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      1 
      2 /*
      3  * Copyright 2006 The Android Open Source Project
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 
     10 #ifndef SkScanPriv_DEFINED
     11 #define SkScanPriv_DEFINED
     12 
     13 #include "SkScan.h"
     14 #include "SkBlitter.h"
     15 
     16 class SkScanClipper {
     17 public:
     18     SkScanClipper(SkBlitter* blitter, const SkRegion* clip, const SkIRect& bounds,
     19                   bool skipRejectTest = false);
     20 
     21     SkBlitter*      getBlitter() const { return fBlitter; }
     22     const SkIRect*  getClipRect() const { return fClipRect; }
     23 
     24 private:
     25     SkRectClipBlitter   fRectBlitter;
     26     SkRgnClipBlitter    fRgnBlitter;
     27     SkBlitter*          fBlitter;
     28     const SkIRect*      fClipRect;
     29 };
     30 
     31 // clipRect == null means path is entirely inside the clip
     32 void sk_fill_path(const SkPath& path, const SkIRect* clipRect,
     33                   SkBlitter* blitter, int start_y, int stop_y, int shiftEdgesUp,
     34                   const SkRegion& clipRgn);
     35 
     36 // blit the rects above and below avoid, clipped to clip
     37 void sk_blit_above(SkBlitter*, const SkIRect& avoid, const SkRegion& clip);
     38 void sk_blit_below(SkBlitter*, const SkIRect& avoid, const SkRegion& clip);
     39 
     40 #endif
     41