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38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GFX_TEESURFACE_H
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#define GFX_TEESURFACE_H
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#include "gfxASurface.h"
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#include "nsTArrayForwardDeclare.h"
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#include "nsSize.h"
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template<class T> class nsRefPtr;
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/**
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* Wraps a cairo_tee_surface. The first surface in the surface list is the
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* primary surface, which answers all surface queries (including size).
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* All drawing is performed on all the surfaces.
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*
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* The device transform of a tee surface is applied before drawing to the
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* underlying surfaces --- which also applies the device transforms of the
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* underlying surfaces.
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*/
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class gfxTeeSurface : public gfxASurface {
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public:
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explicit gfxTeeSurface(cairo_surface_t *csurf);
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gfxTeeSurface(gfxASurface **aSurfaces, int32_t aSurfaceCount);
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virtual const gfxIntSize GetSize() const;
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/**
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* Returns the list of underlying surfaces.
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*/
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void GetSurfaces(nsTArray<nsRefPtr<gfxASurface> > *aSurfaces);
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};
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#endif /* GFX_TEESURFACE_H */
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