151 lines
4.3 KiB
C++
151 lines
4.3 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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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 "CircularChart.h"
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#include "ChartSample.h"
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#include "ChartView.h"
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#include <QskWindow.h>
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#include <QskFocusIndicator.h>
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#include <QskObjectCounter.h>
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#include <QskRgbValue.h>
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#include <QskSkinlet.h>
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#include <QskArcNode.h>
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#include <QskArcMetrics.h>
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#include <QskShadowMetrics.h>
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#include <SkinnyShortcut.h>
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#include <QGuiApplication>
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#include <qpainterpath.h>
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namespace
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{
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class DistroChart : public CircularChart
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{
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using Inherited = CircularChart;
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public:
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DistroChart( QQuickItem* parent = nullptr )
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: CircularChart( parent )
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{
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setArcDiameters( 400, 300 );
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setArcThickness( 50, Qt::RelativeSize );
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/*
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DistroWatch Page Hit Ranking, Last 12 months: 2023/04/04
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https://distrowatch.com/dwres.php?resource=popularity
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*/
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QVector< ChartSample > hits;
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hits += { "MX Linux", 2738, QGradient::WinterNeva };
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hits += { "EndeavourOS", 2355, QGradient::StrongBliss };
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hits += { "Mint", 2062, 0xff86be43 };
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hits += { "Manjaro", 1474, QGradient::SandStrike };
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setSeries( hits );
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#if 1
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// only to demonstrate the effect of setTotalValue
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const auto totalValue = 1.1 * effectiveTotalValue();
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setTotalValue( totalValue );
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#endif
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}
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QString labelAt( int index ) const override
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{
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const auto value = series().value( index ).value();
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const auto ratio = value / effectiveTotalValue();
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const QLocale l;
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return l.toString( ratio * 100.0, 'f', 1 ) + l.percent();
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}
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};
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}
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using Q = ArcControl;
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class ArcSkinlet : public QskSkinlet
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{
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public:
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enum NodeRoles
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{
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Arc
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};
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ArcSkinlet( QskSkin* skin = nullptr )
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: QskSkinlet( skin )
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{
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setNodeRoles( { Arc } );
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}
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QSGNode* updateSubNode(
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const QskSkinnable* skinnable, quint8 nodeRole, QSGNode* node ) const override
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{
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if ( nodeRole == Arc )
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{
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auto* const arcNode =
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( node == nullptr ) ? new QskArcNode : static_cast< QskArcNode* >( node );
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const auto* const q = static_cast< const Q* >( skinnable );
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const auto rect = q->contentsRect();
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const auto metrics = skinnable->arcMetricsHint(Q::Arc);
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const auto fillGradient = q->gradientHint(Q::Arc);
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const auto borderColor = q->color(Q::Arc | QskAspect::Border);
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const auto borderWidth = q->metric(Q::Arc | QskAspect::Border);
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const auto shadowColor = q->shadowColorHint(Q::Arc);
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const auto shadowMetrics = q->shadowMetricsHint(Q::Arc);
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arcNode->setArcData( rect, metrics, borderWidth, borderColor, fillGradient, shadowColor, shadowMetrics);
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return arcNode;
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}
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return nullptr;
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}
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};
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int main( int argc, char* argv[] )
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{
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#ifdef ITEM_STATISTICS
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QskObjectCounter counter( true );
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#endif
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QGuiApplication app( argc, argv );
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SkinnyShortcut::enable( SkinnyShortcut::AllShortcuts );
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auto* const control = new ArcControl;
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auto* const skinlet = new ArcSkinlet;
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control->setSkinlet(skinlet);
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skinlet->setOwnedBySkinnable(true);
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QskArcMetrics metrics;
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metrics.setSpanAngle(270);
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metrics.setThickness(10);
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QskShadowMetrics shadowMetrics;
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shadowMetrics.setSpreadRadius(0.01);
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shadowMetrics.setBlurRadius(0.01);
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shadowMetrics.setSizeMode(Qt::SizeMode::RelativeSize);
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control->setGradientHint(Q::Arc, {Qt::red});
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control->setArcMetricsHint(Q::Arc, metrics);
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control->setMetric(Q::Arc | QskAspect::Border, 4);
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control->setColor(Q::Arc | QskAspect::Border, Qt::blue);
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control->setShadowColorHint(Q::Arc, Qt::black);
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control->setShadowMetricsHint(Q::Arc, shadowMetrics);
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QskWindow window;
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window.addItem( new ChartView( control ) );
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window.addItem( new QskFocusIndicator() );
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window.resize( 600, 500 );
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window.show();
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return app.exec();
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}
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