public float[] DrawOn(Page page, bool draw)
{
this.x_text = x;
this.y_text = y + font.GetAscent();
foreach (Paragraph paragraph in paragraphs)
{
int numberOfTextLines = paragraph.list.Count;
StringBuilder buf = new StringBuilder();
for (int i = 0; i < numberOfTextLines; i++)
{
TextLine textLine = paragraph.list[i];
buf.Append(textLine.GetText());
}
for (int i = 0; i < numberOfTextLines; i++)
{
TextLine textLine = paragraph.list[i];
if (i == 0)
{
beginParagraphPoints.Add(new float[] { x_text, y_text });
}
textLine.SetAltDescription((i == 0) ? buf.ToString() : Single.space);
textLine.SetActualText((i == 0) ? buf.ToString() : Single.space);
float[] point = DrawTextLine(page, x_text, y_text, textLine, draw);
if (i == (numberOfTextLines - 1))
{
endParagraphPoints.Add(new float[] { point[0], point[1] });
}
x_text = point[0] + spaceBetweenTextLines;
y_text = point[1];
}
x_text = x;
y_text += paragraphLeading;
}
return(new float[] { x_text, y_text + font.GetDescent() });
}
private TextLine DrawLineOnPage(TextLine textLine, Page page)
{
StringBuilder sb1 = new StringBuilder();
StringBuilder sb2 = new StringBuilder();
String[] tokens = Regex.Split(textLine.GetText(), @"\s+");
bool testForFit = true;
for (int i = 0; i < tokens.Length; i++)
{
String token = tokens[i] + Single.space;
if (testForFit && textLine.GetStringWidth((sb1.ToString() + token).Trim()) < this.w)
{
sb1.Append(token);
}
else
{
if (testForFit)
{
testForFit = false;
}
sb2.Append(token);
}
}
textLine.SetText(sb1.ToString().Trim());
if (page != null)
{
textLine.DrawOn(page);
}
textLine.SetText(sb2.ToString().Trim());
return(textLine);
}
public float[] DrawTextLine(
Page page, float x_text, float y_text, TextLine textLine, bool draw)
{
Font font = textLine.GetFont();
Font fallbackFont = textLine.GetFallbackFont();
int color = textLine.GetColor();
StringBuilder buf = new StringBuilder();
String[] tokens = Regex.Split(textLine.GetText(), "\\s+");
bool firstTextSegment = true;
for (int i = 0; i < tokens.Length; i++)
{
String token = (i == 0) ? tokens[i] : (" " + tokens[i]);
if (font.StringWidth(fallbackFont, token) < (this.w - (x_text - x)))
{
buf.Append(token);
x_text += font.StringWidth(fallbackFont, token);
}
else
{
if (draw)
{
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()), y_text)
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
x_text = x + font.StringWidth(fallbackFont, tokens[i]);
y_text += leading;
buf.Length = 0;
buf.Append(tokens[i]);
}
}
if (draw)
{
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()), y_text)
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
return(new float[] { x_text, y_text });
}
public float[] DrawOn(Page page)
{
float xText = x;
float yText = y + font.ascent;
while (paragraphs.Count > 0)
{
// The paragraphs are reversed so we can efficiently remove the first one:
TextLine textLine = paragraphs[paragraphs.Count - 1];
paragraphs.RemoveAt(paragraphs.Count - 1);
textLine.SetLocation(xText, yText);
beginParagraphPoints.Add(new float[] { xText, yText });
while (true)
{
textLine = DrawLineOnPage(textLine, page);
if (textLine.GetText().Equals(""))
{
break;
}
yText = textLine.Advance(leading);
if (yText + font.descent >= (y + h))
{
// The paragraphs are reversed so we can efficiently add new first paragraph:
paragraphs.Add(textLine);
if (page != null && drawBorder)
{
Box box = new Box();
box.SetLocation(x, y);
box.SetSize(w, h);
box.DrawOn(page);
}
return(new float[] { x + w, y + h });
}
}
xText = x;
yText += paragraphLeading;
}
if (page != null && drawBorder)
{
Box box = new Box();
box.SetLocation(x, y);
box.SetSize(w, h);
box.DrawOn(page);
}
return(new float[] { x + w, y + h });
}
private void DrawNonJustifiedLine(
Page page, List <TextLine> list, bool draw)
{
float run_length = 0f;
for (int i = 0; i < list.Count; i++)
{
TextLine text = list[i];
if (i < (list.Count - 1))
{
text.str += " ";
}
run_length += text.font.StringWidth(text.GetFallbackFont(), text.str);
}
if (alignment == Align.CENTER)
{
if (rotate == 0)
{
x1 = x + ((w - run_length) / 2);
}
else if (rotate == 90)
{
y1 = y - ((w - run_length) / 2);
}
else if (rotate == 270)
{
y1 = y + ((w - run_length) / 2);
}
}
else if (alignment == Align.RIGHT)
{
if (rotate == 0)
{
x1 = x + (w - run_length);
}
else if (rotate == 90)
{
y1 = y - (w - run_length);
}
else if (rotate == 270)
{
y1 = y + (w - run_length);
}
}
for (int i = 0; i < list.Count; i++)
{
TextLine text = list[i];
text.SetPosition(x1, y1);
if (text.GetGoToAction() != null)
{
page.AddAnnotation(new Annotation(
null, // The URI
text.GetGoToAction(), // The destination name
x,
page.height - (y - text.font.ascent),
x + text.font.StringWidth(text.GetFallbackFont(), text.GetText()),
page.height - (y - text.font.descent),
null,
null,
null));
}
if (rotate == 0)
{
text.SetTextDirection(0);
text.DrawOn(page, draw);
x1 += text.font.StringWidth(text.GetFallbackFont(), text.str);
}
else if (rotate == 90)
{
text.SetTextDirection(90);
text.DrawOn(page, draw);
y1 -= text.font.StringWidth(text.GetFallbackFont(), text.str);
}
else if (rotate == 270)
{
text.SetTextDirection(270);
text.DrawOn(page, draw);
y1 += text.font.StringWidth(text.GetFallbackFont(), text.str);
}
}
}
private void DrawLineOfText(
Page page, List <TextLine> list, bool draw)
{
if (alignment == Align.JUSTIFY)
{
float sum_of_word_widths = 0f;
for (int i = 0; i < list.Count; i++)
{
TextLine text = list[i];
sum_of_word_widths += text.font.StringWidth(text.GetFallbackFont(), text.str);
}
float dx = (w - sum_of_word_widths) / (list.Count - 1);
for (int i = 0; i < list.Count; i++)
{
TextLine text = list[i];
text.SetPosition(x1, y1);
if (text.GetGoToAction() != null)
{
page.AddAnnotation(new Annotation(
null, // The URI
text.GetGoToAction(), // The destination name
x,
page.height - (y - text.font.ascent),
x + text.font.StringWidth(text.GetFallbackFont(), text.GetText()),
page.height - (y - text.font.descent),
null,
null,
null));
}
if (rotate == 0)
{
text.SetTextDirection(0);
text.DrawOn(page, draw);
x1 += text.font.StringWidth(text.GetFallbackFont(), text.str) + dx;
}
else if (rotate == 90)
{
text.SetTextDirection(90);
text.DrawOn(page, draw);
y1 -= text.font.StringWidth(text.GetFallbackFont(), text.str) + dx;
}
else if (rotate == 270)
{
text.SetTextDirection(270);
text.DrawOn(page, draw);
y1 += text.font.StringWidth(text.GetFallbackFont(), text.str) + dx;
}
}
}
else
{
DrawNonJustifiedLine(page, list, draw);
}
}
public float[] DrawTextLine(
Page page, float x_text, float y_text, TextLine textLine, bool draw)
{
Font font = textLine.GetFont();
Font fallbackFont = textLine.GetFallbackFont();
int color = textLine.GetColor();
StringBuilder buf = new StringBuilder();
String[] tokens = Regex.Split(textLine.GetText(), "\\s+");
bool firstTextSegment = true;
for (int i = 0; i < tokens.Length; i++) {
String token = (i == 0) ? tokens[i] : (" " + tokens[i]);
if (font.StringWidth(fallbackFont, token) < (this.w - (x_text - x))) {
buf.Append(token);
x_text += font.StringWidth(fallbackFont, token);
}
else {
if (draw) {
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()), y_text)
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
x_text = x + font.StringWidth(fallbackFont, tokens[i]);
y_text += leading;
buf.Length = 0;
buf.Append(tokens[i]);
}
}
if (draw) {
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()), y_text)
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
return new float[] { x_text, y_text };
}
public TextLine DrawTextLine(
Page page, float x_text, float y_text, TextLine textLine, bool draw)
{
TextLine textLine2 = null;
Font font = textLine.GetFont();
Font fallbackFont = textLine.GetFallbackFont();
int color = textLine.GetColor();
StringBuilder buf = new StringBuilder();
String[] tokens = Regex.Split(textLine.GetText(), @"\s+");
bool firstTextSegment = true;
for (int i = 0; i < tokens.Length; i++)
{
String token = (i == 0) ? tokens[i] : (Single.space + tokens[i]);
if (font.StringWidth(fallbackFont, token) < (this.w - (x_text - x)))
{
buf.Append(token);
x_text += font.StringWidth(fallbackFont, token);
}
else
{
if (draw)
{
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()),
y_text + textLine.GetVerticalOffset())
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
x_text = x + font.StringWidth(fallbackFont, tokens[i]);
y_text += leading;
buf.Length = 0;
buf.Append(tokens[i]);
if (y_text + font.GetDescent() > (y + h))
{
i++;
while (i < tokens.Length)
{
buf.Append(Single.space);
buf.Append(tokens[i]);
i++;
}
textLine2 = new TextLine(font, buf.ToString());
textLine2.SetLocation(x, y_text);
return(textLine2);
}
}
}
if (draw)
{
new TextLine(font, buf.ToString())
.SetFallbackFont(textLine.GetFallbackFont())
.SetLocation(x_text - font.StringWidth(fallbackFont, buf.ToString()),
y_text + textLine.GetVerticalOffset())
.SetColor(color)
.SetUnderline(textLine.GetUnderline())
.SetStrikeout(textLine.GetStrikeout())
.SetLanguage(textLine.GetLanguage())
.SetAltDescription(firstTextSegment ? textLine.GetAltDescription() : Single.space)
.SetActualText(firstTextSegment ? textLine.GetActualText() : Single.space)
.DrawOn(page);
firstTextSegment = false;
}
textLine2 = new TextLine(font, "");
textLine2.SetLocation(x_text, y_text);
return(textLine2);
}
public TextFrame DrawOn(Page page, bool draw)
{
this.x_text = x;
this.y_text = y + font.GetAscent();
Paragraph paragraph = null;
for (int i = 0; i < paragraphs.Count; i++)
{
paragraph = paragraphs[i];
StringBuilder buf = new StringBuilder();
foreach (TextLine textLine in paragraph.list)
{
buf.Append(textLine.GetText());
buf.Append(Single.space);
}
int numOfTextLines = paragraph.list.Count;
for (int j = 0; j < numOfTextLines; j++)
{
TextLine textLine = paragraph.list[j];
if (j == 0)
{
beginParagraphPoints.Add(new float[] { x_text, y_text });
}
textLine.SetAltDescription((i == 0) ? buf.ToString() : Single.space);
textLine.SetActualText((i == 0) ? buf.ToString() : Single.space);
TextLine textLine2 = DrawTextLine(page, x_text, y_text, textLine, draw);
if (!textLine2.GetText().Equals(""))
{
List <Paragraph> theRest = new List <Paragraph>();
Paragraph paragraph2 = new Paragraph(textLine2);
j++;
while (j < numOfTextLines)
{
paragraph2.Add(paragraph.list[j]);
j++;
}
theRest.Add(paragraph2);
i++;
while (i < paragraphs.Count)
{
theRest.Add(paragraphs[i]);
i++;
}
return(new TextFrame(theRest));
}
if (j == (numOfTextLines - 1))
{
endParagraphPoints.Add(new float[] { textLine2.x, textLine2.y });
}
x_text = textLine2.x;
if (textLine.GetTrailingSpace())
{
x_text += spaceBetweenTextLines;
}
y_text = textLine2.y;
}
x_text = x;
y_text += paragraphLeading;
}
TextFrame textFrame = new TextFrame(null);
textFrame.SetLocation(x_text, y_text + font.GetDescent());
return(textFrame);
}
