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from demoapp.graphics.colors import thin_rubberband_color
from demoapp.geometry.vectors import A, get_pos, pos_and_size_from_obj_or_pos
class HighlightGraphics: # maybe rename
"""
Subclasses implement the kinds of tooltip and highlight graphics needed by
specific kinds of tools.
"""
# subclasses can override these constants
_default_obj_size = 5
rubber_object_color = thin_rubberband_color
def __init__(self, tool):
self.tool = tool
def _draw_tooltip_text(self, text, pos, size):
"""
text is meant to be near an object (existing or potential)
which is at position pos with size size
"""
self.tool.pane.draw_tooltip_text( text, pos, size)
def tip_text(self, text, obj_or_pos):
pos, size = pos_and_size_from_obj_or_pos( obj_or_pos, default_size = self._default_obj_size)
self._draw_tooltip_text( text, pos, size)
pass
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