pjs/widget/cocoa/nsDeviceContextSpecX.mm

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Patrick C. Beard <beard@netscape.com>
* Simon Fraser <sfraser@netscape.com>
* Conrad Carlen <ccarlen@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsDeviceContextSpecX.h"
#include "nsObjCExceptions.h"
#include "prmem.h"
#include "plstr.h"
#include "nsCRT.h"
#include <unistd.h>
#include "nsIServiceManager.h"
#include "nsIPrintOptions.h"
#include "nsPrintSettingsX.h"
#include "gfxQuartzSurface.h"
#include "gfxImageSurface.h"
nsDeviceContextSpecX::nsDeviceContextSpecX()
: mPrintSession(NULL)
, mPageFormat(kPMNoPageFormat)
, mPrintSettings(kPMNoPrintSettings)
{
}
nsDeviceContextSpecX::~nsDeviceContextSpecX()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
if (mPrintSession)
::PMRelease(mPrintSession);
NS_OBJC_END_TRY_ABORT_BLOCK;
}
NS_IMPL_ISUPPORTS1(nsDeviceContextSpecX, nsIDeviceContextSpec)
NS_IMETHODIMP nsDeviceContextSpecX::Init(nsIWidget *aWidget,
nsIPrintSettings* aPS,
bool aIsPrintPreview)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
nsCOMPtr<nsPrintSettingsX> settings(do_QueryInterface(aPS));
if (!settings)
return NS_ERROR_NO_INTERFACE;
mPrintSession = settings->GetPMPrintSession();
::PMRetain(mPrintSession);
mPageFormat = settings->GetPMPageFormat();
mPrintSettings = settings->GetPMPrintSettings();
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP nsDeviceContextSpecX::BeginDocument(PRUnichar* aTitle,
PRUnichar* aPrintToFileName,
PRInt32 aStartPage,
PRInt32 aEndPage)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
if (aTitle) {
CFStringRef cfString = ::CFStringCreateWithCharacters(NULL, aTitle, nsCRT::strlen(aTitle));
if (cfString) {
::PMPrintSettingsSetJobName(mPrintSettings, cfString);
::CFRelease(cfString);
}
}
OSStatus status;
status = ::PMSetFirstPage(mPrintSettings, aStartPage, false);
NS_ASSERTION(status == noErr, "PMSetFirstPage failed");
status = ::PMSetLastPage(mPrintSettings, aEndPage, false);
NS_ASSERTION(status == noErr, "PMSetLastPage failed");
status = ::PMSessionBeginCGDocumentNoDialog(mPrintSession, mPrintSettings, mPageFormat);
if (status != noErr)
return NS_ERROR_ABORT;
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP nsDeviceContextSpecX::EndDocument()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
::PMSessionEndDocumentNoDialog(mPrintSession);
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP nsDeviceContextSpecX::BeginPage()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
PMSessionError(mPrintSession);
OSStatus status = ::PMSessionBeginPageNoDialog(mPrintSession, mPageFormat, NULL);
if (status != noErr) return NS_ERROR_ABORT;
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
NS_IMETHODIMP nsDeviceContextSpecX::EndPage()
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
OSStatus status = ::PMSessionEndPageNoDialog(mPrintSession);
if (status != noErr) return NS_ERROR_ABORT;
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}
void nsDeviceContextSpecX::GetPaperRect(double* aTop, double* aLeft, double* aBottom, double* aRight)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
PMRect paperRect;
::PMGetAdjustedPaperRect(mPageFormat, &paperRect);
*aTop = paperRect.top, *aLeft = paperRect.left;
*aBottom = paperRect.bottom, *aRight = paperRect.right;
NS_OBJC_END_TRY_ABORT_BLOCK;
}
NS_IMETHODIMP nsDeviceContextSpecX::GetSurfaceForPrinter(gfxASurface **surface)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
double top, left, bottom, right;
GetPaperRect(&top, &left, &bottom, &right);
const double width = right - left;
const double height = bottom - top;
CGContextRef context;
::PMSessionGetCGGraphicsContext(mPrintSession, &context);
nsRefPtr<gfxASurface> newSurface;
if (context) {
// Initially, origin is at bottom-left corner of the paper.
// Here, we translate it to top-left corner of the paper.
CGContextTranslateCTM(context, 0, height);
CGContextScaleCTM(context, 1.0, -1.0);
newSurface = new gfxQuartzSurface(context, gfxSize(width, height), true);
} else {
newSurface = new gfxQuartzSurface(gfxSize((PRInt32)width, (PRInt32)height), gfxASurface::ImageFormatARGB32, true);
}
if (!newSurface)
return NS_ERROR_FAILURE;
*surface = newSurface;
NS_ADDREF(*surface);
return NS_OK;
NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
}