回答編集履歴
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見直しキャンペーン中
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注意)
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注意)iTextSharpを初めて使ったので間違いがあるかもしれません。
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iTextSharpは「[NuGet Gallery | iTextSharp 5.5.13.2](https://www.nuget.org/packages/iTextSharp/)」こちらでいいでしょうか?
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> PLEASE NOTE: iTextSharp is EOL, and has been replaced by iText 7. Only security fixes will be added
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> 注:iTextSharpはEOLであり、iText 7に置き換えられました。セキュリティ修正のみが追加されます
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@@ -11,7 +11,7 @@
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見るところが根本的に違います。なぜそれが使えると思ったのかが不思議です。
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見るのでしたらこちらです(
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見るのでしたらこちらです(iTextSharpはiText5系のようで、Java版しかありませんがヒントにはなります)
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[iText pdf library API documentation for Java and .Net](https://itextpdf.com/en/resources/api-documentation)
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見直しキャンペーン中
test
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注意)`iTextSharp`を初めて使ったので間違いがあるかもしれません。
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`iTextSharp`は[NuGet Gallery | iTextSharp 5.5.13.2](https://www.nuget.org/packages/iTextSharp/)こちらでいいでしょうか?
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> PLEASE NOTE: iTextSharp is EOL, and has been replaced by iText 7. Only security fixes will be added
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> 注:iTextSharpはEOLであり、iText 7に置き換えられました。セキュリティ修正のみが追加されます
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と移行を促されているようですが。
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> このページには、BorderStyle列挙型のフィールドで、3は破線であると書かれていました。
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見るところが根本的に違います。なぜそれが使えると思ったのかが不思議です。
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見るのでしたらこちらです。
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`iTextSharp`は`iText5`系のようで、Java版しかありませんがヒントにはなります
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見るのでしたらこちらです(`iTextSharp`は`iText5`系のようで、Java版しかありませんがヒントにはなります)
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[iText pdf library API documentation for Java and .Net](https://itextpdf.com/en/resources/api-documentation)
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本題のボーダーですが、どうやら自分で描画するしかないようです^^;
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しかし本家サイトにサンプルがありますので、`CustomBorder3`をベースにざっと移してみました。
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[How to define different border types for a single cell?](https://kb.itextpdf.com/home/it5kb/faq/how-to-define-different-border-types-for-a-single-cell)
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```
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```cs
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using System.IO;
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using iTextSharp.text;
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using iTextSharp.text.pdf;
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namespace Questions292675
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{
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internal class Program
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{
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private static void Main()
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{
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using(var doc = new Document(PageSize.A4))
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{
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PdfWriter.GetInstance(doc, new FileStream("BorderTest.pdf", FileMode.Create));
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doc.Open();
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var solid = new SolidLine(1); // 普通の
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var dotted = new DottedLine(1); // 点々
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var dashed = new DashedLine(1); // 破線
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var table = new PdfPTable(1);
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var cell = new PdfPCell(new Phrase("sample"))
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{
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HorizontalAlignment = 1,
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VerticalAlignment = 1,
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Border = 0, // 通常のボーダーは引かない
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// 独自セルレンダラーを追加し描画 左,右,上,下
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CellEvent = new CustomBorder(null, solid, dotted, dashed),
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};
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table.AddCell(cell);
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doc.Add(table);
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}
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System.Diagnostics.Process.Start("BorderTest.pdf");
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}
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}
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internal interface ILineDash
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{
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void ApplyLineDash(PdfContentByte canvas);
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}
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internal abstract class AbstractLineDash : ILineDash
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{
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private float lineWidth;
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public AbstractLineDash(float lineWidth) => this.lineWidth = lineWidth;
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public virtual void ApplyLineDash(PdfContentByte canvas) => canvas.SetLineWidth(lineWidth);
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}
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internal class SolidLine : AbstractLineDash
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{
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public SolidLine(float lineWidth) : base(lineWidth) { }
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}
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internal class DottedLine : AbstractLineDash
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{
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public DottedLine(float lineWidth) : base(lineWidth) { }
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public override void ApplyLineDash(PdfContentByte canvas)
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{
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base.ApplyLineDash(canvas);
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canvas.SetLineCap(PdfContentByte.LINE_CAP_ROUND);
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canvas.SetLineDash(0, 4, 2);
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}
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}
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internal class DashedLine : AbstractLineDash
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{
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public DashedLine(float lineWidth) : base(lineWidth) { }
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public override void ApplyLineDash(PdfContentByte canvas)
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{
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base.ApplyLineDash(canvas);
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canvas.SetLineDash(3, 3);
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}
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}
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internal class CustomBorder : IPdfPCellEvent
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{
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protected ILineDash left;
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protected ILineDash right;
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protected ILineDash top;
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protected ILineDash bottom;
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public CustomBorder(ILineDash left, ILineDash right, ILineDash top, ILineDash bottom)
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{
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this.left = left;
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this.right = right;
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this.top = top;
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this.bottom = bottom;
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}
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public void CellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases)
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{
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var canvas = canvases[PdfPTable.LINECANVAS];
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if(top != null)
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{
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canvas.SaveState();
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top.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Top);
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canvas.LineTo(position.Left, position.Top);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(bottom != null)
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{
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canvas.SaveState();
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bottom.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Bottom);
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canvas.LineTo(position.Left, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(right != null)
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{
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canvas.SaveState();
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right.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Top);
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canvas.LineTo(position.Right, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(left != null)
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{
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canvas.SaveState();
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left.ApplyLineDash(canvas);
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canvas.MoveTo(position.Left, position.Top);
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canvas.LineTo(position.Left, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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}
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}
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internal interface ILineDash
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{
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void ApplyLineDash(PdfContentByte canvas);
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}
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internal abstract class AbstractLineDash : ILineDash
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{
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private float lineWidth;
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public AbstractLineDash(float lineWidth) => this.lineWidth = lineWidth;
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public virtual void ApplyLineDash(PdfContentByte canvas) => canvas.SetLineWidth(lineWidth);
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}
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internal class SolidLine : AbstractLineDash
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{
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public SolidLine(float lineWidth) : base(lineWidth) { }
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}
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internal class DottedLine : AbstractLineDash
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{
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public DottedLine(float lineWidth) : base(lineWidth) { }
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public override void ApplyLineDash(PdfContentByte canvas)
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{
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base.ApplyLineDash(canvas);
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canvas.SetLineCap(PdfContentByte.LINE_CAP_ROUND);
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canvas.SetLineDash(0, 4, 2);
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}
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}
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internal class DashedLine : AbstractLineDash
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{
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public DashedLine(float lineWidth) : base(lineWidth) { }
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public override void ApplyLineDash(PdfContentByte canvas)
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{
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base.ApplyLineDash(canvas);
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canvas.SetLineDash(3, 3);
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}
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}
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internal class CustomBorder : IPdfPCellEvent
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{
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protected ILineDash left;
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protected ILineDash right;
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protected ILineDash top;
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protected ILineDash bottom;
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public CustomBorder(ILineDash left, ILineDash right, ILineDash top, ILineDash bottom)
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{
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this.left = left;
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this.right = right;
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this.top = top;
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this.bottom = bottom;
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}
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public void CellLayout(PdfPCell cell, Rectangle position, PdfContentByte[] canvases)
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{
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var canvas = canvases[PdfPTable.LINECANVAS];
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if(top != null)
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{
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canvas.SaveState();
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top.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Top);
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canvas.LineTo(position.Left, position.Top);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(bottom != null)
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{
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canvas.SaveState();
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bottom.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Bottom);
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canvas.LineTo(position.Left, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(right != null)
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{
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canvas.SaveState();
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right.ApplyLineDash(canvas);
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canvas.MoveTo(position.Right, position.Top);
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canvas.LineTo(position.Right, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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if(left != null)
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{
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canvas.SaveState();
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left.ApplyLineDash(canvas);
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canvas.MoveTo(position.Left, position.Top);
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canvas.LineTo(position.Left, position.Bottom);
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canvas.Stroke();
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canvas.RestoreState();
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}
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}
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}
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}
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```
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![pdf画像](970fd23adb9283d310396b2b0354a7e7.png)
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