本文整理汇总了Python中cairo.Context.clip方法的典型用法代码示例。如果您正苦于以下问题：Python Context.clip方法的具体用法？Python Context.clip怎么用？Python Context.clip使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类cairo.Context的用法示例。
在下文中一共展示了Context.clip方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: on_draw
# 需要导入模块: from cairo import Context [as 别名]
# 或者: from cairo.Context import clip [as 别名]
def on_draw(self, widget: Widget, context: cairo.Context):
if not self.is_shape_set:
self.layout(context)
context.set_font_size(self.font_size)
self.shape.draw_on_context(context)
context.set_source_rgb(1, 1, 1)
context.fill_preserve()
context.set_source_rgb(0, 0, 0)
context.stroke()
shape = self.shape
label = self.label
if len(label) > 0 and label[-1] == ' ':
label += '.'
xb, yb, w, h, xa, ya = context.text_extents(label)
context.rectangle(shape.start.x + self.padding,
shape.start.y,
shape.width - self.padding,
shape.height)
context.clip()
context.move_to(shape.start.x + (shape.width - self.padding - w)/2,
shape.start.y + shape.height - self.padding)
context.show_text(self.label)示例2: on_draw
# 需要导入模块: from cairo import Context [as 别名]
# 或者: from cairo.Context import clip [as 别名]
def on_draw(self, widget: Widget, context: cairo.Context):
for child in self.list:
if child.visible:
context.save()
context.transform(child.fromWidgetCoords)
if child.is_clip_set():
rectangle = child.clip_rectangle
context.rectangle(rectangle.start.x,rectangle.start.y,
rectangle.width,rectangle.height)
context.clip()
child.on_draw(self,context)
context.restore()示例3: on_draw
# 需要导入模块: from cairo import Context [as 别名]
# 或者: from cairo.Context import clip [as 别名]
def on_draw(self, widget: Widget, context: cairo.Context):
self.min_size = 200, 150
super().on_draw(widget, context)
context.save()
context.set_font_size(self.font_size)
if self._table_extents is None:
self._update_table_extents(context)
skip = max(self.skip, 0)
how_many = self.how_many
table_extents = self._table_extents
title_extents = self._table_extents.title_extents
expected_height = title_extents.total_height + self.margin
entries = self.entries
base = skip
up_to = skip
over = False
while up_to < len(entries) and not over:
expected_height += table_extents[up_to].total_height
over = expected_height >= self._max_height
if not over:
up_to += 1
while base > 0 and not over:
expected_height += table_extents[base-1].total_height
over = expected_height >= self._max_height
if not over:
base -= 1
how_many = up_to - base
skip = base
self.base = base
entries = self.entries[skip:skip + how_many]
def table_extents_iterator():
return table_extents.iter_over(
skip, how_many
)
start_x, start_y = context.get_current_point()
start_y += title_extents.total_height
h = title_extents.total_height
self.title_height = h
for (index, cell), data in zip(enumerate(title_extents), self.title):
context.save()
offset = title_extents.get_cell_data_left(index)
context.rectangle(start_x + offset, start_y - h, cell.width, 2*h)
context.clip()
context.move_to(
start_x + offset,
start_y
)
context.show_text(data)
context.restore()
# start_y += self.margin
curr_x, curr_y = start_x, start_y# + title_extents.total_height
for line_index, (line_extent, entry) in enumerate(zip(table_extents_iterator(), entries)):
h = line_extent.total_height
curr_y += h
if curr_y + self.margin >= self._max_height:
break
for (cell_index, cell), data in zip(enumerate(line_extent), entry):
context.save()
offset = line_extent.get_cell_data_left(cell_index)
context.rectangle(curr_x + offset, curr_y - h, cell.width, 2*h)
context.clip()
context.move_to(
curr_x + offset,
curr_y
)
context.show_text(data)
context.restore()
curr_x = start_x
end_x = table_extents.entries_width
curr_y = start_y + self.margin
end_y = table_extents.get_height_up_to(skip, how_many) + start_y + self.margin + 1
self.table_height = end_y
self.table_width = end_x
for line in table_extents_iterator():
context.move_to(curr_x, curr_y)
context.line_to(end_x, curr_y)
context.stroke()
curr_y += line.total_height
context.move_to(curr_x, curr_y)
context.line_to(end_x, curr_y)
context.stroke()
#.........这里部分代码省略.........
示例4: _paint_panel
# 需要导入模块: from cairo import Context [as 别名]
# 或者: from cairo.Context import clip [as 别名]
#.........这里部分代码省略.........
num = d_i.strftime("%d-%m-%Y %H")
x -= (int(d_i.strftime("%H")) * 3600 - tz) / kx
tw, th = ctx.text_extents(num)[2:4]
tx = x - tw // 2
ctx.move_to(tx, height - bottom + th + 5)
if tx - tx_prev > tw:
ctx.show_text(num)
tx_prev = tx
ctx.set_source_rgb(*(color_y_line_date))
else:
ctx.set_source_rgb(*(color_y_line))
if x >= left and x < width:
ctx.move_to(x, 0)
ctx.line_to(x, height - bottom)
ctx.stroke()
sc = space_count
sc -= 1
except Exception as e:
pass
# Рисуем верхний и правый бордер
ctx.set_source_rgb(*color_border)
ctx.move_to(left, 0)
ctx.line_to(width, 0)
ctx.line_to(width, height - bottom)
ctx.stroke()
# Рисуем сами графики
ctx.rectangle(left, 0, width - left, height)
ctx.clip()
is_first = True
currVarID = -1
prevX = -1
if typ == 0: # Линейная
for ind in range(4):
"""
if len(chart_data[ind]) > 0:
for i in range(len(chart_data[ind]) - 1):
chart_data[ind][i] = list(chart_data[ind][i])
r1 = chart_data[ind][i]
r2 = chart_data[ind][i + 1]
chart_data[ind][i][0] += (r2[0] - r1[0]) / 2
chart_data[ind][i][1] += (r2[1] - r1[1]) / 2
"""
ctx.set_source_rgb(*colors[ind])
is_first = True
for row in chart_data[ind]:
x = (row[0] - min_x) / kx + left
y = height - bottom - (row[1] - min_y) / ky
if is_first:
ctx.move_to(x, y)
else:
if row[0] - prevX > 10000:
ctx.move_to(x, y)
else:
ctx.line_to(x, y)
prevX = row[0]
is_first = False