224 lines
7.4 KiB
C++
224 lines
7.4 KiB
C++
#include "sliderstatemachine.h"
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#include <QPropertyAnimation>
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#include <QSignalTransition>
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#include <QEventTransition>
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#include "lib/style.h"
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#include "slider.h"
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#include "sliderthumb.h"
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SliderStateMachine::SliderStateMachine(Slider *parent, SliderThumb *thumb)
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: QStateMachine(parent)
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{
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Style &style = Style::instance();
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QState *topState = new QState(QState::ParallelStates);
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QState *fstState = new QState(topState);
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QState *inactiveState = new QState(fstState);
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QState *focusState = new QState(fstState);
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QState *slidingState = new QState(fstState);
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QState *disabledState = new QState(fstState);
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QState *pulseOutState = new QState(focusState);
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QState *pulseInState = new QState(focusState);
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focusState->setInitialState(pulseOutState);
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inactiveState->assignProperty(thumb, "haloSize", 0);
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slidingState->assignProperty(thumb, "haloSize", 0);
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pulseOutState->assignProperty(thumb, "haloSize", 35);
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pulseInState->assignProperty(thumb, "haloSize", 28);
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disabledState->assignProperty(thumb, "diameter", 7);
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disabledState->assignProperty(thumb, "fillColor", style.themeColor("disabled"));
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inactiveState->assignProperty(thumb, "diameter", 11);
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focusState->assignProperty(thumb, "diameter", 11);
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slidingState->assignProperty(thumb, "diameter", 17);
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QColor fillColor = style.themeColor("primary1");
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inactiveState->assignProperty(thumb, "fillColor", fillColor);
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focusState->assignProperty(thumb, "fillColor", fillColor);
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slidingState->assignProperty(thumb, "fillColor", fillColor);
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addState(topState);
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fstState->setInitialState(inactiveState);
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setInitialState(topState);
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QAbstractTransition *transition;
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QPropertyAnimation *animation;
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// Add transitions
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transition = new QSignalTransition(this, SIGNAL(sliderDisabled()));
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transition->setTargetState(disabledState);
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inactiveState->addTransition(transition);
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transition = new QSignalTransition(this, SIGNAL(sliderDisabled()));
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transition->setTargetState(disabledState);
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focusState->addTransition(transition);
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transition = new QSignalTransition(this, SIGNAL(sliderDisabled()));
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transition->setTargetState(disabledState);
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slidingState->addTransition(transition);
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transition = new QSignalTransition(this, SIGNAL(sliderEnabled()));
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transition->setTargetState(inactiveState);
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disabledState->addTransition(transition);
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// Show halo on mouse enter
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transition = new QSignalTransition(this, SIGNAL(noFocusMouseEnter()));
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transition->setTargetState(focusState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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inactiveState->addTransition(transition);
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// Show halo on focus in
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transition = new QEventTransition(parent, QEvent::FocusIn);
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transition->setTargetState(focusState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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inactiveState->addTransition(transition);
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// Hide halo on focus out
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transition = new QEventTransition(parent, QEvent::FocusOut);
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transition->setTargetState(inactiveState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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focusState->addTransition(transition);
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// Hide halo on mouse leave, except if widget has focus
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transition = new QSignalTransition(this, SIGNAL(noFocusMouseLeave()));
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transition->setTargetState(inactiveState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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focusState->addTransition(transition);
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// Pulse in
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transition = new QSignalTransition(pulseOutState, SIGNAL(propertiesAssigned()));
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transition->setTargetState(pulseInState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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animation->setDuration(1000);
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transition->addAnimation(animation);
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pulseOutState->addTransition(transition);
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// Pulse out
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transition = new QSignalTransition(pulseInState, SIGNAL(propertiesAssigned()));
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transition->setTargetState(pulseOutState);
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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animation->setDuration(1000);
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transition->addAnimation(animation);
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pulseInState->addTransition(transition);
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// Slider pressed
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transition = new QSignalTransition(parent, SIGNAL(sliderPressed()));
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transition->setTargetState(slidingState);
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transition->addAnimation(new QPropertyAnimation(thumb, "diameter"));
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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focusState->addTransition(transition);
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// Slider released
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transition = new QSignalTransition(parent, SIGNAL(sliderReleased()));
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transition->setTargetState(focusState);
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transition->addAnimation(new QPropertyAnimation(thumb, "diameter"));
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animation = new QPropertyAnimation(thumb, "haloSize");
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animation->setEasingCurve(QEasingCurve::InOutSine);
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transition->addAnimation(animation);
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slidingState->addTransition(transition);
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// Min. value transitions
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QState *sndState = new QState(topState);
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QState *minState = new QState(sndState);
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QState *normalState = new QState(sndState);
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QColor minHaloColor = style.themeColor("accent3");
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minHaloColor.setAlphaF(0.15);
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QColor haloColor = style.themeColor("primary1");
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haloColor.setAlphaF(0.15);
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QColor canvasColor = style.themeColor("canvas");
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minState->assignProperty(thumb, "minFillColor", canvasColor);
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minState->assignProperty(thumb, "fillColor", canvasColor);
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minState->assignProperty(thumb, "haloColor", minHaloColor);
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minState->assignProperty(thumb, "borderWidth", 2);
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normalState->assignProperty(thumb, "fillColor", fillColor);
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normalState->assignProperty(thumb, "minFillColor", fillColor);
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normalState->assignProperty(thumb, "haloColor", haloColor);
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normalState->assignProperty(thumb, "borderWidth", 0);
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sndState->setInitialState(minState);
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transition = new QSignalTransition(this, SIGNAL(changedFromMinimum()));
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transition->setTargetState(normalState);
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animation = new QPropertyAnimation(thumb, "fillColor");
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animation->setDuration(200);
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transition->addAnimation(animation);
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animation = new QPropertyAnimation(thumb, "haloColor");
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animation->setDuration(200);
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transition->addAnimation(animation);
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animation = new QPropertyAnimation(thumb, "borderWidth");
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animation->setDuration(400);
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transition->addAnimation(animation);
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minState->addTransition(transition);
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transition = new QSignalTransition(this, SIGNAL(changedToMinimum()));
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transition->setTargetState(minState);
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animation = new QPropertyAnimation(thumb, "minFillColor");
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animation->setDuration(200);
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transition->addAnimation(animation);
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animation = new QPropertyAnimation(thumb, "haloColor");
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animation->setDuration(200);
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transition->addAnimation(animation);
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animation = new QPropertyAnimation(thumb, "borderWidth");
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animation->setDuration(400);
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transition->addAnimation(animation);
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normalState->addTransition(transition);
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start();
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}
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SliderStateMachine::~SliderStateMachine()
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{
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}
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