gfx/layers/composite/TextRenderer.h

branch
TOR_BUG_9701
changeset 8
97036ab72558
equal deleted inserted replaced
-1:000000000000 0:79fb241ee14e
1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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 #ifndef GFX_TextRenderer_H
7 #define GFX_TextRenderer_H
8
9 #include "mozilla/gfx/2D.h"
10 #include "nsISupportsImpl.h"
11 #include <string>
12
13 namespace mozilla {
14 namespace layers {
15
16 class Compositor;
17
18 class TextRenderer
19 {
20 public:
21 NS_INLINE_DECL_REFCOUNTING(TextRenderer)
22
23 TextRenderer(Compositor *aCompositor)
24 : mCompositor(aCompositor)
25 {
26 }
27
28 ~TextRenderer();
29
30 void RenderText(const std::string& aText, const gfx::IntPoint& aOrigin,
31 const gfx::Matrix4x4& aTransform, uint32_t aTextSize,
32 uint32_t aTargetPixelWidth);
33
34 gfx::DataSourceSurface::MappedSurface& GetSurfaceMap() { return mMap; }
35
36 private:
37
38 void EnsureInitialized();
39
40 RefPtr<Compositor> mCompositor;
41 RefPtr<gfx::DataSourceSurface> mGlyphBitmaps;
42 gfx::DataSourceSurface::MappedSurface mMap;
43 };
44
45 }
46 }
47
48 #endif

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