[556] | 1 | /****************************************************************************
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| 2 | **
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[846] | 3 | ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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[556] | 4 | ** All rights reserved.
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| 5 | ** Contact: Nokia Corporation (qt-info@nokia.com)
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| 6 | **
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| 7 | ** This file is part of the QtCore module of the Qt Toolkit.
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| 8 | **
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[846] | 9 | ** $QT_BEGIN_LICENSE:BSD$
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| 10 | ** You may use this file under the terms of the BSD license as follows:
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[556] | 11 | **
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[846] | 12 | ** "Redistribution and use in source and binary forms, with or without
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| 13 | ** modification, are permitted provided that the following conditions are
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| 14 | ** met:
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| 15 | ** * Redistributions of source code must retain the above copyright
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| 16 | ** notice, this list of conditions and the following disclaimer.
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| 17 | ** * Redistributions in binary form must reproduce the above copyright
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| 18 | ** notice, this list of conditions and the following disclaimer in
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| 19 | ** the documentation and/or other materials provided with the
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| 20 | ** distribution.
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| 21 | ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
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| 22 | ** the names of its contributors may be used to endorse or promote
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| 23 | ** products derived from this software without specific prior written
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| 24 | ** permission.
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[556] | 25 | **
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[846] | 26 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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| 27 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 28 | ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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| 29 | ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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| 30 | ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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| 31 | ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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| 32 | ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 33 | ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 34 | ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 35 | ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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| 36 | ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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[556] | 37 | ** $QT_END_LICENSE$
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| 38 | **
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| 39 | ****************************************************************************/
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| 40 |
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| 41 | #include "animation.h"
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| 42 |
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| 43 | #include <QPointF>
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| 44 | #include <QIODevice>
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| 45 | #include <QDataStream>
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| 46 |
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| 47 | class Frame
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| 48 | {
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| 49 | public:
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| 50 | Frame() {
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| 51 | }
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| 52 |
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| 53 | int nodeCount() const
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| 54 | {
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| 55 | return m_nodePositions.size();
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| 56 | }
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| 57 |
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| 58 | void setNodeCount(int nodeCount)
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| 59 | {
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| 60 | while (nodeCount > m_nodePositions.size())
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| 61 | m_nodePositions.append(QPointF());
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| 62 |
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| 63 | while (nodeCount < m_nodePositions.size())
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| 64 | m_nodePositions.removeLast();
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| 65 | }
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| 66 |
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| 67 | QPointF nodePos(int idx) const
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| 68 | {
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| 69 | return m_nodePositions.at(idx);
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| 70 | }
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| 71 |
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| 72 | void setNodePos(int idx, const QPointF &pos)
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| 73 | {
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| 74 | m_nodePositions[idx] = pos;
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| 75 | }
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| 76 |
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| 77 | private:
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| 78 | QList<QPointF> m_nodePositions;
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| 79 | };
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| 80 |
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| 81 | Animation::Animation()
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| 82 | {
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| 83 | m_currentFrame = 0;
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| 84 | m_frames.append(new Frame);
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| 85 | }
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| 86 |
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| 87 | Animation::~Animation()
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| 88 | {
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| 89 | qDeleteAll(m_frames);
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| 90 | }
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| 91 |
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| 92 | void Animation::setTotalFrames(int totalFrames)
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| 93 | {
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| 94 | while (m_frames.size() < totalFrames)
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| 95 | m_frames.append(new Frame);
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| 96 |
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| 97 | while (totalFrames < m_frames.size())
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| 98 | delete m_frames.takeLast();
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| 99 | }
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| 100 |
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| 101 | int Animation::totalFrames() const
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| 102 | {
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| 103 | return m_frames.size();
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| 104 | }
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| 105 |
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| 106 | void Animation::setCurrentFrame(int currentFrame)
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| 107 | {
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| 108 | m_currentFrame = qMax(qMin(currentFrame, totalFrames()-1), 0);
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| 109 | }
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| 110 |
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| 111 | int Animation::currentFrame() const
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| 112 | {
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| 113 | return m_currentFrame;
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| 114 | }
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| 115 |
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| 116 | void Animation::setNodeCount(int nodeCount)
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| 117 | {
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| 118 | Frame *frame = m_frames.at(m_currentFrame);
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| 119 | frame->setNodeCount(nodeCount);
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| 120 | }
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| 121 |
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| 122 | int Animation::nodeCount() const
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| 123 | {
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| 124 | Frame *frame = m_frames.at(m_currentFrame);
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| 125 | return frame->nodeCount();
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| 126 | }
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| 127 |
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| 128 | void Animation::setNodePos(int idx, const QPointF &pos)
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| 129 | {
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| 130 | Frame *frame = m_frames.at(m_currentFrame);
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| 131 | frame->setNodePos(idx, pos);
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| 132 | }
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| 133 |
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| 134 | QPointF Animation::nodePos(int idx) const
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| 135 | {
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| 136 | Frame *frame = m_frames.at(m_currentFrame);
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| 137 | return frame->nodePos(idx);
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| 138 | }
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| 139 |
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| 140 | QString Animation::name() const
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| 141 | {
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| 142 | return m_name;
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| 143 | }
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| 144 |
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| 145 | void Animation::setName(const QString &name)
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| 146 | {
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| 147 | m_name = name;
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| 148 | }
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| 149 |
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| 150 | void Animation::save(QIODevice *device) const
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| 151 | {
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| 152 | QDataStream stream(device);
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| 153 | stream << m_name;
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| 154 | stream << m_frames.size();
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| 155 | foreach (Frame *frame, m_frames) {
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| 156 | stream << frame->nodeCount();
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| 157 | for (int i=0; i<frame->nodeCount(); ++i)
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| 158 | stream << frame->nodePos(i);
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| 159 | }
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| 160 | }
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| 161 |
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| 162 | void Animation::load(QIODevice *device)
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| 163 | {
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| 164 | if (!m_frames.isEmpty())
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| 165 | qDeleteAll(m_frames);
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| 166 |
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| 167 | m_frames.clear();
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| 168 |
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| 169 | QDataStream stream(device);
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| 170 | stream >> m_name;
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| 171 |
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| 172 | int frameCount;
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| 173 | stream >> frameCount;
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| 174 |
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| 175 | for (int i=0; i<frameCount; ++i) {
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| 176 |
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| 177 | int nodeCount;
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| 178 | stream >> nodeCount;
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| 179 |
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| 180 | Frame *frame = new Frame;
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| 181 | frame->setNodeCount(nodeCount);
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| 182 |
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| 183 | for (int j=0; j<nodeCount; ++j) {
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| 184 | QPointF pos;
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| 185 | stream >> pos;
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| 186 |
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| 187 | frame->setNodePos(j, pos);
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| 188 | }
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| 189 |
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| 190 | m_frames.append(frame);
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| 191 | }
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| 192 | }
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