private void FrmEditLine_Load(object sender, EventArgs e)
{
IMultiLayerLineSymbol pMultiLayerLineSymbol = pStyleGalleryItem.Item as IMultiLayerLineSymbol;
colorSimpleLine.SelectedColor = ClsGDBDataCommon.IColorToColor(pMultiLayerLineSymbol.get_Layer(0).Color);
PreviewImage();
addListBoxItem();
}
//线 设计
private void colorLine_SelectedColorChanged(object sender, EventArgs e)
{
if (pStyleGalleryItem == null)
{
MessageBox.Show("请选择线样式", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
return;
}
ILineSymbol pLineSymbol = pStyleGalleryItem.Item as ILineSymbol;
if (pLineSymbol == null)
{
return;
}
pLineSymbol.Color = ClsGDBDataCommon.ColorToIColor(colorLine.SelectedColor);
//新添加，用于更改线修饰颜色
if (pLineSymbol is IMultiLayerLineSymbol)
{
IMultiLayerLineSymbol pMultiLyerLine = pLineSymbol as IMultiLayerLineSymbol;
int nLCount = pMultiLyerLine.LayerCount;
for (int j = 0; j < nLCount; j++)
{
ILineSymbol Psymbol = pMultiLyerLine.get_Layer(j);
ILineProperties pLineProp = Psymbol as ILineProperties;
List <ILineDecorationElement> Linedeclist = new List <ILineDecorationElement>();
if (pLineProp != null)
{
ILineDecoration pLineDec = pLineProp.LineDecoration;
if (pLineDec != null)
{
int ncount = pLineDec.ElementCount;
for (int i = 0; i < ncount; i++)
{
ILineDecorationElement pLineDecEle = pLineDec.get_Element(i);
Linedeclist.Add(pLineDecEle);
}
if (Linedeclist.Count > 0)
{
for (int i = 0; i < ncount; i++)
{
ISimpleLineDecorationElement pSLDecEle = Linedeclist[i] as ISimpleLineDecorationElement;
ISimpleLineDecorationElement pnewele = new SimpleLineDecorationElementClass();
if (pSLDecEle != null)
{
IMarkerSymbol pMSymbol = pSLDecEle.MarkerSymbol;
pMSymbol.Color = ClsGDBDataCommon.ColorToIColor(colorLine.SelectedColor);
pnewele.AddPosition(pSLDecEle.get_Position(i));
pnewele.MarkerSymbol = pMSymbol;
pLineDec.DeleteElement(i);
pLineDec.AddElement(pnewele);
}
}
}
}
}
}
}
PreviewImage();
}
