Data commit

Task/Colour-bars-Display/Go/colour-bars-display.go

@@ -0,0 +1,30 @@
+package main
+
+import "github.com/fogleman/gg"
+
+var colors = [8]string{
+    "000000", // black
+    "FF0000", // red
+    "00FF00", // green
+    "0000FF", // blue
+    "FF00FF", // magenta
+    "00FFFF", // cyan
+    "FFFF00", // yellow
+    "FFFFFF", // white
+}
+
+func drawBars(dc *gg.Context) {
+    w := float64(dc.Width() / len(colors))
+    h := float64(dc.Height())
+    for i := range colors {
+        dc.SetHexColor(colors[i])
+        dc.DrawRectangle(w*float64(i), 0, w, h)
+        dc.Fill()
+    }
+}
+
+func main() {
+    dc := gg.NewContext(400, 400)
+    drawBars(dc)
+    dc.SavePNG("color_bars.png")
+}