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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 SkOSWindow_Win_DEFINED
     11 #define SkOSWindow_Win_DEFINED
     12 
     13 #include "SkWindow.h"
     14 
     15 #if SK_ANGLE
     16 #include "EGL/egl.h"
     17 #endif
     18 
     19 class SkOSWindow : public SkWindow {
     20 public:
     21     SkOSWindow(void* hwnd);
     22     virtual ~SkOSWindow();
     23 
     24     void*   getHWND() const { return fHWND; }
     25     void    setSize(int width, int height);
     26     void    updateSize();
     27 
     28     static bool PostEvent(SkEvent* evt, SkEventSinkID, SkMSec delay);
     29 
     30     enum SkBackEndTypes {
     31         kNone_BackEndType,
     32 #if SK_SUPPORT_GPU
     33         kNativeGL_BackEndType,
     34 #if SK_ANGLE
     35         kANGLE_BackEndType,
     36 #endif // SK_ANGLE
     37 #endif // SK_SUPPORT_GPU
     38     };
     39 
     40     bool attach(SkBackEndTypes attachType, int msaaSampleCount, AttachmentInfo*);
     41     void detach();
     42     void present();
     43 
     44     bool wndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam);
     45     static bool QuitOnDeactivate(HWND hWnd);
     46 
     47     enum {
     48         SK_WM_SkEvent = WM_APP + 1000,
     49         SK_WM_SkTimerID = 0xFFFF    // just need a non-zero value
     50     };
     51 
     52 protected:
     53     virtual bool quitOnDeactivate() { return true; }
     54 
     55     // overrides from SkWindow
     56     virtual void onHandleInval(const SkIRect&);
     57     // overrides from SkView
     58     virtual void onAddMenu(const SkOSMenu*);
     59 
     60     virtual void onSetTitle(const char title[]);
     61 
     62 private:
     63     void*               fHWND;
     64 
     65     void                doPaint(void* ctx);
     66 
     67 #if SK_SUPPORT_GPU
     68     void*               fHGLRC;
     69 #if SK_ANGLE
     70     EGLDisplay          fDisplay;
     71     EGLContext          fContext;
     72     EGLSurface          fSurface;
     73     EGLConfig           fConfig;
     74 #endif // SK_ANGLE
     75 #endif // SK_SUPPORT_GPU
     76 
     77     HMENU               fMBar;
     78 
     79     SkBackEndTypes      fAttached;
     80 
     81 #if SK_SUPPORT_GPU
     82     bool attachGL(int msaaSampleCount, AttachmentInfo* info);
     83     void detachGL();
     84     void presentGL();
     85 
     86 #if SK_ANGLE
     87     bool attachANGLE(int msaaSampleCount, AttachmentInfo* info);
     88     void detachANGLE();
     89     void presentANGLE();
     90 #endif // SK_ANGLE
     91 #endif // SK_SUPPORT_GPU
     92 
     93     typedef SkWindow INHERITED;
     94 };
     95 
     96 #endif
     97