private void LegendWizard_Load(object sender, EventArgs e)
{
if (m_pageLayoutControl.ActiveView.FocusMap == null)
{
MessageBox.Show("请先添加地图");
return;
}
#region //点击 添加图例按钮 或在 PageLayoutControl中双击图例时
if (mapSurroundFrame == null) //当点击 添加图例按钮 或在 PageLayoutControl中双击图例时 先创建图例 或从地图上获得已经添加的图例；
{
//Get the GraphicsContainer
IGraphicsContainer graphicsContainer = m_pageLayoutControl.GraphicsContainer;
graphicsContainer.Reset();
IElementProperties pElementPerties = graphicsContainer.Next() as IElementProperties;
//Get the MapFrame
IMapFrame mapFrame = (IMapFrame)graphicsContainer.FindFrame(m_pageLayoutControl.ActiveView.FocusMap);
if (mapFrame == null)
{
return;
}
while (pElementPerties != null) //从地图中获得已有的图例
{
if (pElementPerties.Type == "Map Surround Frame")
{
pMapSurrounFrame = pElementPerties as IMapSurroundFrame;
if (pMapSurrounFrame.MapSurround.Name == "Legend")
{
m_legend = pMapSurrounFrame.MapSurround as ILegend;
break;
}
}
pElementPerties = (IElementProperties)graphicsContainer.Next();
}
if (m_legend == null) //当地图中没有添加图例时 创建新图例
{
//Create a legend
UID uID = new UIDClass();
uID.Value = "esriCarto.Legend";
//Create a MapSurroundFrame from the MapFrame
mapSurroundFrame = mapFrame.CreateSurroundFrame(uID, null);
if (mapSurroundFrame == null)
{
return;
}
if (mapSurroundFrame.MapSurround == null)
{
return;
}
m_legend = mapSurroundFrame.MapSurround as ILegend;
}
else
{
mapSurroundFrame = pMapSurrounFrame;
}
UID m_uid = new UIDClass();
m_uid.Value = "{34C20002-4D3C-11D0-92D8-00805F7C28B0}";
m_mapLayers = m_mapControl.Map as IMapLayers;
m_emuLayer = m_mapLayers.get_Layers(m_uid, true);//获取图层
if (m_emuLayer != null)
{
m_emuLayer.Reset();
ILayer m_layer = null;
while ((m_layer = m_emuLayer.Next()) != null)
{
this.listBox1.Items.Add(m_layer.Name);//将图层名添加到图例备选项中
}
}
}
#endregion
else //在双击任意范围打印框中图例时，获得图例，及图层信息；
{
if (m_Map == null)
{
MessageBox.Show("请先添加地图！");
}
for (int k = 0; k < m_Map.LayerCount; k++)
{
listBox1.Items.Add(m_Map.get_Layer(k).Name.ToString());
}
m_legend = mapSurroundFrame.MapSurround as ILegend;
}
//以下设置需要用到的变量 及初始化 对话框
plegendFormat = m_legend.Format as ILegendFormat; //设置图例格式需要用到的
pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = 10;
pTextSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft; //初始化图例标签的文本格式
if (m_legend.Title != null)
{
textBox1.Text = m_legend.Title.ToString(); //初始化对话框中的文本框 文本
}
else
{
textBox1.Text = "Legend";
}
this.textBoxWidth.Text = "36";
this.textBoxHeight.Text = "15";
IMapSurround mapSurround = m_legend as IMapSurround;
mapSurroundFrame.MapSurround = mapSurround;
m_FrameProperties = (IFrameProperties)mapSurroundFrame;
ISymbolBackground pSymbolBack = m_FrameProperties.Background as ISymbolBackground;
ISymbolBorder pSymbolBorder = m_FrameProperties.Border as ISymbolBorder;
ISymbolShadow pSymbolShadow = m_FrameProperties.Shadow as ISymbolShadow;
if (pSymbolBack != null)
{
this.btnBackGroundColor.BackColor = ColorTranslator.FromOle(pSymbolBack.FillSymbol.Color.RGB);
}
if (pSymbolBorder != null)
{
this.btnBolderColor.BackColor = ColorTranslator.FromOle(pSymbolBorder.LineSymbol.Color.RGB);
}
if (pSymbolShadow != null)
{
this.btnShadowColor.BackColor = ColorTranslator.FromOle(pSymbolShadow.FillSymbol.Color.RGB);
}
}
private void LegendWizard_Load(object sender, EventArgs e)
{
if (m_pageLayoutControl.ActiveView.FocusMap == null)
{
MessageBox.Show("请先添加地图");
return;
}
#region //点击 添加图例按钮 或在 PageLayoutControl中双击图例时
if (mapSurroundFrame == null) //当点击 添加图例按钮 或在 PageLayoutControl中双击图例时 先创建图例 或从地图上获得已经添加的图例；
{
//Get the GraphicsContainer
IGraphicsContainer graphicsContainer = m_pageLayoutControl.GraphicsContainer;
graphicsContainer.Reset();
IElementProperties pElementPerties = graphicsContainer.Next() as IElementProperties;
//Get the MapFrame
IMapFrame mapFrame = (IMapFrame)graphicsContainer.FindFrame(m_pageLayoutControl.ActiveView.FocusMap);
if (mapFrame == null) return;
while (pElementPerties != null) //从地图中获得已有的图例
{
if (pElementPerties.Type == "Map Surround Frame")
{
pMapSurrounFrame = pElementPerties as IMapSurroundFrame;
if (pMapSurrounFrame.MapSurround.Name == "Legend")
{
m_legend = pMapSurrounFrame.MapSurround as ILegend;
break;
}
}
pElementPerties = (IElementProperties)graphicsContainer.Next();
}
if (m_legend == null) //当地图中没有添加图例时 创建新图例
{
//Create a legend
UID uID = new UIDClass();
uID.Value = "esriCarto.Legend";
//Create a MapSurroundFrame from the MapFrame
mapSurroundFrame = mapFrame.CreateSurroundFrame(uID, null);
if (mapSurroundFrame == null) return;
if (mapSurroundFrame.MapSurround == null) return;
m_legend = mapSurroundFrame.MapSurround as ILegend;
}
else
{
mapSurroundFrame = pMapSurrounFrame;
}
UID m_uid = new UIDClass();
m_uid.Value = "{34C20002-4D3C-11D0-92D8-00805F7C28B0}";
m_mapLayers = m_mapControl.Map as IMapLayers;
m_emuLayer = m_mapLayers.get_Layers(m_uid, true);//获取图层
if (m_emuLayer != null)
{
m_emuLayer.Reset();
ILayer m_layer = null;
while ((m_layer = m_emuLayer.Next()) != null)
{
this.listBox1.Items.Add(m_layer.Name);//将图层名添加到图例备选项中
}
}
}
#endregion
else //在双击任意范围打印框中图例时，获得图例，及图层信息；
{
if (m_Map == null)
{
MessageBox.Show("请先添加地图！");
}
for (int k = 0; k < m_Map.LayerCount; k++)
{
listBox1.Items.Add(m_Map.get_Layer(k).Name.ToString());
}
m_legend = mapSurroundFrame .MapSurround as ILegend;
}
//以下设置需要用到的变量 及初始化 对话框
plegendFormat = m_legend.Format as ILegendFormat; //设置图例格式需要用到的
pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = 10;
pTextSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft; //初始化图例标签的文本格式
if (m_legend.Title != null)
textBox1.Text = m_legend.Title.ToString(); //初始化对话框中的文本框 文本
else
textBox1.Text = "Legend";
this.textBoxWidth.Text = "36";
this.textBoxHeight.Text = "15";
IMapSurround mapSurround = m_legend as IMapSurround;
mapSurroundFrame.MapSurround = mapSurround;
m_FrameProperties = (IFrameProperties)mapSurroundFrame;
ISymbolBackground pSymbolBack = m_FrameProperties.Background as ISymbolBackground;
ISymbolBorder pSymbolBorder = m_FrameProperties.Border as ISymbolBorder;
ISymbolShadow pSymbolShadow = m_FrameProperties.Shadow as ISymbolShadow;
if (pSymbolBack !=null )
this.btnBackGroundColor.BackColor =ColorTranslator.FromOle ( pSymbolBack.FillSymbol.Color.RGB ) ;
if (pSymbolBorder != null)
this.btnBolderColor.BackColor = ColorTranslator.FromOle(pSymbolBorder.LineSymbol.Color.RGB);
if (pSymbolShadow != null)
this.btnShadowColor.BackColor = ColorTranslator.FromOle(pSymbolShadow.FillSymbol.Color.RGB);
}
