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path: root/events/poll.go
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package events

import (
	"github.com/Zyko0/go-sdl3/sdl"
)

func Poll(delta uint64) ([]any, error) {
	var evs []any
	var event sdl.Event
	for sdl.PollEvent(&event) {
		switch event.Type {
		case sdl.EVENT_QUIT:
			return nil, sdl.EndLoop
		case sdl.EVENT_MOUSE_MOTION:
			ev := event.MouseMotionEvent()
			evs = append(evs, MouseMotion{
				Delta: delta,
				Dy:    ev.Yrel,
				Dx:    ev.Xrel,
				Which: DeviceID(ev.Which),
			})
		case sdl.EVENT_MOUSE_BUTTON_DOWN, sdl.EVENT_MOUSE_BUTTON_UP:
			ev := event.MouseButtonEvent()
			evs = append(evs, MousePress{
				Delta:     delta,
				Key:       ev.Button,
				Which:     DeviceID(ev.Which),
				IsPressed: ev.Down,
			})
		case sdl.EVENT_WINDOW_RESIZED:
			ev := event.WindowEvent()
			evs = append(evs, WindowChange{
				Height: ev.Data1,
				Width:  ev.Data2,
			})
		}
	}
	return evs, nil
}