/// <summary>
/// IExport point to certain type of instantiation
/// </summary>
/// <param name="pOutPath"></param>
/// <returns></returns>
public static IExport OutExport(string pOutPath)
{
IExport outExport = null;
if (pOutPath.EndsWith(".jpg"))
{
outExport = new ExportJPEGClass();
//Information of Corordinates, BUT also NOT WELL worked as for .png
IWorldFileSettings WFS = outExport as IWorldFileSettings;
WFS.OutputWorldFile = true;
}
else if (pOutPath.EndsWith(".tif"))
{
outExport = new ExportTIFFClass();
//Information of Corordinates
((IExportTIFF)outExport).GeoTiff = true;
}
else if (pOutPath.EndsWith(".png"))
{
outExport = new ExportPNGClass();
}
return(outExport);
}
/// <summary>
/// 区域导出
/// </summary>
/// <param name="pGeo">几何图形</param>
/// <param name="OutputResolution">输出分辨率</param>
/// <param name="ExpPath">输出路径</param>
/// <param name="view">视图</param>
public static void ExportRegion(IGeometry pGeo, int OutputResolution, string ExpPath, IActiveView view)
{
IExport export = null;
IWorldFileSettings settings = null;
IEnvelope envelope2 = pGeo.Envelope;
string str = ExpPath.Substring(ExpPath.Length - 3, 3).ToUpper();
switch (str)
{
case "JPG":
settings = new ExportJPEGClass();
export = new ExportJPEGClass();
settings = export as IWorldFileSettings;;
settings.MapExtent = envelope2;
settings.OutputWorldFile = false;
break;
case "BMP":
settings = new ExportBMPClass();
export = new ExportBMPClass();
settings = export as IWorldFileSettings;;
settings.MapExtent = envelope2;
settings.OutputWorldFile = false;
break;
case "TIF":
settings = new ExportTIFFClass();
export = new ExportTIFFClass();
settings = export as IWorldFileSettings;;
settings.MapExtent = envelope2;
settings.OutputWorldFile = false;
break;
case "PNG":
settings = new ExportPNGClass();
export = new ExportPNGClass();
settings = export as IWorldFileSettings;
settings.MapExtent = envelope2;
settings.OutputWorldFile = false;
break;
default:
break;
}
if (settings == null)
{
return;
}
export.ExportFileName = ExpPath;
int num = (int)Math.Round(view.ScreenDisplay.DisplayTransformation.Resolution);
tagRECT grect2 = new tagRECT();
IEnvelope envelope3 = new EnvelopeClass();
view.ScreenDisplay.DisplayTransformation.TransformRect(envelope2, ref grect2, 9);
grect2.left = 0;
grect2.top = 0;
grect2.right = (int)Math.Round((double)((grect2.right - grect2.left) * (((double)OutputResolution) / ((double)num))));
grect2.bottom = (int)Math.Round((double)((grect2.bottom - grect2.top) * (((double)OutputResolution) / ((double)num))));
envelope3.PutCoords((double)grect2.left, (double)grect2.top, (double)grect2.right, (double)grect2.bottom);
export.PixelBounds = envelope3;
view.GraphicsContainer.DeleteAllElements();
view.Output(export.StartExporting(), OutputResolution, ref grect2, envelope2, null);
export.FinishExporting();
export.Cleanup();
AddElement(pGeo, view);
}
//Function: Export map
//Date: 2019/4/3
public void ExportMap(int pOutputResolution, string pExportFileName, bool pWriteWorldFile, double pWidth, double pHeight)
{
IActiveView docActiveView;
IExport docExport;
IPrintAndExport docPrintExport;
IWorldFileSettings pWorldFile = null;
ESRI.ArcGIS.esriSystem.tagRECT userRECT = new ESRI.ArcGIS.esriSystem.tagRECT();
IEnvelope pEnv = new EnvelopeClass();
string pFileType;
int pFileNameLength = pExportFileName.Length;
if (pFileNameLength > 3)
{
pFileType = pExportFileName.Substring(pFileNameLength - 3, 3);
}
else
{
pFileType = pExportFileName;
}
switch (pFileType)
{
case "jpg":
docExport = new ExportJPEGClass();
break;
case "png":
docExport = new ExportPNGClass();
break;
case "tif":
docExport = new ExportTIFFClass();
break;
default:
docExport = new ExportJPEGClass();
break;
}
if (miLayoutView.Checked)
{
docActiveView = axPageLayoutControl1.ActiveView;
}
else
{
docActiveView = axMapControl1.ActiveView;
}
pEnv = docActiveView.Extent;
pWorldFile = (IWorldFileSettings)docExport;
pWorldFile.MapExtent = pEnv;
pWorldFile.OutputWorldFile = pWriteWorldFile;
userRECT.left = 0;
userRECT.top = 0;
userRECT.right = Convert.ToInt32(pWidth);
userRECT.bottom = Convert.ToInt32(pHeight);
IEnvelope pDriverBounds = new EnvelopeClass();
pDriverBounds.PutCoords(userRECT.top, userRECT.bottom, userRECT.right, userRECT.top);
docExport.PixelBounds = pDriverBounds;
docPrintExport = new PrintAndExportClass();
docExport.ExportFileName = pExportFileName;
docPrintExport.Export(docActiveView, docExport, pOutputResolution, true, null);
}
private void ExportTool()
{
IExport pExport = null;
// IExportJPEG pExportFormat;
IWorldFileSettings pWorldFile = null;
IExportImage pExportType;
IEnvelope pEnv = new Envelope() as IEnvelope;
int lResolution;
lResolution = Convert.ToInt32(this.numericUpDown1.Value);
switch (this.saveFileDialog1.Filter.ToString().Trim().Substring(0, 3))
{
case "jpg":
pExport = new ExportJPEG() as IExport;
break;
case "bmp":
pExport = new ExportBMP() as IExport;
break;
case "gif":
pExport = new ExportGIF() as IExport;
break;
case "tif":
pExport = new ExportTIFF() as IExport;
break;
case "png":
pExport = new ExportPNG() as IExport;
break;
case "emf":
pExport = new ExportEMF() as IExport;
break;
case "pdf":
pExport = new ExportPDF() as IExport;
break;
case ".ai":
pExport = new ExportAI() as IExport;
break;
case "svg":
pExport = new ExportSVG() as IExport;
break;
case "ps":
pExport = new ExportPS() as IExport;
break;
default:
pExport = new ExportJPEG() as IExport;
break;
}
if (this.textBox1.Text.ToString().Trim() != "")
{
if (System.IO.File.Exists(this.textBox1.Text.ToString()) == true)
{
MessageBox.Show("该文件已经存在，请重新命名！");
this.textBox1.Text = "";
this.textBox1.Focus();
}
else
{
pExport.ExportFileName = this.textBox1.Text;
pExport.Resolution = lResolution;
pExportType = pExport as IExportImage;
pExportType.ImageType = esriExportImageType.esriExportImageTypeTrueColor;
pEnv = pActiveView.Extent;
pWorldFile = (IWorldFileSettings)pExport;
pWorldFile.MapExtent = pEnv;
pWorldFile.OutputWorldFile = false;
tagRECT deviceRECT;
deviceRECT = Form1.m_mapControl.ActiveView.ScreenDisplay.DisplayTransformation.get_DeviceFrame();
IEnvelope pDriverBounds;
pDriverBounds = new Envelope() as IEnvelope;
pDriverBounds.PutCoords(deviceRECT.left, deviceRECT.bottom, deviceRECT.right, deviceRECT.top);
pExport.PixelBounds = pDriverBounds;
ITrackCancel pTrackCancel = new TrackCancel();
Form1.m_mapControl.ActiveView.Output(pExport.StartExporting(), lResolution, ref deviceRECT, pActiveView.Extent, pTrackCancel);
pExport.FinishExporting();
MessageBox.Show("打印图片保存成功!", "保存", MessageBoxButtons.OK);
this.Close();
}
}
else
{
MessageBox.Show("请保存文件!");
}
}
private void button2_Click(object sender, EventArgs e)
{
if (System.IO.File.Exists(textBoxFileName.Text.ToString()) == true)
{
MessageBox.Show("该文件已经存在，请重新命名！");
textBoxFileName.SelectAll();
}
else
{
IExport pExport = null;
IWorldFileSettings pWorldFile = null;
IExportImage pExportType;
IEnvelope pDriverBounds = null;
ESRI.ArcGIS.esriSystem.tagRECT userRECT = new ESRI.ArcGIS.esriSystem.tagRECT();
IEnvelope pEnv = new EnvelopeClass();
string FilePath = this.m_strFileName;
string[] strFileName = FilePath.Split('.');
string strFileType = strFileName[1];
switch (strFileType)
{
case "jpg":
pExport = new ExportJPEGClass();
break;
case "bmp":
pExport = new ExportBMPClass();
break;
case "gif":
pExport = new ExportGIFClass();
break;
case "tif":
pExport = new ExportTIFFClass();
break;
case "png":
pExport = new ExportPNGClass();
break;
case "emf":
pExport = new ExportEMFClass();
break;
case "pdf":
pExport = new ExportPDFClass();
break;
case ".ai":
pExport = new ExportAIClass();
break;
case "svg":
pExport = new ExportSVGClass();
break;
default:
pExport = new ExportJPEGClass();
break;
}
pExport.ExportFileName = this.m_strFileName;
pExport.Resolution = Convert.ToInt32(numUDresolution.Value);
pExportType = pExport as IExportImage;
pExportType.ImageType = esriExportImageType.esriExportImageTypeTrueColor;
pEnv = m_pageLayoutControl.ActiveView.Extent;
pWorldFile = (IWorldFileSettings)pExport;
pWorldFile.MapExtent = pEnv;
pWorldFile.OutputWorldFile = false;
userRECT.top = 0;
userRECT.left = 0;
userRECT.right = Convert.ToInt32(txtBoxWidth.Text);
userRECT.bottom = Convert.ToInt32(txtBoxHeight.Text);
pDriverBounds = new EnvelopeClass();
pDriverBounds.PutCoords(userRECT.top, userRECT.bottom, userRECT.right, userRECT.top);
pExport.PixelBounds = pDriverBounds;
ITrackCancel pTrackCancel = new TrackCancelClass();
m_pageLayoutControl.ActiveView.Output(pExport.StartExporting(), Convert.ToInt32(numUDresolution.Value), ref userRECT, m_pageLayoutControl.ActiveView.Extent, pTrackCancel);
pExport.FinishExporting();
MessageBox.Show("打印图片保存成功!", "保存", MessageBoxButtons.OK);
this.Close();
}
}
