private void InitDrawingStyle()
{
this.m_RectangleStyle = new GeoPolygonStyle();
this.m_RectangleStyle.Color = Color.Blue;
this.m_RectangleStyle.IsFillPolygon = true;
this.m_RectangleStyle.FillColor = Color.FromArgb(90, Color.Yellow);
}
public void AddOrUpdatePolygonRegions(List<GeoPolygonRegion> regions, Color fillColor, bool visible)
{
GeoPolygonStyle style = new GeoPolygonStyle {
IsFillPolygon = true,
FillColor = fillColor,
Visible = visible
};
foreach (GeoPolygonRegion region in regions)
{
if (this.m_PolygonRegionStyleDict.ContainsKey(region))
{
this.m_PolygonRegionStyleDict.Remove(region);
}
this.m_PolygonRegionStyleDict.Add(region, style);
}
this.RaiseDataChangedEvent(this, new EventArgs());
}
public static GeoPolygonStyle GenerateDefaultPolygonStyle()
{
GeoPolygonStyle style = new GeoPolygonStyle();
style.LineWidth = 2f;
style.LineDashStyle = DashStyle.Solid;
style.Color = Color.DarkBlue;
style.FillColor = Color.FromArgb(0, 0, 0, 0);
style.LabelFont = new Font("Arial", 9f);
style.LabelColor = Color.Black;
style.SelectedLabelColor = Color.MediumVioletRed;
style.IsShowVertex = true;
style.IsShowLabel = true;
style.RegionAsSelected = false;
style.VertexSize = new Size(4, 4);
style.VertexStyle = PointSymbolStyle.SolidSquare;
style.VertexFillColor = Color.DarkBlue;
style.VertexEdgeColor = Color.Transparent;
style.VertexSelectedSize = new Size(6, 6);
style.VertextSelectedStyle = PointSymbolStyle.HollowSquare;
style.VertexSelectedFillColor = Color.White;
style.VertexSelectedEdgeColor = Color.Blue;
return style;
}
public void AddPolygonRegion(GeoPolygonRegion polygon, GeoPolygonStyle polygonStyle)
{
Dictionary<GeoPolygonRegion, GeoPolygonStyle> polygons = new Dictionary<GeoPolygonRegion, GeoPolygonStyle>();
polygons.Add(polygon, polygonStyle);
this.AddPolygonRegions(polygons);
}
private void GenerateDefaultStyle()
{
this.m_DefaultPointStyle = new GeoPointStyle();
this.m_DefaultLineStyle = new GeoLineStyle();
this.m_DefaultPolygonStyle = new GeoPolygonStyle();
}
private GraphicsPath BuildPolygonRegionStyle(GeoPolygonRegion region, GeoPolygonStyle regionStyle, Rectangle FormRectangle)
{
GraphicsPath path = new GraphicsPath();
Dictionary<List<Point>, bool> screenPoints = this.GetScreenPoints(region, new Point());
foreach (List<Point> list in screenPoints.Keys)
{
Point[] pts = this.FilterToPointArray(list.ToArray());
if (pts.Length >= 3)
{
Point[] points = null;
if (this.IsAllPointsInRect(pts, FormRectangle))
{
points = pts;
}
else
{
Point[] pointArray = new Point[] { FormRectangle.Location, new Point(FormRectangle.Right, FormRectangle.Top), new Point(FormRectangle.Right, FormRectangle.Bottom), new Point(FormRectangle.Left, FormRectangle.Bottom) };
Polygon polygon = this.BuildGpcPolygonFromPointArray(pointArray);
Polygon polygon2 = this.BuildGpcPolygonFromPointArray(pts);
points = GpcWrapper.Clip(GpcOperation.Intersection, polygon, polygon2).ToPointArray();
}
if (points.Length > 2)
{
if (regionStyle.RegionAsSelected)
{
path.AddPolygon(points);
}
else
{
Point[] array = new Point[points.Length + 1];
points.CopyTo(array, 0);
array[array.Length - 1] = array[0];
path.AddLines(array);
}
}
}
}
if (!regionStyle.RegionAsSelected)
{
this.m_WidenPen.Width = regionStyle.LineWidth + 6f;
path.Widen(this.m_WidenPen);
}
return path;
}
private GeoPolygonStyle BuildPolygonStyle(BrushStyle brStyle, PenStyle penStyle)
{
GeoPolygonStyle style = new GeoPolygonStyle();
if (penStyle != null)
{
style.LineWidth = penStyle.PenWidth;
style.Color = penStyle.PenColor;
}
if (brStyle != null)
{
style.IsFillPolygon = true;
style.FillColor = brStyle.ForeColor;
}
return style;
}
public GeoDisplayPolygonRegion(GeoPolygonRegion region, GeoPolygonStyle style)
{
this.m_Region = region;
base.m_Style = style;
base.AddFeature("VectorStyle", style);
}
