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qemulationpaintengine.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtGui module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 3 as published by the Free Software-
20** Foundation and appearing in the file LICENSE.LGPL3 included in the-
21** packaging of this file. Please review the following information to-
22** ensure the GNU Lesser General Public License version 3 requirements-
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.-
24**-
25** GNU General Public License Usage-
26** Alternatively, this file may be used under the terms of the GNU-
27** General Public License version 2.0 or (at your option) the GNU General-
28** Public license version 3 or any later version approved by the KDE Free-
29** Qt Foundation. The licenses are as published by the Free Software-
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3-
31** included in the packaging of this file. Please review the following-
32** information to ensure the GNU General Public License requirements will-
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and-
34** https://www.gnu.org/licenses/gpl-3.0.html.-
35**-
36** $QT_END_LICENSE$-
37**-
38****************************************************************************/-
39-
40#include <private/qemulationpaintengine_p.h>-
41#include <private/qpainter_p.h>-
42#include <private/qtextengine_p.h>-
43#include <qdebug.h>-
44-
45QT_BEGIN_NAMESPACE-
46-
47QEmulationPaintEngine::QEmulationPaintEngine(QPaintEngineEx *engine)-
48 : real_engine(engine)-
49{-
50 QPaintEngine::state = real_engine->state();-
51}
never executed: end of block
0
52-
53-
54QPaintEngine::Type QEmulationPaintEngine::type() const-
55{-
56 return real_engine->type();
never executed: return real_engine->type();
0
57}-
58-
59bool QEmulationPaintEngine::begin(QPaintDevice *)-
60{-
61 return true;
never executed: return true;
0
62}-
63-
64bool QEmulationPaintEngine::end()-
65{-
66 return true;
never executed: return true;
0
67}-
68-
69-
70QPainterState *QEmulationPaintEngine::createState(QPainterState *orig) const-
71{-
72 return real_engine->createState(orig);
never executed: return real_engine->createState(orig);
0
73}-
74-
75void QEmulationPaintEngine::fill(const QVectorPath &path, const QBrush &brush)-
76{-
77 QPainterState *s = state();-
78-
79 if (s->bgMode == Qt::OpaqueMode) {
s->bgMode == Qt::OpaqueModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
80 Qt::BrushStyle style = brush.style();-
81 if ((style >= Qt::Dense1Pattern && style <= Qt::DiagCrossPattern) || (style == Qt::TexturePattern ))
style >= Qt::Dense1PatternDescription
TRUEnever evaluated
FALSEnever evaluated
style <= Qt::DiagCrossPatternDescription
TRUEnever evaluated
FALSEnever evaluated
(style == Qt::TexturePattern )Description
TRUEnever evaluated
FALSEnever evaluated
0
82 real_engine->fill(path, s->bgBrush);
never executed: real_engine->fill(path, s->bgBrush);
0
83 }
never executed: end of block
0
84-
85 Qt::BrushStyle style = qbrush_style(brush);-
86 if (style >= Qt::LinearGradientPattern && style <= Qt::ConicalGradientPattern) {
style >= Qt::L...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
style <= Qt::C...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
0
87 const QGradient *g = brush.gradient();-
88-
89 if (g->coordinateMode() > QGradient::LogicalMode) {
g->coordinateM...t::LogicalModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
90 if (g->coordinateMode() == QGradient::StretchToDeviceMode) {
g->coordinateM...chToDeviceModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
91 QBrush copy = brush;-
92 QTransform mat = copy.transform();-
93 mat.scale(real_engine->painter()->device()->width(), real_engine->painter()->device()->height());-
94 copy.setTransform(mat);-
95 real_engine->fill(path, copy);-
96 return;
never executed: return;
0
97 } else if (g->coordinateMode() == QGradient::ObjectBoundingMode) {
g->coordinateM...ctBoundingModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
98 QBrush copy = brush;-
99 QTransform mat = copy.transform();-
100 QRectF r = path.controlPointRect();-
101 mat.translate(r.x(), r.y());-
102 mat.scale(r.width(), r.height());-
103 copy.setTransform(mat);-
104 real_engine->fill(path, copy);-
105 return;
never executed: return;
0
106 }-
107 }
never executed: end of block
0
108 }
never executed: end of block
0
109-
110 real_engine->fill(path, brush);-
111}
never executed: end of block
0
112-
113void QEmulationPaintEngine::stroke(const QVectorPath &path, const QPen &pen)-
114{-
115 QPainterState *s = state();-
116-
117 if (s->bgMode == Qt::OpaqueMode && pen.style() > Qt::SolidLine) {
s->bgMode == Qt::OpaqueModeDescription
TRUEnever evaluated
FALSEnever evaluated
pen.style() > Qt::SolidLineDescription
TRUEnever evaluated
FALSEnever evaluated
0
118 QPen bgPen = pen;-
119 bgPen.setBrush(s->bgBrush);-
120 bgPen.setStyle(Qt::SolidLine);-
121 real_engine->stroke(path, bgPen);-
122 }
never executed: end of block
0
123-
124 QBrush brush = pen.brush();-
125 QPen copy = pen;-
126 Qt::BrushStyle style = qbrush_style(brush);-
127 if (style >= Qt::LinearGradientPattern && style <= Qt::ConicalGradientPattern) {
style >= Qt::L...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
style <= Qt::C...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
0
128 const QGradient *g = brush.gradient();-
129-
130 if (g->coordinateMode() > QGradient::LogicalMode) {
g->coordinateM...t::LogicalModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
131 if (g->coordinateMode() == QGradient::StretchToDeviceMode) {
g->coordinateM...chToDeviceModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
132 QTransform mat = brush.transform();-
133 mat.scale(real_engine->painter()->device()->width(), real_engine->painter()->device()->height());-
134 brush.setTransform(mat);-
135 copy.setBrush(brush);-
136 real_engine->stroke(path, copy);-
137 return;
never executed: return;
0
138 } else if (g->coordinateMode() == QGradient::ObjectBoundingMode) {
g->coordinateM...ctBoundingModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
139 QTransform mat = brush.transform();-
140 QRectF r = path.controlPointRect();-
141 mat.translate(r.x(), r.y());-
142 mat.scale(r.width(), r.height());-
143 brush.setTransform(mat);-
144 copy.setBrush(brush);-
145 real_engine->stroke(path, copy);-
146 return;
never executed: return;
0
147 }-
148 }
never executed: end of block
0
149 }
never executed: end of block
0
150-
151 real_engine->stroke(path, pen);-
152}
never executed: end of block
0
153-
154void QEmulationPaintEngine::clip(const QVectorPath &path, Qt::ClipOperation op)-
155{-
156 real_engine->clip(path, op);-
157}
never executed: end of block
0
158-
159void QEmulationPaintEngine::drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr)-
160{-
161 if (state()->bgMode == Qt::OpaqueMode && pm.isQBitmap())
state()->bgMod...Qt::OpaqueModeDescription
TRUEnever evaluated
FALSEnever evaluated
pm.isQBitmap()Description
TRUEnever evaluated
FALSEnever evaluated
0
162 fillBGRect(r);
never executed: fillBGRect(r);
0
163 real_engine->drawPixmap(r, pm, sr);-
164}
never executed: end of block
0
165-
166void QEmulationPaintEngine::drawTextItem(const QPointF &p, const QTextItem &textItem)-
167{-
168 if (state()->bgMode == Qt::OpaqueMode) {
state()->bgMod...Qt::OpaqueModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
169 const QTextItemInt &ti = static_cast<const QTextItemInt &>(textItem);-
170 QRectF rect(p.x(), p.y() - ti.ascent.toReal(), ti.width.toReal(), (ti.ascent + ti.descent).toReal());-
171 fillBGRect(rect);-
172 }
never executed: end of block
0
173-
174 QPainterState *s = state();-
175 Qt::BrushStyle style = qbrush_style(s->pen.brush());-
176 if (style >= Qt::LinearGradientPattern && style <= Qt::ConicalGradientPattern)
style >= Qt::L...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
style <= Qt::C...radientPatternDescription
TRUEnever evaluated
FALSEnever evaluated
0
177 {-
178 QPen savedPen = s->pen;-
179 QGradient g = *s->pen.brush().gradient();-
180-
181 if (g.coordinateMode() > QGradient::LogicalMode) {
g.coordinateMo...t::LogicalModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
182 QTransform mat = s->pen.brush().transform();-
183 if (g.coordinateMode() == QGradient::StretchToDeviceMode) {
g.coordinateMo...chToDeviceModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
184 mat.scale(real_engine->painter()->device()->width(), real_engine->painter()->device()->height());-
185 } else if (g.coordinateMode() == QGradient::ObjectBoundingMode) {
never executed: end of block
g.coordinateMo...ctBoundingModeDescription
TRUEnever evaluated
FALSEnever evaluated
0
186 const QTextItemInt &ti = static_cast<const QTextItemInt &>(textItem);-
187 QRectF r(p.x(), p.y() - ti.ascent.toReal(), ti.width.toReal(), (ti.ascent + ti.descent + 1).toReal());-
188 mat.translate(r.x(), r.y());-
189 mat.scale(r.width(), r.height());-
190 }
never executed: end of block
0
191 g.setCoordinateMode(QGradient::LogicalMode);-
192 QBrush brush(g);-
193 brush.setTransform(mat);-
194 s->pen.setBrush(brush);-
195 penChanged();-
196 real_engine->drawTextItem(p, textItem);-
197 s->pen = savedPen;-
198 penChanged();-
199 return;
never executed: return;
0
200 }-
201 }
never executed: end of block
0
202-
203 real_engine->drawTextItem(p, textItem);-
204}
never executed: end of block
0
205-
206void QEmulationPaintEngine::drawStaticTextItem(QStaticTextItem *item)-
207{-
208 real_engine->drawStaticTextItem(item);-
209}
never executed: end of block
0
210-
211void QEmulationPaintEngine::drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s)-
212{-
213 if (state()->bgMode == Qt::OpaqueMode && pixmap.isQBitmap())
state()->bgMod...Qt::OpaqueModeDescription
TRUEnever evaluated
FALSEnever evaluated
pixmap.isQBitmap()Description
TRUEnever evaluated
FALSEnever evaluated
0
214 fillBGRect(r);
never executed: fillBGRect(r);
0
215 real_engine->drawTiledPixmap(r, pixmap, s);-
216}
never executed: end of block
0
217-
218void QEmulationPaintEngine::drawImage(const QRectF &r, const QImage &pm, const QRectF &sr, Qt::ImageConversionFlags flags)-
219{-
220 real_engine->drawImage(r, pm, sr, flags);-
221}
never executed: end of block
0
222-
223void QEmulationPaintEngine::clipEnabledChanged()-
224{-
225 real_engine->clipEnabledChanged();-
226}
never executed: end of block
0
227-
228void QEmulationPaintEngine::penChanged()-
229{-
230 real_engine->penChanged();-
231}
never executed: end of block
0
232-
233void QEmulationPaintEngine::brushChanged()-
234{-
235 real_engine->brushChanged();-
236}
never executed: end of block
0
237-
238void QEmulationPaintEngine::brushOriginChanged()-
239{-
240 real_engine->brushOriginChanged();-
241}
never executed: end of block
0
242-
243void QEmulationPaintEngine::opacityChanged()-
244{-
245 real_engine->opacityChanged();-
246}
never executed: end of block
0
247-
248void QEmulationPaintEngine::compositionModeChanged()-
249{-
250 real_engine->compositionModeChanged();-
251}
never executed: end of block
0
252-
253void QEmulationPaintEngine::renderHintsChanged()-
254{-
255 real_engine->renderHintsChanged();-
256}
never executed: end of block
0
257-
258void QEmulationPaintEngine::transformChanged()-
259{-
260 real_engine->transformChanged();-
261}
never executed: end of block
0
262-
263void QEmulationPaintEngine::setState(QPainterState *s)-
264{-
265 QPaintEngine::state = s;-
266 real_engine->setState(s);-
267}
never executed: end of block
0
268-
269void QEmulationPaintEngine::beginNativePainting()-
270{-
271 real_engine->beginNativePainting();-
272}
never executed: end of block
0
273-
274void QEmulationPaintEngine::endNativePainting()-
275{-
276 real_engine->endNativePainting();-
277}
never executed: end of block
0
278-
279void QEmulationPaintEngine::fillBGRect(const QRectF &r)-
280{-
281 qreal pts[] = { r.x(), r.y(), r.x() + r.width(), r.y(),-
282 r.x() + r.width(), r.y() + r.height(), r.x(), r.y() + r.height() };-
283 QVectorPath vp(pts, 4, 0, QVectorPath::RectangleHint);-
284 real_engine->fill(vp, state()->bgBrush);-
285}
never executed: end of block
0
286-
287QT_END_NAMESPACE-
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