69 lines
1.3 KiB
Go
69 lines
1.3 KiB
Go
// 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"
|
|
"time"
|
|
|
|
"github.com/inancgumus/screen"
|
|
)
|
|
|
|
const (
|
|
width = 25
|
|
height = 8
|
|
|
|
maxFrames = 1200
|
|
)
|
|
|
|
func main() {
|
|
// -------------------------------------------------
|
|
// CREATE THE BOARD
|
|
// -------------------------------------------------
|
|
board := make([][]bool, width)
|
|
for row := range board {
|
|
board[row] = make([]bool, height)
|
|
}
|
|
|
|
var X, Y int // ball positions
|
|
|
|
screen.Clear()
|
|
|
|
for i := 0; i < maxFrames; i++ {
|
|
// -------------------------------------------------
|
|
// PUT THE BALL
|
|
// -------------------------------------------------
|
|
board[X][Y] = true
|
|
|
|
// -------------------------------------------------
|
|
// DRAW THE BOARD
|
|
// -------------------------------------------------
|
|
var (
|
|
buf = make([]rune, 0, width*height)
|
|
ball rune
|
|
)
|
|
|
|
for y := range board[0] {
|
|
for x := range board {
|
|
ball = '🎱'
|
|
if board[x][y] {
|
|
ball = '🎾'
|
|
}
|
|
buf = append(buf, ball, ' ')
|
|
}
|
|
buf = append(buf, '\n')
|
|
}
|
|
|
|
screen.MoveTopLeft()
|
|
fmt.Print(string(buf))
|
|
|
|
// draw after a while: slows down the animation
|
|
time.Sleep(time.Second / 20)
|
|
}
|
|
}
|