alchemyst/engine/types/appearance.go

94 lines
1.5 KiB
Go

package types
import (
"github.com/gammazero/deque"
"lab.zaar.be/thefish/alchemyst-go/util"
)
import blt "lab.zaar.be/thefish/bearlibterminal"
var crng = util.NewRNG()
type ColorHolder interface {
GetColor() uint32
}
type cdeque struct {
deque.Deque
}
func (c *cdeque) Next() uint8 {
c.Rotate(1)
return c.Front().(uint8)
}
type DanceColorHolder struct {
A uint8
R *cdeque
G *cdeque
B *cdeque
}
func (chd *DanceColorHolder) GetColor() uint32 {
return blt.ColorFromARGB(
chd.A,
chd.R.Next(),
chd.G.Next(),
chd.B.Next(),
)
}
type PlainColorHolder struct {
A uint8
R uint8
G uint8
B uint8
}
func (chb *PlainColorHolder) GetColor() uint32 {
return blt.ColorFromARGB(
chb.A,
chb.R,
chb.G,
chb.B,
)
}
type TileColorSet struct {
Fg ColorHolder
Bg ColorHolder
DarkFg ColorHolder
DarkBg ColorHolder
}
type Appearance struct {
Char string `json:"char"`
ColorSet *TileColorSet `json:"colorSet"`
}
func SingleColorRing(colorValue uint8) *cdeque {
c := &cdeque{}
c.PushBack(colorValue)
return c
}
func FillColorRing(colorValue uint8, minGlow, maxGlow, step int) *cdeque {
q := make([]uint8, 0)
color := int(colorValue)
for color < maxGlow {
q = append(q, uint8(color))
color = crng.Range(1, step) + color
}
color = crng.Range(0, step+minGlow)
q = append(q, uint8(color))
//for uint8(color) < uint8(colorValue) {
// q = append(q, uint8(color))
// color = crng.Range(1, step+minGlow)
//}
c := &cdeque{}
for _, v := range q {
c.PushBack(uint8(v))
}
return c
}