public bool IsHidden(Report rpt, Row r)
{
if (_Hidden == null)
{
return(false);
}
return(_Hidden.EvaluateBoolean(rpt, r));
}
public bool OmitValue(Report rpt, Row r)
{
if (_Omit == null)
{
return(false);
}
return(_Omit.EvaluateBoolean(rpt, r));
}
public ChartBase(Report r, Row row, Chart c, MatrixCellEntry[,] m, Expression showTooltips, Expression showTooltipsX,Expression _ToolTipYFormat, Expression _ToolTipXFormat)
{
_ChartDefn = c;
_row = row;
_DataDefn = m;
_bm = null;
int width = _ChartDefn.WidthCalc(r, null);
int height = RSize.PixelsFromPoints(_ChartDefn.HeightOrOwnerHeight);
Layout = new ChartLayout(width, height);
_SeriesBrush = null;
_SeriesMarker = null;
_showToolTips = showTooltips.EvaluateBoolean(r, row);
_showToolTipsX = showTooltipsX.EvaluateBoolean(r, row);
_tooltipYFormat = _ToolTipYFormat.EvaluateString(r, row);
_tooltipXFormat = _ToolTipXFormat.EvaluateString(r, row);
}
override public void RunPage(Pages pgs, Row row)
{
Report rpt = pgs.Report;
if (IsHidden(pgs.Report, row))
{
return;
}
_ChartMatrix.RunReset(rpt);
Rows _Data = GetFilteredData(rpt, row);
SetMyData(rpt, _Data);
SetPagePositionBegin(pgs);
if (!AnyRowsPage(pgs, _Data)) // if no rows return
{
return; // nothing left to do
}
// Build the Chart bitmap, along with data regions
Page p = pgs.CurrentPage;
ChartBase cb = null;
try
{
cb = RunChartBuild(rpt, row); // Build the chart
if (!_isHYNEsWonderfulVector.EvaluateBoolean(rpt, row)) //AJM GJL 14082008 'Classic' Rendering
{
System.Drawing.Image im = cb.Image(rpt); // Grab the image
int height = im.Height; // save height and width
int width = im.Width;
MemoryStream ostrm = new MemoryStream();
/* The following is a new image saving logic which will allow for higher
* quality images using JPEG with 100% quality
* 06122007AJM */
System.Drawing.Imaging.ImageCodecInfo[] info;
info = ImageCodecInfo.GetImageEncoders();
EncoderParameters encoderParameters;
encoderParameters = new EncoderParameters(1);
// 20022008 AJM GJL - Centralised class with global encoder settings
encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, ImageQualityManager.ChartImageQuality);
System.Drawing.Imaging.ImageCodecInfo codec = null;
for (int i = 0; i < info.Length; i++)
{
if (info[i].FormatDescription == "JPEG")
{
codec = info[i];
break;
}
}
im.Save(ostrm, codec, encoderParameters);
// 06122007AJM The follow has been replaced with the code above
//im.Save(ostrm, info); // generate a jpeg TODO: get png to work with pdf
byte[] ba = ostrm.ToArray();
ostrm.Close();
PageImage pi = new PageImage(IMAGEFORMAT, ba, width, height); // Create an image
RunPageRegionBegin(pgs);
SetPagePositionAndStyle(rpt, pi, row);
pi.SI.BackgroundImage = null; // chart already has the background image
if (pgs.CurrentPage.YOffset + pi.Y + pi.H >= pgs.BottomOfPage && !pgs.CurrentPage.IsEmpty())
{ // force page break if it doesn't fit on the page
pgs.NextOrNew();
pgs.CurrentPage.YOffset = OwnerReport.TopOfPage;
if (this.YParents != null)
{
pi.Y = 0;
}
}
p = pgs.CurrentPage;
p.AddObject(pi); // Put image onto the current page
RunPageRegionEnd(pgs);
if (!this.PageBreakAtEnd && !IsTableOrMatrixCell(rpt))
{
float newY = pi.Y + pi.H;
p.YOffset += newY; // bump the y location
}
SetPagePositionEnd(pgs, pi.Y + pi.H);
}
else //Ultimate Rendering - Vector //AJM GJL 14082008
{
System.Drawing.Imaging.Metafile im = cb.Image(rpt); // Grab the image
//im could still be saved to a bitmap at this point
//if we were to offer a choice of raster or vector, it would probably
//be easiest to draw the chart to the EMF and then save as bitmap if needed
int height = im.Height; // save height and width
int width = im.Width;
byte[] ba = cb._aStream.ToArray();
cb._aStream.Close();
PageImage pi = new PageImage(ImageFormat.Wmf, ba, width, height);
RunPageRegionBegin(pgs);
SetPagePositionAndStyle(rpt, pi, row);
pi.SI.BackgroundImage = null; // chart already has the background image
if (pgs.CurrentPage.YOffset + pi.Y + pi.H >= pgs.BottomOfPage && !pgs.CurrentPage.IsEmpty())
{ // force page break if it doesn't fit on the page
pgs.NextOrNew();
pgs.CurrentPage.YOffset = OwnerReport.TopOfPage;
if (this.YParents != null)
{
pi.Y = 0;
}
}
p = pgs.CurrentPage;
//GJL 25072008 - Charts now draw in EMFplus format and not in bitmap. Still using the "PageImage" for the positioning
//paging etc, but we don't add it to the page.
// ******************************************************************************************************************
// New EMF Processing... we want to add the EMF Components to the page and not the actual EMF...
EMF emf = new EMF(pi.X, pi.Y, width, height);
emf.ProcessEMF(ba); //Process takes the bytearray of EMFplus data and breaks it down into lines,ellipses,text,rectangles
//etc... There are still a lot of GDI+ functions I haven't got to (and some I have no intention of getting to!).
foreach (PageItem emfItem in emf.PageItems)
{
p.AddObject(emfItem);
}
// ******************************************************************************************************************
//p.AddObject(pi);
RunPageRegionEnd(pgs);
pi.Y += p.YOffset;
if (!this.PageBreakAtEnd && !IsTableOrMatrixCell(rpt))
{
float newY = pi.Y + pi.H;
p.YOffset += newY; // bump the y location
}
SetPagePositionEnd(pgs, pi.Y + pi.H); //our emf size seems to be bigger than the jpeg...
}
}
catch (Exception ex)
{
rpt.rl.LogError(8, string.Format("Exception in Chart handling.\n{0}\n{1}", ex.Message, ex.StackTrace));
}
finally
{
if (cb != null)
{
cb.Dispose();
}
}
return;
}