Updated to new post-PMW framework. Moved generators to here and added
the StripViewer class.
diff --git a/Tools/pynche/StripViewer.py b/Tools/pynche/StripViewer.py
index 261db34..3997393 100644
--- a/Tools/pynche/StripViewer.py
+++ b/Tools/pynche/StripViewer.py
@@ -21,6 +21,33 @@
BTNDRAG = 6
+def constant(numchips):
+ step = 255.0 / (numchips - 1)
+ start = 0.0
+ seq = []
+ while numchips > 0:
+ seq.append(int(start))
+ start = start + step
+ numchips = numchips - 1
+ return seq
+
+# red variations, green+blue = cyan constant
+def constant_cyan_generator(numchips, red, green, blue):
+ seq = constant(numchips)
+ return map(None, seq, [green] * numchips, [blue] * numchips)
+
+# green variations, red+blue = magenta constant
+def constant_magenta_generator(numchips, red, green, blue):
+ seq = constant(numchips)
+ return map(None, [red] * numchips, seq, [blue] * numchips)
+
+# blue variations, red+green = yellow constant
+def constant_yellow_generator(numchips, red, green, blue):
+ seq = constant(numchips)
+ return map(None, [red] * numchips, [green] * numchips, seq)
+
+
+
class LeftArrow:
_ARROWWIDTH = 30
@@ -94,16 +121,16 @@
def __init__(self, switchboard,
parent = None,
- color = (128, 128, 128),
- chipwidth = self._CHIPWIDTH,
- chipheight = self._CHIPHEIGHT,
- numchips = self._NUMCHIPS,
+ chipwidth = _CHIPWIDTH,
+ chipheight = _CHIPHEIGHT,
+ numchips = _NUMCHIPS,
generator = None,
axis = None,
label = ''):
# instance variables
self.__generator = generator
self.__axis = axis
+ self.__numchips = numchips
assert self.__axis in (0, 1, 2)
self.__update_while_dragging = 0
# the last chip selected
@@ -148,7 +175,7 @@
# create the strip label
self.__label = canvas.create_text(
3, y + chipheight + 8,
- text=self['label'],
+ text=label,
anchor=W)
# create the arrow and text item
@@ -158,39 +185,29 @@
chipx = self.__arrow_x(len(chips) - 1)
self.__rightarrow = RightArrow(canvas, chipx)
- # Invoked when one of the chips is clicked. This should just tell the
- # switchboard to set the color on all the output components
- def __set_color(self):
- rgbtuple = self['color']
- self.set_color(self, rgbtuple)
-
def __arrow_x(self, chipnum):
coords = self.__canvas.coords(chipnum+1)
assert coords
x0, y0, x1, y1 = coords
return (x1 + x0) / 2.0
+ # Invoked when one of the chips is clicked. This should just tell the
+ # switchboard to set the color on all the output components
def __select_chip(self, event=None):
- if self.__delegate:
- x = event.x
- y = event.y
- canvas = self.__canvas
- chip = canvas.find_overlapping(x, y, x, y)
- if chip and (1 <= chip[0] <= self.__numchips):
- color = self.__chips[chip[0]-1]
- rgbtuple = ColorDB.rrggbb_to_triplet(color)
- etype = int(event.type)
- if (etype == BTNUP or self.__update_while_dragging):
- # update everyone
- self.__delegate.set_color(self, rgbtuple)
- else:
- # just track the arrows
- self.__trackarrow(chip[0], rgbtuple)
-
-
- def __set_delegate(self):
- self.__delegate = self['delegate']
-
+ x = event.x
+ y = event.y
+ canvas = self.__canvas
+ chip = canvas.find_overlapping(x, y, x, y)
+ if chip and (1 <= chip[0] <= self.__numchips):
+ color = self.__chips[chip[0]-1]
+ red, green, blue = ColorDB.rrggbb_to_triplet(color)
+ etype = int(event.type)
+ if (etype == BTNUP or self.__update_while_dragging):
+ # update everyone
+ self.__sb.update_views(red, green, blue)
+ else:
+ # just track the arrows
+ self.__trackarrow(chip[0], (red, green, blue))
def __trackarrow(self, chip, rgbtuple):
# invert the last chip
@@ -221,10 +238,6 @@
self.__canvas.itemconfigure(chip, outline=outline)
- #
- # public interface
- #
-
def update_yourself(self, red, green, blue):
assert self.__generator
i = 1
@@ -233,7 +246,7 @@
tclcmd = []
tk = self.__canvas.tk
# get the red, green, and blue components for all chips
- for t in self.__generator(self.__numchips, rgbtuple):
+ for t in self.__generator(self.__numchips, red, green, blue):
rrggbb = ColorDB.triplet_to_rrggbb(t)
chips.append(rrggbb)
tred, tgreen, tblue = t
@@ -248,3 +261,28 @@
def set_update_while_dragging(self, flag):
self.__update_while_dragging = flag
+
+
+
+class StripViewer:
+ def __init__(self, switchboard, parent=None):
+ self.__sb = switchboard
+ self.__reds = StripWidget(switchboard, parent,
+ generator=constant_cyan_generator,
+ axis=0,
+ label='Red Variations')
+
+ self.__greens = StripWidget(switchboard, parent,
+ generator=constant_magenta_generator,
+ axis=1,
+ label='Green Variations')
+
+ self.__blues = StripWidget(switchboard, parent,
+ generator=constant_yellow_generator,
+ axis=2,
+ label='Blue Variations')
+
+ def update_yourself(self, red, green, blue):
+ self.__reds.update_yourself(red, green, blue)
+ self.__greens.update_yourself(red, green, blue)
+ self.__blues.update_yourself(red, green, blue)