internal PageImage PgImage; // When ConstantImage is true this will save the PageImage for reuse
internal WorkClass()
{
PgImage = null;
}
internal PageImage GetPageImage(Report rpt, Row row)
{
string mtype = null;
Stream strm = null;
System.Drawing.Image im = null;
PageImage pi = null;
WorkClass wc = GetWC(rpt);
if (wc.PgImage != null)
{ // have we already generated this one
// reuse most of the work; only position will likely change
pi = new PageImage(wc.PgImage.ImgFormat, wc.PgImage.ImageData, wc.PgImage.SamplesW, wc.PgImage.SamplesH);
pi.Name = wc.PgImage.Name; // this is name it will be shared under
return(pi);
}
try
{
strm = GetImageStream(rpt, row, out mtype);
if (strm == null)
{
rpt.rl.LogError(4, string.Format("Unable to load image {0}.",
this._Value == null?"": this._Value.EvaluateString(rpt, row)));
return(null);
}
im = System.Drawing.Image.FromStream(strm);
int height = im.Height;
int width = im.Width;
MemoryStream ostrm = new MemoryStream();
ImageFormat imf;
// if (mtype.ToLower() == "image/jpeg") //TODO: how do we get png to work
// imf = ImageFormat.Jpeg;
// else
imf = ImageFormat.Jpeg;
System.Drawing.Imaging.ImageCodecInfo[] info;
info = ImageCodecInfo.GetImageEncoders();
EncoderParameters encoderParameters;
encoderParameters = new EncoderParameters(1);
encoderParameters.Param[0] = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, ImageQualityManager.EmbeddedImageQuality);
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);
byte[] ba = ostrm.ToArray();
ostrm.Close();
pi = new PageImage(imf, ba, width, height);
pi.SI = new StyleInfo(); // this will just default everything
if (_BackgroundRepeat != null)
{
string r = _BackgroundRepeat.EvaluateString(rpt, row).ToLower();
switch (r)
{
case "repeat":
pi.Repeat = ImageRepeat.Repeat;
break;
case "repeatx":
pi.Repeat = ImageRepeat.RepeatX;
break;
case "repeaty":
pi.Repeat = ImageRepeat.RepeatY;
break;
case "norepeat":
default:
pi.Repeat = ImageRepeat.NoRepeat;
break;
}
}
else
{
pi.Repeat = ImageRepeat.Repeat;
}
if (_ConstantImage)
{
wc.PgImage = pi;
// create unique name; PDF generation uses this to optimize the saving of the image only once
pi.Name = "pi" + Interlocked.Increment(ref Parser.Counter).ToString(); // create unique name
}
}
finally
{
if (strm != null)
{
strm.Close();
}
if (im != null)
{
im.Dispose();
}
}
return(pi);
}
// render all the objects in a page in PDF
private void ProcessPage(Pages pgs, IEnumerable items)
{
foreach (PageItem pi in items)
{
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage bgImg = pi.SI.BackgroundImage;
// elements.AddImage(images, i.Name, content.objectNum, i.SI, i.ImgFormat,
// pi.X, pi.Y, pi.W, pi.H, i.ImageData,i.SamplesW, i.SamplesH, null);
//Duc Phan modified 10 Dec, 2007 to support on background image
float imW = Measurement.PointsFromPixels(bgImg.SamplesW, pgs.G.DpiX);
float imH = Measurement.PointsFromPixels(bgImg.SamplesH, pgs.G.DpiY);
int repeatX = 0;
int repeatY = 0;
float itemW = pi.W - (pi.SI.PaddingLeft + pi.SI.PaddingRight);
float itemH = pi.H - (pi.SI.PaddingTop + pi.SI.PaddingBottom);
switch (bgImg.Repeat)
{
case ImageRepeat.Repeat:
repeatX = (int)Math.Floor(itemW / imW);
repeatY = (int)Math.Floor(itemH / imH);
break;
case ImageRepeat.RepeatX:
repeatX = (int)Math.Floor(itemW / imW);
repeatY = 1;
break;
case ImageRepeat.RepeatY:
repeatY = (int)Math.Floor(itemH / imH);
repeatX = 1;
break;
case ImageRepeat.NoRepeat:
default:
repeatX = repeatY = 1;
break;
}
//make sure the image is drawn at least 1 times
repeatX = Math.Max(repeatX, 1);
repeatY = Math.Max(repeatY, 1);
float currX = pi.X + pi.SI.PaddingLeft;
float currY = pi.Y + pi.SI.PaddingTop;
float startX = currX;
float startY = currY;
for (int i = 0; i < repeatX; i++)
{
for (int j = 0; j < repeatY; j++)
{
currX = startX + i * imW;
currY = startY + j * imH;
elements.AddImage(images, bgImg.Name,
content.objectNum, bgImg.SI, bgImg.ImgFormat,
currX, currY, imW, imH, RectangleF.Empty, bgImg.ImageData, bgImg.SamplesW, bgImg.SamplesH, null, pi.Tooltip);
}
}
}
if (pi is PageTextHtml)
{
PageTextHtml pth = pi as PageTextHtml;
pth.Build(pgs.G);
ProcessPage(pgs, pth);
continue;
}
if (pi is PageText)
{
PageText pt = pi as PageText;
float[] textwidth;
string[] sa = MeasureString(pt, pgs.G, out textwidth);
elements.AddText(pt.X, pt.Y, pt.H, pt.W, sa, pt.SI,
fonts, textwidth, pt.CanGrow, pt.HyperLink, pt.NoClip, pt.Tooltip);
if (pt.Bookmark != null)
{
outline.Bookmarks.Add(new PdfOutlineEntry(anchor, page.objectNum, pt.Bookmark, pt.X, elements.PageSize.yHeight - pt.Y));
}
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
elements.AddLine(pl.X, pl.Y, pl.X2, pl.Y2, pl.SI);
continue;
}
if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
elements.AddEllipse(pe.X, pe.Y, pe.H, pe.W, pe.SI, pe.HyperLink);
continue;
}
if (pi is PageImage)
{
PageImage i = pi as PageImage;
//Duc Phan added 20 Dec, 2007 to support sized image
RectangleF r2 = new RectangleF(i.X + i.SI.PaddingLeft, i.Y + i.SI.PaddingTop, i.W - i.SI.PaddingLeft - i.SI.PaddingRight, i.H - i.SI.PaddingTop - i.SI.PaddingBottom);
RectangleF adjustedRect; // work rectangle
RectangleF clipRect = RectangleF.Empty;
switch (i.Sizing)
{
case ImageSizingEnum.AutoSize:
adjustedRect = new RectangleF(r2.Left, r2.Top,
r2.Width, r2.Height);
break;
case ImageSizingEnum.Clip:
adjustedRect = new RectangleF(r2.Left, r2.Top,
Measurement.PointsFromPixels(i.SamplesW, pgs.G.DpiX), Measurement.PointsFromPixels(i.SamplesH, pgs.G.DpiY));
clipRect = new RectangleF(r2.Left, r2.Top,
r2.Width, r2.Height);
break;
case ImageSizingEnum.FitProportional:
float height;
float width;
float ratioIm = (float)i.SamplesH / i.SamplesW;
float ratioR = r2.Height / r2.Width;
height = r2.Height;
width = r2.Width;
if (ratioIm > ratioR)
{ // this means the rectangle width must be corrected
width = height * (1 / ratioIm);
}
else if (ratioIm < ratioR)
{ // this means the rectangle height must be corrected
height = width * ratioIm;
}
adjustedRect = new RectangleF(r2.X, r2.Y, width, height);
break;
case ImageSizingEnum.Fit:
default:
adjustedRect = r2;
break;
}
if (i.ImgFormat == System.Drawing.Imaging.ImageFormat.Wmf || i.ImgFormat == System.Drawing.Imaging.ImageFormat.Emf)
{
//We dont want to add it - its already been broken down into page items;
}
else
{
elements.AddImage(images, i.Name, content.objectNum, i.SI, i.ImgFormat,
adjustedRect.X, adjustedRect.Y, adjustedRect.Width, adjustedRect.Height, clipRect, i.ImageData, i.SamplesW, i.SamplesH, i.HyperLink, i.Tooltip);
}
continue;
}
if (pi is PageRectangle)
{
PageRectangle pr = pi as PageRectangle;
elements.AddRectangle(pr.X, pr.Y, pr.H, pr.W, pi.SI, pi.HyperLink, patterns, pi.Tooltip);
continue;
}
if (pi is PagePie)
{ // TODO
PagePie pp = pi as PagePie;
// elements.AddPie(pr.X, pr.Y, pr.H, pr.W, pi.SI, pi.HyperLink, patterns, pi.Tooltip);
continue;
}
if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
elements.AddPolygon(ppo.Points, pi.SI, pi.HyperLink, patterns);
continue;
}
if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
elements.AddCurve(pc.Points, pi.SI);
continue;
}
}
}
override internal 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 = Measurement.PixelsFromPoints(this.HeightOrOwnerHeight, Measurement.STANDARD_DPI_Y) -
(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;
}
override internal 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;
}
