gecko/gfx/2d/DrawTargetCG.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* ***** 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 Corporation code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2009
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Jeff Muizelaar <jmuizelaar@mozilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 ***** */
#pragma once
#include <ApplicationServices/ApplicationServices.h>
#include "2D.h"
#include "Rect.h"
namespace mozilla {
namespace gfx {
class DrawTargetCG : public DrawTarget
{
public:
DrawTargetCG();
virtual ~DrawTargetCG();
virtual BackendType GetType() const { return COREGRAPHICS; }
virtual TemporaryRef<SourceSurface> Snapshot();
virtual void DrawSurface(SourceSurface *aSurface,
const Rect &aDest,
const Rect &aSource,
const DrawOptions &aOptions = DrawOptions(),
const DrawSurfaceOptions &aSurfOptions = DrawSurfaceOptions());
virtual void FillRect(const Rect &aRect,
const Pattern &aPattern,
const DrawOptions &aOptions = DrawOptions());
bool Init(const IntSize &aSize);
bool Init(CGContextRef cgContext, const IntSize &aSize);
/* This is for creating good compatible surfaces */
virtual TemporaryRef<SourceSurface> CreateSourceSurfaceFromData(unsigned char *aData,
const IntSize &aSize,
int32_t aStride,
SurfaceFormat aFormat) const;
virtual TemporaryRef<SourceSurface> OptimizeSourceSurface(SourceSurface *aSurface) const;
private:
bool InitCGRenderTarget();
IntSize mSize;
CGContextRef mCg;
};
}
}