override internal void RunPage(Pages pgs, Row row)
{
Report r = pgs.Report;
bool bHidden = IsHidden(r, row);
SetPagePositionBegin(pgs);
PageLine pl = new PageLine();
SetPagePositionAndStyle(r, pl, row);
if (!bHidden)
{
pgs.CurrentPage.AddObject(pl);
}
SetPagePositionEnd(pgs, pl.Y);
}
private void AddObjectInternal(PageItem pi)
{
pi.Page = this;
pi.ItemNumber = _items.Count;
if (_items.Count == 0)
{
_lastZIndex = pi.ZIndex;
}
else if (_lastZIndex != pi.ZIndex)
{
_needSort = true;
}
// adjust the page item locations
pi.X += _xOffset;
pi.Y += _yOffset;
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
pl.X2 += _xOffset;
pl.Y2 += _yOffset;
}
else if (pi is PagePolygon)
{
PagePolygon pp = pi as PagePolygon;
for (int i = 0; i < pp.Points.Length; i++)
{
pp.Points[i].X += _xOffset;
pp.Points[i].Y += _yOffset;
}
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
for (int i = 0; i < pc.Points.Length; i++)
{
pc.Points[i].X += _xOffset;
pc.Points[i].Y += _yOffset;
}
}
}
private void DoInstructions(Single Xa, Single Xb, Single Ya, Single Yb, Pen p)
{
BorderStyleEnum ls = getLineStyle(p);
switch (p.Brush.GetType().Name)
{
case "SolidBrush":
System.Drawing.SolidBrush theBrush = (System.Drawing.SolidBrush)p.Brush;
PageLine pl = new PageLine();
pl.X = X + Xa * SCALEFACTOR;
pl.Y = Y + Ya * SCALEFACTOR;
pl.X2 = X + Xb * SCALEFACTOR;
pl.Y2 = Y + Yb * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.Color = theBrush.Color;
SI.BColorTop = theBrush.Color;
SI.BStyleTop = ls;
SI.BWidthTop = p.Width * SCALEFACTOR;
SI.BColorBottom = theBrush.Color;
SI.BStyleBottom = ls;
SI.BWidthBottom = p.Width * SCALEFACTOR;
SI.BColorLeft = theBrush.Color;
SI.BStyleLeft = ls;
SI.BWidthLeft = p.Width * SCALEFACTOR;
SI.BColorRight = theBrush.Color;
SI.BStyleRight = ls;
SI.BWidthRight = p.Width * SCALEFACTOR;
pl.SI = SI;
items.Add(pl);
break;
default:
break;
}
}
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;
}
/// <summary>
/// Render all the objects in a page
/// </summary>
private void processPage(Pages pages, IEnumerable page)
{
//loop thru the items in the page
foreach (PageItem pageItem in page)
{
if (pageItem.SI.BackgroundImage != null)
{
//put out any background image
PageImage backgroundImage = pageItem.SI.BackgroundImage;
float imageWidth = RSize.PointsFromPixels(pages.G, backgroundImage.SamplesW);
float imageHeight = RSize.PointsFromPixels(pages.G, backgroundImage.SamplesH);
int repeatX = 0;
int repeatY = 0;
float itemWidth = pageItem.W - (pageItem.SI.PaddingLeft + pageItem.SI.PaddingRight);
float itemHeight = pageItem.H - (pageItem.SI.PaddingTop + pageItem.SI.PaddingBottom);
switch (backgroundImage.Repeat)
{
case ImageRepeat.Repeat:
repeatX = (int)Math.Floor(itemWidth / imageWidth);
repeatY = (int)Math.Floor(itemHeight / imageHeight);
break;
case ImageRepeat.RepeatX:
repeatX = (int)Math.Floor(itemWidth / imageWidth);
repeatY = 1;
break;
case ImageRepeat.RepeatY:
repeatY = (int)Math.Floor(itemHeight / imageHeight);
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 = pageItem.X + pageItem.SI.PaddingLeft;
float currY = pageItem.Y + pageItem.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 * imageWidth;
currY = startY + j * imageHeight;
addImage(backgroundImage.SI, currX, currY, imageWidth, imageHeight, RectangleF.Empty,
backgroundImage.ImageData, null, pageItem.Tooltip);
}
}
}
else if (pageItem is PageTextHtml)
{
PageTextHtml pageTextHtml = pageItem as PageTextHtml;
pageTextHtml.Build(pages.G);
processPage(pages, pageTextHtml);
continue;
}
else if (pageItem is PageText)
{
PageText pageText = pageItem as PageText;
float[] textwidth;
string[] measureStrings = RenderUtility.MeasureString(pageText, pages.G, out textwidth);
addText(pageText.X, pageText.Y, pageText.W, pageText.H, measureStrings, pageText.SI, textwidth, pageText.CanGrow, pageText.HyperLink, pageText.NoClip, pageText.Tooltip);
continue;
}
else if (pageItem is PageLine)
{
PageLine pageLine = pageItem as PageLine;
addLine(pageLine.X, pageLine.Y, pageLine.X2, pageLine.Y2, pageLine.SI);
continue;
}
else if (pageItem is PageEllipse)
{
PageEllipse pageEllipse = pageItem as PageEllipse;
addEllipse(pageEllipse.X, pageEllipse.Y, pageEllipse.W, pageEllipse.H, pageEllipse.SI, pageEllipse.HyperLink);
continue;
}
else if (pageItem is PageImage)
{
PageImage pageImage = pageItem as PageImage;
//Duc Phan added 20 Dec, 2007 to support sized image
RectangleF r2 = new RectangleF(pageImage.X + pageImage.SI.PaddingLeft, pageImage.Y + pageImage.SI.PaddingTop,
pageImage.W - pageImage.SI.PaddingLeft - pageImage.SI.PaddingRight, pageImage.H - pageImage.SI.PaddingTop - pageImage.SI.PaddingBottom);
//work rectangle
RectangleF adjustedRect;
RectangleF clipRect = RectangleF.Empty;
switch (pageImage.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, RSize.PointsFromPixels(pages.G, pageImage.SamplesW),
RSize.PointsFromPixels(pages.G, pageImage.SamplesH));
clipRect = new RectangleF(r2.Left, r2.Top, r2.Width, r2.Height);
break;
case ImageSizingEnum.FitProportional:
float height;
float width;
float ratioIm = (float)pageImage.SamplesH / pageImage.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 (pageImage.ImgFormat != System.Drawing.Imaging.ImageFormat.Wmf && pageImage.ImgFormat != System.Drawing.Imaging.ImageFormat.Emf)
{
addImage(pageImage.SI, adjustedRect.X, adjustedRect.Y, adjustedRect.Width, adjustedRect.Height,
clipRect, pageImage.ImageData, pageImage.HyperLink, pageImage.Tooltip);
}
continue;
}
else if (pageItem is PageRectangle)
{
PageRectangle pageRectangle = pageItem as PageRectangle;
addRectangle(pageRectangle.X, pageRectangle.Y, pageRectangle.W, pageRectangle.H, pageItem.SI, pageItem.HyperLink, pageItem.Tooltip);
continue;
}
else if (pageItem is PagePie)
{
PagePie pagePie = pageItem as PagePie;
addPie(pagePie.X, pagePie.Y, pagePie.W, pagePie.H, pageItem.SI, pageItem.HyperLink, pageItem.Tooltip);
continue;
}
else if (pageItem is PagePolygon)
{
PagePolygon pagePolygon = pageItem as PagePolygon;
addPolygon(pagePolygon.Points, pageItem.SI, pageItem.HyperLink);
continue;
}
else if (pageItem is PageCurve)
{
PageCurve pageCurve = pageItem as PageCurve;
addCurve(pageCurve.Points, pageItem.SI);
continue;
}
}
}
private void ProcessPage(Graphics g, IEnumerable p)
{
foreach (PageItem pi in p)
{
if (pi is PageTextHtml)
{ // PageTextHtml is actually a composite object (just like a page)
ProcessHtml(pi as PageTextHtml, g);
continue;
}
if (pi is PageLine)
{
PageLine pl = pi as PageLine;
DrawLine(
pl.SI.BColorLeft, pl.SI.BStyleLeft, pl.SI.BWidthLeft,
g, PixelsX(pl.X), PixelsY(pl.Y), PixelsX(pl.X2), PixelsY(pl.Y2)
);
continue;
}
RectangleF rect = new RectangleF(PixelsX(pi.X), PixelsY(pi.Y), PixelsX(pi.W), PixelsY(pi.H));
if (pi.SI.BackgroundImage != null)
{ // put out any background image
PageImage i = pi.SI.BackgroundImage;
DrawImage(i, g, rect);
}
if (pi is PageText)
{
PageText pt = pi as PageText;
DrawString(pt, g, rect);
}
else if (pi is PageImage)
{
PageImage i = pi as PageImage;
DrawImage(i, g, rect);
}
else if (pi is PageRectangle)
{
this.DrawBackground(g, rect, pi.SI);
}
else if (pi is PageEllipse)
{
PageEllipse pe = pi as PageEllipse;
DrawEllipse(pe, g, rect);
}
else if (pi is PagePie)
{
PagePie pp = pi as PagePie;
DrawPie(pp, g, rect);
}
else if (pi is PagePolygon)
{
PagePolygon ppo = pi as PagePolygon;
FillPolygon(ppo, g, rect);
}
else if (pi is PageCurve)
{
PageCurve pc = pi as PageCurve;
DrawCurve(pc.SI.BColorLeft, pc.SI.BStyleLeft, pc.SI.BWidthLeft,
g, pc.Points, pc.Offset, pc.Tension);
}
DrawBorder(pi, g, rect);
}
}
internal void SetPagePositionAndStyle(Report rpt, PageItem pi, Row row)
{
WorkClass wc = GetWC(rpt);
pi.X = GetOffsetCalc(rpt) + LeftCalc(rpt);
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
float width = 0;
TableColumn tc;
for (int ci = colindex; ci < colindex + _TC.ColSpan; ci++)
{
tc = (TableColumn)(t.TableColumns.Items[ci]);
width += tc.Width.Points;
}
pi.W = width;
pi.Y = 0;
TableRow tr = (TableRow)(_TC.Parent.Parent);
pi.H = tr.HeightCalc(rpt); // this is a cached item; note tr.HeightOfRow must already be called on row
}
else if (wc.MC != null)
{ // must be part of a matrix
pi.W = wc.MC.Width;
pi.Y = 0;
pi.H = wc.MC.Height;
}
else if (pi is PageLine)
{ // don't really handle if line is part of table??? TODO
PageLine pl = (PageLine)pi;
if (Top != null)
{
pl.Y = this.Gap(rpt); // y will get adjusted when pageitem added to page
}
float y2 = pl.Y;
if (Height != null)
{
y2 += Height.Points;
}
pl.Y2 = y2;
pl.X2 = pl.X;
if (Width != null)
{
pl.X2 += Width.Points;
}
}
else
{ // not part of a table or matrix
if (Top != null)
{
pi.Y = this.Gap(rpt); // y will get adjusted when pageitem added to page
}
if (Height != null)
{
pi.H = Height.Points;
}
else
{
pi.H = this.HeightOrOwnerHeight;
}
if (Width != null)
{
pi.W = Width.Points;
}
else
{
pi.W = this.WidthOrOwnerWidth(rpt);
}
}
if (Style != null)
{
pi.SI = Style.GetStyleInfo(rpt, row);
}
else
{
pi.SI = new StyleInfo(); // this will just default everything
}
pi.ZIndex = this.ZIndex; // retain the zindex of the object
// Catch any action needed
if (this._Action != null)
{
pi.BookmarkLink = _Action.BookmarkLinkValue(rpt, row);
pi.HyperLink = _Action.HyperLinkValue(rpt, row);
}
if (this._Bookmark != null)
{
pi.Bookmark = _Bookmark.EvaluateString(rpt, row);
}
if (this._ToolTip != null)
{
pi.Tooltip = _ToolTip.EvaluateString(rpt, row);
}
}
internal override void RunPage(Pages pgs, Row row)
{
Report r = pgs.Report;
bool bHidden = IsHidden(r, row);
SetPagePositionBegin(pgs);
PageLine pl = new PageLine();
SetPagePositionAndStyle(r, pl, row);
if (!bHidden)
pgs.CurrentPage.AddObject(pl);
SetPagePositionEnd(pgs, pl.Y);
}
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 void DoInstructions(Single Xa,Single Xb, Single Ya, Single Yb,Pen p)
{
BorderStyleEnum ls = getLineStyle(p);
switch (p.Brush.GetType().Name)
{
case "SolidBrush":
System.Drawing.SolidBrush theBrush = (System.Drawing.SolidBrush)p.Brush;
PageLine pl = new PageLine();
pl.X = X + Xa * SCALEFACTOR;
pl.Y = Y + Ya * SCALEFACTOR;
pl.X2 = X + Xb * SCALEFACTOR;
pl.Y2 = Y + Yb * SCALEFACTOR;
StyleInfo SI = new StyleInfo();
SI.Color = theBrush.Color;
SI.BColorTop = theBrush.Color;
SI.BStyleTop = ls;
SI.BWidthTop = p.Width * SCALEFACTOR;
SI.BColorBottom = theBrush.Color;
SI.BStyleBottom = ls;
SI.BWidthBottom = p.Width * SCALEFACTOR;
SI.BColorLeft = theBrush.Color;
SI.BStyleLeft = ls;
SI.BWidthLeft = p.Width * SCALEFACTOR;
SI.BColorRight = theBrush.Color;
SI.BStyleRight = ls;
SI.BWidthRight = p.Width * SCALEFACTOR;
pl.SI = SI;
items.Add(pl);
break;
default:
break;
}
}
