bool GameInterface::itemHasAction(Resources::ItemVisual *item, int32 action) {
if (action != -1) {
return item->canPerformAction(action, 0);
} else {
Resources::ActionArray actions = listActionsPossibleForObject(item);
return !actions.empty();
}
}
bool GameInterface::itemHasActionAt(Resources::ItemVisual *item, const Common::Point &position, int32 action) {
int32 hotspotIndex = item->getHotspotIndexForPoint(position);
if (action != -1) {
return item->canPerformAction(action, hotspotIndex);
} else {
Resources::ActionArray actions = listActionsPossibleForObjectAt(item, position);
return !actions.empty();
}
}
Resources::ActionArray GameInterface::listStockActionsPossibleForObject(Resources::ItemVisual *item) {
Resources::ActionArray actions = listActionsPossibleForObject(item);
Resources::ActionArray stockActions;
for (uint i = 0; i < actions.size(); i++) {
if (actions[i] < 4) {
stockActions.push_back(actions[i]);
}
}
return stockActions;
}
void GameWindow::checkObjectAtPos(const Common::Point &pos, int16 selectedInventoryItem, int16 &singlePossibleAction, bool &isDefaultAction) {
_objectUnderCursor = nullptr;
singlePossibleAction = -1;
isDefaultAction = false;
Math::Ray ray = StarkScene->makeRayFromMouse(_cursor->getMousePosition(true));
Common::Rect cursorRect;
if (selectedInventoryItem != -1) {
cursorRect = _cursor->getHotRectangle();
cursorRect.translate(pos.x, pos.y);
}
// Render entries are sorted from the farthest to the camera to the nearest
// Loop in reverse order
for (int i = _renderEntries.size() - 1; i >= 0; i--) {
if (_renderEntries[i]->containsPoint(pos, _objectRelativePosition, cursorRect)
|| _renderEntries[i]->intersectRay(ray)) {
_objectUnderCursor = _renderEntries[i]->getOwner();
break;
}
}
if (!_objectUnderCursor || !StarkGameInterface->itemHasActionAt(_objectUnderCursor, _objectRelativePosition, -1)) {
// Only consider items with runnable scripts
_objectUnderCursor = nullptr;
return;
}
int32 defaultAction = StarkGameInterface->itemGetDefaultActionAt(_objectUnderCursor, _objectRelativePosition);
if (defaultAction != -1) {
// Use the default action if there is one
singlePossibleAction = defaultAction;
isDefaultAction = true;
} else if (selectedInventoryItem != -1) {
// Use the selected inventory item if there is one
if (StarkGameInterface->itemHasActionAt(_objectUnderCursor, _objectRelativePosition, selectedInventoryItem)) {
singlePossibleAction = selectedInventoryItem;
}
} else {
// Otherwise, use stock actions
Resources::ActionArray actionsPossible = StarkGameInterface->listStockActionsPossibleForObjectAt(
_objectUnderCursor, _objectRelativePosition);
if (actionsPossible.size() == 1) {
singlePossibleAction = actionsPossible[0];
}
}
}