71 lines
1.2 KiB
Go
71 lines
1.2 KiB
Go
package elements
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import (
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"client/gamedata"
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"image/color"
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"math"
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"github.com/hajimehoshi/ebiten/v2"
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)
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type Block struct {
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Sprite *ebiten.Image
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cycle int
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position gamedata.Coordinates
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target gamedata.Coordinates
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hit bool
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clr color.RGBA
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}
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func NewBlock() *Block {
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return &Block{
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Sprite: ebiten.NewImage(20, 20),
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cycle: 0,
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clr: color.RGBA{R: 0xff, G: 0x00, B: 0x00, A: 0x00},
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}
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}
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func (b *Block) Update() {
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dx := b.target.X - b.position.X
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dy := b.target.Y - b.position.Y
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delta := math.Sqrt(dx*dx + dy*dy)
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angle := math.Atan2(dy, dx)
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if delta > 0.5 {
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b.position.X += delta * math.Cos(angle) / 2
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b.position.Y += delta * math.Sin(angle) / 2
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}
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b.cycle++
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}
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func (b *Block) Draw() {
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b.Sprite.Clear()
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b.Sprite.Fill(b.clr)
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}
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func (b *Block) SetPosition(pos gamedata.Coordinates) {
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b.position = pos
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}
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func (b *Block) GetPosition() gamedata.Coordinates {
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return b.position
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}
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func (b *Block) SetTargetPosition(pos gamedata.Coordinates) {
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b.target = pos
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}
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func (b *Block) GetTargetosition() gamedata.Coordinates {
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return b.target
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}
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func (b *Block) GetHit() bool {
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return b.hit
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}
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func (b *Block) SetColor(clr color.RGBA) {
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b.clr = clr
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}
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