private Point[] DrawPline(MapPen mapPen, GeoPolyline pline)
{
ArrayList clippedPts = _sutherlandHodgman.ClipPline(pline.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 1)
{
{
Pen pen = GetPen(mapPen);
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Point[] points = new Point[xpoints.Length];
for (int i = 0; i < points.Length; i++)
{
points[i] = new Point(xpoints[i], ypoints[i]);
}
SharedGraphics2D.Graphics.DrawLines(pen, points);
return(points);
}
}
return(null);
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date Name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 21JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* draw a pline.
* @param mapPen the pen used to draw the polyline
* @param pline the polyline object.
*/
private void DrawPline(MapPen mapPen, GeoPolyline pline)
{
ArrayList clippedPts = _sutherlandHodgman.ClipPline(pline.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 1)
{
{
int penWidth = mapPen.Width;
if (mapPen.Pattern > 62)
{
penWidth = mapPen.Width * 2;
}
Pen pen = new Pen(new Color(mapPen.Color, false), penWidth);
SharedGraphics2D.SetDefaultPen(pen);
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Polyline polyline = new Polyline
{
Xpoints = xpoints,
Ypoints = ypoints,
NumOfPoints = xpoints.Length
};
SharedGraphics2D.DrawPolyline(null, polyline);
}
}
}
private void DrawRegion(MapPen mapPen, MapBrush mapBrush, GeoPolygon region)
{
Pen pen = new Pen(Color.FromArgb((int)(mapPen.Color | 0xFF000000)), mapPen.Width);
Brush brush = GetBrush(mapBrush);
GeoBounds bounds = new GeoBounds(118.808451, 31.907395, 0.003907, 0.0035);
ArrayList clippedPts = _sutherlandHodgman.ClipRegion(region.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 2)
{
{
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Point[] points = new Point[xpoints.Length];
for (int i = 0; i < points.Length; i++)
{
points[i] = new Point(xpoints[i], ypoints[i]);
}
SharedGraphics2D.Graphics.DrawPolygon(pen, points);
SharedGraphics2D.Graphics.FillPolygon(brush, points);
}
}
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date Name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 21JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* draw a region.
* @param mapPen pen for the border of the region.
* @param mapBrush brush to fill the region.
* @param region the polygon object.
*/
private void DrawRegion(MapPen mapPen, MapBrush mapBrush, GeoPolygon region)
{
Pen pen = new Pen(new Color(mapPen.Color, false), mapPen.Width);
TextureBrush brush = GetImagePatternBrush(mapBrush);
ArrayList clippedPts = _sutherlandHodgman.ClipRegion(region.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 2)
{
{
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Polygon polygon = new Polygon
{
Xpoints = xpoints,
Ypoints = ypoints,
NumOfNpoints = xpoints.Length
};
if (mapBrush.Pattern == 2)
{
SharedGraphics2D.SetPenAndBrush(pen, brush);
SharedGraphics2D.DrawPolygon(null, polygon);
SharedGraphics2D.FillPolygon(null, polygon);
}
else
{
SharedGraphics2D.SetDefaultPen(pen);
SharedGraphics2D.DrawPolygon(null, polygon);
}
}
}
}
private static Pen GetPen(MapPen mapPen)
{
Bitmap patternBitmap = new Bitmap(4, 4);
int penWidth = mapPen.Width;
if (mapPen.Pattern > 62)
{
penWidth = mapPen.Width * 4;
}
Pen pen = new Pen(Color.FromArgb((int)(mapPen.Color | 0xFF000000)), penWidth);
switch (mapPen.Pattern)
{
case 0:
case 1:
break;
case 63:
case 64:
pen.CompoundArray = new float[] { 0, 0.25f, 0.5f, 0.75f };
break;
case 72:
case 73:
case 74:
case 75:
case 76:
case 77:
pen.DashPattern = new float[] { 3f, 3f, 3f, 3f };
break;
default:
break;
}
return(pen);
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date Name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 21JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* draw a region.
* @param mapPen pen for the border of the region.
* @param mapBrush brush to fill the region.
* @param region the polygon object.
*/
private void DrawRegion(MapPen mapPen, MapBrush mapBrush, GeoPolygon region)
{
Pen pen = new Pen(new Color(mapPen.Color,false), mapPen.Width);
TextureBrush brush = GetImagePatternBrush(mapBrush);
ArrayList clippedPts = _sutherlandHodgman.ClipRegion(region.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 2)
{
{
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Polygon polygon = new Polygon
{
Xpoints = xpoints,
Ypoints = ypoints,
NumOfNpoints = xpoints.Length
};
if (mapBrush.Pattern == 2)
{
SharedGraphics2D.SetPenAndBrush(pen, brush);
SharedGraphics2D.DrawPolygon(null, polygon);
SharedGraphics2D.FillPolygon(null, polygon);
}
else
{
SharedGraphics2D.SetDefaultPen(pen);
SharedGraphics2D.DrawPolygon(null, polygon);
}
}
}
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date Name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 21JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* draw a pline.
* @param mapPen the pen used to draw the polyline
* @param pline the polyline object.
*/
private void DrawPline(MapPen mapPen, GeoPolyline pline)
{
ArrayList clippedPts = _sutherlandHodgman.ClipPline(pline.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 1)
{
{
int penWidth = mapPen.Width;
if (mapPen.Pattern > 62)
{
penWidth = mapPen.Width * 2;
}
Pen pen = new Pen(new Color(mapPen.Color,false), penWidth);
SharedGraphics2D.SetDefaultPen(pen);
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Polyline polyline = new Polyline
{
Xpoints = xpoints,
Ypoints = ypoints,
NumOfPoints = xpoints.Length
};
SharedGraphics2D.DrawPolyline(null, polyline);
}
}
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 18JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* Copy constructor.
* @param pen the map object copied from.
*/
public MapPen(MapPen pen)
{
Width = pen.Width;
Pattern = pen.Pattern;
Color = pen.Color;
}
private void DrawRegion(MapPen mapPen, MapBrush mapBrush, GeoPolygon region)
{
Pen pen = new Pen(Color.FromArgb((int)(mapPen.Color | 0xFF000000)), mapPen.Width);
Brush brush = GetBrush(mapBrush);
GeoBounds bounds = new GeoBounds(118.808451, 31.907395, 0.003907, 0.0035);
ArrayList clippedPts = _sutherlandHodgman.ClipRegion(region.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 2)
{
{
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Point[] points = new Point[xpoints.Length];
for (int i = 0; i < points.Length; i++)
{
points[i] = new Point(xpoints[i], ypoints[i]);
}
SharedGraphics2D.Graphics.DrawPolygon(pen, points);
SharedGraphics2D.Graphics.FillPolygon(brush, points);
}
}
}
private Point[] DrawPline(MapPen mapPen, GeoPolyline pline)
{
ArrayList clippedPts = _sutherlandHodgman.ClipPline(pline.GetPoints());
GeoPoint[] screenPts = FromLatLngToMapPixel(clippedPts);
if (screenPts.Length > 1)
{
{
Pen pen = GetPen(mapPen);
int[] xpoints = new int[screenPts.Length];
int[] ypoints = new int[screenPts.Length];
for (int i = 0; i < screenPts.Length; i++)
{
xpoints[i] = (int)screenPts[i].X;
ypoints[i] = (int)screenPts[i].Y;
}
Point[] points = new Point[xpoints.Length];
for(int i=0;i<points.Length;i++)
{
points[i] = new Point(xpoints[i], ypoints[i]);
}
SharedGraphics2D.Graphics.DrawLines(pen, points);
return points;
}
}
return null;
}
private static Pen GetPen(MapPen mapPen)
{
Bitmap patternBitmap = new Bitmap(4, 4);
int penWidth = mapPen.Width;
if (mapPen.Pattern > 62)
{
penWidth = mapPen.Width * 4;
}
Pen pen = new Pen(Color.FromArgb((int)(mapPen.Color | 0xFF000000)), penWidth);
switch(mapPen.Pattern)
{
case 0:
case 1:
break;
case 63:
case 64:
pen.CompoundArray = new float[] {0,0.25f,0.5f,0.75f};
break;
case 72:
case 73:
case 74:
case 75:
case 76:
case 77:
pen.DashPattern = new float[] { 3f, 3f, 3f, 3f };
break;
default:
break;
}
return pen;
}
////////////////////////////////////////////////////////////////////////////
//--------------------------------- REVISIONS ------------------------------
// Date name Tracking # Description
// --------- ------------------- ------------- ----------------------
// 18JUN2009 James Shen Initial Creation
////////////////////////////////////////////////////////////////////////////
/**
* Copy constructor.
* @param pen the map object copied from.
*/
public MapPen(MapPen pen)
{
Width = pen.Width;
Pattern = pen.Pattern;
Color = pen.Color;
}
