C# ZedGraph.Fill类代码示例

 /// <summary>
 /// Constructor that sets the color property to the specified value, and sets
 /// the remaining <see cref="Line"/> properties to default
 /// values as defined in the <see cref="Default"/> class.
 /// </summary>
 /// <param name="color">The color to assign to this new Line object</param>
 public Line(Color color)
 {
     _width = Default.Width;
     _style = Default.Style;
     _dashOn = Default.DashOn;
     _dashOff = Default.DashOff;
     _isVisible = Default.IsVisible;
     _color = color.IsEmpty ? Default.Color : color;
     _stepType = Default.StepType;
     _isAntiAlias = Default.IsAntiAlias;
     _isSmooth = Default.IsSmooth;
     _smoothTension = Default.SmoothTension;
     _fill = new Fill(Default.FillColor, Default.FillBrush, Default.FillType);
 }

		/// <summary>
		/// The Copy Constructor
		/// </summary>
		/// <param name="rhs">The XAxis object from which to copy</param>
		public Legend( Legend rhs )
		{
			_rect = rhs.Rect;
			_position = rhs.Position;
			_isHStack = rhs.IsHStack;
			_isVisible = rhs.IsVisible;

			_location = rhs.Location;
			_border = rhs.Border.Clone();
			_fill = rhs.Fill.Clone();

			_fontSpec = rhs.FontSpec.Clone();

			_gap = rhs._gap;

			_isReverse = rhs._isReverse;

			_isShowLegendSymbols = rhs._isShowLegendSymbols;
		}

 /// <summary>
 /// The Copy Constructor
 /// </summary>
 /// <param name="rhs">The Bar object from which to copy</param>
 public Bar( Bar rhs )
 {
     this.border = (Border) rhs.Border.Clone();
      this.fill = (Fill) rhs.Fill.Clone();
 }

		/// <summary>
		/// Constructor for deserializing objects
		/// </summary>
		/// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data
		/// </param>
		/// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data
		/// </param>
		protected BoxObj( SerializationInfo info, StreamingContext context ) : base( info, context )
		{
			// The schema value is just a file version parameter.  You can use it to make future versions
			// backwards compatible as new member variables are added to classes
			int sch = info.GetInt32( "schema2" );

			_fill = (Fill) info.GetValue( "fill", typeof(Fill) );
			_border = (Border) info.GetValue( "border", typeof(Border) );
		}

        /// <summary>
        /// The Copy Constructor
        /// </summary>
        /// <param name="rhs">The LineBase object from which to copy</param>
        public LineBase( LineBase rhs )
        {
            _width = rhs._width;
            _style = rhs._style;
            _customDashes = rhs._customDashes;
            _dashOn = rhs._dashOn;
            _dashOff = rhs._dashOff;

            _isVisible = rhs._isVisible;
            _color = rhs._color;

            _isAntiAlias = rhs._isAntiAlias;
            _gradientFill = new Fill( rhs._gradientFill );
        }

        /// <summary>
        /// Constructor for deserializing objects
        /// </summary>
        /// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data
        /// </param>
        /// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data
        /// </param>
        protected PieItem( SerializationInfo info, StreamingContext context )
            : base(info, context)
        {
            // The schema value is just a file version parameter.  You can use it to make future versions
            // backwards compatible as new member variables are added to classes
            int sch = info.GetInt32( "schema2" );

            _displacement = info.GetDouble( "displacement" );
            _labelDetail = (TextObj)info.GetValue( "labelDetail", typeof( TextObj ) );
            _fill = (Fill)info.GetValue( "fill", typeof( Fill ) );
            _border = (Border)info.GetValue( "border", typeof( Border ) );
            _pieValue = info.GetDouble( "pieValue" );
            _labelType = (PieLabelType)info.GetValue( "labelType", typeof( PieLabelType ) );
            _intersectionPoint = (PointF)info.GetValue( "intersectionPoint", typeof( PointF ) );
            _boundingRectangle = (RectangleF)info.GetValue( "boundingRectangle", typeof( RectangleF ) );
            _pivotPoint = (PointF)info.GetValue( "pivotPoint", typeof( PointF ) );
            _endPoint = (PointF)info.GetValue( "endPoint", typeof( PointF ) );
            // _slicePath = (GraphicsPath)info.GetValue( "slicePath", typeof( GraphicsPath ) );
            _startAngle = (float)info.GetDouble( "startAngle" );
            _sweepAngle = (float)info.GetDouble( "sweepAngle" );
            _midAngle = (float)info.GetDouble( "midAngle" );
            _labelStr = info.GetString( "labelStr" );
            _valueDecimalDigits = info.GetInt32( "valueDecimalDigits" );
            _percentDecimalDigits = info.GetInt32( "percentDecimalDigits" );
        }

 /// <summary>
 /// The Copy Constructor
 /// </summary>
 /// <param name="rhs">The Line object from which to copy</param>
 public Line( Line rhs )
 {
     width = rhs.Width;
     style = rhs.Style;
     isVisible = rhs.IsVisible;
     color = rhs.Color;
     stepType = rhs.StepType;
     isSmooth = rhs.IsSmooth;
     smoothTension = rhs.SmoothTension;
     fill = (Fill) rhs.Fill.Clone();
 }

        /// <summary>
        /// Constructor for deserializing objects
        /// </summary>
        /// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data
        /// </param>
        /// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data
        /// </param>
        protected Line( SerializationInfo info, StreamingContext context )
            : base(info, context)
        {
            // The schema value is just a file version parameter.  You can use it to make future versions
            // backwards compatible as new member variables are added to classes
            int sch = info.GetInt32( "schema" );

            _isSmooth = info.GetBoolean( "isSmooth" );
            _smoothTension = info.GetSingle( "smoothTension" );
            _stepType = (StepType)info.GetValue( "stepType", typeof( StepType ) );
            _fill = (Fill)info.GetValue( "fill", typeof( Fill ) );
        }

        /// <summary>
        /// Create a fill brush using current properties.  This method will construct a brush based on the
        /// settings of <see cref="ZedGraph.Fill.Type"/>, <see cref="ZedGraph.Fill.Color"/>
        /// and <see cref="ZedGraph.Fill.Brush"/>.  If
        /// <see cref="ZedGraph.Fill.Type"/> is set to <see cref="ZedGraph.FillType.Brush"/> and
        /// <see cref="ZedGraph.Fill.Brush"/>
        /// is null, then a <see cref="LinearGradientBrush"/> will be created between the colors of
        /// <see cref="System.Drawing.Color.White"/> and <see cref="ZedGraph.Fill.Color"/>.
        /// </summary>
        /// <param name="rect">A rectangle that bounds the object to be filled.  This determines
        /// the start and end of the gradient fill.</param>
        /// <param name="dataValue">The data value to be used for a value-based
        /// color gradient.  This is only applicable for <see cref="FillType.GradientByX"/>,
        /// <see cref="FillType.GradientByY"/> or <see cref="FillType.GradientByZ"/>.</param>
        /// <returns>A <see cref="System.Drawing.Brush"/> class representing the fill brush</returns>
        public Brush MakeBrush( RectangleF rect, PointPair dataValue )
        {
            // get a brush
            if ( this.IsVisible && ( !_color.IsEmpty || _brush != null ) )
            {
                if ( rect.Height < 1.0F )
                    rect.Height = 1.0F;
                if ( rect.Width < 1.0F )
                    rect.Width = 1.0F;

                //Brush	brush;
                if ( _type == FillType.Brush )
                {
                    return ScaleBrush( rect, _brush, _isScaled );
                }
                else if ( IsGradientValueType )
                {
                    if ( dataValue != null )
                    {
                        if ( !_secondaryValueGradientColor.IsEmpty )
                        {
                            // Go ahead and create a new Fill so we can do all the scaling, etc.,
                            // that is associated with a gradient
                            Fill tmpFill = new Fill( _secondaryValueGradientColor,
                                    GetGradientColor( dataValue ), _angle );
                            return tmpFill.MakeBrush( rect );
                        }
                        else
                            return new SolidBrush( GetGradientColor( dataValue ) );
                    }
                    else if ( _rangeDefault != double.MaxValue )
                    {
                        if ( !_secondaryValueGradientColor.IsEmpty )
                        {
                            // Go ahead and create a new Fill so we can do all the scaling, etc.,
                            // that is associated with a gradient
                            Fill tmpFill = new Fill( _secondaryValueGradientColor,
                                    GetGradientColor( _rangeDefault ), _angle );
                            return tmpFill.MakeBrush( rect );
                        }
                        else
                            return new SolidBrush( GetGradientColor( _rangeDefault ) );
                    }
                    else
                        return ScaleBrush( rect, _brush, true );
                }
                else
                    return new SolidBrush( _color );
            }

            // Always return a suitable default
            return new SolidBrush( Color.White );
        }

        /// <summary>
        /// Constructor for deserializing objects
        /// </summary>
        /// <param name="info">A <see cref="SerializationInfo"/> instance that defines the serialized data
        /// </param>
        /// <param name="context">A <see cref="StreamingContext"/> instance that contains the serialized data
        /// </param>
        protected GasGaugeRegion(SerializationInfo info, StreamingContext context)
            : base(info, context)
        {
            // The schema value is just a file version parameter. You can use it to make future versions
            // backwards compatible as new member variables are added to classes
            int sch = info.GetInt32("schema2");

            _labelDetail = (TextObj) info.GetValue("labelDetail", typeof (TextObj));
            _fill = (Fill) info.GetValue("fill", typeof (Fill));
            _border = (Border) info.GetValue("border", typeof (Border));
            _color = (Color) info.GetValue("color", typeof (Color));
            _minValue = info.GetDouble("minValue");
            _maxValue = info.GetDouble("maxValue");
            _startAngle = (float) info.GetDouble("startAngle");
            _sweepAngle = (float) info.GetDouble("sweepAngle");
            _boundingRectangle = (RectangleF) info.GetValue("boundingRectangle", typeof (RectangleF));
            _slicePath = (GraphicsPath) info.GetValue("slicePath", typeof (GraphicsPath));
        }

        /// <summary>
        /// Calculate the values needed to properly display this <see cref="GasGaugeRegion"/>.
        /// </summary>
        /// <param name="pane">
        /// A graphic device object to be drawn into. This is normally e.Graphics from the
        /// PaintEventArgs argument to the Paint() method.
        /// </param>
        public static void CalculateGasGuageParameters(GraphPane pane)
        {
            //loop thru slices and get total value and maxDisplacement
            double minVal = double.MaxValue;
            double maxVal = double.MinValue;
            foreach (CurveItem curve in pane.CurveList)
                if (curve is GasGaugeRegion) {
                    GasGaugeRegion ggr = (GasGaugeRegion) curve;
                    if (maxVal < ggr.MaxValue)
                        maxVal = ggr.MaxValue;

                    if (minVal > ggr.MinValue)
                        minVal = ggr.MinValue;
                }

            //Calculate start and sweep angles for each of the GasGaugeRegion based on teh min and max value
            foreach (CurveItem curve in pane.CurveList) {
                if (curve is GasGaugeRegion) {
                    GasGaugeRegion ggr = (GasGaugeRegion) curve;
                    float start = ((float) ggr.MinValue - (float) minVal)/((float) maxVal - (float) minVal)*180.0f;
                    float sweep = ((float) ggr.MaxValue - (float) minVal)/((float) maxVal - (float) minVal)*180.0f;
                    sweep = sweep - start;

                    Fill f = new Fill(Color.White, ggr.RegionColor, -(sweep/2f));
                    ggr.Fill = f;

                    ggr.StartAngle = start;
                    ggr.SweepAngle = sweep;
                }
            }
        }

 /// <summary>
 /// The Copy Constructor
 /// </summary>
 /// <param name="rhs">The Bar object from which to copy</param>
 public Bar(Bar rhs)
 {
     _border = rhs.Border.Clone();
     _fill = rhs.Fill.Clone();
 }

		/// <summary>
		/// Default constructor for the <see cref="PaneBase"/> class.  Specifies the <see cref="Title"/> of
		/// the <see cref="PaneBase"/>, and the size of the <see cref="Rect"/>.
		/// </summary>
		public PaneBase( string title, RectangleF paneRect )
		{
			_rect = paneRect;

			_legend = new Legend();
				
			_baseDimension = Default.BaseDimension;
			_margin = new Margin();
			_titleGap = Default.TitleGap;

			_isFontsScaled = Default.IsFontsScaled;
			_isPenWidthScaled = Default.IsPenWidthScaled;
			_fill = new Fill( Default.FillColor );
			_border = new Border( Default.IsBorderVisible, Default.BorderColor,
				Default.BorderPenWidth );

			_title = new GapLabel( title, Default.FontFamily,
				Default.FontSize, Default.FontColor, Default.FontBold,
				Default.FontItalic, Default.FontUnderline );
			_title._fontSpec.Fill.IsVisible = false;
			_title._fontSpec.Border.IsVisible = false;

			_graphObjList = new GraphObjList();
			
			_tag = null;
		}

        /// <summary>
        /// The Copy Constructor
        /// </summary>
        /// <param name="rhs">The Fill object from which to copy</param>
        public Fill( Fill rhs )
        {
            _color = rhs._color;
            _secondaryValueGradientColor = rhs._color;

            if ( rhs._brush != null )
                _brush = (Brush) rhs._brush.Clone();
            else
                _brush = null;
            _type = rhs._type;
            _alignH = rhs.AlignH;
            _alignV = rhs.AlignV;
            _isScaled = rhs.IsScaled;
            _rangeMin = rhs._rangeMin;
            _rangeMax = rhs._rangeMax;
            _rangeDefault = rhs._rangeDefault;
            _gradientBM = null;

            if ( rhs._colorList != null )
                _colorList = (Color[]) rhs._colorList.Clone();
            else
                _colorList = null;

            if ( rhs._positionList != null )
            {
                _positionList = (float[]) rhs._positionList.Clone();
            }
            else
                _positionList = null;

            if ( rhs._image != null )
                _image = (Image) rhs._image.Clone();
            else
                _image = null;

            _angle = rhs._angle;
            _wrapMode = rhs._wrapMode;
        }

		/// <summary>
		/// Copy constructor
		/// </summary>
		/// <param name="rhs">The source <see cref="Chart" /> to be copied.</param>
		public Chart( Chart rhs )
		{
			_border = rhs._border.Clone();
			_fill = rhs._fill.Clone();
			_rect = rhs._rect;
			_isRectAuto = rhs._isRectAuto;
		}