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Cleanup EPS and SVG code;

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Option to gzip compress EPS and SVG images

git-svn-id: https://triangle.svn.codeplex.com/svn@79412 0e2699bc-83d4-4a8f-98e7-55e24ab8c7a5
This commit is contained in:
SND\wo80_cp
2016-08-09 13:15:32 +00:00
parent 3f10f86307
commit 4a4da6c5fb
12 changed files with 291 additions and 244 deletions
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Triangle.NET/TestApp/Controls/DarkCheckBox.cs
+10 -11
View File
@@ -135,6 +135,11 @@ namespace MeshExplorer.Controls
Rectangle newRect = new Rectangle(1, y, boxSize, boxSize);
Color text_color = Color.White;
brushOuter = new LinearGradientBrush(newRect, ColorScheme.ColorGray107, ColorScheme.ColorGray110, mode);
e.Graphics.FillRectangle(brushOuter, newRect);
newRect = new Rectangle(2, y + 1, boxSize - 3, boxSize - 3);
if (Enabled)
{
if (base.Focused)
@@ -142,11 +147,6 @@ namespace MeshExplorer.Controls
else
brushBorder = new Pen(Color.FromArgb(38, 38, 38), 1f);
brushOuter = new LinearGradientBrush(newRect, ColorScheme.ColorGray107, ColorScheme.ColorGray110, mode);
e.Graphics.FillRectangle(brushOuter, newRect);
newRect = new Rectangle(2, y + 1, boxSize - 3, boxSize - 3);
switch (m_State)
{
case eButtonState.Normal:
@@ -170,15 +170,14 @@ namespace MeshExplorer.Controls
}
else
{
text_color = Color.FromArgb(110, 110, 110);
brushBorder = new Pen(Color.FromArgb(48, 48, 48), 1f);
brushOuter = new LinearGradientBrush(newRect, Color.FromArgb(82, 82, 82), Color.FromArgb(67, 67, 67), mode);
brushInner = new LinearGradientBrush(newRect, Color.FromArgb(76, 76, 76), Color.FromArgb(65, 65, 65), mode);
e.Graphics.FillRectangle(brushOuter, newRect);
newRect.Inflate(-1, -1);
e.Graphics.FillRectangle(brushInner, newRect);
newRect.Inflate(1, 1);
brushBorder = new Pen(Color.FromArgb(48, 48, 48), 1f);
e.Graphics.DrawRectangle(brushBorder, newRect);
text_color = Color.FromArgb(160, 160, 160);
checkMark.Color = Color.FromArgb(180, 180, 180);
}
e.Graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
Triangle.NET/TestApp/FormExport.Designer.cs
Generated
+21 -6
View File
@@ -32,6 +32,7 @@
this.label3 = new System.Windows.Forms.Label();
this.label1 = new System.Windows.Forms.Label();
this.lbSize = new System.Windows.Forms.Label();
this.cbUseCompression = new MeshExplorer.Controls.DarkCheckBox();
this.darkSlider1 = new MeshExplorer.Controls.DarkSlider();
this.darkTextBox1 = new MeshExplorer.Controls.DarkTextBox();
this.darkListBox1 = new MeshExplorer.Controls.DarkListBox();
@@ -53,7 +54,7 @@
//
this.label3.AutoSize = true;
this.label3.BackColor = System.Drawing.Color.Transparent;
this.label3.Location = new System.Drawing.Point(12, 198);
this.label3.Location = new System.Drawing.Point(12, 190);
this.label3.Name = "label3";
this.label3.Size = new System.Drawing.Size(59, 13);
this.label3.TabIndex = 2;
@@ -63,7 +64,7 @@
//
this.label1.AutoSize = true;
this.label1.BackColor = System.Drawing.Color.Transparent;
this.label1.Location = new System.Drawing.Point(12, 156);
this.label1.Location = new System.Drawing.Point(12, 148);
this.label1.Name = "label1";
this.label1.Size = new System.Drawing.Size(74, 13);
this.label1.TabIndex = 2;
@@ -74,17 +75,29 @@
this.lbSize.AutoSize = true;
this.lbSize.BackColor = System.Drawing.Color.Transparent;
this.lbSize.ForeColor = System.Drawing.Color.Gray;
this.lbSize.Location = new System.Drawing.Point(272, 156);
this.lbSize.Location = new System.Drawing.Point(272, 148);
this.lbSize.Name = "lbSize";
this.lbSize.Size = new System.Drawing.Size(40, 13);
this.lbSize.TabIndex = 2;
this.lbSize.Text = "800 px";
//
// cbUseCompression
//
this.cbUseCompression.BackColor = System.Drawing.Color.DimGray;
this.cbUseCompression.Checked = false;
this.cbUseCompression.Enabled = false;
this.cbUseCompression.Location = new System.Drawing.Point(15, 231);
this.cbUseCompression.Name = "cbUseCompression";
this.cbUseCompression.Size = new System.Drawing.Size(297, 23);
this.cbUseCompression.TabIndex = 6;
this.cbUseCompression.Text = "Use GZip compression";
this.cbUseCompression.UseVisualStyleBackColor = false;
//
// darkSlider1
//
this.darkSlider1.BackColor = System.Drawing.Color.Transparent;
this.darkSlider1.CriticalPercent = ((uint)(0u));
this.darkSlider1.Location = new System.Drawing.Point(15, 169);
this.darkSlider1.Location = new System.Drawing.Point(15, 161);
this.darkSlider1.Maximum = 100;
this.darkSlider1.Minimum = 0;
this.darkSlider1.Name = "darkSlider1";
@@ -100,7 +113,7 @@
this.darkTextBox1.Cursor = System.Windows.Forms.Cursors.IBeam;
this.darkTextBox1.Font = new System.Drawing.Font("Segoe UI", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
this.darkTextBox1.ForeColor = System.Drawing.Color.Black;
this.darkTextBox1.Location = new System.Drawing.Point(12, 214);
this.darkTextBox1.Location = new System.Drawing.Point(12, 206);
this.darkTextBox1.Name = "darkTextBox1";
this.darkTextBox1.Size = new System.Drawing.Size(300, 21);
this.darkTextBox1.TabIndex = 4;
@@ -119,7 +132,7 @@
"Scalable Vector Graphics (*.svg)"});
this.darkListBox1.Location = new System.Drawing.Point(12, 25);
this.darkListBox1.Name = "darkListBox1";
this.darkListBox1.Size = new System.Drawing.Size(302, 118);
this.darkListBox1.Size = new System.Drawing.Size(302, 110);
this.darkListBox1.TabIndex = 3;
this.darkListBox1.SelectedIndexChanged += new System.EventHandler(this.darkListBox1_SelectedIndexChanged);
//
@@ -149,6 +162,7 @@
this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
this.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(76)))), ((int)(((byte)(76)))), ((int)(((byte)(76)))));
this.ClientSize = new System.Drawing.Size(324, 299);
this.Controls.Add(this.cbUseCompression);
this.Controls.Add(this.darkSlider1);
this.Controls.Add(this.darkTextBox1);
this.Controls.Add(this.darkListBox1);
@@ -183,5 +197,6 @@
private System.Windows.Forms.Label label1;
private Controls.DarkSlider darkSlider1;
private System.Windows.Forms.Label lbSize;
private Controls.DarkCheckBox cbUseCompression;
}
}
Triangle.NET/TestApp/FormExport.cs
+9 -2
View File
@@ -21,8 +21,8 @@ namespace MeshExplorer
{
get
{
int size = (int)darkSlider1.Value;
return 18 * size + 200;
int size = (int)((2000.0 - 200.0) / 100.0 * darkSlider1.Value + 200.0);
return size - (size % 50);
}
}
@@ -32,6 +32,11 @@ namespace MeshExplorer
set { darkTextBox1.Text = value; }
}
public bool UseCompression
{
get { return cbUseCompression.Enabled && cbUseCompression.Checked; }
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
@@ -50,6 +55,8 @@ namespace MeshExplorer
{
string ext = ".png";
cbUseCompression.Enabled = darkListBox1.SelectedIndex > 0;
if (darkListBox1.SelectedIndex == 1)
{
ext = ".eps";
Triangle.NET/TestApp/FormMain.cs
+4 -16
View File
@@ -11,7 +11,6 @@ using TriangleNet.Meshing.Algorithm;
using TriangleNet.Rendering;
using TriangleNet.Smoothing;
using TriangleNet.Voronoi;
using TriangleNet.Rendering.Text;
namespace MeshExplorer
{
@@ -702,22 +701,11 @@ namespace MeshExplorer
{
int format = export.ImageFormat;
int size = export.ImageSize;
bool compress = export.UseCompression;
if (format == 1)
{
var eps = new EpsImage();
eps.Export(this.mesh, export.ImageName, size);
}
else if (format == 2)
{
var svg = new SvgImage();
svg.Export(this.mesh, export.ImageName, size);
}
else
{
var img = new RasterImage();
img.Export(this.mesh, export.ImageName, size);
}
var writer = new ImageWriter();
writer.Export(this.mesh, export.ImageName, format, size, compress);
}
}
}
Triangle.NET/TestApp/IO/ImageWriter.cs
+88
View File
@@ -0,0 +1,88 @@
// -----------------------------------------------------------------------
// <copyright file="RasterImage.cs" company="">
// Christian Woltering, Triangle.NET, http://triangle.codeplex.com/
// </copyright>
// -----------------------------------------------------------------------
namespace MeshExplorer.IO
{
using System.IO;
using System.IO.Compression;
using TriangleNet;
using TriangleNet.Rendering.GDI;
using TriangleNet.Rendering.Text;
/// <summary>
/// Writes an image of the mesh to disk.
/// </summary>
public class ImageWriter
{
/// <summary>
/// Export the mesh to PNG format.
/// </summary>
/// <param name="mesh">The current mesh.</param>
/// <param name="filename">The PNG filename.</param>
/// <param name="type">Image type (0 = png, 1 = eps, 2 = svg).</param>
/// <param name="width">The desired width of the image.</param>
/// <param name="compress">Use GZip compression (only eps or svg).</param>
public void Export(Mesh mesh, string filename, int type, int width, bool compress)
{
if (type == 1)
{
ExportEps(mesh, filename, width, compress);
}
else if (type == 2)
{
ExportSvg(mesh, filename, width, compress);
}
else
{
ImageRenderer.Save(mesh, filename, width);
}
}
private void ExportEps(Mesh mesh, string filename, int width, bool compress)
{
var eps = new EpsImage();
eps.Export(mesh, filename, width);
if (compress)
{
CompressFile(filename, true);
}
}
private void ExportSvg(Mesh mesh, string filename, int width, bool compress)
{
var svg = new SvgImage();
svg.Export(mesh, filename, width);
if (compress)
{
CompressFile(filename, true);
}
}
private void CompressFile(string filename, bool cleanup)
{
if (!File.Exists(filename))
{
return;
}
using (var input = File.OpenRead(filename))
using (var output = File.Create(filename + ".gz"))
using (var gzip = new GZipStream(output, CompressionMode.Compress))
{
input.CopyTo(gzip);
}
if (cleanup)
{
File.Delete(filename);
}
}
}
}
Triangle.NET/TestApp/IO/RasterImage.cs
-35
View File
@@ -1,35 +0,0 @@
// -----------------------------------------------------------------------
// <copyright file="RasterImage.cs" company="">
// Christian Woltering, Triangle.NET, http://triangle.codeplex.com/
// </copyright>
// -----------------------------------------------------------------------
namespace MeshExplorer.IO
{
using System;
using TriangleNet;
using TriangleNet.Rendering.GDI;
/// <summary>
/// Writes an image of the mesh to disk.
/// </summary>
public class RasterImage
{
/// <summary>
/// Export the mesh to PNG format.
/// </summary>
/// <param name="mesh">The current mesh.</param>
/// <param name="filename">The PNG filename.</param>
/// <param name="width">The desired width (pixel) of the image.</param>
public void Export(Mesh mesh, string filename, int width)
{
// Check file name
if (String.IsNullOrWhiteSpace(filename))
{
filename = String.Format("mesh-{0}.png", DateTime.Now.ToString("yyyy-M-d-hh-mm-ss"));
}
ImageRenderer.Save(mesh, filename, width);
}
}
}
Triangle.NET/TestApp/Mesh Explorer.csproj
+1 -1
View File
@@ -112,9 +112,9 @@
<Compile Include="IO\FileProcessor.cs" />
<Compile Include="IO\Formats\JsonFile.cs" />
<Compile Include="IO\Formats\TriangleFile.cs" />
<Compile Include="IO\ImageWriter.cs" />
<Compile Include="IO\IMeshFile.cs" />
<Compile Include="IO\JsonParser.cs" />
<Compile Include="IO\RasterImage.cs" />
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Settings.cs" />
Triangle.NET/Triangle.Rendering/Text/EdgeIterator.cs
+58
View File
@@ -0,0 +1,58 @@
namespace TriangleNet.Rendering.Text
{
using System.Collections.Generic;
using TriangleNet.Geometry;
static class EdgeIterator
{
/// <summary>
/// Enumerate the edges of the mesh.
/// </summary>
/// <param name="mesh"></param>
/// <param name="skipSegments"></param>
/// <returns></returns>
/// <remarks>
/// In contrast to the <see cref="TriangleNet.Meshing.Iterators.EdgeIterator"/> this
/// method will return objects that include the vertex information (and not only the
/// indices).
/// </remarks>
public static IEnumerable<ISegment> EnumerateEdges(Mesh mesh, bool skipSegments = true)
{
foreach (var t in mesh.Triangles)
{
for (int i = 0; i < 3; i++)
{
int nid = t.GetNeighborID(i);
if ((t.ID < nid) || (nid < 0))
{
var s = t.GetSegment(i);
if (skipSegments && s == null)
{
// Since segments will be processed separately, don't
// include them in the enumeration.
yield return new Segment(
t.GetVertex((i + 1) % 3),
t.GetVertex((i + 2) % 3));
}
else
{
if (s == null)
{
yield return new Segment(
t.GetVertex((i + 1) % 3),
t.GetVertex((i + 2) % 3));
}
else
{
yield return s;
}
}
}
}
}
}
}
}
Triangle.NET/Triangle.Rendering/Text/EpsDocument.cs
+21 -10
View File
@@ -39,10 +39,25 @@ namespace TriangleNet.Rendering.Text
DefaultPointSize = 1;
}
//public void Append(string ps)
//{
// _w.WriteLine(ps);
//}
public void AddComment(string comment, int line = 1)
{
for (int i = 0; i < line; i++)
{
_w.WriteLine("%");
}
var t = comment.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries );
for (int i = 0; i < t.Length; i++)
{
_w.WriteLine("% " + t[i]);
}
for (int i = 0; i < line; i++)
{
_w.WriteLine("%");
}
}
public void DrawPoint(Point p)
{
@@ -114,13 +129,11 @@ namespace TriangleNet.Rendering.Text
_w.WriteLine("%%Document-Fonts: Times-Roman");
_w.WriteLine("%%LanguageLevel: 3");
_w.WriteLine("%%EndComments");
_w.WriteLine("%%BeginProlog");
_w.WriteLine("/inch {72 mul} def");
_w.WriteLine("%%EndProlog");
_w.WriteLine("%%Page: 1 1");
_w.WriteLine("save");
// Define points.
_w.WriteLine("% Define points.");
_w.WriteLine("/P {");
_w.WriteLine("2 dict begin");
_w.WriteLine("/y exch def");
@@ -132,6 +145,7 @@ namespace TriangleNet.Rendering.Text
_w.WriteLine("} def");
// Define lines.
_w.WriteLine("% Define lines.");
_w.WriteLine("/L {");
_w.WriteLine("2 dict begin");
_w.WriteLine("/y2 exch def");
@@ -149,9 +163,6 @@ namespace TriangleNet.Rendering.Text
{
_w.WriteLine("%");
_w.WriteLine("restore showpage");
_w.WriteLine("%");
_w.WriteLine("% End of page.");
_w.WriteLine("%");
_w.WriteLine("%%Trailer");
_w.WriteLine("%%EOF");
}
Triangle.NET/Triangle.Rendering/Text/EpsImage.cs
+4 -144
View File
@@ -8,7 +8,6 @@
namespace TriangleNet.Rendering.Text
{
using System;
using System.Collections.Generic;
using System.IO;
using TriangleNet;
using TriangleNet.Geometry;
@@ -23,14 +22,12 @@ namespace TriangleNet.Rendering.Text
public class EpsImage
{
// EPS page metrics
PageSize ps = new PageSize(36, 126, 576, 666);
PageSize clip = new PageSize(18, 108, 594, 684);
// Mesh metrics
double x_max, x_min;
double y_max, y_min;
//double x_scale, y_scale;
// TODO: use color manager
private static Color ColorPoints = Color.FromArgb(0, 100, 0);
@@ -76,14 +73,16 @@ namespace TriangleNet.Rendering.Text
eps.SetClip(GetRectangle(clip));
// Draw edges.
eps.AddComment("Draw edges.");
eps.SetStroke(0.4f, ColorLines);
foreach (var e in EnumerateEdges(mesh))
foreach (var e in EdgeIterator.EnumerateEdges(mesh))
{
eps.DrawLine(Transform(e.GetVertex(0)), Transform(e.GetVertex(1)));
}
// Draw Segments.
eps.AddComment("Draw Segments.");
eps.SetStroke(0.8f, ColorSegments);
foreach (var s in mesh.Segments)
@@ -92,6 +91,7 @@ namespace TriangleNet.Rendering.Text
}
// Draw points.
eps.AddComment("Draw points.");
eps.SetColor(ColorPoints);
foreach (var node in mesh.Vertices)
@@ -101,125 +101,6 @@ namespace TriangleNet.Rendering.Text
}
}
/*
private void DrawTitle(EpsDocument eps)
{
var buffer = new StringBuilder();
buffer.AppendLine("%");
buffer.AppendLine("% Set the RGB color to black.");
buffer.AppendLine("%");
buffer.AppendLine("0.000 0.000 0.000 setrgbcolor");
buffer.AppendLine("%");
buffer.AppendLine("% Set the font and its size.");
buffer.AppendLine("%");
buffer.AppendLine("/Times-Roman findfont");
buffer.AppendLine("0.50 inch scalefont");
buffer.AppendLine("setfont");
buffer.AppendLine("%");
buffer.AppendLine("% Print a title.");
buffer.AppendLine("%");
buffer.AppendLine("%210 702 moveto");
buffer.AppendLine("%(Triangulation) show");
}
private void DrawPointLabels(StreamWriter eps, Mesh mesh)
{
int n = mesh.Vertices.Count;
IntPoint p;
StringBuilder labels = new StringBuilder();
foreach (var node in mesh.Vertices)
{
p = Transform(node);
labels.AppendFormat(" {0} {1} moveto ({2}) show", p.X, p.Y + 5, node.ID);
labels.AppendLine();
}
eps.WriteLine("%");
eps.WriteLine("% Label the nodes.");
eps.WriteLine("%");
eps.WriteLine("% Set the RGB color to darker blue.");
eps.WriteLine("%");
eps.WriteLine("0.000 0.250 0.850 setrgbcolor");
eps.WriteLine("/Times-Roman findfont");
eps.WriteLine("0.20 inch scalefont");
eps.WriteLine("setfont");
eps.WriteLine("%");
eps.WriteLine(labels.ToString());
}
private void DrawTriangles(StreamWriter eps, Mesh mesh, bool label)
{
eps.WriteLine("%");
eps.WriteLine("% Set the triangle line color and width.");
eps.WriteLine("%");
eps.WriteLine("0.6 0.6 0.6 setrgbcolor");
eps.WriteLine("0.5 setlinewidth");
eps.WriteLine("%");
eps.WriteLine("% Draw the triangles.");
eps.WriteLine("%");
IntPoint a, b, c;
foreach (var t in mesh.Triangles)
{
a = Transform(t.GetVertex(0));
b = Transform(t.GetVertex(1));
c = Transform(t.GetVertex(2));
eps.WriteLine("newpath");
eps.WriteLine(" {0} {1} moveto", a.X, a.Y);
eps.WriteLine(" {0} {1} lineto", b.X, b.Y);
eps.WriteLine(" {0} {1} lineto", c.X, c.Y);
eps.WriteLine(" {0} {1} lineto", a.X, a.Y);
eps.WriteLine("stroke");
}
}
private void DrawTriangleLabels(StreamWriter eps, Mesh mesh)
{
var labels = new StringBuilder();
IntPoint a, b, c;
foreach (var t in mesh.Triangles)
{
a = Transform(t.GetVertex(0));
b = Transform(t.GetVertex(1));
c = Transform(t.GetVertex(2));
eps.WriteLine("newpath");
a = Transform((a.X + b.X + c.X) / 3.0, (a.Y + b.Y + c.Y) / 3.0);
labels.AppendFormat(" {0} {1} moveto ({2}) show", a.X, a.Y, t.ID);
labels.AppendLine();
eps.WriteLine("stroke");
}
eps.WriteLine("%");
eps.WriteLine("% Label the triangles.");
eps.WriteLine("%");
eps.WriteLine("% Set the RGB color to darker red.");
eps.WriteLine("%");
eps.WriteLine("0.950 0.250 0.150 setrgbcolor");
eps.WriteLine("/Times-Roman findfont");
eps.WriteLine("0.20 inch scalefont");
eps.WriteLine("setfont");
eps.WriteLine("%");
eps.WriteLine(labels.ToString());
}
//*/
private IntRectangle GetRectangle(PageSize size)
{
return new IntRectangle((int)size.X, (int)size.Y, (int)size.Width, (int)size.Height);
@@ -272,26 +153,5 @@ namespace TriangleNet.Rendering.Text
clip.Expand(0, -delta);
}
}
public IEnumerable<ISegment> EnumerateEdges(Mesh mesh, bool segments = false)
{
foreach (var t in mesh.Triangles)
{
for (int i = 0; i < 3; i++)
{
int nid = t.GetNeighborID(i);
if ((t.ID < nid) || (nid < 0))
{
if (segments || t.GetSegment(i) == null)
{
yield return new Segment(
t.GetVertex((i + 1) % 3),
t.GetVertex((i + 2) % 3));
}
}
}
}
}
}
}
Triangle.NET/Triangle.Rendering/Text/SvgImage.cs
+74 -19
View File
@@ -17,6 +17,9 @@ namespace TriangleNet.Rendering.Text
/// </summary>
public class SvgImage
{
// Iterations to insert a linebreak in SVG path.
private const int LINEBREAK_COUNT = 10;
float scale = 1f;
/// <summary>
@@ -57,12 +60,13 @@ namespace TriangleNet.Rendering.Text
using (var svg = new FormattingStreamWriter(filename))
{
svg.WriteLine("<svg version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\"");
svg.WriteLine(" width=\"{0}px\" height=\"{1}px\"", width, height);
svg.WriteLine(" viewBox=\"0 0 {0} {1}\">", width, height);
svg.WriteLine("\twidth=\"{0}px\" height=\"{1}px\"", width, height);
svg.WriteLine("\tviewBox=\"0 0 {0} {1}\">", width, height);
svg.WriteLine("<g transform=\"translate({0}, {1}) scale(1,-1)\">", x_offset, y_offset);
DrawTriangles(svg, mesh, false);
//DrawEdges(svg, mesh);
DrawSegments(svg, mesh);
@@ -76,13 +80,15 @@ namespace TriangleNet.Rendering.Text
private void DrawTriangles(StreamWriter svg, Mesh mesh, bool label)
{
svg.Write(" <path d=\"");
svg.Write("\t<path d=\"");
StringBuilder labels = new StringBuilder();
Vertex v1, v2, v3;
double x1, y1, x2, y2, x3, y3, xa, ya;
int i = 1;
foreach (var tri in mesh.Triangles)
{
v1 = tri.GetVertex(0);
@@ -99,6 +105,14 @@ namespace TriangleNet.Rendering.Text
svg.Write("M {0:0.#},{1:0.#} L {2:0.#},{3:0.#} {4:0.#},{5:0.#} Z ",
x1, y1, x2, y2, x3, y3);
if (i % LINEBREAK_COUNT == 0)
{
svg.WriteLine();
svg.Write("\t");
}
i++;
if (label)
{
xa = (x1 + x2 + x3) / 3.0;
@@ -108,28 +122,65 @@ namespace TriangleNet.Rendering.Text
xa, ya, tri.ID);
labels.AppendLine();
}
}
svg.WriteLine("\" style=\"stroke:#969696; fill:none; stroke-linejoin:bevel;\"/>");
svg.WriteLine("\" style=\"stroke:#c2c2c2; fill:none; stroke-linejoin:bevel;\"/>");
// Label the triangles.
if (label)
{
svg.WriteLine(" <g font-family=\"Verdana\" font-size=\"11\" fill=\"black\">");
svg.WriteLine("\t<g font-family=\"Verdana\" font-size=\"11\" fill=\"black\">");
svg.Write(labels.ToString());
svg.WriteLine(" <g/>");
svg.WriteLine("\t<g/>");
}
}
private void DrawEdges(StreamWriter svg, Mesh mesh)
{
svg.Write("\t<path d=\"");
StringBuilder labels = new StringBuilder();
Vertex v1, v2;
double x1, y1, x2, y2;
int i = 1;
foreach (var e in EdgeIterator.EnumerateEdges(mesh))
{
v1 = e.GetVertex(0);
v2 = e.GetVertex(1);
x1 = scale * v1.X;
y1 = scale * v1.Y;
x2 = scale * v2.X;
y2 = scale * v2.Y;
svg.Write("M {0:0.#},{1:0.#} L {2:0.#},{3:0.#} ",
x1, y1, x2, y2);
if (i % LINEBREAK_COUNT == 0)
{
svg.WriteLine();
svg.Write("\t");
}
i++;
}
svg.WriteLine("\" style=\"stroke:#c2c2c2; fill:none; stroke-linejoin:bevel;\"/>");
}
private void DrawSegments(StreamWriter svg, Mesh mesh)
{
svg.Write(" <path d=\"");
svg.Write("\t<path d=\"");
StringBuilder labels = new StringBuilder();
double x1, y1, x2, y2;
int i = 1;
foreach (var seg in mesh.Segments)
{
x1 = scale * seg.GetVertex(0).X;
@@ -139,6 +190,14 @@ namespace TriangleNet.Rendering.Text
svg.Write("M {0:0.#},{1:0.#} L {2:0.#},{3:0.#} ",
x1, y1, x2, y2);
if (i % LINEBREAK_COUNT == 0)
{
svg.WriteLine();
svg.Write("\t");
}
i++;
}
svg.WriteLine("\" style=\"stroke:#4682B4; fill:none; stroke-linejoin:bevel; stroke-width:2px;\"/>");
@@ -148,22 +207,18 @@ namespace TriangleNet.Rendering.Text
{
int n = mesh.Vertices.Count;
int circle_size = 1;
float circle_size = 1.5f;
if (n < 100)
{
circle_size = 4;
}
else if (n < 500)
{
circle_size = 3;
}
else if (n < 1000)
else if (n < 500)
{
circle_size = 2;
}
svg.WriteLine(" <g style=\"fill: #006400\">");
svg.WriteLine("\t<g style=\"fill: #006400\">");
double x, y;
@@ -174,7 +229,7 @@ namespace TriangleNet.Rendering.Text
x = scale * node.X;
y = scale * node.Y;
svg.WriteLine(" <circle cx=\"{0:0.#}\" cy=\"{1:0.#}\" r=\"{2:0.#}\" />",
svg.WriteLine("\t\t<circle cx=\"{0:0.#}\" cy=\"{1:0.#}\" r=\"{2:0.#}\" />",
x, y, circle_size);
if (label)
@@ -185,14 +240,14 @@ namespace TriangleNet.Rendering.Text
}
}
svg.WriteLine(" </g>");
svg.WriteLine("\t</g>");
// Label the nodes.
if (label)
{
svg.WriteLine(" <g font-family=\"Verdana\" font-size=\"11\" fill=\"black\">");
svg.WriteLine("\t<g font-family=\"Verdana\" font-size=\"11\" fill=\"black\">");
svg.Write(labels.ToString());
svg.WriteLine(" <g/>");
svg.WriteLine("\t<g/>");
}
}
}
Triangle.NET/Triangle.Rendering/Triangle.Rendering.csproj
+1
View File
@@ -70,6 +70,7 @@
<Compile Include="RenderContext.cs" />
<Compile Include="RenderLayer.cs" />
<Compile Include="RenderManager.cs" />
<Compile Include="Text\EdgeIterator.cs" />
<Compile Include="Text\EpsDocument.cs" />
<Compile Include="Text\EpsImage.cs" />
<Compile Include="Text\FormattingStreamWriter.cs" />