mgl_touch_delegate_event.h

[詳解]

// SPDX-License-Identifier: Zlib
/* ------------------------------------------------------------------------- */
/* ------------------------------------------------------------------------- */
 
#ifndef INCGUARD_MGL_TOUCH_DELEGATE_EVENT_H_1613414551
#define INCGUARD_MGL_TOUCH_DELEGATE_EVENT_H_1613414551
 
#include <mgl/mgl_environment.h>
#if defined(MGL_TOUCH_DELEGATE_ENABLE_EVENT)
 
#include <type_traits>
 
#include <mgl/event/mgl_event.h>
#include <mgl/input/touch/mgl_touch_delegate.h>
 
namespace MGL::Input
{
enum class TouchEventType : uint8_t
{
    None,     
    Begin,    
    Move,     
    End,      
};
 
struct TouchEventArgument
{
    TouchEventType type{TouchEventType::None};    
    Vector2 position;                             
    uint64_t deviceID{0};                         
};
 
class EventTouchDelegate : public TouchDelegate
{
public:
    EventTouchDelegate() noexcept;
 
    void UpdateState(TouchStateArray &stateArray) noexcept override;
 
private:
    static void OnEventInputTouch(void *callbackArg, void *notifyArg) noexcept;
 
    void OnBegin(uint64_t deviceID, const Vector2 &position) noexcept;
    void OnMove(uint64_t deviceID, const Vector2 &position) noexcept;
    void OnEnd(uint64_t deviceID) noexcept;
 
    Event::Handle _event;
    TouchStateArray _stateArray;
 
    TouchID _currentTouchID;
};
 
}    // namespace MGL::Input
 
#endif    // MGL_TOUCH_DELEGATE_ENABLE_EVENT
#endif    // INCGUARD_MGL_TOUCH_DELEGATE_EVENT_H_1613414551
 
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