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      1 /*
      2  * Copyright 2011, The Android Open Source Project
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions
      6  * are met:
      7  *  * Redistributions of source code must retain the above copyright
      8  *    notice, this list of conditions and the following disclaimer.
      9  *  * Redistributions in binary form must reproduce the above copyright
     10  *    notice, this list of conditions and the following disclaimer in the
     11  *    documentation and/or other materials provided with the distribution.
     12  *
     13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
     14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24  */
     25 
     26 #ifndef GLExtras_h
     27 #define GLExtras_h
     28 
     29 #include "SkRect.h"
     30 #include "SkRegion.h"
     31 
     32 namespace android {
     33     class FindOnPage;
     34     class CursorRing;
     35     class DrawExtra;
     36 }
     37 
     38 namespace WebCore {
     39 
     40 class GLExtras {
     41 public:
     42     GLExtras();
     43     virtual ~GLExtras();
     44 
     45     void drawGL(IntRect& webViewRect, SkRect& viewport, int titleBarHeight);
     46     void setFindOnPageExtra(android::FindOnPage* findOnPage) {
     47         m_findOnPage = findOnPage;
     48     }
     49     void setCursorRingExtra(android::CursorRing* ring) { m_ring = ring; }
     50     void setDrawExtra(android::DrawExtra* extra) { m_drawExtra = extra; }
     51 
     52 private:
     53     void drawRing(SkRect& srcRect, int* texture, int r, int g, int b, float a);
     54     void drawRegion(const SkRegion& region, bool fill, bool drawBorder,
     55                     bool useDark = false);
     56     void drawCursorRings();
     57     void drawFindOnPage(SkRect& viewport);
     58 
     59     android::FindOnPage* m_findOnPage;
     60     android::CursorRing* m_ring;
     61     android::DrawExtra* m_drawExtra;
     62     int m_lightRingTexture;
     63     int m_darkRingTexture;
     64 };
     65 
     66 } // namespace WebCore
     67 
     68 #endif // GLExtras_h
     69