| 1671 | } |
| 1672 | |
| 1673 | void PDFDocumentMagnifierView::prepareToShow() |
| 1674 | { |
| 1675 | if (!_parent_view) |
| 1676 | return; |
| 1677 | |
| 1678 | // Ensure we have the same scene |
| 1679 | if (_parent_view->scene() != scene()) |
| 1680 | setScene(_parent_view->scene()); |
| 1681 | // Fix the zoom |
| 1682 | qreal zoomLevel = _parent_view->zoomLevel() * _zoomFactor; |
| 1683 | if (zoomLevel != _zoomLevel) |
| 1684 | scale(zoomLevel / _zoomLevel, zoomLevel / _zoomLevel); |
| 1685 | _zoomLevel = zoomLevel; |
| 1686 | // Ensure we have enough padding at the border that we can display the |
| 1687 | // magnifier even beyond the edge |
| 1688 | setSceneRect(_parent_view->sceneRect().adjusted(-width() / _zoomLevel, -height() / _zoomLevel, width() / _zoomLevel, height() / _zoomLevel)); |
| 1689 | raise(); |
| 1690 | } |
| 1691 | |
| 1692 | void PDFDocumentMagnifierView::setZoomFactor(const qreal zoomFactor) |
| 1693 | { |