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package components
import (
"fmt"
coreobjects "github.com/DegustatorPonos/RuinesOfRafdolon/CoreObjects"
settings "github.com/DegustatorPonos/RuinesOfRafdolon/Settings"
rl "github.com/gen2brain/raylib-go/raylib"
)
type Player struct {
ParentScene *World
Position rl.Vector2
FaceDirection coreobjects.Direction
Texture rl.Texture2D
Collider coreobjects.Collider
}
func (base *Player) Init(manager coreobjects.SceneManager) {
if err := base.setParentScene(manager); err != nil {
panic(err.Error())
}
base.Collider = (&coreobjects.BoxCollider{}).Init(
base.Position.X,
base.Position.Y,
32, 32) // TODO: Change this to player description
}
// Tries to set a parent scene as a world and returns an error if failed
func (base *Player) setParentScene(manager coreobjects.SceneManager) error {
var baseScene, ok = manager.SelectedScene.(*World)
if !ok {
return fmt.Errorf( "Failed to create a player instance: the base scene is not a playable world (assertion failed)")
}
base.ParentScene = baseScene
return nil
}
func (base *Player) Destroy() {
}
func (base *Player) Move(delta rl.Vector2) {
var newLocation = rl.Vector2Add(base.Position, delta)
if !base.Collider.CanMove(base.ParentScene.GetStaticColliders(),
newLocation.X, newLocation.Y) {
return
}
base.Collider.MoveTo(newLocation.X, newLocation.Y)
base.Position = newLocation
}
func (base *Player) Update() {
var speed = 150 * rl.GetFrameTime()
var delta = rl.Vector2{}
if rl.IsKeyDown(rl.KeyW) {
delta.Y -= speed
}
if rl.IsKeyDown(rl.KeyS) {
delta.Y += speed
}
if rl.IsKeyDown(rl.KeyA) {
delta.X -= speed
}
if rl.IsKeyDown(rl.KeyD) {
delta.X += speed
}
base.Move(delta)
}
func (base *Player) Draw() {
rl.DrawTexture(base.Texture,
int32(base.Position.X),
int32(base.Position.Y),
rl.White)
if settings.State.DrawColliders {
base.Collider.Draw()
}
}
// Centers the camera center to the player
func (base Player) SnapCamera(camera *rl.Camera2D) {
var offset = rl.Vector2 {
X: float32(base.Texture.Width) / 2,
Y: float32(base.Texture.Height) / 2,
}
camera.Target = rl.Vector2Add(base.Position, offset)
camera.Offset.X = float32(int32(rl.GetScreenWidth() / 2))
camera.Offset.Y = float32(int32(rl.GetScreenHeight() / 2))
}
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