def lookforkeys(event, deltax, deltay):
global oldcells, selrect, selpatt
# look for keys used to flip/rotate selection
if event == "key x none" or event == "key y none":
# flip floating selection left-right or top-bottom
if len(oldcells) > 0:
g.clear(0)
g.putcells(selpatt, deltax, deltay)
if " x " in event:
g.flip(0)
else:
g.flip(1)
selpatt = g.transform(g.getcells(selrect), -deltax, -deltay)
if len(oldcells) > 0:
g.clear(0)
g.putcells(oldcells)
g.putcells(selpatt, deltax, deltay)
g.update()
return
if event == "key > none" or event == "key < none":
# rotate floating selection clockwise or anticlockwise;
# because we use g.rotate below we have to use the exact same
# calculation (see Selection::Rotate in wxselect.cpp) for rotrect:
midx = selrect[0] + int((selrect[2]-1)/2)
midy = selrect[1] + int((selrect[3]-1)/2)
newleft = midx + selrect[1] - midy
newtop = midy + selrect[0] - midx
rotrect = [ newleft, newtop, selrect[3], selrect[2] ]
if not rectingrid(rotrect):
g.warn("Rotation is not allowed if selection would be outside grid.")
return
g.clear(0)
if len(oldcells) > 0: g.putcells(oldcells)
oldcells = g.join(oldcells, g.getcells(rotrect))
g.clear(0)
g.select(rotrect)
g.clear(0)
g.select(selrect)
g.putcells(selpatt, deltax, deltay)
if " > " in event:
g.rotate(0)
else:
g.rotate(1)
selrect = g.getselrect()
if selrect != rotrect: g.warn("Bug: selrect != rotrect")
selpatt = g.transform(g.getcells(selrect), -deltax, -deltay)
if len(oldcells) > 0:
g.clear(0)
g.putcells(oldcells)
g.putcells(selpatt, deltax, deltay)
g.update()
return
if event == "key h none":
showhelp2()
return
g.doevent(event)
def lookforkeys(event, deltax, deltay):
global oldcells, selrect, selpatt
# look for keys used to flip/rotate selection
if event == "key x none" or event == "key y none":
# flip floating selection left-right or top-bottom
if len(oldcells) > 0:
g.clear(0)
g.putcells(selpatt, deltax, deltay)
if " x " in event:
g.flip(0)
else:
g.flip(1)
selpatt = g.transform(g.getcells(selrect), -deltax, -deltay)
if len(oldcells) > 0:
g.clear(0)
g.putcells(oldcells)
g.putcells(selpatt, deltax, deltay)
g.update()
return
if event == "key > none" or event == "key < none":
# rotate floating selection clockwise or anticlockwise;
# because we use g.rotate below we have to use the exact same
# calculation (see Selection::Rotate in wxselect.cpp) for rotrect:
midx = selrect[0] + int((selrect[2]-1)/2)
midy = selrect[1] + int((selrect[3]-1)/2)
newleft = midx + selrect[1] - midy
newtop = midy + selrect[0] - midx
rotrect = [ newleft, newtop, selrect[3], selrect[2] ]
if not rectingrid(rotrect):
g.warn("Rotation is not allowed if selection would be outside grid.")
return
g.clear(0)
if len(oldcells) > 0: g.putcells(oldcells)
oldcells = g.join(oldcells, g.getcells(rotrect))
g.clear(0)
g.select(rotrect)
g.clear(0)
g.select(selrect)
g.putcells(selpatt, deltax, deltay)
if " > " in event:
g.rotate(0)
else:
g.rotate(1)
selrect = g.getselrect()
if selrect != rotrect: g.warn("Bug: selrect != rotrect")
selpatt = g.transform(g.getcells(selrect), -deltax, -deltay)
if len(oldcells) > 0:
g.clear(0)
g.putcells(oldcells)
g.putcells(selpatt, deltax, deltay)
g.update()
return
if event == "key h none":
showhelp2()
return
g.doevent(event)
answer = g.getstring("Enter direction to rotate in\n" +
"(valid rotations are cw and ccw, default is cw):",
"cw",
"Rotate selection")
if answer != "cw" and answer != "ccw":
g.exit ("Unknown direction: " + answer + " (must be cw/ccw)")
cells = g.getcells (rect)
jvn_rotate = (( 9, 12, 11, 10),
(13, 16, 15, 14),
(17, 20, 19, 18),
(21, 24, 23, 22))
def rotated (rotations, direction, state):
for rotation in rotations:
length = len (rotation)
for i in range (length):
if rotation[i] == state:
return rotation[(i + direction) % length]
return state
for i in range (0, int (math.floor (len (cells) / 3) * 3), 3):
cells[i + 2] = rotated (jvn_rotate, {"cw": 1, "ccw": -1}[answer], cells[i + 2])
g.putcells (cells)
g.rotate ({"cw": 0, "ccw": 1}[answer])