private void menuSaveDoc_Click(object sender, EventArgs e)
{
//execute Save Document command
if (m_mapControl.CheckMxFile(m_mapDocumentName))
{
//create a new instance of a MapDocument
IMapDocument mapDoc = new MapDocumentClass();
mapDoc.Open(m_mapDocumentName, string.Empty);
//Make sure that the MapDocument is not readonly
if (mapDoc.get_IsReadOnly(m_mapDocumentName))
{
MessageBox.Show("Map document is read only!");
mapDoc.Close();
return;
}
//Replace its contents with the current map
mapDoc.ReplaceContents((IMxdContents)m_mapControl.Map);
//save the MapDocument in order to persist it
mapDoc.Save(mapDoc.UsesRelativePaths, false);
//close the MapDocument
mapDoc.Close();
}
}
private void SaveDocument()
{
try
{
if (mapControl.CheckMxFile(m_mapDocumentName))
{
//使用MapDocument对象保存文件
IMapDocument mapDocument = new MapDocumentClass();
mapDocument.Open(m_mapDocumentName, string.Empty);
//判断文件是不是只读的
if (mapDocument.get_IsReadOnly(m_mapDocumentName))
{
MessageBox.Show("地图文件是只读的！");
mapDocument.Close();
return;
}
//替换已有的文件
mapDocument.ReplaceContents((IMxdContents)mapControl.Map);
//保存文件
mapDocument.Save(mapDocument.UsesRelativePaths, false);
mapDocument.Close();
}
}
catch (Exception e)
{
MessageBox.Show(e.Message);
}
}
private void menuSaveDoc_Click(object sender, EventArgs e)
{
if (null != m_pageLayoutControl.DocumentFilename &&
m_mapControl.CheckMxFile(m_pageLayoutControl.DocumentFilename))
{
IMapDocument mapDoc = new MapDocumentClass();
mapDoc.Open(m_pageLayoutControl.DocumentFilename, string.Empty);
mapDoc.ReplaceContents((IMxdContents)m_pageLayoutControl.PageLayout);
mapDoc.Save(mapDoc.UsesRelativePaths, false);
mapDoc.Close();
}
}
private void MainForm_Load(object sender, EventArgs e)
{
//get the MapControl
m_mapControl = (IMapControl3)axMapControl1.Object;
//disable the Save menu (since there is no document yet)
menuSaveDoc.Enabled = false;
if (m_mapControl.CheckMxFile(mxdPath))
{
m_mapControl.LoadMxFile(mxdPath);
}
}
/// <summary>
/// 保存地图文档
/// </summary>
public void Save()
{
//首先确认当前地图文档是否有效
if (m_MapControl.CheckMxFile(m_MapControl.DocumentFilename))
{
////创建一个新的地图文档实例
//IMapDocument mapDoc = new MapDocument();
////打开当前地图文档
//mapDoc.Open(m_MapControl.DocumentFilename, string.Empty);
////判断地图数据是否只读
//if (mapDoc.get_IsReadOnly(m_MapControl.DocumentFilename))
//{
// MessageBox.Show("地图文档只读，不能加载!");
// mapDoc.Close();
// return;
//}
////替换地图目录
//mapDoc.ReplaceContents((IMxdContents)m_MapControl.Map);
////保存地图文档
//mapDoc.Save(mapDoc.UsesRelativePaths,true);
//mapDoc.Close();
System.Data.DataTable dt = new System.Data.DataTable("GIS");
dt.Columns.Add("name");
dt.Columns.Add("value");
dt.Columns.Add("params");
System.Data.DataRow dr = dt.NewRow();
string extent = Math.Round(m_MapControl.Extent.XMax, 2).ToString() + "," + Math.Round(m_MapControl.Extent.XMin, 2).ToString() + "," + Math.Round(m_MapControl.Extent.YMax, 2).ToString() + "," + Math.Round(m_MapControl.Extent.YMin, 2).ToString();
dr = dt.NewRow();
dr[0] = "extent";
dr[1] = extent;
dt.Rows.Add(dr);
string Scale = Math.Round(m_MapControl.MapScale, 0).ToString();
dr = dt.NewRow();
dr[0] = "Scale";
dr[1] = Scale;
dt.Rows.Add(dr);
string ckScale = Math.Round(m_MapControl.ReferenceScale, 0).ToString();
dr = dt.NewRow();
dr[0] = "ckScale";
dr[1] = ckScale;
dt.Rows.Add(dr);
string Rotation = Math.Round(m_MapControl.Rotation, 0).ToString();
dr = dt.NewRow();
dr[0] = "Rotation";
dr[1] = Rotation;
dt.Rows.Add(dr);
for (int i = 0; i < m_MapControl.LayerCount; i++)
{
ILayer player = m_MapControl.get_Layer(i);
if (player is IGroupLayer)
{
dr = dt.NewRow();
dr[0] = "layer";
dr[1] = player.Name;
dr[2] = player.Visible.ToString();
dt.Rows.Add(dr);
setgisxml(ref dt, player as IGroupLayer);
}
else
{
dr = dt.NewRow();
dr[0] = "layer";
dr[1] = player.Name;
dr[2] = player.Visible.ToString();
dt.Rows.Add(dr);
}
}
dt.WriteXml(Application.StartupPath + @"\gis.xml");
}
//else
// this.SaveAs();//新建后m_MapControl.DocumentFilename为空，故调用另存为进行保存
}