| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef GrBitmapTextContext_DEFINED |
| #define GrBitmapTextContext_DEFINED |
| |
| #include "GrTextContext.h" |
| |
| class GrTextStrike; |
| class GrAtlasMgr; |
| |
| /* |
| * This class implements GrTextContext using standard bitmap fonts |
| */ |
| class GrBitmapTextContext : public GrTextContext { |
| public: |
| GrBitmapTextContext(GrContext*, const SkDeviceProperties&); |
| virtual ~GrBitmapTextContext(); |
| |
| virtual void drawText(const GrPaint&, const SkPaint&, const char text[], size_t byteLength, |
| SkScalar x, SkScalar y) SK_OVERRIDE; |
| virtual void drawPosText(const GrPaint&, const SkPaint&, |
| const char text[], size_t byteLength, |
| const SkScalar pos[], SkScalar constY, |
| int scalarsPerPosition) SK_OVERRIDE; |
| |
| virtual bool canDraw(const SkPaint& paint) SK_OVERRIDE; |
| |
| private: |
| GrTextStrike* fStrike; |
| |
| void init(const GrPaint&, const SkPaint&); |
| void drawPackedGlyph(GrGlyph::PackedID, SkFixed left, SkFixed top, GrFontScaler*); |
| void flushGlyphs(); // automatically called by destructor |
| void finish(); |
| |
| enum { |
| kMinRequestedGlyphs = 1, |
| kDefaultRequestedGlyphs = 64, |
| kMinRequestedVerts = kMinRequestedGlyphs * 4, |
| kDefaultRequestedVerts = kDefaultRequestedGlyphs * 4, |
| }; |
| |
| SkPoint* fVertices; |
| int32_t fMaxVertices; |
| GrTexture* fCurrTexture; |
| int fCurrVertex; |
| SkRect fVertexBounds; |
| }; |
| |
| #endif |