mirror of
https://github.com/aseprite/aseprite.git
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bde2ddbe83
- Replace JI_SCREEN_W/H with ui::display_w/h() - Remove GfxMode class - Move drawing code of ColorCurveEditor widget to onPaint() - Rename ji_clock -> ui::clock()
118 lines
2.1 KiB
C++
118 lines
2.1 KiB
C++
// Aseprite UI Library
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// Copyright (C) 2001-2013 David Capello
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//
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// This file is released under the terms of the MIT license.
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// Read LICENSE.txt for more information.
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "ui/timer.h"
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#include "ui/manager.h"
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#include "ui/message.h"
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#include "ui/system.h"
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#include "ui/widget.h"
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#include <algorithm>
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#include <list>
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namespace ui {
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typedef std::list<Timer*> Timers;
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static Timers timers; // Registered timers
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Timer::Timer(int interval, Widget* owner)
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: m_owner(owner ? owner: Manager::getDefault())
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, m_interval(interval)
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, m_lastTime(-1)
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{
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ASSERT(m_owner != NULL);
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timers.push_back(this);
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}
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Timer::~Timer()
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{
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Timers::iterator it = std::find(timers.begin(), timers.end(), this);
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ASSERT(it != timers.end());
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timers.erase(it);
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// Remove messages of this timer in the queue
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Manager::getDefault()->removeMessagesForTimer(this);
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}
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bool Timer::isRunning() const
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{
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return (m_lastTime >= 0);
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}
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void Timer::start()
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{
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m_lastTime = ui::clock();
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}
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void Timer::stop()
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{
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m_lastTime = -1;
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}
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void Timer::tick()
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{
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onTick();
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}
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void Timer::setInterval(int interval)
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{
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m_interval = interval;
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}
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void Timer::onTick()
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{
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// Fire Tick signal.
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Tick();
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}
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void Timer::pollTimers()
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{
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// Generate messages for timers
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if (!timers.empty()) {
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int t = ui::clock();
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int count;
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for (Timers::iterator it=timers.begin(), end=timers.end(); it != end; ++it) {
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Timer* timer = *it;
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if (timer && timer->m_lastTime >= 0) {
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count = 0;
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while (t - timer->m_lastTime > timer->m_interval) {
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timer->m_lastTime += timer->m_interval;
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++count;
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/* we spend too much time here */
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if (ui::clock() - t > timer->m_interval) {
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timer->m_lastTime = ui::clock();
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break;
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}
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}
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if (count > 0) {
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ASSERT(timer->m_owner != NULL);
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Message* msg = new TimerMessage(count, timer);
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msg->addRecipient(timer->m_owner);
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Manager::getDefault()->enqueueMessage(msg);
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}
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}
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}
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}
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}
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void Timer::checkNoTimers()
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{
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ASSERT(timers.empty());
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}
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} // namespace ui
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