public float RunTextCalcHeight(Report rpt, Graphics g, Row row, PageTextHtml pth)
{ // normally only called when CanGrow is true
Size s = Size.Empty;
if (IsHidden(rpt, row))
{
return(0);
}
object o = _Value.Evaluate(rpt, row);
TypeCode tc = _Value.GetTypeCode();
int width = this.WidthCalc(rpt, g);
if (this.Style != null)
{
width -= (Style.EvalPaddingLeftPx(rpt, row) + Style.EvalPaddingRightPx(rpt, row));
if (this.IsHtml(rpt, row))
{
if (pth == null)
{
pth = new PageTextHtml(o == null? "": o.ToString());
SetPagePositionAndStyle(rpt, pth, row);
}
pth.Build(g);
s.Height = RSize.PixelsFromPoints(pth.TotalHeight);
}
else
{
s = Style.MeasureString(rpt, g, o, tc, row, width);
}
}
else // call the class static method
{
s = Style.MeasureStringDefaults(rpt, g, o, tc, row, width);
}
TextboxRuntime tbr = TextboxRuntime.GetTextboxRuntime(rpt, this);
tbr.RunHeight = RSize.PointsFromPixels(g, s.Height);
if (Style != null)
{
tbr.RunHeight += (Style.EvalPaddingBottom(rpt, row) + Style.EvalPaddingTop(rpt, row));
}
return(tbr.RunHeight);
}
public int WidthCalc(Report rpt, Graphics g)
{
WorkClass wc = GetWC(rpt);
int width;
if (this._TC != null)
{ // must be part of a table
Table t = _TC.OwnerTable;
int colindex = _TC.ColIndex;
// Calculate width: add up all columns within the column span
width = 0;
TableColumn tc;
for (int ci = colindex; ci < colindex + _TC.ColSpan; ci++)
{
tc = (TableColumn)(t.TableColumns.Items[ci]);
width += tc.Width.PixelsX;
}
}
else if (wc.MC != null)
{ // must be part of a matrix
width = g == null?RSize.PixelsFromPoints(wc.MC.Width) : RSize.PixelsFromPoints(g, wc.MC.Width);
}
else
{ // not part of a table or matrix
if (Width != null)
{
width = Width.PixelsX;
}
else
{
width = RSize.PixelsFromPoints(WidthOrOwnerWidth(rpt));
}
}
return(width);
}
override public void RunPage(Pages pgs, Row row)
{
Report rpt = pgs.Report;
if (IsHidden(pgs.Report, row))
{
return;
}
SetPagePositionBegin(pgs);
// Build the Chart bitmap, along with data regions
Page p = pgs.CurrentPage;
ICustomReportItem cri = null;
Bitmap bm = null;
try
{
cri = RdlEngineConfig.CreateCustomReportItem(_Type);
SetProperties(pgs.Report, row, cri);
int width = WidthCalc(rpt, pgs.G) -
(Style == null? 0 :
(Style.EvalPaddingLeftPx(rpt, row) + Style.EvalPaddingRightPx(rpt, row)));
int height = RSize.PixelsFromPoints(this.HeightOrOwnerHeight) -
(Style == null? 0 :
(Style.EvalPaddingTopPx(rpt, row) + Style.EvalPaddingBottomPx(rpt, row)));
bm = new Bitmap(width, height);
cri.DrawImage(bm);
MemoryStream ostrm = new MemoryStream();
// 06122007AJM Changed to use high quality JPEG encoding
//bm.Save(ostrm, IMAGEFORMAT); // generate a jpeg TODO: get png to work with pdf
System.Drawing.Imaging.ImageCodecInfo[] info;
info = ImageCodecInfo.GetImageEncoders();
EncoderParameters encoderParameters;
encoderParameters = new EncoderParameters(1);
// 20022008 AJM GJL - Using centralised image quality
encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, ImageQualityManager.CustomImageQuality);
System.Drawing.Imaging.ImageCodecInfo codec = null;
for (int i = 0; i < info.Length; i++)
{
if (info[i].FormatDescription == "JPEG")
{
codec = info[i];
break;
}
}
bm.Save(ostrm, codec, encoderParameters);
byte[] ba = ostrm.ToArray();
ostrm.Close();
PageImage pi = new PageImage(IMAGEFORMAT, ba, width, height); // Create an image
pi.Sizing = ImageSizingEnum.Clip;
// RunPageRegionBegin(pgs);
SetPagePositionAndStyle(rpt, pi, row);
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);
}
catch (Exception ex)
{
rpt.rl.LogError(8, string.Format("Exception in CustomReportItem handling: {0}", ex.Message));
}
finally
{
if (cri != null)
{
cri.Dispose();
}
}
return;
}
