forked from quickshell/quickshell
core/easingcurve: add EasingCurve type
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docs
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@ -1 +1 @@
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Subproject commit b13019316035a0f57bfaa470ae702b65b8f6bc01
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Subproject commit a036d378c03366009ad4a8dd64e3622d9dfe97af
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@ -21,6 +21,7 @@ qt_add_library(quickshell-core STATIC
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qsintercept.cpp
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incubator.cpp
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lazyloader.cpp
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easingcurve.cpp
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)
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set_source_files_properties(main.cpp PROPERTIES COMPILE_DEFINITIONS GIT_REVISION="${GIT_REVISION}")
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33
src/core/easingcurve.cpp
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src/core/easingcurve.cpp
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#include "easingcurve.hpp"
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#include <utility>
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#include <qeasingcurve.h>
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#include <qpoint.h>
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#include <qrect.h>
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#include <qtmetamacros.h>
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#include <qtypes.h>
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qreal EasingCurve::valueAt(qreal x) const { return this->mCurve.valueForProgress(x); }
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qreal EasingCurve::interpolate(qreal x, qreal a, qreal b) const {
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return a + (b - a) * this->valueAt(x);
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}
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QPointF EasingCurve::interpolate(qreal x, const QPointF& a, const QPointF& b) const {
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return QPointF(this->interpolate(x, a.x(), b.x()), this->interpolate(x, a.y(), b.y()));
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}
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QRectF EasingCurve::interpolate(qreal x, const QRectF& a, const QRectF& b) const {
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return QRectF(
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this->interpolate(x, a.topLeft(), b.topLeft()),
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this->interpolate(x, a.bottomRight(), b.bottomRight())
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);
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}
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QEasingCurve EasingCurve::curve() const { return this->mCurve; }
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void EasingCurve::setCurve(QEasingCurve curve) {
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if (this->mCurve == curve) return;
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this->mCurve = std::move(curve);
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emit this->curveChanged();
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}
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src/core/easingcurve.hpp
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src/core/easingcurve.hpp
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#pragma once
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#include <qeasingcurve.h>
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#include <qobject.h>
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#include <qpoint.h>
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#include <qqmlintegration.h>
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#include <qrect.h>
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#include <qtmetamacros.h>
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///! Easing curve.
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/// Directly accessible easing curve as used in property animations.
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class EasingCurve: public QObject {
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Q_OBJECT;
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/// Easing curve settings. Works exactly the same as
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/// [PropertyAnimation.easing](https://doc.qt.io/qt-6/qml-qtquick-propertyanimation.html#easing-prop).
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Q_PROPERTY(QEasingCurve curve READ curve WRITE setCurve NOTIFY curveChanged);
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QML_ELEMENT;
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public:
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EasingCurve(QObject* parent = nullptr): QObject(parent) {}
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/// Returns the Y value for the given X value on the curve
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/// from 0.0 to 1.0.
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Q_INVOKABLE [[nodiscard]] qreal valueAt(qreal x) const;
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/// Interpolates between two values using the given X coordinate.
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Q_INVOKABLE [[nodiscard]] qreal interpolate(qreal x, qreal a, qreal b) const;
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/// Interpolates between two points using the given X coordinate.
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Q_INVOKABLE [[nodiscard]] QPointF interpolate(qreal x, const QPointF& a, const QPointF& b) const;
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/// Interpolates two rects using the given X coordinate.
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Q_INVOKABLE [[nodiscard]] QRectF interpolate(qreal x, const QRectF& a, const QRectF& b) const;
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[[nodiscard]] QEasingCurve curve() const;
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void setCurve(QEasingCurve curve);
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signals:
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void curveChanged();
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private:
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QEasingCurve mCurve;
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};
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@ -15,5 +15,6 @@ headers = [
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"popupwindow.hpp",
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"singleton.hpp",
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"lazyloader.hpp",
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"easingcurve.hpp",
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]
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-----
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