static void DrawGraphLayout()
{
var graph = new Graph("graph");
graph.AddEdge("A", "B");
graph.AddEdge("B", "C");
graph.AddEdge("A", "C").Attr.Color = Color.Green;
graph.FindNode("A").Attr.FillColor = Color.Magenta;
graph.FindNode("B").Attr.FillColor = Color.MistyRose;
var c = graph.FindNode("C");
c.Attr.FillColor = Color.PaleGreen;
c.Attr.Shape = Shape.Diamond;
graph.Attr.LayerDirection = LayerDirection.BT;
var renderer = new GraphRenderer(graph);
renderer.CalculateLayout();
int width = 1400;
int height = 200;
var bitmap = new System.Drawing.Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
renderer.Render(bitmap);
bitmap.Save("graph.bmp");
}
/// <summary>
/// Render the graph to an image
/// </summary>
/// <param name="graph">The graph to be rendered</param>
/// <param name="width">Width of the image. Will be calculated relatively if not provided</param>
/// <param name="height">Height of the image. Will be calculated relatively if not provided</param>
/// <returns>The rendered Bitmap</returns>
public static Bitmap RenderImage(this Graph graph, int width = -1, int height = -1)
{
var renderer = new GraphRenderer(graph);
renderer.CalculateLayout();
if (width == -1 && height == -1)
{
width = (int)(Math.Sqrt(graph.NodeCount)) * 150;
}
else if (width != -1 && height != -1)
{
if (width / height > graph.Width / graph.Height)
{
height = -1;
}
else
{
width = -1;
}
}
if (width == -1)
{
width = (int)Math.Round(graph.Width / graph.Height * height);
}
else
{
height = (int)Math.Round(graph.Height / graph.Width * width);
}
var image = new Bitmap(width, height);
renderer.Render(image);
return(image);
}
public void SaveGraphToFile(FeatherVaneGraph data, int width, int height, string filename)
{
Graph gleeGraph = CreateGraph(data);
var renderer = new GraphRenderer(gleeGraph);
renderer.CalculateLayout();
var bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);
renderer.Render(bitmap);
bitmap.Save(filename, ImageFormat.Png);
}
public void SaveGraphToFile(StateMachineGraphData data, int width, int height, string filename)
{
Graph gleeGraph = CreateGraph(data);
var renderer = new GraphRenderer(gleeGraph);
renderer.CalculateLayout();
var bitmap = new Bitmap(width, height, PixelFormat.Format32bppArgb);
renderer.Render(bitmap);
Trace.WriteLine("Saving graph to " + filename);
bitmap.Save(filename, ImageFormat.Png);
}
private void DrawPreviewAutomata()
{
if (WindowState == FormWindowState.Minimized)
{
return;
}
var graph = new AutomataGraph(Automata);
try
{
if (SourceStateIdComboBox.SelectedIndex == -1 || TargetStateIdComboBox.SelectedIndex == -1)
{
return;
}
var sourceDrawingState = graph.FindNode(SourceStateIdComboBox.SelectedItem as string) as State;
var targetDrawingState = graph.FindNode(TargetStateIdComboBox.SelectedItem as string) as State;
var transition = ConstructTransition(sourceDrawingState.LogicState.Id, targetDrawingState.LogicState.Id);
var edge = new Edge(sourceDrawingState, targetDrawingState, transition);
graph.SetupEdge(edge);
edge.Attr.Color = edge.Label.FontColor = MsaglColor.Blue;
graph.AddPrecalculatedEdge(edge);
ErrorLabel.Text = "";
}
catch
{
ErrorLabel.Text = "A megadott szimbólum nem elérhető az ábécében!";
}
var renderer = new GraphRenderer(graph);
renderer.CalculateLayout();
using (var graphics = DrawPanel.CreateGraphics())
{
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphics.TextRenderingHint = TextRenderingHint.AntiAliasGridFit;
graphics.CompositingQuality = CompositingQuality.HighQuality;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
renderer.Render(graphics, 0, 0, DrawPanel.Width, DrawPanel.Height);
}
}
static void DrawGraphLayout(CspModel model)
{
var graph = new Graph();
var createdEdges = new List <string>();
//graph.Directed = true;
graph.Attr.SimpleStretch = false;
//graph.LayoutAlgorithmSettings.PackingMethod = Microsoft.Msagl.Core.Layout.PackingMethod.Compact;
//graph.LayoutAlgorithmSettings.EdgeRoutingSettings.Padding = 10;
foreach (var variable in model.Variables)
{
var n = graph.AddNode($"{variable.Name}={variable.Value}");
if (variable.Value == -1)
{
n.Attr.FillColor = Color.Yellow;
}
n.Attr.Shape = Shape.Box;
foreach (var constraint in model.Constraints.Where(c => c.GetVariables().Any(v => v.GetVariable().Name == variable.Name)))
{
graph.AddNode(constraint.ToString());
graph.AddEdge(variable.Name + "=" + variable.Value, constraint.ToString());
foreach (var target in constraint.GetVariables())
{
if (target.GetVariable().Name != variable.Name)
{
if (!createdEdges.Contains(constraint.ToString() + "->" + target.GetVariable().Name))
{
graph.AddNode(target.GetVariable().Name + "=" + target.GetVariable().Value);
graph.AddEdge(constraint.ToString(), target.GetVariable().Name + "=" + target.GetVariable().Value);
createdEdges.Add(constraint.ToString() + "->" + target.GetVariable().Name);
}
}
}
}
}
graph.CreateGeometryGraph();
var renderer = new GraphRenderer(graph);
int width = 600;
int height = 600;
var bitmap = new System.Drawing.Bitmap(width, height, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
renderer.CalculateLayout();
renderer.Render(bitmap);
bitmap.Save("graph.bmp");
}
private void _saveImage_Click(object sender, EventArgs e)
{
saveFileDialog.Title = "Save As";
saveFileDialog.Filter = "PNG (*.png)|*.png";
saveFileDialog.DefaultExt = ".png";
saveFileDialog.FileName = Regex.Replace(_grapher.Name, @"\.[^.]*$", ".png");
if (saveFileDialog.ShowDialog() == DialogResult.OK)
{
if (viewer.Graph != null)
{
GraphRenderer renderer = new GraphRenderer(viewer.Graph);
renderer.CalculateLayout();
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap((int)viewer.GraphWidth,
(int)viewer.GraphHeight);
renderer.Render(bitmap);
bitmap.Save(saveFileDialog.FileName, System.Drawing.Imaging.ImageFormat.Png);
toolStripProgressBar.Visible = false;
}
}
}
public static void saveGleeGraphAsImage(String sPathToImage, Graph gGraph)
{
//String sImagePath = config.getTempFileNameInO2TempDirectory() + ".png";// System.IO.Path.Combine(DI.config.O2TempDir, "test.png");
// Saving map
var grGraphRendere = new GraphRenderer(gGraph);
int iWidth = 1024;
int iHeight = 1024;
grGraphRendere.CalculateLayout();
iWidth = (int) gGraph.Width;
iHeight = (int) gGraph.Height;
// DI.log.debug("Width: {0} , Height: {1}", iWidth.ToString(), iHeight.ToString());
//Bitmap bitmap = new Bitmap(width, (int)(gGraph.Height * (width / gGraph.Width)),System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
var bitmap = new Bitmap(iWidth, iHeight, PixelFormat.Format32bppPArgb);
grGraphRendere.Render(bitmap);
bitmap.Save(sPathToImage);
// DI.log.debug("GLEE graph saved as bitmap image to: {0}", sPathToImage);
}
