ebiten/example/keyboard/main.go
2015-01-07 04:27:57 +09:00

60 lines
1.7 KiB
Go

// Copyright 2015 Hajime Hoshi
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"github.com/hajimehoshi/ebiten"
"github.com/hajimehoshi/ebiten/ebitenutil"
"log"
"strconv"
"strings"
)
const (
screenWidth = 320
screenHeight = 240
)
// TODO: Add Key.String()
var keys = []ebiten.Key{
ebiten.Key0, ebiten.Key1, ebiten.Key2, ebiten.Key3, ebiten.Key4,
ebiten.Key5, ebiten.Key6, ebiten.Key7, ebiten.Key8, ebiten.Key9,
ebiten.KeyA, ebiten.KeyB, ebiten.KeyC, ebiten.KeyD, ebiten.KeyE,
ebiten.KeyF, ebiten.KeyG, ebiten.KeyH, ebiten.KeyI, ebiten.KeyJ,
ebiten.KeyK, ebiten.KeyL, ebiten.KeyM, ebiten.KeyN, ebiten.KeyO,
ebiten.KeyP, ebiten.KeyQ, ebiten.KeyR, ebiten.KeyS, ebiten.KeyT,
ebiten.KeyU, ebiten.KeyV, ebiten.KeyW, ebiten.KeyX, ebiten.KeyY,
ebiten.KeyZ,
}
func update(screen *ebiten.Image) error {
pressed := []string{}
for _, key := range keys {
if ebiten.IsKeyPressed(key) {
pressed = append(pressed, strconv.Itoa(int(key)))
}
}
str := "Pressed Keys: " + strings.Join(pressed, ",")
ebitenutil.DebugPrint(screen, str)
return nil
}
func main() {
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Keyboard (Ebiten Demo)"); err != nil {
log.Fatal(err)
}
}