/// <summary>
/// Initializes a new instance of the <see cref="GasGaugeRegion"/> class.
/// Create a new <see cref="GasGaugeRegion"/>
/// </summary>
/// <param name="label">
/// The value associated with this <see cref="GasGaugeRegion"/> instance.
/// </param>
/// <param name="minVal">
/// The minimum value of this <see cref="GasGaugeNeedle"/>.
/// </param>
/// <param name="maxVal">
/// The maximum value of this <see cref="GasGaugeNeedle"/>.
/// </param>
/// <param name="color">
/// The display color for this <see cref="GasGaugeRegion"/> instance.
/// </param>
public GasGaugeRegion(string label, double minVal, double maxVal, Color color)
: base(label)
{
this.MinValue = minVal;
this.MaxValue = maxVal;
this.RegionColor = color;
this.StartAngle = 0f;
this.SweepAngle = 0f;
this._border = new Border(Default.BorderColor, Default.BorderWidth);
this._labelDetail = new TextObj();
this._labelDetail.FontSpec.Size = Default.FontSize;
this._slicePath = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="GasGaugeRegion"/> class.
/// The Copy Constructor
/// </summary>
/// <param name="ggr">
/// The <see cref="GasGaugeRegion"/> object from which to copy
/// </param>
public GasGaugeRegion(GasGaugeRegion ggr)
: base(ggr)
{
this._minValue = ggr._minValue;
this._maxValue = ggr._maxValue;
this._color = ggr._color;
this._startAngle = ggr._startAngle;
this._sweepAngle = ggr._sweepAngle;
this._border = ggr._border.Clone();
this._labelDetail = ggr._labelDetail.Clone();
}
/// <summary>
/// Initializes a new instance of the <see cref="GasGaugeRegion"/> class.
/// 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");
this._labelDetail = (TextObj)info.GetValue("labelDetail", typeof(TextObj));
this._fill = (Fill)info.GetValue("fill", typeof(Fill));
this._border = (Border)info.GetValue("border", typeof(Border));
this._color = (Color)info.GetValue("color", typeof(Color));
this._minValue = info.GetDouble("minValue");
this._maxValue = info.GetDouble("maxValue");
this._startAngle = (float)info.GetDouble("startAngle");
this._sweepAngle = (float)info.GetDouble("sweepAngle");
this._boundingRectangle = (RectangleF)info.GetValue("boundingRectangle", typeof(RectangleF));
this._slicePath = (GraphicsPath)info.GetValue("slicePath", typeof(GraphicsPath));
}
/// <summary>
/// Initializes a new instance of the <see cref="PieItem"/> class.
/// 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");
this._displacement = info.GetDouble("displacement");
this._labelDetail = (TextObj)info.GetValue("labelDetail", typeof(TextObj));
this._fill = (Fill)info.GetValue("fill", typeof(Fill));
this._border = (Border)info.GetValue("border", typeof(Border));
this._pieValue = info.GetDouble("pieValue");
this._labelType = (PieLabelType)info.GetValue("labelType", typeof(PieLabelType));
this._intersectionPoint = (PointF)info.GetValue("intersectionPoint", typeof(PointF));
this._boundingRectangle = (RectangleF)info.GetValue("boundingRectangle", typeof(RectangleF));
this._pivotPoint = (PointF)info.GetValue("pivotPoint", typeof(PointF));
this._endPoint = (PointF)info.GetValue("endPoint", typeof(PointF));
// _slicePath = (GraphicsPath)info.GetValue( "slicePath", typeof( GraphicsPath ) );
this._startAngle = (float)info.GetDouble("startAngle");
this._sweepAngle = (float)info.GetDouble("sweepAngle");
this._midAngle = (float)info.GetDouble("midAngle");
this._labelStr = info.GetString("labelStr");
this._valueDecimalDigits = info.GetInt32("valueDecimalDigits");
this._percentDecimalDigits = info.GetInt32("percentDecimalDigits");
}
/// <summary>
/// Initializes a new instance of the <see cref="TextObj"/> class.
/// The Copy Constructor
/// </summary>
/// <param name="rhs">
/// The <see cref="TextObj"/> object from which to copy
/// </param>
public TextObj(TextObj rhs)
: base(rhs)
{
this._text = rhs.Text;
this._fontSpec = new FontSpec(rhs.FontSpec);
}
/// <summary>
/// Initializes a new instance of the <see cref="PieItem"/> class.
/// The Copy Constructor
/// </summary>
/// <param name="rhs">
/// The <see cref="PieItem"/> object from which to copy
/// </param>
public PieItem(PieItem rhs)
: base(rhs)
{
this._pieValue = rhs._pieValue;
this._fill = rhs._fill.Clone();
this.Border = rhs._border.Clone();
this._displacement = rhs._displacement;
this._labelDetail = rhs._labelDetail.Clone();
this._labelType = rhs._labelType;
this._valueDecimalDigits = rhs._valueDecimalDigits;
this._percentDecimalDigits = rhs._percentDecimalDigits;
}
/// <summary>
/// Initializes a new instance of the <see cref="PieItem"/> class.
/// Create a new <see cref="PieItem"/>.
/// </summary>
/// <param name="pieValue">
/// The value associated with this <see cref="PieItem"/> instance.
/// </param>
/// <param name="color">
/// The display color for this <see cref="PieItem"/> instance.
/// </param>
/// <param name="displacement">
/// The amount this <see cref="PieItem"/> instance will be displaced from the center point.
/// </param>
/// <param name="label">
/// Text label for this <see cref="PieItem"/> instance.
/// </param>
public PieItem(double pieValue, Color color, double displacement, string label)
: base(label)
{
this._pieValue = pieValue;
this._fill = new Fill(color.IsEmpty ? _rotator.NextColor : color);
this._displacement = displacement;
this._border = new Border(Default.BorderColor, Default.BorderWidth);
this._labelDetail = new TextObj();
this._labelDetail.FontSpec.Size = Default.FontSize;
this._labelType = Default.LabelType;
this._valueDecimalDigits = Default.ValueDecimalDigits;
this._percentDecimalDigits = Default.PercentDecimalDigits;
this._slicePath = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="GasGaugeNeedle"/> class.
/// Create a new <see cref="GasGaugeNeedle"/>
/// </summary>
/// <param name="label">
/// The value associated with this <see cref="GasGaugeNeedle"/>
/// instance.
/// </param>
/// <param name="val">
/// The value of this <see cref="GasGaugeNeedle"/>.
/// </param>
/// <param name="color">
/// The display color for this <see cref="GasGaugeNeedle"/>
/// instance.
/// </param>
public GasGaugeNeedle(string label, double val, Color color)
: base(label)
{
this.NeedleValue = val;
this.NeedleColor = color;
this.NeedleWidth = Default.NeedleWidth;
this.SweepAngle = 0f;
this._border = new Border(Default.BorderColor, Default.BorderWidth);
this._labelDetail = new TextObj();
this._labelDetail.FontSpec.Size = Default.FontSize;
this._slicePath = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="GasGaugeNeedle"/> class.
/// The Copy Constructor
/// </summary>
/// <param name="ggn">
/// The <see cref="GasGaugeNeedle"/> object from which to copy
/// </param>
public GasGaugeNeedle(GasGaugeNeedle ggn)
: base(ggn)
{
this.NeedleValue = ggn.NeedleValue;
this.NeedleColor = ggn.NeedleColor;
this.NeedleWidth = ggn.NeedleWidth;
this.SweepAngle = ggn.SweepAngle;
this._border = ggn.Border.Clone();
this._labelDetail = ggn.LabelDetail.Clone();
this._labelDetail.FontSpec.Size = ggn.LabelDetail.FontSpec.Size;
}
/// <summary>
/// Create a <see cref="TextObj"/> for each bar in the <see cref="GraphPane"/>.
/// </summary>
/// <remarks>
/// This method will go through the bars, create a label that corresponds to the bar value, and place it on the graph depending on user preferences.
/// This works for horizontal or vertical bars in clusters or stacks, but only for <see cref="BarItem"/> types. This method does not apply to
/// <see cref="ErrorBarItem"/> or <see cref="HiLowBarItem"/> objects. Call this method only after calling <see cref="GraphPane.AxisChange()"/>.
/// </remarks>
/// <param name="pane">
/// The GraphPane in which to place the text labels.
/// </param>
/// <param name="isBarCenter">
/// true to center the labels inside the bars, false to place the labels just above the top of the bar.
/// </param>
/// <param name="valueFormat">
/// The double.ToString string format to use for creating the labels.
/// </param>
/// <param name="fontFamily">
/// The string name of the font family to use for the labels
/// </param>
/// <param name="fontSize">
/// The floating point size of the font, in scaled points
/// </param>
/// <param name="fontColor">
/// The color in which to draw the labels
/// </param>
/// <param name="isBold">
/// true for a bold font type, false otherwise
/// </param>
/// <param name="isItalic">
/// true for an italic font type, false otherwise
/// </param>
/// <param name="isUnderline">
/// true for an underline font type, false otherwise
/// </param>
public static void CreateBarLabels(
GraphPane pane,
bool isBarCenter,
string valueFormat,
string fontFamily,
float fontSize,
Color fontColor,
bool isBold,
bool isItalic,
bool isUnderline)
{
bool isVertical = pane.BarSettings.Base == BarBase.X;
// keep a count of the number of BarItems
int curveIndex = 0;
// Get a valuehandler to do some calculations for us
ValueHandler valueHandler = new ValueHandler(pane, true);
// Loop through each curve in the list
foreach (CurveItem curve in pane.CurveList)
{
// work with BarItems only
BarItem bar = curve as BarItem;
if (bar != null)
{
IPointList points = curve.Points;
// ADD JKB 9/21/07
// The labelOffset should depend on whether the curve is YAxis or Y2Axis.
// JHC - Generalize to any value axis
// Make the gap between the bars and the labels = 1.5% of the axis range
float labelOffset;
Scale scale = curve.ValueAxis(pane).Scale;
labelOffset = (float)(scale._max - scale._min) * 0.015f;
// Loop through each point in the BarItem
for (int i = 0; i < points.Count; i++)
{
// Get the high, low and base values for the current bar
// note that this method will automatically calculate the "effective"
// values if the bar is stacked
double baseVal, lowVal, hiVal;
valueHandler.GetValues(curve, i, out baseVal, out lowVal, out hiVal);
// Get the value that corresponds to the center of the bar base
// This method figures out how the bars are positioned within a cluster
float centerVal = (float)valueHandler.BarCenterValue(bar, bar.GetBarWidth(pane), i, baseVal, curveIndex);
// Create a text label -- note that we have to go back to the original point
// data for this, since hiVal and lowVal could be "effective" values from a bar stack
string barLabelText = (isVertical ? points[i].Y : points[i].X).ToString(valueFormat);
// Calculate the position of the label -- this is either the X or the Y coordinate
// depending on whether they are horizontal or vertical bars, respectively
float position;
if (isBarCenter)
{
position = (float)(hiVal + lowVal) / 2.0f;
}
else if (hiVal >= 0)
{
position = (float)hiVal + labelOffset;
}
else
{
position = (float)hiVal - labelOffset;
}
// Create the new TextObj
TextObj label;
if (isVertical)
{
label = new TextObj(barLabelText, centerVal, position);
}
else
{
label = new TextObj(barLabelText, position, centerVal);
}
label.FontSpec.Family = fontFamily;
// Configure the TextObj
// CHANGE JKB 9/21/07
// CoordinateFrame should depend on whether curve is YAxis or Y2Axis.
label.Location.CoordinateFrame = (isVertical && curve.IsY2Axis) ? CoordType.AxisXY2Scale : CoordType.AxisXYScale;
label.FontSpec.Size = fontSize;
label.FontSpec.FontColor = fontColor;
label.FontSpec.IsItalic = isItalic;
label.FontSpec.IsBold = isBold;
label.FontSpec.IsUnderline = isUnderline;
label.FontSpec.Angle = isVertical ? 90 : 0;
label.Location.AlignH = isBarCenter ? AlignH.Center : (hiVal >= 0 ? AlignH.Left : AlignH.Right);
label.Location.AlignV = AlignV.Center;
label.FontSpec.Border.IsVisible = false;
label.FontSpec.Fill.IsVisible = false;
// Add the TextObj to the GraphPane
pane.GraphObjList.Add(label);
}
curveIndex++;
}
}
}
