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 #ifndef QPAINTENGINE_PIC_P_H 41 #define QPAINTENGINE_PIC_P_H 42 43 // 44 // W A R N I N G 45 // ------------- 46 // 47 // This file is not part of the Qt API. It exists purely as an 48 // implementation detail. This header file may change from version to 49 // version without notice, or even be removed. 50 // 51 // We mean it. 52 // 53 54 #include <QtGui/private/qtguiglobal_p.h> 55 #include <QtGui/qpaintengine.h> 56 57 #ifndef QT_NO_PICTURE 58 59 QT_BEGIN_NAMESPACE 60 61 class QPicturePaintEnginePrivate; 62 class QBuffer; 63 64 class QPicturePaintEngine : public QPaintEngine 65 { 66 Q_DECLARE_PRIVATE(QPicturePaintEngine) 67 public: 68 QPicturePaintEngine(); 69 ~QPicturePaintEngine(); 70 71 bool begin(QPaintDevice *pdev) override; 72 bool end() override; 73 74 void updateState(const QPaintEngineState &state) override; 75 76 void updatePen(const QPen &pen); 77 void updateBrush(const QBrush &brush); 78 void updateBrushOrigin(const QPointF &origin); 79 void updateFont(const QFont &font); 80 void updateBackground(Qt::BGMode bgmode, const QBrush &bgBrush); 81 void updateMatrix(const QTransform &matrix); 82 void updateClipRegion(const QRegion ®ion, Qt::ClipOperation op); 83 void updateClipPath(const QPainterPath &path, Qt::ClipOperation op); 84 void updateRenderHints(QPainter::RenderHints hints); 85 void updateCompositionMode(QPainter::CompositionMode cmode); 86 void updateClipEnabled(bool enabled); 87 void updateOpacity(qreal opacity); 88 89 void drawEllipse(const QRectF &rect) override; 90 void drawPath(const QPainterPath &path) override; 91 void drawPolygon(const QPointF *points, int numPoints, PolygonDrawMode mode) override; 92 using QPaintEngine::drawPolygon; 93 94 void drawPixmap(const QRectF &r, const QPixmap &pm, const QRectF &sr) override; 95 void drawTiledPixmap(const QRectF &r, const QPixmap &pixmap, const QPointF &s) override; 96 void drawImage(const QRectF &r, const QImage &image, const QRectF &sr, 97 Qt::ImageConversionFlags flags = Qt::AutoColor) override; 98 void drawTextItem(const QPointF &p, const QTextItem &ti) override; 99 type()100 Type type() const override { return Picture; } 101 102 protected: 103 QPicturePaintEngine(QPaintEnginePrivate &dptr); 104 105 private: 106 Q_DISABLE_COPY_MOVE(QPicturePaintEngine) 107 108 void writeCmdLength(int pos, const QRectF &r, bool corr); 109 }; 110 111 QT_END_NAMESPACE 112 113 #endif // QT_NO_PICTURE 114 115 #endif // QPAINTENGINE_PIC_P_H 116