skia2/include/views/SkWindow.h
2015-04-02 12:16:36 -07:00

140 lines
3.9 KiB
C++

/*
* 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 SkWindow_DEFINED
#define SkWindow_DEFINED
#include "SkView.h"
#include "SkBitmap.h"
#include "SkMatrix.h"
#include "SkRegion.h"
#include "SkEvent.h"
#include "SkKey.h"
#include "SkSurfaceProps.h"
#include "SkTDArray.h"
#ifdef SK_BUILD_FOR_WINCEx
#define SHOW_FPS
#endif
//#define USE_GX_SCREEN
class SkSurface;
class SkOSMenu;
#if SK_SUPPORT_GPU
struct GrGLInterface;
class GrContext;
class GrRenderTarget;
#endif
class SkWindow : public SkView {
public:
SkWindow();
virtual ~SkWindow();
struct AttachmentInfo {
int fSampleCount;
int fStencilBits;
};
SkSurfaceProps getSurfaceProps() const { return fSurfaceProps; }
void setSurfaceProps(const SkSurfaceProps& props) {
fSurfaceProps = props;
}
const SkBitmap& getBitmap() const { return fBitmap; }
void setColorType(SkColorType);
void resize(int width, int height, SkColorType = kUnknown_SkColorType);
bool isDirty() const { return !fDirtyRgn.isEmpty(); }
bool update(SkIRect* updateArea);
// does not call through to onHandleInval(), but does force the fDirtyRgn
// to be wide open. Call before update() to ensure we redraw everything.
void forceInvalAll();
// return the bounds of the dirty/inval rgn, or [0,0,0,0] if none
const SkIRect& getDirtyBounds() const { return fDirtyRgn.getBounds(); }
bool handleClick(int x, int y, Click::State, void* owner, unsigned modi = 0);
bool handleChar(SkUnichar);
bool handleKey(SkKey);
bool handleKeyUp(SkKey);
void addMenu(SkOSMenu*);
const SkTDArray<SkOSMenu*>* getMenus() { return &fMenus; }
const char* getTitle() const { return fTitle.c_str(); }
void setTitle(const char title[]);
const SkMatrix& getMatrix() const { return fMatrix; }
void setMatrix(const SkMatrix&);
void preConcat(const SkMatrix&);
void postConcat(const SkMatrix&);
virtual SkSurface* createSurface();
virtual void onPDFSaved(const char title[], const char desc[],
const char path[]) {}
protected:
virtual bool onEvent(const SkEvent&);
virtual bool onDispatchClick(int x, int y, Click::State, void* owner, unsigned modi);
// called if part of our bitmap is invalidated
virtual void onHandleInval(const SkIRect&);
virtual bool onHandleChar(SkUnichar);
virtual bool onHandleKey(SkKey);
virtual bool onHandleKeyUp(SkKey);
virtual void onAddMenu(const SkOSMenu*) {};
virtual void onUpdateMenu(const SkOSMenu*) {};
virtual void onSetTitle(const char title[]) {}
// overrides from SkView
virtual bool handleInval(const SkRect*);
virtual bool onGetFocusView(SkView** focus) const;
virtual bool onSetFocusView(SkView* focus);
#if SK_SUPPORT_GPU
GrRenderTarget* renderTarget(const AttachmentInfo& attachmentInfo,
const GrGLInterface* , GrContext* grContext);
#endif
private:
SkSurfaceProps fSurfaceProps;
SkColorType fColorType;
SkBitmap fBitmap;
SkRegion fDirtyRgn;
SkTDArray<Click*> fClicks; // to track clicks
SkTDArray<SkOSMenu*> fMenus;
SkView* fFocusView;
bool fWaitingOnInval;
SkString fTitle;
SkMatrix fMatrix;
typedef SkView INHERITED;
};
////////////////////////////////////////////////////////////////////////////////
#if defined(SK_BUILD_FOR_MAC)
#include "SkOSWindow_Mac.h"
#elif defined(SK_BUILD_FOR_WIN)
#include "SkOSWindow_Win.h"
#elif defined(SK_BUILD_FOR_ANDROID)
#include "SkOSWindow_Android.h"
#elif defined(SK_BUILD_FOR_UNIX)
#include "SkOSWindow_Unix.h"
#elif defined(SK_BUILD_FOR_SDL)
#include "SkOSWindow_SDL.h"
#elif defined(SK_BUILD_FOR_IOS)
#include "SkOSWindow_iOS.h"
#endif
#endif