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ebiten: Introduce type TouchID

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Fixes #604
This commit is contained in:
Hajime Hoshi
2020-10-10 03:36:14 +09:00
parent 809b7a3afa
commit b1c67c7661
12 changed files with 49 additions and 40 deletions
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12
internal/uidriver/js/input_js.go
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@@ -46,7 +46,7 @@ type Input struct {
wheelX float64
wheelY float64
gamepads [16]gamePad
touches map[int]pos
touches map[driver.TouchID]pos
runeBuffer []rune
ui *UserInterface
}
@@ -118,19 +118,19 @@ func (i *Input) IsGamepadButtonPressed(id driver.GamepadID, button driver.Gamepa
return i.gamepads[id].buttonPressed[button]
}
func (i *Input) TouchIDs() []int {
func (i *Input) TouchIDs() []driver.TouchID {
if len(i.touches) == 0 {
return nil
}
var ids []int
var ids []driver.TouchID
for id := range i.touches {
ids = append(ids, id)
}
return ids
}
func (i *Input) TouchPosition(id int) (x, y int) {
func (i *Input) TouchPosition(id driver.TouchID) (x, y int) {
for tid, pos := range i.touches {
if id == tid {
x, y := i.ui.context.AdjustPosition(float64(pos.X), float64(pos.Y))
@@ -346,10 +346,10 @@ func (i *Input) setMouseCursorFromEvent(e js.Value) {
func (i *Input) updateTouches(e js.Value) {
j := e.Get("targetTouches")
ts := map[int]pos{}
ts := map[driver.TouchID]pos{}
for i := 0; i < j.Length(); i++ {
jj := j.Call("item", i)
id := jj.Get("identifier").Int()
id := driver.TouchID(jj.Get("identifier").Int())
ts[id] = pos{
X: jj.Get("clientX").Int(),
Y: jj.Get("clientY").Int(),