flightsimulatorplatfrom/pilotclient
1
0
Fork 0
mirror of https://github.com/swift-project/pilotclient.git synced 2026-03-30 20:15:35 +08:00
Code Issues Packages Projects Releases Wiki Activity

refs #883, added functions for fade in/out

Browse Source
This commit is contained in:
Klaus Basan
2017-02-19 04:02:20 +01:00
committed by Mathew Sutcliffe
parent 873823eaa1
commit 1690c560b7
2 changed files with 39 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

32
src/blackgui/guiutility.cpp
View File

@@ -29,8 +29,11 @@
#include <QTabWidget>
#include <QThreadStorage>
#include <QWidget>
#include <QTimer>
#include <Qt>
#include <QtGlobal>
#include <QGraphicsOpacityEffect>
#include <QPropertyAnimation>
using namespace BlackMisc;
@@ -345,4 +348,33 @@ namespace BlackGui
{
return QApplication::topLevelWidgets().contains(widget);
}
QGraphicsOpacityEffect *CGuiUtility::fadeInWidget(int durationMs, QWidget *widget, double startValue, double endValue)
{
// http://stackoverflow.com/questions/19087822/how-to-make-qt-widgets-fade-in-or-fade-out#
Q_ASSERT(widget);
QGraphicsOpacityEffect *effect = new QGraphicsOpacityEffect(widget);
widget->setGraphicsEffect(effect);
QPropertyAnimation *a = new QPropertyAnimation(effect, "opacity");
a->setDuration(durationMs);
a->setStartValue(startValue);
a->setEndValue(endValue);
a->setEasingCurve(QEasingCurve::InBack);
a->start(QPropertyAnimation::DeleteWhenStopped);
return effect;
}
QGraphicsOpacityEffect *CGuiUtility::fadeOutWidget(int durationMs, QWidget *widget, double startValue, double endValue)
{
Q_ASSERT(widget);
QGraphicsOpacityEffect *effect = new QGraphicsOpacityEffect(widget);
widget->setGraphicsEffect(effect);
QPropertyAnimation *a = new QPropertyAnimation(effect, "opacity");
a->setDuration(durationMs);
a->setStartValue(startValue);
a->setEndValue(endValue);
a->setEasingCurve(QEasingCurve::OutBack);
a->start(QPropertyAnimation::DeleteWhenStopped);
return effect;
}
} // ns

7
src/blackgui/guiutility.h
View File

@@ -27,6 +27,7 @@ class QLayout;
class QMimeData;
class QTabWidget;
class QWidget;
class QGraphicsOpacityEffect;
namespace BlackGui
{
@@ -106,6 +107,12 @@ namespace BlackGui
//! Is top level widget?
static bool isTopLevelWidget(QWidget *widget);
//! Fade in a widget
static QGraphicsOpacityEffect *fadeInWidget(int durationMs, QWidget *widget, double startValue = 0.0, double endValue = 1.0);
//! Fade out a widget
static QGraphicsOpacityEffect *fadeOutWidget(int durationMs, QWidget *widget, double startValue = 1.0, double endValue = 0.0);
private:
//! Constructor, use static methods only
CGuiUtility() {}