52 lines
1.7 KiB
Python
52 lines
1.7 KiB
Python
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'''
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Created on May 20, 2016
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@author: graffy
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'''
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import wx
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class Widget(object):
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'''
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The widget representing an interactive object in the dataflow (an operator, a plug, etc.)
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'''
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def __init__(self, data_flow_view):
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"""
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:param data_flow_view: the dataflowview to which this operator belongs
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:type data_flow_view: datafloweditor.DataflowView
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"""
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self._container_group = None # the 2d scene graph group node representing this widget
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self._data_flow_view = data_flow_view
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@property
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def scenegraph_group(self):
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"""
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:rtype: scenegraph.Group
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"""
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return self._container_group
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@scenegraph_group.setter
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def scenegraph_group(self, scenegraph_group):
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"""
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:type scenegraph_group: scenegraph.Group
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"""
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print('Widget.scenegraph_group.setter : scenegraph_group=%s' % str(scenegraph_group))
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self._container_group = scenegraph_group
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self._data_flow_view.scenegraph_group_to_widget[scenegraph_group] = self
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def get_bounding_box(self, border=0):
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"""
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:param int border: the width of the border surrounding the box
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:return wx.Rect: the smallest box containing this widget
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"""
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(x_min, y_min), (x_max, y_max) = self.scenegraph_group.aabbox() # (scenegraph_group.setter seen as a method, see https://github.com/PyCQA/pylint/issues/870) pylint: disable=no-member
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return wx.Rect(x_min - border, y_min - border, x_max - x_min + border * 2, y_max - y_min + border * 2)
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def on_hover(self, is_entering):
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'''
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:param is_entering: True is the mouse pointer enters this widget, False if it leaves the widget
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'''
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pass
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