| public TransformToImage ( Map map ) : System.Drawing.PointF[] | ||
| map | Map | Map to base coordinates on |
| return | System.Drawing.PointF[] | |
/// <summary>
/// Function that actually renders the linestring
/// </summary>
/// <param name="map"></param>
/// <param name="lineString"></param>
/// <param name="g"></param>
protected override void OnRenderInternal(Map map, LineString lineString, Graphics g)
{
var gp = new GraphicsPath();
gp.AddLines(/*LimitValues(*/lineString.TransformToImage(map)/*)*/);
if (ImmediateMode)
{
var tmp = new List<GraphicsPath>(new[] {gp});
Symbolize(g, map, tmp);
}
else
_graphicsPaths.Add(gp);
}
/// <summary>
/// Function that actually renders the linestring
/// </summary>
/// <param name="map"></param>
/// <param name="lineString"></param>
/// <param name="g"></param>
protected override void OnRenderInternal(Map map, LineString lineString, Graphics g)
{
var gp = new GraphicsPath();
gp.AddLines(/*LimitValues(*/lineString.TransformToImage(map)/*)*/);
_graphicsPaths.Add(gp);
}
/// <summary>
/// Renders a LineString to the map.
/// </summary>
/// <param name="g">Graphics reference</param>
/// <param name="line">LineString to render</param>
/// <param name="pen">Pen style used for rendering</param>
/// <param name="map">Map reference</param>
/// <param name="offset">Offset by which line will be moved to right</param>
public static void DrawLineString(Graphics g, LineString line, Pen pen, Map map, float offset)
{
if (line.Vertices.Count > 1)
{
GraphicsPath gp = new GraphicsPath();
if (offset == 0)
gp.AddLines(/*LimitValues(*/line.TransformToImage(map)/*, ExtremeValueLimit)*/);
else
gp.AddLines(OffsetRight(/*LimitValues(*/line.TransformToImage(map)/*, ExtremeValueLimit)*/, offset));
g.DrawPath(pen, gp);
}
}
//private static void WarpedLabel(MultiLineString line, ref BaseLabel baseLabel, Map map)
//{
// var path = MultiLineStringToPath(line, map, true);
// var pathLabel = new PathLabel(baseLabel.Text, path, 0f, baseLabel.Priority, new LabelBox(path.GetBounds()), baseLabel.Style);
// baseLabel = pathLabel;
//}
//private static void WarpedLabel(LineString line, ref BaseLabel baseLabel, Map map)
//{
// var path = LineStringToPath(line, map, false);
// var pathLabel = new PathLabel(baseLabel.Text, path, 0f, baseLabel.Priority, new LabelBox(path.GetBounds()), baseLabel.Style);
// baseLabel = pathLabel;
//}
/// <summary>
/// Function to transform a linestring to a graphics path for further processing
/// </summary>
/// <param name="lineString">The Linestring</param>
/// <param name="map">The map</param>
///// <param name="useClipping">A value indicating whether clipping should be applied or not</param>
/// <returns>A GraphicsPath</returns>
public static GraphicsPath LineStringToPath(LineString lineString, Map map/*, bool useClipping*/)
{
var gp = new GraphicsPath(FillMode.Alternate);
//if (!useClipping)
gp.AddLines(lineString.TransformToImage(map));
//else
//{
// var bb = map.Envelope;
// var cohenSutherlandLineClipping = new CohenSutherlandLineClipping(bb.Left, bb.Bottom, bb.Right, bb.Top);
// var clippedLineStrings = cohenSutherlandLineClipping.ClipLineString(lineString);
// foreach (var clippedLineString in clippedLineStrings.LineStrings)
// {
// var s = clippedLineString.StartPoint;
// var e = clippedLineString.EndPoint;
// var dx = e.X - s.X;
// //var dy = e.Y - s.Y;
// LineString revcls = null;
// if (dx < 0)
// revcls = ReverseLineString(clippedLineString);
// gp.StartFigure();
// gp.AddLines(revcls == null ? clippedLineString.TransformToImage(map) : revcls.TransformToImage(map));
// }
//}
return gp;
}
/// <summary>
/// Function to transform a linestring to a graphics path for further processing
/// </summary>
/// <param name="lineString">The Linestring</param>
/// <param name="map">The map</param>
///// <param name="useClipping">A value indicating whether clipping should be applied or not</param>
/// <returns>A GraphicsPath</returns>
public static GraphicsPath LineStringToPath(LineString lineString, Map map)
{
var gp = new GraphicsPath(FillMode.Alternate);
gp.AddLines(lineString.TransformToImage(map));
return gp;
}
/// <summary>
/// Renders a LineString to the map.
/// </summary>
/// <param name="g">Graphics reference</param>
/// <param name="line">LineString to render</param>
/// <param name="pen">Pen style used for rendering</param>
/// <param name="map">Map reference</param>
public static void DrawLineString(Graphics g, LineString line, Pen pen, Map map)
{
if (line.Vertices.Count > 1)
{
GraphicsPath gp = new GraphicsPath();
gp.AddLines(LimitValues(line.TransformToImage(map), ExtremeValueLimit));
g.DrawPath(pen, gp);
}
}
protected override void OnRenderInternal(Map map, LineString linestring, Graphics g)
{
var pts = /*LimitValues(*/ linestring.TransformToImage(map) /*)*/;
g.DrawLines(Line, pts);
}