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More responsive line inspector #205

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More responsive line inspector #205

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a3121d7
Use current pointer position when setting position.
corranwebster Jul 7, 2014
7bf8fef
Draw at the location of the mouse pointer.
corranwebster Jul 7, 2014
d9ef23c
Merge branch 'master' into feature/responsive-line-inspector
corranwebster Aug 12, 2014
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18 changes: 10 additions & 8 deletions chaco/tools/line_inspector.py
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Original file line number Diff line number Diff line change
Expand Up @@ -78,7 +78,8 @@ def draw(self, gc, view_bounds=None):
if self.is_listener:
tmp = self._get_screen_pts()
elif self.is_interactive:
tmp = self._last_position
global_pos = self.window.get_pointer_position()
tmp = self.get_relative_coordinates(*global_pos)

if tmp:
sx, sy = tmp
Expand Down Expand Up @@ -113,16 +114,17 @@ def normal_mouse_move(self, event):
return
plot = self.component
if plot is not None:
self._last_position = (event.x, event.y)
x, y = event.current_pointer_position()
self._last_position = (x, y)
if isinstance(plot, BaseXYPlot):
if self.write_metadata:
if self.inspect_mode == "space":
index_coord, value_coord = \
self._map_to_data(event.x, event.y)
self._map_to_data(x, y)
plot.index.metadata[self.metadata_name] = index_coord
plot.value.metadata[self.metadata_name] = value_coord
else:
ndx = plot.map_index((event.x, event.y),
ndx = plot.map_index((x, y),
threshold=5.0, index_only=True)
if ndx:
plot.index.metadata[self.metadata_name] = ndx
Expand All @@ -138,20 +140,20 @@ def normal_mouse_move(self, event):
if self.inspect_mode == "space":
if plot.orientation == "h":
x_coord, y_coord = \
plot.map_data([(event.x, event.y)])[0]
plot.map_data([(x, y)])[0]
else:
y_coord, x_coord = \
plot.map_data([(event.x, event.y)])[0]
plot.map_data([(x, y)])[0]
if self.axis == "index_x":
metadata = x_coord, old_y_data
elif self.axis == "index_y":
metadata = old_x_data, y_coord
else:
if plot.orientation == "h":
x_ndx, y_ndx = plot.map_index((event.x, event.y),
x_ndx, y_ndx = plot.map_index((x, y),
threshold=5.0)
else:
y_ndx, x_ndx = plot.map_index((event.x, event.y),
y_ndx, x_ndx = plot.map_index((x, y),
threshold=5.0)
if self.axis == "index_x":
metadata = x_ndx, old_y_data
Expand Down