Exemple #1
0
bool GameMapGump::DraggingItem(Item* item, int mx, int my)
{
	// determine target location and set dragging_x/y/z
	int dox, doy;
	GUIApp::get_instance()->getDraggingOffset(dox, doy);

	dragging_shape = item->getShape();
	dragging_frame = item->getFrame();
	dragging_flags = item->getFlags();
	display_dragging = true;

	// determine if item can be dropped here

	ObjId trace = TraceCoordinates(mx, my, dragging_pos, dox, doy, item);
	if (!trace)
		return false;

	MainActor* avatar = getMainActor();
	if (trace == 1) { // dropping on self
		ObjId bp = avatar->getEquip(7); // !! constant
		Container* backpack = getContainer(bp);
		return  backpack->CanAddItem(item, true);
	}

	bool throwing = false;
	if (!avatar->canReach(item, 128, // CONSTANT!
						  dragging_pos[0], dragging_pos[1], dragging_pos[2]))
	{
		// can't reach, so see if we can throw
		int throwrange = item->getThrowRange();
		if (throwrange && avatar->canReach(item, throwrange, dragging_pos[0],
										   dragging_pos[1], dragging_pos[2]))
		{
			int speed = 64 - item->getTotalWeight() + avatar->getStr();
			if (speed < 1) speed = 1;
			sint32 ax,ay,az;
			avatar->getLocation(ax,ay,az);
			MissileTracker t(item, ax, ay, az,
							 dragging_pos[0], dragging_pos[1], dragging_pos[2],
							 speed, 4);
			if (t.isPathClear())
				throwing = true;
			else
				return false;
		} else {
			return false;
		}
	}

	if (!item->canExistAt(dragging_pos[0], dragging_pos[1], dragging_pos[2]))
		return false;

	if (throwing)
		GUIApp::get_instance()->setMouseCursor(GUIApp::MOUSE_TARGET);

	return true;
}