/* globals jQuery */
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/**
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* ext-star.js
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*
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*
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* @copyright 2010 CloudCanvas, Inc. All rights reserved
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*
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*/
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export default {
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name: 'star',
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async init (S) {
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const svgEditor = this;
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const $ = jQuery;
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const svgCanvas = svgEditor.canvas;
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const {importLocale} = S; // {svgcontent},
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let
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selElems,
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// editingitex = false,
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// svgdoc = S.svgroot.parentNode.ownerDocument,
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started,
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newFO;
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// edg = 0,
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// newFOG, newFOGParent, newDef, newImageName, newMaskID,
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// undoCommand = 'Not image',
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// modeChangeG, ccZoom, wEl, hEl, wOffset, hOffset, ccRgbEl, brushW, brushH;
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const strings = await importLocale();
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function showPanel (on) {
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let fcRules = $('#fc_rules');
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if (!fcRules.length) {
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fcRules = $('<style id="fc_rules"></style>').appendTo('head');
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}
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fcRules.text(!on ? '' : ' #tool_topath { display: none !important; }');
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$('#star_panel').toggle(on);
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}
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/*
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function toggleSourceButtons(on){
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$('#star_save, #star_cancel').toggle(on);
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}
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*/
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function setAttr (attr, val) {
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svgCanvas.changeSelectedAttribute(attr, val);
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svgCanvas.call('changed', selElems);
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}
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/*
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function cot(n){
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return 1 / Math.tan(n);
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}
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function sec(n){
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return 1 / Math.cos(n);
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}
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*/
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const buttons = [{
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id: 'tool_star',
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icon: svgEditor.curConfig.extIconsPath + 'star.png',
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type: 'mode',
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position: 12,
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events: {
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click () {
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showPanel(true);
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svgCanvas.setMode('star');
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}
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}
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}];
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const contextTools = [{
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type: 'input',
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panel: 'star_panel',
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id: 'starNumPoints',
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size: 3,
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defval: 5,
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events: {
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change () {
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setAttr('point', this.value);
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}
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}
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}, {
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type: 'input',
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panel: 'star_panel',
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id: 'starRadiusMulitplier',
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size: 3,
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defval: 2.5
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}, {
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type: 'input',
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panel: 'star_panel',
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id: 'radialShift',
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size: 3,
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defval: 0,
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events: {
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change () {
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setAttr('radialshift', this.value);
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}
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}
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}];
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return {
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name: strings.name,
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svgicons: svgEditor.curConfig.extIconsPath + 'star-icons.svg',
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buttons: strings.buttons.map((button, i) => {
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return Object.assign(buttons[i], button);
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}),
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context_tools: strings.contextTools.map((contextTool, i) => {
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return Object.assign(contextTools[i], contextTool);
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}),
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callback () {
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$('#star_panel').hide();
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// const endChanges = function(){};
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},
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mouseDown (opts) {
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const rgb = svgCanvas.getColor('fill');
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// const ccRgbEl = rgb.substring(1, rgb.length);
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const sRgb = svgCanvas.getColor('stroke');
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// const ccSRgbEl = sRgb.substring(1, rgb.length);
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const sWidth = svgCanvas.getStrokeWidth();
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if (svgCanvas.getMode() === 'star') {
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started = true;
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newFO = svgCanvas.addSVGElementFromJson({
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element: 'polygon',
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attr: {
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cx: opts.start_x,
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cy: opts.start_y,
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id: svgCanvas.getNextId(),
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shape: 'star',
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point: document.getElementById('starNumPoints').value,
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r: 0,
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radialshift: document.getElementById('radialShift').value,
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r2: 0,
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orient: 'point',
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fill: rgb,
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strokecolor: sRgb,
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strokeWidth: sWidth
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}
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});
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return {
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started: true
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};
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}
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},
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mouseMove (opts) {
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if (!started) {
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return;
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}
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if (svgCanvas.getMode() === 'star') {
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const c = $(newFO).attr(['cx', 'cy', 'point', 'orient', 'fill', 'strokecolor', 'strokeWidth', 'radialshift']);
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let x = opts.mouse_x;
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let y = opts.mouse_y;
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const {cx, cy, fill, strokecolor, strokeWidth, radialshift, point, orient} = c,
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circumradius = (Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy))) / 1.5,
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inradius = circumradius / document.getElementById('starRadiusMulitplier').value;
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newFO.setAttribute('r', circumradius);
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newFO.setAttribute('r2', inradius);
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let polyPoints = '';
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for (let s = 0; point >= s; s++) {
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let angle = 2.0 * Math.PI * (s / point);
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if (orient === 'point') {
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angle -= (Math.PI / 2);
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} else if (orient === 'edge') {
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angle = (angle + (Math.PI / point)) - (Math.PI / 2);
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}
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x = (circumradius * Math.cos(angle)) + cx;
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y = (circumradius * Math.sin(angle)) + cy;
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polyPoints += x + ',' + y + ' ';
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if (!isNaN(inradius)) {
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angle = (2.0 * Math.PI * (s / point)) + (Math.PI / point);
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if (orient === 'point') {
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angle -= (Math.PI / 2);
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} else if (orient === 'edge') {
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angle = (angle + (Math.PI / point)) - (Math.PI / 2);
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}
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angle += radialshift;
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x = (inradius * Math.cos(angle)) + cx;
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y = (inradius * Math.sin(angle)) + cy;
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polyPoints += x + ',' + y + ' ';
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}
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}
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newFO.setAttribute('points', polyPoints);
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newFO.setAttribute('fill', fill);
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newFO.setAttribute('stroke', strokecolor);
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newFO.setAttribute('stroke-width', strokeWidth);
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/* const shape = */ newFO.getAttribute('shape');
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return {
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started: true
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};
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}
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},
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mouseUp () {
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if (svgCanvas.getMode() === 'star') {
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const attrs = $(newFO).attr(['r']);
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// svgCanvas.addToSelection([newFO], true);
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return {
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keep: (attrs.r !== '0'),
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element: newFO
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};
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}
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},
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selectedChanged (opts) {
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// Use this to update the current selected elements
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selElems = opts.elems;
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let i = selElems.length;
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while (i--) {
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const elem = selElems[i];
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if (elem && elem.getAttribute('shape') === 'star') {
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if (opts.selectedElement && !opts.multiselected) {
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// $('#starRadiusMulitplier').val(elem.getAttribute('r2'));
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$('#starNumPoints').val(elem.getAttribute('point'));
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$('#radialShift').val(elem.getAttribute('radialshift'));
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showPanel(true);
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} else {
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showPanel(false);
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}
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} else {
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showPanel(false);
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}
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}
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},
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elementChanged (opts) {
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// const elem = opts.elems[0];
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}
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};
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}
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};
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