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);
gfxImageSurface *imgsurf = (gfxImageSurface*) asurf.get();
NS_ADDREF(imgsurf);
return imgsurf;
}
already_AddRefed<gfxImageSurface>
gfxWindowsSurface::GetAsImageSurface()
{
if (!mSurfaceValid) {
NS_WARNING ("GetImageSurface on an invalid (null) surface; who's calling this without checking for surface errors?");
return nullptr;
}
NS_ASSERTION(CairoSurface() != nullptr, "CairoSurface() shouldn't be nullptr when mSurfaceValid is TRUE!");
if (mForPrinting)
return nullptr;
cairo_surface_t *isurf = cairo_win32_surface_get_image(CairoSurface());
if (!isurf)
return nullptr;
nsRefPtr<gfxImageSurface> result = gfxASurface::Wrap(isurf).downcast<gfxImageSurface>();
result->SetOpaqueRect(GetOpaqueRect());
return result.forget();
}
already_AddRefed<gfxImageSurface>
gfxQuartzImageSurface::GetAsImageSurface()
{
if (!mSurfaceValid)
return nullptr;
cairo_surface_t *isurf = cairo_quartz_image_surface_get_image (CairoSurface());
if (!isurf) {
NS_WARNING ("Couldn't obtain an image surface from a QuartzImageSurface?!");
return nullptr;
}
return gfxASurface::Wrap(isurf).downcast<gfxImageSurface>();
}
nsresult
gfxWindowsSurface::EndPage()
{
#ifdef NS_PRINTING
if (mForPrinting)
cairo_surface_show_page(CairoSurface());
int result = ::EndPage(mDC);
if (result <= 0)
return NS_ERROR_FAILURE;
return NS_OK;
#else
return NS_ERROR_FAILURE;
#endif
}
int gfxOS2Surface::Resize(const gfxIntSize& aSize)
{
if (mSurfType != os2Window)
return 0;
int status = cairo_os2_surface_set_size((cairo_os2_surface_t*)CairoSurface(),
aSize.width, aSize.height, FALSE);
if (status == CAIRO_STATUS_SUCCESS) {
RecordMemoryUsed((aSize.width * aSize.height * 4) -
(mSize.width * mSize.height * 4));
mSize = aSize;
}
return status;
}
gfxWindowsSurface::gfxWindowsSurface(HDC dc, const gfxIntSize& size, gfxImageFormat imageFormat) :
mOwnsDC(PR_FALSE), mForPrinting(PR_FALSE), mWnd(nsnull)
{
if (!CheckSurfaceSize(size))
return;
cairo_surface_t *surf = cairo_win32_surface_create_with_ddb(dc, (cairo_format_t)imageFormat,
size.width, size.height);
Init(surf);
if (CairoStatus() == 0)
mDC = cairo_win32_surface_get_dc(CairoSurface());
else
mDC = nsnull;
}
already_AddRefed<gfxImageSurface>
gfxQPainterSurface::GetAsImageSurface()
{
if (!mSurfaceValid)
return nsnull;
cairo_surface_t *isurf = cairo_qt_surface_get_image(CairoSurface());
if (!isurf)
return nsnull;
assert(cairo_surface_get_type(isurf) == CAIRO_SURFACE_TYPE_IMAGE);
nsRefPtr<gfxImageSurface> asurf = new gfxImageSurface(isurf);
return asurf.forget();
}
already_AddRefed<gfxASurface>
gfxXlibSurface::CreateSimilarSurface(gfxContentType aContent,
const gfxIntSize& aSize)
{
if (!mSurface || !mSurfaceValid) {
return nsnull;
}
if (aContent == CONTENT_COLOR) {
// cairo_surface_create_similar will use a matching visual if it can.
// However, systems with 16-bit or indexed default visuals may benefit
// from rendering with 24-bit formats.
static PRBool force24bpp = GetForce24bppPref();
if (force24bpp
&& cairo_xlib_surface_get_depth(CairoSurface()) != 24) {
XRenderPictFormat* format =
XRenderFindStandardFormat(mDisplay, PictStandardRGB24);
if (format) {
// Cairo only performs simple self-copies as desired if it
// knows that this is a Pixmap surface. It only knows that
// surfaces are pixmap surfaces if it creates the Pixmap
// itself, so we use cairo_surface_create_similar with a
// temporary reference surface to indicate the format.
Screen* screen = cairo_xlib_surface_get_screen(CairoSurface());
nsRefPtr<gfxXlibSurface> depth24reference =
gfxXlibSurface::Create(screen, format,
gfxIntSize(1, 1), mDrawable);
if (depth24reference)
return depth24reference->
gfxASurface::CreateSimilarSurface(aContent, aSize);
}
}
}
return gfxASurface::CreateSimilarSurface(aContent, aSize);
}
already_AddRefed<gfxImageSurface>
gfxQuartzImageSurface::GetImageSurface()
{
if (!mSurfaceValid)
return nsnull;
cairo_surface_t *isurf = cairo_quartz_image_surface_get_image (CairoSurface());
if (!isurf) {
NS_WARNING ("Couldn't obtain an image surface from a QuartzImageSurface?!");
return nsnull;
}
nsRefPtr<gfxASurface> asurf = gfxASurface::Wrap(isurf);
gfxImageSurface *imgsurf = (gfxImageSurface*) asurf.get();
NS_ADDREF(imgsurf);
return imgsurf;
}
void
gfxXlibSurface::TakePixmap()
{
if (mPixmapTaken)
return;
pixmap_free_struct *pfs = new pixmap_free_struct;
pfs->dpy = mDisplay;
pfs->pixmap = mDrawable;
cairo_surface_set_user_data (CairoSurface(),
&pixmap_free_key,
pfs,
pixmap_free_func);
mPixmapTaken = PR_TRUE;
}
gfxWindowsSurface::gfxWindowsSurface(const gfxIntSize& realSize, gfxImageFormat imageFormat) :
mOwnsDC(false), mForPrinting(false), mWnd(nullptr)
{
gfxIntSize size(realSize);
if (!CheckSurfaceSize(size))
MakeInvalid(size);
cairo_surface_t *surf = cairo_win32_surface_create_with_dib((cairo_format_t)(int)imageFormat,
size.width, size.height);
Init(surf);
if (CairoStatus() == CAIRO_STATUS_SUCCESS) {
mDC = cairo_win32_surface_get_dc(CairoSurface());
RecordMemoryUsed(size.width * size.height * 4 + sizeof(gfxWindowsSurface));
} else {
mDC = nullptr;
}
}
gfxWindowsSurface::gfxWindowsSurface(HDC dc, const gfxIntSize& size, gfxImageFormat imageFormat) :
mOwnsDC(PR_FALSE), mForPrinting(PR_FALSE), mWnd(nsnull)
{
if (!CheckSurfaceSize(size))
return;
cairo_surface_t *surf = cairo_win32_surface_create_with_ddb(dc, (cairo_format_t)imageFormat,
size.width, size.height);
Init(surf);
// DDBs will generally only use 3 bytes per pixel when RGB24
int bytesPerPixel = ((imageFormat == gfxASurface::ImageFormatRGB24) ? 3 : 4);
RecordMemoryUsed(size.width * size.height * bytesPerPixel + sizeof(gfxWindowsSurface));
if (CairoStatus() == 0)
mDC = cairo_win32_surface_get_dc(CairoSurface());
else
mDC = nsnull;
}
gfxWindowsSurface::gfxWindowsSurface(const mozilla::gfx::IntSize& realSize, gfxImageFormat imageFormat) :
mOwnsDC(false), mWnd(nullptr)
{
mozilla::gfx::IntSize size(realSize);
if (!mozilla::gfx::Factory::CheckSurfaceSize(size))
MakeInvalid(size);
cairo_format_t cformat = GfxFormatToCairoFormat(imageFormat);
cairo_surface_t *surf =
cairo_win32_surface_create_with_dib(cformat, size.width, size.height);
Init(surf);
if (CairoStatus() == CAIRO_STATUS_SUCCESS) {
mDC = cairo_win32_surface_get_dc(CairoSurface());
RecordMemoryUsed(size.width * size.height * 4 + sizeof(gfxWindowsSurface));
} else {
mDC = nullptr;
}
}
gfxWindowsSurface::gfxWindowsSurface(HDC dc, const gfxIntSize& realSize, gfxImageFormat imageFormat) :
mOwnsDC(false), mForPrinting(false), mWnd(nullptr)
{
gfxIntSize size(realSize);
if (!CheckSurfaceSize(size))
MakeInvalid(size);
cairo_surface_t *surf = cairo_win32_surface_create_with_ddb(dc, (cairo_format_t)(int)imageFormat,
size.width, size.height);
Init(surf);
if (mSurfaceValid) {
// DDBs will generally only use 3 bytes per pixel when RGB24
int bytesPerPixel = ((imageFormat == gfxImageFormat::RGB24) ? 3 : 4);
RecordMemoryUsed(size.width * size.height * bytesPerPixel + sizeof(gfxWindowsSurface));
}
if (CairoStatus() == 0)
mDC = cairo_win32_surface_get_dc(CairoSurface());
else
mDC = nullptr;
}
ID3D10Texture2D*
gfxD2DSurface::GetTexture()
{
return cairo_d2d_surface_get_texture(CairoSurface());
}
XRenderPictFormat*
gfxXlibSurface::XRenderFormat()
{
return cairo_xlib_surface_get_xrender_format(CairoSurface());
}
void gfxOS2Surface::Refresh(RECTL *aRect, int aCount, HPS aPS)
{
if (mSurfType == os2Window)
cairo_os2_surface_paint_window((cairo_os2_surface_t*)CairoSurface(),
(aPS ? aPS : mPS), aRect, aCount);
}
HDC
gfxD2DSurface::GetDC(bool aRetainContents)
{
return cairo_d2d_get_dc(CairoSurface(), aRetainContents);
}
void
gfxD2DSurface::Present()
{
cairo_d2d_present_backbuffer(CairoSurface());
}
HDC
gfxWindowsSurface::GetDC()
{
return cairo_win32_surface_get_dc (CairoSurface());
}
Screen*
gfxXlibSurface::XScreen()
{
return cairo_xlib_surface_get_screen(CairoSurface());
}
nsresult
gfxPDFSurface::EndPage()
{
cairo_surface_show_page(CairoSurface());
return NS_OK;
}
