127 lines
3.0 KiB
C++
127 lines
3.0 KiB
C++
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/******************************************************************************
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* QSkinny - Copyright (C) The authors
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* SPDX-License-Identifier: BSD-3-Clause
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*****************************************************************************/
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#include "QskColorPicker.h"
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#include "QskColorPickerSkinlet.h"
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#include "QskEvent.h"
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#include "QskFunctions.h"
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QSK_SUBCONTROL( QskColorPicker, Panel )
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QSK_SUBCONTROL( QskColorPicker, ColorPane )
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QSK_SUBCONTROL( QskColorPicker, Selector )
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class QskColorPicker::PrivateData
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{
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public:
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qreal value = 255;
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bool isPressed = false;
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int colorChangedEventType;
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};
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QskColorPicker::QskColorPicker( QQuickItem* parent )
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: Inherited( parent )
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, m_data( new PrivateData )
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{
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m_data->colorChangedEventType = QEvent::registerEventType();
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setAcceptedMouseButtons( Qt::LeftButton );
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setBoundaries( 0, 255 );
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}
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QskColorPicker::~QskColorPicker() = default;
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QColor QskColorPicker::selectedColor() const
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{
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auto* skinlet = static_cast< const QskColorPickerSkinlet* >( effectiveSkinlet() );
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Q_ASSERT( skinlet );
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return skinlet->selectedColor();
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}
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qreal QskColorPicker::value() const
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{
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return m_data->value;
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}
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qreal QskColorPicker::valueAsRatio() const
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{
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return valueAsRatio( m_data->value );
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}
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int QskColorPicker::colorChangedEventType() const
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{
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return m_data->colorChangedEventType;
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}
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void QskColorPicker::setValue( qreal v )
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{
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if( !qskFuzzyCompare( m_data->value, v ) )
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{
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m_data->value = v;
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update();
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Q_EMIT valueChanged( m_data->value );
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}
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}
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void QskColorPicker::setValueAsRatio( qreal ratio )
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{
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ratio = qBound( 0.0, ratio, 1.0 );
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setValue( minimum() + ratio * boundaryLength() );
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}
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bool QskColorPicker::event( QEvent* event )
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{
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if( event->type() == colorChangedEventType() )
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{
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event->setAccepted( true );
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Q_EMIT selectedColorChanged();
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return true;
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}
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return Inherited::event( event );
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}
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void QskColorPicker::mousePressEvent( QMouseEvent* event )
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{
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m_data->isPressed = true;
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updatePosition( event );
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}
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void QskColorPicker::mouseMoveEvent( QMouseEvent* event )
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{
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if( !m_data->isPressed )
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{
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return;
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}
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updatePosition( event );
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}
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void QskColorPicker::mouseReleaseEvent( QMouseEvent* )
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{
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m_data->isPressed = false;
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}
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void QskColorPicker::updatePosition( QMouseEvent* event )
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{
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auto p = qskMousePosition( event );
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const auto rect = subControlRect( ColorPane );
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p.rx() = qBound( rect.x(), p.x(), rect.right() );
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p.ry() = qBound( rect.y(), p.y(), rect.bottom() );
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const auto oldX = positionHint( Selector | QskAspect::Horizontal );
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const auto oldY = positionHint( Selector | QskAspect::Vertical );
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if( !qskFuzzyCompare( p.x(), oldX ) || !qskFuzzyCompare( p.y(), oldY ) )
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{
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setPositionHint( Selector | QskAspect::Horizontal, p.x() );
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setPositionHint( Selector | QskAspect::Vertical, p.y() );
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update();
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}
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}
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#include "moc_QskColorPicker.cpp"
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