зеркало из https://github.com/mozilla/gecko-dev.git
170 строки
4.7 KiB
Plaintext
170 строки
4.7 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsDeviceContextSpecX.h"
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#include "nsCRT.h"
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#include <unistd.h>
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#include "nsIServiceManager.h"
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#include "nsIPrintOptions.h"
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#include "nsPrintSettingsX.h"
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#include "gfxQuartzSurface.h"
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#include "gfxImageSurface.h"
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// This must be the last include:
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#include "nsObjCExceptions.h"
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nsDeviceContextSpecX::nsDeviceContextSpecX()
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: mPrintSession(NULL)
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, mPageFormat(kPMNoPageFormat)
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, mPrintSettings(kPMNoPrintSettings)
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{
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}
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nsDeviceContextSpecX::~nsDeviceContextSpecX()
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
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if (mPrintSession)
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::PMRelease(mPrintSession);
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NS_OBJC_END_TRY_ABORT_BLOCK;
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}
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NS_IMPL_ISUPPORTS1(nsDeviceContextSpecX, nsIDeviceContextSpec)
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NS_IMETHODIMP nsDeviceContextSpecX::Init(nsIWidget *aWidget,
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nsIPrintSettings* aPS,
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bool aIsPrintPreview)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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nsCOMPtr<nsPrintSettingsX> settings(do_QueryInterface(aPS));
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if (!settings)
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return NS_ERROR_NO_INTERFACE;
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mPrintSession = settings->GetPMPrintSession();
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::PMRetain(mPrintSession);
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mPageFormat = settings->GetPMPageFormat();
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mPrintSettings = settings->GetPMPrintSettings();
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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NS_IMETHODIMP nsDeviceContextSpecX::BeginDocument(PRUnichar* aTitle,
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PRUnichar* aPrintToFileName,
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int32_t aStartPage,
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int32_t aEndPage)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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if (aTitle) {
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CFStringRef cfString = ::CFStringCreateWithCharacters(NULL, aTitle, NS_strlen(aTitle));
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if (cfString) {
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::PMPrintSettingsSetJobName(mPrintSettings, cfString);
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::CFRelease(cfString);
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}
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}
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OSStatus status;
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status = ::PMSetFirstPage(mPrintSettings, aStartPage, false);
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NS_ASSERTION(status == noErr, "PMSetFirstPage failed");
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status = ::PMSetLastPage(mPrintSettings, aEndPage, false);
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NS_ASSERTION(status == noErr, "PMSetLastPage failed");
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status = ::PMSessionBeginCGDocumentNoDialog(mPrintSession, mPrintSettings, mPageFormat);
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if (status != noErr)
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return NS_ERROR_ABORT;
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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NS_IMETHODIMP nsDeviceContextSpecX::EndDocument()
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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::PMSessionEndDocumentNoDialog(mPrintSession);
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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NS_IMETHODIMP nsDeviceContextSpecX::BeginPage()
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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PMSessionError(mPrintSession);
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OSStatus status = ::PMSessionBeginPageNoDialog(mPrintSession, mPageFormat, NULL);
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if (status != noErr) return NS_ERROR_ABORT;
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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NS_IMETHODIMP nsDeviceContextSpecX::EndPage()
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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OSStatus status = ::PMSessionEndPageNoDialog(mPrintSession);
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if (status != noErr) return NS_ERROR_ABORT;
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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void nsDeviceContextSpecX::GetPaperRect(double* aTop, double* aLeft, double* aBottom, double* aRight)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
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PMRect paperRect;
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::PMGetAdjustedPaperRect(mPageFormat, &paperRect);
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*aTop = paperRect.top, *aLeft = paperRect.left;
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*aBottom = paperRect.bottom, *aRight = paperRect.right;
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NS_OBJC_END_TRY_ABORT_BLOCK;
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}
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NS_IMETHODIMP nsDeviceContextSpecX::GetSurfaceForPrinter(gfxASurface **surface)
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{
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NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
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double top, left, bottom, right;
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GetPaperRect(&top, &left, &bottom, &right);
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const double width = right - left;
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const double height = bottom - top;
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CGContextRef context;
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::PMSessionGetCGGraphicsContext(mPrintSession, &context);
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nsRefPtr<gfxASurface> newSurface;
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if (context) {
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// Initially, origin is at bottom-left corner of the paper.
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// Here, we translate it to top-left corner of the paper.
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CGContextTranslateCTM(context, 0, height);
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CGContextScaleCTM(context, 1.0, -1.0);
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newSurface = new gfxQuartzSurface(context, gfxSize(width, height), true);
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} else {
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newSurface = new gfxQuartzSurface(gfxSize((int32_t)width, (int32_t)height), gfxASurface::ImageFormatARGB32, true);
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}
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if (!newSurface)
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return NS_ERROR_FAILURE;
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*surface = newSurface;
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NS_ADDREF(*surface);
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return NS_OK;
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NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
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}
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