/// <summary>
/// Draws a point on the target. The coordinates given are scene coordinates.
/// </summary>
/// <param name="target"></param>
/// <param name="x">The x coordinate.</param>
/// <param name="y">The y coordinate.</param>
/// <param name="color">Color.</param>
/// <param name="size">Size.</param>
protected override void DrawPoint(Target2DWrapper <RenderContext> target, double x, double y, int color, double size)
{
size = ToPixels(size);
var center = Tranform(x, y, -size / 2.0d, -size / 2.0d);
target.Render().DrawPoint(center, size, size, color.ToColor());
}
/// <summary>
/// Draws text.
/// </summary>
/// <param name="target"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="text"></param>
/// <param name="color"></param>
/// <param name="size"></param>
/// <param name="haloColor"></param>
/// <param name="haloRadius"></param>
/// <param name="fontName"></param>
protected override void DrawText(Target2DWrapper <RenderContext> target, double x, double y, string text, int color, double size,
int?haloColor, int?haloRadius, string fontName)
{
size = ToPixels(size);
var point = Tranform(x, y);
target.Render().DrawText(text, point, new Typeface(fontName), size, color.ToColor(), haloColor.ToColor(), haloRadius);
}
/// <summary>
/// Draws a polygon on the target. The coordinates given are scene coordinates.
/// </summary>
/// <param name="target"></param>
/// <param name="x">The x coordinate.</param>
/// <param name="y">The y coordinate.</param>
/// <param name="color">Color.</param>
/// <param name="width">Width.</param>
/// <param name="fill">If set to <c>true</c> fill.</param>
protected override void DrawPolygon(Target2DWrapper <RenderContext> target, double[] x, double[] y, int color,
double width, bool fill)
{
width = ToPixels(width);
var points = new Point[x.Length];
for (var idx = 0; idx < x.Length; idx++)
{
points[idx] = Tranform(x[idx], y[idx]);
}
target.Render().DrawPolygon(points, width, color.ToColor(), fill);
}
/// <summary>
/// Draws a line on the target. The coordinates given are scene coordinates.
/// </summary>
/// <param name="target"></param>
/// <param name="x">The x coordinate.</param>
/// <param name="y">The y coordinate.</param>
/// <param name="color">Color.</param>
/// <param name="width">Width.</param>
/// <param name="lineJoin"></param>
/// <param name="dashes"></param>
protected override void DrawLine(Target2DWrapper <RenderContext> target, double[] x, double[] y, int color, double width,
LineJoin lineJoin, int[] dashes)
{
width = ToPixels(width);
var points = new Point[x.Length];
for (var idx = 0; idx < x.Length; idx++)
{
points[idx] = Tranform(x[idx], y[idx]);
}
target.Render().DrawLine(points, width, color.ToColor(), PenLineCap.Round, PenLineCap.Round,
lineJoin.ToPenLineJoin(), dashes.ToDashStyle(0));
}
/// <summary>
/// Draws text along a line.
/// </summary>
/// <param name="target"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="text"></param>
/// <param name="color"></param>
/// <param name="size"></param>
/// <param name="haloColor"></param>
/// <param name="haloRadius"></param>
/// <param name="fontName"></param>
protected override void DrawLineText(Target2DWrapper <RenderContext> target, double[] x, double[] y, string text, int color,
double size, int?haloColor, int?haloRadius, string fontName)
{
if (x.Length > 1)
{
size = ToPixels(size);
var points = new Point[x.Length];
for (var idx = 0; idx < x.Length; idx++)
{
points[idx] = Tranform(x[idx], y[idx]);
}
target.Render().DrawTextLine(text, points, new Typeface(fontName), size, color.ToColor(), haloColor.ToColor(), haloRadius);
}
}
/// <summary>
/// Draws an icon unscaled but at the given scene coordinates.
/// </summary>
/// <param name="target"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="imageData"></param>
protected override void DrawIcon(Target2DWrapper <RenderContext> target, double x, double y, byte[] imageData)
{
using (var stream = new MemoryStream(imageData))
{
var imageSource = new BitmapImage();
imageSource.BeginInit();
imageSource.CacheOption = BitmapCacheOption.OnLoad;
imageSource.StreamSource = stream;
imageSource.EndInit();
var leftTop = Tranform(x, y);
leftTop.Offset(-imageSource.Width / 2, -imageSource.Height / 2);
target.Render().DrawImage(leftTop, imageSource);
}
}
/// <summary>
/// Draws an image.
/// </summary>
/// <param name="target"></param>
/// <param name="left"></param>
/// <param name="top"></param>
/// <param name="right"></param>
/// <param name="bottom"></param>
/// <param name="nativeImage"></param>
protected override void DrawImage(Target2DWrapper <RenderContext> target, double left, double top, double right,
double bottom, INativeImage nativeImage)
{
var wpfNativeImage = nativeImage as NativeImage;
if (wpfNativeImage != null)
{
var leftTop = Tranform(left, top);
var rightBottom = Tranform(right, bottom);
var width = rightBottom.X - leftTop.X;
var height = rightBottom.Y - leftTop.Y;
var destRect = new Rect(leftTop, new Size(width, height));
target.Render().DrawImage(destRect, wpfNativeImage.Image);
}
}
/// <summary>
/// Draws the backcolor.
/// </summary>
/// <param name="target"></param>
/// <param name="backColor"></param>
protected override void DrawBackColor(Target2DWrapper <RenderContext> target, int backColor)
{
target.Render().DrawRectangle(backColor.ToBrush(), null, target.Target.RenderRect);
}
