Make GrTextContext no longer store a GrDrawContext

src/gpu/GrAtlasTextContext.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrAtlasTextContext_DEFINED
 #define GrAtlasTextContext_DEFINED
 
@@ skipping 13 matching lines @@
 class GrPipelineBuilder;
 class GrTextBlobCache;
 class SkGlyph;
 
 /*
  * This class implements GrTextContext using standard bitmap fonts, and can also process textblobs.
  * TODO replace GrBitmapTextContext
  */
 class GrAtlasTextContext : public GrTextContext {
 public:
-    static GrAtlasTextContext* Create(GrContext*, GrDrawContext*, const SkSurfaceProps&);
+    static GrAtlasTextContext* Create(GrContext*, const SkSurfaceProps&);
 
 private:
-    GrAtlasTextContext(GrContext*, GrDrawContext*, const SkSurfaceProps&);
+    GrAtlasTextContext(GrContext*, const SkSurfaceProps&);
     ~GrAtlasTextContext() override {}
 
     bool canDraw(const GrRenderTarget*, const GrClip&, const GrPaint&,
                  const SkPaint&, const SkMatrix& viewMatrix) override;
 
-    void onDrawText(GrRenderTarget*, const GrClip&, const GrPaint&, const SkPaint&,
+    void onDrawText(GrDrawContext*, GrRenderTarget*, const GrClip&, const GrPaint&, const SkPaint&,
                     const SkMatrix& viewMatrix, const char text[], size_t byteLength,
                     SkScalar x, SkScalar y, const SkIRect& regionClipBounds) override;
-    void onDrawPosText(GrRenderTarget*, const GrClip&, const GrPaint&,
+    void onDrawPosText(GrDrawContext*, GrRenderTarget*, const GrClip&, const GrPaint&,
                        const SkPaint&, const SkMatrix& viewMatrix,
                        const char text[], size_t byteLength,
                        const SkScalar pos[], int scalarsPerPosition,
                        const SkPoint& offset, const SkIRect& regionClipBounds) override;
-    void drawTextBlob(GrRenderTarget*, const GrClip&, const SkPaint&,
+    void drawTextBlob(GrDrawContext*, GrRenderTarget*, const GrClip&, const SkPaint&,
                       const SkMatrix& viewMatrix, const SkTextBlob*, SkScalar x, SkScalar y,
                       SkDrawFilter*, const SkIRect& clipBounds) override;
 
     typedef GrAtlasTextBlob::Run Run;
     typedef Run::SubRunInfo PerSubRunInfo;
 
     inline bool canDrawAsDistanceFields(const SkPaint&, const SkMatrix& viewMatrix);
     GrAtlasTextBlob* setupDFBlob(int glyphCount, const SkPaint& origPaint,
                                 const SkMatrix& viewMatrix, SkGlyphCache** cache,
                                 SkPaint* dfPaint, SkScalar* textRatio);
     void bmpAppendGlyph(GrAtlasTextBlob*, int runIndex, const SkGlyph&, int left, int top,
                         GrColor color, GrFontScaler*, const SkIRect& clipRect);
     bool dfAppendGlyph(GrAtlasTextBlob*, int runIndex, const SkGlyph&, SkScalar sx, SkScalar sy,
                        GrColor color, GrFontScaler*, const SkIRect& clipRect, SkScalar textRatio,
                        const SkMatrix& viewMatrix);
     inline void appendGlyphPath(GrAtlasTextBlob*, GrGlyph*, GrFontScaler*, const SkGlyph&,
                                 SkScalar x, SkScalar y, SkScalar scale = 1.0f,
                                 bool applyVM = false);
     inline void appendGlyphCommon(GrAtlasTextBlob*, Run*, Run::SubRunInfo*,
                                   const SkRect& positions, GrColor color,
                                   size_t vertexStride, bool useVertexColor,
                                   GrGlyph*);
 
-    inline void flushRunAsPaths(GrRenderTarget*,
+    inline void flushRunAsPaths(GrDrawContext*, GrRenderTarget*,
                                 const SkTextBlob::RunIterator&, const GrClip& clip,
                                 const SkPaint&, SkDrawFilter*,
                                 const SkMatrix& viewMatrix, const SkIRect& clipBounds, SkScalar x,
                                 SkScalar y);
     inline GrDrawBatch* createBatch(GrAtlasTextBlob*, const PerSubRunInfo&,
                                     int glyphCount, int run, int subRun,
                                     GrColor, SkScalar transX, SkScalar transY,
                                     const SkPaint&);
-    inline void flushRun(GrPipelineBuilder*, GrAtlasTextBlob*, int run, GrColor,
+    inline void flushRun(GrDrawContext*, GrPipelineBuilder*, GrAtlasTextBlob*, int run, GrColor,
                          SkScalar transX, SkScalar transY, const SkPaint&);
-    inline void flushBigGlyphs(GrAtlasTextBlob* cacheBlob, GrRenderTarget*,
+    inline void flushBigGlyphs(GrAtlasTextBlob* cacheBlob, GrDrawContext*, GrRenderTarget*,
                                const GrClip& clip, const SkPaint& skPaint,
                                SkScalar transX, SkScalar transY, const SkIRect& clipBounds);
 
     // We have to flush SkTextBlobs differently from drawText / drawPosText
-    void flush(const SkTextBlob*, GrAtlasTextBlob*, GrRenderTarget*,
+    void flush(const SkTextBlob*, GrAtlasTextBlob*, GrDrawContext*, GrRenderTarget*,
                const SkPaint&, const GrPaint&, SkDrawFilter*, const GrClip&,
                const SkMatrix& viewMatrix, const SkIRect& clipBounds, SkScalar x, SkScalar y,
                SkScalar transX, SkScalar transY);
-    void flush(GrAtlasTextBlob*, GrRenderTarget*, const SkPaint&,
+    void flush(GrAtlasTextBlob*, GrDrawContext*, GrRenderTarget*, const SkPaint&,
                const GrPaint&, const GrClip&, const SkIRect& clipBounds);
 
     // A helper for drawing BitmapText in a run of distance fields
     inline void fallbackDrawPosText(GrAtlasTextBlob*, int runIndex,
                                     GrRenderTarget*, const GrClip&, GrColor color,
                                     const SkPaint&, const SkMatrix& viewMatrix,
                                     const SkTDArray<char>& fallbackTxt,
                                     const SkTDArray<SkScalar>& fallbackPos,
                                     int scalarsPerPosition,
                                     const SkPoint& offset,
@@ skipping 68 matching lines @@
         }
 
     private:
         void buildDistanceAdjustTable();
 
         SkScalar* fTable;
     };
 
     GrBatchTextStrike* fCurrStrike;
     GrTextBlobCache* fCache;
-    SkAutoTUnref<DistanceAdjustTable> fDistanceAdjustTable;
+    SkAutoTUnref<const DistanceAdjustTable> fDistanceAdjustTable;
 
     friend class GrTextBlobCache;
     friend class TextBatch;
 
 #ifdef GR_TEST_UTILS
     DRAW_BATCH_TEST_FRIEND(TextBlobBatch);
 #endif
 
     typedef GrTextContext INHERITED;
 };
 
 #endif