svgedit/dist/extensions/ext-arrows.js

400 lines
14 KiB
JavaScript

var svgEditorExtension_arrows = (function () {
'use strict';
function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) {
try {
var info = gen[key](arg);
var value = info.value;
} catch (error) {
reject(error);
return;
}
if (info.done) {
resolve(value);
} else {
Promise.resolve(value).then(_next, _throw);
}
}
function _asyncToGenerator(fn) {
return function () {
var self = this,
args = arguments;
return new Promise(function (resolve, reject) {
var gen = fn.apply(self, args);
function _next(value) {
asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value);
}
function _throw(err) {
asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err);
}
_next(undefined);
});
};
}
/**
* @file ext-arrows.js
*
* @license MIT
*
* @copyright 2010 Alexis Deveria
*
*/
var extArrows = {
name: 'arrows',
init: function init(S) {
var _this = this;
return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2() {
var strings, svgEditor, svgCanvas, addElem, nonce, $, prefix, selElems, arrowprefix, randomizeIds, setArrowNonce, unsetArrowNonce, pathdata, getLinked, showPanel, resetMarker, addMarker, setArrow, colorChanged, contextTools;
return regeneratorRuntime.wrap(function _callee2$(_context2) {
while (1) {
switch (_context2.prev = _context2.next) {
case 0:
colorChanged = function _colorChanged(elem) {
var color = elem.getAttribute('stroke');
var mtypes = ['start', 'mid', 'end'];
var defs = svgCanvas.findDefs();
$.each(mtypes, function (i, type) {
var marker = getLinked(elem, 'marker-' + type);
if (!marker) {
return;
}
var curColor = $(marker).children().attr('fill');
var curD = $(marker).children().attr('d');
if (curColor === color) {
return;
}
var allMarkers = $(defs).find('marker');
var newMarker = null; // Different color, check if already made
allMarkers.each(function () {
var attrs = $(this).children().attr(['fill', 'd']);
if (attrs.fill === color && attrs.d === curD) {
// Found another marker with this color and this path
newMarker = this; // eslint-disable-line consistent-this
}
});
if (!newMarker) {
// Create a new marker with this color
var lastId = marker.id;
var dir = lastId.includes('_fw') ? 'fw' : 'bk';
newMarker = addMarker(dir, type, arrowprefix + dir + allMarkers.length);
$(newMarker).children().attr('fill', color);
}
$(elem).attr('marker-' + type, 'url(#' + newMarker.id + ')'); // Check if last marker can be removed
var remove = true;
$(S.svgcontent).find('line, polyline, path, polygon').each(function () {
var element = this; // eslint-disable-line consistent-this
$.each(mtypes, function (j, mtype) {
if ($(element).attr('marker-' + mtype) === 'url(#' + marker.id + ')') {
remove = false;
return remove;
}
return undefined;
});
if (!remove) {
return false;
}
return undefined;
}); // Not found, so can safely remove
if (remove) {
$(marker).remove();
}
});
};
setArrow = function _setArrow() {
resetMarker();
var type = this.value;
if (type === 'none') {
return;
} // Set marker on element
var dir = 'fw';
if (type === 'mid_bk') {
type = 'mid';
dir = 'bk';
} else if (type === 'both') {
addMarker('bk', type);
svgCanvas.changeSelectedAttribute('marker-start', 'url(#' + pathdata.bk.id + ')');
type = 'end';
dir = 'fw';
} else if (type === 'start') {
dir = 'bk';
}
addMarker(dir, type);
svgCanvas.changeSelectedAttribute('marker-' + type, 'url(#' + pathdata[dir].id + ')');
svgCanvas.call('changed', selElems);
};
addMarker = function _addMarker(dir, type, id) {
// TODO: Make marker (or use?) per arrow type, since refX can be different
id = id || arrowprefix + dir;
var data = pathdata[dir];
if (type === 'mid') {
data.refx = 5;
}
var marker = svgCanvas.getElem(id);
if (!marker) {
marker = addElem({
element: 'marker',
attr: {
viewBox: '0 0 10 10',
id: id,
refY: 5,
markerUnits: 'strokeWidth',
markerWidth: 5,
markerHeight: 5,
orient: 'auto',
style: 'pointer-events:none' // Currently needed for Opera
}
});
var arrow = addElem({
element: 'path',
attr: {
d: data.d,
fill: '#000000'
}
});
marker.append(arrow);
svgCanvas.findDefs().append(marker);
}
marker.setAttribute('refX', data.refx);
return marker;
};
resetMarker = function _resetMarker() {
var el = selElems[0];
el.removeAttribute('marker-start');
el.removeAttribute('marker-mid');
el.removeAttribute('marker-end');
};
showPanel = function _showPanel(on) {
$('#arrow_panel').toggle(on);
if (on) {
var el = selElems[0];
var end = el.getAttribute('marker-end');
var start = el.getAttribute('marker-start');
var mid = el.getAttribute('marker-mid');
var val;
if (end && start) {
val = 'both';
} else if (end) {
val = 'end';
} else if (start) {
val = 'start';
} else if (mid) {
val = 'mid';
if (mid.includes('bk')) {
val = 'mid_bk';
}
}
if (!start && !mid && !end) {
val = 'none';
}
$('#arrow_list').val(val);
}
};
getLinked = function _getLinked(elem, attr) {
var str = elem.getAttribute(attr);
if (!str) {
return null;
}
var m = str.match(/\(#(.*)\)/); // const m = str.match(/\(#(?<id>.+)\)/);
// if (!m || !m.groups.id) {
if (!m || m.length !== 2) {
return null;
}
return svgCanvas.getElem(m[1]); // return svgCanvas.getElem(m.groups.id);
};
unsetArrowNonce = function _unsetArrowNonce(win) {
randomizeIds = false;
arrowprefix = prefix;
pathdata.fw.id = arrowprefix + 'fw';
pathdata.bk.id = arrowprefix + 'bk';
};
setArrowNonce = function _setArrowNonce(win, n) {
randomizeIds = true;
arrowprefix = prefix + n + '_';
pathdata.fw.id = arrowprefix + 'fw';
pathdata.bk.id = arrowprefix + 'bk';
};
_context2.next = 10;
return S.importLocale();
case 10:
strings = _context2.sent;
svgEditor = _this;
svgCanvas = svgEditor.canvas;
// {svgcontent} = S,
addElem = svgCanvas.addSVGElementFromJson, nonce = S.nonce, $ = S.$, prefix = 'se_arrow_';
randomizeIds = S.randomize_ids;
/**
* @param {Window} win
* @param {!(string|Integer)} n
* @returns {void}
*/
svgCanvas.bind('setnonce', setArrowNonce);
svgCanvas.bind('unsetnonce', unsetArrowNonce);
if (randomizeIds) {
arrowprefix = prefix + nonce + '_';
} else {
arrowprefix = prefix;
}
pathdata = {
fw: {
d: 'm0,0l10,5l-10,5l5,-5l-5,-5z',
refx: 8,
id: arrowprefix + 'fw'
},
bk: {
d: 'm10,0l-10,5l10,5l-5,-5l5,-5z',
refx: 2,
id: arrowprefix + 'bk'
}
};
/**
* Gets linked element.
* @param {Element} elem
* @param {string} attr
* @returns {Element}
*/
contextTools = [{
type: 'select',
panel: 'arrow_panel',
id: 'arrow_list',
defval: 'none',
events: {
change: setArrow
}
}];
return _context2.abrupt("return", {
name: strings.name,
context_tools: strings.contextTools.map(function (contextTool, i) {
return Object.assign(contextTools[i], contextTool);
}),
callback: function callback() {
$('#arrow_panel').hide(); // Set ID so it can be translated in locale file
$('#arrow_list option')[0].id = 'connector_no_arrow';
},
addLangData: function addLangData(_ref) {
return _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee() {
var lang, importLocale, _yield$importLocale, langList;
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
lang = _ref.lang, importLocale = _ref.importLocale;
_context.next = 3;
return importLocale();
case 3:
_yield$importLocale = _context.sent;
langList = _yield$importLocale.langList;
return _context.abrupt("return", {
data: langList
});
case 6:
case "end":
return _context.stop();
}
}
}, _callee);
}))();
},
selectedChanged: function selectedChanged(opts) {
// Use this to update the current selected elements
selElems = opts.elems;
var markerElems = ['line', 'path', 'polyline', 'polygon'];
var i = selElems.length;
while (i--) {
var elem = selElems[i];
if (elem && markerElems.includes(elem.tagName)) {
if (opts.selectedElement && !opts.multiselected) {
showPanel(true);
} else {
showPanel(false);
}
} else {
showPanel(false);
}
}
},
elementChanged: function elementChanged(opts) {
var elem = opts.elems[0];
if (elem && (elem.getAttribute('marker-start') || elem.getAttribute('marker-mid') || elem.getAttribute('marker-end'))) {
// const start = elem.getAttribute('marker-start');
// const mid = elem.getAttribute('marker-mid');
// const end = elem.getAttribute('marker-end');
// Has marker, so see if it should match color
colorChanged(elem);
}
}
});
case 21:
case "end":
return _context2.stop();
}
}
}, _callee2);
}))();
}
};
return extArrows;
}());