public int CreatePDF(Stream stream)
{
// Number of pages to generate:
const int N = Common.Util.LargeDocumentIterations;
var doc = new GcPdfDocument();
// Start creating the document by this call:
doc.StartDoc(stream);
// Prep a TextLayout to hold/format the text:
var tl = new TextLayout(72)
{
MaxWidth = doc.PageSize.Width,
MaxHeight = doc.PageSize.Height,
MarginAll = 72,
};
tl.DefaultFormat.Font = StandardFonts.Times;
tl.DefaultFormat.FontSize = 12;
// Start with a title page:
tl.FirstLineIndent = 0;
var fnt = Font.FromFile(Path.Combine("Resources", "Fonts", "yumin.ttf"));
var tf0 = new TextFormat()
{
FontSize = 24, FontBold = true, Font = fnt
};
tl.Append(string.Format("Large Document\n{0} Pages of Lorem Ipsum\n\n", N), tf0);
var tf1 = new TextFormat(tf0)
{
FontSize = 14, FontItalic = true
};
tl.Append(string.Format("Generated on {0}.", DateTime.Now), tf1);
tl.TextAlignment = TextAlignment.Center;
tl.PerformLayout(true);
doc.Pages.Add().Graphics.DrawTextLayout(tl, PointF.Empty);
tl.Clear();
tl.FirstLineIndent = 36;
tl.TextAlignment = TextAlignment.Leading;
// Generate the document:
for (int pageIdx = 0; pageIdx < N; ++pageIdx)
{
tl.Append(Common.Util.LoremIpsum(1));
tl.PerformLayout(true);
doc.NewPage().Graphics.DrawTextLayout(tl, PointF.Empty);
tl.Clear();
}
// NOTE: Certain operations (e.g. the one below) will throw an error when using StartDoc/EndDoc:
// doc.Pages.Insert(0);
//
// Done - call EndDoc instead of Save():
doc.EndDoc();
return(doc.Pages.Count);
}
// Creates a sample document with 100 pages of 'lorem ipsum':
private string MakeDocumentToIndex()
{
const int N = 100;
string tfile = Path.GetTempFileName();
using (var fsOut = new FileStream(tfile, FileMode.Open, FileAccess.ReadWrite))
{
var tdoc = new GcPdfDocument();
// See StartEndDoc for details on StartDoc/EndDoc mode:
tdoc.StartDoc(fsOut);
// Prep a TextLayout to hold/format the text:
var tl = new TextLayout(72);
tl.FontCollection = _fc;
tl.DefaultFormat.FontName = _fontFamily;
tl.DefaultFormat.FontSize = 12;
// Use TextLayout to layout the whole page including margins:
tl.MaxHeight = tdoc.PageSize.Height;
tl.MaxWidth = tdoc.PageSize.Width;
tl.MarginAll = 72;
tl.FirstLineIndent = 72 / 2;
// Generate the document:
for (int pageIdx = 0; pageIdx < N; ++pageIdx)
{
tl.Append(Common.Util.LoremIpsum(1));
tl.PerformLayout(true);
tdoc.NewPage().Graphics.DrawTextLayout(tl, PointF.Empty);
tl.Clear();
}
tdoc.EndDoc();
}
return(tfile);
}
public int CreatePDF(Stream stream)
{
// Number of pages to generate:
const int N = Common.Util.LargeDocumentIterations;
var start = DateTime.Now;
var doc = new GcPdfDocument();
// Prep a TextLayout to hold/format the text:
var tl = new TextLayout(72)
{
MaxWidth = doc.PageSize.Width,
MaxHeight = doc.PageSize.Height,
MarginAll = 72,
FirstLineIndent = 36,
};
tl.DefaultFormat.Font = StandardFonts.Times;
tl.DefaultFormat.FontSize = 12;
// Generate the document:
for (int pageIdx = 0; pageIdx < N; ++pageIdx)
{
tl.Append(Common.Util.LoremIpsum(1));
tl.PerformLayout(true);
doc.NewPage().Graphics.DrawTextLayout(tl, PointF.Empty);
tl.Clear();
}
// Insert a title page (cannot be done if using StartDoc/EndDoc):
tl.FirstLineIndent = 0;
var fnt = Font.FromFile(Path.Combine("Resources", "Fonts", "yumin.ttf"));
var tf0 = new TextFormat()
{
Font = fnt, FontSize = 24, FontBold = true
};
tl.Append(string.Format("Large Document\n{0} Pages of Lorem Ipsum\n\n", N), tf0);
var tf1 = new TextFormat(tf0)
{
FontSize = 14, FontItalic = true
};
tl.Append(string.Format("Generated on {0} in {1:m\\m\\ s\\s\\ fff\\m\\s}.", DateTime.Now, DateTime.Now - start), tf1);
tl.TextAlignment = TextAlignment.Center;
tl.PerformLayout(true);
doc.Pages.Insert(0).Graphics.DrawTextLayout(tl, PointF.Empty);
// Done:
doc.Save(stream);
return(doc.Pages.Count);
}
// Renders a list of nodes as a numbered list.
private PointF RenderNodes(ref Page page, PointF pt, List <Node> nodes, int level)
{
TextLayout tlBullet = new TextLayout(72);
tlBullet.DefaultFormat.Font = StandardFonts.Times;
tlBullet.MarginLeft = Layout.ListIndent * level;
TextLayout tlText = new TextLayout(72);
tlText.DefaultFormat.Font = StandardFonts.Times;
tlText.MarginLeft = Layout.ListOffset + Layout.ListIndent * level;
for (int i = 0; i < nodes.Count; ++i)
{
var g = page.Graphics;
// Prep item text:
tlText.Clear();
tlText.Append(nodes[i].Text);
tlText.PerformLayout(true);
if (pt.Y + tlText.ContentHeight > page.Size.Height - Layout.Margin)
{
page = page.Doc.NewPage();
g = page.Graphics;
pt.Y = Layout.Margin;
}
// Prep item number:
tlBullet.Clear();
tlBullet.Append(ItemIdxToString(i, level, tlBullet));
tlBullet.PerformLayout(true);
// Render item:
g.DrawTextLayout(tlBullet, pt);
g.DrawTextLayout(tlText, pt);
// Advance insertion point:
pt.Y += tlText.ContentHeight;
// Render children:
if (nodes[i].Children.Count > 0)
{
pt = RenderNodes(ref page, pt, nodes[i].Children, level + 1);
}
}
return(pt);
}
// Static ctor:
static GoodsReturnForm()
{
// Init Textbox:
TextLayout tl = new TextLayout(72);
tl.Append("Qwerty");
tl.DefaultFormat.Font = Textbox.Font;
tl.DefaultFormat.FontSize = Textbox.FontSize;
tl.PerformLayout(true);
Textbox.Height = tl.ContentHeight;
Textbox.BaselineOffset = tl.Lines[0].GlyphRuns[0].BaselineOffset;
// Init Checkbox:
tl.Clear();
tl.Append("Qwerty");
tl.DefaultFormat.Font = Checkbox.Font;
tl.DefaultFormat.FontSize = Checkbox.FontSize;
tl.PerformLayout(true);
Checkbox.Height = tl.ContentHeight;
Checkbox.BaselineOffset = tl.Lines[0].GlyphRuns[0].BaselineOffset;
}
// Method drawing a language's caption and test text:
private void DrawText(string caption, string text, Font font, bool rtl)
{
_captionLayout.Clear();
_captionLayout.Append(caption);
_captionLayout.PerformLayout(true);
_textLayout.Clear();
_textLayout.DefaultFormat.Font = font;
_textLayout.RightToLeft = rtl;
_textLayout.Append(text);
_textLayout.PerformLayout(true);
// Add new page if needed:
GcGraphics g;
if (_doc.Pages.Count == 0 || _ipY + tlHeight(_captionLayout) + tlHeight(_textLayout) + c_CaptionToText > _doc.PageSize.Height - c_Margin)
{
_ipY = c_Margin;
g = _doc.Pages.Add().Graphics;
}
else
{
g = _doc.Pages.Last.Graphics;
}
// Draw caption:
g.FillRectangle(new RectangleF(c_Margin, _ipY, _captionLayout.MaxWidth.Value, tlHeight(_captionLayout)), Color.SteelBlue);
g.DrawTextLayout(_captionLayout, new PointF(c_Margin, _ipY));
_ipY += tlHeight(_captionLayout);
_ipY += c_CaptionToText;
// Draw test text:
g.DrawRectangle(new RectangleF(c_Margin, _ipY, _textLayout.MaxWidth.Value, tlHeight(_textLayout)), Color.LightSteelBlue, 0.5f);
g.DrawTextLayout(_textLayout, new PointF(c_Margin, _ipY));
_ipY += tlHeight(_textLayout);
_ipY += c_TextToCaption;
return;
float tlHeight(TextLayout tl)
{
return(tl.MarginTop + tl.ContentHeight + tl.MarginBottom);
}
}
// Replaces any text fields in the document with regular text:
private void FlattenDoc(GcPdfDocument doc)
{
foreach (var f in doc.AcroForm.Fields)
{
if (f is TextField fld)
{
var w = fld.Widget;
var g = w.Page.Graphics;
_inputTl.Clear();
_inputTl.Append(fld.Value, _inputTf);
_inputTl.MaxHeight = w.Rect.Height;
_inputTl.PerformLayout(true);
g.DrawTextLayout(_inputTl, w.Rect.Location);
}
}
for (int i = doc.AcroForm.Fields.Count - 1; i >= 0; --i)
{
if (doc.AcroForm.Fields[i] is TextField)
{
doc.AcroForm.Fields.RemoveAt(i);
}
}
}
public void CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
var font = StandardFonts.Times;
var fontSize = 12;
// 1/2" margins all around (72 dpi is the default resolution used by GcPdf):
var margin = 72 / 2;
var pageWidth = doc.PageSize.Width;
var pageHeight = doc.PageSize.Height;
var cW = pageWidth - margin * 2;
// Text format for the chapter titles:
var tlCaption = new TextLayout(72);
tlCaption.DefaultFormat.Font = font;
tlCaption.DefaultFormat.FontSize = fontSize + 4;
tlCaption.DefaultFormat.Underline = true;
tlCaption.MaxWidth = pageWidth;
tlCaption.MaxHeight = pageHeight;
tlCaption.MarginLeft = tlCaption.MarginTop = tlCaption.MarginRight = tlCaption.MarginBottom = margin;
tlCaption.TextAlignment = TextAlignment.Center;
// Height of chapter caption (use a const for simplicity):
const float captionH = 24;
// Text layout for main document body (default GcPdf resolution is 72dpi):
var tl = new TextLayout(72);
tl.DefaultFormat.Font = font;
tl.DefaultFormat.FontSize = fontSize;
tl.FirstLineIndent = 72 / 2;
tl.MaxWidth = pageWidth;
tl.MaxHeight = pageHeight;
tl.MarginLeft = tl.MarginRight = tl.MarginBottom = margin;
tl.MarginTop = margin + captionH;
tl.ColumnWidth = cW * 0.3f;
tl.TextAlignment = TextAlignment.Justified;
tl.AlignmentDelayToSplit = true;
// Array of PageSplitArea's which control additional columns (1st column is controlled by
// the 'main' TextLayout, for each additional one a PageSplitArea must be provided -
// it will create and return a TextLayout that can then be used to render the column):
var psas = new PageSplitArea[]
{
new PageSplitArea(tl)
{
MarginLeft = tl.MarginLeft + (cW * 0.35f)
},
new PageSplitArea(tl)
{
ColumnWidth = -cW * 0.3f
}
};
// Split options to control splitting text between pages:
TextSplitOptions tso = new TextSplitOptions(tl)
{
RestMarginTop = margin,
MinLinesInFirstParagraph = 2,
MinLinesInLastParagraph = 2
};
// Generate a number of "chapters", provide outline entry for each:
const int NChapters = 20;
doc.Pages.Add();
for (int i = 0; i < NChapters; ++i)
{
// Print chapter header across all columns:
string chapter = $"Chapter {i + 1}";
tlCaption.Clear();
tlCaption.Append(chapter);
tlCaption.PerformLayout(true);
doc.Pages.Last.Graphics.DrawTextLayout(tlCaption, PointF.Empty);
// Add outline node for the chapter:
doc.Outlines.Add(new OutlineNode(chapter, new DestinationFitV(doc.Pages.Count - 1, null)));
//
// Clear last chapter's text and add new chapter:
tl.FirstLineIsStartOfParagraph = true;
tl.LastLineIsEndOfParagraph = true;
tl.Clear();
tl.Append(Common.Util.LoremIpsum(5, 7, 9, 15, 25));
tl.PerformLayout(true);
// Variable to hold last chapter end's bottom coord:
float contentBottom = 0f;
// Print the chapter:
var tls = new TextLayoutSplitter(tl);
while (true)
{
var tlCol0 = tls.SplitAndBalance(psas, tso);
var g = doc.Pages.Last.Graphics;
g.DrawTextLayout(tlCol0, PointF.Empty);
g.DrawTextLayout(psas[0].TextLayout, PointF.Empty);
g.DrawTextLayout(psas[1].TextLayout, PointF.Empty);
if (tls.SplitResult != SplitResult.Split)
{
// End of chapter, find out how much height left on page for next chapter:
contentBottom = tl.ContentY + tl.ContentHeight;
contentBottom = Math.Max(contentBottom, psas[0].TextLayout.ContentRectangle.Bottom);
contentBottom = Math.Max(contentBottom, psas[1].TextLayout.ContentRectangle.Bottom);
// Done printing chapter:
break;
}
// Continue printing chapter on new page:
psas[0].MarginTop = psas[1].MarginTop = margin;
doc.Pages.Add();
}
// Next chapter - find out if we have enough space left on current page to start new chapter:
if (contentBottom + captionH < pageHeight * 0.8f)
{
// Start new chapter on current page:
contentBottom += pageHeight * 0.05f;
tlCaption.MarginTop = contentBottom;
tl.MarginTop = psas[0].MarginTop = psas[1].MarginTop = contentBottom + captionH;
}
else if (i < NChapters - 1)
{
// Start new chapter on new page:
tlCaption.MarginTop = margin;
tl.MarginTop = psas[0].MarginTop = psas[1].MarginTop = margin + captionH;
doc.Pages.Add();
}
}
// Done:
doc.Save(stream);
}
// Creates the Time Sheet form:
private GcPdfDocument MakeTimeSheetForm()
{
const float marginH = 72, marginV = 48;
var doc = new GcPdfDocument();
var page = doc.NewPage();
var g = page.Graphics;
var ip = new PointF(marginH, marginV);
var tl = new TextLayout(g.Resolution)
{
FontCollection = _fc
};
tl.Append("TIME SHEET", new TextFormat()
{
FontName = "Segoe UI", FontSize = 18
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, ip);
ip.Y += tl.ContentHeight + 15;
var logo = Image.FromFile(Path.Combine("Resources", "ImagesBis", "AcmeLogo-vertical-250px.png"));
_disposables.Add(logo);
var s = new SizeF(250f * 0.75f, 64f * 0.75f);
g.DrawImage(logo, new RectangleF(ip, s), null, ImageAlign.Default);
ip.Y += s.Height + 5;
tl.Clear();
tl.Append("Where Business meets Technology",
new TextFormat()
{
FontName = "Segoe UI", FontItalic = true, FontSize = 10
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, ip);
ip.Y += tl.ContentHeight + 15;
tl.Clear();
tl.Append("1901, Halford Avenue,\r\nSanta Clara, California – 95051-2553,\r\nUnited States",
new TextFormat()
{
FontName = "Segoe UI", FontSize = 9
});
tl.MaxWidth = page.Size.Width - marginH * 2;
tl.TextAlignment = TextAlignment.Trailing;
tl.PerformLayout(true);
g.DrawTextLayout(tl, ip);
ip.Y += tl.ContentHeight + 25;
var pen = new Pen(Color.Gray, 0.5f);
var colw = (page.Size.Width - marginH * 2) / 2;
var fields1 = DrawTable(ip,
new float[] { colw, colw },
new float[] { 30, 30, 30 },
g, pen);
var tf = new TextFormat()
{
FontName = "Segoe UI", FontSize = 9
};
tl.ParagraphAlignment = ParagraphAlignment.Center;
tl.TextAlignment = TextAlignment.Leading;
tl.MarginLeft = tl.MarginRight = tl.MarginTop = tl.MarginBottom = 4;
// t_ - caption
// b_ - bounds
// f_ - field name, null means no field
Action <string, RectangleF, string> drawField = (t_, b_, f_) =>
{
float tWidth;
if (!string.IsNullOrEmpty(t_))
{
tl.Clear();
tl.MaxHeight = b_.Height;
tl.MaxWidth = b_.Width;
tl.Append(t_, tf);
tl.PerformLayout(true);
g.DrawTextLayout(tl, b_.Location);
tWidth = tl.ContentRectangle.Right;
}
else
{
tWidth = 0;
}
if (!string.IsNullOrEmpty(f_))
{
var fld = new TextField()
{
Name = f_
};
fld.Widget.Page = page;
fld.Widget.Rect = new RectangleF(
b_.X + tWidth + _inputMargin, b_.Y + _inputMargin,
b_.Width - tWidth - _inputMargin * 2, b_.Height - _inputMargin * 2);
fld.Widget.TextFormat = _inputTf;
fld.Widget.Border.Color = Color.LightSlateGray;
fld.Widget.Border.Width = 0.5f;
doc.AcroForm.Fields.Add(fld);
}
};
drawField("EMPLOYEE NAME: ", fields1[0, 0], _Names.EmpName);
drawField("TITLE: ", fields1[1, 0], _Names.EmpTitle);
drawField("EMPLOYEE NUMBER: ", fields1[0, 1], _Names.EmpNum);
drawField("STATUS: ", fields1[1, 1], _Names.EmpStatus);
drawField("DEPARTMENT: ", fields1[0, 2], _Names.EmpDep);
drawField("SUPERVISOR: ", fields1[1, 2], _Names.EmpSuper);
ip.Y = fields1[0, 2].Bottom;
float col0 = 100;
colw = (page.Size.Width - marginH * 2 - col0) / 5;
float rowh = 25;
var fields2 = DrawTable(ip,
new float[] { col0, colw, colw, colw, colw, colw },
new float[] { 50, rowh, rowh, rowh, rowh, rowh, rowh, rowh, rowh },
g, pen);
tl.ParagraphAlignment = ParagraphAlignment.Far;
drawField("DATE", fields2[0, 0], null);
drawField("START TIME", fields2[1, 0], null);
drawField("END TIME", fields2[2, 0], null);
drawField("REGULAR HOURS", fields2[3, 0], null);
drawField("OVERTIME HOURS", fields2[4, 0], null);
tf.FontBold = true;
drawField("TOTAL HOURS", fields2[5, 0], null);
tf.FontBold = false;
tl.ParagraphAlignment = ParagraphAlignment.Center;
tf.ForeColor = Color.Gray;
for (int i = 0; i < 7; ++i)
{
drawField(_Names.Dows[i], fields2[0, i + 1], _Names.DtNames[_Names.Dows[i]][0]);
}
tf.ForeColor = Color.Black;
for (int row = 1; row <= 7; ++row)
{
for (int col = 1; col <= 5; ++col)
{
drawField(null, fields2[col, row], _Names.DtNames[_Names.Dows[row - 1]][col]);
}
}
tf.FontBold = true;
drawField("WEEKLY TOTALS", fields2[0, 8], null);
tf.FontBold = false;
drawField(null, fields2[3, 8], _Names.TotalReg);
drawField(null, fields2[4, 8], _Names.TotalOvr);
drawField(null, fields2[5, 8], _Names.TotalHours);
ip.Y = fields2[0, 8].Bottom;
col0 = 72 * 4;
colw = page.Size.Width - marginH * 2 - col0;
var fields3 = DrawTable(ip,
new float[] { col0, colw },
new float[] { rowh + 10, rowh, rowh },
g, pen);
drawField("EMPLOYEE SIGNATURE: ", fields3[0, 1], null);
var r = fields3[0, 1];
_empSignRect = new RectangleF(r.X + r.Width / 2, r.Y, r.Width / 2 - _inputMargin * 2, r.Height);
// For a digital employee signature, uncomment this code:
/*
* SignatureField sf = new SignatureField();
* sf.Name = _Names.EmpSign;
* sf.Widget.Rect = new RectangleF(r.X + r.Width / 2, r.Y + _inputMargin, r.Width / 2 - _inputMargin * 2, r.Height - _inputMargin * 2);
* sf.Widget.Page = page;
* sf.Widget.BackColor = Color.LightSeaGreen;
* doc.AcroForm.Fields.Add(sf);
*/
drawField("DATE: ", fields3[1, 1], _Names.EmpSignDate);
drawField("SUPERVISOR SIGNATURE: ", fields3[0, 2], null);
// Supervisor signature:
r = fields3[0, 2];
SignatureField sf = new SignatureField();
sf.Name = _Names.SupSign;
sf.Widget.Rect = new RectangleF(r.X + r.Width / 2, r.Y + _inputMargin, r.Width / 2 - _inputMargin * 2, r.Height - _inputMargin * 2);
sf.Widget.Page = page;
sf.Widget.BackColor = Color.LightYellow;
doc.AcroForm.Fields.Add(sf);
drawField("DATE: ", fields3[1, 2], _Names.SupSignDate);
// Done:
return(doc);
}
void Page1(GcPdfDocument doc)
{
var page = doc.Pages.Add();
var g = page.Graphics;
var tl = new TextLayout(g.Resolution)
{
FontCollection = _fc
};
var gclogo = GetImage(Path.Combine("Resources", "ImagesBis", "gc-logo-100px.png"));
var gclogoRc = new RectangleF(36, 0, 72 * 1.8f, 72);
g.DrawImage(gclogo, gclogoRc, null,
new ImageAlign(ImageAlignHorz.Left, ImageAlignVert.Center, true, true, true, false, false), out RectangleF[] rcs);
g.DrawLine(rcs[0].Right + 10, rcs[0].Top, rcs[0].Right + 10, rcs[0].Bottom, _darkGray, 1);
tl.Clear();
tl.ParagraphAlignment = ParagraphAlignment.Center;
tl.MaxHeight = gclogoRc.Height;
tl.Append("Developer Solutions",
new TextFormat()
{
FontName = "open sans", FontSize = 16, ForeColor = _darkGray
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, new PointF(gclogoRc.Right + 20, gclogoRc.Y));
var back = GetImage(Path.Combine("Resources", "ImagesBis", "GCDocs-datasheet-sm.png"));
var backRcClip = new RectangleF(0, 72, page.Size.Width, page.Size.Width - 72 * 1.75f);
var backRc = new RectangleF(-72, -72 * 4, page.Size.Width + 72 * 4, page.Size.Height + 72 * 4);
g.DrawImage(back, backRc, backRcClip, ImageAlign.StretchImage);
g.FillRectangle(new RectangleF(0, backRcClip.Bottom, page.Size.Width, page.Size.Height - backRcClip.Bottom), _lightGray);
g.DrawLine(backRcClip.X, backRcClip.Bottom, backRcClip.Right, backRcClip.Bottom, Color.White, 1, null);
g.DrawLine(backRcClip.X, backRcClip.Bottom + 1, backRcClip.Right, backRcClip.Bottom + 1, _darkGray, 1, null);
var blueRc = new RectangleF(0, backRcClip.Y, page.Size.Width, 72 * 4);
g.FillRectangle(blueRc, Color.FromArgb(220, _blue));
blueRc.Inflate(0, -36);
g.FillRectangle(new RectangleF(blueRc.Location, new SizeF(10, blueRc.Height)), Color.White);
blueRc.Inflate(-36, 0);
tl.Clear();
tl.ParagraphAlignment = ParagraphAlignment.Near;
tl.MaxWidth = blueRc.Width;
tl.MaxHeight = blueRc.Height;
tl.Append("NEW PRODUCT LINE",
new TextFormat()
{
FontName = "open sans semibold", FontSize = 20, ForeColor = Color.White
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, blueRc.Location);
var midRc = new RectangleF(blueRc.X, blueRc.Y + tl.ContentHeight, blueRc.Width, blueRc.Height - tl.ContentHeight);
tl.Clear();
tl.ParagraphAlignment = ParagraphAlignment.Far;
tl.Append(
"Take total control of your digital documents with this NEW collection of ultra-fast, low-footprint document APIs for .NET Standard 2.0. These intuitive, extensible APIs " +
"allow you to create, load, modify, and save Excel spreadsheets and PDF files in any .NET Standard 2.0 application",
new TextFormat()
{
FontName = "open sans light", FontSize = 14, ForeColor = Color.White
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, blueRc.Location);
midRc.Height -= tl.ContentHeight;
midRc.Inflate(0, -20);
var hex = GetImage(Path.Combine("Resources", "ImagesBis", "gcd-hex-logo-white.png"));
var hexRc = new RectangleF(midRc.Location, new SizeF(midRc.Height, midRc.Height));
g.DrawImage(hex, hexRc, null, ImageAlign.StretchImage);
tl.Clear();
tl.ParagraphAlignment = ParagraphAlignment.Center;
tl.MaxHeight = midRc.Height;
tl.Append("GrapeCity Documents",
new TextFormat()
{
FontName = "open sans semibold", FontSize = 26, ForeColor = Color.White
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, new PointF(midRc.X + midRc.Height + 10, midRc.Y));
var pointRc = new RectangleF(0, backRcClip.Bottom, page.Size.Width / 2, (page.Size.Height - backRcClip.Bottom) / 2 - 12);
tl.ParagraphAlignment = ParagraphAlignment.Near;
tl.MaxWidth = pointRc.Width;
tl.MaxHeight = pointRc.Height;
tl.MarginLeft = 80;
tl.MarginTop = 25;
tl.MarginBottom = 0;
addPoint(GetImage(Path.Combine("Resources", "ImagesBis", "ico-hex-.NET.png")),
"Expand the reach of modern apps",
"With full support for .NET Standard 2.0, you can target multiple platforms, devices, and cloud with one code base.");
pointRc.Offset(0, pointRc.Height);
addPoint(GetImage(Path.Combine("Resources", "ImagesBis", "ico-hex-code.png")),
"Comprehensive, highly programmable",
"Do more with your Excel spreadsheets and PDFs: these APIs support Windows, Mac, Linux, and a wide variety of features for your documents.");
pointRc.Offset(pointRc.Width, -pointRc.Height);
tl.MarginRight = 30;
addPoint(GetImage(Path.Combine("Resources", "ImagesBis", "ico-hex-speed.png")),
"High-speed, small footprint",
"The API architecture is designed to generate large, optimized documents, fast—while remaining lightweight and extensible.");
pointRc.Offset(0, pointRc.Height);
addPoint(GetImage(Path.Combine("Resources", "ImagesBis", "ico-hex-nodependences.png")),
"No dependencies",
"Generate and edit digital documents with no Acrobat or Excel dependencies.");
g.FillRectangle(new RectangleF(0, page.Size.Height - 16, page.Size.Width, 16), _darkGray);
drawCircle(new PointF(page.Size.Width - 160, backRcClip.Bottom - 105));
void addPoint(IImage img, string caption, string text)
{
var imgRc = new RectangleF(pointRc.X + 20, pointRc.Y + tl.MarginTop, 48, 48);
g.DrawImage(img, imgRc, null, new ImageAlign()
{
AlignHorz = ImageAlignHorz.Center, AlignVert = ImageAlignVert.Center, BestFit = true
});
tl.Clear();
tl.AppendLine(caption, new TextFormat()
{
FontName = "open sans semibold", FontSize = 11
});
tl.Append(text, new TextFormat()
{
FontName = "open sans light", FontSize = 11
});
tl.PerformLayout(true);
if (!tl.ContentHeightFitsInBounds)
{
throw new Exception("Unexpected: text overflow.");
}
g.DrawTextLayout(tl, pointRc.Location);
}
void drawCircle(PointF p)
{
float D = 128;
float angle = (float)(16 * Math.PI) / 180f;
g.Transform =
Matrix3x2.CreateTranslation(-D / 2, -D / 2) *
Matrix3x2.CreateRotation(angle) *
Matrix3x2.CreateTranslation(p.X + D / 2, p.Y + D / 2);
var r = new RectangleF(PointF.Empty, new SizeF(D, D));
for (int i = 0; i < 3; ++i)
{
g.FillEllipse(r, Color.FromArgb(30 + i * 10, _darkGray));
r.Inflate(-1, -1);
}
g.FillEllipse(r, _darkGray);
r.Inflate(-1, -1);
g.FillEllipse(r, Color.White);
r.Inflate(-6, -6);
g.FillEllipse(r, _darkGray);
tl.Clear();
tl.MaxHeight = tl.MaxWidth = D;
tl.MarginLeft = tl.MarginRight = tl.MarginTop = tl.MarginBottom = 0;
tl.TextAlignment = TextAlignment.Center;
tl.ParagraphAlignment = ParagraphAlignment.Center;
tl.ParagraphSpacing = -4;
var tf = new TextFormat()
{
FontName = "open sans light", FontSize = 18, ForeColor = Color.White
};
tl.Append("DEPLOY\nTO", tf);
tl.Append(" AZURE\n", new TextFormat(tf)
{
FontName = "open sans semibold"
});
tl.Append(" ");
tl.PerformLayout(true);
g.DrawTextLayout(tl, PointF.Empty);
g.Transform = Matrix3x2.Identity;
}
}
void Page2(GcPdfDocument doc)
{
var page = doc.Pages.Add();
var g = page.Graphics;
var tl = new TextLayout(g.Resolution)
{
FontCollection = _fc
};
var col0X = 36;
var colWidth = page.Size.Width / 3 - 40;
var colGap = 20;
var vgap = 10;
var ser1Y = 100;
var ser2Y = 72 * 6;
var h = 45;
List <(string caption, List <string> points)> gcpdf = new List <(string, List <string>)>()
{
("Advanced Text Handling", new List <string> {
"Standard PDF Fonts, Truetype Fonts, Open type Fonts, WOFF Fonts, system font loading, font embedding, fallback and linked fonts, EUDC fonts",
"Advanced text rendering features",
"Special character support",
}),
("Cross-Platform, Cross-Framework compatibility", new List <string>
{
".NET Standard 2.0",
".NET Core 2.0",
".NET Framework",
"Mono",
"Xamarin iOS",
"VSTO-style API"
}),
("Security", new List <string>
{
"Encryption and decrpyption",
"User and owner passwords",
"AllowCopyContent, AllowEditAnnotations, AllowEditContent, AllowPrint",
"Digital Signatures"
}),
("Annotations", new List <string>
{
"Figures",
"Comments",
"Text",
"Signatures",
"Stamps",
"Modify, extract or delete annotations from existing PDFs"
}),
("Fillable Form Fields", new List <string>
{
"Textbox",
"Checkbox",
"Combobox",
"Listbox",
"Radio button",
"Push button",
"Signature field",
"Modify, extract or delete form fields from existing PDFs"
}),
("Navigation", new List <string>
{
"Outlines",
"Hyperlinks"
}),
("Additional Features", new List <string>
{
"50 barcodes and properties",
"Create PDF/A files",
"Maintain document history with document properties",
"Generate linearized PDFs for fast web view",
"Full image and graphic support on all platforms",
"Add and delete pages",
"Chage page sizes",
"Page orientation"
}),
};
List <(string caption, List <string> points)> gcexcel = new List <(string, List <string>)>()
{
("Fast and Efficient", new List <string>
{
"Lightweight",
"Optimized for processing large Excel documents quickly"
}),
("Cross-Platform, Cross-Framework compatibility", new List <string>
{
".NET Standard 2.0",
".NET Core 2.0",
".NET Framework",
"Mono",
"Xamarin.iOS",
"VSTO-style API",
}),
("Data Visualization", new List <string>
{
"Shapes and pictures",
"Slicers",
"Sparklines",
"Charts",
}),
("Powerful Calculation Engine", new List <string>
{
"450+ Excel functions",
"Calculate",
"Query",
"Generate",
"Sorting",
"Filtering",
"Grouping",
}),
("Seamless Excel Compatibility", new List <string>
{
"Import and export Excel files",
"Export to PDF",
"Encrypt files",
"Workbooks and worksheets",
"Cell range operations",
"Pivot and Excel tables",
"Data validation",
"Annotations",
"Comments",
}),
("Conditional Formatting Rules", new List <string>
{
"Cell value",
"Average",
"Color scale",
"Data bar",
"Icon sets",
"Top and Bottom",
"Unique",
"Expression",
}),
("Flexible Themes And Components", new List <string>
{
"Customizable themes",
"Configurable components",
"Summary data",
"Custom styles",
"Embedded drawing objects",
"Integrated calculation engine",
}),
};
addHeader(45,
"GrapeCity Documents for PDF",
"This high-speed, feature-rich PDF document API for .NET Standard 2.0 gives you total " +
"control of your PDF documents, with no dependencies on Adobe Acrobat.Generate, " +
"edit, and store feature - rich PDF documents without compromising design or features.");
PointF ipt = new PointF(col0X, ser1Y);
foreach (var(caption, points) in gcpdf)
{
var rc = addList(ipt, caption, points.ToArray());
if (rc.Bottom < ser2Y - 120)
{
ipt = new PointF(rc.X, rc.Bottom + vgap);
}
else
{
ipt = new PointF(rc.X + colWidth + colGap, ser1Y);
}
}
addHeader(ser2Y,
"GrapeCity Documents for Excel",
"Generate high-performance Excel spreadsheets with no dependencies on Excel! " +
"Generate, convert, calculate, format, and parse spreadsheets in any app.");
var topY = ser2Y + h + 10;
ipt = new PointF(col0X, topY);
foreach (var(caption, points) in gcexcel)
{
var rc = addList(ipt, caption, points.ToArray());
if (rc.Bottom < page.Size.Height - 100)
{
ipt = new PointF(rc.X, rc.Bottom + vgap);
}
else
{
ipt = new PointF(rc.X + colWidth + colGap, topY);
}
}
var hdrRc = new RectangleF(28, 0, page.Size.Width - 28 * 2, 36);
g.FillRectangle(hdrRc, _darkGray);
var w = hdrRc.Width / 7;
string[] hdrs = new string[] { "Create", "Load", "Edit", "Save", "Analyze" };
var hdrTf = new TextFormat()
{
FontName = "open sans", FontSize = 12, ForeColor = Color.White
};
var trc = new RectangleF(hdrRc.X + w, hdrRc.Y, w, hdrRc.Height);
for (int i = 0; i < hdrs.Length; ++i)
{
g.DrawString(hdrs[i], hdrTf, trc, TextAlignment.Center, ParagraphAlignment.Center, false);
if (i < hdrs.Length - 1)
{
g.DrawLine(trc.Right, trc.Top + 12, trc.Right, trc.Bottom - 12, Color.White, 1);
}
trc.Offset(w, 0);
}
var ftrRc = new RectangleF(0, page.Size.Height - 36, page.Size.Width, 36);
g.FillRectangle(ftrRc, _darkGray);
var ftr0 = "GrapeCity.com";
var ftr1 = "© 2018 GrapeCity, Inc.All rights reserved.All other product and brand names are trademarks and/or registered trademarks of their respective holders.";
ftrRc.Inflate(-col0X, -5);
hdrTf.FontSize = 12;
g.DrawString(ftr0, hdrTf, ftrRc, TextAlignment.Leading, ParagraphAlignment.Near, false);
hdrTf.FontSize = 6;
g.DrawString(ftr1, hdrTf, ftrRc, TextAlignment.Leading, ParagraphAlignment.Far, false);
ftrRc.Inflate(0, -5);
g.DrawImage(GetImage(Path.Combine("Resources", "ImagesBis", "logo-GC-white.png")), ftrRc, null,
new ImageAlign()
{
AlignHorz = ImageAlignHorz.Right, AlignVert = ImageAlignVert.Center, BestFit = true
});
void addHeader(float y, string caption, string text)
{
var bluerc = new RectangleF(0, y, 28, h);
g.FillRectangle(bluerc, _blue);
var caprc = new RectangleF(bluerc.Right, y, 72 * 2.75f, h);
g.FillRectangle(caprc, _lightGray);
caprc.X = col0X;
caprc.Width -= col0X - bluerc.Width;
g.DrawString(caption, new TextFormat()
{
FontName = "open sans semibold", FontSize = 12
}, caprc, TextAlignment.Leading, ParagraphAlignment.Center, false);
var textrc = new RectangleF(caprc.Right, caprc.Top, page.Size.Width - caprc.Right, caprc.Height);
textrc.Inflate(-10, 0);
g.DrawString(text, new TextFormat()
{
FontName = "open sans light", FontSize = 9
}, textrc, TextAlignment.Leading, ParagraphAlignment.Center, true);
}
RectangleF addList(PointF pt, string caption, params string[] items)
{
var tf = new TextFormat()
{
FontName = "open sans light", FontSize = 9
};
var ret = new RectangleF(pt, SizeF.Empty);
tl.Clear();
tl.MaxWidth = colWidth;
tl.AppendLine(caption, new TextFormat()
{
FontName = "open sans", FontBold = true, FontSize = 9
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, pt);
ret.Width = tl.ContentWidth;
ret.Height = tl.ContentHeight;
pt.Y += ret.Height;
tl.Clear();
var itemPrefix = "\u2022 ";
tl.FirstLineIndent = -g.MeasureStringWithTrailingWhitespace(itemPrefix, tf).Width;
foreach (var item in items)
{
tl.AppendLine(itemPrefix + item, tf);
}
tl.PerformLayout(true);
g.DrawTextLayout(tl, pt);
ret.Width = Math.Max(ret.Width, tl.ContentWidth);
ret.Height += tl.ContentHeight;
return(ret);
}
}
public void CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
var date = new DateTime(1961, 4, 12, 6, 7, 0, DateTimeKind.Utc);
// Mark the document as PDF/A-3u conformant:
doc.ConformanceLevel = PdfAConformanceLevel.PdfA3u;
var fnt = Font.FromFile(Path.Combine("Resources", "Fonts", "arial.ttf"));
var gap = 36;
// PDF/A-3a requires all content to be tagged so create and populate StructElement when rendering:
StructElement sePart = new StructElement("Part");
doc.StructTreeRoot.Children.Add(sePart);
TextLayout tl = null;
// Add 3 pages with sample content tagged according to PDF/A rules:
for (int pageNo = 1; pageNo <= 3; ++pageNo)
{
var page = doc.Pages.Add();
var g = page.Graphics;
float y = 72;
if (doc.Pages.Count == 1)
{
// Create paragraph element:
var seParagraph = new StructElement("P")
{
DefaultPage = page
};
// Add it to Part element:
sePart.Children.Add(seParagraph);
tl = g.CreateTextLayout();
tl.MarginAll = 72;
tl.MaxWidth = page.Size.Width;
tl.DefaultFormat.Font = fnt;
tl.DefaultFormat.FontBold = true;
tl.DefaultFormat.FontSize = 20;
tl.Append("PDF/A-3A Document");
// PerformLayout is done automatically in a new TextLayout or after a Clear():
//tl.PerformLayout(true);
// Draw TextLayout within tagged content:
g.BeginMarkedContent(new TagMcid("P", 0));
g.DrawTextLayout(tl, PointF.Empty);
g.EndMarkedContent();
y = tl.ContentRectangle.Bottom + gap;
seParagraph.ContentItems.Add(new McidContentItemLink(0));
}
// Add some sample paragraphs tagged according to PDF/A rules:
for (int i = 1; i <= 3; ++i)
{
// Create paragraph element:
var seParagraph = new StructElement("P")
{
DefaultPage = page
};
// Add it to Part element:
sePart.Children.Add(seParagraph);
var sb = new StringBuilder();
sb.Append(string.Format("Paragraph {0} on page {1}: ", i, pageNo));
sb.Append(Common.Util.LoremIpsum(1, 2, 4, 5, 10));
var para = sb.ToString();
tl.Clear();
tl.DefaultFormat.FontSize = 14;
tl.DefaultFormat.FontBold = false;
tl.MarginTop = y;
tl.Append(para);
// Draw TextLayout within tagged content:
g.BeginMarkedContent(new TagMcid("P", i));
g.DrawTextLayout(tl, PointF.Empty);
g.EndMarkedContent();
y += tl.ContentHeight + gap;
// Add content item to paragraph StructElement:
seParagraph.ContentItems.Add(new McidContentItemLink(i));
// PDF/A-3 allows to embed files into document, but they should be associated with some document element
// add embedded file associated with seParagraph:
var ef1 = EmbeddedFileStream.FromBytes(doc, Encoding.UTF8.GetBytes(para));
// ModificationDate and MimeType should be specified in case of PDF/A:
ef1.ModificationDate = date;
ef1.MimeType = "text/plain";
var fn = string.Format("Page{0}_Paragraph{1}.txt", pageNo, i);
var fs1 = FileSpecification.FromEmbeddedStream(fn, ef1);
// Relationship should be specified in case of PDF/A:
fs1.Relationship = AFRelationship.Unspecified;
doc.EmbeddedFiles.Add(fn, fs1);
seParagraph.AssociatedFiles.Add(fs1);
}
}
// PDF/A-3 allows transparency drawing in PDF file, add some:
var gpage = doc.Pages[0].Graphics;
gpage.FillRectangle(new RectangleF(20, 20, 200, 200), Color.FromArgb(40, Color.Red));
// PDF/A-3 allows to use FormXObjects, add one with transparency:
var r = new RectangleF(0, 0, 144, 72);
var fxo = new FormXObject(doc, r);
var gfxo = fxo.Graphics;
gfxo.FillRectangle(r, Color.FromArgb(40, Color.Violet));
TextFormat tf = new TextFormat()
{
Font = fnt,
FontSize = 16,
ForeColor = Color.FromArgb(100, Color.Black),
};
gfxo.DrawString("FormXObject", tf, r, TextAlignment.Center, ParagraphAlignment.Center);
gfxo.DrawRectangle(r, Color.Blue, 3);
gpage.DrawForm(fxo, new RectangleF(300, 250, r.Width, r.Height), null, ImageAlign.ScaleImage);
// PDF/A-3 allows to use embedded files, but each embedded file must be associated with a document's element:
EmbeddedFileStream ef = EmbeddedFileStream.FromFile(doc, Path.Combine("Resources", "WordDocs", "ProcurementLetter.docx"));
// ModificationDate and MimeType should be specified for EmbeddedFile in PDF/A:
ef.ModificationDate = date;
ef.MimeType = "application/msword";
var fs = FileSpecification.FromEmbeddedFile(ef);
fs.Relationship = AFRelationship.Unspecified;
doc.EmbeddedFiles.Add("ProcurementLetter.docx", fs);
// Associate embedded file with the document:
doc.AssociatedFiles.Add(fs);
// Add an attachment associated with an annotation:
var sa = new StampAnnotation()
{
UserName = "******",
Font = fnt,
Rect = new RectangleF(300, 36, 220, 72),
};
sa.Flags |= AnnotationFlags.Print;
// Use a FormXObject to represent the stamp annotation:
var stampFxo = new FormXObject(doc, new RectangleF(PointF.Empty, sa.Rect.Size));
var gstampFxo = stampFxo.Graphics;
gstampFxo.FillRectangle(stampFxo.Bounds, Color.FromArgb(40, Color.Green));
gstampFxo.DrawString("Stamp Annotation\nassociated with minerva.jpg", tf, stampFxo.Bounds, TextAlignment.Center, ParagraphAlignment.Center);
gstampFxo.DrawRectangle(stampFxo.Bounds, Color.Green, 3);
//
sa.AppearanceStreams.Normal.Default = stampFxo;
doc.Pages[0].Annotations.Add(sa);
ef = EmbeddedFileStream.FromFile(doc, Path.Combine("Resources", "Images", "minerva.jpg"));
ef.ModificationDate = date;
ef.MimeType = "image/jpeg";
fs = FileSpecification.FromEmbeddedFile(ef);
fs.Relationship = AFRelationship.Unspecified;
doc.EmbeddedFiles.Add("minerva.jpg", fs);
sa.AssociatedFiles.Add(fs);
// Mark the document as conforming to Tagged PDF conventions (required for PDF/A):
doc.MarkInfo.Marked = true;
// Metadata.CreatorTool and DocumentInfo.Creator should be the same for a PDF/A document:
doc.Metadata.CreatorTool = doc.DocumentInfo.Creator;
// A title should be specified for PDF/A document:
doc.Metadata.Title = "GcPdf Document";
doc.ViewerPreferences.DisplayDocTitle = true;
// Done:
doc.Save(stream);
}
// The main sample driver.
public int CreatePDF(Stream stream)
{
GcPdfDocument doc = new GcPdfDocument();
// This will hold the llst of images so we can dispose them after saving the document:
List <IDisposable> disposables = new List <IDisposable>();
// Page footer:
var ftrImg = Image.FromFile(Path.Combine("Resources", "ImagesBis", "logo-GC-devsol.png"));
disposables.Add(ftrImg);
var fx = ftrImg.HorizontalResolution / 72f;
var fy = ftrImg.VerticalResolution / 72f;
var ftrRc = new RectangleF(
doc.PageSize.Width / 2 - ftrImg.Width / fx / 2,
doc.PageSize.Height - 40,
ftrImg.Width / fx,
ftrImg.Height / fy);
// Color for the title:
var colorBlue = Color.FromArgb(0x3B, 0x5C, 0xAA);
// Color for the highlights:
var colorRed = Color.Red;
// The text layout used to render text:
TextLayout tl = new TextLayout(72)
{
MaxWidth = doc.PageSize.Width,
MaxHeight = doc.PageSize.Height,
MarginLeft = 72,
MarginRight = 72,
MarginTop = 72,
MarginBottom = 72,
};
tl.DefaultFormat.Font = Font.FromFile(Path.Combine("Resources", "Fonts", "segoeui.ttf"));
tl.DefaultFormat.FontSize = 11;
var page = doc.NewPage();
addFtr();
var g = page.Graphics;
// Caption:
tl.TextAlignment = TextAlignment.Center;
tl.Append("Introduction\n", new TextFormat()
{
FontSize = 16, ForeColor = colorBlue
});
tl.Append("The Importance of Wetlands", new TextFormat()
{
FontSize = 13, ForeColor = colorBlue
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, PointF.Empty);
// Move below the caption for the first para:
tl.MarginTop = tl.ContentHeight + 72 * 2;
tl.Clear();
tl.TextAlignment = TextAlignment.Leading;
tl.ParagraphSpacing = 12;
// For the first para we want a bigger initial letter, but no first line indent,
// so we render it separately from the rest of the text:
tl.Append(_paras[0].Substring(0, 1), new TextFormat(tl.DefaultFormat)
{
FontSize = 22
});
addPara(_paras[0].Substring(1));
tl.PerformLayout(true);
g.DrawTextLayout(tl, PointF.Empty);
// Account for the first para, and set up the text layout
// for the rest of the text (a TextLayout allows to render multiple paragraphs,
// but they all must have the same paragraph format):
tl.MarginTop = tl.ContentRectangle.Bottom;
tl.Clear();
tl.FirstLineIndent = 36;
// Add remaining paragraphs:
foreach (var para in _paras.Skip(1))
{
// Paragraphs starting with '::' indicate images to be rendered across the page width:
if (para.StartsWith("::"))
{
var img = Image.FromFile(Path.Combine("Resources", "ImagesBis", para.Substring(2)));
disposables.Add(img);
var w = tl.MaxWidth.Value - tl.MarginLeft - tl.MarginRight;
var h = (float)img.Height / (float)img.Width * w;
tl.AppendInlineObject(img, w, h);
tl.AppendLine();
}
else
{
addPara(para);
}
}
// Layout the paragraphs:
tl.PerformLayout(true);
// Text split options allow to implement widow and orphan control:
var tso = new TextSplitOptions(tl)
{
RestMarginTop = 72,
MinLinesInFirstParagraph = 2,
MinLinesInLastParagraph = 2,
};
// Image alignment used to render the pictures:
var ia = new ImageAlign(ImageAlignHorz.Left, ImageAlignVert.Top, true, true, true, false, false)
{
BestFit = true
};
// In a loop, split and render the text:
while (true)
{
var splitResult = tl.Split(tso, out TextLayout rest);
g = doc.Pages.Last.Graphics;
doc.Pages.Last.Graphics.DrawTextLayout(tl, PointF.Empty);
// Render all images that occurred on this page:
foreach (var io in tl.InlineObjects)
{
doc.Pages.Last.Graphics.DrawImage((Image)io.Object, io.ObjectRect.ToRectangleF(), null, ia);
}
// Break unless there is more to render:
if (splitResult != SplitResult.Split)
{
break;
}
// Assign the remaining text to the 'main' TextLayout, add a new page and continue:
tl = rest;
doc.Pages.Add();
addFtr();
}
// Save the PDF:
doc.Save(stream);
// Dispose images (can be done only after saving the document):
disposables.ForEach(d_ => d_.Dispose());
// Done:
return(doc.Pages.Count);
void addPara(string para)
{
// We implement a primitive markup to highlight some fragments in red:
var txt = para.Split(new string[] { "<red>", "</red>" }, StringSplitOptions.None);
for (int i = 0; i < txt.Length; ++i)
{
if (i % 2 == 0)
{
tl.Append(txt[i]);
}
else
{
tl.Append(txt[i], new TextFormat(tl.DefaultFormat)
{
ForeColor = colorRed
});
}
}
tl.AppendLine();
}
void addFtr()
{
doc.Pages.Last.Graphics.DrawImage(ftrImg, ftrRc, null, ImageAlign.StretchImage);
}
}
public void CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
// Text layout for main text (default GcPdf resolution is 72dpi):
var tl = new TextLayout(72);
tl.DefaultFormat.Font = StandardFonts.Times;
tl.DefaultFormat.FontSize = 12;
tl.FirstLineIndent = 72 / 2;
tl.MaxWidth = doc.PageSize.Width;
tl.MaxHeight = doc.PageSize.Height;
tl.MarginAll = tl.Resolution;
// Text layout for chapter headers:
var tlCaption = new TextLayout(72);
tlCaption.DefaultFormat.Font = StandardFonts.TimesBold;
tlCaption.DefaultFormat.FontSize = tl.DefaultFormat.FontSize + 4;
tlCaption.DefaultFormat.Underline = true;
tlCaption.MaxWidth = tl.MaxWidth;
tlCaption.MarginAll = tlCaption.Resolution;
// Split options to control splitting of text between pages:
TextSplitOptions to = new TextSplitOptions(tl)
{
RestMarginTop = tl.Resolution,
MinLinesInFirstParagraph = 2,
MinLinesInLastParagraph = 2
};
// Generate a number of "chapters", provide outline entry for each:
const int NChapters = 20;
for (int i = 0; i < NChapters; ++i)
{
// Chapter title - print as chapter header and add as outline node:
string chapter = $"Chapter {i + 1}";
// All it takes to add page lables is to add a PageLabelingRange
// associated with the index of the first page in the range,
// and the range prefix and numbering style:
doc.PageLabelingRanges.Add(doc.Pages.Count, new PageLabelingRange($"{chapter}, p. ", NumberingStyle.DecimalArabic, 1));
doc.Pages.Add();
tlCaption.Clear();
tlCaption.Append(chapter);
tlCaption.PerformLayout(true);
// Add outline node for the chapter:
doc.Outlines.Add(new OutlineNode(chapter, new DestinationFitH(doc.Pages.Count - 1, tlCaption.MarginTop)));
// Print the caption:
doc.Pages.Last.Graphics.DrawTextLayout(tlCaption, PointF.Empty);
// Chapter text:
tl.Clear();
tl.FirstLineIsStartOfParagraph = true;
tl.LastLineIsEndOfParagraph = true;
tl.Append(Common.Util.LoremIpsum(7));
// Account for chapter header in the main text layout:
tl.MarginTop = tlCaption.ContentRectangle.Bottom + 12;
tl.PerformLayout(true);
// Print the chapter:
while (true)
{
// 'rest' will accept the text that did not fit:
var splitResult = tl.Split(to, out TextLayout rest);
doc.Pages.Last.Graphics.DrawTextLayout(tl, PointF.Empty);
if (splitResult != SplitResult.Split)
{
break;
}
tl = rest;
var p = doc.Pages.Add();
}
}
// Done:
doc.Save(stream);
}
public void CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
var page = doc.NewPage();
var g = page.Graphics;
// As in the Surrogates sample, we specify a standard font
// (which lacks many of the glyphs we will be rendering),
// and will rely on font fallback support provided by FontCollection:
var font = StandardFonts.Helvetica;
// Set up text formats for captions, "interesting chars" and spacing:
TextFormat tf = new TextFormat()
{
Font = font, FontSize = 12
};
TextFormat tf1 = new TextFormat(tf)
{
FontSize = 14
};
TextFormat tfs = new TextFormat(tf)
{
FontSize = 6
};
// Create a font collection to use:
FontCollection fc = new FontCollection();
// Add our own fallback fonts to use (note that order is imortant here,
// first come first found):
fc.AppendFallbackFonts(
Font.FromFile(Path.Combine("Resources", "Fonts", "arialuni.ttf")),
Font.FromFile(Path.Combine("Resources", "Fonts", "l_10646.ttf")),
Font.FromFile(Path.Combine("Resources", "Fonts", "seguiemj.ttf")),
Font.FromFile(Path.Combine("Resources", "Fonts", "seguisym.ttf")),
Font.FromFile(Path.Combine("Resources", "Fonts", "simsun.ttc")),
Font.FromFile(Path.Combine("Resources", "Fonts", "times.ttf")),
Font.FromFile(Path.Combine("Resources", "Fonts", "YuGothR.ttc"))
);
// Restricting default font lookup is done in the TextLayout, so unlike the
// {Surrogates} sample, here we cannot use DrawString, but must use
// TextLayout and DrawTextLayout directly:
// - specify the font collection to use;
// - restrict default fonts/fallbacks lookup to the specified collection only;
// - set up other props to render the text.
TextLayout tl = new TextLayout(72)
{
FontCollection = fc,
RestrictedFontLookup = true,
FontFallbackScope = FontFallbackScope.FontCollectionOnly,
MaxWidth = page.Size.Width,
MaxHeight = page.Size.Height,
MarginLeft = 72,
MarginRight = 72,
MarginTop = 36,
MarginBottom = 36,
TextAlignment = TextAlignment.Center,
};
tl.Append("Some Interesting Unicode Characters (system-independent)",
new TextFormat(tf)
{
Underline = true, FontSize = tf.FontSize + 2
});
tl.PerformLayout(true);
g.DrawTextLayout(tl, PointF.Empty);
tl.MarginTop = tl.ContentRectangle.Bottom + 20;
tl.Clear();
tl.TextAlignment = TextAlignment.Leading;
// Draw the strings:
tl.Append("Surrogate Pairs:\n", tf);
tl.Append("\uD867\uDEDB \uD840\uDC0B \uD834\uDD1E \uD834\uDD61 \uD83D\uDC04\n", tf1);
tl.Append("\n", tfs);
tl.Append("Currency Symbols:\n", tf);
tl.Append("\u0024 \u20A0 \u20A1 \u20A2 \u20A3 \u20A4 \u20AC \u20B9 \x20BD\n", tf1);
tl.Append("\n", tfs);
tl.Append("Mathematical Operators:\n", tf);
tl.Append("\u221A \u222B \u2211 \u2210 \u2264 \u2265 \u2202 \u2208\n", tf1);
tl.Append("\n", tfs);
tl.Append("CJK Ideographs Extension A:\n", tf);
tl.Append("\u3400 \u3401 \u3402 \u3403 \u3404 \u3405 \u3406 \u3407\n", tf1);
tl.Append("\n", tfs);
tl.Append("Letterlike Symbols:\n", tf);
tl.Append("\u2110 \u2111 \u2112 \u2113 \u2114 \u2115 \u211B \u211C\n", tf1);
tl.Append("\n", tfs);
tl.Append("Private Use Area:\n", tf);
tl.Append("\uE000 \uE001 \uE010 \uE011 \uE012 \uE013 \uE014 \uE015\n", tf1);
tl.Append("\n", tfs);
tl.Append("Arrows:\n", tf);
tl.Append("\u2190 \u2191 \u2192 \u2193 \u21B0 \u21E6 \u21CB \u21A9\n", tf1);
tl.Append("\n", tfs);
tl.Append("Dingbats:\n", tf);
tl.Append("\u2714 \u2717 \u275B \u275C \u2706 \u2707 \u2708 \u2709\n", tf1);
tl.Append("\n", tfs);
tl.Append("Braille Patterns:\n", tf);
tl.Append("\u2830 \u2831 \u2832 \u2833 \u2834 \u2835 \u2836 \u2837\n", tf1);
tl.Append("\n", tfs);
tl.Append("Geometric Shapes:\n", tf);
tl.Append("\u25D0 \u25D1 \u25D2 \u25D3 \u25A4 \u25F0 \u25BC \u25CE\n", tf1);
tl.Append("\n", tfs);
tl.Append("Latin Extended A:\n", tf);
tl.Append("\u0100 \u0101 \u0102 \u0103 \u0104 \u0105 \u0106 \u0107\n", tf1);
tl.Append("\n", tfs);
tl.Append("Miscellaneous Symbols:\n", tf);
tl.Append("\u2600 \u2601 \u2602 \u2603 \u2604 \u2605 \u2606 \u2607 \u2608 \u2609 \u2614 \u2615 \u26F0\n", tf1);
tl.Append("\n", tfs);
tl.PerformLayout(true);
g.DrawTextLayout(tl, PointF.Empty);
// Done:
doc.Save(stream);
}