From aadcde5198fa4c2d3defbc84d49a063593a2c2b8 Mon Sep 17 00:00:00 2001 From: Jamie Lemon Date: Wed, 25 Jun 2025 23:34:30 +0100 Subject: [PATCH 1/2] An example of rendering a multipage PDF using Story --- Examples/StoryRendering/StoryRender.sln | 22 + .../StoryRendering/StoryRender/Program.cs | 403 ++++++++++++++++++ .../StoryRender/StoryRender.csproj | 14 + 3 files changed, 439 insertions(+) create mode 100644 Examples/StoryRendering/StoryRender.sln create mode 100644 Examples/StoryRendering/StoryRender/Program.cs create mode 100644 Examples/StoryRendering/StoryRender/StoryRender.csproj diff --git a/Examples/StoryRendering/StoryRender.sln b/Examples/StoryRendering/StoryRender.sln new file mode 100644 index 0000000..86c38ac --- /dev/null +++ b/Examples/StoryRendering/StoryRender.sln @@ -0,0 +1,22 @@ + +Microsoft Visual Studio Solution File, Format Version 12.00 +# Visual Studio Version 17 +VisualStudioVersion = 17.12.35506.116 d17.12 +MinimumVisualStudioVersion = 10.0.40219.1 +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "StoryRender", "StoryRender\StoryRender.csproj", "{8EB31A13-17AF-4B16-BE9A-23308BE0AF69}" +EndProject +Global + GlobalSection(SolutionConfigurationPlatforms) = preSolution + Debug|Any CPU = Debug|Any CPU + Release|Any CPU = Release|Any CPU + EndGlobalSection + GlobalSection(ProjectConfigurationPlatforms) = postSolution + {8EB31A13-17AF-4B16-BE9A-23308BE0AF69}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {8EB31A13-17AF-4B16-BE9A-23308BE0AF69}.Debug|Any CPU.Build.0 = Debug|Any CPU + {8EB31A13-17AF-4B16-BE9A-23308BE0AF69}.Release|Any CPU.ActiveCfg = Release|Any CPU + {8EB31A13-17AF-4B16-BE9A-23308BE0AF69}.Release|Any CPU.Build.0 = Release|Any CPU + EndGlobalSection + GlobalSection(SolutionProperties) = preSolution + HideSolutionNode = FALSE + EndGlobalSection +EndGlobal diff --git a/Examples/StoryRendering/StoryRender/Program.cs b/Examples/StoryRendering/StoryRender/Program.cs new file mode 100644 index 0000000..eca3ebd --- /dev/null +++ b/Examples/StoryRendering/StoryRender/Program.cs @@ -0,0 +1,403 @@ +using MuPDF.NET; + +PDFRenderer renderer = new PDFRenderer(); +renderer.GeneratePDF(); + +public class PDFRenderer +{ + private readonly MuPDF.NET.Font _font = new("helv"); + private readonly MuPDF.NET.Font _fontBold = new("hebo"); + private readonly int _defaultFontSize = 8; + private readonly int _headerFontSize = 12; + + /* Margins */ + private readonly int _defaultMarginVertical = 12; + private readonly int _defaultMarginHorizontal = 12; + + private readonly MuPDF.NET.Point _pageStart = new(50, 72); + + private readonly string _HTML = "

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

"; + + + struct TextBox + { + public required string Label; + public required float LabelLength; + public required string Content; + public required float ContentLength; + } + + /// + /// Describes which direction a textbox group should be rendered. + /// + enum TextboxGroupDirection + { + Horizontal, + Vertical + } + + /* Define colors. MuPDF expects rbg values to be unit values (i.e., 0-1).*/ + private readonly float[] _gray = ConvertToURGB(211, 211, 211); + private readonly float[] _pastelBlue = ConvertToURGB(167, 199, 231); + + /// + /// This method simply converts RGB values to Unit RGB. + /// + /// + /// + /// + /// + private static float[] ConvertToURGB(int red, int green, int blue) + => [red / (float)255, green / (float)255, blue / (float)255]; + + /// + /// Calculates the center of Rect Y axis including + /// an offset for the font height. + /// + /// + /// + /// + /// + private static float CenterFontY(float y0, float y1, float fontHeight) + => ((y0 + y1) / 2) + (fontHeight / 2f) - 2; + + private string ResizeContent(string txt, float maxWidth) + { + var ellipsis = "..."; + var ellipsisLen = _font.TextLength(ellipsis); + + var newContent = ""; + foreach (var c in txt) + { + var len = _font.TextLength(newContent, fontSize: _defaultFontSize); + if (len + ellipsisLen >= maxWidth) + { + newContent += ellipsis; + break; + } + + newContent += c; + } + + return newContent; + } + + + /// + /// Helper function to create a Textbox struct. + /// It will calculate the label length and content length. + /// + /// + /// + /// + private TextBox CreateTextbox(string lbl, string content) + { + var labelLen = _font.TextLength(lbl, fontSize: _defaultFontSize); + var contentLen = _font.TextLength(content, fontSize: _defaultFontSize); + return new TextBox + { + Label = lbl, + LabelLength = labelLen, + Content = content, + ContentLength = contentLen, + }; + } + + public void GeneratePDF() + { + Console.WriteLine("GeneratePDF"); + + Document doc = new Document(); // empty output PDF + Page page = doc.NewPage(-1); + MuPDF.NET.TextWriter writer = new MuPDF.NET.TextWriter(page.Rect); + + var point = DrawProgramInfoRect(page, writer); + + /* Now onto the steps */ + point.Y += (_headerFontSize * 1.2f); + + writer.Append(point, "Steps", _fontBold, fontSize: _headerFontSize); + + var html = _HTML; + Story descStory = new(html); + + var storyWidth = page.Rect.Width - point.X; + var fit = descStory.FitHeight(storyWidth, origin: new Point(0, 0)); + + bool overflow; + float filledHeight; + if (fit.Filled is Rect filled) + { + while (true) + { + (point, overflow, filledHeight) = DrawStepDescription(page, point, filled, descStory); + + if (!overflow) break; + + filled.Y1 -= filledHeight; + + /* Need a new page since we have overflow. Before + * making the new page, need to finish writing everything + * on the previous page. */ + writer.WriteText(page); + page = doc.NewPage(-1); + writer = new(page.Rect); + point.X = _pageStart.X; + point.Y = _pageStart.Y; + } + } + + point.X = _pageStart.X; + point.Y += _defaultMarginVertical; + + point.Y += _headerFontSize * 1.2f; + + writer.Append(point, "Components", _fontBold, _headerFontSize); + + point.Y += _defaultMarginVertical; + + + writer.WriteText(page); + + page = doc.NewPage(-1); + writer = new(page.Rect); + + point.X = _pageStart.X; + point.Y = _pageStart.Y; + + + doc.Save("from_html.pdf", garbage: 4, deflate: 1, useObjstms: 1, deflateImages: 1); + + + + } + + /// + /// Adds a list of textboxes to the page. They will be aligned either + /// vertically or horizontally depening on the direction. + /// + /// + /// + /// + /// + /// + /// IEnumerable> + private Point DrawTextboxGroup(Page page, MuPDF.NET.TextWriter writer, IEnumerable> textboxes, + Point start, TextboxGroupDirection dir, float textboxWidth, float maxLabelLen = -1) + { + var x0 = start.X; + var y0 = start.Y; + var fontHeight = _defaultFontSize * 1.2f; + if (maxLabelLen < 0) + { + maxLabelLen = textboxes.Max(l => l.Value.LabelLength); + } + + //MuPDF.NET.TextWriter writer = new(page.Rect); + + foreach (var tb in textboxes) + { + var centerP = new Point(x0, CenterFontY(y0, y0 + fontHeight, fontHeight)); + + writer.Append(centerP, tb.Value.Label, _font, _defaultFontSize); + + /* Give the textbox some breathing room. */ + var textboxMargin = 5; + var tbWidth = textboxWidth - textboxMargin; + x0 = x0 + maxLabelLen + textboxMargin; + + var textboxRect = new Rect(x0, y0, x0 + tbWidth, y0 + fontHeight); + page.DrawRect(textboxRect, color: _gray, fill: _gray, fillOpacity: .25f, dashes: "[5 .2] 0"); + + centerP.X = x0; + centerP.Y = CenterFontY(textboxRect.TopLeft.Y, textboxRect.BottomLeft.Y, fontHeight); + + /* Resize the content if it doesn't fit in the textbox */ + var content = tb.Value.Content; + if (tb.Value.ContentLength > tbWidth) + { + content = ResizeContent(tb.Value.Content, tbWidth); + } + + writer.Append(centerP, content, _font, _defaultFontSize); + + if (dir == TextboxGroupDirection.Horizontal) + { + x0 = textboxRect.TopRight.X + 5; + y0 = start.Y; + } + else + { + x0 = start.X; + y0 = textboxRect.BottomLeft.Y; + } + } + + return new Point(x0, y0); + } + + /// + /// Draw the Program Information box along with all related + /// program metadata. + /// + /// + /// + private Point DrawProgramInfoRect(Page page, MuPDF.NET.TextWriter writer) + { + var pageRect = page.Rect; + var fontHeight = _defaultFontSize * 1.2f; + + /* Define all labels before hand to determine + * start point of the textboxes. */ + Dictionary textboxes = new() + { + /* LHS */ + { + "Customer", + CreateTextbox("Customer", "program.Customer!.Name") + }, + { + "DC", + CreateTextbox("DC", "program.ProgramDict.DC") + }, + { + "OMD", + CreateTextbox("OMD", "program.ProgramDict.OMD") + }, + { + "Version", + CreateTextbox("Version", "V{program.ProgramDict.Version}") + }, + { + "LastChangedBy", + CreateTextbox("LastChangedBy", "program.ProgramDict.LastModifiedBy?.Username") + }, + { + "Submitted", + CreateTextbox("Submitted", "program.ProgramDict.Submitted?.ToString() ??") + }, + + /* RHS */ + { + "Assembly", + CreateTextbox("Assembly", "program.Assembly!.Name") + }, + { + "Previous DC", + CreateTextbox("PreviousDC", "program.ProgramDict.PreviousDC") + }, + { + "ReleaseStatus", + CreateTextbox("ReleaseStatus", "program.ProgramDict.ReleaseStatus.ToString()") + }, + { + "PreviousVersion", + CreateTextbox("PreviousVersion", "V{program.ProgramDict.PreviousVersion}") + }, + { + "LastChanged", + CreateTextbox("LastChanged", "program.ProgramDict.LastModified.ToString() ?? ") + }, + { + "Released", + CreateTextbox("Released", "program.ProgramDict.Released?.ToString() ?? ") + }, + }; + + writer.Append(new Point(50, 72), "l[ProgramInformation]", _fontBold, _headerFontSize); + + var infoY = 72 + fontHeight; + var programInfoRect = new Rect(50, infoY, pageRect.Width - 50, infoY + 80); + page.DrawRect(programInfoRect, color: _pastelBlue, dashes: "[5 .2] 0"); + + float textboxWidth = 125; + + float startX, x0, startY, y0; + x0 = startX = programInfoRect.X0 + 5; + y0 = startY = programInfoRect.Y0 + 5; + + var programNameDict = new Dictionary() + { + { + "ProgramName", + CreateTextbox("ProgramName", "program.ProgramDict.Name") + } + }; + + var point = new Point(x0, y0); + + var lhs = textboxes.Take(6); + var maxLabelLen = float.Max(lhs.Max(l => l.Value.LabelLength), programNameDict["ProgramName"].LabelLength); + + /* SPECIAL CASE: The ProgramName field needs to span the entire width + * of the programInfoRect. All the other fields will split into two columns.*/ + var programNameTextboxWidth = programInfoRect.X1 - 60 - maxLabelLen; + DrawTextboxGroup(page, writer, programNameDict, point, + TextboxGroupDirection.Vertical, programNameTextboxWidth, maxLabelLen); + point.Y = startY + fontHeight; + + DrawTextboxGroup(page, writer, lhs, point, + TextboxGroupDirection.Vertical, textboxWidth, maxLabelLen); + + var rhs = textboxes.Skip(6); + maxLabelLen = rhs.Max(l => l.Value.LabelLength); + + point.X = programInfoRect.X1 - maxLabelLen - textboxWidth - 5; + point.Y = startY + fontHeight; + + DrawTextboxGroup(page, writer, rhs, point, TextboxGroupDirection.Vertical, textboxWidth); + return programInfoRect.BottomLeft; + } + + private (Point point, bool overflow, float filledHeight) DrawStepDescription(Page page, Point start, Rect rect, Story story) + { + var pageRect = page.Rect; + + float x0 = start.X; + float y0 = start.Y; + + bool overflow = false; + + using var ms = new MemoryStream(); + var docWriter = new DocumentWriter(ms); + + Rect descRect = new(x0, y0, rect.X1, y0); + + // Check if rectangle is going to overflow page + var remHeight = pageRect.Height - (y0 + rect.Height) - 72; + + if (remHeight >= 0) // We have enough space on this page. + { + story.Place(rect); + var device = docWriter.BeginPage(rect); + story.Draw(device); + + descRect.Y1 += rect.Y1; + } + else // Not enough space on page, draw what we can + { + var fillHeight = pageRect.Height - y0 - 72; + Rect? filled = new(0, 0, rect.Width, fillHeight); + + story.Place(filled); + var device = docWriter.BeginPage(filled); + story.Draw(device); + + descRect.Y1 += fillHeight; + overflow = true; + } + + docWriter.EndPage(); + docWriter.Close(); + + var buf = ms.GetBuffer(); + var doc = new Document(stream: buf); + + page.ShowPdfPage(descRect, doc); + + page.DrawRect(descRect, color: _pastelBlue, dashes: "[5 .2] 0"); + + return (new Point(x0, descRect.Y1), overflow, descRect.Height); + } + +} diff --git a/Examples/StoryRendering/StoryRender/StoryRender.csproj b/Examples/StoryRendering/StoryRender/StoryRender.csproj new file mode 100644 index 0000000..5ab573c --- /dev/null +++ b/Examples/StoryRendering/StoryRender/StoryRender.csproj @@ -0,0 +1,14 @@ + + + + Exe + net8.0 + enable + enable + + + + + + + From e8118e4eab33f76efe455291ec7f7e2aa3161c81 Mon Sep 17 00:00:00 2001 From: Jamie Lemon Date: Thu, 26 Jun 2025 15:52:37 +0100 Subject: [PATCH 2/2] Simplifies to just the basic principle --- .../StoryRendering/StoryRender/Program.cs | 392 +----------------- 1 file changed, 12 insertions(+), 380 deletions(-) diff --git a/Examples/StoryRendering/StoryRender/Program.cs b/Examples/StoryRendering/StoryRender/Program.cs index eca3ebd..037f8cb 100644 --- a/Examples/StoryRendering/StoryRender/Program.cs +++ b/Examples/StoryRendering/StoryRender/Program.cs @@ -5,399 +5,31 @@ public class PDFRenderer { - private readonly MuPDF.NET.Font _font = new("helv"); - private readonly MuPDF.NET.Font _fontBold = new("hebo"); - private readonly int _defaultFontSize = 8; - private readonly int _headerFontSize = 12; - - /* Margins */ - private readonly int _defaultMarginVertical = 12; - private readonly int _defaultMarginHorizontal = 12; - - private readonly MuPDF.NET.Point _pageStart = new(50, 72); - - private readonly string _HTML = "

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

Colten - line break

生产准备：

1. 每日生产进行维护保养，请参照并填写Philips 自动螺丝起点检表《WI-Screw assembly-Makita DF010&Kilews

SKD-B512L-F01》

2 .扭力计UNIT选择‘lbf.in’，‘P-P’模式，每四小时检查一次，每次检查5组数据，只有合格才可以生产；并填写

力扭矩记录表，表单号 ： F-EN-34 。

1.电动起子力矩： 5±1 in-lbs，电动螺丝起编号：5.0。

2.电动起子力矩：10±1 in-lbs，电动螺丝起编号：10.0。

3.电动起子力矩：12±1 in-lbs，电动螺丝起编号：12.0。

"; - - - struct TextBox - { - public required string Label; - public required float LabelLength; - public required string Content; - public required float ContentLength; - } - - /// - /// Describes which direction a textbox group should be rendered. - /// - enum TextboxGroupDirection - { - Horizontal, - Vertical - } - - /* Define colors. MuPDF expects rbg values to be unit values (i.e., 0-1).*/ - private readonly float[] _gray = ConvertToURGB(211, 211, 211); - private readonly float[] _pastelBlue = ConvertToURGB(167, 199, 231); - - /// - /// This method simply converts RGB values to Unit RGB. - /// - /// - /// - /// - /// - private static float[] ConvertToURGB(int red, int green, int blue) - => [red / (float)255, green / (float)255, blue / (float)255]; - - /// - /// Calculates the center of Rect Y axis including - /// an offset for the font height. - /// - /// - /// - /// - /// - private static float CenterFontY(float y0, float y1, float fontHeight) - => ((y0 + y1) / 2) + (fontHeight / 2f) - 2; - - private string ResizeContent(string txt, float maxWidth) - { - var ellipsis = "..."; - var ellipsisLen = _font.TextLength(ellipsis); - - var newContent = ""; - foreach (var c in txt) - { - var len = _font.TextLength(newContent, fontSize: _defaultFontSize); - if (len + ellipsisLen >= maxWidth) - { - newContent += ellipsis; - break; - } - - newContent += c; - } - - return newContent; - } - - - /// - /// Helper function to create a Textbox struct. - /// It will calculate the label length and content length. - /// - /// - /// - /// - private TextBox CreateTextbox(string lbl, string content) - { - var labelLen = _font.TextLength(lbl, fontSize: _defaultFontSize); - var contentLen = _font.TextLength(content, fontSize: _defaultFontSize); - return new TextBox - { - Label = lbl, - LabelLength = labelLen, - Content = content, - ContentLength = contentLen, - }; - } + private readonly string _HTML = "

The Start

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The End

"; public void GeneratePDF() { Console.WriteLine("GeneratePDF"); - Document doc = new Document(); // empty output PDF - Page page = doc.NewPage(-1); - MuPDF.NET.TextWriter writer = new MuPDF.NET.TextWriter(page.Rect); - - var point = DrawProgramInfoRect(page, writer); - - /* Now onto the steps */ - point.Y += (_headerFontSize * 1.2f); - - writer.Append(point, "Steps", _fontBold, fontSize: _headerFontSize); + Rect mediaBox = MuPDF.NET.Utils.PaperRect("A4"); + Rect where = mediaBox + new Rect(36, 36, -36, -36); var html = _HTML; - Story descStory = new(html); - - var storyWidth = page.Rect.Width - point.X; - var fit = descStory.FitHeight(storyWidth, origin: new Point(0, 0)); - - bool overflow; - float filledHeight; - if (fit.Filled is Rect filled) - { - while (true) - { - (point, overflow, filledHeight) = DrawStepDescription(page, point, filled, descStory); - - if (!overflow) break; - - filled.Y1 -= filledHeight; - - /* Need a new page since we have overflow. Before - * making the new page, need to finish writing everything - * on the previous page. */ - writer.WriteText(page); - page = doc.NewPage(-1); - writer = new(page.Rect); - point.X = _pageStart.X; - point.Y = _pageStart.Y; - } - } - - point.X = _pageStart.X; - point.Y += _defaultMarginVertical; - - point.Y += _headerFontSize * 1.2f; - - writer.Append(point, "Components", _fontBold, _headerFontSize); - - point.Y += _defaultMarginVertical; - - - writer.WriteText(page); - - page = doc.NewPage(-1); - writer = new(page.Rect); - - point.X = _pageStart.X; - point.Y = _pageStart.Y; - - - doc.Save("from_html.pdf", garbage: 4, deflate: 1, useObjstms: 1, deflateImages: 1); - - - - } - - /// - /// Adds a list of textboxes to the page. They will be aligned either - /// vertically or horizontally depening on the direction. - /// - /// - /// - /// - /// - /// - /// IEnumerable> - private Point DrawTextboxGroup(Page page, MuPDF.NET.TextWriter writer, IEnumerable> textboxes, - Point start, TextboxGroupDirection dir, float textboxWidth, float maxLabelLen = -1) - { - var x0 = start.X; - var y0 = start.Y; - var fontHeight = _defaultFontSize * 1.2f; - if (maxLabelLen < 0) - { - maxLabelLen = textboxes.Max(l => l.Value.LabelLength); - } - - //MuPDF.NET.TextWriter writer = new(page.Rect); - - foreach (var tb in textboxes) - { - var centerP = new Point(x0, CenterFontY(y0, y0 + fontHeight, fontHeight)); - - writer.Append(centerP, tb.Value.Label, _font, _defaultFontSize); - - /* Give the textbox some breathing room. */ - var textboxMargin = 5; - var tbWidth = textboxWidth - textboxMargin; - x0 = x0 + maxLabelLen + textboxMargin; - - var textboxRect = new Rect(x0, y0, x0 + tbWidth, y0 + fontHeight); - page.DrawRect(textboxRect, color: _gray, fill: _gray, fillOpacity: .25f, dashes: "[5 .2] 0"); - - centerP.X = x0; - centerP.Y = CenterFontY(textboxRect.TopLeft.Y, textboxRect.BottomLeft.Y, fontHeight); - - /* Resize the content if it doesn't fit in the textbox */ - var content = tb.Value.Content; - if (tb.Value.ContentLength > tbWidth) - { - content = ResizeContent(tb.Value.Content, tbWidth); - } - - writer.Append(centerP, content, _font, _defaultFontSize); - - if (dir == TextboxGroupDirection.Horizontal) - { - x0 = textboxRect.TopRight.X + 5; - y0 = start.Y; - } - else - { - x0 = start.X; - y0 = textboxRect.BottomLeft.Y; - } - } + Story story = new(html); + var docWriter = new DocumentWriter("my-writer-pdf.pdf"); - return new Point(x0, y0); - } - - /// - /// Draw the Program Information box along with all related - /// program metadata. - /// - /// - /// - private Point DrawProgramInfoRect(Page page, MuPDF.NET.TextWriter writer) - { - var pageRect = page.Rect; - var fontHeight = _defaultFontSize * 1.2f; + bool more = true; - /* Define all labels before hand to determine - * start point of the textboxes. */ - Dictionary textboxes = new() + while (more) { - /* LHS */ - { - "Customer", - CreateTextbox("Customer", "program.Customer!.Name") - }, - { - "DC", - CreateTextbox("DC", "program.ProgramDict.DC") - }, - { - "OMD", - CreateTextbox("OMD", "program.ProgramDict.OMD") - }, - { - "Version", - CreateTextbox("Version", "V{program.ProgramDict.Version}") - }, - { - "LastChangedBy", - CreateTextbox("LastChangedBy", "program.ProgramDict.LastModifiedBy?.Username") - }, - { - "Submitted", - CreateTextbox("Submitted", "program.ProgramDict.Submitted?.ToString() ??") - }, - - /* RHS */ - { - "Assembly", - CreateTextbox("Assembly", "program.Assembly!.Name") - }, - { - "Previous DC", - CreateTextbox("PreviousDC", "program.ProgramDict.PreviousDC") - }, - { - "ReleaseStatus", - CreateTextbox("ReleaseStatus", "program.ProgramDict.ReleaseStatus.ToString()") - }, - { - "PreviousVersion", - CreateTextbox("PreviousVersion", "V{program.ProgramDict.PreviousVersion}") - }, - { - "LastChanged", - CreateTextbox("LastChanged", "program.ProgramDict.LastModified.ToString() ?? ") - }, - { - "Released", - CreateTextbox("Released", "program.ProgramDict.Released?.ToString() ?? ") - }, - }; - - writer.Append(new Point(50, 72), "l[ProgramInformation]", _fontBold, _headerFontSize); - - var infoY = 72 + fontHeight; - var programInfoRect = new Rect(50, infoY, pageRect.Width - 50, infoY + 80); - page.DrawRect(programInfoRect, color: _pastelBlue, dashes: "[5 .2] 0"); - - float textboxWidth = 125; - - float startX, x0, startY, y0; - x0 = startX = programInfoRect.X0 + 5; - y0 = startY = programInfoRect.Y0 + 5; - - var programNameDict = new Dictionary() - { - { - "ProgramName", - CreateTextbox("ProgramName", "program.ProgramDict.Name") - } - }; - - var point = new Point(x0, y0); - - var lhs = textboxes.Take(6); - var maxLabelLen = float.Max(lhs.Max(l => l.Value.LabelLength), programNameDict["ProgramName"].LabelLength); - - /* SPECIAL CASE: The ProgramName field needs to span the entire width - * of the programInfoRect. All the other fields will split into two columns.*/ - var programNameTextboxWidth = programInfoRect.X1 - 60 - maxLabelLen; - DrawTextboxGroup(page, writer, programNameDict, point, - TextboxGroupDirection.Vertical, programNameTextboxWidth, maxLabelLen); - point.Y = startY + fontHeight; - - DrawTextboxGroup(page, writer, lhs, point, - TextboxGroupDirection.Vertical, textboxWidth, maxLabelLen); - - var rhs = textboxes.Skip(6); - maxLabelLen = rhs.Max(l => l.Value.LabelLength); - - point.X = programInfoRect.X1 - maxLabelLen - textboxWidth - 5; - point.Y = startY + fontHeight; - - DrawTextboxGroup(page, writer, rhs, point, TextboxGroupDirection.Vertical, textboxWidth); - return programInfoRect.BottomLeft; - } - - private (Point point, bool overflow, float filledHeight) DrawStepDescription(Page page, Point start, Rect rect, Story story) - { - var pageRect = page.Rect; - - float x0 = start.X; - float y0 = start.Y; - - bool overflow = false; - - using var ms = new MemoryStream(); - var docWriter = new DocumentWriter(ms); - - Rect descRect = new(x0, y0, rect.X1, y0); - - // Check if rectangle is going to overflow page - var remHeight = pageRect.Height - (y0 + rect.Height) - 72; - - if (remHeight >= 0) // We have enough space on this page. - { - story.Place(rect); - var device = docWriter.BeginPage(rect); - story.Draw(device); - - descRect.Y1 += rect.Y1; - } - else // Not enough space on page, draw what we can - { - var fillHeight = pageRect.Height - y0 - 72; - Rect? filled = new(0, 0, rect.Width, fillHeight); - - story.Place(filled); - var device = docWriter.BeginPage(filled); + DeviceWrapper device = docWriter.BeginPage(mediaBox); + (bool, Rect) moreFilled = story.Place(where); + more = moreFilled.Item1; story.Draw(device); - - descRect.Y1 += fillHeight; - overflow = true; + docWriter.EndPage(); + Console.WriteLine("more" + more); } - - docWriter.EndPage(); docWriter.Close(); - - var buf = ms.GetBuffer(); - var doc = new Document(stream: buf); - - page.ShowPdfPage(descRect, doc); - - page.DrawRect(descRect, color: _pastelBlue, dashes: "[5 .2] 0"); - - return (new Point(x0, descRect.Y1), overflow, descRect.Height); } }