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package win
import (
"fmt"
"strings"
"github.com/faiface/gui/event"
"github.com/go-gl/glfw/v3.2/glfw"
)
func (w *Win) setUpEvents(events chan<- string) {
var moX, moY int
w.w.SetMouseButtonCallback(func(_ *glfw.Window, button glfw.MouseButton, action glfw.Action, mod glfw.ModifierKey) {
switch action {
case glfw.Press:
sendEvent(events, "mo", "down", moX, moY)
case glfw.Release:
sendEvent(events, "mo", "up", moX, moY)
}
})
w.w.SetCursorPosCallback(func(_ *glfw.Window, x, y float64) {
moX, moY = int(x), int(y)
sendEvent(events, "mo", "move", moX, moY)
})
w.w.SetCharCallback(func(_ *glfw.Window, r rune) {
sendEvent(events, "kb", "type", r)
})
w.w.SetSizeCallback(func(_ *glfw.Window, width, height int) {
w.resize(width, height)
sendEvent(events, "wi", "resize", width, height)
})
w.w.SetCloseCallback(func(_ *glfw.Window) {
sendEvent(events, "wi", "close")
})
}
func sendEvent(events chan<- string, a ...interface{}) {
go func() {
events <- mkEvent(a...)
}()
}
func mkEvent(a ...interface{}) string {
s := make([]string, len(a))
for i := range s {
s[i] = fmt.Sprint(a[i])
}
return strings.Join(s, event.Sep)
}
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