Vec2i minSize(int tilesetH, int maxAtlasSize)
{
int width = atAreaW;
int height = atAreaH;
const int tsArea = tilesetW * tilesetH;
/* Expand vertically */
while (freeArea(width, height) < tsArea && height < maxAtlasSize)
height += 32;
if (freeArea(width, height) >= tsArea && height <= maxAtlasSize)
return Vec2i(width, height);
/* Expand horizontally */
while (freeArea(width, height) < tsArea && width < maxAtlasSize)
width += tsLaneW;
if (freeArea(width, height) >= tsArea && width <= maxAtlasSize)
return Vec2i(width, height);
return Vec2i(-1, -1);
}
bool ToolBarEventFilter::handleDropEvent(QDropEvent *event)
{
const ActionRepositoryMimeData *d = qobject_cast<const ActionRepositoryMimeData*>(event->mimeData());
if (!d)
return false;
if (d->actionList().isEmpty()) {
event->ignore();
hideDragIndicator();
return true;
}
QAction *action = d->actionList().first();
const ActionList actions = m_toolBar->actions();
if (!action || actions.contains(action)) {
event->ignore();
hideDragIndicator();
return true;
}
// Try to find action to 'insert before'. Click on action or in free area, else ignore.
QAction *beforeAction = 0;
const QPoint pos = event->pos();
const int index = actionIndexAt(m_toolBar, pos, m_toolBar->orientation());
if (index != -1) {
beforeAction = actions.at(index);
} else {
if (!freeArea(m_toolBar).contains(pos)) {
event->ignore();
hideDragIndicator();
return true;
}
}
event->acceptProposedAction();
QDesignerFormWindowInterface *fw = formWindow();
InsertActionIntoCommand *cmd = new InsertActionIntoCommand(fw);
cmd->init(m_toolBar, action, beforeAction);
fw->commandHistory()->push(cmd);
hideDragIndicator();
return true;
}
