implimented saving graphs

1 files changed, 10 insertions, 11 deletions

diff --git a/src/CS340.Plotter/TourPlot.cs b/src/CS340.Plotter/TourPlot.cs
index 7c03957..30d0f2a 100644
--- a/src/CS340.Plotter/TourPlot.cs
+++ b/src/CS340.Plotter/TourPlot.cs
@@ -24,7 +24,9 @@ namespace Plotter
 
         public void Render()
         {
-            const int Scaler = 125;
+            const int Scaler = 25;
+            const int PlotSize = 100;
+
             using Bitmap bmp = new(Canvas.Width, Canvas.Height);
             using Graphics gfx = Graphics.FromImage(bmp);
             using Pen pen = new(Color.Black);
@@ -54,6 +56,7 @@ namespace Plotter
                 gfx.DrawString(i.ToString(), gridFont, brush, bottom, stringFormat);
             }
 
+            // iterate through each city and draw line from Location to parent.Location 
             foreach (City city in Tour.Cities.Where(city => city.Parent != -1))
             {
                 City parent = Tour[city.Parent];
@@ -69,27 +72,23 @@ namespace Plotter
             Canvas.Image?.Dispose();
             Canvas.Image = (Bitmap)bmp.Clone();
 
+            // set runtime and weight labels
             RuntimeLabel.Text = String.Format("{0:00}:{1:00}:{2:00}.{3:00}",
                 RunTime.Hours, RunTime.Minutes, RunTime.Seconds, RunTime.Milliseconds / 10);
 
             WeightLabel.Text = Tour.Weight.ToString("F3");
 
+            // helper function to unify the scaling of images
             Point ScaleLocation(Coordinate coordinate)
             {
-                int x = Canvas.Width * (coordinate.X + 12) / Scaler;
-                int y = Canvas.Height * ((coordinate.Y - 100) * -1 + 12) / Scaler;
+                int x = Canvas.Width * (coordinate.X + Scaler / 2) / (Scaler + PlotSize);
+                int y = Canvas.Height * ((coordinate.Y - PlotSize) * -1 + Scaler / 2) / (Scaler + PlotSize);
 
                 return new Point(x, y);
             }
         }
 
-        public void WriteDebug()
-        {
-            Debug.WriteLine(Tour);
-
-            foreach (City city in Tour.Cities)
-                Debug.WriteLine(city.Location);
-        }
-
+        public void Save(string filename) =>
+            Canvas.Image.Save(filename);
     }
 }