diff options
Diffstat (limited to 'core/src/main')
4 files changed, 89 insertions, 64 deletions
diff --git a/core/src/main/kotlin/ca/allanwang/kau/swipe/RelativeSlider.kt b/core/src/main/kotlin/ca/allanwang/kau/swipe/RelativeSlider.kt index 5d54134..2bbe9b0 100644 --- a/core/src/main/kotlin/ca/allanwang/kau/swipe/RelativeSlider.kt +++ b/core/src/main/kotlin/ca/allanwang/kau/swipe/RelativeSlider.kt @@ -29,10 +29,10 @@ class RelativeSlider(var curPage: SwipeBackPage) : SwipeListener { return } when (edgeFlag) { - SwipeBackLayout.EDGE_LEFT -> page.swipeBackLayout.x = Math.min(-offset * Math.max(1 - percent, 0f) + DEFAULT_OFFSET, 0f) - SwipeBackLayout.EDGE_RIGHT -> page.swipeBackLayout.x = Math.min(offset * Math.max(1 - percent, 0f) - DEFAULT_OFFSET, 0f) - SwipeBackLayout.EDGE_TOP -> page.swipeBackLayout.y = Math.min(-offset * Math.max(1 - percent, 0f) + DEFAULT_OFFSET, 0f) - SwipeBackLayout.EDGE_BOTTOM -> page.swipeBackLayout.y = Math.min(offset * Math.max(1 - percent, 0f) - DEFAULT_OFFSET, 0f) + SWIPE_EDGE_LEFT -> page.swipeBackLayout.x = Math.min(-offset * Math.max(1 - percent, 0f) + DEFAULT_OFFSET, 0f) + SWIPE_EDGE_RIGHT -> page.swipeBackLayout.x = Math.min(offset * Math.max(1 - percent, 0f) - DEFAULT_OFFSET, 0f) + SWIPE_EDGE_TOP -> page.swipeBackLayout.y = Math.min(-offset * Math.max(1 - percent, 0f) + DEFAULT_OFFSET, 0f) + SWIPE_EDGE_BOTTOM -> page.swipeBackLayout.y = Math.min(offset * Math.max(1 - percent, 0f) - DEFAULT_OFFSET, 0f) } } diff --git a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackHelper.kt b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackHelper.kt index 0039687..92cdd7c 100644 --- a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackHelper.kt +++ b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackHelper.kt @@ -1,6 +1,7 @@ package ca.allanwang.kau.swipe import android.app.Activity +import ca.allanwang.kau.R import ca.allanwang.kau.logging.KL import java.util.* @@ -15,9 +16,15 @@ object SwipeBackHelper { fun getCurrentPage(activity: Activity): SwipeBackPage = this[activity] - fun onCreate(activity: Activity) { - activity.overridePendingTransition(0, 0) - pageStack.firstOrNull { it.activity === activity } ?: pageStack.push(SwipeBackPage(activity)) + fun onCreate(activity: Activity, builder: SwipeBackPage.() -> Unit = {}) { + val page = pageStack.firstOrNull { it.activity === activity } ?: pageStack.push(SwipeBackPage(activity).apply { builder() }) + val startAnimation: Int = with(page.edgeFlag) { + if (this and SWIPE_EDGE_LEFT > 0) R.anim.kau_slide_in_right + else if (this and SWIPE_EDGE_RIGHT > 0) R.anim.kau_slide_in_left + else if (this and SWIPE_EDGE_TOP > 0) R.anim.kau_slide_in_bottom + else R.anim.kau_slide_in_top + } + activity.overridePendingTransition(startAnimation, 0) } fun onPostCreate(activity: Activity) = this[activity].onPostCreate() @@ -38,7 +45,21 @@ object SwipeBackHelper { } -fun Activity.kauSwipeOnCreate() = SwipeBackHelper.onCreate(this) +fun Activity.kauSwipeOnCreate(builder: SwipeBackPage.() -> Unit = {}) = SwipeBackHelper.onCreate(this, builder) fun Activity.kauSwipeOnPostCreate() = SwipeBackHelper.onPostCreate(this) fun Activity.kauSwipeOnDestroy() = SwipeBackHelper.onDestroy(this) fun Activity.kauSwipeFinish() = SwipeBackHelper.finish(this) + +const val SWIPE_EDGE_LEFT = ViewDragHelper.EDGE_LEFT + +const val SWIPE_EDGE_RIGHT = ViewDragHelper.EDGE_RIGHT + +const val SWIPE_EDGE_TOP = ViewDragHelper.EDGE_TOP + +const val SWIPE_EDGE_BOTTOM = ViewDragHelper.EDGE_BOTTOM + +const val SWIPE_EDGE_HORIZONTAL = SWIPE_EDGE_LEFT or SWIPE_EDGE_RIGHT + +const val SWIPE_EDGE_VERTICAL = SWIPE_EDGE_TOP or SWIPE_EDGE_BOTTOM + +const val SWIPE_EDGE_ALL = SWIPE_EDGE_HORIZONTAL or SWIPE_EDGE_VERTICAL
\ No newline at end of file diff --git a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackLayout.kt b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackLayout.kt index d668b4c..9d5fc72 100644 --- a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackLayout.kt +++ b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackLayout.kt @@ -17,7 +17,7 @@ import ca.allanwang.kau.utils.withAlpha import java.lang.ref.WeakReference class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null, defStyle: Int = 0 -) : FrameLayout(context, attrs, defStyle), SwipeBackPageContract { +) : FrameLayout(context, attrs, defStyle), SwipeBackContract { override val swipeBackLayout: SwipeBackLayout get() = this @@ -48,7 +48,7 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu private val dragHelper: ViewDragHelper - private var scrollPercent: Float = 0.toFloat() + private var scrollPercent: Float = 0f private var contentOffset: Int = 0 @@ -78,8 +78,8 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu object : SwipeListener { override fun onScroll(percent: Float, px: Int, edgeFlag: Int) { activity?.apply { - statusBarColor = statusBarColor.withAlpha((statusBarAlpha * (1 - percent)).toInt()) - navigationBarColor = navigationBarColor.withAlpha((navBarAlpha * (1 - percent)).toInt()) + if (edgeCurrentFlag != SWIPE_EDGE_TOP) statusBarColor = statusBarColor.withAlpha((statusBarAlpha * (1 - percent)).toInt()) + if (edgeCurrentFlag != SWIPE_EDGE_BOTTOM) navigationBarColor = navigationBarColor.withAlpha((navBarAlpha * (1 - percent)).toInt()) } } @@ -93,37 +93,38 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu private var inLayout: Boolean = false - /** - * Edge being dragged - */ - private var trackingEdge: Int = 0 - override var edgeSize: Int get() = dragHelper.edgeSize set(value) { dragHelper.edgeSize = value } - override var edgeFlag = EDGE_LEFT + override var edgeFlag = SWIPE_EDGE_LEFT /** * We will verify that only one axis is used at a time */ set(value) { - val result = if (value and EDGE_HORIZONTAL > 0) value and EDGE_HORIZONTAL else value and EDGE_VERTICAL field = value dragHelper.setEdgeTrackingEnabled(value) } private val isHorizontal: Boolean - get() = edgeFlag and EDGE_HORIZONTAL > 0 + get() = edgeFlag and SWIPE_EDGE_HORIZONTAL > 0 private val isVertical: Boolean - get() = edgeFlag and EDGE_VERTICAL > 0 + get() = edgeFlag and SWIPE_EDGE_VERTICAL > 0 + /** * Specifies the edge flag that should by considered at the current moment */ - private var edgeChangeFlag: Int = -1 + private var edgeCurrentFlag: Int = 0 + + private val isCurrentlyHorizontal: Boolean + get() = edgeCurrentFlag and SWIPE_EDGE_HORIZONTAL > 0 + + private val isCurrentlyVertical: Boolean + get() = edgeCurrentFlag and SWIPE_EDGE_VERTICAL > 0 init { dragHelper = ViewDragHelper.create(this, ViewDragCallback()) @@ -211,8 +212,16 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu override fun onLayout(changed: Boolean, left: Int, top: Int, right: Int, bottom: Int) { inLayout = true - //todo update - contentView?.layout(contentOffset, 0, contentOffset + contentView!!.measuredWidth, contentView!!.measuredHeight) + val xOffset: Int + val yOffset: Int + if (isCurrentlyHorizontal) { + xOffset = contentOffset + yOffset = 0 + } else { + xOffset = 0 + yOffset = contentOffset + } + contentView?.layout(xOffset, yOffset, xOffset + contentView!!.measuredWidth, yOffset + contentView!!.measuredHeight) inLayout = false } @@ -232,7 +241,7 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu val baseAlpha = (scrimColor and 0xff000000.toInt()).ushr(24) val alpha = (baseAlpha * scrimOpacity).toInt() val color = alpha shl 24 or (scrimColor and 0xffffff) - canvas.clipRect(0, 0, child.left, height) + canvas.clipRect(0, 0, width, height) canvas.drawColor(color) } @@ -301,28 +310,28 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu super.onViewPositionChanged(changedView, left, top, dx, dy) //make sure that we are using the proper axis val horizontal = (isHorizontal && (!isVertical || dy == 0)) - edgeChangeFlag = + edgeCurrentFlag = if (horizontal) - if (left > 0) EDGE_LEFT else EDGE_RIGHT + if (left > 0) SWIPE_EDGE_LEFT else SWIPE_EDGE_RIGHT else - if (top > 0) EDGE_BOTTOM else EDGE_TOP + if (top > 0) SWIPE_EDGE_BOTTOM else SWIPE_EDGE_TOP scrollPercent = Math.abs( if (horizontal) left.toFloat() / contentView!!.width else (top.toFloat() / contentView!!.height)) -// KL.d("horiz $horizontal scroll $scrollPercent") contentOffset = if (horizontal) left else top + KL.d("poz $horizontal $scrollPercent $contentOffset") invalidate() if (scrollPercent < scrollThreshold && !isScrollOverValid) isScrollOverValid = true - listeners.forEach { it.get()?.onScroll(scrollPercent, contentOffset, edgeChangeFlag) } + listeners.forEach { it.get()?.onScroll(scrollPercent, contentOffset, edgeCurrentFlag) } if (scrollPercent >= 1) { if (!(activity?.isFinishing ?: true)) { if (scrollPercent >= scrollThreshold && isScrollOverValid) { isScrollOverValid = false - listeners.forEach { it.get()?.onScrollToClose(edgeChangeFlag) } + listeners.forEach { it.get()?.onScrollToClose(edgeCurrentFlag) } } activity?.finish() activity?.overridePendingTransition(0, 0) @@ -332,40 +341,48 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu override fun onViewReleased(releasedChild: View, xvel: Float, yvel: Float) { var result = Pair(0, 0) + KL.d("Release $edgeCurrentFlag $xvel $yvel") if (scrollPercent <= scrollThreshold) { //threshold not met; check velocities - if ((edgeChangeFlag == EDGE_LEFT && xvel > MIN_FLING_VELOCITY) - || (edgeChangeFlag == EDGE_RIGHT && xvel < -MIN_FLING_VELOCITY) - || (edgeChangeFlag == EDGE_TOP && yvel > MIN_FLING_VELOCITY) - || (edgeChangeFlag == EDGE_BOTTOM && yvel < -MIN_FLING_VELOCITY)) - result = exitCaptureOffsets(edgeChangeFlag, releasedChild) + if ((edgeCurrentFlag == SWIPE_EDGE_LEFT && xvel > MIN_FLING_VELOCITY) + || (edgeCurrentFlag == SWIPE_EDGE_RIGHT && xvel < -MIN_FLING_VELOCITY) + || (edgeCurrentFlag == SWIPE_EDGE_TOP && yvel < -MIN_FLING_VELOCITY) + || (edgeCurrentFlag == SWIPE_EDGE_BOTTOM && yvel > MIN_FLING_VELOCITY)) + result = exitCaptureOffsets(edgeCurrentFlag, releasedChild) } else { //threshold met; fling to designated side - result = exitCaptureOffsets(edgeChangeFlag, releasedChild) + result = exitCaptureOffsets(edgeCurrentFlag, releasedChild) } dragHelper.settleCapturedViewAt(result.first, result.second) invalidate() + edgeCurrentFlag = 0 } private fun exitCaptureOffsets(edgeFlag: Int, view: View): Pair<Int, Int> { var top: Int = 0 var left: Int = 0 when (edgeFlag) { - EDGE_LEFT -> left = view.width + OVERSCROLL_DISTANCE - EDGE_RIGHT -> left = -(view.width + OVERSCROLL_DISTANCE) - EDGE_TOP -> top = -(view.height + OVERSCROLL_DISTANCE) - EDGE_BOTTOM -> top = view.height + OVERSCROLL_DISTANCE - else -> KL.e("Unknown edgeChangeFlag $edgeChangeFlag") + SWIPE_EDGE_LEFT -> left = view.width + OVERSCROLL_DISTANCE + SWIPE_EDGE_RIGHT -> left = -(view.width + OVERSCROLL_DISTANCE) + SWIPE_EDGE_TOP -> top = -(view.height + OVERSCROLL_DISTANCE) + SWIPE_EDGE_BOTTOM -> top = view.height + OVERSCROLL_DISTANCE + else -> KL.e("Unknown edgeCurrentFlag $edgeCurrentFlag") } return Pair(left, top) } override fun clampViewPositionHorizontal(child: View, left: Int, dx: Int): Int { - return if (isHorizontal) Math.min(child.width, Math.max(left, 0)) else 0 + return if (!isHorizontal || isCurrentlyVertical) 0 + else if (edgeFlag == SWIPE_EDGE_RIGHT) Math.min(0, Math.max(left, -child.width)) + else if (edgeFlag == SWIPE_EDGE_LEFT) Math.min(child.width, Math.max(left, 0)) + else Math.max(left, -child.width) } override fun clampViewPositionVertical(child: View, top: Int, dy: Int): Int { - return if (isVertical) Math.min(child.height, Math.max(top, 0)) else 0 + return if (!isVertical || isCurrentlyHorizontal) 0 + else if (edgeFlag == SWIPE_EDGE_BOTTOM) Math.min(0, Math.max(top, -child.height)) + else if (edgeFlag == SWIPE_EDGE_TOP) Math.min(child.height, Math.max(top, 0)) + else Math.max(top, -child.height) } } @@ -373,29 +390,16 @@ class SwipeBackLayout @JvmOverloads constructor(context: Context, attrs: Attribu /** * Minimum velocity that will be detected as a fling */ - private const val MIN_FLING_VELOCITY = 400 // dips per second + const val MIN_FLING_VELOCITY = 400 // dips per second - private const val DEFAULT_SCRIM_COLOR = 0x99000000.toInt() + const val DEFAULT_SCRIM_COLOR = 0x99000000.toInt() /** * Default threshold of scroll */ - private const val DEFAULT_SCROLL_THRESHOLD = 0.3f - - private const val OVERSCROLL_DISTANCE = 10 - - val EDGE_LEFT = ViewDragHelper.EDGE_LEFT - - val EDGE_RIGHT = ViewDragHelper.EDGE_RIGHT - - val EDGE_TOP = ViewDragHelper.EDGE_TOP - - val EDGE_BOTTOM = ViewDragHelper.EDGE_BOTTOM - - val EDGE_HORIZONTAL = EDGE_LEFT or EDGE_RIGHT + const val DEFAULT_SCROLL_THRESHOLD = 0.3f - val EDGE_VERTICAL = EDGE_TOP or EDGE_BOTTOM + const val OVERSCROLL_DISTANCE = 10 - val EDGE_ALL = EDGE_HORIZONTAL or EDGE_VERTICAL } } diff --git a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackPage.kt b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackPage.kt index 56085c8..4185f30 100644 --- a/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackPage.kt +++ b/core/src/main/kotlin/ca/allanwang/kau/swipe/SwipeBackPage.kt @@ -10,7 +10,7 @@ import ca.allanwang.kau.logging.KL * Created by Mr.Jude on 2015/8/3. * 每个滑动页面的管理 */ -class SwipeBackPage(activity: Activity) : SwipeBackPageContract by SwipeBackLayout(activity) { +class SwipeBackPage(activity: Activity) : SwipeBackContract by SwipeBackLayout(activity) { var activity: Activity? = activity var slider: RelativeSlider @@ -52,7 +52,7 @@ class SwipeBackPage(activity: Activity) : SwipeBackPageContract by SwipeBackLayo } -interface SwipeBackPageContract { +interface SwipeBackContract { var swipeEnabled: Boolean var scrimColor: Int val swipeBackLayout: SwipeBackLayout @@ -64,4 +64,4 @@ interface SwipeBackPageContract { fun addListener(listener: SwipeListener) fun removeListener(listener: SwipeListener) fun scrollToFinishActivity() -} +}
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