File indexing completed on 2025-02-16 09:59:24
0001 /* 0002 Large image displaying library. 0003 0004 Copyright (C) 2004 Maks Orlovich (maksim@kde.org) 0005 0006 Permission is hereby granted, free of charge, to any person obtaining a copy 0007 of this software and associated documentation files (the "Software"), to deal 0008 in the Software without restriction, including without limitation the rights 0009 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 0010 copies of the Software, and to permit persons to whom the Software is 0011 furnished to do so, subject to the following conditions: 0012 0013 The above copyright notice and this permission notice shall be included in 0014 all copies or substantial portions of the Software. 0015 0016 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 0017 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 0018 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 0019 AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 0020 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 0021 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 0022 0023 */ 0024 0025 #include "animtimer.h" 0026 #include "animprovider.h" 0027 0028 #include <QTimer> 0029 #include <QVector> 0030 0031 namespace khtmlImLoad 0032 { 0033 0034 AnimTimer::AnimTimer() 0035 { 0036 animTicks = new QTimer(this); 0037 connect(animTicks, SIGNAL(timeout()), 0038 this, SLOT(tick())); 0039 } 0040 0041 void AnimTimer::nextFrameIn(AnimProvider *provider, int ms) 0042 { 0043 if (pending.contains(provider)) { 0044 return; 0045 } 0046 0047 pending[provider] = ms; 0048 0049 if (!animTicks->isActive()) { 0050 animTicks->start(10); //### lower resolution, perhaps? 0051 lastTime = QTime::currentTime(); 0052 } 0053 } 0054 0055 void AnimTimer::tick() 0056 { 0057 QTime newTime = QTime::currentTime(); 0058 int change = lastTime.msecsTo(newTime); 0059 lastTime = newTime; 0060 if (change < 1) { 0061 change = 1; //Just in case someone changes the clock or something 0062 } 0063 0064 QVector<AnimProvider *> toHandle; 0065 0066 for (QMap<AnimProvider *, int>::iterator iter = pending.begin(); 0067 iter != pending.end(); ++iter) { 0068 iter.value() -= change; 0069 if (iter.value() <= 0) { 0070 toHandle.append(iter.key()); 0071 } 0072 } 0073 0074 //Notify all images for the given slice. 0075 QVector<AnimProvider *>::const_iterator iter; 0076 for (iter = toHandle.constBegin(); 0077 iter != toHandle.constEnd(); ++iter) { 0078 pending.remove(*iter); 0079 (*iter)->switchFrame(); 0080 } 0081 0082 if (pending.isEmpty()) { 0083 animTicks->stop(); 0084 } 0085 } 0086 0087 void AnimTimer::destroyed(AnimProvider *provider) 0088 { 0089 pending.remove(provider); 0090 } 0091 0092 } 0093 0094 #include "moc_animtimer.cpp"