private void DrawString(PageText pt, Graphics g, RectangleF r)
{
StyleInfo si = pt.SI;
string s = pt.Text;
Font drawFont = null;
StringFormat drawFormat = null;
Brush drawBrush = null;
try
{
// STYLE
System.Drawing.FontStyle fs = 0;
if (si.FontStyle == FontStyleEnum.Italic)
fs |= System.Drawing.FontStyle.Italic;
switch (si.TextDecoration)
{
case TextDecorationEnum.Underline:
fs |= System.Drawing.FontStyle.Underline;
break;
case TextDecorationEnum.LineThrough:
fs |= System.Drawing.FontStyle.Strikeout;
break;
case TextDecorationEnum.Overline:
case TextDecorationEnum.None:
break;
}
// WEIGHT
switch (si.FontWeight)
{
case FontWeightEnum.Bold:
case FontWeightEnum.Bolder:
case FontWeightEnum.W500:
case FontWeightEnum.W600:
case FontWeightEnum.W700:
case FontWeightEnum.W800:
case FontWeightEnum.W900:
fs |= System.Drawing.FontStyle.Bold;
break;
default:
break;
}
try
{
drawFont = new Font(si.GetFontFamily(), si.FontSize, fs); // si.FontSize already in points
}
catch (ArgumentException)
{
drawFont = new Font("Arial", si.FontSize, fs); // if this fails we'll let the error pass thru
}
// ALIGNMENT
drawFormat = new StringFormat();
switch (si.TextAlign)
{
case TextAlignEnum.Right:
drawFormat.Alignment = StringAlignment.Far;
break;
case TextAlignEnum.Center:
drawFormat.Alignment = StringAlignment.Center;
break;
case TextAlignEnum.Left:
default:
drawFormat.Alignment = StringAlignment.Near;
break;
}
if (pt.SI.WritingMode == WritingModeEnum.tb_rl)
{
drawFormat.FormatFlags |= StringFormatFlags.DirectionRightToLeft;
drawFormat.FormatFlags |= StringFormatFlags.DirectionVertical;
}
switch (si.VerticalAlign)
{
case VerticalAlignEnum.Bottom:
drawFormat.LineAlignment = StringAlignment.Far;
break;
case VerticalAlignEnum.Middle:
drawFormat.LineAlignment = StringAlignment.Center;
break;
case VerticalAlignEnum.Top:
default:
drawFormat.LineAlignment = StringAlignment.Near;
break;
}
// draw the background
DrawBackground(g, r, si);
// adjust drawing rectangle based on padding
RectangleF r2 = new RectangleF(r.Left + si.PaddingLeft,
r.Top + si.PaddingTop,
r.Width - si.PaddingLeft - si.PaddingRight,
r.Height - si.PaddingTop - si.PaddingBottom);
drawBrush = new SolidBrush(si.Color);
if (si.TextAlign == TextAlignEnum.Justified)
GraphicsExtended.DrawStringJustified(g, pt.Text, drawFont, drawBrush, r2);
else if (si.TextAlign == TextAlignEnum.JustifiedLine)
GraphicsExtended.DrawStringJustified(g, pt.Text, drawFont, drawBrush, r2, GraphicsExtended.JustifiedLineSeparator.Line);
else if (si.TextAlign == TextAlignEnum.JustifiedDottedLine)
GraphicsExtended.DrawStringJustified(g, pt.Text, drawFont, drawBrush, r2, GraphicsExtended.JustifiedLineSeparator.DottedLine);
else if (pt.NoClip) // request not to clip text
{
g.DrawString(pt.Text, drawFont, drawBrush, new PointF(r.Left, r.Top), drawFormat);
HighlightString(g, pt, new RectangleF(r.Left, r.Top, float.MaxValue, float.MaxValue),
drawFont, drawFormat);
}
else
{
g.DrawString(pt.Text, drawFont, drawBrush, r2, drawFormat);
HighlightString(g, pt, r2, drawFont, drawFormat);
}
if (SelectTool)
{
if (pt.AllowSelect && _SelectList.Contains(pt))
g.FillRectangle(new SolidBrush(Color.FromArgb(50, _SelectItemColor)), r2);
}
}
finally
{
if (drawFont != null)
drawFont.Dispose();
if (drawFormat != null)
drawFont.Dispose();
if (drawBrush != null)
drawBrush.Dispose();
}
}
private void DoInstructions(Font f, StringFormat sf, Brush br, Single recX, Single recY, Single recWidth, Single recHeight, String Text)
{
Color Col = Color.Black;
if (br.GetType().Name.Equals("SolidBrush"))
{
SolidBrush sb = (SolidBrush)br;
Col = sb.Color;
}
PageText pt = new PageText(Text);
pt.X = X + recX * SCALEFACTOR;
pt.Y = Y + recY * SCALEFACTOR;
pt.W = recWidth * SCALEFACTOR;
pt.H = recHeight * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.Color = Col;
SI.Direction = DirectionEnum.LTR;
SI.FontFamily = f.Name;
SI.FontSize = f.Size * SCALEFACTOR;
if (f.Italic) {SI.FontStyle = FontStyleEnum.Italic;}
if (f.Bold) { SI.FontWeight = FontWeightEnum.Bold; }
if (f.Underline) { SI.TextDecoration = TextDecorationEnum.Underline; }
if (sf.LineAlignment == StringAlignment.Center)
{
SI.TextAlign = TextAlignEnum.Center;
}
else if (sf.LineAlignment == StringAlignment.Far)
{
SI.TextAlign = TextAlignEnum.Right;
}
if (sf.Alignment == StringAlignment.Center)
{
SI.VerticalAlign = VerticalAlignEnum.Middle;
}
else if (sf.Alignment == StringAlignment.Far)
{
SI.VerticalAlign = VerticalAlignEnum.Bottom;
}
if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) == StringFormatFlags.DirectionVertical)
{
SI.WritingMode = WritingModeEnum.tb_rl;
}
else
{
SI.WritingMode = WritingModeEnum.lr_tb;
}
pt.SI = SI;
items.Add(pt);
//r = Math.Round((r / 255), 3);
//g = Math.Round((g / 255), 3);
//b = Math.Round((b / 255), 3);
//string pdfFont = fonts.GetPdfFont(f.Name);
////need a graphics object...
//Bitmap bm = new Bitmap(1, 1);
//Graphics gr = Graphics.FromImage(bm);
//Font scaleFont = new Font(f.Name, (f.Size * ScaleY) * 1.5f, f.Style, f.Unit);
//SizeF TextSize = gr.MeasureString(Text.Substring(0, Text.Length), scaleFont, (int)(recWidth * ScaleX), sf);
//float textwidth = TextSize.Width;
//float textHeight = TextSize.Height;
//float startX = X + recX * ScaleX;
//float startY = Y + Height - recY * ScaleY - (scaleFont.Size);
//if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) != StringFormatFlags.DirectionVertical)
//{
// if (sf.LineAlignment == StringAlignment.Center)
// {
// startX = (startX + (recWidth * ScaleX) / 2) - (textwidth / 4);
// }
// else if (sf.LineAlignment == StringAlignment.Far)
// {
// startX = (startX + recWidth * ScaleX) - (textwidth / 1.8f);
// }
//}
//else
//{
// startX += textwidth / 4;
// if (sf.LineAlignment == StringAlignment.Center)
// {
// startY = (startY - (recHeight * ScaleY) / 2) + (textHeight / 4);
// }
// else if (sf.LineAlignment == StringAlignment.Far)
// {
// startY = (startY - recHeight * ScaleY) + (textHeight / 1.8f);
// }
//}
//Lines.Append("\r\nq\t");
//string newtext = PdfUtility.UTF16StringQuoter(Text);
//if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) != StringFormatFlags.DirectionVertical)
//{
// Lines.AppendFormat(System.Globalization.NumberFormatInfo.InvariantInfo,
// "\r\nBT/{0} {1} Tf\t{5} {6} {7} rg\t{2} {3} Td \t({4}) Tj\tET\tQ\t",
// pdfFont, scaleFont.SizeInPoints, startX, startY, newtext, r, g, b);
//}
//else
//{
// double rads = -283.0 / 180.0;
// double radsCos = Math.Cos(rads);
// double radsSin = Math.Sin(rads);
// Lines.AppendFormat(System.Globalization.NumberFormatInfo.InvariantInfo,
// "\r\nBT/{0} {1} Tf\t{5} {6} {7} rg\t{8} {9} {10} {11} {2} {3} Tm \t({4}) Tj\tET\tQ\t",
// pdfFont, scaleFont.SizeInPoints, startX, startY, newtext, r, g, b,
// radsCos, radsSin, -radsSin, radsCos);
//}
}
internal bool AnyRowsPage(Pages pgs, Rows data)
{
if (data != null && data.Data != null &&
data.Data.Count > 0)
return true;
string msg;
if (this.NoRows != null)
msg = this.NoRows.EvaluateString(pgs.Report, null);
else
msg = null;
if (msg == null)
return false;
// OK we have a message we need to put out
RunPageRegionBegin(pgs); // still perform page break if needed
PageText pt = new PageText(msg);
SetPagePositionAndStyle(pgs.Report, pt, null);
if (pt.SI.BackgroundImage != null)
pt.SI.BackgroundImage.H = pt.H; // and in the background image
pgs.CurrentPage.AddObject(pt);
RunPageRegionEnd(pgs); // perform end page break if needed
SetPagePositionEnd(pgs, pt.Y + pt.H);
return false;
}
private void HighlightString(Graphics g, PageText dtext, RectangleF r, Font f, StringFormat sf)
{
if (_HighlightText == null || _HighlightText.Length == 0)
return; // nothing to highlight
bool bhighlightItem = dtext == _HighlightItem ||
(_HighlightItem != null && dtext.HtmlParent == _HighlightItem);
if (!(_HighlightAll || bhighlightItem))
return; // not highlighting all and not on current highlight item
string hlt = _HighlightCaseSensitive ? _HighlightText : _HighlightText.ToLower();
string text = _HighlightCaseSensitive ? dtext.Text : dtext.Text.ToLower();
if (text.IndexOf(hlt) < 0)
return; // string not in text
StringFormat sf2 = null;
try
{
// Create a CharacterRange array with the highlight location and length
// Handle multiple occurences of text
List<CharacterRange> rangel = new List<CharacterRange>();
int loc = text.IndexOf(hlt);
int hlen = hlt.Length;
int len = text.Length;
while (loc >= 0)
{
rangel.Add(new CharacterRange(loc, hlen));
if (loc + hlen < len) // out of range of text
loc = text.IndexOf(hlt, loc + hlen);
else
loc = -1;
}
if (rangel.Count <= 0) // we should have gotten one; but
return;
CharacterRange[] ranges = rangel.ToArray();
// Construct a new StringFormat object.
sf2 = sf.Clone() as StringFormat;
// Set the ranges on the StringFormat object.
sf2.SetMeasurableCharacterRanges(ranges);
// Get the Regions to highlight by calling the
// MeasureCharacterRanges method.
if (r.Width <= 0 || r.Height <= 0)
{
SizeF ts = g.MeasureString(dtext.Text, f);
r.Height = ts.Height;
r.Width = ts.Width;
}
Region[] charRegion = g.MeasureCharacterRanges(dtext.Text, f, r, sf2);
// Fill in the region using a semi-transparent color to highlight
foreach (Region rg in charRegion)
{
Color hl = bhighlightItem ? _HighlightItemColor : _HighlightAllColor;
g.FillRegion(new SolidBrush(Color.FromArgb(50, hl)), rg);
}
}
catch { } // if highlighting fails we don't care; need to continue
finally
{
if (sf2 != null)
sf2.Dispose();
}
}
internal override void RunPage(Pages pgs, Row row)
{
Report r = pgs.Report;
TextboxRuntime tbr = TextboxRuntime.GetTextboxRuntime(r, this);
tbr.RunCount++; // Increment the run count
bool bHidden = IsHidden(r, row);
SetPagePositionBegin(pgs);
string t;
if (bHidden)
t = "";
else
t = RunText(r, row); // get the text
bool bDup = RunTextIsDuplicate(tbr, t, pgs.CurrentPage);
if (bDup)
{
if (!(this.IsTableOrMatrixCell(r))) // don't put out anything if not in Table or Matrix
bHidden = true;
t = ""; // still need to put out the cell
}
PageText pt;
PageTextHtml pth=null;
if (IsHtml(r, row))
pt = pth = new PageTextHtml(t);
else
pt = new PageText(t);
SetPagePositionAndStyle(r, pt, row);
if (this.CanGrow && tbr.RunHeight == 0) // when textbox is in a DataRegion this will already be called
{
this.RunTextCalcHeight(r, pgs.G, row, pt is PageTextHtml? pt as PageTextHtml: null);
}
pt.H = Math.Max(pt.H, tbr.RunHeight); // reset height
if (pt.SI.BackgroundImage != null)
pt.SI.BackgroundImage.H = pt.H; // and in the background image
pt.CanGrow = this.CanGrow;
// check TextAlign: if General then correct based on data type
if (pt.SI.TextAlign == TextAlignEnum.General)
{
if (DataType.IsNumeric(this.Value.GetTypeCode() ))
pt.SI.TextAlign = TextAlignEnum.Right;
}
// Hidden objects don't affect the current page?
if (!bHidden)
{
// Force page break if it doesn't fit on a page
if (this.IsInBody && // Only force page when object directly in body
pgs.CurrentPage.YOffset + pt.Y + pt.H >= pgs.BottomOfPage && // running off end of page
!pgs.CurrentPage.IsEmpty()) // if page is already empty don't force new
{ // force page break if it doesn't fit on the page
pgs.NextOrNew();
pgs.CurrentPage.YOffset = OwnerReport.TopOfPage;
if (this.YParents != null)
pt.Y = 0;
}
Page p = pgs.CurrentPage;
RecordPageReference(r, p, row); // save information for late page header/footer references
p.AddObject(pt);
if (!bDup)
{
tbr.PreviousText = t; // previous text displayed
tbr.PreviousPage = p; // page previous text was shown on
}
}
SetPagePositionEnd(pgs, pt.Y+pt.H);
if (pth != null)
pth.Reset();
if (this.CanGrow && !Value.IsConstant())
{
tbr.RunHeight = 0; // need to recalculate
}
}
internal override void RunPage(Pages pgs, Row row)
{
Report r = pgs.Report;
if (IsHidden(r, row))
return;
base.RunPage(pgs, row);
// need to save the owner report and nest in this defintion
ReportDefn saveReport = r.ReportDefinition;
NeedPassword np = r.GetDataSourceReferencePassword; // get current password
r.SetReportDefinition(_ReportDefn);
r.Folder = _ReportDefn.ParseFolder; // folder needs to get set since the id of the report is used by the cache
r.GetDataSourceReferencePassword = np;
DataSourcesDefn saveDS = r.ParentConnections;
if (this.MergeTransactions)
r.ParentConnections = saveReport.DataSourcesDefn;
else
r.ParentConnections = null;
r.SubreportDataRetrievalTriggerEvent();
bool bRows = true;
if (_Parameters == null)
{ // When no parameters we only retrieve data once
SubreportWorkClass wc = r.Cache.Get(this, "report") as SubreportWorkClass;
if (wc == null)
{ // run report first time;
bRows = r.RunGetData(null);
if (!r.IsSubreportDataRetrievalDefined) // if use has defined subreportdataretrieval they might set data
r.Cache.Add(this, "report", new SubreportWorkClass(bRows)); // so we can't cache
}
else
bRows = wc.bRows;
}
else
{
SetSubreportParameters(r, row); // apply the parameters
bRows = r.RunGetData(null);
}
SetPageLeft(r); // Set the Left attribute since this will be the margin for this report
SetPagePositionBegin(pgs);
float yOffset;
if (bRows) // Only run subreport if have a row in some Dataset
{
//
// Run the subreport -- this is the major effort in creating the display objects in the page
//
r.ReportDefinition.Body.RunPage(pgs); // create a the subreport items
yOffset = pgs.CurrentPage.YOffset;
}
else
{ // Handle NoRows message
string msg;
if (this.NoRows != null)
msg = this.NoRows.EvaluateString(pgs.Report, null);
else
msg = null;
if (msg != null)
{
PageText pt = new PageText(msg);
SetPagePositionAndStyle(pgs.Report, pt, null);
if (pt.SI.BackgroundImage != null)
pt.SI.BackgroundImage.H = pt.H; // and in the background image
pgs.CurrentPage.AddObject(pt);
yOffset = pt.Y + pt.H;
}
else
yOffset = pgs.CurrentPage.YOffset;
}
r.SetReportDefinition(saveReport); // restore the current report
r.ParentConnections = saveDS; // restore the data connnections
SetPagePositionEnd(pgs, yOffset);
}
private void BuildPrivate(Graphics g)
{
this.SI.TextAlign = TextAlignEnum.Left;
this.SI.VerticalAlign = VerticalAlignEnum.Top;
this.SI.WritingMode = WritingModeEnum.lr_tb;
PageText model = new PageText("");
model.AllowSelect = false;
model.Page = this.Page;
model.HyperLink=null;
model.Tooltip=null;
int fontSizeModel = 3;
if (_items != null) // this has already been built
return;
_items = new List<PageItem>();
_StyleStack = new Stack();
// The first item is always a text box with the border and background attributes
PageText pt = new PageText("");
pt.AllowSelect = true; // This item represents HTML item for selection in RdlViewer
pt.Page = this.Page;
pt.HtmlParent = this;
pt.X = this.X;
pt.Y = this.Y;
pt.H = this.H;
pt.W = this.W;
pt.CanGrow = false;
pt.SI = this.SI.Clone() as StyleInfo;
pt.SI.PaddingBottom = pt.SI.PaddingLeft = pt.SI.PaddingRight = pt.SI.PaddingTop = 0;
_items.Add(pt);
// Now we create multiple items that represent what is in the box
PageTextHtmlLexer hl = new PageTextHtmlLexer(this.Text);
List<string> tokens = hl.Lex();
float textWidth = this.W - pt.SI.PaddingLeft - pt.SI.PaddingRight;
// Now set the default style for the rest of the members
StyleInfo si = this.SI.Clone() as StyleInfo;
si.BStyleBottom = si.BStyleLeft = si.BStyleRight = si.BStyleTop = BorderStyleEnum.None;
si.BackgroundColor = Color.Empty;
si.BackgroundGradientType = BackgroundGradientTypeEnum.None;
si.BackgroundImage = null;
bool bFirstInLine=true;
StringBuilder sb = new StringBuilder(); // this will hold the accumulating line
float lineXPos=0;
float xPos = 0;
float yPos = 0;
float maxLineHeight=0;
float maxDescent=0;
float descent; // working value for descent
SizeF ms;
bool bWhiteSpace=false;
List<PageItem> lineItems = new List<PageItem>();
foreach (string token in tokens)
{
if (token[0] == PageTextHtmlLexer.HTMLCMD) // indicates an HTML command
{
// we need to create a PageText since the styleinfo is changing
if (sb.Length != 0)
{
pt = new PageText(sb.ToString());
pt.AllowSelect = false;
pt.Page = this.Page;
pt.HtmlParent = this;
pt.HyperLink = model.HyperLink;
pt.Tooltip = model.Tooltip;
pt.NoClip = true;
sb = new StringBuilder();
pt.X = this.X + lineXPos;
pt.Y = this.Y + yPos;
pt.CanGrow = false;
pt.SI = CurrentStyle(si).Clone() as StyleInfo;
_items.Add(pt);
lineItems.Add(pt);
ms = this.MeasureString(pt.Text, pt.SI, g, out descent);
maxDescent = Math.Max(maxDescent, descent);
pt.W = ms.Width;
pt.H = ms.Height;
pt.Descent = descent;
maxLineHeight = Math.Max(maxLineHeight, ms.Height);
lineXPos = xPos;
}
// Now reset the styleinfo
StyleInfo cs = CurrentStyle(si);
string ltoken = token.Substring(1,Math.Min(token.Length-1,10)).ToLower();
if (ltoken == "<b>" || ltoken == "<strong>")
cs.FontWeight = FontWeightEnum.Bold;
else if (ltoken == "</b>" || ltoken == "</strong>")
cs.FontWeight = FontWeightEnum.Normal;
else if (ltoken == "<i>" || ltoken == "<cite>" || ltoken == "<var>" || ltoken == "<em>")
cs.FontStyle = FontStyleEnum.Italic;
else if (ltoken == "</i>" || ltoken == "</cite>" || ltoken == "</var>" || ltoken == "</em>")
cs.FontStyle = FontStyleEnum.Normal;
else if (ltoken == "<code>" || ltoken == "<samp>")
cs.FontFamily = "Courier New";
else if (ltoken == "</code>" || ltoken == "</samp>")
cs.FontFamily = this.SI.FontFamily;
else if (ltoken == "<kbd>")
{
cs.FontFamily = "Courier New";
cs.FontWeight = FontWeightEnum.Bold;
}
else if (ltoken == "</kdd>")
{
cs.FontFamily = this.SI.FontFamily;
cs.FontWeight = FontWeightEnum.Normal;
}
else if (ltoken == "<big>")
{ // big makes it bigger by 20% for each time over the baseline of 3
fontSizeModel++;
float inc = 1;
for (int i=3; i < fontSizeModel; i++)
{
inc += .2f;
}
float h = this.SI.FontSize * inc;
cs.FontSize = h;
}
else if (ltoken == "</big>")
{ // undoes the effect of big
fontSizeModel--;
float inc = 1;
for (int i=3; i < fontSizeModel; i++)
{
inc += .2f;
}
float h = this.SI.FontSize / inc;
cs.FontSize = h;
}
else if (ltoken == "<small>")
{ // small makes it smaller by 20% for each time under the baseline of 3
fontSizeModel--;
float inc = 1;
for (int i=3; i > fontSizeModel; i--)
{
inc += .2f;
}
float h = this.SI.FontSize / inc;
cs.FontSize = h;
}
else if (ltoken == "</small>")
{ // undoes the effect of small
fontSizeModel++;
float inc = 1;
for (int i=3; i > fontSizeModel; i--)
{
inc += .2f;
}
float h = this.SI.FontSize * inc;
cs.FontSize = h;
}
else if (ltoken.StartsWith("<br"))
{
yPos += maxLineHeight;
NormalizeLineHeight(lineItems, maxLineHeight, maxDescent);
maxLineHeight = xPos = lineXPos = maxDescent = 0;
bFirstInLine = true;
bWhiteSpace = false;
}
else if (ltoken.StartsWith("<hr"))
{ // Add a line
// Process existing line if any
yPos += maxLineHeight;
NormalizeLineHeight(lineItems, maxLineHeight, maxDescent);
maxLineHeight = xPos = lineXPos = maxDescent = 0;
bFirstInLine = true;
bWhiteSpace = false;
PageLine pl = new PageLine();
pl.AllowSelect = false;
pl.Page = this.Page;
const int horzLineHeight = 10;
pl.SI = cs.Clone() as StyleInfo;
pl.SI.BStyleLeft = BorderStyleEnum.Ridge;
pl.Y = pl.Y2 = this.Y + yPos + horzLineHeight / 2;
pl.X = this.X;
pl.X2 = pl.X + this.W;
_items.Add(pl);
yPos += horzLineHeight; // skip past horizontal line
}
else if (ltoken.StartsWith("<p"))
{
yPos += maxLineHeight * 2;
NormalizeLineHeight(lineItems, maxLineHeight, maxDescent);
maxLineHeight = xPos = lineXPos = maxDescent = 0;
bFirstInLine = true;
bWhiteSpace = false;
}
else if (ltoken.StartsWith("<a"))
{
BuildAnchor(token.Substring(1), cs, model);
}
else if (ltoken.StartsWith("<img"))
{
PageImage pimg = BuildImage(g, token.Substring(1), cs, model);
if (pimg != null) // We got an image; add to process list
{
pimg.Y = this.Y + yPos;
pimg.X = this.X;
_items.Add(pimg);
yPos += pimg.H; // Increment y position
maxLineHeight = xPos = lineXPos = maxDescent = 0;
bFirstInLine = true;
bWhiteSpace = false;
}
}
else if (ltoken == "</a>")
{
model.HyperLink = model.Tooltip = null;
PopStyle();
}
else if (ltoken.StartsWith("<span"))
{
HandleStyle(token.Substring(1), si);
}
else if (ltoken == "</span>")
{ // we really should match span and font but it shouldn't matter very often?
PopStyle();
}
else if (ltoken.StartsWith("<font"))
{
HandleFont(token.Substring(1), si);
}
else if (ltoken == "</font>")
{ // we really should match span and font but it shouldn't matter very often?
PopStyle();
}
continue;
}
if (token == PageTextHtmlLexer.WHITESPACE)
{
if (!bFirstInLine)
bWhiteSpace = true;
continue;
}
if (token != PageTextHtmlLexer.EOF)
{
string ntoken;
if (token == PageTextHtmlLexer.NBSP.ToString())
ntoken = bWhiteSpace ? " " : " ";
else
ntoken = bWhiteSpace ? " " + token : token;
ntoken = ntoken.Replace(PageTextHtmlLexer.NBSP, ' ');
bWhiteSpace = false; // can only use whitespace once
ms = this.MeasureString(ntoken, CurrentStyle(si), g, out descent);
if (xPos + ms.Width < textWidth)
{
bFirstInLine = false;
sb.Append(ntoken);
maxDescent = Math.Max(maxDescent, descent);
maxLineHeight = Math.Max(maxLineHeight, ms.Height);
xPos += ms.Width;
continue;
}
}
else if (sb.Length == 0) // EOF and no previous string means we're done
continue;
pt = new PageText(sb.ToString());
pt.AllowSelect = false;
pt.Page = this.Page;
pt.HtmlParent = this;
pt.NoClip = true;
pt.HyperLink = model.HyperLink;
pt.Tooltip = model.Tooltip;
sb = new StringBuilder();
sb.Append(token.Replace(PageTextHtmlLexer.NBSP, ' '));
pt.SI = CurrentStyle(si).Clone() as StyleInfo;
ms = this.MeasureString(pt.Text, pt.SI, g, out descent);
pt.X = this.X + lineXPos;
pt.Y = this.Y + yPos;
pt.H = ms.Height;
pt.W = ms.Width;
pt.Descent = descent;
pt.CanGrow = false;
_items.Add(pt);
lineItems.Add(pt);
maxDescent = Math.Max(maxDescent, descent);
maxLineHeight = Math.Max(maxLineHeight, ms.Height);
yPos += maxLineHeight; // Increment y position
NormalizeLineHeight(lineItems, maxLineHeight, maxDescent);
lineXPos = maxLineHeight = maxDescent = 0; // start line height over
// Now set the xPos just after the current token
ms = this.MeasureString(token, CurrentStyle(si), g, out descent);
xPos = ms.Width;
}
_TotalHeight = yPos; // set the calculated height of the result
_StyleStack = null;
return;
}
private PageImage BuildImage(Graphics g, string token, StyleInfo oldsi, PageText model)
{
PageTextHtmlCmdLexer hc = new PageTextHtmlCmdLexer(token.Substring(4));
Hashtable ht = hc.Lex();
string src = (string)ht["src"];
if (src == null || src.Length < 1)
return null;
string alt = (string)ht["alt"];
string height = (string)ht["height"];
string width = (string)ht["width"];
string align = (string)ht["align"];
Stream strm = null;
System.Drawing.Image im = null;
PageImage pi = null;
try
{
// Obtain the image stream
if (src.StartsWith("http:") ||
src.StartsWith("file:") ||
src.StartsWith("https:"))
{
WebRequest wreq = WebRequest.Create(src);
WebResponse wres = wreq.GetResponse();
strm = wres.GetResponseStream();
}
else
strm = new FileStream(src, System.IO.FileMode.Open, FileAccess.Read);
im = System.Drawing.Image.FromStream(strm);
int h = im.Height;
int w = im.Width;
MemoryStream ostrm = new MemoryStream();
ImageFormat imf;
imf = ImageFormat.Jpeg;
im.Save(ostrm, imf);
byte[] ba = ostrm.ToArray();
ostrm.Close();
pi = new PageImage(imf, ba, w, h);
pi.AllowSelect = false;
pi.Page = this.Page;
pi.HyperLink = model.HyperLink;
pi.Tooltip = alt == null ? model.Tooltip : alt;
pi.X = 0;
pi.Y = 0;
pi.W = RSize.PointsFromPixels(g, width != null? Convert.ToInt32(width): w);
pi.H = RSize.PointsFromPixels(g, height != null? Convert.ToInt32(height): h);
pi.SI = new StyleInfo();
}
catch
{
pi = null;
}
finally
{
if (strm != null)
strm.Close();
if (im != null)
im.Dispose();
}
return pi;
}
private void BuildAnchor(string token, StyleInfo oldsi, PageText model)
{
StyleInfo si= oldsi.Clone() as StyleInfo; // always push a StyleInfo
_StyleStack.Push(si); // since they will always be popped
Hashtable ht = ParseHtmlCmd(token);
string href = (string) ht["href"];
if (href == null || href.Length < 1)
return;
model.HyperLink = model.Tooltip = href;
si.TextDecoration = TextDecorationEnum.Underline;
si.Color = Color.Blue;
}
public static string[] MeasureString(PageText pt, Graphics g, out float[] width)
{
StyleInfo si = pt.SI;
string s = pt.Text;
System.Drawing.Font drawFont = null;
StringFormat drawFormat = null;
SizeF ms;
string[] sa = null;
width = null;
try
{
// STYLE
System.Drawing.FontStyle fs = 0;
if (si.FontStyle == FontStyleEnum.Italic)
fs |= System.Drawing.FontStyle.Italic;
// WEIGHT
switch (si.FontWeight)
{
case FontWeightEnum.Bold:
case FontWeightEnum.Bolder:
case FontWeightEnum.W500:
case FontWeightEnum.W600:
case FontWeightEnum.W700:
case FontWeightEnum.W800:
case FontWeightEnum.W900:
fs |= System.Drawing.FontStyle.Bold;
break;
default:
break;
}
drawFont = new System.Drawing.Font(StyleInfo.GetFontFamily(si.FontFamilyFull), si.FontSize, fs);
drawFormat = new StringFormat();
drawFormat.Alignment = StringAlignment.Near;
// Measure string
// pt.NoClip indicates that this was generated by PageTextHtml Build. It has already word wrapped.
if (pt.NoClip || pt.SI.WritingMode == WritingModeEnum.tb_rl) // TODO: support multiple lines for vertical text
{
ms = MeasureString(s, g, drawFont, drawFormat);
width = new float[1];
width[0] = RSize.PointsFromPixels(g, ms.Width); // convert to points from pixels
sa = new string[1];
sa[0] = s;
return sa;
}
// handle multiple lines;
// 1) split the string into the forced line breaks (ie "\n and \r")
// 2) foreach of the forced line breaks; break these into words and recombine
s = s.Replace("\r\n", "\n"); // don't want this to result in double lines
string[] flines = s.Split(lineBreak);
List<string> lines = new List<string>();
List<float> lineWidths = new List<float>();
// remove the size reserved for left and right padding
float ptWidth = pt.W - pt.SI.PaddingLeft - pt.SI.PaddingRight;
if (ptWidth <= 0)
ptWidth = 1;
foreach (string tfl in flines)
{
string fl;
if (tfl.Length > 0 && tfl[tfl.Length - 1] == ' ')
fl = tfl.TrimEnd(' ');
else
fl = tfl;
// Check if entire string fits into a line
ms = MeasureString(fl, g, drawFont, drawFormat);
float tw = RSize.PointsFromPixels(g, ms.Width);
if (tw <= ptWidth)
{ // line fits don't need to break it down further
lines.Add(fl);
lineWidths.Add(tw);
continue;
}
// Line too long; need to break into multiple lines
// 1) break line into parts; then build up again keeping track of word positions
string[] parts = fl.Split(wordBreak); // this is the maximum split of lines
StringBuilder sb = new StringBuilder(fl.Length);
CharacterRange[] cra = new CharacterRange[parts.Length];
for (int i = 0; i < parts.Length; i++)
{
int sc = sb.Length; // starting character
sb.Append(parts[i]); // endding character
if (i != parts.Length - 1) // last item doesn't need blank
sb.Append(" ");
int ec = sb.Length;
CharacterRange cr = new CharacterRange(sc, ec - sc);
cra[i] = cr; // add to character array
}
// 2) Measure the word locations within the line
string wfl = sb.ToString();
WordStartFinish[] wordLocations = MeasureString(wfl, g, drawFont, drawFormat, cra);
if (wordLocations == null)
continue;
// 3) Loop thru creating new lines as needed
int startLoc = 0;
CharacterRange crs = cra[startLoc];
CharacterRange cre = cra[startLoc];
float cwidth = wordLocations[0].end; // length of the first
float bwidth = wordLocations[0].start; // characters need a little extra on start
string ts;
bool bLine = true;
for (int i = 1; i < cra.Length; i++)
{
cwidth = wordLocations[i].end - wordLocations[startLoc].start + bwidth;
if (cwidth > ptWidth)
{ // time for a new line
cre = cra[i - 1];
ts = wfl.Substring(crs.First, cre.First + cre.Length - crs.First);
lines.Add(ts);
lineWidths.Add(wordLocations[i - 1].end - wordLocations[startLoc].start + bwidth);
// Find the first non-blank character of the next line
while (i < cra.Length &&
cra[i].Length == 1 &&
fl[cra[i].First] == ' ')
{
i++;
}
if (i < cra.Length) // any lines left?
{ // yes, continue on
startLoc = i;
crs = cre = cra[startLoc];
cwidth = wordLocations[i].end - wordLocations[startLoc].start + bwidth;
}
else // no, we can stop
bLine = false;
// bwidth = wordLocations[startLoc].start - wordLocations[startLoc - 1].end;
}
else
cre = cra[i];
}
if (bLine)
{
ts = fl.Substring(crs.First, cre.First + cre.Length - crs.First);
lines.Add(ts);
lineWidths.Add(cwidth);
}
}
// create the final array from the Lists
string[] la = lines.ToArray();
width = lineWidths.ToArray();
return la;
}
finally
{
if (drawFont != null)
drawFont.Dispose();
if (drawFormat != null)
drawFont.Dispose();
}
}
private void DoInstructions(Font f, StringFormat sf, Brush br, Single recX, Single recY, Single recWidth, Single recHeight, String Text)
{
Color Col = Color.Black;
if (br.GetType().Name.Equals("SolidBrush"))
{
SolidBrush sb = (SolidBrush)br;
Col = sb.Color;
}
PageText pt = new PageText(Text);
pt.X = X + recX * SCALEFACTOR;
pt.Y = Y + recY * SCALEFACTOR;
pt.W = recWidth * SCALEFACTOR;
pt.H = recHeight * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.Color = Col;
SI.Direction = DirectionEnum.LTR;
SI.FontFamily = f.Name;
SI.FontSize = f.Size * SCALEFACTOR;
if (f.Italic)
{
SI.FontStyle = FontStyleEnum.Italic;
}
if (f.Bold)
{
SI.FontWeight = FontWeightEnum.Bold;
}
if (f.Underline)
{
SI.TextDecoration = TextDecorationEnum.Underline;
}
if (sf.LineAlignment == StringAlignment.Center)
{
SI.TextAlign = TextAlignEnum.Center;
}
else if (sf.LineAlignment == StringAlignment.Far)
{
SI.TextAlign = TextAlignEnum.Right;
}
if (sf.Alignment == StringAlignment.Center)
{
SI.VerticalAlign = VerticalAlignEnum.Middle;
}
else if (sf.Alignment == StringAlignment.Far)
{
SI.VerticalAlign = VerticalAlignEnum.Bottom;
}
if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) == StringFormatFlags.DirectionVertical)
{
SI.WritingMode = WritingModeEnum.tb_rl;
}
else
{
SI.WritingMode = WritingModeEnum.lr_tb;
}
pt.SI = SI;
items.Add(pt);
//r = Math.Round((r / 255), 3);
//g = Math.Round((g / 255), 3);
//b = Math.Round((b / 255), 3);
//string pdfFont = fonts.GetPdfFont(f.Name);
////need a graphics object...
//Bitmap bm = new Bitmap(1, 1);
//Graphics gr = Graphics.FromImage(bm);
//Font scaleFont = new Font(f.Name, (f.Size * ScaleY) * 1.5f, f.Style, f.Unit);
//SizeF TextSize = gr.MeasureString(Text.Substring(0, Text.Length), scaleFont, (int)(recWidth * ScaleX), sf);
//float textwidth = TextSize.Width;
//float textHeight = TextSize.Height;
//float startX = X + recX * ScaleX;
//float startY = Y + Height - recY * ScaleY - (scaleFont.Size);
//if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) != StringFormatFlags.DirectionVertical)
//{
// if (sf.LineAlignment == StringAlignment.Center)
// {
// startX = (startX + (recWidth * ScaleX) / 2) - (textwidth / 4);
// }
// else if (sf.LineAlignment == StringAlignment.Far)
// {
// startX = (startX + recWidth * ScaleX) - (textwidth / 1.8f);
// }
//}
//else
//{
// startX += textwidth / 4;
// if (sf.LineAlignment == StringAlignment.Center)
// {
// startY = (startY - (recHeight * ScaleY) / 2) + (textHeight / 4);
// }
// else if (sf.LineAlignment == StringAlignment.Far)
// {
// startY = (startY - recHeight * ScaleY) + (textHeight / 1.8f);
// }
//}
//Lines.Append("\r\nq\t");
//string newtext = PdfUtility.UTF16StringQuoter(Text);
//if ((sf.FormatFlags & StringFormatFlags.DirectionVertical) != StringFormatFlags.DirectionVertical)
//{
// Lines.AppendFormat(System.Globalization.NumberFormatInfo.InvariantInfo,
// "\r\nBT/{0} {1} Tf\t{5} {6} {7} rg\t{2} {3} Td \t({4}) Tj\tET\tQ\t",
// pdfFont, scaleFont.SizeInPoints, startX, startY, newtext, r, g, b);
//}
//else
//{
// double rads = -283.0 / 180.0;
// double radsCos = Math.Cos(rads);
// double radsSin = Math.Sin(rads);
// Lines.AppendFormat(System.Globalization.NumberFormatInfo.InvariantInfo,
// "\r\nBT/{0} {1} Tf\t{5} {6} {7} rg\t{8} {9} {10} {11} {2} {3} Tm \t({4}) Tj\tET\tQ\t",
// pdfFont, scaleFont.SizeInPoints, startX, startY, newtext, r, g, b,
// radsCos, radsSin, -radsSin, radsCos);
//}
}
