gecko/gfx/thebes/nsCoreAnimationSupport.h

118 lines
4.2 KiB
Objective-C

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:set ts=2 sts=2 sw=2 et cin:
/* ***** 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
* Mozilla Corporation.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* bgirard <b56girard@gmail.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 ***** */
#ifndef nsCoreAnimationSupport_h__
#define nsCoreAnimationSupport_h__
#ifdef XP_MACOSX
#import "ApplicationServices/ApplicationServices.h"
#include "nscore.h"
#include "gfxTypes.h"
#import <QuartzCore/QuartzCore.h>
// Get the system color space.
CGColorSpaceRef THEBES_API CreateSystemColorSpace();
// Manages a CARenderer
struct _CGLPBufferObject;
struct _CGLContextObject;
class nsIOSurface;
class THEBES_API nsCARenderer {
public:
nsCARenderer() : mCARenderer(nsnull), mPixelBuffer(nsnull), mOpenGLContext(nsnull),
mCGImage(nsnull), mCGData(nsnull), mIOSurface(nsnull), mFBO(nsnull),
mIOTexture(nsnull) {}
~nsCARenderer();
nsresult SetupRenderer(void* aCALayer, int aWidth, int aHeight);
nsresult Render(int aWidth, int aHeight, CGImageRef *aOutCAImage);
bool isInit() { return mCARenderer != nsnull; }
/*
* Render the CALayer to an IOSurface. If no IOSurface
* is attached then an internal pixel buffer will be
* used.
*/
void AttachIOSurface(nsIOSurface *aSurface);
static nsresult DrawSurfaceToCGContext(CGContextRef aContext,
nsIOSurface *surf,
CGColorSpaceRef aColorSpace,
int aX, int aY,
int aWidth, int aHeight);
private:
void Destroy();
void *mCARenderer;
_CGLPBufferObject *mPixelBuffer;
_CGLContextObject *mOpenGLContext;
CGImageRef mCGImage;
void *mCGData;
nsIOSurface *mIOSurface;
uint32_t mFBO;
uint32_t mIOTexture;
};
typedef uint32_t IOSurfaceID;
class THEBES_API nsIOSurface {
public:
static nsIOSurface *CreateIOSurface(int aWidth, int aHeight);
static void ReleaseIOSurface(nsIOSurface *aIOSurface);
static nsIOSurface *LookupSurface(IOSurfaceID aSurfaceID);
nsIOSurface(CFTypeRef aIOSurfacePtr) : mIOSurfacePtr(aIOSurfacePtr) {}
~nsIOSurface() { CFRelease(mIOSurfacePtr); }
IOSurfaceID GetIOSurfaceID();
void *GetBaseAddress();
size_t GetWidth();
size_t GetHeight();
size_t GetBytesPerRow();
void Lock();
void Unlock();
CGLError CGLTexImageIOSurface2D(CGLContextObj ctxt,
GLenum internalFormat, GLenum format,
GLenum type, GLuint plane);
private:
friend class nsCARenderer;
CFTypeRef mIOSurfacePtr;
};
#endif // XP_MACOSX
#endif // nsCoreAnimationSupport_h__