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Diffstat (limited to 'examples/qws/svgalib/svgalibsurface.cpp')
-rw-r--r-- | examples/qws/svgalib/svgalibsurface.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/examples/qws/svgalib/svgalibsurface.cpp b/examples/qws/svgalib/svgalibsurface.cpp new file mode 100644 index 0000000000..ad270a1783 --- /dev/null +++ b/examples/qws/svgalib/svgalibsurface.cpp @@ -0,0 +1,86 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "svgalibsurface.h" +#include "svgalibpaintdevice.h" + +#include <vgagl.h> + +SvgalibSurface::SvgalibSurface() : QWSWindowSurface(), pdevice(0) +{ + setSurfaceFlags(Opaque); +} + +SvgalibSurface::SvgalibSurface(QWidget *w) + : QWSWindowSurface(w) +{ + setSurfaceFlags(Opaque); + pdevice = new SvgalibPaintDevice(w); +} + +SvgalibSurface::~SvgalibSurface() +{ + delete pdevice; +} + +void SvgalibSurface::setGeometry(const QRect &rect) +{ + QWSWindowSurface::setGeometry(rect); +} + +QPoint SvgalibSurface::painterOffset() const +{ + return geometry().topLeft() + QWSWindowSurface::painterOffset(); +} + +//! [0] +bool SvgalibSurface::scroll(const QRegion ®ion, int dx, int dy) +{ + const QVector<QRect> rects = region.rects(); + for (int i = 0; i < rects.size(); ++i) { + const QRect r = rects.at(i); + gl_copybox(r.left(), r.top(), r.width(), r.height(), + r.left() + dx, r.top() + dy); + } + + return true; +} +//! [0] + |