public boolean onTouch(int action, float x, float y) {
if (action == MotionEvent.ACTION_DOWN) {
int additionWidth = (height - thumbWidth) / 2;
if (thumbX - additionWidth <= x
&& x <= thumbX + thumbWidth + additionWidth
&& y >= 0
&& y <= height) {
pressed = true;
thumbDX = (int) (x - thumbX);
return true;
}
} else if (action == MotionEvent.ACTION_UP || action == MotionEvent.ACTION_CANCEL) {
if (pressed) {
if (action == MotionEvent.ACTION_UP && delegate != null) {
delegate.onSeekBarDrag((float) thumbX / (float) (width - thumbWidth));
}
pressed = false;
return true;
}
} else if (action == MotionEvent.ACTION_MOVE) {
if (pressed) {
thumbX = (int) (x - thumbDX);
if (thumbX < 0) {
thumbX = 0;
} else if (thumbX > width - thumbWidth) {
thumbX = width - thumbWidth;
}
return true;
}
}
return false;
}
@Override
public boolean onTouchEvent(MotionEvent event) {
if (event == null) {
return false;
}
float x = event.getX();
float y = event.getY();
float thumbX = (int) ((getMeasuredWidth() - thumbWidth) * progress);
if (event.getAction() == MotionEvent.ACTION_DOWN) {
int additionWidth = (getMeasuredHeight() - thumbWidth) / 2;
if (thumbX - additionWidth <= x
&& x <= thumbX + thumbWidth + additionWidth
&& y >= 0
&& y <= getMeasuredHeight()) {
pressed = true;
thumbDX = (int) (x - thumbX);
getParent().requestDisallowInterceptTouchEvent(true);
invalidate();
return true;
}
} else if (event.getAction() == MotionEvent.ACTION_UP
|| event.getAction() == MotionEvent.ACTION_CANCEL) {
if (pressed) {
if (event.getAction() == MotionEvent.ACTION_UP && delegate != null) {
delegate.onSeekBarDrag(thumbX / (float) (getMeasuredWidth() - thumbWidth));
}
pressed = false;
invalidate();
return true;
}
} else if (event.getAction() == MotionEvent.ACTION_MOVE) {
if (pressed) {
thumbX = (int) (x - thumbDX);
if (thumbX < 0) {
thumbX = 0;
} else if (thumbX > getMeasuredWidth() - thumbWidth) {
thumbX = getMeasuredWidth() - thumbWidth;
}
progress = thumbX / (getMeasuredWidth() - thumbWidth);
invalidate();
return true;
}
}
return false;
}