def set_orientation(self, orientation):
if self.orientation == orientation:
return
self.orientation = orientation
if self.orientation == Qt.Vertical:
height = max(
[item.boundingRect().height() for item in self.label_items])
total_height = height * max(5, len(self.label_items))
interval = (total_height -
self.label_items[-1].boundingRect().height()) / (
len(self.label_items) - 1)
self.gradient_item.setRect(10, 0, self.gradient_width,
total_height)
self.gradient.setStart(10, 0)
self.gradient.setFinalStop(10, total_height)
self.gradient_item.setBrush(QBrush(self.gradient))
self.gradient_item.setPen(QPen(Qt.NoPen))
y = 0
x = 30
for item in self.label_items:
move_item_xy(item, x, y, self.parent.graph.animate_plot)
y += interval
self.rect = QRectF(
10, 0, self.gradient_width +
max([item.boundingRect().width()
for item in self.label_items]),
self.label_items[0].boundingRect().height() *
max(5, len(self.label_items)))
else:
width = 50
height = max(
[item.boundingRect().height() for item in self.label_items])
total_width = width * max(5, len(self.label_items))
interval = (total_width -
self.label_items[-1].boundingRect().width()) / (
len(self.label_items) - 1)
self.gradient_item.setRect(0, 0, total_width, self.gradient_width)
self.gradient.setStart(0, 0)
self.gradient.setFinalStop(total_width, 0)
self.gradient_item.setBrush(QBrush(self.gradient))
self.gradient_item.setPen(QPen(Qt.NoPen))
x = 0
y = 30
for item in self.label_items:
move_item_xy(item, x, y, self.parent.graph.animate_plot)
x += interval
self.rect = QRectF(0, 0, total_width, self.gradient_width + height)
def update_items(self):
"""
Updates the legend, repositioning the items according to the legend's orientation.
"""
self.box_rect = QRectF()
x = y = 0
for lst in self.items.itervalues():
for item in lst:
if hasattr(item, 'text_item'):
item.text_item.setDefaultTextColor(
self.graph.color(OWPalette.Text))
if hasattr(item, 'rect_item'):
item.rect_item.setBrush(self.graph.color(OWPalette.Canvas))
if hasattr(item, 'set_orientation'):
item.set_orientation(self._orientation)
if self._orientation == Qt.Vertical:
for lst in self.items.itervalues():
for item in lst:
if self.max_size.height() and y and y + item.boundingRect(
).height() > self.max_size.height():
y = 0
x = x + item.boundingRect().width()
self.box_rect = self.box_rect | item.boundingRect(
).translated(x, y)
move_item_xy(item, x, y, self.graph.animate_plot)
y = y + item.boundingRect().height()
elif self._orientation == Qt.Horizontal:
for lst in self.items.itervalues():
max_h = max(item.boundingRect().height() for item in lst)
for item in lst:
if self.max_size.width() and x and x + item.boundingRect(
).width() > self.max_size.width():
x = 0
y = y + max_h
self.box_rect = self.box_rect | item.boundingRect(
).translated(x, y)
move_item_xy(item, x, y, self.graph.animate_plot)
x = x + item.boundingRect().width()
if lst:
x = 0
y = y + max_h
def update_items(self):
"""
Updates the legend, repositioning the items according to the legend's orientation.
"""
self.box_rect = QRectF()
x = y = 0
for lst in self.items.itervalues():
for item in lst:
if hasattr(item, 'text_item'):
item.text_item.setDefaultTextColor(self.graph.color(OWPalette.Text))
if hasattr(item, 'rect_item'):
item.rect_item.setBrush(self.graph.color(OWPalette.Canvas))
if hasattr(item, 'set_orientation'):
item.set_orientation(self._orientation)
if self._orientation == Qt.Vertical:
for lst in self.items.itervalues():
for item in lst:
if self.max_size.height() and y and y + item.boundingRect().height() > self.max_size.height():
y = 0
x = x + item.boundingRect().width()
self.box_rect = self.box_rect | item.boundingRect().translated(x, y)
move_item_xy(item, x, y, self.graph.animate_plot)
y = y + item.boundingRect().height()
elif self._orientation == Qt.Horizontal:
for lst in self.items.itervalues():
max_h = max(item.boundingRect().height() for item in lst)
for item in lst:
if self.max_size.width() and x and x + item.boundingRect().width() > self.max_size.width():
x = 0
y = y + max_h
self.box_rect = self.box_rect | item.boundingRect().translated(x, y)
move_item_xy(item, x, y, self.graph.animate_plot)
x = x + item.boundingRect().width()
if lst:
x = 0
y = y + max_h
else:
qDebug('A bad orientation of the legend')
def set_orientation(self, orientation):
if self.orientation == orientation:
return
self.orientation = orientation
if self.orientation == Qt.Vertical:
height = max([item.boundingRect().height() for item in self.label_items])
total_height = height * max(5, len(self.label_items))
interval = (total_height - self.label_items[-1].boundingRect().height()) / (len(self.label_items) -1)
self.gradient_item.setRect(10, 0, self.gradient_width, total_height)
self.gradient.setStart(10, 0)
self.gradient.setFinalStop(10, total_height)
self.gradient_item.setBrush(QBrush(self.gradient))
self.gradient_item.setPen(QPen(Qt.NoPen))
y = 0
x = 30
for item in self.label_items:
move_item_xy(item, x, y, self.parent.graph.animate_plot)
y += interval
self.rect = QRectF(10, 0, self.gradient_width + max([item.boundingRect().width() for item in self.label_items]), self.label_items[0].boundingRect().height() * max(5, len(self.label_items)))
else:
width = 50
height = max([item.boundingRect().height() for item in self.label_items])
total_width = width * max(5, len(self.label_items))
interval = (total_width - self.label_items[-1].boundingRect().width()) / (len(self.label_items) -1)
self.gradient_item.setRect(0, 0, total_width, self.gradient_width)
self.gradient.setStart(0, 0)
self.gradient.setFinalStop(total_width, 0)
self.gradient_item.setBrush(QBrush(self.gradient))
self.gradient_item.setPen(QPen(Qt.NoPen))
x = 0
y = 30
for item in self.label_items:
move_item_xy(item, x, y, self.parent.graph.animate_plot)
x += interval
self.rect = QRectF(0, 0, total_width, self.gradient_width + height)
