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36 | |
37 | #include "qquickuniversalfocusrectangle_p.h" |
38 | |
39 | #include <QtGui/qpixmap.h> |
40 | #include <QtGui/qpainter.h> |
41 | #include <QtGui/qpixmapcache.h> |
42 | #include <QtQuick/private/qquickitem_p.h> |
43 | |
44 | QT_BEGIN_NAMESPACE |
45 | |
46 | QQuickUniversalFocusRectangle::QQuickUniversalFocusRectangle(QQuickItem *parent) |
47 | : QQuickPaintedItem(parent) |
48 | { |
49 | QQuickItemPrivate::get(item: this)->setTransparentForPositioner(true); |
50 | } |
51 | |
52 | void QQuickUniversalFocusRectangle::paint(QPainter *painter) |
53 | { |
54 | if (!isVisible() || width() <= 0 || height() <= 0) |
55 | return; |
56 | |
57 | QRect bounds = boundingRect().toAlignedRect(); |
58 | const int boundsWidth = bounds.width(); |
59 | const int boundsHeight = bounds.width(); |
60 | const QString key = QStringLiteral("qquickuniversalfocusrectangle_%1_%2" ).arg(args: QString::number(boundsWidth), args: QString::number(boundsHeight)); |
61 | |
62 | QPixmap pixmap(boundsWidth, boundsHeight); |
63 | if (!QPixmapCache::find(key, pixmap: &pixmap)) { |
64 | bounds.adjust(dx1: 0, dy1: 0, dx2: -1, dy2: -1); |
65 | pixmap.fill(fillColor: Qt::transparent); |
66 | QPainter p(&pixmap); |
67 | |
68 | QPen pen; |
69 | pen.setWidth(1); |
70 | pen.setColor(Qt::white); |
71 | p.setPen(pen); |
72 | p.drawRect(r: bounds); |
73 | |
74 | pen.setColor(Qt::black); |
75 | pen.setDashPattern(QVector<qreal>(2, 1)); |
76 | p.setPen(pen); |
77 | p.drawRect(r: bounds); |
78 | |
79 | QPixmapCache::insert(key, pixmap); |
80 | } |
81 | painter->drawPixmap(x: 0, y: 0, pm: pixmap); |
82 | } |
83 | |
84 | QT_END_NAMESPACE |
85 | |