svgedit/dist/extensions/ext-star.js

294 lines
11 KiB
JavaScript

var svgEditorExtension_star = (function () {
'use strict';
var asyncToGenerator = function (fn) {
return function () {
var gen = fn.apply(this, arguments);
return new Promise(function (resolve, reject) {
function step(key, arg) {
try {
var info = gen[key](arg);
var value = info.value;
} catch (error) {
reject(error);
return;
}
if (info.done) {
resolve(value);
} else {
return Promise.resolve(value).then(function (value) {
step("next", value);
}, function (err) {
step("throw", err);
});
}
}
return step("next");
});
};
};
/* globals jQuery */
/**
* ext-star.js
*
*
* @copyright 2010 CloudCanvas, Inc. All rights reserved
*
*/
var extStar = {
name: 'star',
init: function () {
var _ref = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(S) {
var svgEditor, $, svgCanvas, importLocale, selElems, started, newFO, strings, showPanel, setAttr, buttons, contextTools;
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
setAttr = function setAttr(attr, val) {
svgCanvas.changeSelectedAttribute(attr, val);
svgCanvas.call('changed', selElems);
};
showPanel = function showPanel(on) {
var fcRules = $('#fc_rules');
if (!fcRules.length) {
fcRules = $('<style id="fc_rules"></style>').appendTo('head');
}
fcRules.text(!on ? '' : ' #tool_topath { display: none !important; }');
$('#star_panel').toggle(on);
};
svgEditor = this;
$ = jQuery;
svgCanvas = svgEditor.canvas;
importLocale = S.importLocale; // {svgcontent},
selElems = void 0, started = void 0, newFO = void 0;
// edg = 0,
// newFOG, newFOGParent, newDef, newImageName, newMaskID,
// undoCommand = 'Not image',
// modeChangeG, ccZoom, wEl, hEl, wOffset, hOffset, ccRgbEl, brushW, brushH;
_context.next = 9;
return importLocale();
case 9:
strings = _context.sent;
/*
function cot(n){
return 1 / Math.tan(n);
}
function sec(n){
return 1 / Math.cos(n);
}
*/
buttons = [{
id: 'tool_star',
icon: svgEditor.curConfig.extIconsPath + 'star.png',
type: 'mode',
position: 12,
events: {
click: function click() {
showPanel(true);
svgCanvas.setMode('star');
}
}
}];
contextTools = [{
type: 'input',
panel: 'star_panel',
id: 'starNumPoints',
size: 3,
defval: 5,
events: {
change: function change() {
setAttr('point', this.value);
}
}
}, {
type: 'input',
panel: 'star_panel',
id: 'starRadiusMulitplier',
size: 3,
defval: 2.5
}, {
type: 'input',
panel: 'star_panel',
id: 'radialShift',
size: 3,
defval: 0,
events: {
change: function change() {
setAttr('radialshift', this.value);
}
}
}];
return _context.abrupt('return', {
name: strings.name,
svgicons: svgEditor.curConfig.extIconsPath + 'star-icons.svg',
buttons: strings.buttons.map(function (button, i) {
return Object.assign(buttons[i], button);
}),
context_tools: strings.contextTools.map(function (contextTool, i) {
return Object.assign(contextTools[i], contextTool);
}),
callback: function callback() {
$('#star_panel').hide();
// const endChanges = function(){};
},
mouseDown: function mouseDown(opts) {
var rgb = svgCanvas.getColor('fill');
// const ccRgbEl = rgb.substring(1, rgb.length);
var sRgb = svgCanvas.getColor('stroke');
// const ccSRgbEl = sRgb.substring(1, rgb.length);
var sWidth = svgCanvas.getStrokeWidth();
if (svgCanvas.getMode() === 'star') {
started = true;
newFO = svgCanvas.addSVGElementFromJson({
element: 'polygon',
attr: {
cx: opts.start_x,
cy: opts.start_y,
id: svgCanvas.getNextId(),
shape: 'star',
point: document.getElementById('starNumPoints').value,
r: 0,
radialshift: document.getElementById('radialShift').value,
r2: 0,
orient: 'point',
fill: rgb,
strokecolor: sRgb,
strokeWidth: sWidth
}
});
return {
started: true
};
}
},
mouseMove: function mouseMove(opts) {
if (!started) {
return;
}
if (svgCanvas.getMode() === 'star') {
var c = $(newFO).attr(['cx', 'cy', 'point', 'orient', 'fill', 'strokecolor', 'strokeWidth', 'radialshift']);
var x = opts.mouse_x;
var y = opts.mouse_y;
var cx = c.cx,
cy = c.cy,
fill = c.fill,
strokecolor = c.strokecolor,
strokeWidth = c.strokeWidth,
radialshift = c.radialshift,
point = c.point,
orient = c.orient,
circumradius = Math.sqrt((x - cx) * (x - cx) + (y - cy) * (y - cy)) / 1.5,
inradius = circumradius / document.getElementById('starRadiusMulitplier').value;
newFO.setAttributeNS(null, 'r', circumradius);
newFO.setAttributeNS(null, 'r2', inradius);
var polyPoints = '';
for (var s = 0; point >= s; s++) {
var angle = 2.0 * Math.PI * (s / point);
if (orient === 'point') {
angle -= Math.PI / 2;
} else if (orient === 'edge') {
angle = angle + Math.PI / point - Math.PI / 2;
}
x = circumradius * Math.cos(angle) + cx;
y = circumradius * Math.sin(angle) + cy;
polyPoints += x + ',' + y + ' ';
if (!isNaN(inradius)) {
angle = 2.0 * Math.PI * (s / point) + Math.PI / point;
if (orient === 'point') {
angle -= Math.PI / 2;
} else if (orient === 'edge') {
angle = angle + Math.PI / point - Math.PI / 2;
}
angle += radialshift;
x = inradius * Math.cos(angle) + cx;
y = inradius * Math.sin(angle) + cy;
polyPoints += x + ',' + y + ' ';
}
}
newFO.setAttributeNS(null, 'points', polyPoints);
newFO.setAttributeNS(null, 'fill', fill);
newFO.setAttributeNS(null, 'stroke', strokecolor);
newFO.setAttributeNS(null, 'stroke-width', strokeWidth);
/* const shape = */newFO.getAttributeNS(null, 'shape');
return {
started: true
};
}
},
mouseUp: function mouseUp() {
if (svgCanvas.getMode() === 'star') {
var attrs = $(newFO).attr(['r']);
// svgCanvas.addToSelection([newFO], true);
return {
keep: attrs.r !== '0',
element: newFO
};
}
},
selectedChanged: function selectedChanged(opts) {
// Use this to update the current selected elements
selElems = opts.elems;
var i = selElems.length;
while (i--) {
var elem = selElems[i];
if (elem && elem.getAttributeNS(null, 'shape') === 'star') {
if (opts.selectedElement && !opts.multiselected) {
// $('#starRadiusMulitplier').val(elem.getAttribute('r2'));
$('#starNumPoints').val(elem.getAttribute('point'));
$('#radialShift').val(elem.getAttribute('radialshift'));
showPanel(true);
} else {
showPanel(false);
}
} else {
showPanel(false);
}
}
},
elementChanged: function elementChanged(opts) {
// const elem = opts.elems[0];
}
});
case 13:
case 'end':
return _context.stop();
}
}
}, _callee, this);
}));
function init(_x) {
return _ref.apply(this, arguments);
}
return init;
}()
};
return extStar;
}());