public void drawCurrentChart(System.Collections.Generic.List <string> multipageImage, int currIndex, frmPlot mPlot)
{
try
{
if (multipageImage.Count > 0)
{
using (System.IO.StreamReader str = new System.IO.StreamReader(multipageImage[currIndex]))
{
//mPlot.picPlot.Image = new System.Drawing.Bitmap(str.BaseStream);
mPlot.picPlot.Image = new System.Drawing.Imaging.Metafile(str.BaseStream);
str.Close();
}
mPlot.picPlot.Invalidate();
}
}
catch (Exception ex)
{
frmErrorLog pfrmErrorLog = new frmErrorLog(); pfrmErrorLog.ex = ex; pfrmErrorLog.ShowDialog();
return;
}
}
public void enableButtons(System.Collections.Generic.List <string> multipageImage, int intCurrentIdx, frmPlot pfrmPlot)
{
try
{
if (intCurrentIdx > 0)
{
pfrmPlot.btnPreviousPlot.Enabled = true;
}
else
{
pfrmPlot.btnPreviousPlot.Enabled = false;
}
if (intCurrentIdx >= multipageImage.Count - 1)
{
pfrmPlot.btnNextPlot.Enabled = false;
}
else
{
pfrmPlot.btnNextPlot.Enabled = true;
}
}
catch (Exception ex)
{
frmErrorLog pfrmErrorLog = new frmErrorLog(); pfrmErrorLog.ex = ex; pfrmErrorLog.ShowDialog();
return;
}
}
public void drawPlottoForm(string strTitle, string strCommand)
{
try
{
MainForm mForm = Application.OpenForms["MainForm"] as MainForm;
REngine pEngine = mForm.pEngine;
//Create Plots in R
StringBuilder CommandPlot = new StringBuilder();
//Plots are saved in temporary folders.
string path = Path.GetTempPath();
//Have to assing pathes differently at R and ArcObject
string pathr = path.Replace(@"\", @"/");
//Remove existing image file pathes
if (mForm.multipageImage == null)
{
mForm.multipageImage = new List <string>();
}
else
{
mForm.multipageImage.Clear();
}
//Delete existing image files
mForm.multipageImage.AddRange(Directory.GetFiles(path, "rnet*.wmf"));
for (int j = 0; j < mForm.multipageImage.Count; j++)
{
FileInfo pinfo = new FileInfo(mForm.multipageImage[j]);
if (pinfo.Exists)
{
pinfo.Delete();
}
pinfo.Refresh();
}
//Load Form and assign the settings
frmPlot pfrmPlot = new frmPlot();
pfrmPlot.Text = strTitle;
pfrmPlot.Show();
string strwidth = pfrmPlot.picPlot.Size.Width.ToString();
string strHeight = pfrmPlot.picPlot.Size.Height.ToString();
//Create Plots in R
CommandPlot.Append("win.metafile('" + pathr + "rnet%01d.wmf');");
CommandPlot.Append(strCommand);
CommandPlot.Append("graphics.off()");
pEngine.Evaluate(CommandPlot.ToString());
//Add Plot pathes at List
mForm.multipageImage.Clear();
mForm.multipageImage.AddRange(Directory.GetFiles(path, "rnet*.wmf"));
//Draw plots at the Form
mForm.intCurrentIdx = 0;
drawCurrentChart(mForm.multipageImage, mForm.intCurrentIdx, pfrmPlot);
enableButtons(mForm.multipageImage, mForm.intCurrentIdx, pfrmPlot);
}
catch (Exception ex)
{
frmErrorLog pfrmErrorLog = new frmErrorLog(); pfrmErrorLog.ex = ex; pfrmErrorLog.ShowDialog();
return;
}
}