/usr/share/pyshared/blockdiag/noderenderer/textbox.py is in python-blockdiag 1.3.2-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | # -*- coding: utf-8 -*-
# Copyright 2011 Takeshi KOMIYA
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import division
from blockdiag.noderenderer import NodeShape
from blockdiag.noderenderer import install_renderer
from blockdiag.utils import images, Box, XY
class TextBox(NodeShape):
def __init__(self, node, metrics=None):
super(TextBox, self).__init__(node, metrics)
if self.node.background:
size = images.get_image_size(self.node.background)
size = images.calc_image_size(size, self.textbox.size)
pt = self.textbox.center
self.textbox = Box(pt.x - size[0] // 2, pt.y - size[1] // 2,
pt.x + size[0] // 2, pt.y + size[1] // 2)
self.connectors[0] = XY(pt.x, self.textbox[1])
self.connectors[1] = XY(self.textbox[2], pt.y)
self.connectors[2] = XY(pt.x, self.textbox[3])
self.connectors[3] = XY(self.textbox[0], pt.y)
if self.node.icon:
self.connectors[3] = XY(self.iconbox[0], pt.y)
def render_shape(self, drawer, _, **kwargs):
if not kwargs.get('shadow') and self.node.background:
drawer.image(self.textbox, self.node.background)
def setup(self):
install_renderer('textbox', TextBox)
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