152 lines
4.6 KiB
C++
152 lines
4.6 KiB
C++
/******************************************************************************
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* Copyright (C) 2021 Edelhirsch Software GmbH
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* This file may be used under the terms of the 3-clause BSD License
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*****************************************************************************/
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#include "LightDisplaySkinlet.h"
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#include "LightDisplay.h"
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#include "nodes/BoxShadowNode.h"
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#include <QskTextOptions.h>
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#include <QFontMetrics>
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LightDisplaySkinlet::LightDisplaySkinlet( QskSkin* skin )
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: QskSkinlet( skin )
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{
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setNodeRoles( { GrooveRole, PanelRole, WarmPartRole, ColdPartRole,
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ValueTextRole, LeftLabelRole, RightLabelRole } );
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}
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LightDisplaySkinlet::~LightDisplaySkinlet()
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{
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}
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QRectF LightDisplaySkinlet::subControlRect( const QskSkinnable* skinnable,
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const QRectF& contentsRect, QskAspect::Subcontrol subControl ) const
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{
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auto* display = static_cast< const LightDisplay* >( skinnable );
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QRectF rect = contentsRect;
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if( subControl == LightDisplay::Groove
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|| subControl == LightDisplay::Panel )
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{
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QSizeF size = textLabelsSize( display );
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const qreal x = size.width();
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const qreal w = contentsRect.width() - 2 * size.width();
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const qreal y = 0;
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const qreal h = contentsRect.height();
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const qreal diameter = qMin( w, h );
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rect = QRectF( x, y, diameter, diameter );
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return rect;
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}
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else if( subControl == LightDisplay::LeftLabel )
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{
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QRectF grooveRect = subControlRect( skinnable, contentsRect, LightDisplay::Groove );
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QSizeF size = textLabelsSize( display );
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rect.setWidth( size.width() );
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rect.setY( grooveRect.y() + ( grooveRect.height() - size.height() ) / 2 );
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rect.setHeight( size.height() );
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return rect;
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}
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else if( subControl == LightDisplay::RightLabel )
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{
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QRectF grooveRect = subControlRect( skinnable, contentsRect, LightDisplay::Groove );
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QSizeF size = textLabelsSize( display );
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rect.setX( rect.right() - size.width() );
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rect.setY( grooveRect.y() + ( grooveRect.height() - size.height() ) / 2 );
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rect.setHeight( size.height() );
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return rect;
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}
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return contentsRect;
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}
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QSGNode* LightDisplaySkinlet::updateSubNode(
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const QskSkinnable* skinnable, quint8 nodeRole, QSGNode* node ) const
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{
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auto* display = static_cast< const LightDisplay* >( skinnable );
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switch( nodeRole )
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{
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case PanelRole:
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{
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return updateBoxNode( skinnable, node, LightDisplay::Panel );
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}
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case GrooveRole:
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{
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const QRectF grooveRect = display->subControlRect( LightDisplay::Groove );
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if ( grooveRect.isEmpty() )
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return nullptr;
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auto shadowNode = static_cast< BoxShadowNode* >( node );
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if ( shadowNode == nullptr )
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shadowNode = new BoxShadowNode();
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const auto& shadowMetrics = display->shadow();
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shadowNode->setRect( shadowMetrics.shadowRect( grooveRect ) );
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shadowNode->setShape( grooveRect.width() / 2 );
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shadowNode->setBlurRadius( shadowMetrics.blurRadius() );
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shadowNode->setColor( display->shadowColor() );
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shadowNode->setClipRect( grooveRect );
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shadowNode->updateGeometry();
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return shadowNode;
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}
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case WarmPartRole:
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{
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// const qreal startAngle = 90 * 16;
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// const auto bar = static_cast< const LightDisplay* >( skinnable );
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// const qreal spanAngle = bar->valueAsRatio() * -5760;
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// return updateArcNode( skinnable, node, startAngle, spanAngle,
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// LightDisplay::Bar );
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}
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case ColdPartRole:
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{
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return nullptr;
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}
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case ValueTextRole:
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{
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return nullptr;
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}
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case LeftLabelRole:
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{
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return updateTextNode( skinnable, node, QStringLiteral( "0 " ), {},
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LightDisplay::LeftLabel );
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}
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case RightLabelRole:
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{
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return updateTextNode( skinnable, node, QStringLiteral( " 100" ), {},
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LightDisplay::RightLabel );
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}
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}
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return Inherited::updateSubNode( skinnable, nodeRole, node );
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}
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QSizeF LightDisplaySkinlet::textLabelsSize( const LightDisplay* display ) const
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{
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QFont font = display->effectiveFont( LightDisplay::LeftLabel );
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QFontMetricsF fm( font );
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qreal w = fm.width( QStringLiteral( " 100" ) );
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qreal h = fm.height();
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return { w, h };
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}
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#include "moc_LightDisplaySkinlet.cpp"
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