mirror of
https://bitbucket.org/wisemapping/wisemapping-frontend.git
synced 2024-11-30 01:24:55 +01:00
249 lines
8.3 KiB
JavaScript
249 lines
8.3 KiB
JavaScript
/*
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* Copyright [2015] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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const EventUtils = require('../utils/EventUtils').default; //eslint-disable-line
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const TransformUtil = require('../utils/TransformUtils').default; //eslint-disable-line
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const Element = require('../../Element').default; //eslint-disable-line
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const ElementPeer = new Class({ //eslint-disable-line
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initialize: function (svgElement) {
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this._native = svgElement;
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if (!this._native.addEvent) {
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// Hack bug: https://bugzilla.mozilla.org/show_bug.cgi?id=740811
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for (var key in Element) {
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this._native[key] = Element.prototype[key];
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}
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}
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this._size = { width: 1, height: 1 };
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this._changeListeners = {};
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// http://support.adobe.com/devsup/devsup.nsf/docs/50493.htm
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},
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setChildren: function (children) {
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this._children = children;
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},
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getChildren: function () {
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var result = this._children;
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if (!$defined(result)) { //eslint-disable-line
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result = [];
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this._children = result;
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}
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return result;
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},
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getParent: function () {
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return this._parent;
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},
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setParent: function (parent) {
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this._parent = parent;
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},
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append: function (elementPeer) {
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// Store parent and child relationship.
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elementPeer.setParent(this);
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var children = this.getChildren();
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children.include(elementPeer);
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// Append element as a child.
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this._native.appendChild(elementPeer._native);
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// Broadcast events ...
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EventUtils.broadcastChangeEvent(this, 'strokeStyle');
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},
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removeChild: function (elementPeer) {
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// Store parent and child relationship.
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elementPeer.setParent(null);
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var children = this.getChildren();
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// Remove from children array ...
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var oldLength = children.length;
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children.erase(elementPeer);
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$assert(children.length < oldLength, 'element could not be removed:' + elementPeer); //eslint-disable-line
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// Append element as a child.
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this._native.removeChild(elementPeer._native);
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},
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/**
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* http://www.w3.org/TR/DOM-Level-3-Events/events.html
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* http://developer.mozilla.org/en/docs/addEvent
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*/
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addEvent: function (type, listener) {
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$(this._native).bind(type, listener); //eslint-disable-line
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},
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trigger: function (type, event) {
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$(this._native).trigger(type, event); //eslint-disable-line
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},
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cloneEvents: function (from) {
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this._native.cloneEvents(from);
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},
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removeEvent: function (type, listener) {
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$(this._native).unbind(type, listener); //eslint-disable-line
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},
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setSize: function (width, height) {
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if ($defined(width) && this._size.width != parseInt(width)) { //eslint-disable-line
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this._size.width = parseInt(width);
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this._native.setAttribute('width', parseInt(width));
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}
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if ($defined(height) && this._size.height != parseInt(height)) { //eslint-disable-line
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this._size.height = parseInt(height);
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this._native.setAttribute('height', parseInt(height));
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}
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EventUtils.broadcastChangeEvent(this, 'strokeStyle');
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},
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getSize: function () {
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return { width: this._size.width, height: this._size.height };
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},
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setFill: function (color, opacity) {
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if ($defined(color)) { //eslint-disable-line
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this._native.setAttribute('fill', color);
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}
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if ($defined(opacity)) { //eslint-disable-line
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this._native.setAttribute('fill-opacity', opacity);
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}
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},
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getFill: function () {
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var color = this._native.getAttribute('fill');
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var opacity = this._native.getAttribute('fill-opacity');
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return { color: color, opacity: Number(opacity) };
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},
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getStroke: function () {
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var vmlStroke = this._native;
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var color = vmlStroke.getAttribute('stroke');
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var dashstyle = this._stokeStyle;
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var opacity = vmlStroke.getAttribute('stroke-opacity');
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var width = vmlStroke.getAttribute('stroke-width');
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return { color: color, style: dashstyle, opacity: opacity, width: width };
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},
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setStroke: function (width, style, color, opacity) {
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if ($defined(width)) { //eslint-disable-line
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this._native.setAttribute('stroke-width', width + 'px');
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}
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if ($defined(color)) { //eslint-disable-line
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this._native.setAttribute('stroke', color);
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}
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if ($defined(style)) { //eslint-disable-line
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// Scale the dash array in order to be equal to VML. In VML, stroke style doesn't scale.
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var dashArrayPoints = this.__stokeStyleToStrokDasharray[style];
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var scale = 1 / TransformUtil.workoutScale(this).width;
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var strokeWidth = this._native.getAttribute('stroke-width');
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strokeWidth = parseFloat(strokeWidth);
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var scaledPoints = [];
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for (var i = 0; i < dashArrayPoints.length; i++) {
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// VML scale the stroke based on the stroke width.
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scaledPoints[i] = dashArrayPoints[i] * strokeWidth;
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// Scale the points based on the scale.
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scaledPoints[i] = scaledPoints[i] * scale + 'px';
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}
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// this._native.setAttribute('stroke-dasharray', scaledPoints);
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this._stokeStyle = style;
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}
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if ($defined(opacity)) { //eslint-disable-line
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this._native.setAttribute('stroke-opacity', opacity);
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}
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},
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/*
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* style='visibility: visible'
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*/
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setVisibility: function (isVisible) {
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this._native.setAttribute('visibility', isVisible ? 'visible' : 'hidden');
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},
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isVisible: function () {
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var visibility = this._native.getAttribute('visibility');
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return !(visibility == 'hidden');
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},
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updateStrokeStyle: function () {
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var strokeStyle = this._stokeStyle;
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if (this.getParent()) {
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if (strokeStyle && strokeStyle != 'solid') {
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this.setStroke(null, strokeStyle);
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}
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}
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},
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attachChangeEventListener: function (type, listener) {
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var listeners = this.getChangeEventListeners(type);
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if (!$defined(listener)) { //eslint-disable-line
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throw 'Listener can not be null';
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}
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listeners.push(listener);
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},
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getChangeEventListeners: function (type) {
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var listeners = this._changeListeners[type];
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if (!$defined(listeners)) { //eslint-disable-line
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listeners = [];
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this._changeListeners[type] = listeners;
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}
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return listeners;
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},
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/**
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* Move element to the front
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*/
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moveToFront: function () {
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this._native.parentNode.appendChild(this._native);
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},
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/**
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* Move element to the back
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*/
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moveToBack: function () {
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this._native.parentNode.insertBefore(this._native, this._native.parentNode.firstChild);
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},
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setCursor: function (type) {
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this._native.style.cursor = type;
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},
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});
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ElementPeer.prototype.svgNamespace = 'http://www.w3.org/2000/svg';
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ElementPeer.prototype.linkNamespace = 'http://www.w3.org/1999/xlink';
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ElementPeer.prototype.__stokeStyleToStrokDasharray = {
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solid: [],
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dot: [1, 3],
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dash: [4, 3],
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longdash: [10, 2],
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dashdot: [5, 3, 1, 3],
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};
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export default ElementPeer; //eslint-disable-line
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