/**
** Called each frame to handle mouse timeouts.
**
** @param callbacks Callback structure for events.
** @param ticks Denotes time-stamp of video-system
*/
void InputMouseTimeout(const EventCallback &callbacks, unsigned ticks)
{
if (MouseButtons & (1 << LastMouseButton)) {
if (ticks > StartMouseTicks + DoubleClickDelay) {
MouseState = InitialMouseState;
}
if (ticks > LastMouseTicks + HoldClickDelay) {
LastMouseTicks = ticks;
MouseButtons |= (1 << LastMouseButton) << MouseHoldShift;
callbacks.ButtonPressed(LastMouseButton | (LastMouseButton << MouseHoldShift));
}
}
}
/**
** Called if any mouse button is pressed down
**
** Handles event conversion to double click, dragging, hold.
**
** FIXME: dragging is not supported.
**
** @param callbacks Callback structure for events.
** @param ticks Denotes time-stamp of video-system
** @param button Mouse button pressed.
*/
void InputMouseButtonPress(const EventCallback &callbacks,
unsigned ticks, unsigned button)
{
// Button new pressed.
if (!(MouseButtons & (1 << button))) {
MouseButtons |= (1 << button);
// Detect double click
if (MouseState == ClickedMouseState && button == LastMouseButton
&& ticks < StartMouseTicks + DoubleClickDelay) {
MouseButtons |= (1 << button) << MouseDoubleShift;
button |= button << MouseDoubleShift;
} else {
MouseState = InitialMouseState;
StartMouseTicks = ticks;
LastMouseButton = button;
}
}
LastMouseTicks = ticks;
callbacks.ButtonPressed(button);
}
