Brought in screen manager, minor refactor.

elements/hero.go

@@ -0,0 +1,137 @@
+package elements
+
+import (
+	"image"
+	"mover/assets"
+	"mover/gamedata"
+
+	_ "embed"
+	"image/color"
+	_ "image/png"
+
+	"github.com/hajimehoshi/ebiten/v2"
+)
+
+const (
+	MOVER_WIDTH  = 48
+	MOVER_HEIGHT = 48
+)
+
+const (
+	HeroActionDefault = iota
+	HeroActionDamaged
+	HeroActionDying
+	HeroActionExploding
+	HeroActionDead
+	HeroActionMax
+)
+
+type HeroAction uint
+
+type Hero struct {
+	Sprite     *ebiten.Image
+	Maks       *ebiten.Image
+	MaksDest   *ebiten.Image
+	Angle      float64
+	Pos        gamedata.Coordinates
+	Origin     gamedata.Coordinates
+	Lastpos    gamedata.Coordinates
+	Action     HeroAction
+	cycles     int
+	Upgrade    bool
+	rotating   bool
+	Toggled    bool
+	Hit        bool
+	Touched    bool
+	Left       bool
+	dyingcount int
+}
+
+func NewHero() *Hero {
+	m := &Hero{
+		Sprite:     ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
+		Maks:       ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
+		MaksDest:   ebiten.NewImage(MOVER_WIDTH, MOVER_HEIGHT),
+		Action:     HeroActionDefault,
+		cycles:     4,
+		Angle:      0,
+		rotating:   false,
+		Toggled:    false,
+		dyingcount: 0,
+		Upgrade:    true,
+	}
+
+	m.Maks.Fill(color.White)
+	return m
+}
+
+func (m *Hero) ToggleRotate() {
+	m.rotating = !m.rotating
+}
+
+func (m *Hero) SetAngle(a float64) {
+	m.Angle = a
+}
+
+func (m *Hero) SetOrigin(coords gamedata.Coordinates) {
+	m.Origin = coords
+	m.Pos = coords
+}
+
+func (m *Hero) Draw() {
+	m.Sprite.Clear()
+	m.MaksDest.Clear()
+
+	idx := (m.cycles / 8) % 4
+
+	y0 := 0
+	y1 := 48
+	x0 := 48 * idx
+	x1 := x0 + 48
+
+	op := &ebiten.DrawImageOptions{}
+	if m.Left {
+		op.GeoM.Scale(-1, 1)
+		op.GeoM.Translate(MOVER_WIDTH, 0)
+	}
+
+	switch m.Action {
+	case HeroActionDefault:
+		m.Sprite.DrawImage(assets.ImageBank[assets.HeroNormal].SubImage(image.Rect(x0, y0, x1, y1)).(*ebiten.Image), op)
+	case HeroActionDying:
+		m.Sprite.DrawImage(assets.ImageBank[assets.HeroDying].SubImage(image.Rect(x0, y0, x1, y1)).(*ebiten.Image), op)
+
+		if m.dyingcount >= 31 {
+			m.cycles = 0
+			m.Action++
+		}
+	case HeroActionExploding:
+		m.Sprite.DrawImage(assets.ImageBank[assets.HeroDying].SubImage(image.Rect(48*3, 0, 48*4, 48)).(*ebiten.Image), op)
+	default:
+	}
+}
+
+func (m *Hero) Update() {
+
+	if m.Action == HeroActionDying {
+		m.dyingcount++
+	}
+	m.cycles++
+}
+
+// one hit death for the hero
+func (m *Hero) SetHit() {
+	m.Action = HeroActionDying
+	m.dyingcount = 0
+	m.Angle = 0
+	m.cycles = 0
+}
+
+func (m *Hero) ToggleColor() {
+	//m.Toggled = !m.Toggled
+	if m.Action == HeroActionDefault {
+		m.Action = HeroActionDamaged
+	} else if m.Action == HeroActionDamaged {
+		m.Action = HeroActionDefault
+	}
+}