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examples/flappy: Use A/B buttons for the standard gamepad layout

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Also this change limits the available keys.
This commit is contained in:
Hajime Hoshi 2021-07-20 19:49:43 +09:00
parent 984275d0a0
commit c54418c3e4
1 changed files with 19 additions and 19 deletions
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38
examples/flappy/main.go
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@ -177,7 +177,6 @@ type Game struct {
gameoverCount int gameoverCount int
keys []ebiten.Key
touchIDs []ebiten.TouchID touchIDs []ebiten.TouchID
gamepadIDs []ebiten.GamepadID gamepadIDs []ebiten.GamepadID
} }
@ -199,18 +198,8 @@ func (g *Game) init() {
} }
} }
func (g *Game) isAnyKeyJustPressed() bool { func (g *Game) isKeyJustPressed() bool {
g.keys = inpututil.AppendPressedKeys(g.keys[:0]) if inpututil.IsKeyJustPressed(ebiten.KeySpace) {
for _, k := range g.keys {
if inpututil.IsKeyJustPressed(k) {
return true
}
}
return false
}
func (g *Game) jump() bool {
if g.isAnyKeyJustPressed() {
return true return true
} }
if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft) { if inpututil.IsMouseButtonJustPressed(ebiten.MouseButtonLeft) {
@ -222,8 +211,19 @@ func (g *Game) jump() bool {
} }
g.gamepadIDs = ebiten.AppendGamepadIDs(g.gamepadIDs[:0]) g.gamepadIDs = ebiten.AppendGamepadIDs(g.gamepadIDs[:0])
for _, g := range g.gamepadIDs { for _, g := range g.gamepadIDs {
for i := 0; i < ebiten.GamepadButtonNum(g); i++ { if ebiten.IsStandardGamepadLayoutAvailable(g) {
if inpututil.IsGamepadButtonJustPressed(g, ebiten.GamepadButton(i)) { if inpututil.IsStandardGamepadButtonJustPressed(g, ebiten.StandardGamepadButtonRightBottom) {
return true
}
if inpututil.IsStandardGamepadButtonJustPressed(g, ebiten.StandardGamepadButtonRightRight) {
return true
}
} else {
// The button 0/1 might not be A/B buttons.
if inpututil.IsGamepadButtonJustPressed(g, ebiten.GamepadButton0) {
return true
}
if inpututil.IsGamepadButtonJustPressed(g, ebiten.GamepadButton1) {
return true return true
} }
} }
@ -238,13 +238,13 @@ func (g *Game) Layout(outsideWidth, outsideHeight int) (int, int) {
func (g *Game) Update() error { func (g *Game) Update() error {
switch g.mode { switch g.mode {
case ModeTitle: case ModeTitle:
if g.jump() { if g.isKeyJustPressed() {
g.mode = ModeGame g.mode = ModeGame
} }
case ModeGame: case ModeGame:
g.x16 += 32 g.x16 += 32
g.cameraX += 2 g.cameraX += 2
if g.jump() { if g.isKeyJustPressed() {
g.vy16 = -96 g.vy16 = -96
jumpPlayer.Rewind() jumpPlayer.Rewind()
jumpPlayer.Play() jumpPlayer.Play()
@ -267,7 +267,7 @@ func (g *Game) Update() error {
if g.gameoverCount > 0 { if g.gameoverCount > 0 {
g.gameoverCount-- g.gameoverCount--
} }
if g.gameoverCount == 0 && g.jump() { if g.gameoverCount == 0 && g.isKeyJustPressed() {
g.init() g.init()
g.mode = ModeTitle g.mode = ModeTitle
} }
@ -286,7 +286,7 @@ func (g *Game) Draw(screen *ebiten.Image) {
switch g.mode { switch g.mode {
case ModeTitle: case ModeTitle:
titleTexts = []string{"FLAPPY GOPHER"} titleTexts = []string{"FLAPPY GOPHER"}
texts = []string{"", "", "", "", "", "", "", "PRESS ANY KEY OR BUTTON", "", "OR TOUCH SCREEN"} texts = []string{"", "", "", "", "", "", "", "PRESS SPACE KEY", "", "OR A/B BUTTON", "", "OR TOUCH SCREEN"}
case ModeGameOver: case ModeGameOver:
texts = []string{"", "GAME OVER!"} texts = []string{"", "GAME OVER!"}
} }