Initial maze solver

internal/outputmaze/outputmaze.go

@@ -0,0 +1,50 @@
+package outputmaze
+
+import (
+	"errors"
+	"image"
+	"image/color"
+	"image/png"
+	getMaze "mazesolver/internal/getmaze"
+	"os"
+)
+
+func EditMaze(points []getMaze.Point, oldPath, newPath string) (string, error) {
+    imagereader, err := os.Open(oldPath)
+    if err != nil {
+        return "", err
+    }
+
+    image, err := png.Decode(imagereader)
+    if err != nil {
+        return "", err
+    }
+
+    for _, v := range points {
+        updateColor(image, v, color.RGBA{0, 255, 0, 255})
+    }
+
+    f, err := os.Create(newPath)
+    if err != nil {
+        return "", err
+    }
+    png.Encode(f, image)
+    return newPath, nil
+}
+
+type Changeable interface {
+    Set(x, y int, c color.Color)
+}
+
+func updateColor(image image.Image, p getMaze.Point, color color.Color) error {
+    for i := p.Y * 10; i < p.Y * 10 + 10; i++ {
+        for ii := p.X * 10; ii < p.X * 10 + 10; ii++ {
+            if cimg, ok := image.(Changeable); ok {
+                cimg.Set(ii, i, color)
+            } else {
+                return errors.New("Image not changeable")
+            }
+        }
+    }
+    return nil
+}