mirror of
https://github.com/hajimehoshi/ebiten.git
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examples/keyboard: Refactoring: Use ebiten.Key to get the rect
This commit is contained in:
Hajime Hoshi
parent
9fb25693a3
commit
bf304e6ac8
@ -80,6 +80,68 @@ var keyboardKeys = [][]string{
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{"Left", "Down", "Right"},
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}
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func keyDisplayNameToKey(name string) ebiten.Key {
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switch name {
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case "Esc":
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return ebiten.KeyEscape
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case "Tab":
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return ebiten.KeyTab
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case "Ctrl":
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return ebiten.KeyControl
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case "Shift":
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return ebiten.KeyShift
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case "Alt":
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return ebiten.KeyAlt
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case "Space":
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return ebiten.KeySpace
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case "Up":
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return ebiten.KeyUp
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case "Left":
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return ebiten.KeyLeft
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case "Down":
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return ebiten.KeyDown
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case "Right":
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return ebiten.KeyRight
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case "BS":
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return ebiten.KeyBackspace
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case "Enter":
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return ebiten.KeyEnter
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case "-":
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return ebiten.KeyMinus
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case "=":
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return ebiten.KeyEqual
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case "\\":
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return ebiten.KeyBackslash
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case "`":
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return ebiten.KeyGraveAccent
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case "[":
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return ebiten.KeyLeftBracket
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case "]":
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return ebiten.KeyRightBracket
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case ";":
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return ebiten.KeySemicolon
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case "'":
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return ebiten.KeyApostrophe
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case ",":
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return ebiten.KeyComma
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case ".":
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return ebiten.KeyPeriod
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case "/":
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return ebiten.KeySlash
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}
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if len(name) != 1 {
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panic("not reached: unknown key " + name)
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}
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c := name[0]
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if '0' <= c && c <= '9' {
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return ebiten.Key0 + ebiten.Key(c-'0')
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}
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if 'A' <= c && c <= 'Z' {
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return ebiten.KeyA + ebiten.Key(c-'A')
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}
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panic("not reached: unknown key " + name)
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}
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func drawKey(t *ebiten.Image, name string, x, y, width int) {
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const height = 16
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width--
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@ -129,14 +191,14 @@ func drawKey(t *ebiten.Image, name string, x, y, width int) {
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t.DrawImage(img, op)
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}
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func outputKeyboardImage() (map[string]image.Rectangle, error) {
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keyMap := map[string]image.Rectangle{}
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func outputKeyboardImage() (map[ebiten.Key]image.Rectangle, error) {
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keyMap := map[ebiten.Key]image.Rectangle{}
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img, _ := ebiten.NewImage(320, 240, ebiten.FilterDefault)
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x, y := 0, 0
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for j, line := range keyboardKeys {
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x = 0
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const height = 18
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for i, key := range line {
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for i, keyDisplayName := range line {
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width := 16
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switch j {
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default:
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@ -164,9 +226,10 @@ func outputKeyboardImage() (map[string]image.Rectangle, error) {
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case 6, 7:
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width = 16 * 3
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}
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if key != "" {
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drawKey(img, key, x, y, width)
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if key != " " {
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if keyDisplayName != "" {
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drawKey(img, keyDisplayName, x, y, width)
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if keyDisplayName != " " {
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key := keyDisplayNameToKey(keyDisplayName)
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keyMap[key] = image.Rect(x, y, x+width, y+height)
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}
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}
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@ -206,20 +269,22 @@ package keyboard
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import (
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"image"
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"github.com/hajimehoshi/ebiten"
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)
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var keyboardKeyRects = map[string]image.Rectangle{}
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var keyboardKeyRects = map[ebiten.Key]image.Rectangle{}
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func init() {
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{{range $key, $rect := .KeyRectsMap}} keyboardKeyRects[{{printf "%q" $key}}] = image.Rect({{$rect.Min.X}}, {{$rect.Min.Y}}, {{$rect.Max.X}}, {{$rect.Max.Y}})
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{{range $key, $rect := .KeyRectsMap}} keyboardKeyRects[ebiten.Key{{$key}}] = image.Rect({{$rect.Min.X}}, {{$rect.Min.Y}}, {{$rect.Max.X}}, {{$rect.Max.Y}})
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{{end}}}
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func KeyRect(name string) (image.Rectangle, bool) {
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r, ok := keyboardKeyRects[name]
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func KeyRect(key ebiten.Key) (image.Rectangle, bool) {
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r, ok := keyboardKeyRects[key]
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return r, ok
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}`
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func outputKeyRectsGo(k map[string]image.Rectangle) error {
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func outputKeyRectsGo(k map[ebiten.Key]image.Rectangle) error {
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license, err := internal.LicenseComment()
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if err != nil {
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return err
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@ -245,7 +310,7 @@ func outputKeyRectsGo(k map[string]image.Rectangle) error {
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var regularTermination = errors.New("regular termination")
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func main() {
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var rects map[string]image.Rectangle
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var rects map[ebiten.Key]image.Rectangle
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if err := ebiten.Run(func(_ *ebiten.Image) error {
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var err error
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rects, err = outputKeyboardImage()
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@ -18,73 +18,75 @@ package keyboard
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import (
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"image"
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"github.com/hajimehoshi/ebiten"
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)
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var keyboardKeyRects = map[string]image.Rectangle{}
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var keyboardKeyRects = map[ebiten.Key]image.Rectangle{}
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func init() {
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keyboardKeyRects["'"] = image.Rect(208, 36, 224, 54)
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keyboardKeyRects[","] = image.Rect(168, 54, 184, 72)
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keyboardKeyRects["-"] = image.Rect(192, 0, 208, 18)
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keyboardKeyRects["."] = image.Rect(184, 54, 200, 72)
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keyboardKeyRects["/"] = image.Rect(200, 54, 216, 72)
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keyboardKeyRects["0"] = image.Rect(176, 0, 192, 18)
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keyboardKeyRects["1"] = image.Rect(32, 0, 48, 18)
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keyboardKeyRects["2"] = image.Rect(48, 0, 64, 18)
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keyboardKeyRects["3"] = image.Rect(64, 0, 80, 18)
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keyboardKeyRects["4"] = image.Rect(80, 0, 96, 18)
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keyboardKeyRects["5"] = image.Rect(96, 0, 112, 18)
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keyboardKeyRects["6"] = image.Rect(112, 0, 128, 18)
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keyboardKeyRects["7"] = image.Rect(128, 0, 144, 18)
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keyboardKeyRects["8"] = image.Rect(144, 0, 160, 18)
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keyboardKeyRects["9"] = image.Rect(160, 0, 176, 18)
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keyboardKeyRects[";"] = image.Rect(192, 36, 208, 54)
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keyboardKeyRects["="] = image.Rect(208, 0, 224, 18)
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keyboardKeyRects["A"] = image.Rect(48, 36, 64, 54)
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keyboardKeyRects["Alt"] = image.Rect(64, 72, 96, 90)
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keyboardKeyRects["B"] = image.Rect(120, 54, 136, 72)
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keyboardKeyRects["BS"] = image.Rect(232, 18, 272, 36)
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keyboardKeyRects["C"] = image.Rect(88, 54, 104, 72)
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keyboardKeyRects["Ctrl"] = image.Rect(0, 36, 48, 54)
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keyboardKeyRects["D"] = image.Rect(80, 36, 96, 54)
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keyboardKeyRects["Down"] = image.Rect(48, 126, 96, 144)
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keyboardKeyRects["E"] = image.Rect(72, 18, 88, 36)
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keyboardKeyRects["Enter"] = image.Rect(224, 36, 272, 54)
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keyboardKeyRects["Esc"] = image.Rect(0, 0, 32, 18)
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keyboardKeyRects["F"] = image.Rect(96, 36, 112, 54)
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keyboardKeyRects["G"] = image.Rect(112, 36, 128, 54)
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keyboardKeyRects["H"] = image.Rect(128, 36, 144, 54)
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keyboardKeyRects["I"] = image.Rect(152, 18, 168, 36)
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keyboardKeyRects["J"] = image.Rect(144, 36, 160, 54)
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keyboardKeyRects["K"] = image.Rect(160, 36, 176, 54)
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keyboardKeyRects["L"] = image.Rect(176, 36, 192, 54)
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keyboardKeyRects["Left"] = image.Rect(0, 126, 48, 144)
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keyboardKeyRects["M"] = image.Rect(152, 54, 168, 72)
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keyboardKeyRects["N"] = image.Rect(136, 54, 152, 72)
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keyboardKeyRects["O"] = image.Rect(168, 18, 184, 36)
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keyboardKeyRects["P"] = image.Rect(184, 18, 200, 36)
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keyboardKeyRects["Q"] = image.Rect(40, 18, 56, 36)
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keyboardKeyRects["R"] = image.Rect(88, 18, 104, 36)
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keyboardKeyRects["Right"] = image.Rect(96, 126, 144, 144)
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keyboardKeyRects["S"] = image.Rect(64, 36, 80, 54)
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keyboardKeyRects["Shift"] = image.Rect(0, 54, 56, 72)
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keyboardKeyRects["Space"] = image.Rect(96, 72, 176, 90)
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keyboardKeyRects["T"] = image.Rect(104, 18, 120, 36)
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keyboardKeyRects["Tab"] = image.Rect(0, 18, 40, 36)
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keyboardKeyRects["U"] = image.Rect(136, 18, 152, 36)
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keyboardKeyRects["Up"] = image.Rect(48, 108, 96, 126)
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keyboardKeyRects["V"] = image.Rect(104, 54, 120, 72)
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keyboardKeyRects["W"] = image.Rect(56, 18, 72, 36)
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keyboardKeyRects["X"] = image.Rect(72, 54, 88, 72)
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keyboardKeyRects["Y"] = image.Rect(120, 18, 136, 36)
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keyboardKeyRects["Z"] = image.Rect(56, 54, 72, 72)
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keyboardKeyRects["["] = image.Rect(200, 18, 216, 36)
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keyboardKeyRects["\\"] = image.Rect(224, 0, 240, 18)
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keyboardKeyRects["]"] = image.Rect(216, 18, 232, 36)
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keyboardKeyRects["`"] = image.Rect(240, 0, 256, 18)
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keyboardKeyRects[ebiten.Key0] = image.Rect(176, 0, 192, 18)
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keyboardKeyRects[ebiten.Key1] = image.Rect(32, 0, 48, 18)
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keyboardKeyRects[ebiten.Key2] = image.Rect(48, 0, 64, 18)
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keyboardKeyRects[ebiten.Key3] = image.Rect(64, 0, 80, 18)
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keyboardKeyRects[ebiten.Key4] = image.Rect(80, 0, 96, 18)
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keyboardKeyRects[ebiten.Key5] = image.Rect(96, 0, 112, 18)
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keyboardKeyRects[ebiten.Key6] = image.Rect(112, 0, 128, 18)
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keyboardKeyRects[ebiten.Key7] = image.Rect(128, 0, 144, 18)
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keyboardKeyRects[ebiten.Key8] = image.Rect(144, 0, 160, 18)
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keyboardKeyRects[ebiten.Key9] = image.Rect(160, 0, 176, 18)
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keyboardKeyRects[ebiten.KeyA] = image.Rect(48, 36, 64, 54)
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keyboardKeyRects[ebiten.KeyB] = image.Rect(120, 54, 136, 72)
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keyboardKeyRects[ebiten.KeyC] = image.Rect(88, 54, 104, 72)
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keyboardKeyRects[ebiten.KeyD] = image.Rect(80, 36, 96, 54)
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keyboardKeyRects[ebiten.KeyE] = image.Rect(72, 18, 88, 36)
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keyboardKeyRects[ebiten.KeyF] = image.Rect(96, 36, 112, 54)
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keyboardKeyRects[ebiten.KeyG] = image.Rect(112, 36, 128, 54)
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keyboardKeyRects[ebiten.KeyH] = image.Rect(128, 36, 144, 54)
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keyboardKeyRects[ebiten.KeyI] = image.Rect(152, 18, 168, 36)
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keyboardKeyRects[ebiten.KeyJ] = image.Rect(144, 36, 160, 54)
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keyboardKeyRects[ebiten.KeyK] = image.Rect(160, 36, 176, 54)
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keyboardKeyRects[ebiten.KeyL] = image.Rect(176, 36, 192, 54)
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keyboardKeyRects[ebiten.KeyM] = image.Rect(152, 54, 168, 72)
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keyboardKeyRects[ebiten.KeyN] = image.Rect(136, 54, 152, 72)
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keyboardKeyRects[ebiten.KeyO] = image.Rect(168, 18, 184, 36)
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keyboardKeyRects[ebiten.KeyP] = image.Rect(184, 18, 200, 36)
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keyboardKeyRects[ebiten.KeyQ] = image.Rect(40, 18, 56, 36)
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keyboardKeyRects[ebiten.KeyR] = image.Rect(88, 18, 104, 36)
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keyboardKeyRects[ebiten.KeyS] = image.Rect(64, 36, 80, 54)
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keyboardKeyRects[ebiten.KeyT] = image.Rect(104, 18, 120, 36)
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keyboardKeyRects[ebiten.KeyU] = image.Rect(136, 18, 152, 36)
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keyboardKeyRects[ebiten.KeyV] = image.Rect(104, 54, 120, 72)
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keyboardKeyRects[ebiten.KeyW] = image.Rect(56, 18, 72, 36)
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keyboardKeyRects[ebiten.KeyX] = image.Rect(72, 54, 88, 72)
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keyboardKeyRects[ebiten.KeyY] = image.Rect(120, 18, 136, 36)
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keyboardKeyRects[ebiten.KeyZ] = image.Rect(56, 54, 72, 72)
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keyboardKeyRects[ebiten.KeyAlt] = image.Rect(64, 72, 96, 90)
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keyboardKeyRects[ebiten.KeyApostrophe] = image.Rect(208, 36, 224, 54)
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keyboardKeyRects[ebiten.KeyBackslash] = image.Rect(224, 0, 240, 18)
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keyboardKeyRects[ebiten.KeyBackspace] = image.Rect(232, 18, 272, 36)
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keyboardKeyRects[ebiten.KeyComma] = image.Rect(168, 54, 184, 72)
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keyboardKeyRects[ebiten.KeyControl] = image.Rect(0, 36, 48, 54)
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keyboardKeyRects[ebiten.KeyDown] = image.Rect(48, 126, 96, 144)
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keyboardKeyRects[ebiten.KeyEnter] = image.Rect(224, 36, 272, 54)
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keyboardKeyRects[ebiten.KeyEqual] = image.Rect(208, 0, 224, 18)
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keyboardKeyRects[ebiten.KeyEscape] = image.Rect(0, 0, 32, 18)
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keyboardKeyRects[ebiten.KeyGraveAccent] = image.Rect(240, 0, 256, 18)
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keyboardKeyRects[ebiten.KeyLeft] = image.Rect(0, 126, 48, 144)
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keyboardKeyRects[ebiten.KeyLeftBracket] = image.Rect(200, 18, 216, 36)
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keyboardKeyRects[ebiten.KeyMinus] = image.Rect(192, 0, 208, 18)
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keyboardKeyRects[ebiten.KeyPeriod] = image.Rect(184, 54, 200, 72)
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keyboardKeyRects[ebiten.KeyRight] = image.Rect(96, 126, 144, 144)
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keyboardKeyRects[ebiten.KeyRightBracket] = image.Rect(216, 18, 232, 36)
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keyboardKeyRects[ebiten.KeySemicolon] = image.Rect(192, 36, 208, 54)
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keyboardKeyRects[ebiten.KeyShift] = image.Rect(0, 54, 56, 72)
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keyboardKeyRects[ebiten.KeySlash] = image.Rect(200, 54, 216, 72)
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keyboardKeyRects[ebiten.KeySpace] = image.Rect(96, 72, 176, 90)
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keyboardKeyRects[ebiten.KeyTab] = image.Rect(0, 18, 40, 36)
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keyboardKeyRects[ebiten.KeyUp] = image.Rect(48, 108, 96, 126)
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}
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func KeyRect(name string) (image.Rectangle, bool) {
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r, ok := keyboardKeyRects[name]
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func KeyRect(key ebiten.Key) (image.Rectangle, bool) {
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r, ok := keyboardKeyRects[key]
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return r, ok
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}
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@ -21,7 +21,6 @@ import (
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"image"
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_ "image/png"
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"log"
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"strconv"
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"github.com/hajimehoshi/ebiten"
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"github.com/hajimehoshi/ebiten/examples/keyboard/keyboard"
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@ -44,57 +43,12 @@ func init() {
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keyboardImage, _ = ebiten.NewImageFromImage(img, ebiten.FilterDefault)
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}
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var keyNames = map[ebiten.Key]string{
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ebiten.KeyBackspace: "BS",
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ebiten.KeyComma: ",",
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ebiten.KeyEnter: "Enter",
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ebiten.KeyEscape: "Esc",
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ebiten.KeyPeriod: ".",
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ebiten.KeySpace: "Space",
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ebiten.KeyTab: "Tab",
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ebiten.KeyMinus: "-",
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ebiten.KeyEqual: "=",
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ebiten.KeyBackslash: "\\",
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ebiten.KeyGraveAccent: "`",
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ebiten.KeyLeftBracket: "[",
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ebiten.KeyRightBracket: "]",
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ebiten.KeySemicolon: ";",
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ebiten.KeyApostrophe: "'",
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ebiten.KeySlash: "/",
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// Arrows
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ebiten.KeyDown: "Down",
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ebiten.KeyLeft: "Left",
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ebiten.KeyRight: "Right",
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ebiten.KeyUp: "Up",
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// Mods
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ebiten.KeyShift: "Shift",
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ebiten.KeyControl: "Ctrl",
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ebiten.KeyAlt: "Alt",
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}
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func update(screen *ebiten.Image) error {
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// Collect pressed keys' names.
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pressed := []string{}
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for i := 0; i <= 9; i++ {
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if ebiten.IsKeyPressed(ebiten.Key(i) + ebiten.Key0) {
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pressed = append(pressed, string(i+'0'))
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}
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}
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for c := 'A'; c <= 'Z'; c++ {
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if ebiten.IsKeyPressed(ebiten.KeyA + ebiten.Key(c-'A')) {
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pressed = append(pressed, string(c))
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}
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}
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for i := 1; i <= 12; i++ {
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if ebiten.IsKeyPressed(ebiten.KeyF1 + ebiten.Key(i-1)) {
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pressed = append(pressed, "F"+strconv.Itoa(i))
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}
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}
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for key, name := range keyNames {
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if ebiten.IsKeyPressed(key) {
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pressed = append(pressed, name)
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pressed := []ebiten.Key{}
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for k := ebiten.Key(0); k <= ebiten.KeyMax; k++ {
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if ebiten.IsKeyPressed(k) {
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pressed = append(pressed, k)
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}
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}
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