Fix SkTextBlob offset semantics.

include/core/SkDraw.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkDraw_DEFINED
@@ skipping 42 matching lines @@
     void drawPath(const SkPath& path, const SkPaint& paint,
                   SkBlitter* customBlitter = NULL) const {
         this->drawPath(path, paint, NULL, false, false, customBlitter);
     }
 
     void    drawBitmap(const SkBitmap&, const SkMatrix&, const SkPaint&) const;
     void    drawSprite(const SkBitmap&, int x, int y, const SkPaint&) const;
     void    drawText(const char text[], size_t byteLength, SkScalar x,
                      SkScalar y, const SkPaint& paint) const;
     void    drawPosText(const char text[], size_t byteLength,
-                        const SkScalar pos[], SkScalar constY,
-                        int scalarsPerPosition, const SkPaint& paint) const;
+                        const SkScalar pos[], int scalarsPerPosition,
+                        const SkPoint& offset, const SkPaint& paint) const;
     void    drawTextOnPath(const char text[], size_t byteLength,
                         const SkPath&, const SkMatrix*, const SkPaint&) const;
     void    drawVertices(SkCanvas::VertexMode mode, int count,
                          const SkPoint vertices[], const SkPoint textures[],
                          const SkColor colors[], SkXfermode* xmode,
                          const uint16_t indices[], int ptCount,
                          const SkPaint& paint) const;
 
     /**
      *  Overwrite the target with the path's coverage (i.e. its mask).
@@ skipping 31 matching lines @@
      *  Iff RectType == kStroke_RectType, then strokeSize is set to the device
      *  width and height of the stroke.
      */
     static RectType ComputeRectType(const SkPaint&, const SkMatrix&,
                                     SkPoint* strokeSize);
 
     static bool ShouldDrawTextAsPaths(const SkPaint&, const SkMatrix&);
     void        drawText_asPaths(const char text[], size_t byteLength,
                                  SkScalar x, SkScalar y, const SkPaint&) const;
     void        drawPosText_asPaths(const char text[], size_t byteLength,
-                                    const SkScalar pos[], SkScalar constY,
-                                    int scalarsPerPosition, const SkPaint&) const;
+                                    const SkScalar pos[], int scalarsPerPosition,
+                                    const SkPoint& offset, const SkPaint&) const;
 
 private:
     void    drawDevMask(const SkMask& mask, const SkPaint&) const;
     void    drawBitmapAsMask(const SkBitmap&, const SkPaint&) const;
 
     void    drawPath(const SkPath&, const SkPaint&, const SkMatrix* preMatrix,
                      bool pathIsMutable, bool drawCoverage,
                      SkBlitter* customBlitter = NULL) const;
 
     /**
@@ skipping 18 matching lines @@
     SkDrawProcs*    fProcs;         // optional
 
 #ifdef SK_DEBUG
     void validate() const;
 #else
     void validate() const {}
 #endif
 };
 
 #endif