using ArcGIS.Core.CIM;
using ArcGIS.Core.Data;
using ArcGIS.Desktop.Core;
using ArcGIS.Desktop.Framework.Threading.Tasks;
using ArcGIS.Desktop.Mapping;
using LinkToolAddin.server;
using ModelContextProtocol.Server;
using System;
using System.ComponentModel;
using System.Drawing;
using System.Linq;
using System.Threading.Tasks;
using System.Windows;
namespace LinkToolAddin.client.tool
{
public class ArcGisProSymbology
{
///
/// 将 System.Drawing.Color 转换为 CIMColor(支持 RGB 和透明度)
///
private static CIMColor ColorToCIMColor(int r, int g, int b, double alpha =0)
{
return ColorFactory.Instance.CreateRGBColor(r, g, b);
}
///
/// 构造点符号引用(封装 SymbolFactory 调用)
///
private static CIMSymbolReference GetPointSymbolRef(int r, int g, int b, float size)
{
CIMColor color = ColorToCIMColor(r, g, b);
CIMPointSymbol symbol = SymbolFactory.Instance.ConstructPointSymbol(color, size);
return symbol.MakeSymbolReference();
}
///
/// 构造线符号引用
///
private static CIMSymbolReference GetLineSymbolRef(int r, int g, int b, float width)
{
CIMColor color = ColorToCIMColor(r, g, b);
// 手动创建线符号图层
CIMSolidStroke stroke = new CIMSolidStroke
{
Color = color,
Width = width,
CapStyle = LineCapStyle.Round, // 端点样式:圆头
JoinStyle = LineJoinStyle.Round, // 连接处样式:圆角
Enable = true // 必须启用!
};
// 创建线符号并设置图层
CIMLineSymbol symbol = new CIMLineSymbol
{
SymbolLayers = new CIMSymbolLayer[] { stroke }
};
return symbol.MakeSymbolReference();
}
///
/// 构造面符号引用(填充 + 轮廓)
///
private static CIMSymbolReference GetPolygonSymbolRef(
int fillR, int fillG, int fillB,
int outlineR, int outlineG, int outlineB,
float outlineWidth)
{
// 填充图层
CIMSolidFill fillLayer = new CIMSolidFill
{
Color = ColorToCIMColor(fillR, fillG, fillB)
};
// 轮廓图层
CIMSolidStroke outlineLayer = new CIMSolidStroke
{
Color = ColorToCIMColor(outlineR, outlineG, outlineB),
Width = outlineWidth,
JoinStyle = LineJoinStyle.Round//圆角
};
CIMPolygonSymbol polygonSymbol = new CIMPolygonSymbol
{
SymbolLayers = new CIMSymbolLayer[] { fillLayer, outlineLayer }
};
return polygonSymbol.MakeSymbolReference();
}
// ==================== 工具方法 ====================
[McpServerTool, Description("可以通过调用 ArcGIS Pro 的符号系统,设置点图层的符号颜色和大小。" +
"此工具将分析要素数据特征与当前地图布局,智能生成符合视觉美学原则的点状符号。" +
"传入参数必须包括红(R)、绿(G)、蓝(B)三种颜色分量(0-255)、符号尺寸(单位:点)以及目标图层名称。" +
"系统在设置过程中综合考虑颜色对比度、符号可辨性、形状匹配度及整体地图协调性等因素," +
"动态调整或创建新的符号配置,避免视觉拥挤或信息弱化问题。" +
"最终输出一个优化后的点符号系统配置,可直接应用于指定的点要素图层,显著提升地图的视觉层次感与信息传达效率。" +
"适用于城市位置、监测站点、兴趣点(POI)等点状地理要素的可视化表达场景。")]
public static async Task SetPointColor(string r, string g, string b, string layerName, string size)
{
return await SetSymbolAsync(layerName, esriGeometryType.esriGeometryPoint, () =>
{
return GetPointSymbolRef(int.Parse(r), int.Parse(g), int.Parse(b), float.Parse(size));
}, "点符号");
}
[McpServerTool, Description("可以通过调用 ArcGIS Pro 的符号系统,设置线图层的符号颜色和宽度。" +
"此工具将分析要素数据和当前地图布局,智能选择或生成符合视觉美学原则的线符号。" +
"传入参数必须包括 RGB 三种颜色分量、线符号宽度以及目标图层名称。" +
"系统会综合考虑颜色对比度、线型协调性、地图整体可读性等因素,动态调整或创建新的符号配置。" +
"最终输出一个优化后的线符号系统,可直接应用于指定的线要素图层,显著提升地图的视觉表达效果与信息传达清晰度。" +
"适用于道路、河流、边界等线状要素的符号化场景。")]
public static async Task SetLineColor(string r, string g, string b, string layerName, string width)
{
return await SetSymbolAsync(layerName, esriGeometryType.esriGeometryPolyline, () =>
{
return GetLineSymbolRef(int.Parse(r), int.Parse(g), int.Parse(b), float.Parse(width));
}, "线符号");
}
[McpServerTool, Description("设置面图层的填充颜色、轮廓颜色和轮廓宽度。" +
"此工具将调用 ArcGIS Pro 符号系统,智能生成符合视觉美学的面符号。" +
"传入参数包括:填充颜色的RGB值、轮廓颜色的RGB值、轮廓宽度、图层名称。" +
"最终将优化后的符号应用于指定的面要素图层,提升地图可视化效果。")]
public static async Task SetPolygonColor(string fillR, string fillG, string fillB,
string outlineR, string outlineG, string outlineB, string outlineWidth, string layerName)
{
return await SetSymbolAsync(layerName, esriGeometryType.esriGeometryPolygon, () =>
{
return GetPolygonSymbolRef(int.Parse(fillR), int.Parse(fillG), int.Parse(fillB), int.Parse(outlineR), int.Parse(outlineG), int.Parse(outlineB), float.Parse(outlineWidth));
}, "面符号");
}
///
/// 通用符号设置逻辑(封装重复代码)
///
private async static Task SetSymbolAsync(
string layerName,
esriGeometryType expectedType,
Func symbolFactory,
string symbolTypeName)
{
try
{
Map map = MapView.Active?.Map;
if (map == null)
{
return new JsonRpcErrorEntity
{
Error = new Error
{
Code = "404",
Message = "当前没有激活的地图"
}
};
}
FeatureLayer featureLayer = map.GetLayersAsFlattenedList()
.OfType()
.FirstOrDefault(l => l.Name == layerName);
if (featureLayer == null)
{
return(new JsonRpcErrorEntity
{
Error = new Error
{
Code = "404",
Message = $"找不到名为 '{layerName}' 的图层"
}
});
}
if (featureLayer.ShapeType != expectedType)
{
return(new JsonRpcErrorEntity
{
Error = new Error
{
Code = "400",
Message = $"指定图层 '{layerName}' 不是{symbolTypeName}图层"
}
});
}
CIMRenderer renderer = null;
await QueuedTask.Run(async () =>
{
renderer = featureLayer.GetRenderer();
});
CIMSimpleRenderer simpleRenderer = renderer as CIMSimpleRenderer;
if (simpleRenderer == null)
{
return(new JsonRpcErrorEntity
{
Error = new Error
{
Code = "400",
Message = $"图层 '{layerName}' 的渲染器不是简单渲染器,无法设置"
}
});
}
await QueuedTask.Run(async () =>
{
CIMSymbolReference symbolRef = symbolFactory();
simpleRenderer.Symbol = symbolRef;
featureLayer.SetRenderer(renderer);
});
return (new JsonRpcSuccessEntity
{
Result = $"{symbolTypeName}设置成功",
Id = GetIdForType(expectedType)
});
}
catch (Exception ex)
{
// 捕获 QueuedTask 外层异常(如线程中断等)
return new JsonRpcErrorEntity
{
Error = new Error
{
Code = "500",
Message = $"任务执行失败: {ex.Message}"
}
};
}
}
///
/// 根据几何类型返回对应的 ID(用于兼容原逻辑)
///
private static int GetIdForType(esriGeometryType type)
{
return type switch
{
esriGeometryType.esriGeometryPoint => 1,
esriGeometryType.esriGeometryPolyline => 2,
esriGeometryType.esriGeometryPolygon => 3,
_ => 0
};
}
}
}