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widget/cocoa/nsDeviceContextSpecX.mm@b8a032363ba2 (annotated)

widget/cocoa/nsDeviceContextSpecX.mm

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6	#include "nsDeviceContextSpecX.h"
michael@0	7
michael@0	8	#include "nsCRT.h"
michael@0	9	#include <unistd.h>
michael@0	10
michael@0	11	#include "nsAutoPtr.h"
michael@0	12	#include "nsIServiceManager.h"
michael@0	13	#include "nsIPrintOptions.h"
michael@0	14	#include "nsPrintSettingsX.h"
michael@0	15
michael@0	16	#include "gfxQuartzSurface.h"
michael@0	17
michael@0	18	// This must be the last include:
michael@0	19	#include "nsObjCExceptions.h"
michael@0	20
michael@0	21	nsDeviceContextSpecX::nsDeviceContextSpecX()
michael@0	22	: mPrintSession(NULL)
michael@0	23	, mPageFormat(kPMNoPageFormat)
michael@0	24	, mPrintSettings(kPMNoPrintSettings)
michael@0	25	{
michael@0	26	}
michael@0	27
michael@0	28	nsDeviceContextSpecX::~nsDeviceContextSpecX()
michael@0	29	{
michael@0	30	NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
michael@0	31
michael@0	32	if (mPrintSession)
michael@0	33	::PMRelease(mPrintSession);
michael@0	34
michael@0	35	NS_OBJC_END_TRY_ABORT_BLOCK;
michael@0	36	}
michael@0	37
michael@0	38	NS_IMPL_ISUPPORTS(nsDeviceContextSpecX, nsIDeviceContextSpec)
michael@0	39
michael@0	40	NS_IMETHODIMP nsDeviceContextSpecX::Init(nsIWidget *aWidget,
michael@0	41	nsIPrintSettings* aPS,
michael@0	42	bool aIsPrintPreview)
michael@0	43	{
michael@0	44	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	45
michael@0	46	nsRefPtr<nsPrintSettingsX> settings(do_QueryObject(aPS));
michael@0	47	if (!settings)
michael@0	48	return NS_ERROR_NO_INTERFACE;
michael@0	49
michael@0	50	mPrintSession = settings->GetPMPrintSession();
michael@0	51	::PMRetain(mPrintSession);
michael@0	52	mPageFormat = settings->GetPMPageFormat();
michael@0	53	mPrintSettings = settings->GetPMPrintSettings();
michael@0	54
michael@0	55	return NS_OK;
michael@0	56
michael@0	57	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	58	}
michael@0	59
michael@0	60	NS_IMETHODIMP nsDeviceContextSpecX::BeginDocument(const nsAString& aTitle,
michael@0	61	char16_t* aPrintToFileName,
michael@0	62	int32_t aStartPage,
michael@0	63	int32_t aEndPage)
michael@0	64	{
michael@0	65	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	66
michael@0	67	if (!aTitle.IsEmpty()) {
michael@0	68	CFStringRef cfString =
michael@0	69	::CFStringCreateWithCharacters(NULL, reinterpret_cast<const UniChar*>(aTitle.BeginReading()),
michael@0	70	aTitle.Length());
michael@0	71	if (cfString) {
michael@0	72	::PMPrintSettingsSetJobName(mPrintSettings, cfString);
michael@0	73	::CFRelease(cfString);
michael@0	74	}
michael@0	75	}
michael@0	76
michael@0	77	OSStatus status;
michael@0	78	status = ::PMSetFirstPage(mPrintSettings, aStartPage, false);
michael@0	79	NS_ASSERTION(status == noErr, "PMSetFirstPage failed");
michael@0	80	status = ::PMSetLastPage(mPrintSettings, aEndPage, false);
michael@0	81	NS_ASSERTION(status == noErr, "PMSetLastPage failed");
michael@0	82
michael@0	83	status = ::PMSessionBeginCGDocumentNoDialog(mPrintSession, mPrintSettings, mPageFormat);
michael@0	84	if (status != noErr)
michael@0	85	return NS_ERROR_ABORT;
michael@0	86
michael@0	87	return NS_OK;
michael@0	88
michael@0	89	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	90	}
michael@0	91
michael@0	92	NS_IMETHODIMP nsDeviceContextSpecX::EndDocument()
michael@0	93	{
michael@0	94	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	95
michael@0	96	::PMSessionEndDocumentNoDialog(mPrintSession);
michael@0	97	return NS_OK;
michael@0	98
michael@0	99	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	100	}
michael@0	101
michael@0	102	NS_IMETHODIMP nsDeviceContextSpecX::BeginPage()
michael@0	103	{
michael@0	104	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	105
michael@0	106	PMSessionError(mPrintSession);
michael@0	107	OSStatus status = ::PMSessionBeginPageNoDialog(mPrintSession, mPageFormat, NULL);
michael@0	108	if (status != noErr) return NS_ERROR_ABORT;
michael@0	109	return NS_OK;
michael@0	110
michael@0	111	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	112	}
michael@0	113
michael@0	114	NS_IMETHODIMP nsDeviceContextSpecX::EndPage()
michael@0	115	{
michael@0	116	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	117
michael@0	118	OSStatus status = ::PMSessionEndPageNoDialog(mPrintSession);
michael@0	119	if (status != noErr) return NS_ERROR_ABORT;
michael@0	120	return NS_OK;
michael@0	121
michael@0	122	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	123	}
michael@0	124
michael@0	125	void nsDeviceContextSpecX::GetPaperRect(double* aTop, double* aLeft, double* aBottom, double* aRight)
michael@0	126	{
michael@0	127	NS_OBJC_BEGIN_TRY_ABORT_BLOCK;
michael@0	128
michael@0	129	PMRect paperRect;
michael@0	130	::PMGetAdjustedPaperRect(mPageFormat, &paperRect);
michael@0	131
michael@0	132	*aTop = paperRect.top, *aLeft = paperRect.left;
michael@0	133	*aBottom = paperRect.bottom, *aRight = paperRect.right;
michael@0	134
michael@0	135	NS_OBJC_END_TRY_ABORT_BLOCK;
michael@0	136	}
michael@0	137
michael@0	138	NS_IMETHODIMP nsDeviceContextSpecX::GetSurfaceForPrinter(gfxASurface **surface)
michael@0	139	{
michael@0	140	NS_OBJC_BEGIN_TRY_ABORT_BLOCK_NSRESULT;
michael@0	141
michael@0	142	double top, left, bottom, right;
michael@0	143	GetPaperRect(&top, &left, &bottom, &right);
michael@0	144	const double width = right - left;
michael@0	145	const double height = bottom - top;
michael@0	146
michael@0	147	CGContextRef context;
michael@0	148	::PMSessionGetCGGraphicsContext(mPrintSession, &context);
michael@0	149
michael@0	150	nsRefPtr<gfxASurface> newSurface;
michael@0	151
michael@0	152	if (context) {
michael@0	153	// Initially, origin is at bottom-left corner of the paper.
michael@0	154	// Here, we translate it to top-left corner of the paper.
michael@0	155	CGContextTranslateCTM(context, 0, height);
michael@0	156	CGContextScaleCTM(context, 1.0, -1.0);
michael@0	157	newSurface = new gfxQuartzSurface(context, gfxSize(width, height), true);
michael@0	158	} else {
michael@0	159	newSurface = new gfxQuartzSurface(gfxSize((int32_t)width, (int32_t)height), gfxImageFormat::ARGB32, true);
michael@0	160	}
michael@0	161
michael@0	162	if (!newSurface)
michael@0	163	return NS_ERROR_FAILURE;
michael@0	164
michael@0	165	*surface = newSurface;
michael@0	166	NS_ADDREF(*surface);
michael@0	167
michael@0	168	return NS_OK;
michael@0	169
michael@0	170	NS_OBJC_END_TRY_ABORT_BLOCK_NSRESULT;
michael@0	171	}