/// <summary>
/// 解析字符串并绘制
/// </summary>
/// <param name="GraphicId">id</param>
/// <param name="GraphicInfo">图形信息 格式：polyline:blue,2|127,1,42.2&126.8&41.9</param>
/// <param name="mapControl">需要绘制的地图对象，为空则往ShowMap上绘制</param>
private void DrawPlaceLocation(string GraphicId, string GraphicInfo, MapGIS mapgis = null)
{
if (string.IsNullOrEmpty(GraphicId) || string.IsNullOrEmpty(GraphicInfo))
{
return;
}
//各形状用*分隔
//polyline:blue,2|127,1,42.2&126.8,41.9
//polygon:blue,2,red|127,1,42.2&126.8,41.9
//circle:blue,2,red|127,1,42.2&2000
//rectangle:blue,2,red|127,1,42.2&127,1,42.2
//rectangle:blue,2,red|127,1,42.2&2000&1000
if (mapgis == null)
{
mapgis = ShowMap;
}
string[] info = GraphicInfo.Split('*');
for (int i = 0; i < info.Length; i++)
{
NameId++;
GraphicInfo ginfo = getDrawInfo(info[i], mapgis);
if (ginfo is PolylineInfo)
{
PolylineInfo g = ginfo as PolylineInfo;
if (g == null)
{
continue;
}
mapgis.DrawPolyline(g.Points, GraphicId + "-" + NameId.ToString(), new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
}, null);
}
if (ginfo is PolygonInfo)
{
PolygonInfo g = ginfo as PolygonInfo;
if (g == null)
{
continue;
}
mapgis.DrawPolygon(g.Points, GraphicId + "-" + NameId.ToString(), new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
if (ginfo is CircleInfo)
{
CircleInfo g = ginfo as CircleInfo;
if (g == null)
{
continue;
}
mapgis.DrawCircle(g.CenterPoint, g.Radius, GraphicId + "-" + NameId.ToString(), new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
if (ginfo is RectangleInfo)
{
RectangleInfo g = ginfo as RectangleInfo;
if (g == null)
{
continue;
}
if (g.RightBottomPoint != null)
{
mapgis.DrawRectangle(g.LeftTopPoint, g.RightBottomPoint, GraphicId + "-" + NameId.ToString(), new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
else
{
mapgis.DrawRectangle(g.LeftTopPoint, g.RectWidth, g.RectHeight, GraphicId + "-" + NameId.ToString(), new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
}
}
}
/// <summary>
/// 绘制地图
/// </summary>
/// <param name="place">地点信息</param>
/// <param name="mapgis">地图</param>
private void DrawMap(ActivityPlaceInfo place, MapGIS mapgis = null)
{
GraphicInfo ginfo = getDrawInfo(place.Graphics, mapgis);
if (ginfo is PolylineInfo)
{
PolylineInfo g = ginfo as PolylineInfo;
if (g == null)
{
return;
}
mapgis.DrawPolyline(g.Points, place.Guid + "-0", new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
}, null);
}
if (ginfo is PolygonInfo)
{
PolygonInfo g = ginfo as PolygonInfo;
if (g == null)
{
return;
}
mapgis.DrawPolygon(g.Points, place.Guid + "-0", new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
if (ginfo is CircleInfo)
{
CircleInfo g = ginfo as CircleInfo;
if (g == null)
{
return;
}
mapgis.DrawCircle(g.CenterPoint, g.Radius, place.Guid + "-0" + "", new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
if (ginfo is RectangleInfo)
{
RectangleInfo g = ginfo as RectangleInfo;
if (g == null)
{
return;
}
if (g.RightBottomPoint != null)
{
mapgis.DrawRectangle(g.LeftTopPoint, g.RightBottomPoint, place.Guid + "-0", new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
else
{
mapgis.DrawRectangle(g.LeftTopPoint, g.RectWidth, g.RectHeight, place.Guid + "-0", new List <KeyValuePair <string, object> > {
new KeyValuePair <string, object>(GraphicStyle.BorderColor.ToString(), g.BorderColor),
new KeyValuePair <string, object>(GraphicStyle.BorderWidth.ToString(), g.BorderWidth),
new KeyValuePair <string, object>(GraphicStyle.FillColor.ToString(), g.FillColor),
}, null);
}
}
}
/// <summary>
/// 根据字符串获取图形类信息
/// </summary>
/// <param name="info"></param>
/// <returns></returns>
public static GraphicInfo getDrawInfo(string info, MapGIS mapgis)
{
if (mapgis == null)
{
return(null);
}
info = info.Replace(" ", "").Replace("\n", "");
string[] gInfoArr = null;
string[] gInfo = info.Split(':');
if (gInfo.Length == 2)
{
switch (gInfo[0])
{
case "polyline":
PolylineInfo lineInfo = new PolylineInfo();
gInfoArr = gInfo[1].Split('|');
if (gInfoArr.Length == 2)
{
//样式
string[] gStyle = gInfoArr[0].Split(',');
if (gStyle.Length == 2)
{
lineInfo.BorderColor = gStyle[0];
double.TryParse(gStyle[1], out lineInfo.BorderWidth);
}
//点
string[] gPoints = gInfoArr[1].Split('&');
if (gPoints.Length > 0)
{
lineInfo.Points = new List <I_GS_MapBase.Portal.Types.MapPointEx>();
for (int i = 0; i < gPoints.Length; i++)
{
string[] p = gPoints[i].Split(',');
lineInfo.Points.Add(mapgis.MainMap.MapPointFactory.Create(p[0].TryToDoubleZero(), p[1].TryToDoubleZero()));
}
}
}
return(lineInfo);
case "polygon":
PolygonInfo gonInfo = new PolygonInfo();
gInfoArr = gInfo[1].Split('|');
if (gInfoArr.Length == 2)
{
//样式
string[] gStyle = gInfoArr[0].Split(',');
if (gStyle.Length == 3)
{
gonInfo.BorderColor = gStyle[0];
double.TryParse(gStyle[1], out gonInfo.BorderWidth);
gonInfo.FillColor = gStyle[2];
}
//点
string[] gPoints = gInfoArr[1].Split('&');
if (gPoints.Length > 0)
{
gonInfo.Points = new List <I_GS_MapBase.Portal.Types.MapPointEx>();
for (int i = 0; i < gPoints.Length; i++)
{
string[] p = gPoints[i].Split(',');
gonInfo.Points.Add(mapgis.MainMap.MapPointFactory.Create(p[0].TryToDoubleZero(), p[1].TryToDoubleZero()));
}
}
}
return(gonInfo);
case "circle":
CircleInfo circleInfo = new CircleInfo();
gInfoArr = gInfo[1].Split('|');
if (gInfoArr.Length == 2)
{
//样式
string[] gStyle = gInfoArr[0].Split(',');
if (gStyle.Length == 3)
{
circleInfo.BorderColor = gStyle[0];
double.TryParse(gStyle[1], out circleInfo.BorderWidth);
circleInfo.FillColor = gStyle[2];
}
//中心点 半径
string[] gPoints = gInfoArr[1].Split('&');
if (gPoints.Length == 2)
{
string[] p = gPoints[0].Split(',');
circleInfo.CenterPoint = mapgis.MainMap.MapPointFactory.Create(p[0].TryToDoubleZero(), p[1].TryToDoubleZero());
circleInfo.Radius = gPoints[1].TryToDoubleZero();
}
}
return(circleInfo);
case "rectangle":
RectangleInfo rectangleInfo = new RectangleInfo();
gInfoArr = gInfo[1].Split('|');
if (gInfoArr.Length == 2)
{
//样式
string[] gStyle = gInfoArr[0].Split(',');
if (gStyle.Length == 3)
{
rectangleInfo.BorderColor = gStyle[0];
double.TryParse(gStyle[1], out rectangleInfo.BorderWidth);
rectangleInfo.FillColor = gStyle[2];
}
string[] gPoints = gInfoArr[1].Split('&');
if (gPoints.Length == 3)
{
string[] p = gPoints[0].Split(',');
rectangleInfo.LeftTopPoint = mapgis.MainMap.MapPointFactory.Create(p[0].TryToDoubleZero(), p[1].TryToDoubleZero());
rectangleInfo.RectWidth = gPoints[1].TryToDoubleZero();
rectangleInfo.RectHeight = gPoints[2].TryToDoubleZero();
}
if (gPoints.Length == 2)
{
string[] p = gPoints[0].Split(',');
rectangleInfo.LeftTopPoint = mapgis.MainMap.MapPointFactory.Create(p[0].TryToDoubleZero(), p[1].TryToDoubleZero());
string[] p2 = gPoints[1].Split(',');
rectangleInfo.RightBottomPoint = mapgis.MainMap.MapPointFactory.Create(p2[0].TryToDoubleZero(), p2[1].TryToDoubleZero());
}
}
return(rectangleInfo);
}
}
return(null);
}
