"Try": draw a few lattice images and draw a few lattice images.

"Try": draw a few lattice images and draw a few lattice images.

This article is a personal attempt. The ultimate goal is to store offline data for Dot Matrix images.

This article only includes code for generating dot matrix images, not reading dot matrix images.

 

1 class Program 2 {3 static void Main (string [] args) 4 {5 6 int xp = 200; 7 int yp = 55; 8 9 for (int s = 3; s <8; s ++) 10 {11 int width = xp * s + (xp-1); 12 int height = yp * s + (yp-1 ); 13 14 using (Bitmap bitmap = new Bitmap (width, height) 15 {16 using (Graphics g = Graphics. fromImage (bitmap) 17 {18g. clear (Color. white); 19 20 for (int x = 0; x <xp; x ++) 21 for (int y = 0; y <yp; y ++) 22 {23 int px = x * (s + 1); 24 int py = y * (s + 1); 25 26 // g. fillRectangle (new SolidBrush (RandomColor (), px, py, s, s); 27g. fillPath (new SolidBrush (RandomColor (), GraphicsPath (px, py, s, s); 28} 29} 30 bitmap. save (@ "D: \" + s + ". png ", ImageFormat. png); 31} 32} 33 34 35} 36 37 38 public static Color RandomColor () 39 {40 int r = new Random (Guid. newGuid (). getHashCode ()). next (2); 41 int g = new Random (Guid. newGuid (). getHashCode ()). next (2); 42 int B = new Random (Guid. newGuid (). getHashCode ()). next (2); 43 44 return Color. fromArgb (r * 255, g * 255, B * 255); 45} 46 47 public static GraphicsPath (int px, int py, int pw, int ph) 48 {49 GraphicsPath path = new GraphicsPath (); 50 path. startFigure (); 51 path. addLines (new Point [] {52 new Point (px + 1, py), 53 new Point (px + pw-1, py), 54 new Point (px + pw, py + 1), 55 new Point (px + pw, py + ph-2), 56 new Point (px + pw-2, py + ph), 57 new Point (px + 1, py + ph), 58 new Point (px, py + ph-2), 59 new Point (px, py + 1) 60}); 61 62 63 64 // path. addArc (new Rectangle (new Point (rect. x, rect. y), new Size (2 * cRadius, 2 * cRadius), 180, 90); 65 // path. addLine (new Point (rect. X + cRadius, rect. y), new Point (rect. right-cRadius, rect. y); 66 // path. addArc (new Rectangle (new Point (rect. right-2 * cRadius, rect. y), new Size (2 * cRadius, 2 * cRadius), 270, 90); 67 // path. addLine (new Point (rect. right, rect. Y + cRadius), new Point (rect. right, rect. bottom-cRadius); 68 // path. addArc (new Rectangle (new Point (rect. right-2 * cRadius, rect. bottom-2 * cRadius), new Size (2 * cRadius, 2 * cRadius), 0, 90); 69 // path. addLine (new Point (rect. right-cRadius, rect. bottom), new Point (rect. X + cRadius, rect. bottom); 70 // path. addArc (new Rectangle (new Point (rect. x, rect. bottom-2 * cRadius), new Size (2 * cRadius, 2 * cRadius), 90, 90); 71 // path. addLine (new Point (rect. x, rect. bottom-cRadius), new Point (rect. x, rect. Y + cRadius); 72 path. closeFigure (); 73 return path; 74} 75 76}View Code

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