47 lines
1.0 KiB
C++
Executable File
47 lines
1.0 KiB
C++
Executable File
#include "QtAwesomeAnim.h"
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#include <cmath>
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#include <QPainter>
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#include <QRect>
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#include <QTimer>
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#include <QWidget>
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QtAwesomeAnimation::QtAwesomeAnimation(QWidget *parentWidget, int interval, int step)
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: parentWidgetRef_( parentWidget )
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, timer_( 0 )
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, interval_( interval )
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, step_( step )
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, angle_( 0.0f )
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{
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}
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void QtAwesomeAnimation::setup( QPainter &painter, const QRect &rect)
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{
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// first time set the timer
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if( !timer_ )
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{
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timer_ = new QTimer();
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connect(timer_,SIGNAL(timeout()), this, SLOT(update()) );
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timer_->start(interval_);
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}
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else
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{
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//timer, angle, self.step = self.info[self.parent_widget]
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float x_center = rect.width() * 0.5;
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float y_center = rect.height() * 0.5;
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painter.translate(x_center, y_center);
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painter.rotate(angle_);
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painter.translate(-x_center, -y_center);
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}
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}
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void QtAwesomeAnimation::update()
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{
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angle_ += step_;
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angle_ = std::fmod( angle_, 360);
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parentWidgetRef_->update();
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}
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