def setpickregion(self, canvas, tag):
obj = canvas.getObjectByTag(tag)
if obj.kind != 'rectangle':
return True
canvas.deleteObjectByTag(tag, redraw=False)
if self.picktag:
try:
canvas.deleteObjectByTag(self.picktag, redraw=False)
except:
pass
# determine center of rectangle
x = obj.x1 + (obj.x2 - obj.x1) // 2
y = obj.y1 + (obj.y2 - obj.y1) // 2
tag = canvas.add(CanvasTypes.CompoundObject(
CanvasTypes.Rectangle(obj.x1,
obj.y1,
obj.x2,
obj.y2,
color=self.pickcolor),
CanvasTypes.Point(x, y, 10, color='red'),
CanvasTypes.Text(obj.x1,
obj.y2 + 4,
"Pick: calc",
color=self.pickcolor)),
redraw=False)
self.picktag = tag
#self.fv.raise_tab("detail")
return self.redo()
def add_mark(self, data_x, data_y, radius=None, color=None, style=None):
if not radius:
radius = self.mark_radius
if not color:
color = self.mark_color
if not style:
style = self.mark_style
self.logger.debug("Setting mark at %d,%d" % (data_x, data_y))
self.mark_index += 1
tag = 'mark%d' % (self.mark_index)
tag = self.canvas.add(CanvasTypes.CompoundObject(
CanvasTypes.Point(data_x,
data_y,
self.mark_radius,
style=style,
color=color,
linestyle='solid'),
CanvasTypes.Text(data_x + 10,
data_y,
"%d" % (self.mark_index),
color=color)),
tag=tag)
self.marks.append(tag)
self.w.marks.append_text(tag)
self.select_mark(tag, pan=False)
def draw_cb(self, canvas, tag):
obj = canvas.getObjectByTag(tag)
if obj.kind != 'rectangle':
return True
canvas.deleteObjectByTag(tag, redraw=False)
if self.histtag:
try:
canvas.deleteObjectByTag(self.histtag, redraw=False)
except:
pass
tag = canvas.add(CanvasTypes.CompoundObject(
CanvasTypes.Rectangle(obj.x1, obj.y1, obj.x2, obj.y2,
color=self.histcolor),
CanvasTypes.Text(obj.x1, obj.y2+4, "Histogram",
color=self.histcolor)))
self.histtag = tag
return self.redo()
def draw_cb(self, canvas, tag):
obj = canvas.getObjectByTag(tag)
if obj.kind != 'line':
return True
canvas.deleteObjectByTag(tag, redraw=False)
# calculate center of line
wd = obj.x2 - obj.x1
dw = wd // 2
ht = obj.y2 - obj.y1
dh = ht // 2
x, y = obj.x1 + dw + 4, obj.y1 + dh + 4
if self.cutstag:
# Replacing a cut
print "replacing cut position"
cutobj = canvas.getObjectByTag(self.cutstag)
line = cutobj.objects[0]
line.x1, line.y1, line.x2, line.y2 = obj.x1, obj.y1, obj.x2, obj.y2
text = cutobj.objects[1]
text.x, text.y = x, y
else:
# Adding new cut
print "adding cut position"
self.count += 1
tag = "cuts%d" % (self.count)
canvas.add(CanvasTypes.CompoundObject(
CanvasTypes.Line(obj.x1,
obj.y1,
obj.x2,
obj.y2,
color='cyan',
cap='ball'),
CanvasTypes.Text(x, y, "cuts%d" % self.count, color='cyan')),
tag=tag)
self.addCutsTag(tag, select=True)
print "redoing cut plots"
return self.redo()
