fullcalendar/src/grid.js

554 lines
15 KiB
JavaScript
Executable File

/* Grid-based Views: month, basicWeek, basicDay
-----------------------------------------------------------------------------*/
setDefaults({
weekMode: 'fixed'
});
views.month = function(element, options) {
return new Grid(element, options, {
render: function(date, delta, fetchEvents) {
if (delta) {
addMonths(date, delta);
date.setDate(1);
}
// start/end
var start = this.start = cloneDate(date, true);
start.setDate(1);
this.end = addMonths(cloneDate(start), 1);
// visStart/visEnd
var visStart = this.visStart = cloneDate(start),
visEnd = this.visEnd = cloneDate(this.end),
nwe = options.weekends ? 0 : 1;
if (nwe) {
skipWeekend(visStart);
skipWeekend(visEnd, -1, true);
}
addDays(visStart, -((visStart.getDay() - Math.max(options.firstDay, nwe) + 7) % 7));
addDays(visEnd, (7 - visEnd.getDay() + Math.max(options.firstDay, nwe)) % 7);
// row count
var rowCnt = Math.round((visEnd - visStart) / (DAY_MS * 7));
if (options.weekMode == 'fixed') {
addDays(visEnd, (6 - rowCnt) * 7);
rowCnt = 6;
}
// title
this.title = formatDate(
start,
this.option('titleFormat'),
options
);
// render
this.renderGrid(
rowCnt, options.weekends ? 7 : 5,
this.option('columnFormat'),
true,
fetchEvents
);
}
});
}
views.basicWeek = function(element, options) {
return new Grid(element, options, {
render: function(date, delta, fetchEvents) {
if (delta) {
addDays(date, delta * 7);
}
var visStart = this.visStart = cloneDate(
this.start = addDays(cloneDate(date), -((date.getDay() - options.firstDay + 7) % 7))
),
visEnd = this.visEnd = cloneDate(
this.end = addDays(cloneDate(visStart), 7)
);
if (!options.weekends) {
skipWeekend(visStart);
skipWeekend(visEnd, -1, true);
}
this.title = formatDates(
visStart,
addDays(cloneDate(visEnd), -1),
this.option('titleFormat'),
options
);
this.renderGrid(
1, options.weekends ? 7 : 5,
this.option('columnFormat'),
false,
fetchEvents
);
}
});
};
views.basicDay = function(element, options) {
return new Grid(element, options, {
render: function(date, delta, fetchEvents) {
if (delta) {
addDays(date, delta);
if (!options.weekends) {
skipWeekend(date, delta < 0 ? -1 : 1);
}
}
this.title = formatDate(date, this.option('titleFormat'), options);
this.start = this.visStart = cloneDate(date, true);
this.end = this.visEnd = addDays(cloneDate(this.start), 1);
this.renderGrid(1, 1, this.option('columnFormat'), false, fetchEvents);
}
});
}
// rendering bugs
var tdHeightBug, rtlLeftDiff;
function Grid(element, options, methods) {
var tm, firstDay,
nwe, // no weekends (int)
rtl, dis, dit, // day index sign / translate
rowCnt, colCnt,
colWidth,
thead, tbody,
cachedSegs, //...
// initialize superclass
view = $.extend(this, viewMethods, methods, {
renderGrid: renderGrid,
renderEvents: renderEvents,
rerenderEvents: rerenderEvents,
updateSize: updateSize,
defaultEventEnd: function(event) { // calculates an end if event doesnt have one, mostly for resizing
return cloneDate(event.start);
},
visEventEnd: function(event) { // returns exclusive 'visible' end, for rendering
if (event.end) {
var end = cloneDate(event.end);
return (event.allDay || end.getHours() || end.getMinutes()) ? addDays(end, 1) : end;
}else{
return addDays(cloneDate(event.start), 1);
}
}
});
view.init(element, options);
/* Grid Rendering
-----------------------------------------------------------------------------*/
element.addClass('fc-grid').css('position', 'relative');
if (element.disableSelection) {
element.disableSelection();
}
function renderGrid(r, c, colFormat, showNumbers, fetchEvents) {
rowCnt = r;
colCnt = c;
// update option-derived variables
tm = options.theme ? 'ui' : 'fc';
nwe = options.weekends ? 0 : 1;
firstDay = options.firstDay;
if (rtl = options.isRTL) {
dis = -1;
dit = colCnt - 1;
}else{
dis = 1;
dit = 0;
}
var month = view.start.getMonth(),
today = clearTime(new Date()),
s, i, j, d = cloneDate(view.visStart);
if (!tbody) { // first time, build all cells from scratch
var table = $("<table/>").appendTo(element);
s = "<thead><tr>";
for (i=0; i<colCnt; i++) {
s += "<th class='fc-" +
dayIDs[d.getDay()] + ' ' + // needs to be first
tm + '-state-default' +
(i==dit ? ' fc-leftmost' : '') +
"'>" + formatDate(d, colFormat, options) + "</th>";
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
}
thead = $(s + "</tr></thead>").appendTo(table);
s = "<tbody>";
d = cloneDate(view.visStart);
for (i=0; i<rowCnt; i++) {
s += "<tr class='fc-week" + i + "'>";
for (j=0; j<colCnt; j++) {
s += "<td class='fc-" +
dayIDs[d.getDay()] + ' ' + // needs to be first
tm + '-state-default fc-day' + (i*colCnt+j) +
(j==dit ? ' fc-leftmost' : '') +
(rowCnt>1 && d.getMonth() != month ? ' fc-other-month' : '') +
(+d == +today ?
' fc-today '+tm+'-state-highlight' :
' fc-not-today') + "'>" +
(showNumbers ? "<div class='fc-day-number'>" + d.getDate() + "</div>" : '') +
"<div class='fc-day-content'><div>&nbsp;</div></div></td>";
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
}
s += "</tr>";
}
tbody = $(s + "</tbody>").appendTo(table);
tbody.find('td').click(dayClick);
}else{ // NOT first time, reuse as many cells as possible
view.clearEvents();
var prevRowCnt = tbody.find('tr').length;
if (rowCnt < prevRowCnt) {
tbody.find('tr:gt(' + (rowCnt-1) + ')').remove(); // remove extra rows
}
else if (rowCnt > prevRowCnt) { // needs to create new rows...
s = '';
for (i=prevRowCnt; i<rowCnt; i++) {
s += "<tr class='fc-week" + i + "'>";
for (j=0; j<colCnt; j++) {
s += "<td class='fc-" +
dayIDs[d.getDay()] + ' ' + // needs to be first
tm + '-state-default fc-new fc-day' + (i*colCnt+j) +
(j==dit ? ' fc-leftmost' : '') + "'>" +
(showNumbers ? "<div class='fc-day-number'></div>" : '') +
"<div class='fc-day-content'><div>&nbsp;</div></div>" +
"</td>";
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
}
s += "</tr>";
}
tbody.append(s);
}
tbody.find('td.fc-new').removeClass('fc-new').click(dayClick);
// re-label and re-class existing cells
d = cloneDate(view.visStart);
tbody.find('td').each(function() {
var td = $(this);
if (rowCnt > 1) {
if (d.getMonth() == month) {
td.removeClass('fc-other-month');
}else{
td.addClass('fc-other-month');
}
}
if (+d == +today) {
td.removeClass('fc-not-today')
.addClass('fc-today')
.addClass(tm + '-state-highlight');
}else{
td.addClass('fc-not-today')
.removeClass('fc-today')
.removeClass(tm + '-state-highlight');
}
td.find('div.fc-day-number').text(d.getDate());
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
});
if (rowCnt == 1) { // more changes likely (week or day view)
// redo column header text and class
d = cloneDate(view.visStart);
thead.find('th').each(function() {
$(this).text(formatDate(d, colFormat, options));
this.className = this.className.replace(/^fc-\w+(?= )/, 'fc-' + dayIDs[d.getDay()]);
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
});
// redo cell day-of-weeks
d = cloneDate(view.visStart);
tbody.find('td').each(function() {
this.className = this.className.replace(/^fc-\w+(?= )/, 'fc-' + dayIDs[d.getDay()]);
addDays(d, 1);
if (nwe) {
skipWeekend(d);
}
});
}
}
updateSize();
fetchEvents(renderEvents);
};
function dayClick(ev) {
var n = parseInt(this.className.match(/fc\-day(\d+)/)[1]),
date = addDays(
cloneDate(view.visStart),
Math.floor(n/colCnt) * 7 + n % colCnt
);
view.trigger('dayClick', this, date, true, ev);
}
function updateSize() {
var height = Math.round(element.width() / options.aspectRatio),
leftTDs = tbody.find('tr td:first-child'),
tbodyHeight = height - thead.height(),
rowHeight1, rowHeight2;
if (options.weekMode == 'variable') {
rowHeight1 = rowHeight2 = Math.floor(tbodyHeight / (rowCnt==1 ? 2 : 6));
}else{
rowHeight1 = Math.floor(tbodyHeight / rowCnt);
rowHeight2 = tbodyHeight - rowHeight1*(rowCnt-1);
}
reportTBody(tbody);
if (tdHeightBug == undefined) {
// bug in firefox where cell height includes padding
var tr = tbody.find('tr:first'),
td = tr.find('td:first');
td.height(rowHeight1);
tdHeightBug = rowHeight1 != td.height();
}
if (tdHeightBug) {
leftTDs.slice(0, -1).height(rowHeight1);
leftTDs.slice(-1).height(rowHeight2);
}else{
setOuterHeight(leftTDs.slice(0, -1), rowHeight1);
setOuterHeight(leftTDs.slice(-1), rowHeight2);
}
setOuterWidth(
thead.find('th').slice(0, -1),
colWidth = Math.floor(element.width() / colCnt)
);
}
/* Event Rendering
-----------------------------------------------------------------------------*/
function renderEvents(events) {
view.reportEvents(events);
renderSegs(cachedSegs = compileSegs(events));
}
function rerenderEvents(skipCompile) {
view.clearEvents();
if (skipCompile) {
renderSegs(cachedSegs);
}else{
renderEvents(view.cachedEvents);
}
}
function compileSegs(events) {
var d1 = cloneDate(view.visStart),
d2 = addDays(cloneDate(d1), colCnt),
rows = [],
i=0;
for (; i<rowCnt; i++) {
rows.push(stackSegs(view.sliceSegs(events, d1, d2)));
addDays(d1, 7);
addDays(d2, 7);
}
return rows;
}
function renderSegs(segRows) {
var i, len = segRows.length, levels,
tr, td,
innerDiv,
top,
rowContentHeight,
j, segs,
levelHeight,
k, seg,
event,
className,
startElm, endElm,
left, right,
eventElement, eventAnchor,
triggerRes;
for (i=0; i<len; i++) {
levels = segRows[i];
tr = tbody.find('tr:eq('+i+')');
td = tr.find('td:first');
innerDiv = td.find('div.fc-day-content div').css('position', 'relative');
top = safePosition(innerDiv, td, tr, tbody).top;
rowContentHeight = 0;
for (j=0; j<levels.length; j++) {
segs = levels[j];
levelHeight = 0;
for (k=0; k<segs.length; k++) {
seg = segs[k];
event = seg.event;
className = 'fc-event fc-event-hori ';
startElm = seg.isStart ?
tr.find('td:eq('+((seg.start.getDay()-Math.max(firstDay,nwe)+colCnt)%colCnt)+') div div') :
tbody;
endElm = seg.isEnd ?
tr.find('td:eq('+((seg.end.getDay()-Math.max(firstDay,nwe)+colCnt-1)%colCnt)+') div div') :
tbody;
if (rtl) {
left = endElm.position().left;
right = startElm.position().left + startElm.width();
if (seg.isStart) {
className += 'fc-corner-right ';
}
if (seg.isEnd) {
className += 'fc-corner-left ';
}
}else{
left = startElm.position().left;
right = endElm.position().left + endElm.width();
if (seg.isStart) {
className += 'fc-corner-left ';
}
if (seg.isEnd) {
className += 'fc-corner-right ';
}
}
eventElement = $("<div class='" + className + event.className.join(' ') + "'/>")
.append(eventAnchor = $("<a/>")
.append(event.allDay || !seg.isStart ? null :
$("<span class='fc-event-time'/>")
.html(formatDates(event.start, event.end, view.option('timeFormat'), options)))
.append($("<span class='fc-event-title'/>")
.text(event.title)));
if (event.url) {
eventAnchor.attr('href', event.url);
}
triggerRes = view.trigger('eventRender', event, event, eventElement);
if (triggerRes !== false) {
if (triggerRes && typeof triggerRes != 'boolean') {
eventElement = $(triggerRes);
}
eventElement
.css({
position: 'absolute',
top: top,
left: left + (rtlLeftDiff||0),
zIndex: 8
})
.appendTo(element);
setOuterWidth(eventElement, right-left, true);
if (rtl && rtlLeftDiff == undefined) {
// bug in IE6 where offsets are miscalculated with direction:rtl
rtlLeftDiff = left - eventElement.position().left;
if (rtlLeftDiff) {
eventElement.css('left', left + rtlLeftDiff);
}
}
view.eventElementHandlers(event, eventElement);
if (event.editable || event.editable == undefined && options.editable) {
draggableEvent(event, eventElement);
if (seg.isEnd) {
view.resizableDayEvent(event, eventElement, colWidth);
}
}
view.reportEventElement(event, eventElement);
levelHeight = Math.max(levelHeight, eventElement.outerHeight(true));
}
}
rowContentHeight += levelHeight;
top += levelHeight;
}
innerDiv.height(rowContentHeight);
}
}
/* Event Dragging
-----------------------------------------------------------------------------*/
function draggableEvent(event, eventElement) {
if (!options.disableDragging && eventElement.draggable) {
var matrix;
eventElement.draggable({
zIndex: 9,
delay: 50,
opacity: view.option('dragOpacity'),
revertDuration: options.dragRevertDuration,
start: function(ev, ui) {
view.hideEvents(event, eventElement);
view.trigger('eventDragStart', eventElement, event, ev, ui);
matrix = new HoverMatrix(function(cell) {
eventElement.draggable('option', 'revert', !cell || !cell.rowDelta && !cell.colDelta);
if (cell) {
view.showOverlay(cell);
}else{
view.hideOverlay();
}
});
tbody.find('tr').each(function() {
matrix.row(this);
});
var tds = tbody.find('tr:first td');
if (rtl) {
tds = $(tds.get().reverse());
}
tds.each(function() {
matrix.col(this);
});
matrix.mouse(ev.pageX, ev.pageY);
},
drag: function(ev) {
matrix.mouse(ev.pageX, ev.pageY);
},
stop: function(ev, ui) {
view.hideOverlay();
view.trigger('eventDragStop', eventElement, event, ev, ui);
var cell = matrix.cell;
if (!cell || !cell.rowDelta && !cell.colDelta) {
if ($.browser.msie) {
eventElement.css('filter', ''); // clear IE opacity side-effects
}
view.showEvents(event, eventElement);
}else{
eventElement.find('a').removeAttr('href'); // prevents safari from visiting the link
view.eventDrop(this, event, cell.rowDelta*7+cell.colDelta*dis, 0, event.allDay, ev, ui);
}
}
});
}
}
// event resizing w/ 'view' methods...
};