')
print(' .name(\'' + columnValues[0] + '\')\\')
print(' .type(\'' + columnValues[1] + '\')\\')
print(' .comment(\'' + columnValues[2] + '\')\\')
fspecPy.write(' .field(\'' + columnValues[0] + '\')\\\n')
fspecPy.write(' .name(\'' + columnValues[0] + '\')\\\n')
fspecPy.write(' .type(\'' + columnValues[1] + '\')\\\n')
fspecPy.write(' .comment(\'' + columnValues[2] + '\')\\\n')
if len(tableToClassName[tableKey]) >= 4 and columnValues[0] in tableToClassName[tableKey][3]:
print(' .must(' + tableToClassName[tableKey][3][columnValues[0]] + ')\\')
fspecPy.write(' .must(' + tableToClassName[tableKey][3][columnValues[0]] + ')\\\n')
print(' .done().done()\\')
fspecPy.write(' .done().done()\\\n')
columnValues = None
@ -429,7 +429,7 @@ def appendRow(second, third):
if third.rstrip() != '':
columnValues[2] = columnValues[2] + '\n' + third.rstrip()
def rebaseTable(line):
def rebaseTable(fspecPy, line):
global knownTypes
global columnWidth
@ -445,7 +445,7 @@ def rebaseTable(line):
i = i + 1
if words[i].startswith('(Optional') or words[i].startswith('(Required'):
commitRow()
commitRow(fspecPy)
columnWidth[0] = line.find(words[1])
@ -458,24 +458,24 @@ def rebaseTable(line):
return False
def stopTable():
def stopTable(fspecPy):
global tableHeaderFound
global emitedDitionaryName
if not inTable():
return
commitRow()
commitRow(fspecPy)
tableHeaderFound = False
emitedDitionaryName = ''
print(' .done()')
print
fspecPy.write(' .done()\n')
fspecPy.write('\n')
def killTable():
return
def processLineCore(line):
def processLineCore(fspecPy, line):
global lines
global tableLine
global tableRow
@ -483,7 +483,7 @@ def processLineCore(line):
global columnValues
global mustFollowTableHeader
global fnewspec
#global fnewspec
lines = lines + 1
@ -493,12 +493,12 @@ def processLineCore(line):
words = line.split()
if len(words) == 0:
stopTable()
stopTable(fspecPy)
return False
isTableHeader = re.search('^[\s]*(TABLE [0-9].[0-9][0-9]?)', striped)
if isTableHeader:
stopTable()
stopTable(fspecPy)
tableDescriptionFound(striped)
mustFollowTableHeader = True
return False
@ -535,7 +535,7 @@ def processLineCore(line):
newRow(first, second, third)
return True
if rebaseTable(striped):
if rebaseTable(fspecPy, striped):
first = striped[0 : columnWidth[0]]
second = striped[columnWidth[0] : columnWidth[0] + columnWidth[1]]
third = striped[columnWidth[0] + columnWidth[1] :]
@ -549,15 +549,15 @@ def processLineCore(line):
return True
if len(first.split()) > 1:
stopTable()
stopTable(fspecPy)
return False
if first != '' and first[0] == ' ':
stopTable()
stopTable(fspecPy)
return False
if first != '' and second != '' and third == '':
stopTable()
stopTable(fspecPy)
return False
if first == '' and second != '' and second[0] != ' ':
@ -565,7 +565,7 @@ def processLineCore(line):
appendRow(second, third)
return True
else:
stopTable()
stopTable(fspecPy)
return False
if first != '' and second != '' and third[0] != '(':
@ -573,61 +573,65 @@ def processLineCore(line):
return False
if first == '' and second != '' and second[0] == ' ':
stopTable()
stopTable(fspecPy)
return False
if first != '' and second != '' and third[0] == '(':
commitRow()
commitRow(fspecPy)
newRow(first, second, third)
return True
return False
return False
def processLine(line):
global fnewspec
def processLine(fspecPy, line):
#global fnewspec
inSpec = processLineCore(line)
inSpec = processLineCore(fspecPy, line)
#just return, use the next lines if you wish to rewrite spec
#return
return
if inSpec:
#resize colum with types
line = line[:columnWidth[0] + columnWidth[1]] + (' ' * (60 - columnWidth[1])) + line[columnWidth[0] + columnWidth[1]:]
line = line[:columnWidth[0]] + (' ' * (40 - columnWidth[0])) + line[columnWidth[0]:]
fnewspec.write(line)
#fnewspec.write(line)
def generateDef():
global lines
global fnewspec
#global fnewspec
fnewspec = open('PdfReference-okular-2.txt', 'w')
#fnewspec = open('PdfReference-okular-2.txt', 'w')
print 'import datatypes'
print
# pdf spec in text format
fspecText = open(sys.argv[1], 'r')
print 'def buildPdfSpec(pdfspec):'
# pdf spec in python directives
fspecPy = open(sys.argv[2], 'w')
for line in sys.stdin:
processLine(line)
fspecPy.write('import datatypes\n')
fspecPy.write('\n')
fspecPy.write('def buildPdfSpec(pdfspec):\n')
for line in fspecText:
processLine(fspecPy, line)
# close last table if it was not closed already
stopTable()
stopTable(fspecPy)
print
fspecPy.write('\n')
print 'def addDictionaryTypesTo(knowTypes):'
fspecPy.write('def addDictionaryTypesTo(knowTypes):\n')
for e in tableToClassName:
print(' knowTypes[\'' + tableToClassName[e][0] + '\'] = [\'SkPdf' + tableToClassName[e][0] + '*\', \'' + tableToClassName[e][0] + 'FromDictionary\', datatypes.CppNull(), \'ret->podofo()->GetDataType() == ePdfDataType_Dictionary\']')
print
print
fspecPy.write(' knowTypes[\'' + tableToClassName[e][0] + '\'] = [\'SkPdf' + tableToClassName[e][0] + '*\', \'SkPdf' + tableToClassName[e][0] + 'FromDictionary\', datatypes.CppNull(), \'ret->podofo()->GetDataType() == PoDoFo::ePdfDataType_Dictionary\', \'A_DICTIONARY\']\n')
fspecPy.write('\n')
#print lines
fnewspec.close()
#fnewspec.close()
if '__main__' == __name__:
sys.exit(generateDef())

Просмотреть файл

@ -23,8 +23,45 @@
'../experimental/PdfViewer/SkPdfFont.cpp',
'../experimental/PdfViewer/SkPdfParser.cpp',
'../experimental/PdfViewer/SkPdfUtils.cpp',
'../experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfPodofoMapper_autogen.cpp',
#'../experimental/PdfViewer/SkPdfNYI.cpp',
#podofo
'../experimental/PdfViewer/pdfparser/podofo/SkPdfPodofoTokenizer.cpp',
'../experimental/PdfViewer/pdfparser/podofo/SkPodofoParsedPDF.cpp',
'../experimental/PdfViewer/pdfparser/podofo/SkPodofoUtils.cpp',
'../experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfMapper_autogen.cpp',
'../experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfHeaders_autogen.cpp',
#native TODO
# libraries.cc is generated by the js2c action below.
#'<(INTERMEDIATE_DIR)/libraries.cc',
],
'actions': [
{
'action_name': 'spec2def',
'inputs': [
'../experimental/PdfViewer/spec2def.py',
'../experimental/PdfViewer/PdfReference-okular-1.txt',
],
'outputs': [
'../experimental/PdfViewer/autogen/pdfspec_autogen.py',
],
'action': ['python', '../experimental/PdfViewer/spec2def.py', '../experimental/PdfViewer/PdfReference-okular-1.txt', '../experimental/PdfViewer/autogen/pdfspec_autogen.py'],
},
{
'action_name': 'generate_code',
'inputs': [
'../experimental/PdfViewer/generate_code.py',
'../experimental/PdfViewer/autogen/pdfspec_autogen.py',
],
'outputs': [
'../experimental/PdfViewer/pdfparser/autogen/SkPdfEnums_autogen.h',
'../experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfMapper_autogen.cpp',
'../experimental/PdfViewer/pdfparser/podofo/autogen/SkPdfHeaders_autogen.cpp',
# TODO(edisonn): ok, there are many more files here, which we should list but since
# any change in the above should trigger a change here, we should be fine normally
],
'action': ['python', '../experimental/PdfViewer/generate_code.py', '../experimental/PdfViewer/pdfparser/'],
},
],
'include_dirs': [
'../third_party/externals/podofo/src/base',
@ -33,10 +70,9 @@
'../tools',
'../experimental/PdfViewer',
'../experimental/PdfViewer/pdfparser',
'../experimental/PdfViewer/pdfparser/autogen',
'../experimental/PdfViewer/pdfparser/podofo',
'../experimental/PdfViewer/pdfparser/podofo/autogen',
#'../experimental/PdfViewer/pdfparser/native',
#'../experimental/PdfViewer/pdfparser/native/autogen',
],
'dependencies': [
'core.gyp:core',
@ -66,12 +102,12 @@
'../experimental/PdfViewer/pdf_viewer_main.cpp',
],
'include_dirs': [
'../third_party/externals/podofo/src/base',
'../third_party/externals/podofo/src',
'../third_party/externals/podofo',
'../tools',
'../experimental/PdfViewer',
'../experimental/PdfViewer/autogen',
'../experimental/PdfViewer/pdfparser',
'../experimental/PdfViewer/pdfparser/autogen',
'../experimental/PdfViewer/pdfparser/podofo',
'../experimental/PdfViewer/pdfparser/podofo/autogen',
],
'dependencies': [
'core.gyp:core',