reducing the memory used for QskGradient

src/common/QskGradient.cpp

@@ -77,26 +77,31 @@ static inline QTransform qskTransformForRect( int stretch, const QRectF& rect )
 }
     
 QskGradient::QskGradient( const QColor& color )
+    : QskGradient()
 {
     setStops( color );
 }
 
 QskGradient::QskGradient( const QColor& color1, const QColor& color2 )
+    : QskGradient()
 {
     setStops( color1, color2 );
 }
 
 QskGradient::QskGradient( QGradient::Preset preset )
+    : QskGradient()
 {
     setStops( qskBuildGradientStops( QGradient( preset ).stops() ) );
 }
 
 QskGradient::QskGradient( const QVector< QskGradientStop >& stops )
+    : QskGradient()
 {
     setStops( stops );
 }
 
 QskGradient::QskGradient( const QGradient& qGradient )
+    : QskGradient()
 {
     switch( qGradient.type() )
     {
@@ -421,8 +426,7 @@ void QskGradient::stretchTo( const QRectF& rect )
             transform.map( m_values[0], m_values[1], &m_values[0], &m_values[1] );
 
 #if 1
-            const auto radius = transform.map( QPointF( m_values[2], m_values[2] ) );
+            m_values[2] *= qMin( rect.width(), rect.height() );
-            m_values[2] = qMin( radius.x(), radius.y() );
 #endif
 
             break;

src/common/QskGradient.h

@@ -69,7 +69,7 @@ class QSK_EXPORT QskGradient
     };
     Q_ENUM( StretchMode )
 
-    QskGradient() noexcept = default;
+    QskGradient() noexcept;
 
     QskGradient( Qt::GlobalColor );
     QskGradient( QRgb );
@@ -177,18 +177,29 @@ class QSK_EXPORT QskGradient
      */
     qreal m_values[4] = {};
 
-    Type m_type = Stops;
+    unsigned int m_type : 3;
-    SpreadMode m_spreadMode = PadSpread;
+    unsigned int m_spreadMode : 3;
-    StretchMode m_stretchMode = StretchToSize;
+    unsigned int m_stretchMode : 3;
 
-    mutable bool m_isDirty = false;
+    mutable bool m_isDirty : 1;
-    mutable bool m_isValid = false;
+    mutable bool m_isValid : 1;
-    mutable bool m_isMonchrome = true;
+    mutable bool m_isMonchrome : 1;
-    mutable bool m_isVisible = false;
+    mutable bool m_isVisible : 1;
 };
 
 Q_DECLARE_METATYPE( QskGradient )
 
+inline QskGradient::QskGradient() noexcept
+    : m_type( Stops )
+    , m_spreadMode( PadSpread )
+    , m_stretchMode( StretchToSize )
+    , m_isDirty( false )
+    , m_isValid( false )
+    , m_isMonchrome( true )
+    , m_isVisible( false )
+{
+}
+
 inline QskGradient::QskGradient( Qt::GlobalColor color )
     : QskGradient( QColor( color ) )
 {
@@ -206,7 +217,7 @@ inline bool QskGradient::operator!=( const QskGradient& other ) const noexcept
 
 inline QskGradient::Type QskGradient::type() const noexcept
 {
-    return m_type;
+    return static_cast< Type >( m_type );
 }
 
 inline const QskGradientStops& QskGradient::stops() const noexcept
@@ -255,12 +266,12 @@ inline QRgb QskGradient::rgbEnd() const
 
 inline QskGradient::SpreadMode QskGradient::spreadMode() const noexcept
 {
-    return m_spreadMode;
+    return static_cast< SpreadMode >( m_spreadMode );
 }
 
 inline QskGradient::StretchMode QskGradient::stretchMode() const noexcept
 {
-    return m_stretchMode;
+    return static_cast< StretchMode >( m_stretchMode );
 }
 
 #ifndef QT_NO_DEBUG_STREAM