/// <summary>
/// 设置要素图片填充
/// </summary>
/// <param name="featureLayer"></param>
/// <param name="pictureName"></param>
public static void SetFeaturePictureFillSymbol(IFeatureLayer featureLayer, string pictureName)
{
IGeoFeatureLayer geoLayer = featureLayer as IGeoFeatureLayer;
IPictureFillSymbol pFillSymbol = new PictureFillSymbolClass();
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, pictureName);
ISimpleRenderer simpleRender = geoLayer.Renderer as ISimpleRenderer;
if (simpleRender == null)
{
simpleRender = new SimpleRendererClass();
}
simpleRender.Symbol = pFillSymbol as ISymbol;
geoLayer.Renderer = simpleRender as IFeatureRenderer;
}
//PictureFillSymbol
private void button16_Click(object sender, EventArgs e)
{
IPictureFillSymbol pictureFillSymbol = new PictureFillSymbolClass();
//创建图片符号
//string fileName = @"E:\vs2005\第五章\lesson2\lesson2\data\qq.bmp";
string path = Directory.GetCurrentDirectory();
string fileName = path + @"\qq.bmp";
pictureFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPictureBitmap, fileName);
pictureFillSymbol.Color = getRGB(0, 255, 0);
ISimpleLineSymbol simpleLineSymbol = new SimpleLineSymbolClass();
simpleLineSymbol.Style = esriSimpleLineStyle.esriSLSDashDotDot;
simpleLineSymbol.Color = getRGB(255, 0, 0);
ISymbol symbol = pictureFillSymbol as ISymbol;
symbol.ROP2 = esriRasterOpCode.esriROPNotXOrPen;
pictureFillSymbol.Outline = simpleLineSymbol;
pictureFillSymbol.Angle = 45;
object Missing = Type.Missing;
IPolygon polygon = new PolygonClass();
IPointCollection pointCollection = polygon as IPointCollection;
IPoint point = new PointClass();
point.PutCoords(5, 5);
pointCollection.AddPoint(point, ref Missing, ref Missing);
point.PutCoords(5, 10);
pointCollection.AddPoint(point, ref Missing, ref Missing);
point.PutCoords(10, 10);
pointCollection.AddPoint(point, ref Missing, ref Missing);
point.PutCoords(10, 5);
pointCollection.AddPoint(point, ref Missing, ref Missing);
polygon.SimplifyPreserveFromTo();
IActiveView activeView = this.axMapControl1.ActiveView;
activeView.ScreenDisplay.StartDrawing(activeView.ScreenDisplay.hDC, (short)esriScreenCache.esriNoScreenCache);
activeView.ScreenDisplay.SetSymbol(pictureFillSymbol as ISymbol);
activeView.ScreenDisplay.DrawPolygon(polygon as IGeometry);
activeView.ScreenDisplay.FinishDrawing();
}
/// <summary>
/// 岩性图层单值渲染
/// </summary>
/// <param name="R_pFeatureLayer"></param>
/// <param name="sFieldName"></param>
public static void UniqueValueRendererLithology(IFeatureLayer R_pFeatureLayer, string sFieldName)
{
IGeoFeatureLayer geoLayer = R_pFeatureLayer as IGeoFeatureLayer;
ITable pTable = geoLayer.FeatureClass as ITable;
ICursor pCursor;
IQueryFilter pQueryFilter = new QueryFilter();
pQueryFilter.AddField(sFieldName); //以唯一值作为条件
pCursor = pTable.Search(pQueryFilter, true);
IUniqueValueRenderer pUniqueValueR = new UniqueValueRendererClass();
pUniqueValueR.FieldCount = 1; //单值渲染
pUniqueValueR.set_Field(0, sFieldName); //渲染字段
IFeatureCursor pFeatureCursor = R_pFeatureLayer.Search(pQueryFilter, false);
IFeature pFeature = pFeatureCursor.NextFeature();
int index = R_pFeatureLayer.FeatureClass.FindField(sFieldName);
int i = 20;
while (pFeature != null)
{
string value = pFeature.get_Value(index).ToString();
pFeature = pFeatureCursor.NextFeature();
IPictureFillSymbol pFillSymbol = new PictureFillSymbolClass();
pFillSymbol.Outline.Width = 1;
if (value.Equals("上三叠统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("上三叠统"));
}
else if (value.Equals("上古生界"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("上古生界"));
}
else if (value.Equals("上白垩统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("上白垩统"));
}
else if (value.Equals("上震旦统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("上震旦统"));
}
else if (value.Equals("下三叠统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("下三叠统"));
}
else if (value.Equals("下白垩统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("下白垩统"));
}
else if (value.Equals("下第三系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("下第三系"));
}
else if (value.Equals("下远古界"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("下远古界"));
}
else if (value.Equals("下震旦统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("下震旦统"));
}
else if (value.Equals("中远古界"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("中远古界"));
}
else if (value.Equals("二叠系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("二叠系"));
}
else if (value.Equals("二叠系 三叠系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("二叠系 三叠系"));
}
else if (value.Equals("二叠系上统"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("二叠系上统"));
}
else if (value.Equals("侏罗纪"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("侏罗纪"));
}
else if (value.Equals("奥陶系 志留系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("奥陶系 志留系"));
}
else if (value.Equals("志留系 泥盆系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("志留系 泥盆系"));
}
else if (value.Equals("新近系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("新近系"));
}
else if (value.Equals("泥盆系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("泥盆系"));
}
else if (value.Equals("石炭系 二叠系"))
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("石炭系 二叠系"));
}
else
{
pFillSymbol.CreateFillSymbolFromFile(esriIPictureType.esriIPicturePNG, LithologyImageUtils.getImagePath("其他岩性")); //i后移一位，以便于对应name字段
i++;
}
pUniqueValueR.AddValue(value, "", pFillSymbol as ISymbol);
}
geoLayer.Renderer = pUniqueValueR as IFeatureRenderer;
MainFrom.m_mapControl.Refresh();
}
