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ui,ui/app: convert Config to an interface

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To keep the interface slim, remove the helper methods and shorten
the essential method, Pixels, to Px.

Add and use unexported Config implementation in the app package.

Signed-off-by: Elias Naur <mail@eliasnaur.com>
This commit is contained in:
Elias Naur
2019-07-10 16:40:53 +02:00
parent 624ef78e1c
commit 32aae18293
14 changed files with 104 additions and 104 deletions
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ui/gesture/gestures.go
+7 -7
View File
@@ -133,7 +133,7 @@ func (s *Scroll) Dragging() bool {
return s.dragging
}
func (s *Scroll) Scroll(cfg *ui.Config, q input.Events, axis Axis) int {
func (s *Scroll) Scroll(cfg ui.Config, q input.Events, axis Axis) int {
if s.axis != axis {
s.axis = axis
return 0
@@ -165,15 +165,15 @@ func (s *Scroll) Scroll(cfg *ui.Config, q input.Events, axis Axis) int {
break
}
fling := s.estimator.Estimate()
if slop, d := float32(cfg.Pixels(touchSlop)), fling.Distance; d >= slop || -slop >= d {
if min, v := float32(cfg.Pixels(minFlingVelocity)), fling.Velocity; v >= min || -min >= v {
max := float32(cfg.Pixels(maxFlingVelocity))
if slop, d := float32(cfg.Px(touchSlop)), fling.Distance; d >= slop || -slop >= d {
if min, v := float32(cfg.Px(minFlingVelocity)), fling.Velocity; v >= min || -min >= v {
max := float32(cfg.Px(maxFlingVelocity))
if v > max {
v = max
} else if v < -max {
v = -max
}
s.flinger.Init(cfg.Now, v)
s.flinger.Init(cfg.Now(), v)
}
}
fallthrough
@@ -200,7 +200,7 @@ func (s *Scroll) Scroll(cfg *ui.Config, q input.Events, axis Axis) int {
v := int(math.Round(float64(val)))
dist := s.last - v
if e.Priority < pointer.Grabbed {
slop := cfg.Pixels(touchSlop)
slop := cfg.Px(touchSlop)
if dist := dist; dist >= slop || -slop >= dist {
s.grab = true
}
@@ -210,7 +210,7 @@ func (s *Scroll) Scroll(cfg *ui.Config, q input.Events, axis Axis) int {
}
}
}
total += s.flinger.Tick(cfg.Now)
total += s.flinger.Tick(cfg.Now())
return total
}