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changes in fade-slide transition container

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minjaesong
2023-07-07 00:19:56 +09:00
parent c0a3da1b66
commit c28b286553
5 changed files with 75 additions and 40 deletions
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66
src/net/torvald/terrarum/ui/UIItemHorizontalFadeSlide.kt
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@@ -2,42 +2,78 @@ package net.torvald.terrarum.ui
import com.jme3.math.FastMath
import net.torvald.terrarum.INGAME
import net.torvald.terrarum.modulebasegame.ui.NullUI
import kotlin.math.absoluteValue
import kotlin.math.roundToInt
/**
* Three virtual slide panels for horizontal sliding transition.
*
* The left/centre/right designation is arbitrary: you can have "left" as a centre (main) and the "centre" as a right (aux)
*
* @param width size of the canvas where transition occurs
* @param height size of the canvas where transition occurs
*/
class UIItemHorizontalFadeSlide(
parent: UICanvas,
initialX: Int,
initialY: Int,
width: Int,
height: Int,
parent: UICanvas,
initialX: Int,
initialY: Int,
width: Int,
height: Int,
//transitionLength: Float,
currentPosition: Float,
vararg uis: UICanvas
) : UIItemTransitionContainer(parent, initialX, initialY, width, height, 0.12f, currentPosition, uis) {
currentPosition: Float,
private val uisOnLeft: List<UICanvas>,
private val uisOnCentre: List<UICanvas>,
private val uisOnRight: List<UICanvas> = emptyList(),
) : UIItemTransitionContainer(parent, initialX, initialY, width, height, 0.12f, currentPosition, emptyList()) {
fun getOffX(index: Int) = ((currentPosition - index) * width / 2f).roundToInt()
fun getOffX(index: Int) = -((currentPosition - index) * width / 2f).roundToInt()
fun getOpacity(index: Int) = 1f - (currentPosition - index).absoluteValue.coerceIn(0f, 1f)
private var leftUI: UICanvas = uisOnLeft.firstOrNull() ?: NullUI
private var centreUI: UICanvas = uisOnCentre.firstOrNull() ?: NullUI
private var rightUI: UICanvas = uisOnRight.firstOrNull() ?: NullUI
override val uis: List<UICanvas>; get() = listOf(leftUI, centreUI, rightUI)
fun setLeftUI(index: Int) {
leftUI = uisOnLeft[index]
}
fun setCentreUI(index: Int) {
centreUI = uisOnCentre[index]
}
fun setRightUI(index: Int) {
rightUI = uisOnRight[index]
}
init {
// re-position the uis according to the initial choice of currentPosition
uis.forEachIndexed { index, it ->
it.posX = 0 + getOffX(index)
it.initialX = 0 + getOffX(index)
uisOnLeft.forEachIndexed { index, it ->
it.posX = getOffX(0)
it.initialX = getOffX(0)
it.posY = 0
it.initialY = 0
it.opacity = getOpacity(index)
it.opacity = getOpacity(0)
}
uisOnCentre.forEachIndexed { index, it ->
it.posX = getOffX(1)
it.initialX = getOffX(1)
it.posY = 0
it.initialY = 0
it.opacity = getOpacity(1)
}
uisOnRight.forEachIndexed { index, it ->
it.posX = getOffX(2)
it.initialX = getOffX(2)
it.posY = 0
it.initialY = 0
it.opacity = getOpacity(2)
}
}
override fun onTransition(currentPosition: Float, uis: Array<out UICanvas>) {
override fun onTransition(currentPosition: Float, uis: List<UICanvas>) {
uis.forEachIndexed { index, it ->
it.posX = -getOffX(index)
it.posX = getOffX(index)
it.posY = it.initialY
it.opacity = getOpacity(index)
}