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- update README - add more specific example - possibly breaking with previous implementation - update dependencies / kotlin version - deprecate DraggableImageView & previous extension method
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...ewlib/src/androidTest/java/io/github/hyuwah/draggableviewlib/ExampleInstrumentedTest.java
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draggableviewlib/src/main/java/io/github/hyuwah/draggableviewlib/DraggableView.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,188 @@ | ||
| package io.github.hyuwah.draggableviewlib | ||
|
|
||
| import android.animation.Animator | ||
| import android.animation.AnimatorListenerAdapter | ||
| import android.view.View | ||
| import android.view.animation.AccelerateInterpolator | ||
| import android.view.animation.DecelerateInterpolator | ||
|
|
||
| class DraggableView<T : View> private constructor( | ||
| targetView: T, | ||
| sticky: Mode, | ||
| animated: Boolean, | ||
| listener: DraggableListener? | ||
| ) { | ||
|
|
||
| private var targetView: T = targetView | ||
| var sticky: Mode = Mode.NON_STICKY | ||
| set(value) { | ||
| field = value | ||
| enableDrag() | ||
| } | ||
| var animated: Boolean = true | ||
| set(value) { | ||
| field = value | ||
| enableDrag() | ||
| } | ||
| var listener: DraggableListener? = null | ||
| set(value) { | ||
| field = value | ||
| enableDrag() | ||
| } | ||
| var isMinimized: Boolean = false | ||
| private set | ||
|
|
||
| init { | ||
| this.sticky = sticky | ||
| this.animated = animated | ||
| this.listener = listener | ||
| enableDrag() | ||
| } | ||
|
|
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| fun getView(): T = targetView | ||
|
|
||
| fun setViewPosition(x: Float, y: Float) { | ||
| targetView.x = x | ||
| targetView.y = y | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun disableDrag() { | ||
| targetView.setOnTouchListener(null) | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun enableDrag() { | ||
| targetView.setupDraggable(sticky, animated, listener) | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun show(durationMs: Int = 300) { | ||
| with(targetView) { | ||
| if (visibility != View.VISIBLE) { | ||
| visibility = View.VISIBLE | ||
| animate().scaleY(1f).scaleX(1f) | ||
| .setDuration(durationMs.toLong()) | ||
| .setInterpolator(DecelerateInterpolator()) | ||
| .setListener(null) | ||
| .start() | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun hide(durationMs: Int = 300) { | ||
| with(targetView) { | ||
| if (visibility != View.GONE) { | ||
| if (animation?.hasEnded() != false) { | ||
| animate().scaleY(0f).scaleX(0f) | ||
| .setInterpolator(AccelerateInterpolator()) | ||
| .setDuration(durationMs.toLong()) | ||
| .setListener(object : AnimatorListenerAdapter() { | ||
| override fun onAnimationEnd(animation: Animator?) { | ||
| super.onAnimationEnd(animation) | ||
| visibility = View.GONE | ||
| } | ||
| }) | ||
| .start() | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun undock() { | ||
| if (!isMinimized) return | ||
| with(targetView) { | ||
| val parentWidth = (parent as View).width.toFloat() | ||
| when (sticky) { | ||
| Mode.STICKY_X -> { | ||
| when { | ||
| x < marginStart() -> { | ||
| animate().translationX(0f).start() | ||
| // minimizeButton?.animate()?.rotationBy(180f) | ||
| } | ||
| x > parentWidth - width - marginEnd() -> | ||
| animate().translationXBy(-(width / 2f) - marginEnd()).start() | ||
| } | ||
| enableDrag() | ||
| isMinimized = false | ||
| } | ||
| Mode.STICKY_Y -> { | ||
| // TODO | ||
| } | ||
| else -> return | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| */ | ||
| fun dockToEdge() { | ||
| if (isMinimized) return | ||
| with(targetView) { | ||
| val parentWidth = (parent as View).width.toFloat() | ||
| when (sticky) { | ||
| Mode.STICKY_X -> { | ||
| when (x) { | ||
| marginStart() -> { | ||
| val targetDockedX = -((width.toFloat()) / 2 + marginStart()) | ||
| animate().translationXBy(targetDockedX).start() | ||
| // minimizeButton?.animate()?.rotationBy(-180f) | ||
| } | ||
| parentWidth - width - marginEnd() -> { | ||
| val targetDockedX = ((width.toFloat() / 2) + marginEnd()) | ||
| animate().translationXBy(targetDockedX).start() | ||
| } | ||
| } | ||
| disableDrag() | ||
| isMinimized = true | ||
| } | ||
| Mode.STICKY_Y -> { | ||
| // TODO | ||
| } | ||
| else -> return | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Initialize draggable view | ||
| * - sticky mode set to Draggable.STICKY.NONE by default | ||
| * - animated set to true by default | ||
| * | ||
| * @param targetView target view | ||
| */ | ||
| class Builder<VIEW : View>(private var targetView: VIEW) { | ||
| private var stickyMode: Mode = Mode.NON_STICKY | ||
| private var animated: Boolean = true | ||
| private var listener: DraggableListener? = null | ||
|
|
||
| fun setStickyMode(mode: Mode) = apply { this.stickyMode = mode } | ||
| fun setAnimated(value: Boolean) = apply { this.animated = value } | ||
| fun setListener(listener: DraggableListener?) = apply { this.listener = listener } | ||
| fun build() = DraggableView(targetView, stickyMode, animated, listener) | ||
| } | ||
|
|
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| enum class Mode { | ||
| NON_STICKY, | ||
| STICKY_X, | ||
| STICKY_Y, | ||
| STICKY_XY | ||
| } | ||
|
|
||
| // internal enum class StickyRestSide { | ||
| // INITIAL, HIDE, LEFT, TOP, RIGHT, BOTTOM, | ||
| // } | ||
| } |
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