drawTextRSXform

include/core/SkCanvas.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 SkCanvas_DEFINED
 #define SkCanvas_DEFINED
 
@@ skipping 971 matching lines @@
         @param text The text to be drawn
         @param byteLength   The number of bytes to read from the text parameter
         @param path         The path the text should follow for its baseline
         @param matrix       (may be null) Applied to the text before it is
                             mapped onto the path
         @param paint        The paint used for the text
         */
     void drawTextOnPath(const void* text, size_t byteLength, const SkPath& path,
                         const SkMatrix* matrix, const SkPaint& paint);
 
+    /**
+     *  Draw the text with each character/glyph individually transformed by its xform.
+     *  If cullRect is not null, it is a conservative bounds of what will be drawn

[robertphillips, 2016/07/07 20:59:11]

stray ')' ?

[reed1, 2016/07/07 22:51:45]

Done.

+     *  taking into account the xforms and the paint) and will be used to accelerate culling.
+     */
+    void drawTextRSXform(const void* text, size_t byteLength, const SkRSXform[],
+                         const SkRect* cullRect, const SkPaint& paint);
+
     /** Draw the text blob, offset by (x,y), using the specified paint.
         @param blob     The text blob to be drawn
         @param x        The x-offset of the text being drawn
         @param y        The y-offset of the text being drawn
         @param paint    The paint used for the text (e.g. color, size, style)
     */
     void drawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y, const SkPaint& paint);
 
     /** Draw the picture into this canvas. This method effective brackets the
         playback of the picture's draw calls with save/restore, so the state
@@ skipping 315 matching lines @@
     virtual void onDrawPosText(const void* text, size_t byteLength,
                                const SkPoint pos[], const SkPaint& paint);
 
     virtual void onDrawPosTextH(const void* text, size_t byteLength,
                                 const SkScalar xpos[], SkScalar constY,
                                 const SkPaint& paint);
 
     virtual void onDrawTextOnPath(const void* text, size_t byteLength,
                                   const SkPath& path, const SkMatrix* matrix,
                                   const SkPaint& paint);
+    virtual void onDrawTextRSXform(const void* text, size_t byteLength, const SkRSXform[],
+                                   const SkRect* cullRect, const SkPaint& paint);
 
     virtual void onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
                                 const SkPaint& paint);
 
     virtual void onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
                            const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint);
 
     virtual void onDrawDrawable(SkDrawable*, const SkMatrix*);
 
     virtual void onDrawPaint(const SkPaint&);
@@ skipping 248 matching lines @@
 
 class SkCanvasClipVisitor {
 public:
     virtual ~SkCanvasClipVisitor();
     virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0;
 };
 
 #endif