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renderer.js
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renderer.js
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/* */
"format esm";
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { RenderComponentType } from 'angular2/src/core/render/api';
import { ClientMessageBrokerFactory, FnArg, UiArguments } from "angular2/src/web_workers/shared/client_message_broker";
import { isPresent, isBlank } from "angular2/src/facade/lang";
import { ListWrapper } from 'angular2/src/facade/collection';
import { Injectable } from "angular2/src/core/di";
import { RenderStore } from 'angular2/src/web_workers/shared/render_store';
import { RENDERER_CHANNEL } from 'angular2/src/web_workers/shared/messaging_api';
import { Serializer, RenderStoreObject } from 'angular2/src/web_workers/shared/serializer';
import { EVENT_CHANNEL } from 'angular2/src/web_workers/shared/messaging_api';
import { MessageBus } from 'angular2/src/web_workers/shared/message_bus';
import { ObservableWrapper } from 'angular2/src/facade/async';
import { ViewEncapsulation } from 'angular2/src/core/metadata/view';
import { deserializeGenericEvent } from './event_deserializer';
export let WebWorkerRootRenderer = class {
constructor(messageBrokerFactory, bus, _serializer, _renderStore) {
this._serializer = _serializer;
this._renderStore = _renderStore;
this.globalEvents = new NamedEventEmitter();
this._componentRenderers = new Map();
this._messageBroker = messageBrokerFactory.createMessageBroker(RENDERER_CHANNEL);
bus.initChannel(EVENT_CHANNEL);
var source = bus.from(EVENT_CHANNEL);
ObservableWrapper.subscribe(source, (message) => this._dispatchEvent(message));
}
_dispatchEvent(message) {
var eventName = message['eventName'];
var target = message['eventTarget'];
var event = deserializeGenericEvent(message['event']);
if (isPresent(target)) {
this.globalEvents.dispatchEvent(eventNameWithTarget(target, eventName), event);
}
else {
var element = this._serializer.deserialize(message['element'], RenderStoreObject);
element.events.dispatchEvent(eventName, event);
}
}
renderComponent(componentType) {
var result = this._componentRenderers.get(componentType.id);
if (isBlank(result)) {
result = new WebWorkerRenderer(this, componentType);
this._componentRenderers.set(componentType.id, result);
var id = this._renderStore.allocateId();
this._renderStore.store(result, id);
this.runOnService('renderComponent', [
new FnArg(componentType, RenderComponentType),
new FnArg(result, RenderStoreObject),
]);
}
return result;
}
runOnService(fnName, fnArgs) {
var args = new UiArguments(fnName, fnArgs);
this._messageBroker.runOnService(args, null);
}
allocateNode() {
var result = new WebWorkerRenderNode();
var id = this._renderStore.allocateId();
this._renderStore.store(result, id);
return result;
}
allocateId() { return this._renderStore.allocateId(); }
destroyNodes(nodes) {
for (var i = 0; i < nodes.length; i++) {
this._renderStore.remove(nodes[i]);
}
}
};
WebWorkerRootRenderer = __decorate([
Injectable(),
__metadata('design:paramtypes', [ClientMessageBrokerFactory, MessageBus, Serializer, RenderStore])
], WebWorkerRootRenderer);
export class WebWorkerRenderer {
constructor(_rootRenderer, _componentType) {
this._rootRenderer = _rootRenderer;
this._componentType = _componentType;
}
renderComponent(componentType) {
return this._rootRenderer.renderComponent(componentType);
}
_runOnService(fnName, fnArgs) {
var fnArgsWithRenderer = [new FnArg(this, RenderStoreObject)].concat(fnArgs);
this._rootRenderer.runOnService(fnName, fnArgsWithRenderer);
}
selectRootElement(selector) {
var node = this._rootRenderer.allocateNode();
this._runOnService('selectRootElement', [new FnArg(selector, null), new FnArg(node, RenderStoreObject)]);
return node;
}
createElement(parentElement, name) {
var node = this._rootRenderer.allocateNode();
this._runOnService('createElement', [
new FnArg(parentElement, RenderStoreObject),
new FnArg(name, null),
new FnArg(node, RenderStoreObject)
]);
return node;
}
createViewRoot(hostElement) {
var viewRoot = this._componentType.encapsulation === ViewEncapsulation.Native ?
this._rootRenderer.allocateNode() :
hostElement;
this._runOnService('createViewRoot', [new FnArg(hostElement, RenderStoreObject), new FnArg(viewRoot, RenderStoreObject)]);
return viewRoot;
}
createTemplateAnchor(parentElement) {
var node = this._rootRenderer.allocateNode();
this._runOnService('createTemplateAnchor', [new FnArg(parentElement, RenderStoreObject), new FnArg(node, RenderStoreObject)]);
return node;
}
createText(parentElement, value) {
var node = this._rootRenderer.allocateNode();
this._runOnService('createText', [
new FnArg(parentElement, RenderStoreObject),
new FnArg(value, null),
new FnArg(node, RenderStoreObject)
]);
return node;
}
projectNodes(parentElement, nodes) {
this._runOnService('projectNodes', [new FnArg(parentElement, RenderStoreObject), new FnArg(nodes, RenderStoreObject)]);
}
attachViewAfter(node, viewRootNodes) {
this._runOnService('attachViewAfter', [new FnArg(node, RenderStoreObject), new FnArg(viewRootNodes, RenderStoreObject)]);
}
detachView(viewRootNodes) {
this._runOnService('detachView', [new FnArg(viewRootNodes, RenderStoreObject)]);
}
destroyView(hostElement, viewAllNodes) {
this._runOnService('destroyView', [new FnArg(hostElement, RenderStoreObject), new FnArg(viewAllNodes, RenderStoreObject)]);
this._rootRenderer.destroyNodes(viewAllNodes);
}
setElementProperty(renderElement, propertyName, propertyValue) {
this._runOnService('setElementProperty', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(propertyName, null),
new FnArg(propertyValue, null)
]);
}
setElementAttribute(renderElement, attributeName, attributeValue) {
this._runOnService('setElementAttribute', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(attributeName, null),
new FnArg(attributeValue, null)
]);
}
setBindingDebugInfo(renderElement, propertyName, propertyValue) {
this._runOnService('setBindingDebugInfo', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(propertyName, null),
new FnArg(propertyValue, null)
]);
}
setElementDebugInfo(renderElement, info) { }
setElementClass(renderElement, className, isAdd) {
this._runOnService('setElementClass', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(className, null),
new FnArg(isAdd, null)
]);
}
setElementStyle(renderElement, styleName, styleValue) {
this._runOnService('setElementStyle', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(styleName, null),
new FnArg(styleValue, null)
]);
}
invokeElementMethod(renderElement, methodName, args) {
this._runOnService('invokeElementMethod', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(methodName, null),
new FnArg(args, null)
]);
}
setText(renderNode, text) {
this._runOnService('setText', [new FnArg(renderNode, RenderStoreObject), new FnArg(text, null)]);
}
listen(renderElement, name, callback) {
renderElement.events.listen(name, callback);
var unlistenCallbackId = this._rootRenderer.allocateId();
this._runOnService('listen', [
new FnArg(renderElement, RenderStoreObject),
new FnArg(name, null),
new FnArg(unlistenCallbackId, null)
]);
return () => {
renderElement.events.unlisten(name, callback);
this._runOnService('listenDone', [new FnArg(unlistenCallbackId, null)]);
};
}
listenGlobal(target, name, callback) {
this._rootRenderer.globalEvents.listen(eventNameWithTarget(target, name), callback);
var unlistenCallbackId = this._rootRenderer.allocateId();
this._runOnService('listenGlobal', [new FnArg(target, null), new FnArg(name, null), new FnArg(unlistenCallbackId, null)]);
return () => {
this._rootRenderer.globalEvents.unlisten(eventNameWithTarget(target, name), callback);
this._runOnService('listenDone', [new FnArg(unlistenCallbackId, null)]);
};
}
}
export class NamedEventEmitter {
_getListeners(eventName) {
if (isBlank(this._listeners)) {
this._listeners = new Map();
}
var listeners = this._listeners.get(eventName);
if (isBlank(listeners)) {
listeners = [];
this._listeners.set(eventName, listeners);
}
return listeners;
}
listen(eventName, callback) { this._getListeners(eventName).push(callback); }
unlisten(eventName, callback) {
ListWrapper.remove(this._getListeners(eventName), callback);
}
dispatchEvent(eventName, event) {
var listeners = this._getListeners(eventName);
for (var i = 0; i < listeners.length; i++) {
listeners[i](event);
}
}
}
function eventNameWithTarget(target, eventName) {
return `${target}:${eventName}`;
}
export class WebWorkerRenderNode {
constructor() {
this.events = new NamedEventEmitter();
}
}