156 lines
2.7 KiB
Go
156 lines
2.7 KiB
Go
package main
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import (
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"bytes"
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"image"
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"log"
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_ "embed"
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"image/color"
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_ "image/png"
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"github.com/hajimehoshi/ebiten/v2"
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)
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var (
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heroImage *ebiten.Image
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heroDeath *ebiten.Image
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//go:embed hero.png
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hero_img []byte
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//go:embed herodeath.png
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herodeath_img []byte
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)
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const (
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HeroActionDefault = iota
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HeroActionDamaged
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HeroActionDying
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HeroActionExploding
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HeroActionDead
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HeroActionMax
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)
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type HeroAction uint
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func init() {
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img, _, err := image.Decode(bytes.NewReader(hero_img))
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if err != nil {
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log.Fatal(err)
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}
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heroImage = ebiten.NewImageFromImage(img)
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img, _, err = image.Decode(bytes.NewReader(herodeath_img))
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if err != nil {
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log.Fatal(err)
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}
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heroDeath = ebiten.NewImageFromImage(img)
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}
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type Hero struct {
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Sprite *ebiten.Image
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Maks *ebiten.Image
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MaksDest *ebiten.Image
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Angle float64
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Pos Coordinates
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Origin Coordinates
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Lastpos Coordinates
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Action HeroAction
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cycles int
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rotating bool
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Toggled bool
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Hit bool
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Touched bool
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Left bool
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dyingcount int
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}
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func NewHero() *Hero {
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m := &Hero{
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Sprite: ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
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Maks: ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
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MaksDest: ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
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Action: HeroActionDefault,
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cycles: 4,
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Angle: 0,
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rotating: false,
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Toggled: false,
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dyingcount: 0,
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}
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m.Maks.Fill(color.White)
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return m
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}
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func (m *Hero) ToggleRotate() {
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m.rotating = !m.rotating
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}
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func (m *Hero) SetAngle(a float64) {
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m.Angle = a
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}
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func (m *Hero) SetOrigin(coords Coordinates) {
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m.Origin = coords
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m.Pos = coords
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}
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func (m *Hero) Draw() {
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m.Sprite.Clear()
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m.MaksDest.Clear()
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idx := (m.cycles / 8) % 4
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y0 := 0
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y1 := 48
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x0 := 48 * idx
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x1 := x0 + 48
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op := &ebiten.DrawImageOptions{}
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if m.Left {
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op.GeoM.Scale(-1, 1)
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op.GeoM.Translate(MOVER_WIDTH, 0)
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}
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switch m.Action {
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case HeroActionDefault:
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m.Sprite.DrawImage(heroImage.SubImage(image.Rect(x0, y0, x1, y1)).(*ebiten.Image), op)
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case HeroActionDying:
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m.Sprite.DrawImage(heroDeath.SubImage(image.Rect(x0, y0, x1, y1)).(*ebiten.Image), op)
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if m.dyingcount >= 31 {
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m.cycles = 0
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m.Action++
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}
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case HeroActionExploding:
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m.Sprite.DrawImage(heroDeath.SubImage(image.Rect(48*3, 0, 48*4, 48)).(*ebiten.Image), op)
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default:
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}
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}
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func (m *Hero) Update() {
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if m.Action == HeroActionDying {
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m.dyingcount++
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}
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m.cycles++
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}
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// one hit death for the hero
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func (m *Hero) SetHit() {
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m.Action = HeroActionDying
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m.dyingcount = 0
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m.Angle = 0
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m.cycles = 0
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}
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func (m *Hero) ToggleColor() {
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//m.Toggled = !m.Toggled
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if m.Action == HeroActionDefault {
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m.Action = HeroActionDamaged
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} else if m.Action == HeroActionDamaged {
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m.Action = HeroActionDefault
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}
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}
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