Differential D11795 Diff 31346 lib/documentview/svgviewadapter.cpp

Changeset View

Standalone View

View Options

lib/documentview/svgviewadapter.cpp

Show First 20 Lines • Show All 41 Lines • ▼ Show 20 Line(s)
42{ 42​{
43 43​
44/// SvgImageView //// 44​/// SvgImageView ////
45SvgImageView::SvgImageView(QGraphicsItem* parent) 45​SvgImageView::SvgImageView(QGraphicsItem* parent)
46: AbstractImageView(parent) 46​: AbstractImageView(parent)
47, mSvgItem(new QGraphicsSvgItem(this)) 47​, mSvgItem(new QGraphicsSvgItem(this))
48, mAlphaBackgroundMode(AbstractImageView::AlphaBackgroundCheckBoard) 48​, mAlphaBackgroundMode(AbstractImageView::AlphaBackgroundCheckBoard)
49, mAlphaBackgroundColor(Qt::black) 49​, mAlphaBackgroundColor(Qt::black)
50​, mDocumentFullyLoaded(false)
50{ 51​{
51 // So we aren't unnecessarily drawing the background for every paint() 52​ // So we aren't unnecessarily drawing the background for every paint()
52 setCacheMode(QGraphicsItem::DeviceCoordinateCache); 53​ setCacheMode(QGraphicsItem::DeviceCoordinateCache);
53} 54​}
54 55​
55void SvgImageView::loadFromDocument() 56​void SvgImageView::loadFromDocument()
56{ 57​{
57 Document::Ptr doc = document(); 58​ Document::Ptr doc = document();
Show All 16 Lines74 if (zoomToFit()) {
74 setZoom(computeZoomToFit(), QPointF(-1, -1), ForceUpdate); 75​ setZoom(computeZoomToFit(), QPointF(-1, -1), ForceUpdate);
75 } else if (zoomToFill()) { 76​ } else if (zoomToFill()) {
76 setZoom(computeZoomToFill(), QPointF(-1, -1), ForceUpdate); 77​ setZoom(computeZoomToFill(), QPointF(-1, -1), ForceUpdate);
77 } else { 78​ } else {
78 mSvgItem->setScale(zoom()); 79​ mSvgItem->setScale(zoom());
79 } 80​ }
80 applyPendingScrollPos(); 81​ applyPendingScrollPos();
81 completed(); 82​ completed();
83​ mDocumentFullyLoaded = true;
82} 84​}
83 85​
84void SvgImageView::onZoomChanged() 86​void SvgImageView::onZoomChanged()
85{ 87​{
86 mSvgItem->setScale(zoom()); 88​ mSvgItem->setScale(zoom());
87 adjustItemPos(); 89​ adjustItemPos();
88 update(); 90​ update();
89} 91​}
▲ Show 20 Lines • Show All 43 Lines • ▼ Show 20 Line(s)133 case AbstractImageView::AlphaBackgroundSolid:
133 break; 135​ break;
134 default: 136​ default:
135 Q_ASSERT(0); 137​ Q_ASSERT(0);
136 } 138​ }
137} 139​}
138 140​
139void SvgImageView::paint(QPainter* painter, const QStyleOptionGraphicsItem* /*option*/, QWidget* /*widget*/) 141​void SvgImageView::paint(QPainter* painter, const QStyleOptionGraphicsItem* /*option*/, QWidget* /*widget*/)
140{ 142​{
143​ if (mDocumentFullyLoaded) {
141 drawAlphaBackground(painter); 144​ drawAlphaBackground(painter);
142} 145​ }
146​}
143 147​
144//// SvgViewAdapter //// 148​//// SvgViewAdapter ////
145struct SvgViewAdapterPrivate 149​struct SvgViewAdapterPrivate
146{ 150​{
147 SvgImageView* mView; 151​ SvgImageView* mView;
148}; 152​};
149 153​
150SvgViewAdapter::SvgViewAdapter() 154​SvgViewAdapter::SvgViewAdapter()
▲ Show 20 Lines • Show All 104 Lines • Show Last 20 Lines