129 lines
3.2 KiB
C++
129 lines
3.2 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* SPDX-License-Identifier: BSD-3-Clause
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*****************************************************************************/
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#include "Dashboard.h"
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#include "Dial.h"
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#include <QskTextLabel.h>
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#include <QTimer>
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namespace
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{
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class DashboardDial : public Dial
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{
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public:
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DashboardDial( const QString& title, QQuickItem* parent = nullptr )
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: Dial( parent )
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{
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setPolishOnResize( true );
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m_label = new QskTextLabel( title, this );
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}
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protected:
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void updateLayout() override
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{
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const auto r = layoutRect();
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const auto hint = m_label->sizeConstraint();
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const qreal y = r.y() + 0.6 * r.height() - 0.5 * hint.height();
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const qreal x = r.center().x() - 0.5 * hint.width();
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m_label->setGeometry( x, y, hint.width(), hint.height() );
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}
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private:
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QskTextLabel* m_label;
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};
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class RevCounter : public DashboardDial
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{
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public:
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RevCounter( QQuickItem* parent = nullptr )
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: DashboardDial( "x 1000 min^-1", parent )
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{
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setMinimum( 145 );
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setMaximum( 305 );
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setValue( 200 );
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constexpr int labelsCount = 8;
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QVector< QString > labels;
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labels.reserve( labelsCount );
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for ( int i = 0; i < labelsCount; i++ )
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labels += QString::number( i );
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setTickLabels( labels );
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}
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};
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class SpeedoMeter : public DashboardDial
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{
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public:
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SpeedoMeter( QQuickItem* parent = nullptr )
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: DashboardDial( "km/h", parent )
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{
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setMinimum( -215 );
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setMaximum( 35 );
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setValue( -90 );
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constexpr int labelsCount = 17;
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QVector< QString > labels;
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labels.reserve( labelsCount );
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for ( int i = 0; i < labelsCount; i++ )
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labels.append( QString::number( i * 10 ) );
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setTickLabels( labels );
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}
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void updateValue()
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{
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setValue( value() + std::rand() % 3 - 0.95 );
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}
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};
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class FuelGauge : public DashboardDial
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{
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public:
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FuelGauge( QQuickItem* parent = nullptr )
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: DashboardDial( "fuel", parent )
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{
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setMinimum( 195 );
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setMaximum( 345 );
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setValue( 330 );
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setTickLabels( { "0", "", "1/2", "", "1/1" } );
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}
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void updateValue()
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{
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setValue( 0.99997 * value() );
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}
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};
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}
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Dashboard::Dashboard( QQuickItem* parent )
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: QskLinearBox( Qt::Horizontal, parent )
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{
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(void ) new RevCounter( this );
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auto speedometer = new SpeedoMeter( this );
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auto fuelGauge = new FuelGauge( this );
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setMargins( 10 );
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setSpacing( 10 );
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auto timer = new QTimer( this );
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connect( timer, &QTimer::timeout, speedometer, &SpeedoMeter::updateValue );
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connect( timer, &QTimer::timeout, fuelGauge, &FuelGauge::updateValue );
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timer->setInterval( 16 );
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timer->start();
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}
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