libreoffice-online/loleaflet/plugins/draw-0.2.4/spec/happen.js
Mihai Varga ff700ae813 Added Leaflet.Draw-0.2.4
Draw is a plugin that adds support for drawing and editing vectors and
markers on Leaflet maps. This will be used to create selections on the
document.
Source code: https://github.com/Leaflet/Leaflet.draw
Licence: MIT
2015-04-06 12:23:19 +03:00

93 lines
3.2 KiB
JavaScript

// https://github.com/tmcw/happen
!(function(context) {
var h = {};
// Make inheritance bearable: clone one level of properties
function extend(child, parent) {
for (var property in parent) {
if (typeof child[property] == 'undefined') {
child[property] = parent[property];
}
}
return child;
}
h.once = function(x, o) {
var evt;
if (o.type.slice(0, 3) === 'key') {
if (typeof Event === 'function') {
evt = new Event(o.type);
evt.keyCode = o.keyCode || 0;
evt.charCode = o.charCode || 0;
evt.shift = o.shift || false;
evt.meta = o.meta || false;
evt.ctrl = o.ctrl || false;
evt.alt = o.alt || false;
} else {
evt = document.createEvent('KeyboardEvent');
// https://developer.mozilla.org/en/DOM/event.initKeyEvent
// https://developer.mozilla.org/en/DOM/KeyboardEvent
evt[(evt.initKeyEvent) ? 'initKeyEvent'
: 'initKeyboardEvent'](
o.type, // in DOMString typeArg,
true, // in boolean canBubbleArg,
true, // in boolean cancelableArg,
null, // in nsIDOMAbstractView viewArg, Specifies UIEvent.view. This value may be null.
o.ctrl || false, // in boolean ctrlKeyArg,
o.alt || false, // in boolean altKeyArg,
o.shift || false, // in boolean shiftKeyArg,
o.meta || false, // in boolean metaKeyArg,
o.keyCode || 0, // in unsigned long keyCodeArg,
o.charCode || 0 // in unsigned long charCodeArg);
);
}
} else {
evt = document.createEvent('MouseEvents');
// https://developer.mozilla.org/en/DOM/event.initMouseEvent
evt.initMouseEvent(o.type,
true, // canBubble
true, // cancelable
window, // 'AbstractView'
o.clicks || 0, // click count
o.screenX || 0, // screenX
o.screenY || 0, // screenY
o.clientX || 0, // clientX
o.clientY || 0, // clientY
o.ctrl || 0, // ctrl
o.alt || false, // alt
o.shift || false, // shift
o.meta || false, // meta
o.button || false, // mouse button
null // relatedTarget
);
}
x.dispatchEvent(evt);
};
var shortcuts = ['click', 'mousedown', 'mouseup', 'mousemove', 'keydown', 'keyup', 'keypress'],
s, i = 0;
while (s = shortcuts[i++]) {
h[s] = (function(s) {
return function(x, o) {
h.once(x, extend(o || {}, { type: s }));
};
})(s);
}
h.dblclick = function(x, o) {
h.once(x, extend(o || {}, {
type: 'dblclick',
clicks: 2
}));
};
this.happen = h;
if (typeof module !== 'undefined') {
module.exports = this.happen;
}
})(this);