forked from Mirrorlandia_minetest/irrlicht
SDL: Implement touchscreen support
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a2b6244f54
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7df45b4cf3
@ -229,7 +229,7 @@ CIrrDeviceSDL::CIrrDeviceSDL(const SIrrlichtCreationParameters& param)
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Window((SDL_Window*)param.WindowId), SDL_Flags(0),
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MouseX(0), MouseY(0), MouseXRel(0), MouseYRel(0), MouseButtonStates(0),
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Width(param.WindowSize.Width), Height(param.WindowSize.Height),
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Resizable(param.WindowResizable == 1 ? true : false)
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Resizable(param.WindowResizable == 1 ? true : false), CurrentTouchCount(0)
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{
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#ifdef _DEBUG
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setDebugName("CIrrDeviceSDL");
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@ -254,6 +254,11 @@ CIrrDeviceSDL::CIrrDeviceSDL(const SIrrlichtCreationParameters& param)
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}
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}
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// Minetest has its own code to synthesize mouse events from touch events,
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// so we prevent SDL from doing it.
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SDL_SetHint(SDL_HINT_TOUCH_MOUSE_EVENTS, "0");
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SDL_SetHint(SDL_HINT_MOUSE_TOUCH_EVENTS, "0");
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// create keymap
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createKeyMap();
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@ -745,6 +750,45 @@ bool CIrrDeviceSDL::run()
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postEventFromUser(irrevent);
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break;
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case SDL_FINGERDOWN:
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irrevent.EventType = EET_TOUCH_INPUT_EVENT;
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irrevent.TouchInput.Event = ETIE_PRESSED_DOWN;
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irrevent.TouchInput.ID = SDL_event.tfinger.fingerId;
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irrevent.TouchInput.X = SDL_event.tfinger.x * Width;
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irrevent.TouchInput.Y = SDL_event.tfinger.y * Height;
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CurrentTouchCount++;
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irrevent.TouchInput.touchedCount = CurrentTouchCount;
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postEventFromUser(irrevent);
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break;
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case SDL_FINGERMOTION:
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irrevent.EventType = EET_TOUCH_INPUT_EVENT;
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irrevent.TouchInput.Event = ETIE_MOVED;
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irrevent.TouchInput.ID = SDL_event.tfinger.fingerId;
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irrevent.TouchInput.X = SDL_event.tfinger.x * Width;
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irrevent.TouchInput.Y = SDL_event.tfinger.y * Height;
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irrevent.TouchInput.touchedCount = CurrentTouchCount;
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postEventFromUser(irrevent);
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break;
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case SDL_FINGERUP:
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irrevent.EventType = EET_TOUCH_INPUT_EVENT;
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irrevent.TouchInput.Event = ETIE_LEFT_UP;
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irrevent.TouchInput.ID = SDL_event.tfinger.fingerId;
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irrevent.TouchInput.X = SDL_event.tfinger.x * Width;
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irrevent.TouchInput.Y = SDL_event.tfinger.y * Height;
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// To match Android behavior, still count the pointer that was
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// just released.
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irrevent.TouchInput.touchedCount = CurrentTouchCount;
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if (CurrentTouchCount > 0) {
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CurrentTouchCount--;
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}
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postEventFromUser(irrevent);
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break;
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default:
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break;
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} // end switch
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@ -318,6 +318,8 @@ namespace irr
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core::array<SKeyMap> KeyMap;
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SDL_SysWMinfo Info;
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s32 CurrentTouchCount;
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};
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} // end namespace irr
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