src/mainanimation.cpp

   1 /*
   2   Copyright (c) 2006 Paolo Capriotti <p.capriotti@sns.it>
   3             (c) 2006 Maurizio Monge <maurizio.monge@kdemail.net>
   4
   5   This program is free software; you can redistribute it and/or modify
   6   it under the terms of the GNU General Public License as published by
   7   the Free Software Foundation; either version 2 of the License, or
   8   (at your option) any later version.
   9 */
  10
  11 #include "mainanimation.h"
  12
  13 using namespace boost;
  14
  15 MainAnimation::MainAnimation(double speed)
  16 : AnimationGroup(true)
  17 , m_translate(0)
  18 , m_speed(speed) {
  19   m_active = true;
  20   m_time.start();
  21   m_timer.start(20);
  22
  23   connect(&m_timer, SIGNAL(timeout()), this, SLOT(tick()));
  24 }
  25
  26 void MainAnimation::addAnimation(const shared_ptr<Animation>& a) {
  27   AnimationGroup::addPostAnimation(a);
  28   tick();
  29 }
  30
  31 void MainAnimation::stop() {
  32   AnimationGroup::stop();
  33 }
  34
  35 void MainAnimation::tick() {
  36   animationAdvance( int(m_time.elapsed()*m_speed) + m_translate);
  37 }
  38
  39 void MainAnimation::setSpeed(double speed) {
  40   int e = m_time.elapsed();
  41   m_translate = int((e*m_speed + m_translate) - e*speed);
  42   m_speed = speed;
  43 }
  44
  45 void MainAnimation::setDelay(int delay) {
  46   m_timer.setInterval(delay);
  47 }
  48