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39 | |
40 | #include "qsgsimplerectnode.h" |
41 | #include "qsgflatcolormaterial.h" |
42 | |
43 | QT_BEGIN_NAMESPACE |
44 | |
45 | /*! |
46 | \class QSGSimpleRectNode |
47 | |
48 | \brief The QSGSimpleRectNode class is a convenience class for drawing |
49 | solid filled rectangles using scenegraph. |
50 | \inmodule QtQuick |
51 | |
52 | \warning This utility class is only functional when running with the default |
53 | or software backends of the Qt Quick scenegraph. As an alternative, prefer |
54 | using QSGRectangleNode via QQuickWindow::createRectangleNode() or |
55 | QSGEngine::createRectangleNode(). |
56 | |
57 | \deprecated |
58 | */ |
59 | |
60 | |
61 | |
62 | /*! |
63 | Constructs a QSGSimpleRectNode instance which is spanning \a rect with |
64 | the color \a color. |
65 | */ |
66 | QSGSimpleRectNode::QSGSimpleRectNode(const QRectF &rect, const QColor &color) |
67 | : m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4) |
68 | { |
69 | Q_UNUSED(reserved); |
70 | QSGGeometry::updateRectGeometry(g: &m_geometry, rect); |
71 | m_material.setColor(color); |
72 | setMaterial(&m_material); |
73 | setGeometry(&m_geometry); |
74 | } |
75 | |
76 | |
77 | |
78 | /*! |
79 | Constructs a QSGSimpleRectNode instance with an empty rectangle and |
80 | white color. |
81 | */ |
82 | QSGSimpleRectNode::QSGSimpleRectNode() |
83 | : m_geometry(QSGGeometry::defaultAttributes_Point2D(), 4) |
84 | { |
85 | QSGGeometry::updateRectGeometry(g: &m_geometry, rect: QRectF()); |
86 | setMaterial(&m_material); |
87 | setGeometry(&m_geometry); |
88 | } |
89 | |
90 | |
91 | |
92 | /*! |
93 | Sets the rectangle of this rect node to \a rect. |
94 | */ |
95 | void QSGSimpleRectNode::setRect(const QRectF &rect) |
96 | { |
97 | QSGGeometry::updateRectGeometry(g: &m_geometry, rect); |
98 | markDirty(bits: QSGNode::DirtyGeometry); |
99 | } |
100 | |
101 | |
102 | /*! |
103 | \fn void QSGSimpleRectNode::setRect(qreal x, qreal y, qreal w, qreal h) |
104 | \overload |
105 | |
106 | Sets the rectangle of this rect node to begin at (\a x, \a y) and have |
107 | width \a w and height \a h. |
108 | */ |
109 | |
110 | /*! |
111 | Returns the rectangle that this rect node covers. |
112 | */ |
113 | QRectF QSGSimpleRectNode::rect() const |
114 | { |
115 | const QSGGeometry::Point2D *pts = m_geometry.vertexDataAsPoint2D(); |
116 | return QRectF(pts[0].x, |
117 | pts[0].y, |
118 | pts[3].x - pts[0].x, |
119 | pts[3].y - pts[0].y); |
120 | } |
121 | |
122 | |
123 | /*! |
124 | Sets the color of this rectangle to \a color. The default |
125 | color will be white. |
126 | */ |
127 | void QSGSimpleRectNode::setColor(const QColor &color) |
128 | { |
129 | if (color != m_material.color()) { |
130 | m_material.setColor(color); |
131 | markDirty(bits: QSGNode::DirtyMaterial); |
132 | } |
133 | } |
134 | |
135 | |
136 | |
137 | /*! |
138 | Returns the color of this rectangle. |
139 | */ |
140 | QColor QSGSimpleRectNode::color() const |
141 | { |
142 | return m_material.color(); |
143 | } |
144 | |
145 | QT_END_NAMESPACE |
146 | |