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gecko-dev/gfx/cairo/quartz-get-image-surface.patch

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? gfx/cairo/quartz-get-image-surface.patch
Index: gfx/cairo/README
===================================================================
RCS file: /cvsroot/mozilla/gfx/cairo/README,v
retrieving revision 1.70
diff -u -p -8 -r1.70 README
--- gfx/cairo/README 26 Jan 2008 00:25:22 -0000 1.70
+++ gfx/cairo/README 27 Jan 2008 23:52:34 -0000
@@ -23,8 +23,10 @@ max-font-size.patch: Clamp freetype font
win32-logical-font-scale.patch: set CAIRO_WIN32_LOGICAL_FONT_SCALE to 1
nonfatal-assertions.patch: Make assertions non-fatal
endian.patch: include cairo-platform.h for endian macros
fixed-24-8.patch: Switch fixed point mode from 16.16 to 24.8
+
+quartz-get-image-surface.patch: Add cairo_quartz_get_image_surface API analogous to the win32 one
Index: gfx/cairo/cairo/src/cairo-quartz-private.h
===================================================================
RCS file: /cvsroot/mozilla/gfx/cairo/cairo/src/cairo-quartz-private.h,v
retrieving revision 1.19
diff -u -p -8 -r1.19 cairo-quartz-private.h
--- gfx/cairo/cairo/src/cairo-quartz-private.h 8 Dec 2007 07:09:15 -0000 1.19
+++ gfx/cairo/cairo/src/cairo-quartz-private.h 27 Jan 2008 23:52:34 -0000
@@ -43,16 +43,18 @@
#ifdef CAIRO_HAS_QUARTZ_SURFACE
#include <cairo-quartz.h>
typedef struct cairo_quartz_surface {
cairo_surface_t base;
void *imageData;
+ cairo_surface_t *imageSurfaceEquiv;
+
CGContextRef cgContext;
CGAffineTransform cgContextBaseCTM;
cairo_rectangle_int_t extents;
/* These are stored while drawing operations are in place, set up
* by quartz_setup_source() and quartz_finish_source()
*/
Index: gfx/cairo/cairo/src/cairo-quartz-surface.c
===================================================================
RCS file: /cvsroot/mozilla/gfx/cairo/cairo/src/cairo-quartz-surface.c,v
retrieving revision 1.37
diff -u -p -8 -r1.37 cairo-quartz-surface.c
--- gfx/cairo/cairo/src/cairo-quartz-surface.c 26 Jan 2008 00:25:15 -0000 1.37
+++ gfx/cairo/cairo/src/cairo-quartz-surface.c 27 Jan 2008 23:52:35 -0000
@@ -890,24 +890,30 @@ _cairo_quartz_get_image (cairo_quartz_su
unsigned char *imageData;
cairo_image_surface_t *isurf;
if (IS_EMPTY(surface)) {
*image_out = (cairo_image_surface_t*) cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 0, 0);
return CAIRO_STATUS_SUCCESS;
}
+ if (surface->imageSurfaceEquiv) {
+ *image_out = (cairo_image_surface_t*) cairo_surface_reference(surface->imageSurfaceEquiv);
+ return CAIRO_STATUS_SUCCESS;
+ }
+
if (CGBitmapContextGetBitsPerPixel(surface->cgContext) != 0) {
unsigned int stride;
unsigned int bitinfo;
unsigned int bpc, bpp;
CGColorSpaceRef colorspace;
unsigned int color_comps;
imageData = (unsigned char *) CGBitmapContextGetData(surface->cgContext);
+
#ifdef USE_10_3_WORKAROUNDS
bitinfo = CGBitmapContextGetAlphaInfo (surface->cgContext);
#else
bitinfo = CGBitmapContextGetBitmapInfo (surface->cgContext);
#endif
stride = CGBitmapContextGetBytesPerRow (surface->cgContext);
bpp = CGBitmapContextGetBitsPerPixel (surface->cgContext);
bpc = CGBitmapContextGetBitsPerComponent (surface->cgContext);
@@ -982,16 +988,21 @@ _cairo_quartz_surface_finish (void *abst
/* Restore our saved gstate that we use to reset clipping */
CGContextRestoreGState (surface->cgContext);
CGContextRelease (surface->cgContext);
surface->cgContext = NULL;
+ if (surface->imageSurfaceEquiv) {
+ cairo_surface_destroy (surface->imageSurfaceEquiv);
+ surface->imageSurfaceEquiv = NULL;
+ }
+
if (surface->imageData) {
free (surface->imageData);
surface->imageData = NULL;
}
return CAIRO_STATUS_SUCCESS;
}
@@ -1856,16 +1867,17 @@ _cairo_quartz_surface_create_internal (C
* required for proper behaviour of intersect_clip_path(NULL)
*/
CGContextSaveGState (cgContext);
surface->cgContext = cgContext;
surface->cgContextBaseCTM = CGContextGetCTM (cgContext);
surface->imageData = NULL;
+ surface->imageSurfaceEquiv = NULL;
return surface;
}
/**
* cairo_quartz_surface_create_for_cg_context
* @cgContext: the existing CGContext for which to create the surface
* @width: width of the surface, in pixels
@@ -2010,16 +2022,17 @@ cairo_quartz_surface_create (cairo_forma
if (surf->base.status) {
CGContextRelease (cgc);
free (imageData);
// create_internal will have set an error
return (cairo_surface_t*) surf;
}
surf->imageData = imageData;
+ surf->imageSurfaceEquiv = cairo_image_surface_create_for_data (imageData, format, width, height, stride);
return (cairo_surface_t *) surf;
}
/**
* cairo_quartz_surface_get_cg_context
* @surface: the Cairo Quartz surface
*
@@ -2137,8 +2150,19 @@ quartz_surface_to_png (cairo_quartz_surf
}
ExportCGImageToPNGFile(imgref, dest);
CGImageRelease(imgref);
#endif
}
+cairo_surface_t *
+cairo_quartz_surface_get_image (cairo_surface_t *surface)
+{
+ cairo_quartz_surface_t *quartz = (cairo_quartz_surface_t*)surface;
+
+ if (cairo_surface_get_type(surface) != CAIRO_SURFACE_TYPE_QUARTZ)
+ return NULL;
+
+ return quartz->imageSurfaceEquiv;
+}
+
Index: gfx/cairo/cairo/src/cairo-quartz.h
===================================================================
RCS file: /cvsroot/mozilla/gfx/cairo/cairo/src/cairo-quartz.h,v
retrieving revision 1.11
diff -u -p -8 -r1.11 cairo-quartz.h
--- gfx/cairo/cairo/src/cairo-quartz.h 4 Apr 2007 01:09:15 -0000 1.11
+++ gfx/cairo/cairo/src/cairo-quartz.h 27 Jan 2008 23:52:35 -0000
@@ -52,15 +52,18 @@ cairo_quartz_surface_create (cairo_forma
cairo_public cairo_surface_t *
cairo_quartz_surface_create_for_cg_context (CGContextRef cgContext,
unsigned int width,
unsigned int height);
cairo_public CGContextRef
cairo_quartz_surface_get_cg_context (cairo_surface_t *surface);
+cairo_public cairo_surface_t *
+cairo_quartz_surface_get_image (cairo_surface_t *surface);
+
CAIRO_END_DECLS
#else /* CAIRO_HAS_QUARTZ_SURFACE */
# error Cairo was not compiled with support for the quartz backend
#endif /* CAIRO_HAS_QUARTZ_SURFACE */
#endif /* CAIRO_QUARTZ_H */
Index: gfx/cairo/cairo/src/cairo-rename.h
===================================================================
RCS file: /cvsroot/mozilla/gfx/cairo/cairo/src/cairo-rename.h,v
retrieving revision 1.21
diff -u -p -8 -r1.21 cairo-rename.h
--- gfx/cairo/cairo/src/cairo-rename.h 26 Jan 2008 00:25:15 -0000 1.21
+++ gfx/cairo/cairo/src/cairo-rename.h 27 Jan 2008 23:52:35 -0000
@@ -164,16 +164,17 @@
#define cairo_ps_surface_restrict_to_level _moz_cairo_ps_surface_restrict_to_level
#define cairo_ps_surface_set_eps _moz_cairo_ps_surface_set_eps
#define cairo_ps_surface_set_size _moz_cairo_ps_surface_set_size
#define cairo_push_group _moz_cairo_push_group
#define cairo_push_group_with_content _moz_cairo_push_group_with_content
#define cairo_quartz_surface_create _moz_cairo_quartz_surface_create
#define cairo_quartz_surface_create_for_cg_context _moz_cairo_quartz_surface_create_for_cg_context
#define cairo_quartz_surface_get_cg_context _moz_cairo_quartz_surface_get_cg_context
+#define cairo_quartz_surface_get_image _moz_cairo_quartz_surface_get_image
#define cairo_rectangle _moz_cairo_rectangle
#define cairo_rectangle_list_destroy _moz_cairo_rectangle_list_destroy
#define cairo_reference _moz_cairo_reference
#define cairo_rel_curve_to _moz_cairo_rel_curve_to
#define cairo_rel_line_to _moz_cairo_rel_line_to
#define cairo_rel_move_to _moz_cairo_rel_move_to
#define cairo_reset_clip _moz_cairo_reset_clip
#define cairo_restore _moz_cairo_restore
Index: gfx/src/thebes/nsThebesImage.cpp
===================================================================
RCS file: /cvsroot/mozilla/gfx/src/thebes/nsThebesImage.cpp,v
retrieving revision 1.57
diff -u -p -8 -r1.57 nsThebesImage.cpp
--- gfx/src/thebes/nsThebesImage.cpp 10 Jan 2008 22:13:13 -0000 1.57
+++ gfx/src/thebes/nsThebesImage.cpp 27 Jan 2008 23:52:35 -0000
@@ -106,33 +106,42 @@ nsThebesImage::Init(PRInt32 aWidth, PRIn
default:
format = gfxImageSurface::ImageFormatRGB24;
mAlphaDepth = 0;
break;
}
mFormat = format;
-#ifdef XP_WIN
+#if defined(XP_WIN)
if (!ShouldUseImageSurfaces()) {
mWinSurface = new gfxWindowsSurface(gfxIntSize(mWidth, mHeight), format);
if (mWinSurface && mWinSurface->CairoStatus() == 0) {
// no error
mImageSurface = mWinSurface->GetImageSurface();
}
}
- if (!mImageSurface) {
+ if (!mImageSurface)
mWinSurface = nsnull;
- mImageSurface = new gfxImageSurface(gfxIntSize(mWidth, mHeight), format);
+#elif defined(XP_MACOSX)
+ if (!ShouldUseImageSurfaces()) {
+ mQuartzSurface = new gfxQuartzSurface(gfxSize(mWidth, mHeight), format);
+ if (mQuartzSurface && mQuartzSurface->CairoStatus() == 0) {
+ mImageSurface = mQuartzSurface->GetImageSurface();
+ }
}
-#else
- mImageSurface = new gfxImageSurface(gfxIntSize(mWidth, mHeight), format);
+
+ if (!mImageSurface)
+ mQuartzSurface = nsnull;
#endif
+ if (!mImageSurface)
+ mImageSurface = new gfxImageSurface(gfxIntSize(mWidth, mHeight), format);
+
if (!mImageSurface || mImageSurface->CairoStatus()) {
mImageSurface = nsnull;
// guess
return NS_ERROR_OUT_OF_MEMORY;
}
mStride = mImageSurface->Stride();
@@ -293,24 +302,32 @@ nsThebesImage::Optimize(nsIDeviceContext
}
if (!mOptSurface && !mFormatChanged) {
// just use the DIB if the format has not changed
mOptSurface = mWinSurface;
}
}
#endif
+#ifdef XP_MACOSX
+ if (mQuartzSurface && !mFormatChanged)
+ mOptSurface = mQuartzSurface;
+#endif
+
if (mOptSurface == nsnull)
mOptSurface = gfxPlatform::GetPlatform()->OptimizeImage(mImageSurface, mFormat);
if (mOptSurface) {
mImageSurface = nsnull;
#ifdef XP_WIN
mWinSurface = nsnull;
#endif
+#ifdef XP_MACOSX
+ mQuartzSurface = nsnull;
+#endif
}
return NS_OK;
}
nsColorMap *
nsThebesImage::GetColorMap()
{
Index: gfx/src/thebes/nsThebesImage.h
===================================================================
RCS file: /cvsroot/mozilla/gfx/src/thebes/nsThebesImage.h,v
retrieving revision 1.17
diff -u -p -8 -r1.17 nsThebesImage.h
--- gfx/src/thebes/nsThebesImage.h 27 Nov 2007 09:35:18 -0000 1.17
+++ gfx/src/thebes/nsThebesImage.h 27 Jan 2008 23:52:35 -0000
@@ -39,18 +39,20 @@
#ifndef _NSTHEBESIMAGE_H_
#define _NSTHEBESIMAGE_H_
#include "nsIImage.h"
#include "gfxColor.h"
#include "gfxASurface.h"
#include "gfxImageSurface.h"
-#ifdef XP_WIN
+#if defined(XP_WIN)
#include "gfxWindowsSurface.h"
+#elif defined(XP_MACOSX)
+#include "gfxQuartzSurface.h"
#endif
class nsThebesImage : public nsIImage
{
public:
nsThebesImage();
~nsThebesImage();
@@ -92,17 +94,23 @@ public:
*aSurface = ThebesSurface();
NS_ADDREF(*aSurface);
return NS_OK;
}
gfxASurface* ThebesSurface() {
if (mOptSurface)
return mOptSurface;
-
+#if defined(XP_WIN)
+ if (mWinSurface)
+ return mWinSurface;
+#elif defined(XP_MACOSX)
+ if (mQuartzSurface)
+ return mQuartzSurface;
+#endif
return mImageSurface;
}
void SetHasNoAlpha();
protected:
static PRBool AllowedImageSize(PRInt32 aWidth, PRInt32 aHeight) {
NS_ASSERTION(aWidth > 0, "invalid image width");
@@ -146,18 +154,20 @@ protected:
#ifdef XP_WIN
PRPackedBool mIsDDBSurface;
#endif
gfxRGBA mSinglePixelColor;
nsRefPtr<gfxImageSurface> mImageSurface;
nsRefPtr<gfxASurface> mOptSurface;
-#ifdef XP_WIN
+#if defined(XP_WIN)
nsRefPtr<gfxWindowsSurface> mWinSurface;
+#elif defined(XP_MACOSX)
+ nsRefPtr<gfxQuartzSurface> mQuartzSurface;
#endif
PRUint8 mAlphaDepth;
// this function should return true if
// we should (temporarily) not allocate any
// platform native surfaces and instead use
// image surfaces for everything.
Index: gfx/thebes/public/gfxQuartzSurface.h
===================================================================
RCS file: /cvsroot/mozilla/gfx/thebes/public/gfxQuartzSurface.h,v
retrieving revision 1.11
diff -u -p -8 -r1.11 gfxQuartzSurface.h
--- gfx/thebes/public/gfxQuartzSurface.h 7 Jan 2008 00:50:18 -0000 1.11
+++ gfx/thebes/public/gfxQuartzSurface.h 27 Jan 2008 23:52:36 -0000
@@ -35,16 +35,17 @@
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifndef GFX_QUARTZSURFACE_H
#define GFX_QUARTZSURFACE_H
#include "gfxASurface.h"
+#include "gfxImageSurface.h"
#include <Carbon/Carbon.h>
class THEBES_API gfxQuartzSurface : public gfxASurface {
public:
gfxQuartzSurface(const gfxSize& size, gfxImageFormat format, PRBool aForPrinting = PR_FALSE);
gfxQuartzSurface(CGContextRef context, const gfxSize& size, PRBool aForPrinting = PR_FALSE);
gfxQuartzSurface(cairo_surface_t *csurf, PRBool aForPrinting = PR_FALSE);
@@ -52,15 +53,17 @@ public:
virtual ~gfxQuartzSurface();
const gfxSize& GetSize() const { return mSize; }
CGContextRef GetCGContext() { return mCGContext; }
virtual PRInt32 GetDefaultContextFlags() const;
+ already_AddRefed<gfxImageSurface> GetImageSurface();
+
protected:
CGContextRef mCGContext;
gfxSize mSize;
PRPackedBool mForPrinting;
};
#endif /* GFX_QUARTZSURFACE_H */
Index: gfx/thebes/src/gfxQuartzSurface.cpp
===================================================================
RCS file: /cvsroot/mozilla/gfx/thebes/src/gfxQuartzSurface.cpp,v
retrieving revision 1.12
diff -u -p -8 -r1.12 gfxQuartzSurface.cpp
--- gfx/thebes/src/gfxQuartzSurface.cpp 7 Jan 2008 00:50:18 -0000 1.12
+++ gfx/thebes/src/gfxQuartzSurface.cpp 27 Jan 2008 23:52:36 -0000
@@ -89,8 +89,28 @@ PRInt32 gfxQuartzSurface::GetDefaultCont
return 0;
}
gfxQuartzSurface::~gfxQuartzSurface()
{
CGContextRelease(mCGContext);
}
+
+already_AddRefed<gfxImageSurface>
+gfxQuartzSurface::GetImageSurface()
+{
+ if (!mSurfaceValid) {
+ NS_WARNING ("GetImageSurface on an invalid (null) surface; who's calling this without checking for surface errors?");
+ return nsnull;
+ }
+
+ NS_ASSERTION(CairoSurface() != nsnull, "CairoSurface() shouldn't be nsnull when mSurfaceValid is TRUE!");
+
+ cairo_surface_t *isurf = cairo_quartz_surface_get_image(CairoSurface());
+ if (!isurf)
+ return nsnull;
+
+ nsRefPtr<gfxASurface> asurf = gfxASurface::Wrap(isurf);
+ gfxImageSurface *imgsurf = (gfxImageSurface*) asurf.get();
+ NS_ADDREF(imgsurf);
+ return imgsurf;
+}
Index: gfx/thebes/src/gfxWindowsSurface.cpp
===================================================================
RCS file: /cvsroot/mozilla/gfx/thebes/src/gfxWindowsSurface.cpp,v
retrieving revision 1.32
diff -u -p -8 -r1.32 gfxWindowsSurface.cpp
--- gfx/thebes/src/gfxWindowsSurface.cpp 7 Jan 2008 00:50:18 -0000 1.32
+++ gfx/thebes/src/gfxWindowsSurface.cpp 27 Jan 2008 23:52:36 -0000
@@ -120,16 +120,23 @@ gfxWindowsSurface::~gfxWindowsSurface()
else
::DeleteDC(mDC);
}
}
already_AddRefed<gfxImageSurface>
gfxWindowsSurface::GetImageSurface()
{
+ if (!mSurfaceValid) {
+ NS_WARNING ("GetImageSurface on an invalid (null) surface; who's calling this without checking for surface errors?");
+ return nsnull;
+ }
+
+ NS_ASSERTION(CairoSurface() != nsnull, "CairoSurface() shouldn't be nsnull when mSurfaceValid is TRUE!");
+
if (mForPrinting)
return nsnull;
cairo_surface_t *isurf = cairo_win32_surface_get_image(CairoSurface());
if (!isurf)
return nsnull;
nsRefPtr<gfxASurface> asurf = gfxASurface::Wrap(isurf);
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