Method mouseClick

src/Battlescape/MiniMapView.cpp:210–271

* Handles mouse clicks on the minimap. Will change the camera center to the clicked point. * @param action Pointer to an action. * @param state State that the action handlers belong to. */

 * @param state State that the action handlers belong to.
 */
void MiniMapView::mouseClick(Action *action, State *state)
{
	InteractiveSurface::mouseClick(action, state);

	// The following is the workaround for a rare problem where sometimes
	// the mouse-release event is missed for any reason.
	// However if the SDL is also missed the release event, then it is to no avail :(
	// (this part handles the release if it is missed and now an other button is used)
	if (_isMouseScrolling) {
		if (action->getDetails()->button.button != Options::battleDragScrollButton
		&& 0==(SDL_GetMouseState(0,0)&SDL_BUTTON(Options::battleDragScrollButton))) { // so we missed again the mouse-release :(
			// Check if we have to revoke the scrolling, because it was too short in time, so it was a click
			if ((!_mouseMovedOverThreshold) && (SDL_GetTicks() - _mouseScrollingStartTime <= (Options::dragScrollTimeTolerance)))
				{ _camera->centerOnPosition(_posBeforeMouseScrolling); _redraw = true; }
			_isMouseScrolled = _isMouseScrolling = false;
			stopScrolling(action);
		}
	}

	// Drag-Scroll release: release mouse-scroll-mode
	if (_isMouseScrolling)
	{
		// While scrolling, other buttons are ineffective
		if (action->getDetails()->button.button == Options::battleDragScrollButton)
		{
			_isMouseScrolling = false;
			stopScrolling(action);
		}
		else
		{
			return;
		}
		// Check if we have to revoke the scrolling, because it was too short in time, so it was a click
		if ((!_mouseMovedOverThreshold) && (SDL_GetTicks() - _mouseScrollingStartTime <= (Options::dragScrollTimeTolerance)))
		{
			_isMouseScrolled = false;
			stopScrolling(action);
			_camera->centerOnPosition(_posBeforeMouseScrolling);
			_redraw = true;
		}
		if (_isMouseScrolled) return;
	}

	if (action->getDetails()->button.button == SDL_BUTTON_RIGHT)
	{
		((MiniMapState*)(state))->btnOkClick(action);
	}

	if (action->getDetails()->button.button == SDL_BUTTON_LEFT)
	{
		int origX = action->getRelativeXMouse() / action->getXScale();
		int origY = action->getRelativeYMouse() / action->getYScale();
		// get offset (in cells) of the click relative to center of screen
		int xOff = (origX / CELL_WIDTH) - ((getWidth() / 2) / CELL_WIDTH);
		int yOff = (origY / CELL_HEIGHT) - ((getHeight() / 2) / CELL_HEIGHT);
		// center the camera on this new position
		int newX = _camera->getCenterPosition().x + xOff;
		int newY = _camera->getCenterPosition().y + yOff;