彻底改版2.0

2021-11-17 16:41:30 +08:00
parent a7f4347959
commit ebfd531a91
2622 changed files with 8915 additions and 7263 deletions
--- a/third/qwtdemo/examples/controls/dialbox.cpp
+++ b/third/qwtdemo/examples/controls/dialbox.cpp
@@ -0,0 +1,163 @@
+#include <qlabel.h>
+#include <qlayout.h>
+#include <qwt_dial.h>
+#include <qwt_dial_needle.h>
+#include <qwt_scale_engine.h>
+#include <qwt_transform.h>
+#include <qwt_round_scale_draw.h>
+#include "dialbox.h"
+
+DialBox::DialBox( QWidget *parent, int type ):
+    QWidget( parent )
+{
+    d_dial = createDial( type );
+
+    d_label = new QLabel( this );
+    d_label->setAlignment( Qt::AlignCenter );
+
+    QVBoxLayout *layout = new QVBoxLayout( this );;
+    layout->setSpacing( 0 );
+    layout->addWidget( d_dial, 10 );
+    layout->addWidget( d_label );
+
+    connect( d_dial, SIGNAL( valueChanged( double ) ), 
+        this, SLOT( setNum( double ) ) );
+
+    setNum( d_dial->value() );
+}
+
+QwtDial *DialBox::createDial( int type ) const
+{
+    QwtDial *dial = new QwtDial();
+    dial->setTracking( true );
+    dial->setFocusPolicy( Qt::StrongFocus );
+    dial->setObjectName( QString( "Dial %1" ).arg( type + 1 ) );
+
+    QColor needleColor( Qt::red );
+
+    switch( type )
+    {
+        case 0:
+        {
+            dial->setOrigin( 135.0 );
+            dial->setScaleArc( 0.0, 270.0 );
+            dial->setScaleMaxMinor( 4 );
+            dial->setScaleMaxMajor( 10 );
+            dial->setScale( -100.0, 100.0 );
+
+            needleColor = QColor( "Goldenrod" );
+
+            break;
+        }
+        case 1:
+        {
+            dial->setOrigin( 135.0 );
+            dial->setScaleArc( 0.0, 270.0 );
+            dial->setScaleMaxMinor( 10 );
+            dial->setScaleMaxMajor( 10 );
+            dial->setScale( 10.0, 0.0 );
+
+            QwtRoundScaleDraw *scaleDraw = new QwtRoundScaleDraw();
+            scaleDraw->setSpacing( 8 );
+            scaleDraw->enableComponent( 
+                QwtAbstractScaleDraw::Backbone, false );
+            scaleDraw->setTickLength( QwtScaleDiv::MinorTick, 2 );
+            scaleDraw->setTickLength( QwtScaleDiv::MediumTick, 4 );
+            scaleDraw->setTickLength( QwtScaleDiv::MajorTick, 8 );
+            dial->setScaleDraw( scaleDraw );
+
+            break;
+        }
+        case 2:
+        {
+            dial->setOrigin( 150.0 );
+            dial->setScaleArc( 0.0, 240.0 );
+
+            QwtLinearScaleEngine *scaleEngine = new QwtLinearScaleEngine( 2 );
+            scaleEngine->setTransformation( new QwtPowerTransform( 2 ) );
+            dial->setScaleEngine( scaleEngine );
+
+            QList< double > ticks[ QwtScaleDiv::NTickTypes ];
+            ticks[ QwtScaleDiv::MajorTick ] << 0 << 4 
+                << 16 << 32 << 64 << 96 << 128;
+            ticks[ QwtScaleDiv::MediumTick ] << 24 << 48 << 80 << 112;
+            ticks[ QwtScaleDiv::MinorTick ] 
+                << 0.5 << 1 << 2 
+                << 7 << 10 << 13
+                << 20 << 28 
+                << 40 << 56 
+                << 72 << 88 
+                << 104 << 120; 
+ 
+            dial->setScale( QwtScaleDiv( 0, 128, ticks ) );
+            break;
+        }
+        case 3:
+        {
+            dial->setOrigin( 135.0 );
+            dial->setScaleArc( 0.0, 270.0 );
+            dial->setScaleMaxMinor( 9 );
+            dial->setScaleEngine( new QwtLogScaleEngine );
+            dial->setScale( 1.0e-2, 1.0e2 );
+
+            break;
+        }
+        case 4:
+        {
+            dial->setOrigin( 225.0 );
+            dial->setScaleArc( 0.0, 360.0 );
+            dial->setScaleMaxMinor( 5 );
+            dial->setScaleStepSize( 20 );
+            dial->setScale( 100.0, -100.0 );
+            dial->setWrapping( true );
+            dial->setTotalSteps( 40 );
+            dial->setMode( QwtDial::RotateScale );
+            dial->setValue( 70.0 );
+
+            needleColor = QColor( "DarkSlateBlue" );
+
+            break;
+        }
+        case 5:
+        {
+            dial->setOrigin( 45.0 );
+            dial->setScaleArc( 0.0, 225.0 );
+            dial->setScaleMaxMinor( 5 );
+            dial->setScaleMaxMajor( 10 );
+            dial->setScale( 0.0, 10.0 );
+
+            break;
+        }
+    }
+
+    QwtDialSimpleNeedle *needle = new QwtDialSimpleNeedle(
+        QwtDialSimpleNeedle::Arrow, true, needleColor,
+        QColor( Qt::gray ).light( 130 ) );
+    dial->setNeedle( needle );
+
+    //const QColor base( QColor( "DimGray" ) );
+    const QColor base( QColor( Qt::darkGray ).dark( 150 ) );
+
+    QPalette palette;
+    palette.setColor( QPalette::Base, base );
+    palette.setColor( QPalette::Window, base.dark( 150 ) );
+    palette.setColor( QPalette::Mid, base.dark( 110 ) );
+    palette.setColor( QPalette::Light, base.light( 170 ) );
+    palette.setColor( QPalette::Dark, base.dark( 170 ) );
+    palette.setColor( QPalette::Text, base.dark( 200 ).light( 800 ) );
+    palette.setColor( QPalette::WindowText, base.dark( 200 ) );
+
+    dial->setPalette( palette );
+    dial->setLineWidth( 4 );
+    dial->setFrameShadow( QwtDial::Sunken );
+
+    return dial;
+}
+
+void DialBox::setNum( double v )
+{
+    QString text;
+    text.setNum( v, 'f', 2 );
+
+    d_label->setText( text );
+}