image/qpixmap_blitter.cpp

Switch to Source codePreprocessed file
LineSource CodeCoverage
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2 -
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4 -
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6 -
7 -
8static int global_ser_no = 0; -
9 -
10QBlittablePlatformPixmap::QBlittablePlatformPixmap() -
11 : QPlatformPixmap(QPlatformPixmap::PixmapType,BlitterClass) -
12 , m_alpha(false) -
13 -
14 -
15 -
16{ -
17 setSerialNumber(++global_ser_no); -
18}
never executed: }
0
19 -
20QBlittablePlatformPixmap::~QBlittablePlatformPixmap() -
21{ -
22 -
23 -
24 -
25 -
26} -
27 -
28QBlittable *QBlittablePlatformPixmap::blittable() const -
29{ -
30 if (!m_blittable) {
never evaluated: !m_blittable
0
31 QBlittablePlatformPixmap *that = const_cast<QBlittablePlatformPixmap *>(this); -
32 that->m_blittable.reset(this->createBlittable(QSize(w, h), m_alpha)); -
33 }
never executed: }
0
34 -
35 return m_blittable.data();
never executed: return m_blittable.data();
0
36} -
37 -
38void QBlittablePlatformPixmap::setBlittable(QBlittable *blittable) -
39{ -
40 resize(blittable->size().width(),blittable->size().height()); -
41 m_blittable.reset(blittable); -
42}
never executed: }
0
43 -
44void QBlittablePlatformPixmap::resize(int width, int height) -
45{ -
46 m_blittable.reset(0); -
47 m_engine.reset(0); -
48 d = QGuiApplication::primaryScreen()->depth(); -
49 w = width; -
50 h = height; -
51 is_null = (w <= 0 || h <= 0);
never evaluated: w <= 0
never evaluated: h <= 0
0
52 setSerialNumber(++global_ser_no); -
53}
never executed: }
0
54 -
55int QBlittablePlatformPixmap::metric(QPaintDevice::PaintDeviceMetric metric) const -
56{ -
57 switch (metric) { -
58 case QPaintDevice::PdmWidth: -
59 return w;
never executed: return w;
0
60 case QPaintDevice::PdmHeight: -
61 return h;
never executed: return h;
0
62 case QPaintDevice::PdmWidthMM: -
63 return qRound(w * 25.4 / qt_defaultDpiX());
never executed: return qRound(w * 25.4 / qt_defaultDpiX());
0
64 case QPaintDevice::PdmHeightMM: -
65 return qRound(h * 25.4 / qt_defaultDpiY());
never executed: return qRound(h * 25.4 / qt_defaultDpiY());
0
66 case QPaintDevice::PdmDepth: -
67 return 32;
never executed: return 32;
0
68 case QPaintDevice::PdmDpiX: -
69 case QPaintDevice::PdmPhysicalDpiX: -
70 return qt_defaultDpiX();
never executed: return qt_defaultDpiX();
0
71 case QPaintDevice::PdmDpiY: -
72 case QPaintDevice::PdmPhysicalDpiY: -
73 return qt_defaultDpiY();
never executed: return qt_defaultDpiY();
0
74 default: -
75 QMessageLogger("image/qpixmap_blitter.cpp", 124, __PRETTY_FUNCTION__).warning("QRasterPlatformPixmap::metric(): Unhandled metric type %d", metric); -
76 break;
never executed: break;
0
77 } -
78 -
79 return 0;
never executed: return 0;
0
80} -
81 -
82void QBlittablePlatformPixmap::fill(const QColor &color) -
83{ -
84 if (blittable()->capabilities() & QBlittable::AlphaFillRectCapability) {
never evaluated: blittable()->capabilities() & QBlittable::AlphaFillRectCapability
0
85 blittable()->unlock(); -
86 blittable()->alphaFillRect(QRectF(0,0,w,h),color,QPainter::CompositionMode_Source); -
87 } else if (color.alpha() == 255 && blittable()->capabilities() & QBlittable::SolidRectCapability) {
never executed: }
never evaluated: color.alpha() == 255
never evaluated: blittable()->capabilities() & QBlittable::SolidRectCapability
0
88 blittable()->unlock(); -
89 blittable()->fillRect(QRectF(0,0,w,h),color); -
90 } else {
never executed: }
0
91 -
92 -
93 -
94 if (color.alpha() != 255 && !hasAlphaChannel()) {
never evaluated: color.alpha() != 255
never evaluated: !hasAlphaChannel()
0
95 m_blittable.reset(0); -
96 m_engine.reset(0); -
97 m_alpha = true; -
98 }
never executed: }
0
99 -
100 uint pixel = PREMUL(color.rgba()); -
101 const QPixelLayout *layout = &qPixelLayouts[blittable()->lock()->format()]; -
102 qt_noop(); -
103 layout->convertFromARGB32PM(&pixel, &pixel, 1, layout, 0); -
104 -
105 -
106 blittable()->lock()->fill(pixel); -
107 }
never executed: }
0
108 -
109} -
110 -
111QImage *QBlittablePlatformPixmap::buffer() -
112{ -
113 return blittable()->lock();
never executed: return blittable()->lock();
0
114} -
115 -
116QImage QBlittablePlatformPixmap::toImage() const -
117{ -
118 return blittable()->lock()->copy();
never executed: return blittable()->lock()->copy();
0
119} -
120 -
121bool QBlittablePlatformPixmap::hasAlphaChannel() const -
122{ -
123 return blittable()->lock()->hasAlphaChannel();
never executed: return blittable()->lock()->hasAlphaChannel();
0
124} -
125 -
126void QBlittablePlatformPixmap::fromImage(const QImage &image, -
127 Qt::ImageConversionFlags flags) -
128{ -
129 m_alpha = image.hasAlphaChannel(); -
130 resize(image.width(),image.height()); -
131 markRasterOverlay(QRect(0,0,w,h)); -
132 QImage *thisImg = buffer(); -
133 -
134 QImage correctFormatPic = image; -
135 if (correctFormatPic.format() != thisImg->format())
never evaluated: correctFormatPic.format() != thisImg->format()
0
136 correctFormatPic = correctFormatPic.convertToFormat(thisImg->format(), flags);
never executed: correctFormatPic = correctFormatPic.convertToFormat(thisImg->format(), flags);
0
137 -
138 uchar *mem = thisImg->bits(); -
139 const uchar *bits = correctFormatPic.bits(); -
140 int bytesCopied = 0; -
141 while (bytesCopied < correctFormatPic.byteCount()) {
never evaluated: bytesCopied < correctFormatPic.byteCount()
0
142 memcpy(mem,bits,correctFormatPic.bytesPerLine()); -
143 mem += thisImg->bytesPerLine(); -
144 bits += correctFormatPic.bytesPerLine(); -
145 bytesCopied+=correctFormatPic.bytesPerLine(); -
146 }
never executed: }
0
147}
never executed: }
0
148 -
149qreal QBlittablePlatformPixmap::devicePixelRatio() const -
150{ -
151 return m_devicePixelRatio;
never executed: return m_devicePixelRatio;
0
152} -
153 -
154void QBlittablePlatformPixmap::setDevicePixelRatio(qreal scaleFactor) -
155{ -
156 m_devicePixelRatio = scaleFactor; -
157}
never executed: }
0
158 -
159QPaintEngine *QBlittablePlatformPixmap::paintEngine() const -
160{ -
161 if (!m_engine) {
never evaluated: !m_engine
0
162 QBlittablePlatformPixmap *that = const_cast<QBlittablePlatformPixmap *>(this); -
163 that->m_engine.reset(new QBlitterPaintEngine(that)); -
164 }
never executed: }
0
165 return m_engine.data();
never executed: return m_engine.data();
0
166} -
167 -
168 -
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