2020-07-11 05:36:31 -07:00

58 lines
1.8 KiB
Kotlin

package com.topjohnwu.magisk.databinding
import android.graphics.drawable.GradientDrawable
import android.graphics.drawable.InsetDrawable
import androidx.databinding.BindingAdapter
import androidx.recyclerview.widget.RecyclerView
import com.topjohnwu.magisk.ktx.startEndToLeftRight
import com.topjohnwu.magisk.ktx.toPx
import com.topjohnwu.magisk.utils.KItemDecoration
import kotlin.math.roundToInt
@BindingAdapter(
"dividerColor",
"dividerHorizontal",
"dividerSize",
"dividerAfterLast",
"dividerMarginStart",
"dividerMarginEnd",
"dividerMarginTop",
"dividerMarginBottom",
requireAll = false
)
fun setDivider(
view: RecyclerView,
color: Int,
horizontal: Boolean,
_size: Float,
_afterLast: Boolean?,
marginStartF: Float,
marginEndF: Float,
marginTopF: Float,
marginBottomF: Float
) {
val orientation = if (horizontal) RecyclerView.HORIZONTAL else RecyclerView.VERTICAL
val size = if (_size > 0) _size.roundToInt() else 1.toPx()
val (width, height) = if (horizontal) size to 1 else 1 to size
val afterLast = _afterLast ?: true
val marginStart = marginStartF.roundToInt()
val marginEnd = marginEndF.roundToInt()
val marginTop = marginTopF.roundToInt()
val marginBottom = marginBottomF.roundToInt()
val (marginLeft, marginRight) = view.context.startEndToLeftRight(marginStart, marginEnd)
val drawable = GradientDrawable().apply {
setSize(width, height)
shape = GradientDrawable.RECTANGLE
setColor(color)
}.let {
InsetDrawable(it, marginLeft, marginTop, marginRight, marginBottom)
}
val decoration = KItemDecoration(view.context, orientation)
.setDeco(drawable)
.apply { showAfterLast = afterLast }
view.addItemDecoration(decoration)
}