зеркало из https://github.com/mozilla/gecko-dev.git
205 строки
6.5 KiB
C
205 строки
6.5 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*/
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/*
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** External points of interest for the translation library
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*/
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#ifndef XLATE_H
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#define XLATE_H
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#define N_FONTS 8
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typedef void (*XL_CompletionRoutine)(PrintSetup*);
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typedef void* XL_TextTranslation;
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typedef void* XL_PostscriptTranslation;
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typedef struct {
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short llx, lly, urx, ury;
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} PS_BBox;
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typedef struct {
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short wx, wy;
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PS_BBox charBBox;
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} PS_CharInfo;
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typedef struct {
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char *name;
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PS_BBox fontBBox;
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short upos, uthick;
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PS_CharInfo chars[256];
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} PS_FontInfo;
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XP_BEGIN_PROTOS
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extern void XL_InitializePrintSetup(PrintSetup *p);
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extern void XL_InitializeTextSetup(PrintSetup *p);
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extern void XL_TranslatePostscript(MWContext*, URL_Struct *u,
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SHIST_SavedData *sd, PrintSetup*p);
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extern XL_TextTranslation
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XL_TranslateText(MWContext *, URL_Struct *u, PrintSetup*p);
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extern void XL_GetTextImage(LO_ImageStruct *image);
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extern void
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XL_DisplayTextImage(MWContext *cx, int iLocation, LO_ImageStruct *img);
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extern XP_Bool XP_CheckElementSpan(MWContext*, int top, int height);
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extern void XP_InitializePrintInfo(MWContext *);
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extern void XP_CleanupPrintInfo(MWContext *);
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extern void XP_DrawForPrint(MWContext *, int );
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extern void XP_LayoutForPrint(MWContext *cx, int32 doc_height);
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extern void XP_ParseAFMFile(FILE *fp, PS_FontInfo** fi);
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XP_END_PROTOS
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typedef struct LineRecord_struct LineRecord;
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/*
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** PAGE coordinates are 720/inch, layout happens in this space
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** POINT coordinates are 72/inch, the printer wants these
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*/
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#define INCH_TO_PAGE(f) ((int) (.5 + (f)*720))
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#define PAGE_TO_POINT_I(f) ((int) ((f) / 10.0))
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#define PAGE_TO_POINT_F(f) ((f) / 10.0)
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#define POINT_TO_PAGE(p) ((p)*10)
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/*
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** Used to pass info into text and/or postscript translation
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*/
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struct PrintSetup_ {
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int top; /* Margins (PostScript Only) */
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int bottom;
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int left;
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int right;
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int width; /* Paper size, # of cols for text xlate */
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int height;
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char* header;
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char* footer;
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int *sizes;
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XP_Bool reverse; /* Output order */
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XP_Bool color; /* Image output */
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XP_Bool deep_color; /* 24 bit color output */
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XP_Bool landscape; /* Rotated output */
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XP_Bool underline; /* underline links */
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XP_Bool scale_images; /* Scale unsized images which are too big */
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XP_Bool scale_pre; /* do the pre-scaling thing */
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float dpi; /* dpi for externally sized items */
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float rules; /* Scale factor for rulers */
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int n_up; /* cool page combining */
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int bigger; /* Used to init sizes if sizesin NULL */
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int paper_size; /* Paper Size(letter,legal,exec,a4) */
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char* prefix; /* For text xlate, prepended to each line */
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char* eol; /* For text translation, line terminator */
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char* bullet; /* What char to use for bullets */
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struct URL_Struct_ *url; /* url of doc being translated */
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XP_File out; /* Where to send the output */
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char *filename; /* output file name, if any */
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XL_CompletionRoutine completion; /* Called when translation finished */
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void* carg; /* Data saved for completion routine */
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int status; /* Status of URL on completion */
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/* "other" font is for encodings other than iso-8859-1 */
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char *otherFontName[N_FONTS];
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/* name of "other" PostScript font */
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PS_FontInfo *otherFontInfo[N_FONTS];
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/* font info parsed from "other" afm file */
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int16 otherFontCharSetID; /* charset ID of "other" font */
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MWContext *cx; /* original context, if available */
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};
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#define XL_LOADING_PHASE 1
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#define XL_LAYOUT_PHASE 2
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#define XL_DRAW_PHASE 3
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typedef struct page_breaks {
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int32 y_top;
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int32 y_break;
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} PageBreaks;
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/*
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** Used to store state needed while translation is in progress
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*/
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struct PrintInfo_ {
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/*
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** BEGIN SPECIAL
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** If using the table print code, the following fields must
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** be properly set up.
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*/
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int32 page_height; /* Size of printable area on page */
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int32 page_width; /* Size of printable area on page */
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int32 page_break; /* Current page bottom */
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int32 page_topy; /* Current page top */
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int phase;
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/*
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** CONTINUE SPECIAL
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** The table print code maintains these
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*/
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PageBreaks *pages; /* Contains extents of each page */
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int pt_size; /* Size of above table */
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int n_pages; /* # of valid entries in above table */
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/*
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** END SPECIAL
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*/
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/*
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** AAAOOOGAH
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**
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** These are used to cache values from the originating context's
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** function table
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*/
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void (*scnatt)(MWContext*); /* SetCallNetlibAllTheTime */
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void (*ccnatt)(MWContext*); /* CLearCallNetlibAllTheTime */
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char* doc_title; /* best guess at title */
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int32 doc_width; /* Total document width */
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int32 doc_height; /* Total document height */
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#ifdef LATER
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float scale; /* for shrinking pre areas */
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int32 pre_start; /* First y of current pre section */
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int32 pre_end; /* Last y of current pre section */
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XP_List *interesting; /* List of pre's about which I care */
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XP_Bool in_pre; /* True when inside a <pre> section */
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#endif
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/*
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** These fields are used only by the text translator
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*/
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char *line; /* Pointer to data for the current line */
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XP_Bool in_table; /* True when caching lines in a table */
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XP_Bool first_line_p; /* true when the first line has not yet been
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output - this is a kludge for the mail
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citation code. */
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int table_top, /* Size of the table being cached */
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table_bottom;
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LineRecord *saved_lines; /* cached lines for tables */
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int last_y; /* Used to track blank lines */
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};
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#endif /* XLATE_H */
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