115 lines
2.8 KiB
Go
115 lines
2.8 KiB
Go
package entity
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import (
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"log"
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"math"
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"git.wisellama.rocks/Project-Ely/project-ely/internal/animation"
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"git.wisellama.rocks/Project-Ely/project-ely/internal/physics"
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rl "github.com/gen2brain/raylib-go/raylib"
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)
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type penguin struct {
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animation AnimationTracker
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object physics.Object
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direction int
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staticAnimation bool
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color rl.Color
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}
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func NewPenguin() *penguin {
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object := physics.NewObject()
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anim := animation.NewAnimationTracker()
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anim.SetAnimation(animation.PENGUIN_DEFAULT)
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return &penguin{
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animation: anim,
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object: object,
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staticAnimation: false,
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color: rl.White,
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}
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}
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func (p *penguin) Draw() error {
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position := p.object.GetPosition()
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// TODO?
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//windowPosition := worldPosToWindowPos()
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windowPosition := rl.Vector2{
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X: float32(math.Round(float64(position.X))),
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Y: float32(-1 * math.Round(float64(position.Y))),
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}
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return p.animation.Draw(windowPosition, p.color)
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}
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func (p *penguin) Update() error {
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p.SetMoveAnimation()
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return p.object.Update()
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}
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func (p *penguin) GetObject() physics.Object {
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return p.object
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}
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func (p *penguin) GetAnimationTracker() AnimationTracker {
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return p.animation
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}
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// ToggleStaticAnimation will set whether or not this entity should ever update its animation loop or not.
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// True means this will never update, it is static.
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// False means this will update the animation loop based on physical properties of this entity.
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func (p *penguin) ToggleStaticAnimation() {
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p.staticAnimation = !p.staticAnimation
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}
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func (p *penguin) SetMoveAnimation() {
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if p.staticAnimation {
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return
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}
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velocity := p.object.GetVelocity()
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if velocity.X == 0 && velocity.Y == 0 {
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// Stay facing whatever direction we were facing
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direction := p.direction
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switch direction {
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case DIR_LEFT:
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p.animation.SetAnimation(animation.PENGUIN_STATIONARY_LEFT)
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case DIR_RIGHT:
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p.animation.SetAnimation(animation.PENGUIN_STATIONARY_RIGHT)
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case DIR_UP:
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p.animation.SetAnimation(animation.PENGUIN_STATIONARY_UP)
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case DIR_DOWN:
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p.animation.SetAnimation(animation.PENGUIN_STATIONARY_DOWN)
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default:
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log.Printf("unknown direction: %v", direction)
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p.animation.SetAnimation(animation.PENGUIN_DEFAULT)
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}
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} else {
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// Figure out which way we are facing now that we're moving
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direction := determineClosestDirection(velocity)
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p.direction = direction
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switch direction {
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case DIR_LEFT:
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p.animation.SetAnimation(animation.PENGUIN_WALK_LEFT)
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case DIR_RIGHT:
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p.animation.SetAnimation(animation.PENGUIN_WALK_RIGHT)
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case DIR_UP:
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p.animation.SetAnimation(animation.PENGUIN_WALK_UP)
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case DIR_DOWN:
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p.animation.SetAnimation(animation.PENGUIN_WALK_DOWN)
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default:
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log.Printf("unknown direction: %v", direction)
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p.animation.SetAnimation(animation.PENGUIN_DEFAULT)
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}
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}
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}
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func (p *penguin) SetColor(color rl.Color) {
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p.color = color
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}
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