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added MouseWheel event function

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This commit is contained in:
Thomas Friedel 2018-09-08 11:07:55 +02:00
parent bfed5dc792
commit 77993ea244
1 changed files with 6 additions and 0 deletions
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6
sdlcanvas/sdlcanvas.go
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@ -32,6 +32,7 @@ type Window struct {
MouseDown func(button, x, y int)
MouseMove func(x, y int)
MouseUp func(button, x, y int)
MouseWheel func(x, y int)
KeyDown func(scancode int, rn rune, name string)
KeyUp func(scancode int, rn rune, name string)
KeyChar func(rn rune)
@ -154,6 +155,11 @@ func (wnd *Window) StartFrame() error {
wnd.MouseMove(int(e.X), int(e.Y))
handled = true
}
case *sdl.MouseWheelEvent:
if wnd.MouseWheel != nil {
wnd.MouseWheel(int(e.X), int(e.Y))
handled = true
}
case *sdl.KeyboardEvent:
if e.Type == sdl.KEYDOWN {
if wnd.KeyDown != nil {