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Changes: - added k/wasm target to library and demo - added libs.versions.toml with coroutines version Tested: - using demo project - publishToMavenLocal I'll setup the test separately. --------- Co-authored-by: Oleksandr.Karpovich <oleksandr.karpovich@jetbrains.com>pull/4031/head
Oleksandr Karpovich
12 months ago
committed by
GitHub
13 changed files with 198 additions and 8 deletions
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[versions] |
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kotlinx-coroutines = "1.8.0-RC" |
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[libraries] |
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kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlinx-coroutines" } |
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kotlinx-coroutines-swing = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-swing", version.ref = "kotlinx-coroutines" } |
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kotlinx-coroutines-test = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-test", version.ref = "kotlinx-coroutines" } |
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import androidx.compose.ui.ExperimentalComposeUiApi |
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import androidx.compose.ui.window.CanvasBasedWindow |
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import org.jetbrains.compose.resources.ExperimentalResourceApi |
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import org.jetbrains.compose.resources.configureWebResources |
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import org.jetbrains.compose.resources.demo.shared.UseResources |
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@OptIn(ExperimentalComposeUiApi::class, ExperimentalResourceApi::class) |
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fun main() { |
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configureWebResources { |
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// Not necessary - It's the same as the default. We add it here just to present this feature. |
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resourcePathMapping { path -> "./$path" } |
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} |
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CanvasBasedWindow("Resources demo + K/Wasm") { |
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UseResources() |
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} |
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} |
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<!DOCTYPE html> |
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<html lang="en"> |
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<head> |
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<meta charset="UTF-8"> |
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<title>Resources demo + K/Wasm</title> |
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</head> |
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<body> |
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<canvas id="ComposeTarget"></canvas> |
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<script src="shared.js"></script> |
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</body> |
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</html> |
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package org.jetbrains.compose.resources |
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import org.jetbrains.compose.resources.vector.xmldom.Element |
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import org.jetbrains.compose.resources.vector.xmldom.ElementImpl |
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import org.jetbrains.compose.resources.vector.xmldom.MalformedXMLException |
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import org.w3c.dom.parsing.DOMParser |
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internal actual fun ByteArray.toXmlElement(): Element { |
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val xmlString = decodeToString() |
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val xmlDom = DOMParser().parseFromString(xmlString, "application/xml".toJsString()) |
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val domElement = xmlDom.documentElement ?: throw MalformedXMLException("missing documentElement") |
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return ElementImpl(domElement.unsafeCast()) |
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} |
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package org.jetbrains.compose.resources |
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import kotlinx.browser.window |
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import kotlinx.coroutines.await |
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import org.khronos.webgl.ArrayBuffer |
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import org.khronos.webgl.Int8Array |
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import org.w3c.fetch.Response |
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import kotlin.wasm.unsafe.UnsafeWasmMemoryApi |
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import kotlin.wasm.unsafe.withScopedMemoryAllocator |
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/** |
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* Reads the content of the resource file at the specified path and returns it as a byte array. |
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* |
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* @param path The path of the file to read in the resource's directory. |
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* @return The content of the file as a byte array. |
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*/ |
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@ExperimentalResourceApi |
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actual suspend fun readResourceBytes(path: String): ByteArray { |
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val resPath = WebResourcesConfiguration.getResourcePath(path) |
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val response = window.fetch(resPath).await<Response>() |
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if (!response.ok) { |
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throw MissingResourceException(resPath) |
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} |
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return response.arrayBuffer().await<ArrayBuffer>().toByteArray() |
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} |
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private fun ArrayBuffer.toByteArray(): ByteArray { |
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val source = Int8Array(this, 0, byteLength) |
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return jsInt8ArrayToKotlinByteArray(source) |
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} |
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@JsFun( |
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""" (src, size, dstAddr) => { |
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const mem8 = new Int8Array(wasmExports.memory.buffer, dstAddr, size); |
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mem8.set(src); |
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} |
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""" |
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) |
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internal external fun jsExportInt8ArrayToWasm(src: Int8Array, size: Int, dstAddr: Int) |
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internal fun jsInt8ArrayToKotlinByteArray(x: Int8Array): ByteArray { |
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val size = x.length |
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@OptIn(UnsafeWasmMemoryApi::class) |
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return withScopedMemoryAllocator { allocator -> |
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val memBuffer = allocator.allocate(size) |
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val dstAddress = memBuffer.address.toInt() |
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jsExportInt8ArrayToWasm(x, size, dstAddress) |
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ByteArray(size) { i -> (memBuffer + i).loadByte() } |
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} |
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} |
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package org.jetbrains.compose.resources.vector.xmldom |
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import org.w3c.dom.Element as DomElement |
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internal class ElementImpl(val element: DomElement): NodeImpl(element), Element { |
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override val textContent: String? |
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get() = element.textContent |
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override val localName: String |
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get() = element.localName |
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override val namespaceURI: String |
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get() = element.namespaceURI ?: "" |
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override fun getAttributeNS(nameSpaceURI: String, localName: String): String = |
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element.getAttributeNS(nameSpaceURI, localName) ?: "" |
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override fun getAttribute(name: String): String = element.getAttribute(name) ?: "" |
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} |
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package org.jetbrains.compose.resources.vector.xmldom |
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import org.w3c.dom.Element as DomElement |
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import org.w3c.dom.Node as DomNode |
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internal open class NodeImpl(val n: DomNode): Node { |
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override val textContent: String? |
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get() = n.textContent |
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override val nodeName: String |
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get() = n.nodeName |
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override val localName = "" /* localName is not a Node property, only applies to Elements and Attrs */ |
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override val namespaceURI = "" /* namespaceURI is not a Node property, only applies to Elements and Attrs */ |
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override val childNodes: NodeList by lazy { |
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object: NodeList { |
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override fun item(i: Int): Node { |
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val child = n.childNodes.item(i) |
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?: throw IndexOutOfBoundsException("no child node accessible at index=$i") |
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return if (child is DomElement) ElementImpl(child) else NodeImpl(child) |
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} |
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override val length: Int = n.childNodes.length |
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} |
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} |
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override fun lookupPrefix(namespaceURI: String): String = n.lookupPrefix(namespaceURI) ?: "" |
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} |
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package org.jetbrains.compose.resources |
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import kotlinx.coroutines.CoroutineScope |
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actual fun runBlockingTest(block: suspend CoroutineScope.() -> Unit) { |
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TODO("To be implemented in PR 4031") |
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} |
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