michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef GFX_TextRenderer_H
michael@0: #define GFX_TextRenderer_H
michael@0: 
michael@0: #include "mozilla/gfx/2D.h"
michael@0: #include "nsISupportsImpl.h"
michael@0: #include <string>
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace layers {
michael@0: 
michael@0: class Compositor;
michael@0: 
michael@0: class TextRenderer
michael@0: {
michael@0: public:
michael@0:   NS_INLINE_DECL_REFCOUNTING(TextRenderer)
michael@0: 
michael@0:   TextRenderer(Compositor *aCompositor)
michael@0:     : mCompositor(aCompositor)
michael@0:   {
michael@0:   }
michael@0: 
michael@0:   ~TextRenderer();
michael@0: 
michael@0:   void RenderText(const std::string& aText, const gfx::IntPoint& aOrigin,
michael@0:                   const gfx::Matrix4x4& aTransform, uint32_t aTextSize,
michael@0:                   uint32_t aTargetPixelWidth);
michael@0: 
michael@0:   gfx::DataSourceSurface::MappedSurface& GetSurfaceMap() { return mMap; }
michael@0: 
michael@0: private:
michael@0: 
michael@0:   void EnsureInitialized();
michael@0: 
michael@0:   RefPtr<Compositor> mCompositor;
michael@0:   RefPtr<gfx::DataSourceSurface> mGlyphBitmaps;
michael@0:   gfx::DataSourceSurface::MappedSurface mMap;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif