Native: move samples to backend.native/tests/
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Svyatoslav Scherbina
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@@ -0,0 +1,96 @@
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import org.jetbrains.kotlin.gradle.dsl.KotlinJvmCompile
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import org.jetbrains.kotlin.gradle.targets.jvm.KotlinJvmTarget
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import org.jetbrains.kotlin.gradle.tasks.AbstractKotlinNativeCompile
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plugins {
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kotlin("multiplatform")
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}
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repositories {
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jcenter()
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}
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val hostOs = System.getProperty("os.name")
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val isWindows = hostOs.startsWith("Windows")
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val packageName = "kotlinx.interop.wasm.dom"
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val jsinteropKlibFile = buildDir.resolve("klib").resolve("$packageName-jsinterop.klib")
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kotlin {
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wasm32("html5Canvas") {
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binaries {
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executable {
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entryPoint = "sample.html5canvas.main"
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}
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}
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}
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jvm("httpServer")
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sourceSets {
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val html5CanvasMain by getting {
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dependencies {
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implementation(files(jsinteropKlibFile))
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}
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}
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val httpServerMain by getting {
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dependencies {
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implementation("io.ktor:ktor-server-netty:1.2.1")
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}
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}
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}
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}
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val jsinterop by tasks.creating(Exec::class) {
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workingDir = projectDir
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val ext = if (isWindows) ".bat" else ""
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val distributionPath = project.properties["kotlin.native.home"] as String?
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if (distributionPath != null) {
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val jsinteropCommand = file(distributionPath).resolve("bin").resolve("jsinterop$ext")
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inputs.property("jsinteropCommand", jsinteropCommand)
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inputs.property("jsinteropPackageName", packageName)
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outputs.file(jsinteropKlibFile)
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commandLine(
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jsinteropCommand,
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"-pkg", packageName,
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"-o", jsinteropKlibFile,
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"-target", "wasm32"
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)
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} else {
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doFirst {
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// Abort build execution if the distribution path isn't specified.
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throw GradleException(
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"""
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|Kotlin/Native distribution path must be specified to build the JavaScript interop.
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|Use 'kotlin.native.home' project property to specify it.
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""".trimMargin()
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)
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}
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}
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}
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tasks.withType(AbstractKotlinNativeCompile::class).all {
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dependsOn(jsinterop)
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}
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val assemble by tasks.getting
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// This is to run embedded HTTP server with Ktor:
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val runProgram by tasks.creating(JavaExec::class) {
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dependsOn(assemble)
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val httpServer: KotlinJvmTarget by kotlin.targets
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val httpServerMainCompilation = httpServer.compilations["main"]
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main = "sample.html5canvas.httpserver.HttpServer"
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classpath = files(httpServerMainCompilation.output) + httpServerMainCompilation.runtimeDependencyFiles
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args = listOf(projectDir.toString())
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}
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tasks.withType(KotlinJvmCompile::class).all {
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runProgram.dependsOn(this)
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kotlinOptions.jvmTarget = "1.8"
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}
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@@ -0,0 +1,2 @@
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kotlin.code.style=official
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kotlin.import.noCommonSourceSets=true
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@@ -0,0 +1,14 @@
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<html>
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<head>
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<meta charset="utf-8">
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<script src="build/bin/html5Canvas/releaseExecutable/html5Canvas.wasm.js" wasm="build/bin/html5Canvas/releaseExecutable/html5Canvas.wasm"> </script>
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</head>
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<body>
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<canvas id="myCanvas" width="640" height="480" style="border:1px solid #000000;">
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</canvas>
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<p>Draw something using the mouse!</p>
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</body>
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</html>
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+53
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/*
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* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
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* that can be found in the license/LICENSE.txt file.
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*/
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package sample.html5canvas
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import kotlinx.interop.wasm.dom.*
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import kotlinx.wasm.jsinterop.*
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fun main() {
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val canvas = document.getElementById("myCanvas").asCanvas
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val ctx = canvas.getContext("2d")
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val rect = canvas.getBoundingClientRect()
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val rectLeft = rect.left
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val rectTop = rect.top
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var mouseX: Int = 0
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var mouseY: Int = 0
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var draw: Boolean = false
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document.setter("onmousemove") { arguments: ArrayList<JsValue> ->
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val event = MouseEvent(arguments[0])
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mouseX = event.getInt("clientX") - rectLeft
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mouseY = event.getInt("clientY") - rectTop
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if (mouseX < 0) mouseX = 0
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if (mouseX > 639) mouseX = 639
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if (mouseY < 0) mouseY = 0
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if (mouseY > 479) mouseY = 479
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}
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document.setter("onmousedown") {
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draw = true
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}
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document.setter("onmouseup") {
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draw = false
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}
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setInterval(10) {
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if (draw) {
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ctx.strokeStyle = "#222222"
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ctx.lineTo(mouseX, mouseY)
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ctx.stroke()
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} else {
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ctx.moveTo(mouseX, mouseY)
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ctx.stroke()
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}
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}
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}
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+59
@@ -0,0 +1,59 @@
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/*
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* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
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* that can be found in the license/LICENSE.txt file.
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*/
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@file:JvmName("HttpServer")
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package sample.html5canvas.httpserver
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import io.ktor.application.call
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import io.ktor.http.ContentType
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import io.ktor.http.content.LocalFileContent
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import io.ktor.http.content.default
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import io.ktor.http.content.files
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import io.ktor.http.content.static
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import io.ktor.response.respond
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import io.ktor.routing.get
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import io.ktor.routing.routing
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import io.ktor.server.engine.embeddedServer
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import io.ktor.server.netty.Netty
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import java.io.File
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fun main(args: Array<String>) {
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check(args.size == 1) { "Invalid number of arguments: $args.\nExpected one argument with content root." }
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val contentRoot = File(args[0])
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check(contentRoot.isDirectory) { "Invalid content root: $contentRoot." }
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println(
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"""
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IMPORTANT: Please open http://localhost:8080/ in your browser!
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To stop embedded HTTP server use Ctrl+C (Cmd+C for Mac OS X).
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""".trimIndent()
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)
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val server = embeddedServer(Netty, 8080) {
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routing {
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val wasm = "build/bin/html5Canvas/releaseExecutable/html5Canvas.wasm"
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get(wasm) {
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// TODO: ktor as of now doesn't know about 'application/wasm'.
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// The newer browsers (firefox and chrome at least) don't allow
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// 'application/octet-stream' for wasm anymore.
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// We provide the proper content type here and,
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// at the same time, put it into the ktor database.
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// Remove this whole get() clause when ktor fix is available.
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call.respond(LocalFileContent(File(wasm), ContentType("application", "wasm")))
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}
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static("/") {
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files(contentRoot)
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default("index.html")
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}
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}
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}
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server.start(wait = true)
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}
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