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change hints for dimmer

This commit is contained in:
Peter Hartmann 2020-09-30 16:12:21 +02:00
parent 17e4582f85
commit 4a4d7259d4
2 changed files with 36 additions and 7 deletions
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31
examples/iot-dashboard/LightIntensity.cpp
View File

@ -12,6 +12,17 @@ QSK_SUBCONTROL( LightDisplay, Panel )
LightDimmer::LightDimmer( QQuickItem* parent )
: QQuickPaintedItem( parent )
{
connect( this, &QQuickPaintedItem::contentsSizeChanged, [this]()
{
auto size = contentsSize();
QRadialGradient ringGradient( size.width() / 2, size.height() / 2, 110 );
QGradientStop stop1( 0.0, "#c0c0c0" );
QGradientStop stop2( 0.5, "#f0f0f0" );
QGradientStop stop3( 1.0, "#c0c0c0" );
ringGradient.setStops( {stop1, stop2, stop3} );
m_ringGradient = ringGradient;
} );
}
void LightDimmer::paint( QPainter* painter )
@ -24,13 +35,7 @@ void LightDimmer::paint( QPainter* painter )
auto size = contentsSize();
QRectF outerRect( {0, offset}, size );
QRadialGradient gradient( size.width() / 2, size.height() / 2, 110 );
QGradientStop stop1( 0.0, "#c0c0c0" );
QGradientStop stop2( 0.5, "#f0f0f0" );
QGradientStop stop3( 1.0, "#c0c0c0" );
gradient.setStops( {stop1, stop2, stop3} );
painter->setBrush( gradient );
painter->setBrush( m_ringGradient );
painter->setPen( m_backgroundColor );
painter->drawEllipse( outerRect );
@ -87,6 +92,18 @@ LightDisplay::LightDisplay( QQuickItem* parent )
{
const QColor c = color( Panel );
m_dimmer->setBackgroundColor( c );
QRadialGradient gradient = m_dimmer->ringGradient();
QRadialGradient newGradient = gradient;
for( const QGradientStop& stop : gradient.stops() )
{
QColor s = stop.second;
QColor newColor = { 255 - s.red(), 255 - s.green(), 255 - s.blue()};
newGradient.setColorAt( stop.first, newColor );
}
m_dimmer->setRingGradient( newGradient );
} );
}

12
examples/iot-dashboard/LightIntensity.h
View File

@ -4,6 +4,7 @@
#include "Box.h"
#include <QQuickPaintedItem>
#include <QRadialGradient>
class QskTextLabel;
@ -29,9 +30,20 @@ class LightDimmer: public QQuickPaintedItem
m_backgroundColor = color;
}
QRadialGradient ringGradient() const
{
return m_ringGradient;
}
void setRingGradient( const QRadialGradient& gradient )
{
m_ringGradient = gradient;
}
private:
double m_thickness = 17.57;
QColor m_backgroundColor;
QRadialGradient m_ringGradient;
virtual void paint( QPainter* painter ) override;
};