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package termui
import (
"sync"
tb "github.com/nsf/termbox-go"
)
var renderJobs chan []Bufferer
// So that only one render function can flush/write to the screen at a time
// var renderLock sync.Mutex
// Bufferer should be implemented by all renderable components. Bufferers can render a Buffer.
type Bufferer interface {
Buffer() *Buffer
GetXOffset() int
GetYOffset() int
}
// Render renders all Bufferer in the given order from left to right, right could overlap on left ones.
func Render(bs ...Bufferer) {
var wg sync.WaitGroup
for _, b := range bs {
wg.Add(1)
go func(b Bufferer) {
defer wg.Done()
buf := b.Buffer()
// set cells in buf
for p, c := range buf.CellMap {
if p.In(buf.Area) {
tb.SetCell(p.X+b.GetXOffset(), p.Y+b.GetYOffset(), c.Ch, tb.Attribute(c.Fg)+1, tb.Attribute(c.Bg)+1)
}
}
}(b)
}
// renderLock.Lock()
wg.Wait()
tb.Flush()
// renderLock.Unlock()
}
func Clear() {
tb.Clear(tb.ColorDefault+1, tb.Attribute(Theme.Bg)+1)
}
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