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39#include <QtGui/qtguiglobal.h>
40
41#include <QtCore/qvariantanimation.h>
42#include <private/qvariantanimation_p.h>
43#include <QtGui/qcolor.h>
44#include <QtGui/qvector2d.h>
45#include <QtGui/qvector3d.h>
46#include <QtGui/qvector4d.h>
47#include <QtGui/qquaternion.h>
48
49QT_BEGIN_NAMESPACE
50
51template<> Q_INLINE_TEMPLATE QColor _q_interpolate(const QColor &f,const QColor &t, qreal progress)
52{
53 return QColor(qBound(min: 0,val: _q_interpolate(f: f.red(), t: t.red(), progress),max: 255),
54 qBound(min: 0,val: _q_interpolate(f: f.green(), t: t.green(), progress),max: 255),
55 qBound(min: 0,val: _q_interpolate(f: f.blue(), t: t.blue(), progress),max: 255),
56 qBound(min: 0,val: _q_interpolate(f: f.alpha(), t: t.alpha(), progress),max: 255));
57}
58
59template<> Q_INLINE_TEMPLATE QQuaternion _q_interpolate(const QQuaternion &f,const QQuaternion &t, qreal progress)
60{
61 return QQuaternion::slerp(q1: f, q2: t, t: progress);
62}
63
64void qRegisterGuiGetInterpolator()
65{
66 qRegisterAnimationInterpolator<QColor>(func: _q_interpolateVariant<QColor>);
67 qRegisterAnimationInterpolator<QVector2D>(func: _q_interpolateVariant<QVector2D>);
68 qRegisterAnimationInterpolator<QVector3D>(func: _q_interpolateVariant<QVector3D>);
69 qRegisterAnimationInterpolator<QVector4D>(func: _q_interpolateVariant<QVector4D>);
70 qRegisterAnimationInterpolator<QQuaternion>(func: _q_interpolateVariant<QQuaternion>);
71}
72Q_CONSTRUCTOR_FUNCTION(qRegisterGuiGetInterpolator)
73
74static void qUnregisterGuiGetInterpolator()
75{
76 // casts required by Sun CC 5.5
77 qRegisterAnimationInterpolator<QColor>(
78 func: (QVariant (*)(const QColor &, const QColor &, qreal))nullptr);
79 qRegisterAnimationInterpolator<QVector2D>(
80 func: (QVariant (*)(const QVector2D &, const QVector2D &, qreal))nullptr);
81 qRegisterAnimationInterpolator<QVector3D>(
82 func: (QVariant (*)(const QVector3D &, const QVector3D &, qreal))nullptr);
83 qRegisterAnimationInterpolator<QVector4D>(
84 func: (QVariant (*)(const QVector4D &, const QVector4D &, qreal))nullptr);
85 qRegisterAnimationInterpolator<QQuaternion>(
86 func: (QVariant (*)(const QQuaternion &, const QQuaternion &, qreal))nullptr);
87}
88Q_DESTRUCTOR_FUNCTION(qUnregisterGuiGetInterpolator)
89
90QT_END_NAMESPACE
91

source code of qtbase/src/gui/animation/qguivariantanimation.cpp