using ValueMeter for StorageMeter/EnergyMeter

examples/iotdashboard/CMakeLists.txt

@@ -8,7 +8,6 @@ set(SOURCES
     BoxWithButtons.h BoxWithButtons.cpp
     Diagram.h Diagram.cpp
     DiagramSkinlet.h DiagramSkinlet.cpp
-    EnergyMeter.h EnergyMeter.cpp
     GraphicProvider.h GraphicProvider.cpp
     GridBox.h GridBox.cpp
     LightDisplaySkinlet.h LightDisplaySkinlet.cpp
@@ -29,7 +28,7 @@ set(SOURCES
     UsageBox.h UsageBox.cpp
     UsageDiagram.h UsageDiagram.cpp
     StoragePage.h StoragePage.cpp
-    StorageMeter.h StorageMeter.cpp
+    ValueMeter.h ValueMeter.cpp
     StorageBar.h StorageBar.cpp
     StorageBarSkinlet.h StorageBarSkinlet.cpp
     nodes/DiagramDataNode.h nodes/DiagramDataNode.cpp

examples/iotdashboard/EnergyMeter.cpp

@@ -1,71 +0,0 @@
-/******************************************************************************
- * Copyright (C) 2021 Edelhirsch Software GmbH
- *           SPDX-License-Identifier: BSD-3-Clause
- *****************************************************************************/
-
-#include "EnergyMeter.h"
-
-#include <QskProgressRing.h>
-#include <QskTextLabel.h>
-#include <QskFontRole.h>
-
-namespace
-{
-    class ValueLabel : public QskTextLabel
-    {
-      public:
-        ValueLabel( QQuickItem* parent )
-            : QskTextLabel( parent )
-        {
-            initSizePolicy( QskSizePolicy::Fixed, QskSizePolicy::Fixed );
-            setLayoutAlignmentHint( Qt::AlignCenter );
-            setFontRole( QskFontRole::Caption );
-        }
-
-        void setValue( int value )
-        {
-            setText( locale().toString( value ) + " " + locale().percent() );
-        }
-    };
-}
-
-EnergyMeter::EnergyMeter( const QColor& textColor,
-        const QskGradient& gradient, int value, QQuickItem* parent )
-    : QskControl( parent )
-{
-    setAutoLayoutChildren( true );
-
-    auto valueBar = new QskProgressRing( this );
-    valueBar->setSizePolicy(
-        QskSizePolicy::MinimumExpanding, QskSizePolicy::Constrained );
-    valueBar->setFillGradient( gradient );
-    valueBar->setValue( value );
-
-    auto valueLabel = new ValueLabel( this );
-    valueLabel->setTextColor( textColor );
-    valueLabel->setValue( value );
-}
-
-QSizeF EnergyMeter::contentsSizeHint(
-    Qt::SizeHint which, const QSizeF& constraint ) const
-{
-    if ( which != Qt::PreferredSize )
-        return QSizeF();
-
-    qreal size;
-
-    if ( constraint.width() > 0 )
-    {
-        size = constraint.width();
-    }
-    else if ( constraint.height() > 0 )
-    {
-        size = constraint.height();
-    }
-    else
-    {
-        size = 57;
-    }
-
-    return QSizeF( size, size );
-}

examples/iotdashboard/EnergyMeter.h

@@ -1,18 +0,0 @@
-/******************************************************************************
- * Copyright (C) 2021 Edelhirsch Software GmbH
- *           SPDX-License-Identifier: BSD-3-Clause
- *****************************************************************************/
-
-#pragma once
-
-#include <QskControl.h>
-
-class EnergyMeter : public QskControl
-{
-  public:
-    EnergyMeter( const QColor&, const QskGradient&,
-        int progress, QQuickItem* parent = nullptr );
-
-  protected:
-    QSizeF contentsSizeHint( Qt::SizeHint, const QSizeF& ) const override;
-};

examples/iotdashboard/Skin.cpp

@@ -19,7 +19,6 @@
 #include "RoundedIcon.h"
 #include "StorageBar.h"
 #include "StorageBarSkinlet.h"
-#include "StorageMeter.h"
 #include "StoragePage.h"
 #include "TopBar.h"
 #include "UsageBox.h"
@@ -35,6 +34,7 @@
 #include <QskSkinHintTableEditor.h>
 #include <QskStateCombination.h>
 #include <QskTextLabel.h>
+#include <QskProgressRing.h>
 #include <QskGraphicLabel.h>
 #include <QskFontRole.h>
 
@@ -298,9 +298,13 @@ void Skin::initHints()
 
     // storage meter
     {
-        ed.setGradient( StorageMeter::Status,
-            { { { 0.00, "#00ff00" }, { 0.33, "#00ff00" }, { 0.33, "#ffaf00" }, { 0.66, "#ffaf00" },
-                { 0.66, "#ff0000" }, { 1.00, "#ff0000" } } } );
+        ed.setGradient( StoragePage::Status,
+            { {
+                { 0.00, "#00ff00" }, { 0.33, "#00ff00" },
+                { 0.33, "#ffaf00" }, { 0.66, "#ffaf00" },
+                { 0.66, "#ff0000" }, { 1.00, "#ff0000" }
+            } }
+        );
     }
 }
 

examples/iotdashboard/StorageMeter.cpp

@@ -1,68 +0,0 @@
-/******************************************************************************
- * Copyright (C) 2022 Edelhirsch Software GmbH
- *           SPDX-License-Identifier: BSD-3-Clause
- *****************************************************************************/
-
-#include "StorageMeter.h"
-
-#include <QskFontRole.h>
-#include <QskTextLabel.h>
-
-QSK_SUBCONTROL( StorageMeter, Status )
-
-StorageMeter::StorageMeter( QQuickItem* parent ) noexcept
-    : QskProgressRing( parent )
-{
-    setAutoLayoutChildren( true );
-    initSizePolicy( QskSizePolicy::MinimumExpanding, QskSizePolicy::Constrained );
-
-    m_label = new QskTextLabel( this );
-    m_label->setSizePolicy( QskSizePolicy::Fixed, QskSizePolicy::Fixed );
-    m_label->setLayoutAlignmentHint( Qt::AlignCenter );
-    m_label->setFontRole( QskFontRole::Caption );
-
-    connect( this, &QskProgressRing::valueChanged,
-        this, &StorageMeter::updateMeter );
-
-    updateMeter( value() );
-}
-
-void StorageMeter::updateMeter( const qreal value )
-{
-    const auto color = qskInterpolatedColorAt(
-        gradientHint( Status ).stops(), value / 100.0 );
-
-    setFillGradient( { color, color.lighter() } );
-
-    m_label->setTextColor( color );
-
-    const auto locale = this->locale();
-    const auto text = locale.toString( static_cast< int >( value ) )
-        + " " + locale.percent();
-
-    m_label->setText( text );
-}
-
-QSizeF StorageMeter::contentsSizeHint(
-    Qt::SizeHint which, const QSizeF& constraint ) const
-{
-    if ( which != Qt::PreferredSize )
-        return QSizeF();
-
-    qreal size;
-
-    if ( constraint.width() > 0 )
-    {
-        size = constraint.width();
-    }
-    else if ( constraint.height() > 0 )
-    {
-        size = constraint.height();
-    }
-    else
-    {
-        size = 57;
-    }
-
-    return QSizeF( size, size );
-}

examples/iotdashboard/StoragePage.cpp

@@ -6,7 +6,7 @@
 #include "StoragePage.h"
 #include "Box.h"
 #include "StorageBar.h"
-#include "StorageMeter.h"
+#include "ValueMeter.h"
 #include <QTimer>
 #include <QskAnimator.h>
 #include <QskBox.h>
@@ -20,6 +20,60 @@
 #include <QskTextLabel.h>
 
 QSK_SUBCONTROL( StoragePage, Panel )
+QSK_SUBCONTROL( StoragePage, Status )
+
+namespace
+{
+    struct Storage
+    {
+        struct Media
+        {
+            qreal pictures = 0;
+            qreal music = 0;
+            qreal videos = 0;
+            qreal documents = 0;
+            qreal others = 0;
+
+            inline constexpr bool operator==( const Media& rhs ) const noexcept
+            {
+                return pictures == rhs.pictures && music == rhs.music && videos == rhs.videos &&
+                       documents == rhs.documents && others == rhs.others;
+            }
+
+            inline constexpr qreal free() const noexcept
+            {
+                return 1.0 - pictures - music - videos - documents - others;
+            }
+        };
+
+        QString title;
+        QString description;
+        Media distribution;
+    };
+
+    class StorageMeter final : public ValueMeter
+    {
+      public:
+        StorageMeter( QQuickItem* parent = nullptr )
+            : ValueMeter( parent )
+        {
+            setFixedSize( 64, 64 );
+
+            connect( this, &ValueMeter::valueChanged,
+                this, &StorageMeter::setStatusColor );
+        }
+
+      private:
+        void setStatusColor( qreal value )
+        {
+            const auto color = qskInterpolatedColorAt(
+                gradientHint( StoragePage::Status ).stops(), value / 100.0 );
+
+            setFillGradient( { color, color.lighter() } );
+            setTextColor( color ); 
+        }
+    };
+}
 
 struct StorageRowAnimator final : public QObject, public QskAnimator
 {
@@ -85,8 +139,6 @@ void StoragePage::addRow( const QString& title, const QString& description,
     const auto percent = 100.0 * ( 1.0 - storage.distribution.free() );
     auto* const meter = new StorageMeter( left );
     meter->setValue( percent );
-    meter->setMinimumSize( 64, 64 );
-    meter->setMaximumSize( 64, 64 );
 
     auto* const maintitle = new QskTextLabel( storage.title, center );
     maintitle->setFontRole( QskFontRole::Headline );
@@ -136,5 +188,6 @@ void StoragePage::addRow( const QString& title, const QString& description,
         bar->setDocuments( media.documents * v );
         bar->setOthers( media.others * v );
     };
-    connect( sync, &QskPushButton::clicked, animator, [ animator ]() { animator->start(); } );
+    connect( sync, &QskPushButton::clicked,
+        animator, [ animator ]() { animator->start(); } );
 }

examples/iotdashboard/StoragePage.h

@@ -7,44 +7,15 @@
 
 #include <QVector>
 #include <QskLinearBox.h>
-#include <memory>
-
-class QQuickItem;
 
 class StoragePage final : public QskLinearBox
 {
   public:
-    QSK_SUBCONTROLS( Panel )
-    explicit StoragePage( QQuickItem* parent = nullptr );
+    QSK_SUBCONTROLS( Panel, Status )
+
+    StoragePage( QQuickItem* parent = nullptr );
 
   private:
-    struct Storage
-    {
-        struct Media
-        {
-            qreal pictures = 0;
-            qreal music = 0;
-            qreal videos = 0;
-            qreal documents = 0;
-            qreal others = 0;
-
-            inline constexpr bool operator==( const Media& rhs ) const noexcept
-            {
-                return pictures == rhs.pictures && music == rhs.music && videos == rhs.videos &&
-                       documents == rhs.documents && others == rhs.others;
-            }
-
-            inline constexpr qreal free() const noexcept
-            {
-                return 1.0 - pictures - music - videos - documents - others;
-            }
-        };
-
-        QString title;
-        QString description;
-        Media distribution;
-    };
-
     void addRow( const QString& title, const QString& description,
         qreal pictures, qreal music, qreal videos, qreal documents, qreal others );
 };

examples/iotdashboard/TopBar.cpp

@@ -4,7 +4,7 @@
  *****************************************************************************/
 
 #include "TopBar.h"
-#include "EnergyMeter.h"
+#include "ValueMeter.h"
 
 #include <QskFontRole.h>
 #include <QskTextLabel.h>
@@ -41,6 +41,22 @@ namespace
                 return TopBarItem::Item4;
         }
     }
+
+    class EnergyMeter : public ValueMeter
+    {
+      public:
+        EnergyMeter( const QColor& textColor,
+                const QskGradient& gradient, int value, QQuickItem* parent )
+            : ValueMeter( parent ) 
+        {
+            setFillGradient( gradient );
+            setValue( value ); 
+            setTextColor( textColor );
+
+            setFixedSize( 57, 57 );
+        }
+    };
+
 }
 
 TopBarItem::TopBarItem(
@@ -62,9 +78,7 @@ TopBarItem::TopBarItem(
     const auto subcontrol = subcontrolForIndex( index );
     const auto textColor = color( subcontrol | QskAspect::TextColor );
 
-    auto meter = new EnergyMeter(
-        textColor, gradient, progress, pieChartAndDisplay );
-    meter->setSizePolicy( Qt::Horizontal, QskSizePolicy::Constrained );
+    (void) new EnergyMeter( textColor, gradient, progress, pieChartAndDisplay );
 
     auto display = new QskLinearBox( Qt::Vertical, pieChartAndDisplay );
     display->setSpacing( 0 );

examples/iotdashboard/ValueMeter.cpp

@@ -0,0 +1,42 @@
+/******************************************************************************
+ * Copyright (C) 2022 Edelhirsch Software GmbH
+ *           SPDX-License-Identifier: BSD-3-Clause
+ *****************************************************************************/
+
+#include "ValueMeter.h"
+
+#include <QskFontRole.h>
+#include <QskTextLabel.h>
+
+ValueMeter::ValueMeter( QQuickItem* parent )
+    : QskProgressRing( parent )
+{
+    setAutoLayoutChildren( true );
+    initSizePolicy( QskSizePolicy::MinimumExpanding, QskSizePolicy::Constrained );
+
+    m_label = new QskTextLabel( this );
+    m_label->setSizePolicy( QskSizePolicy::Fixed, QskSizePolicy::Fixed );
+    m_label->setLayoutAlignmentHint( Qt::AlignCenter );
+    m_label->setFontRole( QskFontRole::Caption );
+
+    connect( this, &QskProgressRing::valueChanged,
+        this, &ValueMeter::updateMeter );
+
+    updateMeter( value() );
+}
+
+void ValueMeter::updateMeter( const qreal value )
+{
+    m_label->setText( text( value ) );
+}
+
+QString ValueMeter::text( qreal value ) const
+{
+    value = static_cast< int >( value );
+    return locale().toString( value ) + ' ' + locale().percent();
+}
+
+void ValueMeter::setTextColor( const QColor& color )
+{
+    m_label->setTextColor( color );
+}

examples/iotdashboard/ValueMeter.h

@@ -9,16 +9,17 @@
 
 class QskTextLabel;
 
-class StorageMeter final : public QskProgressRing
+class ValueMeter : public QskProgressRing
 {
   public:
-    QSK_SUBCONTROLS( Status )
+    ValueMeter( QQuickItem* parent = nullptr );
 
-    StorageMeter( QQuickItem* parent = nullptr ) noexcept;
+    void setTextColor( const QColor& );
+
+  protected:
+    virtual QString text( qreal ) const;
 
   private:
     void updateMeter( qreal value );
-    QSizeF contentsSizeHint( Qt::SizeHint, const QSizeF& ) const override;
-
     QskTextLabel* m_label = nullptr;
 };