commonMain.androidx.compose.ui.graphics.VertexMode.kt Maven / Gradle / Ivy
/*
* Copyright 2018 The Android Open Source Project
*
* 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 androidx.compose.ui.graphics
import androidx.compose.runtime.Immutable
/**
* Defines how a list of points is interpreted when drawing a set of triangles.
*
* Used by [Canvas.drawVertices].
*/
@Immutable
@kotlin.jvm.JvmInline
value class VertexMode internal constructor(@Suppress("unused") private val value: Int) {
companion object {
/**
* Draw each sequence of three points as the vertices of a triangle.
*/
val Triangles = VertexMode(0)
/**
* Draw each sliding window of three points as the vertices of a triangle.
*/
val TriangleStrip = VertexMode(1)
/**
* Draw the first point and each sliding window of two points as the vertices of a triangle.
*/
val TriangleFan = VertexMode(2)
}
override fun toString() = when (this) {
Triangles -> "Triangles"
TriangleStrip -> "TriangleStrip"
TriangleFan -> "TriangleFan"
else -> "Unknown"
}
}