void MapDocument::autocropMap()
{
if (!mCurrentLayer || !mCurrentLayer->isTileLayer())
return;
TileLayer *tileLayer = static_cast<TileLayer*>(mCurrentLayer);
const QRect bounds = tileLayer->region().boundingRect();
if (bounds.isNull())
return;
resizeMap(bounds.size(), -bounds.topLeft(), true);
}
void SelectSameTileTool::tilePositionChanged(const QPoint &tilePos)
{
// Make sure that a tile layer is selected and contains current tile pos.
TileLayer *tileLayer = currentTileLayer();
if (!tileLayer)
return;
QRegion resultRegion;
if (tileLayer->contains(tilePos)) {
const Cell &matchCell = tileLayer->cellAt(tilePos);
resultRegion = tileLayer->region([&] (const Cell &cell) { return cell == matchCell; });
}
mSelectedRegion = resultRegion;
brushItem()->setTileRegion(mSelectedRegion);
}