GraphicsInTable.cs
// 完毕：
using System;
using System.IO;
using System.Drawing;
using System.Numerics;
using GrapeCity.Documents.Pdf;
using GrapeCity.Documents.Text;
using GrapeCity.Documents.Common;
using GrapeCity.Documents.Drawing;
using GrapeCity.Documents.Layout;
using GCTEXT = GrapeCity.Documents.Text;
using GCDRAW = GrapeCity.Documents.Drawing;
namespace DsPdfWeb.Demos
{
// This example shows how to draw a table with graphics drawings in cells,
// using the GrapeCity.Documents.Drawing.TableRenderer and related classes.
public class GraphicsInTable
{
public int CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
var p = doc.Pages.Add(new SizeF(doc.PageSize.Height, doc.PageSize.Width));
var g = p.Graphics;
DrawTable(g, g.CanvasSize.Width, g.CanvasSize.Height);
// 保存 PDF：
doc.Save(stream);
return doc.Pages.Count;
}
static void DrawTable(GcGraphics g, float pageWidth, float pageHeight)
{
var host = new LayoutHost();
var view = host.CreateView(pageWidth, pageHeight);
var rt = view.CreateRect();
rt.AnchorTopLeft(null, 36, 30);
var ta = new TableRenderer(g,
rt, FixedTableSides.TopLeft,
rowCount: 7,
columnCount: 6,
gridLineColor: Color.Black,
gridLineWidth: 1);
ta.RowRects[0].SetHeight(50);
ta.ColumnRects[0].SetWidth(80);
var cs = new CellStyle
{
TextAlignment = TextAlignment.Center,
ParagraphAlignment = ParagraphAlignment.Center,
TextFormat = new TextFormat
{
Font = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "calibrib.ttf")),
FontSize = 14,
FontSizeInGraphicUnits = true,
}
};
// Background style for displaying "Shape" with a diagonal line:
var csCornerTopRight = new CellStyle(cs)
{
Background = true,
LineWidth = 1f,
Borders = FrameBorders.MainDiagonal,
TextAlignment = TextAlignment.Trailing,
ParagraphAlignment = ParagraphAlignment.Near,
PaddingRight = 10,
PaddingTop = 5
};
// Foreground style for displaying "Color" at the bottom left corner of the same cell:
var csCornerBottomLeft = new CellStyle(cs)
{
TextAlignment = TextAlignment.Leading,
ParagraphAlignment = ParagraphAlignment.Far,
PaddingLeft = 10,
PaddingBottom = 5
};
// Add a background cell at the top left corner:
ta.AddCell(csCornerTopRight, 0, 0, "Shape");
ta.AddCell(cs, 0, 1, "Circle");
ta.AddCell(cs, 0, 2, "Triangle");
ta.AddCell(cs, 0, 3, "Rectangle");
ta.AddCell(cs, 0, 4, "Oval");
ta.AddCell(cs, 0, 5, "Square");
// Add a foreground cell at the top left corner:
ta.AddCell(csCornerBottomLeft, 0, 0, "Color");
ta.AddCell(cs, 1, 0, "Red");
ta.AddCell(cs, 2, 0, "Green");
ta.AddCell(cs, 3, 0, "Blue");
ta.AddCell(cs, 4, 0, "Cyan");
ta.AddCell(cs, 5, 0, "Magenta");
ta.AddCell(cs, 6, 0, "Yellow");
ta.DefaultCellStyle = new CellStyle
{
PaddingTop = 3,
PaddingLeftRight = 20,
PaddingBottom = 55,
FixedWidth = false,
TextAlignment = TextAlignment.Center,
TextFormat = new TextFormat
{
Font = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "calibri.ttf")),
FontSizeInGraphicUnits = true,
FontSize = 14
},
CreateTextLayout = (g, cs, data) =>
{
var tl = g.CreateTextLayout();
tl.Append(((Figure)data).Title, cs.TextFormat);
return tl;
},
CustomDraw = (g, tc) =>
{
// A Figure can draw itself:
((Figure)tc.Data).Draw(g, tc.Width, tc.Height);
}
};
ta.AddCell(1, 1, new Figure("Red Circle", Shape.Circle, Color.Red));
ta.AddCell(1, 2, new Figure("Red Triangle", Shape.Triangle, Color.Red));
ta.AddCell(1, 3, new Figure("Red Rectangle", Shape.Rectangle, Color.Red));
ta.AddCell(1, 4, new Figure("Red Oval", Shape.Oval, Color.Red));
ta.AddCell(1, 5, new Figure("Red Square", Shape.Square, Color.Red));
ta.AddCell(2, 1, new Figure("Green Circle", Shape.Circle, Color.Green));
ta.AddCell(2, 2, new Figure("Green Triangle", Shape.Triangle, Color.Green));
ta.AddCell(2, 3, new Figure("Green Rectangle", Shape.Rectangle, Color.Green));
ta.AddCell(2, 4, new Figure("Green Oval", Shape.Oval, Color.Green));
ta.AddCell(2, 5, new Figure("Green Square", Shape.Square, Color.Green));
ta.AddCell(3, 1, new Figure("Blue Circle", Shape.Circle, Color.Blue));
ta.AddCell(3, 2, new Figure("Blue Triangle", Shape.Triangle, Color.Blue));
ta.AddCell(3, 3, new Figure("Blue Rectangle", Shape.Rectangle, Color.Blue));
ta.AddCell(3, 4, new Figure("Blue Oval", Shape.Oval, Color.Blue));
ta.AddCell(3, 5, new Figure("Blue Square", Shape.Square, Color.Blue));
ta.AddCell(4, 1, new Figure("Cyan Circle", Shape.Circle, Color.Cyan));
ta.AddCell(4, 2, new Figure("Cyan Triangle", Shape.Triangle, Color.Cyan));
ta.AddCell(4, 3, new Figure("Cyan Rectangle", Shape.Rectangle, Color.Cyan));
ta.AddCell(4, 4, new Figure("Cyan Oval", Shape.Oval, Color.Cyan));
ta.AddCell(4, 5, new Figure("Cyan Square", Shape.Square, Color.Cyan));
ta.AddCell(5, 1, new Figure("Magenta Circle", Shape.Circle, Color.Magenta));
ta.AddCell(5, 2, new Figure("Magenta Triangle", Shape.Triangle, Color.Magenta));
ta.AddCell(5, 3, new Figure("Magenta Rectangle", Shape.Rectangle, Color.Magenta));
ta.AddCell(5, 4, new Figure("Magenta Oval", Shape.Oval, Color.Magenta));
ta.AddCell(5, 5, new Figure("Magenta Square", Shape.Square, Color.Magenta));
ta.AddCell(6, 1, new Figure("Yellow Circle", Shape.Circle, Color.Yellow));
ta.AddCell(6, 2, new Figure("Yellow Triangle", Shape.Triangle, Color.Yellow));
ta.AddCell(6, 3, new Figure("Yellow Rectangle", Shape.Rectangle, Color.Yellow));
ta.AddCell(6, 4, new Figure("Yellow Oval", Shape.Oval, Color.Yellow));
ta.AddCell(6, 5, new Figure("Yellow Square", Shape.Square, Color.Yellow));
ta.Render();
}
enum Shape
{
Circle,
Triangle,
Rectangle,
Oval,
Square
}
class Figure
{
public string Title;
public Shape Shape;
public Color Color;
public Figure(string title, Shape shape, Color color)
{
Title = title;
Shape = shape;
Color = color;
}
public void Draw(GcGraphics g, float w, float h)
{
RectangleF rc;
var pen = new GrapeCity.Documents.Drawing.Pen(Color.Black, 1);
switch (Shape)
{
case Shape.Circle:
rc = new RectangleF(w / 2 - 20, h - 50, 40, 40);
g.FillEllipse(rc, Color);
g.DrawEllipse(rc, pen);
break;
case Shape.Triangle:
var points = new PointF[]
{
new PointF(w / 2, h - 50),
new PointF(w / 2 + 25, h - 10),
new PointF(w / 2 - 25, h - 10)
};
g.FillPolygon(points, Color);
g.DrawPolygon(points, pen);
break;
case Shape.Rectangle:
rc = new RectangleF(w / 2 - 35, h - 50, 70, 40);
g.FillRectangle(rc, Color);
g.DrawRectangle(rc, pen);
break;
case Shape.Oval:
rc = new RectangleF(w / 2 - 35, h - 50, 70, 40);
g.FillEllipse(rc, Color);
g.DrawEllipse(rc, pen);
break;
case Shape.Square:
rc = new RectangleF(w / 2 - 20, h - 50, 40, 40);
g.FillRectangle(rc, Color);
g.DrawRectangle(rc, pen);
break;
}
}
}
}
}