svgedit/dist/extensions/ext-arrows.js

370 lines
13 KiB
JavaScript

var svgEditorExtension_arrows = (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-arrows.js
*
* @license MIT
*
* @copyright 2010 Alexis Deveria
*
*/
var extArrows = {
name: 'arrows',
init: function () {
var _ref = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2(S) {
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 = S.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;
}
});
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 elem = this;
$.each(mtypes, function (j, mtype) {
if ($(elem).attr('marker-' + mtype) === 'url(#' + marker.id + ')') {
remove = false;
return remove;
}
});
if (!remove) {
return false;
}
});
// 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 + ')');
S.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 = S.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);
S.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 = void 0;
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(/\(#(.*)\)/);
if (!m || m.length !== 2) {
return null;
}
return S.getElem(m[1]);
};
unsetArrowNonce = function unsetArrowNonce(window) {
randomizeIds = false;
arrowprefix = prefix;
pathdata.fw.id = arrowprefix + 'fw';
pathdata.bk.id = arrowprefix + 'bk';
};
setArrowNonce = function setArrowNonce(window, 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;
$ = jQuery;
// {svgcontent} = S,
addElem = S.addSVGElementFromJson, nonce = S.nonce, prefix = 'se_arrow_';
selElems = void 0, arrowprefix = void 0, randomizeIds = S.randomize_ids;
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' }
};
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
$('#arrow_list option')[0].id = 'connector_no_arrow';
},
addLangData: function () {
var _ref3 = asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(_ref2) {
var lang = _ref2.lang,
importLocale = _ref2.importLocale;
var strings;
return regeneratorRuntime.wrap(function _callee$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_context.next = 2;
return importLocale();
case 2:
strings = _context.sent;
return _context.abrupt('return', {
data: strings.langList
});
case 4:
case 'end':
return _context.stop();
}
}
}, _callee, this);
}));
function addLangData(_x2) {
return _ref3.apply(this, arguments);
}
return addLangData;
}(),
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 22:
case 'end':
return _context2.stop();
}
}
}, _callee2, this);
}));
function init(_x) {
return _ref.apply(this, arguments);
}
return init;
}()
};
return extArrows;
}());