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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef Window_DEFINED
#define Window_DEFINED
#include "SkTypes.h"
#include "SkRect.h"
class SkCanvas;
class VulkanTestContext;
class Window {
public:
static Window* CreateNativeWindow(void* platformData);
virtual ~Window() {};
virtual void setTitle(const char*) = 0;
virtual void show() = 0;
virtual void inval() = 0;
virtual bool scaleContentToFit() const { return false; }
virtual bool supportsContentRect() const { return false; }
virtual SkRect getContentRect() { return SkRect::MakeEmpty(); }
enum BackEndType {
kNativeGL_BackendType,
kVulkan_BackendType
};
virtual bool attach(BackEndType attachType, int msaaSampleCount) = 0;
void detach();
// input handling
enum Key {
kNONE_Key, //corresponds to android's UNKNOWN
kLeftSoftKey_Key,
kRightSoftKey_Key,
kHome_Key, //!< the home key - added to match android
kBack_Key, //!< (CLR)
kSend_Key, //!< the green (talk) key
kEnd_Key, //!< the red key
k0_Key,
k1_Key,
k2_Key,
k3_Key,
k4_Key,
k5_Key,
k6_Key,
k7_Key,
k8_Key,
k9_Key,
kStar_Key, //!< the * key
kHash_Key, //!< the # key
kUp_Key,
kDown_Key,
kLeft_Key,
kRight_Key,
kOK_Key, //!< the center key
kVolUp_Key, //!< volume up - match android
kVolDown_Key, //!< volume down - same
kPower_Key, //!< power button - same
kCamera_Key, //!< camera - same
kLast_Key = kCamera_Key
};
static const int kKeyCount = kLast_Key + 1;
enum ModifierKeys {
kShift_ModifierKey = 1 << 0,
kControl_ModifierKey = 1 << 1,
kOption_ModifierKey = 1 << 2, // same as ALT
kCommand_ModifierKey = 1 << 3,
kFirstPress_ModifierKey = 1 << 4,
};
enum InputState {
kDown_InputState,
kUp_InputState,
kMove_InputState // only valid for mouse
};
// return value of 'true' means 'I have handled this event'
typedef bool(*OnCharFunc)(SkUnichar c, uint32_t modifiers, void* userData);
typedef bool(*OnKeyFunc)(Key key, InputState state, uint32_t modifiers, void* userData);
typedef bool(*OnMouseFunc)(int x, int y, InputState state, uint32_t modifiers, void* userData);
typedef void(*OnPaintFunc)(SkCanvas*, void* userData);
void registerCharFunc(OnCharFunc func, void* userData) {
fCharFunc = func;
fCharUserData = userData;
}
void registerKeyFunc(OnKeyFunc func, void* userData) {
fKeyFunc = func;
fKeyUserData = userData;
}
void registerMouseFunc(OnMouseFunc func, void* userData) {
fMouseFunc = func;
fMouseUserData = userData;
}
void registerPaintFunc(OnPaintFunc func, void* userData) {
fPaintFunc = func;
fPaintUserData = userData;
}
bool onChar(SkUnichar c, uint32_t modifiers);
bool onKey(Key key, InputState state, uint32_t modifiers);
bool onMouse(int x, int y, InputState state, uint32_t modifiers);
void onPaint();
void onResize(uint32_t width, uint32_t height);
uint32_t width() { return fWidth; }
uint32_t height() { return fHeight; }
protected:
Window();
uint32_t fWidth;
uint32_t fHeight;
OnCharFunc fCharFunc;
void* fCharUserData;
OnKeyFunc fKeyFunc;
void* fKeyUserData;
OnMouseFunc fMouseFunc;
void* fMouseUserData;
OnPaintFunc fPaintFunc;
void* fPaintUserData;
VulkanTestContext* fTestContext;
};
#endif
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