def dragdone(self, a, evt):
axes = a.axes
x, y = self._eval_xy()
dxd, dyd = self._drag_delta
if (evt.xdata is not None and evt.ydata is not None):
i = 0
xdata = []
ydata = []
for x0 in nd_iter(x):
xd, void = transform_point(axes.transData, x0, evt.ydata)
x1, void = transform_point(axes.transData.inverted(), xd + dxd,
void)
xdata.append(x1)
i = i + 1
for y0 in nd_iter(y):
void, yd = transform_point(axes.transData, evt.xdata, y0)
void, y1 = transform_point(axes.transData.inverted(), void,
yd + dyd)
ydata.append(y1)
i = i + 1
else:
xdata = x
ydata = y
action = UndoRedoFigobjMethod(self._artists[0], 'data',
(np.array(xdata), np.array(ydata)))
window = evt.guiEvent.GetEventObject().GetTopLevelParent()
GlobalHistory().get_history(window).make_entry([action])
return 1
def drag(self, a, evt):
if evt.inaxes is None: return 0
if evt.xdata is None: return
axes = a.axes
x, y = self._eval_xy()
dxd = evt.x - self._drag_backup[2]
dyd = evt.y - self._drag_backup[3]
if (evt.guiEvent.ShiftDown()):
if abs(dxd) > 2 * abs(dyd):
dyd = 0
elif abs(dyd) > 2 * abs(dxd):
dxd = 0
i = 0
for x0 in nd_iter(x):
xd, void = transform_point(axes.transData, x0, evt.ydata)
x1, void = transform_point(axes.transData.inverted(), xd + dxd,
void)
self._artists[i].set_xdata([x1, x1])
i = i + 1
for y0 in nd_iter(y):
void, yd = transform_point(axes.transData, evt.xdata, y0)
void, y1 = transform_point(axes.transData.inverted(), void,
yd + dyd)
self._artists[i].set_ydata([y1, y1])
i = i + 1
self._drag_delta = (dxd, dyd)
return 1
def highlight_artist(self, val, artist=None):
if artist is None:
alist = self._artists
else:
alist = artist
container = self.get_container()
# container=self._parent._artists[0]
if val == True:
hl = []
x, y = self._eval_xy()
for x1 in nd_iter(x):
hl.append(
container.axvline(x1,
marker='s',
color='k',
linestyle='None',
markeredgewidth=0.5,
markerfacecolor='None'))
for y1 in nd_iter(y):
hl.append(
container.axhline(y1,
marker='s',
color='k',
linestyle='None',
markeredgewidth=0.5,
markerfacecolor='None'))
for a in alist:
a.figobj_hl += hl
else:
for a in self._artists:
for hl in a.figobj_hl:
if hl in container.lines: container.lines.remove(hl)
a.figobj_hl = []
def dragdone(self, a, evt):
axes = a.axes
x, y = self._eval_xy()
dxd, dyd = self._drag_delta
if (evt.xdata is not None and
evt.ydata is not None):
i = 0
xdata = []
ydata = []
for x0 in nd_iter(x):
xd, void= transform_point(axes.transData,
x0, evt.ydata)
x1, void= transform_point(axes.transData.inverted(),
xd+dxd, void)
xdata.append(x1)
i = i+1
for y0 in nd_iter(y):
void, yd= transform_point(axes.transData,
evt.xdata, y0)
void, y1= transform_point(axes.transData.inverted(),
void, yd+dyd)
ydata.append(y1)
i = i+1
else:
xdata = x
ydata = y
action = UndoRedoFigobjMethod(self._artists[0],
'data',
(np.array(xdata), np.array(ydata)))
window = evt.guiEvent.GetEventObject().GetTopLevelParent()
GlobalHistory().get_history(window).make_entry([action])
return 1
def drag(self, a, evt):
if evt.inaxes is None: return 0
if evt.xdata is None:return
axes = a.axes
x, y = self._eval_xy()
dxd = evt.x - self._drag_backup[2]
dyd = evt.y - self._drag_backup[3]
if (evt.guiEvent.ShiftDown()):
if abs(dxd) > 2*abs(dyd):
dyd = 0
elif abs(dyd) > 2*abs(dxd):
dxd = 0
i = 0
for x0 in nd_iter(x):
xd, void= transform_point(axes.transData,
x0, evt.ydata)
x1, void= transform_point(axes.transData.inverted(),
xd+dxd, void)
self._artists[i].set_xdata([x1, x1])
i = i+1
for y0 in nd_iter(y):
void, yd= transform_point(axes.transData,
evt.xdata, y0)
void, y1= transform_point(axes.transData.inverted(),
void, yd+dyd)
self._artists[i].set_ydata([y1, y1])
i = i+1
self._drag_delta = (dxd, dyd)
return 1
def highlight_artist(self, val, artist=None):
if artist is None:
alist=self._artists
else:
alist=artist
container=self.get_container()
# container=self._parent._artists[0]
if val == True:
hl = []
x, y = self._eval_xy()
for x1 in nd_iter(x):
hl.append(container.axvline(x1, marker='s',
color='k', linestyle='None',
markeredgewidth = 0.5,
markerfacecolor='None'))
for y1 in nd_iter(y):
hl.append(container.axhline(y1, marker='s',
color='k', linestyle='None',
markeredgewidth = 0.5,
markerfacecolor='None'))
for a in alist:
a.figobj_hl += hl
else:
for a in self._artists:
for hl in a.figobj_hl:
if hl in container.lines: container.lines.remove(hl)
a.figobj_hl=[]