rename: bouncing ball

18-project-bouncing-ball/01-draw-the-board/main.go

@@ -0,0 +1,52 @@
+// For more tutorials: https://blog.learngoprogramming.com
+//
+// Copyright © 2018 Inanc Gumus
+// Learn Go Programming Course
+// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
+//
+
+package main
+
+import (
+	"fmt"
+)
+
+func main() {
+	const (
+		width  = 50
+		height = 10
+
+		cellEmpty = ' '
+		cellBall  = '⚾'
+	)
+
+	var cell rune // current cell (for caching)
+
+	// create the board
+	board := make([][]bool, width)
+	for row := range board {
+		board[row] = make([]bool, height)
+	}
+
+	// draw a smiley
+	board[12][2] = true
+	board[16][2] = true
+	board[14][4] = true
+	board[10][6] = true
+	board[18][6] = true
+	board[12][7] = true
+	board[14][7] = true
+	board[16][7] = true
+
+	// print the board directly to the console
+	for y := range board[0] {
+		for x := range board {
+			cell = cellEmpty
+			if board[x][y] {
+				cell = cellBall
+			}
+			fmt.Print(string(cell), " ")
+		}
+		fmt.Println()
+	}
+}