public void Create()
{
IMap pMap = null;
IFeatureLayer pFeatureLayer = null;
IRasterLayer pRasterLayer = null;
try
{
if (_SourceFile.EndsWith(".shp"))
{
pMap = new MapClass();
pFeatureLayer = new FeatureLayerClass();
pFeatureLayer.FeatureClass = EngineAPI.OpenFeatureClass(_SourceFile);
pMap.AddLayer(pFeatureLayer);
_ExportMan.ExportMapExtent(pMap as IActiveView, new Size(1024, 0), _OutFile, 300);
}
else
{
pMap = new MapClass();
pRasterLayer = new RasterLayerClass();
pRasterLayer.CreateFromFilePath(_SourceFile);
pMap.AddLayer(pRasterLayer);
IRasterProps pRasterProps = pRasterLayer.Raster as IRasterProps;
int width = pRasterProps.Width / 10;
_ExportMan.ExportMapExtent(pMap as IActiveView, new Size(width, 0), _OutFile, 300);
}
}
catch (Exception ex)
{
Log.WriteLog(typeof(ProductQuickView), ex);
}
finally
{
if (pMap != null)
{
Marshal.ReleaseComObject(pMap);
}
if (pFeatureLayer != null)
{
Marshal.ReleaseComObject(pFeatureLayer);
}
if (pRasterLayer != null)
{
Marshal.ReleaseComObject(pRasterLayer);
}
}
}
/// <summary>
/// Handles the Click event of the btnOK control.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
private void btnOK_Click(object sender, EventArgs e)
{
string text = this.txtFile.Text;
if (string.IsNullOrEmpty(text))
{
XtraMessageBox.Show("请选择地图存储路径" + "！", "提示信息", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Asterisk);
}
else
{
double num = Convert.ToDouble(this.spinDpi.Value);
if (num > 300.0)
{
XtraMessageBox.Show("输出分辨率最高只支持300dpi！", "提示信息", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Asterisk);
}
else
{
//Logger logger = new Logger();
int width = Convert.ToInt32(this.txtWidth.Text);
int height = Convert.ToInt32(this.txtHeight.Text);
ExportManager exportManager = new ExportManager();
string text2 = "导出成功！";
if (!exportManager.ExportMapExtent(this._activeView, new Size(width, height), text, num))
{
text2 = "导出失败！";
//logger.Log(LogLevel.Error, EventType.UserManagement, this.Text, new Exception(text2));
}
else
{
//logger.Log(LogLevel.Info, EventType.UserManagement, this.Text, null);
}
XtraMessageBox.Show(text2, "提示信息", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Asterisk);
base.DialogResult = System.Windows.Forms.DialogResult.OK;
}
}
}
