commonMain.com.github.panpf.sketch.util.extensions_compose_utils.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of sketch-extensions-compose-desktop Show documentation

Sketch is an image loading library specially designed for Compose Multiplatform and Android View

There is a newer version: 4.0.0

Show newest version

/*
 * Copyright (C) 2024 panpf 
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.github.panpf.sketch.util

import kotlin.math.pow
import kotlin.math.round

/**
 * Format the number to the specified number of decimal places
 *
 * @see com.github.panpf.sketch.extensions.compose.common.test.util.ExtensionsComposeUtilsTest.testFormat
 */
internal fun Float.format(newScale: Int): Float {
    return if (this.isNaN()) {
        this
    } else {
        val multiplier = 10.0.pow(newScale)
        (round(this * multiplier) / multiplier).toFloat()
    }
}