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comparison: gfx/thebes/gfxTeeSurface.cpp
gfx/thebes/gfxTeeSurface.cpp
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:07187347cca8 |
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| 1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*- | |
| 2 * This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "gfxTeeSurface.h" | |
| 7 #include "nsAutoPtr.h" | |
| 8 #include "nsTArray.h" | |
| 9 | |
| 10 #include "cairo-tee.h" | |
| 11 | |
| 12 gfxTeeSurface::gfxTeeSurface(cairo_surface_t *csurf) | |
| 13 { | |
| 14 Init(csurf, true); | |
| 15 } | |
| 16 | |
| 17 gfxTeeSurface::gfxTeeSurface(gfxASurface **aSurfaces, int32_t aSurfaceCount) | |
| 18 { | |
| 19 NS_ASSERTION(aSurfaceCount > 0, "Must have a least one surface"); | |
| 20 cairo_surface_t *csurf = cairo_tee_surface_create(aSurfaces[0]->CairoSurface()); | |
| 21 Init(csurf, false); | |
| 22 | |
| 23 for (int32_t i = 1; i < aSurfaceCount; ++i) { | |
| 24 cairo_tee_surface_add(csurf, aSurfaces[i]->CairoSurface()); | |
| 25 } | |
| 26 } | |
| 27 | |
| 28 const gfxIntSize | |
| 29 gfxTeeSurface::GetSize() const | |
| 30 { | |
| 31 nsRefPtr<gfxASurface> master = Wrap(cairo_tee_surface_index(mSurface, 0)); | |
| 32 return master->GetSize(); | |
| 33 } | |
| 34 | |
| 35 void | |
| 36 gfxTeeSurface::GetSurfaces(nsTArray<nsRefPtr<gfxASurface> >* aSurfaces) | |
| 37 { | |
| 38 for (int32_t i = 0; ; ++i) { | |
| 39 cairo_surface_t *csurf = cairo_tee_surface_index(mSurface, i); | |
| 40 if (cairo_surface_status(csurf)) | |
| 41 break; | |
| 42 nsRefPtr<gfxASurface> *elem = aSurfaces->AppendElement(); | |
| 43 if (!elem) | |
| 44 return; | |
| 45 *elem = Wrap(csurf); | |
| 46 } | |
| 47 } |
