/// <summary>
/// Draws an ellipse defined by a bounding rectangle specified by
/// a pair of coordinates, a height, and a width.
/// </summary>
/// <param name="pen">Pen object that determines the color, width, and style of the ellipse.</param>
/// <param name="x">x-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse.</param>
/// <param name="y">y-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse.</param>
/// <param name="width">Width of the bounding rectangle that defines the ellipse.</param>
/// <param name="height">Height of the bounding rectangle that defines the ellipse.</param>
internal void DrawEllipse(
Pen pen,
float x,
float y,
float width,
float height
)
{
RenderingObject.DrawEllipse(pen, x, y, width, height);
}
/// <summary>
/// Draws a rectangle specified by a coordinate pair, a width, and a height.
/// </summary>
/// <param name="pen">Pen object that determines the color, width, and style of the rectangle.</param>
/// <param name="x">x-coordinate of the upper-left corner of the rectangle to draw.</param>
/// <param name="y">y-coordinate of the upper-left corner of the rectangle to draw.</param>
/// <param name="width">Width of the rectangle to draw.</param>
/// <param name="height">Height of the rectangle to draw.</param>
internal void DrawRectangle(
Pen pen,
int x,
int y,
int width,
int height
)
{
RenderingObject.DrawRectangle(pen, x, y, width, height);
}
/// <summary>
/// Draws a line connecting the two points specified by coordinate pairs.
/// </summary>
/// <param name="pen">Pen object that determines the color, width, and style of the line.</param>
/// <param name="x1">x-coordinate of the first point.</param>
/// <param name="y1">y-coordinate of the first point.</param>
/// <param name="x2">x-coordinate of the second point.</param>
/// <param name="y2">y-coordinate of the second point.</param>
internal void DrawLine(
Pen pen,
float x1,
float y1,
float x2,
float y2
)
{
RenderingObject.DrawLine(pen, x1, y1, x2, y2);
}
/// <summary>
/// Fills the interior of a rectangle specified by a pair of coordinates, a width, and a height.
/// </summary>
/// <param name="brush">Brush object that determines the characteristics of the fill.</param>
/// <param name="x">x-coordinate of the upper-left corner of the rectangle to fill.</param>
/// <param name="y">y-coordinate of the upper-left corner of the rectangle to fill.</param>
/// <param name="width">Width of the rectangle to fill.</param>
/// <param name="height">Height of the rectangle to fill.</param>
internal void FillRectangle(
Brush brush,
float x,
float y,
float width,
float height
)
{
RenderingObject.FillRectangle(brush, x, y, width, height);
}
internal void StartHotRegion(DataPoint point, bool labelRegion)
{
string empty = string.Empty;
string text = labelRegion ? point.LabelToolTip : point.ToolTip;
empty = (labelRegion ? point.LabelHref : point.Href);
if (empty.Length > 0 || text.Length > 0)
{
RenderingObject.BeginSelection(point.ReplaceKeywords(empty), point.ReplaceKeywords(text));
}
}
/// <summary>
/// Draws a pie shape defined by an ellipse specified by a coordinate pair, a width, and a height and two radial lines.
/// </summary>
/// <param name="pen">Pen object that determines the color, width, and style of the pie shape.</param>
/// <param name="x">x-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
/// <param name="y">y-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
/// <param name="width">Width of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
/// <param name="height">Height of the bounding rectangle that defines the ellipse from which the pie shape comes.</param>
/// <param name="startAngle">Angle measured in degrees clockwise from the x-axis to the first side of the pie shape.</param>
/// <param name="sweepAngle">Angle measured in degrees clockwise from the startAngle parameter to the second side of the pie shape.</param>
internal void DrawPie(
Pen pen,
float x,
float y,
float width,
float height,
float startAngle,
float sweepAngle
)
{
RenderingObject.DrawPie(pen, x, y, width, height, startAngle, sweepAngle);
}
/// <summary>
/// This method starts SVG Selection mode
/// </summary>
/// <param name="point">Data Point which properties are used for SVG selection</param>
/// <param name="labelRegion">Indicates if point label region is processed.</param>
internal void StartHotRegion(DataPoint point, bool labelRegion)
{
string hRef = string.Empty;
string tooltip = (labelRegion) ? point.LabelToolTip : point.ToolTip;
if (hRef.Length > 0 || tooltip.Length > 0)
{
RenderingObject.BeginSelection(
point.ReplaceKeywords(hRef),
point.ReplaceKeywords(tooltip));
}
}
/// <summary>
/// Fills the interior of a pie section defined by an ellipse
/// specified by a pair of coordinates, a width, and a height
/// and two radial lines.
/// </summary>
/// <param name="brush">Brush object that determines the characteristics of the fill.</param>
/// <param name="x">x-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie section comes.</param>
/// <param name="y">y-coordinate of the upper-left corner of the bounding rectangle that defines the ellipse from which the pie section comes.</param>
/// <param name="width">Width of the bounding rectangle that defines the ellipse from which the pie section comes.</param>
/// <param name="height">Height of the bounding rectangle that defines the ellipse from which the pie section comes.</param>
/// <param name="startAngle">Angle in degrees measured clockwise from the x-axis to the first side of the pie section.</param>
/// <param name="sweepAngle">Angle in degrees measured clockwise from the startAngle parameter to the second side of the pie section.</param>
internal void FillPie(
Brush brush,
float x,
float y,
float width,
float height,
float startAngle,
float sweepAngle
)
{
RenderingObject.FillPie(brush, x, y, width, height, startAngle, sweepAngle);
}
/// <summary>
/// Draws the specified portion of the specified Image object at the specified location and with the specified size.
/// </summary>
/// <param name="image">Image object to draw.</param>
/// <param name="destRect">Rectangle structure that specifies the location and size of the drawn image. The image is scaled to fit the rectangle.</param>
/// <param name="srcX">x-coordinate of the upper-left corner of the portion of the source image to draw.</param>
/// <param name="srcY">y-coordinate of the upper-left corner of the portion of the source image to draw.</param>
/// <param name="srcWidth">Width of the portion of the source image to draw.</param>
/// <param name="srcHeight">Height of the portion of the source image to draw.</param>
/// <param name="srcUnit">Member of the GraphicsUnit enumeration that specifies the units of measure used to determine the source rectangle.</param>
/// <param name="imageAttrs">ImageAttributes object that specifies recoloring and gamma information for the image object.</param>
internal void DrawImage(
System.Drawing.Image image,
Rectangle destRect,
float srcX,
float srcY,
float srcWidth,
float srcHeight,
GraphicsUnit srcUnit,
ImageAttributes imageAttrs
)
{
RenderingObject.DrawImage(image, destRect, srcX, srcY, srcWidth, srcHeight, srcUnit, imageAttrs);
}
/// <summary>
/// Draws a GraphicsPath object.
/// </summary>
/// <param name="pen">Pen object that determines the color, width, and style of the path.</param>
/// <param name="path">GraphicsPath object to draw.</param>
internal void DrawPath(
Pen pen,
GraphicsPath path
)
{
// Check if path is empty
if (path == null ||
path.PointCount == 0)
{
return;
}
RenderingObject.DrawPath(pen, path);
}
/// <summary>
/// Fills the interior of a GraphicsPath object.
/// </summary>
/// <param name="brush">Brush object that determines the characteristics of the fill.</param>
/// <param name="path">GraphicsPath object that represents the path to fill.</param>
internal void FillPath(
Brush brush,
GraphicsPath path
)
{
// Check if path is empty
if (path == null ||
path.PointCount == 0)
{
return;
}
RenderingObject.FillPath(brush, path);
}
public void DrawCurve(Pen pen, PointF[] points, int offset, int numberOfSegments, float tension)
{
ChartGraphics chartGraphics = this as ChartGraphics;
if (chartGraphics == null || !chartGraphics.IsMetafile)
{
RenderingObject.DrawCurve(pen, points, offset, numberOfSegments, tension);
return;
}
PointF[] array = null;
if (offset == 0 && numberOfSegments == points.Length - 1)
{
RenderingObject.DrawCurve(pen, points, offset, numberOfSegments, tension);
return;
}
if (offset == 0 && numberOfSegments < points.Length - 1)
{
array = new PointF[numberOfSegments + 2];
for (int i = 0; i < numberOfSegments + 2; i++)
{
array[i] = points[i];
}
}
else if (offset > 0 && offset + numberOfSegments == points.Length - 1)
{
array = new PointF[numberOfSegments + 2];
for (int j = 0; j < numberOfSegments + 2; j++)
{
array[j] = points[offset + j - 1];
}
offset = 1;
}
else if (offset > 0 && offset + numberOfSegments < points.Length - 1)
{
array = new PointF[numberOfSegments + 3];
for (int k = 0; k < numberOfSegments + 3; k++)
{
array[k] = points[offset + k - 1];
}
offset = 1;
}
RenderingObject.DrawCurve(pen, array, offset, numberOfSegments, tension);
}
/// <summary>
/// Draws the specified text string in the specified rectangle with the specified Brush and Font objects using the formatting properties of the specified StringFormat object.
/// </summary>
/// <param name="s">String to draw.</param>
/// <param name="font">Font object that defines the text format of the string.</param>
/// <param name="brush">Brush object that determines the color and texture of the drawn text.</param>
/// <param name="layoutRectangle">RectangleF structure that specifies the location of the drawn text.</param>
/// <param name="format">StringFormat object that specifies formatting properties, such as line spacing and alignment, that are applied to the drawn text.</param>
internal void DrawString(
string s,
Font font,
Brush brush,
RectangleF layoutRectangle,
StringFormat format
)
{
using (StringFormat fmt = (StringFormat)format.Clone())
{
if (IsRightToLeft)
{
fmt.FormatFlags |= StringFormatFlags.DirectionRightToLeft;
}
if (!IsTextClipped && (fmt.FormatFlags & StringFormatFlags.NoClip) != StringFormatFlags.NoClip)
{
fmt.FormatFlags |= StringFormatFlags.NoClip;
}
RenderingObject.DrawString(s, font, brush, layoutRectangle, fmt);
}
}
public void Restore(GraphicsState gstate)
{
RenderingObject.Restore(gstate);
}
public GraphicsState Save()
{
return(RenderingObject.Save());
}
public SizeF MeasureString(string text, Font font)
{
return(RenderingObject.MeasureString(text, font));
}
public SizeF MeasureString(string text, Font font, SizeF layoutArea, StringFormat stringFormat)
{
return(RenderingObject.MeasureString(text, font, layoutArea, stringFormat));
}
public void FillPolygon(Brush brush, PointF[] points)
{
RenderingObject.FillPolygon(brush, points);
}
public void FillRectangle(Brush brush, RectangleF rect)
{
RenderingObject.FillRectangle(brush, rect);
}
public void FillRegion(Brush brush, Region region)
{
RenderingObject.FillRegion(brush, region);
}
public void FillPath(Brush brush, GraphicsPath path, float angle, bool useBrushOffset, bool circularFill)
{
RenderingObject.FillPath(brush, path, angle, useBrushOffset, circularFill);
}
public void BeginSelection(string hRef, string title)
{
RenderingObject.BeginSelection(hRef, title);
}
public void SetClip(GraphicsPath path, CombineMode combineMode)
{
RenderingObject.SetClip(path, combineMode);
}
public void ResetClip()
{
RenderingObject.ResetClip();
}
public void SetClip(RectangleF rect)
{
RenderingObject.SetClip(rect);
}
public void DrawEllipse(Pen pen, RectangleF rect)
{
RenderingObject.DrawEllipse(pen, rect);
}
public void TranslateTransform(float dx, float dy)
{
RenderingObject.TranslateTransform(dx, dy);
}
public void DrawLines(Pen pen, PointF[] points)
{
RenderingObject.DrawLines(pen, points);
}
public void EndSelection()
{
RenderingObject.EndSelection();
}
public void FillPath(Brush brush, GraphicsPath path)
{
RenderingObject.FillPath(brush, path);
}
