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improve naming convention

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This commit is contained in:
Luke Wass 2025-05-27 22:52:21 -05:00
parent 8c2a266c22
commit 8e53ef0ebe
1 changed files with 36 additions and 37 deletions
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73
app/src/main/java/de/jrpie/android/launcher/ui/TouchGestureDetector.kt
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@ -23,16 +23,16 @@ class TouchGestureDetector(
var height: Int,
var edgeWidth: Float
) {
private val ANGULAR_THRESHOLD = tan(Math.PI / 6)
private val TOUCH_SLOP: Int
private val TOUCH_SLOP_SQUARE: Int
private val DOUBLE_TAP_SLOP: Int
private val DOUBLE_TAP_SLOP_SQUARE: Int
private val LONG_PRESS_TIMEOUT: Int
private val TAP_TIMEOUT: Int
private val DOUBLE_TAP_TIMEOUT: Int
private val angularThreshold = tan(Math.PI / 6)
private val touchSlop: Int
private val touchSlopSquare: Int
private val doubleTapSlop: Int
private val doubleTapSlopSquare: Int
private val longPressTimeout: Int
private val tapTimeout: Int
private val doubleTapTimeout: Int
private val MIN_TRIANGLE_HEIGHT = 250
private val minTriangleHeight = 250
private val longPressHandler = Handler(Looper.getMainLooper())
@ -104,19 +104,19 @@ class TouchGestureDetector(
if (intersectsSystemGestureInsets()) {
return false
}
return sizeSquared() < TOUCH_SLOP_SQUARE
return sizeSquared() < touchSlopSquare
}
init {
val configuration = ViewConfiguration.get(context)
TOUCH_SLOP = configuration.scaledTouchSlop
TOUCH_SLOP_SQUARE = TOUCH_SLOP * TOUCH_SLOP
DOUBLE_TAP_SLOP = configuration.scaledDoubleTapSlop
DOUBLE_TAP_SLOP_SQUARE = DOUBLE_TAP_SLOP * DOUBLE_TAP_SLOP
touchSlop = configuration.scaledTouchSlop
touchSlopSquare = touchSlop * touchSlop
doubleTapSlop = configuration.scaledDoubleTapSlop
doubleTapSlopSquare = doubleTapSlop * doubleTapSlop
LONG_PRESS_TIMEOUT = ViewConfiguration.getLongPressTimeout()
TAP_TIMEOUT = ViewConfiguration.getTapTimeout()
DOUBLE_TAP_TIMEOUT = ViewConfiguration.getDoubleTapTimeout()
longPressTimeout = ViewConfiguration.getLongPressTimeout()
tapTimeout = ViewConfiguration.getTapTimeout()
doubleTapTimeout = ViewConfiguration.getDoubleTapTimeout()
}
private var paths = HashMap<Int, PointerPath>()
@ -157,7 +157,7 @@ class TouchGestureDetector(
Gesture.LONG_CLICK.invoke(context)
}
}
}, LONG_PRESS_TIMEOUT.toLong())
}, longPressTimeout.toLong())
}
// add new pointers
@ -201,16 +201,16 @@ class TouchGestureDetector(
}
private fun getGestureForDirection(direction: Vector): Gesture? {
return if (ANGULAR_THRESHOLD * abs(direction.x) > abs(direction.y)) { // horizontal swipe
if (direction.x > TOUCH_SLOP)
return if (angularThreshold * abs(direction.x) > abs(direction.y)) { // horizontal swipe
if (direction.x > touchSlop)
Gesture.SWIPE_RIGHT
else if (direction.x < -TOUCH_SLOP)
else if (direction.x < -touchSlop)
Gesture.SWIPE_LEFT
else null
} else if (ANGULAR_THRESHOLD * abs(direction.y) > abs(direction.x)) { // vertical swipe
if (direction.y < -TOUCH_SLOP)
} else if (angularThreshold * abs(direction.y) > abs(direction.x)) { // vertical swipe
if (direction.y < -touchSlop)
Gesture.SWIPE_UP
else if (direction.y > TOUCH_SLOP)
else if (direction.y > touchSlop)
Gesture.SWIPE_DOWN
else null
} else null
@ -233,10 +233,10 @@ class TouchGestureDetector(
if (pointerCount == 1 && mainPointerPath.isTap()) {
// detect taps
if (duration in 0..TAP_TIMEOUT) {
if (timeStart - lastTappedTime < DOUBLE_TAP_TIMEOUT &&
if (duration in 0..tapTimeout) {
if (timeStart - lastTappedTime < doubleTapTimeout &&
lastTappedLocation?.let {
(mainPointerPath.last - it).absSquared() < DOUBLE_TAP_SLOP_SQUARE
(mainPointerPath.last - it).absSquared() < doubleTapSlopSquare
} == true
) {
Gesture.DOUBLE_CLICK.invoke(context)
@ -266,37 +266,36 @@ class TouchGestureDetector(
val startEndMax = mainPointerPath.start.max(mainPointerPath.last)
when (gesture) {
Gesture.SWIPE_DOWN -> {
if (startEndMax.x + MIN_TRIANGLE_HEIGHT < mainPointerPath.max.x) {
if (startEndMax.x + minTriangleHeight < mainPointerPath.max.x) {
gesture = Gesture.SWIPE_LARGER
} else if (startEndMin.x - MIN_TRIANGLE_HEIGHT > mainPointerPath.min.x) {
} else if (startEndMin.x - minTriangleHeight > mainPointerPath.min.x) {
gesture = Gesture.SWIPE_SMALLER
}
}
Gesture.SWIPE_UP -> {
if (startEndMax.x + MIN_TRIANGLE_HEIGHT < mainPointerPath.max.x) {
if (startEndMax.x + minTriangleHeight < mainPointerPath.max.x) {
gesture = Gesture.SWIPE_LARGER_REVERSE
} else if (startEndMin.x - MIN_TRIANGLE_HEIGHT > mainPointerPath.min.x) {
} else if (startEndMin.x - minTriangleHeight > mainPointerPath.min.x) {
gesture = Gesture.SWIPE_SMALLER_REVERSE
}
}
Gesture.SWIPE_RIGHT -> {
if (startEndMax.y + MIN_TRIANGLE_HEIGHT < mainPointerPath.max.y) {
if (startEndMax.y + minTriangleHeight < mainPointerPath.max.y) {
gesture = Gesture.SWIPE_V
} else if (startEndMin.y - MIN_TRIANGLE_HEIGHT > mainPointerPath.min.y) {
} else if (startEndMin.y - minTriangleHeight > mainPointerPath.min.y) {
gesture = Gesture.SWIPE_LAMBDA
}
}
Gesture.SWIPE_LEFT -> {
if (startEndMax.y + MIN_TRIANGLE_HEIGHT < mainPointerPath.max.y) {
if (startEndMax.y + minTriangleHeight < mainPointerPath.max.y) {
gesture = Gesture.SWIPE_V_REVERSE
} else if (startEndMin.y - MIN_TRIANGLE_HEIGHT > mainPointerPath.min.y) {
} else if (startEndMin.y - minTriangleHeight > mainPointerPath.min.y) {
gesture = Gesture.SWIPE_LAMBDA_REVERSE
}
}
else -> {}
}
@ -314,7 +313,7 @@ class TouchGestureDetector(
}
}
if (timeStart - lastTappedTime < 2 * DOUBLE_TAP_TIMEOUT) {
if (timeStart - lastTappedTime < 2 * doubleTapTimeout) {
gesture = gesture?.getTapComboVariant()
}
gesture?.invoke(context)