Twidere-App-Android-Twitter.../twidere/src/main/kotlin/org/mariotaku/twidere/extension/RectExtensions.kt

78 lines
1.9 KiB
Kotlin

/*
* Twidere - Twitter client for Android
*
* Copyright (C) 2012-2017 Mariotaku Lee <mariotaku.lee@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.mariotaku.twidere.extension
import android.graphics.Point
import android.graphics.Rect
import androidx.core.view.ViewCompat
/**
* Created by mariotaku on 2017/2/20.
*/
val Rect.origin: Point get() = Point(left, top)
fun Rect.offsetTopTo(y: Int) {
offsetTo(left, y)
}
fun Rect.offsetBottomTo(y: Int) {
offsetTo(left, y - height())
}
fun Rect.offsetLeftTo(x: Int) {
offsetTo(x, top)
}
fun Rect.offsetRightTo(x: Int) {
offsetTo(x - width(), top)
}
fun Rect.offsetStartTo(x: Int, layoutDirection: Int) {
if (layoutDirection == ViewCompat.LAYOUT_DIRECTION_RTL) {
offsetRightTo(x)
} else {
offsetLeftTo(x)
}
}
fun Rect.offsetEndTo(x: Int, layoutDirection: Int) {
if (layoutDirection == ViewCompat.LAYOUT_DIRECTION_RTL) {
offsetLeftTo(x)
} else {
offsetRightTo(x)
}
}
fun Rect.getStart(layoutDirection: Int): Int {
return if (layoutDirection == ViewCompat.LAYOUT_DIRECTION_RTL) {
this.right
} else {
this.left
}
}
fun Rect.getEnd(layoutDirection: Int): Int {
return if (layoutDirection == ViewCompat.LAYOUT_DIRECTION_RTL) {
this.left
} else {
this.right
}
}