def datetimeAt(self, x):
"""
Returns the datetime at the inputed x position.
:return <QDateTime>
"""
gantt = self.ganttWidget()
dstart = gantt.dateTimeStart()
distance = int(x / float(gantt.cellWidth()))
# calculate the time for a minute
if scale == gantt.Timescale.Minute:
return dstart.addSecs(distance)
# calculate the time for an hour
elif scale == gantt.Timescale.Hour:
return dstart.addSecs(distance * 2.0)
# calculate the time for a day
elif scale == gantt.Timescale.Day:
dstart = QDateTime(gantt.dateStart(), QTime(0, 0, 0))
return dstart.addSecs(distance * (60 * 2.0))
# calculate the time off the date only
else:
date = self.dateAt(x)
return QDateTime(date, QTime(0, 0, 0))
def dateTimeStart(self):
"""
Returns the start date time for this gantt chart.
:return <QDateTime>
"""
return QDateTime(self.dateStart(), self.timeStart())
def datetimeXPos(self, dtime):
"""
Returns the x-position for the inputed date time.
:return <float>
"""
gantt = self.ganttWidget()
scale = gantt.timescale()
# calculate the distance for a minute
if scale == gantt.Timescale.Minute:
dstart = gantt.dateTimeStart()
secs = dstart.secsTo(dtime)
return secs
# calculate the distance for an hour
elif scale == gantt.Timescale.Hour:
dstart = gantt.dateTimeStart()
secs = dstart.secsTo(dtime)
return secs / 2.0
# calculate the distance for a day
elif scale == gantt.Timescale.Day:
dstart = QDateTime(gantt.dateStart(), QTime(0, 0, 0))
secs = dstart.secsTo(dtime)
return (secs / (60.0 * 2.0))
# calculate the distance off the date only
else:
return self.dateXPos(dtime.date())
def dateTimeStart(self):
"""
Returns a merging of data from the date end with the date start.
:return <QDateTime>
"""
return QDateTime(self.dateStart(), self.timeStart())
def dateTimeEnd(self):
"""
Returns the end date time for this gantt chart.
:return <QDateTime>
"""
return QDateTime(self.dateEnd(), self.timeEnd())
def dateTimeEnd(self):
"""
Returns a merging of data from the date end with the time end.
:return <QDateTime>
"""
return QDateTime(self.dateEnd(), self.timeEnd())
def dateTimeAt( self, point ):
"""
Returns the date time at the inputed point.
:param point | <QPoint>
"""
for dtime, data in self._dateTimeGrid.items():
if ( data[1].contains(point) ):
return QDateTime.fromTime_t(dtime)
return QDateTime()
def rebuildDay(self, opt):
"""
Rebuilds the scale for the day mode.
:param opt | <XGanttRenderOptions>
"""
self._labels = []
self._hlines = []
self._vlines = []
self._weekendRects = []
self._alternateRects = []
self._topLabels = []
top_format = 'dddd MMMM dd'
label_format = 'ha'
increment = 60 # hour
# generate vertical lines
x = 0
i = 0
half = opt.header_height / 2.0
curr = QDateTime(opt.start, QTime(0, 0, 0))
end = QDateTime(opt.end, QTime(23, 0, 0))
top_label = opt.start.toString(top_format)
top_rect = QRect(0, 0, 0, half)
alt_rect = None
while curr <= end:
# update the top rect
new_top_label = curr.toString(top_format)
if new_top_label != top_label:
top_rect.setRight(x)
self._topLabels.append((top_rect, top_label))
top_rect = QRect(x, 0, 0, half)
top_label = new_top_label
if alt_rect is not None:
alt_rect.setRight(x)
self._alternateRects.append(alt_rect)
alt_rect = None
else:
alt_rect = QRect(x, 0, 0, opt.height)
# create the line
self._hlines.append(QLine(x, 0, x, opt.height))
# create the header label/rect
label = nativestring(curr.toString(label_format))[:-1]
rect = QRect(x, half, opt.cell_width, half)
self._labels.append((rect, label))
# increment the dates
curr = curr.addSecs(increment * 60)
x += opt.cell_width
i += 1
# update the top rect
top_rect.setRight(x)
top_label = opt.end.toString(top_format)
self._topLabels.append((top_rect, top_label))
if alt_rect is not None:
alt_rect.setRight(x)
self._alternateRects.append(alt_rect)
# resize the width to match the last date range
new_width = x
self.setSceneRect(0, 0, new_width, opt.height)
# generate horizontal lines
y = 0
h = opt.height
width = new_width
while y < h:
self._vlines.append(QLine(0, y, width, y))
y += opt.cell_height
# clear the dirty flag
self._dirty = False
def setValue(self, value):
self.setDateTime(QDateTime(value))
def rebuildDays( self ):
"""
Rebuilds the interface as a week display.
"""
time = QTime(0, 0, 0)
hour = True
x = 6
y = 6 + 24
w = self.width() - 12 - 25
dh = 48
indent = 58
text_data = []
vlines = []
hlines = [QLine(x, y, w, y)]
time_grids = []
for i in range(48):
if ( hour ):
hlines.append(QLine(x, y, w, y))
text_data.append((x,
y + 6,
indent - 6,
dh,
Qt.AlignRight | Qt.AlignTop,
time.toString('hap')))
else:
hlines.append(QLine(x + indent, y, w, y))
time_grids.append((time, y, dh / 2))
# move onto the next line
hour = not hour
time = time.addSecs(30 * 60)
y += dh / 2
hlines.append(QLine(x, y, w, y))
h = y
y = 6 + 24
# load the grid
vlines.append(QLine(x, y, x, h))
vlines.append(QLine(x + indent, y, x + indent, h))
vlines.append(QLine(w, y, w, h))
today = QDate.currentDate()
curr_date = self.currentDate()
# load the days
if ( self.currentMode() == XCalendarScene.Mode.Week ):
date = self.currentDate()
day_of_week = date.dayOfWeek()
if ( day_of_week == 7 ):
day_of_week = 0
min_date = date.addDays(-day_of_week)
max_date = date.addDays(6-day_of_week)
self._minimumDate = min_date
self._maximumDate = max_date
dw = (w - (x + indent)) / 7.0
vx = x + indent
date = min_date
for i in range(7):
vlines.append(QLine(vx, y, vx, h))
text_data.append((vx + 6,
6,
dw,
24,
Qt.AlignCenter,
date.toString('ddd MM/dd')))
self._dateGrid[date.toJulianDay()] = ((0, i),
QRectF(vx, y, dw, h - y))
# create the date grid for date time options
for r, data in enumerate(time_grids):
time, ty, th = data
dtime = QDateTime(date, time)
key = dtime.toTime_t()
self._dateTimeGrid[key] = ((r, i), QRectF(vx, ty, dw, th))
if ( date == curr_date ):
self._buildData['curr_date'] = QRectF(vx, y, dw, h - 29)
elif ( date == today ):
self._buildData['today'] = QRectF(vx, y, dw, h - 29)
date = date.addDays(1)
vx += dw
# load a single day
else:
date = self.currentDate()
self._maximumDate = date
self._minimumDate = date
text_data.append((x + indent,
6,
w,
24,
Qt.AlignCenter,
date.toString('ddd MM/dd')))
self._dateGrid[date.toJulianDay()] = ((0, 0),
QRectF(x, y, w - x, h - y))
# create the date grid for date time options
for r, data in enumerate(time_grids):
time, ty, th = data
dtime = QDateTime(date, time)
key = dtime.toTime_t()
rect = QRectF(x + indent, ty, w - (x + indent), th)
self._dateTimeGrid[key] = ((r, 0), rect)
self._buildData['grid'] = hlines + vlines
self._buildData['regular_text'] = text_data
rect = self.sceneRect()
rect.setHeight(h + 6)
super(XCalendarScene, self).setSceneRect(rect)
def rebuildDay(self):
"""
Rebuilds the current item in day mode.
"""
scene = self.scene()
if (not scene):
return
# calculate the base information
start_date = self.dateStart()
end_date = self.dateEnd()
min_date = scene.minimumDate()
max_date = scene.maximumDate()
# make sure our item is visible
if (not (min_date <= end_date and start_date <= max_date)):
self.hide()
self.setPath(QPainterPath())
return
# make sure we have valid range information
if (start_date < min_date):
start_date = min_date
start_inrange = False
else:
start_inrange = True
if (max_date < end_date):
end_date = max_date
end_inrange = False
else:
end_inrange = True
# rebuild the path
path = QPainterPath()
self.setPos(0, 0)
pad = 2
offset = 18
height = 16
# rebuild a timed item
if (not self.isAllDay()):
start_dtime = QDateTime(self.dateStart(), self.timeStart())
end_dtime = QDateTime(self.dateStart(),
self.timeEnd().addSecs(-30 * 60))
start_rect = scene.dateTimeRect(start_dtime)
end_rect = scene.dateTimeRect(end_dtime)
left = start_rect.left() + pad
top = start_rect.top() + pad
right = start_rect.right() - pad
bottom = end_rect.bottom() - pad
path.moveTo(left, top)
path.lineTo(right, top)
path.lineTo(right, bottom)
path.lineTo(left, bottom)
path.lineTo(left, top)
data = (left + 6, top + 6, right - left - 12, bottom - top - 12,
Qt.AlignTop | Qt.AlignLeft, '%s - %s\n(%s)' %
(self.timeStart().toString('h:mmap')[:-1],
self.timeEnd().toString('h:mmap'), self.title()))
self._textData.append(data)
self.setPath(path)
self.show()
