/**
* Check to see if the touch has moved off of the element.
*
* <p>NOTE that in iOS the elasticScroll may make the touch/move cancel more difficult.
*
* @param event
*/
private void onTouchMove(Event event) {
if (!this.touchMoved) {
Touch move = null;
for (int i = 0; i < event.getChangedTouches().length(); i++) {
if (event.getChangedTouches().get(i).getIdentifier() == this.touchId) {
move = event.getChangedTouches().get(i);
}
}
// Check to see if we moved off of the original element
// Use Page coordinates since we compare with widget's absolute
// coordinates
if (move != null) {
int yCord = move.getPageY();
int xCord = move.getPageX();
// is y above element
boolean yTop = this.getAbsoluteTop() > yCord;
boolean yBottom = (this.getAbsoluteTop() + this.getOffsetHeight()) < yCord; // y below
// is x to the left of element
boolean xLeft = this.getAbsoluteLeft() > xCord;
boolean xRight = (this.getAbsoluteLeft() + this.getOffsetWidth()) < xCord; // x to the right
if (yTop || yBottom || xLeft || xRight) {
this.touchMoved = true;
onHoldPressOffStyle(); // Go back to normal style
}
}
}
}
public MockTouchMoveEvent(int id1, int x1, int y1, int id2, int x2, int y2) {
this(id1, x1, y1);
final Touch touch1 = mock(Touch.class);
when(touches.get(1)).thenReturn(touch1);
when(touch1.getIdentifier()).thenReturn(id2);
when(touch1.getPageX()).thenReturn(x2);
when(touch1.getPageY()).thenReturn(y2);
}
public MockTouchMoveEvent(int id, int x, int y) {
touches = mock(JsArray.class);
touch = mock(Touch.class);
when(touches.length()).thenReturn(1);
when(touches.get(0)).thenReturn(touch);
when(touch.getIdentifier()).thenReturn(id);
when(touch.getPageX()).thenReturn(x);
when(touch.getPageY()).thenReturn(y);
}
private int[] getPositionInTouch(TouchEvent<? extends EventHandler> event) {
if (event instanceof TouchEndEvent) return new int[] {previousX, previousY};
JsArray<Touch> touches = event.getTouches();
if (touches == null || touches.length() == 0) return null;
// Get the first touch
Touch touch = touches.get(0);
int x = touch.getRelativeX(canvas.getElement());
int y = touch.getRelativeY(canvas.getElement());
return new int[] {x, y};
}
private void calcValue(Touch event) {
double offsetx = event.getRelativeX(getElement()), offsety = event.getRelativeY(getElement());
double dv;
if (isVertical()) {
dv = valueOfKnobPosition(offsety);
} else {
dv = valueOfKnobPosition(offsetx);
}
setValue(dv);
}
private void onTouchStart(Event event) {
onHoldPressDownStyle(); // Show style change
// Stop the event from bubbling up
event.stopPropagation();
// Only handle if we have exactly one touch
if (event.getTargetTouches().length() == 1) {
Touch start = event.getTargetTouches().get(0);
this.touchId = start.getIdentifier();
this.touchMoved = false;
}
}
private void handleEvent(NativeEvent e) {
if (e.getType().equals("contextmenu")) {
e.preventDefault();
e.stopPropagation();
return;
}
if (e.getType().equals("mousedown")) {
if (!e.getEventTarget().equals(canvas) || touched[0]) {
float mouseX = (int) getRelativeX(e, canvas);
float mouseY = (int) getRelativeY(e, canvas);
if (mouseX < 0
|| mouseX > Gdx.graphics.getWidth()
|| mouseY < 0
|| mouseY > Gdx.graphics.getHeight()) {
hasFocus = false;
}
return;
}
hasFocus = true;
this.justTouched = true;
this.touched[0] = true;
this.pressedButtons.add(getButton(e.getButton()));
this.deltaX[0] = 0;
this.deltaY[0] = 0;
if (isCursorCatched()) {
this.touchX[0] += getMovementXJSNI(e);
this.touchY[0] += getMovementYJSNI(e);
} else {
this.touchX[0] = (int) getRelativeX(e, canvas);
this.touchY[0] = (int) getRelativeY(e, canvas);
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
if (processor != null)
if (processor.touchDown(touchX[0], touchY[0], 0, getButton(e.getButton()))) {
e.preventDefault();
e.stopPropagation();
}
}
if (e.getType().equals("mousemove")) {
if (isCursorCatched()) {
this.deltaX[0] = (int) getMovementXJSNI(e);
this.deltaY[0] = (int) getMovementYJSNI(e);
this.touchX[0] += getMovementXJSNI(e);
this.touchY[0] += getMovementYJSNI(e);
} else {
this.deltaX[0] = (int) getRelativeX(e, canvas) - touchX[0];
this.deltaY[0] = (int) getRelativeY(e, canvas) - touchY[0];
this.touchX[0] = (int) getRelativeX(e, canvas);
this.touchY[0] = (int) getRelativeY(e, canvas);
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
if (processor != null) {
if (touched[0]) processor.touchDragged(touchX[0], touchY[0], 0);
else processor.mouseMoved(touchX[0], touchY[0]);
}
}
if (e.getType().equals("mouseup")) {
if (!touched[0]) return;
this.pressedButtons.remove(getButton(e.getButton()));
this.touched[0] = pressedButtons.size() > 0;
if (isCursorCatched()) {
this.deltaX[0] = (int) getMovementXJSNI(e);
this.deltaY[0] = (int) getMovementYJSNI(e);
this.touchX[0] += getMovementXJSNI(e);
this.touchY[0] += getMovementYJSNI(e);
} else {
this.deltaX[0] = (int) getRelativeX(e, canvas) - touchX[0];
this.deltaY[0] = (int) getRelativeY(e, canvas) - touchY[0];
this.touchX[0] = (int) getRelativeX(e, canvas);
this.touchY[0] = (int) getRelativeY(e, canvas);
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
this.touched[0] = false;
if (processor != null) processor.touchUp(touchX[0], touchY[0], 0, getButton(e.getButton()));
}
if (e.getType().equals("keydown") && hasFocus) {
// System.out.println("keydown");
int code = keyForCode(e.getKeyCode());
if (code == 67) {
e.preventDefault();
if (processor != null) {
processor.keyDown(code);
processor.keyTyped('\b');
}
} else {
this.pressedKeys.add(code);
if (processor != null) processor.keyDown(code);
}
}
if (e.getType().equals("keypress") && hasFocus) {
// System.out.println("keypress");
char c = (char) e.getCharCode();
if (processor != null) processor.keyTyped(c);
}
if (e.getType().equals("keyup") && hasFocus) {
// System.out.println("keyup");
int code = keyForCode(e.getKeyCode());
this.pressedKeys.remove(code);
if (processor != null) processor.keyUp(code);
}
if (e.getType().equals("touchstart")) {
this.justTouched = true;
JsArray<Touch> touches = e.getChangedTouches();
for (int i = 0, j = touches.length(); i < j; i++) {
Touch touch = touches.get(i);
int touchId = touch.getIdentifier();
touched[touchId] = true;
double r = GwtGraphics.getDevicePixelRatioJSNI();
int x = (int) (touch.getRelativeX(canvas) * r);
int y = (int) (touch.getRelativeY(canvas) * r);
touchX[touchId] = x;
touchY[touchId] = y;
deltaX[touchId] = 0;
deltaY[touchId] = 0;
if (processor != null) {
processor.touchDown(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT);
}
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
e.preventDefault();
}
if (e.getType().equals("touchmove")) {
JsArray<Touch> touches = e.getChangedTouches();
for (int i = 0, j = touches.length(); i < j; i++) {
Touch touch = touches.get(i);
int touchId = touch.getIdentifier();
double r = GwtGraphics.getDevicePixelRatioJSNI();
int x = (int) (touch.getRelativeX(canvas) * r);
int y = (int) (touch.getRelativeY(canvas) * r);
deltaX[touchId] = x - touchX[touchId];
deltaY[touchId] = y - touchY[touchId];
touchX[touchId] = x;
touchY[touchId] = y;
if (processor != null) {
processor.touchDragged(touchX[touchId], touchY[touchId], touchId);
}
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
e.preventDefault();
}
if (e.getType().equals("touchcancel")) {
JsArray<Touch> touches = e.getChangedTouches();
for (int i = 0, j = touches.length(); i < j; i++) {
Touch touch = touches.get(i);
int touchId = touch.getIdentifier();
touched[touchId] = false;
double r = GwtGraphics.getDevicePixelRatioJSNI();
int x = (int) (touch.getRelativeX(canvas) * r);
int y = (int) (touch.getRelativeY(canvas) * r);
deltaX[touchId] = x - touchX[touchId];
deltaY[touchId] = y - touchY[touchId];
touchX[touchId] = x;
touchY[touchId] = y;
if (processor != null) {
processor.touchUp(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT);
}
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
e.preventDefault();
}
if (e.getType().equals("touchend")) {
JsArray<Touch> touches = e.getChangedTouches();
for (int i = 0, j = touches.length(); i < j; i++) {
Touch touch = touches.get(i);
int touchId = touch.getIdentifier();
touched[touchId] = false;
double r = GwtGraphics.getDevicePixelRatioJSNI();
int x = (int) (touch.getRelativeX(canvas) * r);
int y = (int) (touch.getRelativeY(canvas) * r);
deltaX[touchId] = x - touchX[touchId];
deltaY[touchId] = y - touchY[touchId];
touchX[touchId] = x;
touchY[touchId] = y;
if (processor != null) {
processor.touchUp(touchX[touchId], touchY[touchId], touchId, Buttons.LEFT);
}
}
this.currentEventTimeStamp = TimeUtils.nanoTime();
e.preventDefault();
} else if (e.getType().equals("mousewheel") || e.getType().equals("DOMMouseScroll")) {
float dir = getMouseWheelVelocity(e);
if (dir != 0 && processor != null) processor.scrolled(dir > 0 ? 1 : -1);
}
// if(hasFocus) e.preventDefault();
}