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mobile: Add UpdateTouchesOnAndroid

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This commit is contained in:
Hajime Hoshi 2016-06-14 18:43:27 +09:00
parent 4d8897b785
commit d72a71877a
1 changed files with 24 additions and 16 deletions
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40
mobile/run.go
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@ -29,9 +29,7 @@ type EventDispatcher interface {
SetScreenSize(width, height int)
SetScreenScale(scale int)
Render() error
TouchDown(id int, x, y int)
TouchMove(id int, x, y int)
TouchUp(id int)
UpdateTouchesOnAndroid(action int, id int, x, y int)
}
// Start starts the game and returns immediately.
@ -84,19 +82,29 @@ func (t touch) Position() (int, int) {
t.position.y / ui.CurrentUI().ScreenScale()
}
func (e *eventDispatcher) TouchDown(id int, x, y int) {
e.touches[id] = position{x, y}
e.updateTouches()
}
func (e *eventDispatcher) TouchMove(id int, x, y int) {
e.touches[id] = position{x, y}
e.updateTouches()
}
func (e *eventDispatcher) TouchUp(id int) {
delete(e.touches, id)
e.updateTouches()
// UpdateTouchesOnAndroid updates the touch state on Android.
//
// This should be called with onTouchEvent of GLSurfaceView like this:
//
// @Override
// public boolean onTouchEvent(MotionEvent e) {
// for (int i = 0; i < e.getPointerCount(); i++) {
// int id = e.getPointerId(i);
// int x = (int)e.getX(i);
// int y = (int)e.getY(i);
// YourGame.CurrentEventDispatcher().UpdateTouchesOnAndroid(e.getActionMasked(), id, x, y);
// }
// return true;
// }
func (e *eventDispatcher) UpdateTouchesOnAndroid(action int, id int, x, y int) {
switch action {
case 0x00, 0x05, 0x02: // ACTION_DOWN, ACTION_POINTER_DOWN, ACTION_MOVE
e.touches[id] = position{x, y}
e.updateTouches()
case 0x01, 0x06: // ACTION_UP, ACTION_POINTER_UP
delete(e.touches, id)
e.updateTouches()
}
}
func (e *eventDispatcher) updateTouches() {