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|
# TkTeXCad
# (C) Copyright 2001 Hilmar Straube; dieses Programm untersteht der GPL.
# Keinerlei Garantie auf was auch immer, was mit diesem Programm zu tun hat.
from Tkinter import *
import math
from internat import * # Sprache und Konfiguration auch hier benutzen
from config import *
from globalpars import *
fakt = FAKT
CLIPBOARDNAME = None # gesichert als Name des Clipboard
def notifyfaktchange(newfakt):
global fakt
fakt = newfakt
class diameter: # Sucht einen passenden Durchmesser zu gegebenem
def getd(self, d, as):
index = 0
if as:
pd = POSSIBLEDIAMETERSAS
else:
pd = POSSIBLEDIAMETERS
while pd[index] < d:
index += 1
if index >= len(pd) - 1:
return pd[index]
if index == 0: # index - 1 gibt Ärger!
return pd[0]
if abs(pd[index] - d) < abs(pd[index - 1] - d):
return pd[index]
else:
return pd[index - 1]
diameterer = diameter()
class angle: # Klasse zum Bestimmen eines besten LaTeX-Paares zu einem gegebenen Winkel
def __init__(self, set):
self.erg = []
for dxdy in set:
if dxdy != (0, 1):
m = dxdy[1]/float(dxdy[0])
alpha = math.atan(m)
self.erg.append([alpha, dxdy])
else:
self.erg.append([math.pi/2, dxdy])
def getdxdy(self, alpha): # Winkel im Bereich [0; pi/2]
dev = -1
index = -1
z = 0
for el in self.erg:
aktudev = abs(el[0] - alpha)
if aktudev < dev or index == -1:
index = z
dev = aktudev
z += 1
return self.erg[index]
angler = angle(POSSIBLEDXDY) # Für allg. Benutzung
vecangler = angle(VECDXDY) # Für Pfeile
class picelEx(Exception):
pass
class picel:
# Basisklasse für alle Bildelemente; jedes muss sich aus Parametern erzeugen lassen,
# Sich selbst zeichnen, für sich in uids alle dabei benutzten ids sichern und diese an den Aufrufer zurückliefern.
# Grund: picel1 ist in putter1 ist in picture1 ist in putter2 ist in picture2 ist in Oberfläche
# Oberflächer liefert id, und picture kann sagen, dass diese in putter2, in ... -> Rückschluss
def __init__(self):
self.uids = []
def undrawhook(self):
pass
def draw(self): # WIRD NICHT AUFGERUFEN! Nur zur Hilfestellung.
self.uids = []
return self.uids
class pcs: # Klasse zur Verwaltung aller Teilbildklassen und ihrer Namen
def __init__(self):
self.pictures = []
self.names = []
def append(self, item):
self.pictures.append(item)
self.names.append(item.name)
def __delitem__(self, nr):
del self.pictures[nr]
del self.names[nr]
def newname(self, name):
return not(name in self.names)
def changename(self, oldname, newname):
try:
index = self.names.index(oldname)
self.names[index] = newname
self.pictures[index].name = newname
return 1
except ValueError:
return 0
def plboundingbox(putterlist):
"Bestimmt Extremausmaße der enthaltenen Elemente und setzt dann die eigenen entsprechend"
x1 = x2 = y1 = y2 = None # Umschließendes Rechteck feststellen
for el in putterlist:
dx1, dy1, dx2, dy2 = el.dxdy()
if x1 > dx1 or x1 == None:
x1 = dx1
if x2 < dx2 or x2 == None:
x2 = dx2
if y1 > dy1 or y1 == None:
y1 = dy1
if y2 < dy2 or y2 == None:
y2 = dy2
return (x1, y1, x2, y2)
class pictureEx(picelEx):
pass
class pictureclass:
def dumptex(self):
sf = '% ' + PROGNAME + GENMARK[LANG]
sf += '\\begin{picture}' + `(self.xsize, self.ysize)` + '\n'
for el in self.putters:
sf += el.dumptex() + '\n'
sf += '\\end{picture}'
return sf
def __init__(self, xsize, ysize, name):
if xsize < 0 or ysize < 0:
raise pictureEx
self.xsize = xsize
self.ysize = ysize
self.name = name
self.putters = []
def untk(self): # Alle Elemente, die mit tk beginnen, können nicht gepickelt werden, werden also vorher gelöscht.
# Diese Prozedur muss für jede zu pickelnde Klasse aufgerufen werden
for putter in self.putters:
keys = putter.__dict__.keys()
for key in keys:
if key[:2] == 'tk':
del putter.__dict__[key]
keys = putter.pe.__dict__.keys()
for key in keys:
if key[:2] == 'tk':
del putter.pe.__dict__[key]
def getallblocks(self, ofpc, root = None):
# Die Methode liefert alle Klassen, deren Instanzen in dem Baum von self ofpc enthalten.
if root == None: # Baumausgang sichern
root = self
blocked = []
for putter in self.putters: # Alle Putter der Klasse durchlaufen
if putter.pe.__class__ == picture:
# Dieser putter ist ein Bild.
if putter.pe.pc == ofpc: # Ist Putter picture und Instanz der gefragten Klasse
bc = putter.pe.bc
if bc not in blocked: # ... hänge alle noch nicht blockierten Klassen an
blocked.append(bc)
erg = root.getallblocks(bc) # Geh den Baum nochmal durch: Alle Klassen, die enthaltende enthalten sind ebenfalls zu blockieren.
for el in erg: # Dopplungen vermeiden
if el not in blocked:
blocked.append(el)
else:
# Der Baum spaltet sich auf; das picel im putter ist ein anderes Bild
erg = putter.pe.pc.getallblocks(ofpc, root) # Hereingehen.
for el in erg:
if el not in blocked:
blocked.append(el)
return blocked # Rückgabe
def adjustdxdy(self): # Minimale Abmessungen bestimmen und benutzen; nicht wenn kein Putter da ist.
if self.putters != []:
x1, y1, x2, y2 = plboundingbox(self.putters)
for z in range(len(self.putters)):
self.putters[z].x -= x1
self.putters[z].y -= y1
self.xsize = x2 - x1
self.ysize = y2 - y1
class picture(picel):
clickdepth = 1
def dumptex(self):
return '\\setlength{\\unitlength}{' + `self.scale`+ '\\unitlength}\\input{' + self.pc.name + '}'
def __init__(self, pc, scale, blockedclasses):
# letzter Parameter: Liste der Klassen, in deren Instanzen das neue Bild enthalten ist
self.pc = pc
self.putters = self.pc.putters
self.bc = blockedclasses
self.scale = scale
def dxdy(self, x, y):
return x, y, x + self.pc.xsize, x + self.pc.ysize
def copy(self):
return picture(self.pc, self.scale, self.bc)
def changecb(self, event = None):
try:
self.scale = self.tkscale.get() / 100.0
self.tkcallredraw()
except ValueError:
self.tkscale.set(self.scale)
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = PICTURELABELCLASS[LANG] + self.pc.name).grid(row = 0, columnspan = 2)
Label(frame, text = PICTURELABELSCALE[LANG]).grid(row = 1, column = 0)
self.tkscale = DoubleVar()
self.tkscale.set(self.scale * 100)
e = Entry(frame, textvariable = self.tkscale)
e.grid(row = 1, column = 1, sticky = E + W)
e.bind("<Return>", self.changecb)
def doscale(self, scale):
self.scale *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
self.uids = []
for putter in self.putters:
self.uids += putter.draw(x / self.scale / scale, y / self.scale / scale, maxy / self.scale / scale, canvas, self.scale * scale)
# Im neuen System ist für den Aufgerufenen x,y und maxy entsprechend größer
return self.uids
def getputter(self, uid):
"Nur für oberstes picture; funktioniert nat. auch mit multiputters; 0 für Misserfolg"
for putter in self.putters:
if uid in putter.uids:
return putter
return 0
def undraw(self, canvas):
"NUR FÜR OBERSTES (angezeigtes) PICTURE, ruft alle putter.undraws auf"
self.uids = []
for putter in self.putters:
putter.undraw(canvas)
class circleEx(picelEx):
pass
class circle(picel):
clickdepth = 2
def dumptex(self):
if self.bold:
sf = '\\thicklines'
else:
sf = '\\thinlines'
sf += '\\circle'
if self.filled:
sf += '*'
sf += '{' + `self.d` + '}'
return sf
def __init__(self, d, filled, bold = 0):
picel.__init__(self)
if filled:
if d not in POSSIBLEDIAMETERSAS:
raise circleEx
else:
if d not in POSSIBLEDIAMETERS:
raise circleEx
self.d = float(d) # LaTeX erwartet Durchmesser!
self.filled = filled
self.bold = bold
self.changed = 0
def dxdy(self, x, y):
d = self.d
return x - d/2, y - d/2, x + d/2, y + d/2
def savestate(self):
self.state = self.d, self.filled, self.bold
def cancel(self):
self.d, self.filled, self.bold = self.state
def minfo(self, ox, oy, x, y): # Rechnet mit zweiten Punkt von Benutzeroberfläche die neue Neigung aus
dx = x - ox # Relative Position
dy = y - oy
e = 2 * (dx**2 + dy**2)**0.5 # Entfernung bestimmen
self.d = float(diameterer.getd(e, self.filled)) # damit d/2 nicht Durchmesser 1 und 2 ... gleich macht!
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\circle; \circle*").grid()
self.tkbold = IntVar()
Checkbutton(frame, text = PICELLABELBOLD[LANG], variable = self.tkbold, command = self.changecb).grid()
self.tkbold.set(self.bold)
self.tkfilled = IntVar()
Checkbutton(frame, text = CIRCLELABELFILLED[LANG], variable = self.tkfilled, command = self.changecb).grid()
self.tkfilled.set(self.filled)
def copy(self):
return circle(self.d, self.filled, self.bold)
def doscale(self, scale):
d = self.d * scale
self.d = diameterer.getd(d, self.filled)
def draw(self, x, y, maxy, canvas, scale = 1):
if self.changed:
self.bold = self.tkbold.get()
self.filled = self.tkfilled.get()
self.d = float(diameterer.getd(self.d, self.filled)) # mgl. Durchmesser von gefülltem und ungefülltem Kreis sind verschieden
self.changed = 0
self.uids = []
d = self.d * scale
d = diameterer.getd(d, self.filled)
r = d/2.0
boundbox = (fakt * (x - r),
fakt * (maxy - y - r),
fakt * (x + r),
fakt * (maxy - y + r))
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
self.uids = [canvas.create_oval(boundbox, width = wi)]
if self.filled:
canvas.itemconfigure(self.uids[0], fill = "BLACK")
return self.uids
class lineEx(picelEx):
pass
class line(picel):
clickdepth = 2
def dumptex(self):
if self.bold:
sf = '\\thicklines'
else:
sf = '\\thinlines'
if self.vec:
sf += '\\vector'
else:
sf += '\\line'
sf += `(self.dx, self.dy)` # :-)
sf += '{' + `self.len`+ '}'
return sf
def __init__(self, dx, dy, len, vec, bold = 0):
picel.__init__(self)
if not (abs(dx), abs(dy)) in POSSIBLEDXDY:
raise lineEx
self.dx = dx
self.dy = dy
self.len = len
self.vec = vec
self.bold = bold
self.changed = 0 # für die Konfiguration via change
def dxdy(self, x, y):
absdxdy = abs(self.dx), abs(self.dy)
if absdxdy == (0, 1): # Längen im ersten Quadranten bestimmen
dx = 0
dy = self.len
else:
dx = self.len
m = absdxdy[1]/float(absdxdy[0])
dy = m * dx
if self.dx < 0:
dx = -dx
if self.dy < 0:
dy = -dy
x2 = x + dx # zweite Punkte bilden
y2 = y + dy
return min(x, x2), min(y, y2), max(x, x2), max(y, y2) # richtig geordnete Rückgabe
def savestate(self):
self.state = self.dx, self.dy, self.len, self.vec, self.bold
def cancel(self):
self.dx, self.dy, self.len, self.vec, self.bold = self.state
def minfo(self, ox, oy, x, y): # Rechnet mit zweiten Punkt von Benutzeroberfläche die neue Neigung aus
dx = x - ox # Relative Position
dy = y - oy
if dx == 0:
alpha = math.pi/2
else:
m = dy/float(dx)
alpha = abs(math.atan(m)) # Winkel des zweiten Punktes zum ersten in den Bereich [0; pi/2] pressen.
if self.vec:
self.dx, self.dy = vecangler.getdxdy(alpha)[1] # nächsten LaTeX-Neigungswinkel errechnen
else:
self.dx, self.dy = angler.getdxdy(alpha)[1] # nächsten LaTeX-Neigungswinkel errechnen
if dx < 0:
self.dx = -self.dx
if dy < 0:
self.dy = -self.dy
if self.dx == 0:
self.len = abs(dy)
else:
self.len = abs(dx)
def vecchangecb(self):
if self.dx == 0:
self.changecb()
return
angle = math.atan(abs(self.dy / float(self.dx)))
ndx, ndy = vecangler.getdxdy(angle)[1]
if self.dx < 0:
ndx = -ndx
if self.dy < 0:
ndy = -ndx
self.dx, self.dy = ndx, ndy
self.changecb()
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\line; \vector").grid(columnspan = 2)
self.tkbold = IntVar()
Checkbutton(frame, text = PICELLABELBOLD[LANG], variable = self.tkbold, command = self.changecb).grid(row = 1, columnspan = 2)
self.tkbold.set(self.bold)
self.tkvec = IntVar()
Radiobutton(frame, text = LINELABELLINE[LANG], variable = self.tkvec, value = 0, command = self.changecb).grid(row = 2, column = 0)
Radiobutton(frame, text = LINELABELVEC[LANG], variable = self.tkvec, value = 1, command = self.vecchangecb).grid(row = 2, column = 1)
self.tkvec.set(self.vec)
def copy(self):
return line(self.dx, self.dy, self.len, self.vec, self.bold)
def doscale(self, scale):
self.len *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
len = self.len * scale
if self.changed:
self.vec = self.tkvec.get()
self.bold = self.tkbold.get()
self.changed = 0
self.uids = []
# Koordinaten des zweiten Punktes bestimmen
if (abs(self.dx), abs(self.dy)) == (0, 1): # Vertikale Linie
x2 = x
ylen = self.dy/(abs(self.dy)) * len # Vorzeichenbehaftet!
y2 = y + ylen
else: # Alle anderen Liniensorten
# aus x-Projektion der Länge und Neigung den y-Anteil ausrechnen
m = self.dy/float(self.dx)
xlen = self.dx/abs(self.dx) * len # LaTeX-Länge + Vorzeichen -> DeltaX
ylen = m * xlen
x2 = x + xlen
y2 = y + ylen
arrowshape = (ARROWSHAPE[0] * scale * fakt, ARROWSHAPE[1] * scale * fakt, ARROWSHAPE[2] * scale * fakt)
if self.vec: # Pfeil?
ar = LAST
else:
ar = NONE
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
self.uids = [canvas.create_line(fakt * x, fakt * (maxy - y), fakt * x2, fakt * (maxy - y2), width = wi, arrow = ar, arrowshape = arrowshape)]
return self.uids
class ovalEx(picelEx):
pass
class oval(picel):
clickdepth = 2
BUTTEXTS = (OVALALL[LANG],
OVALT[LANG],
OVALL[LANG],
OVALR[LANG],
OVALB[LANG],
OVALTR[LANG],
OVALTL[LANG],
OVALBL[LANG],
OVALBR[LANG])
def dumptex(self):
if self.bold:
sf = '\\thicklines'
else:
sf = '\\thinlines'
selstr = ('',
'[t]',
'[l]',
'[r]',
'[b]',
'[tr]',
'[tl]',
'[bl]',
'[br]')[self.at]
sf += '\\oval' + `(self.dx, self.dy)` + selstr
return sf
def atlrbTrTlBlBr2selector(self, atlrbTrTlBlBr):
if atlrbTrTlBlBr == 0: # A
return 1, 1, 1, 1
elif atlrbTrTlBlBr == 1: # T
return 1, 1, 0, 0
elif atlrbTrTlBlBr == 2: # L
return 0, 1, 1, 0
elif atlrbTrTlBlBr == 3: # R
return 1, 0, 0, 1
elif atlrbTrTlBlBr == 4: # B
return 0, 0, 1, 1
elif atlrbTrTlBlBr == 5: # TR
return 1, 0, 0, 0
elif atlrbTrTlBlBr == 6: # TL
return 0, 1, 0, 0
elif atlrbTrTlBlBr == 7: # BL
return 0, 0, 1, 0
elif atlrbTrTlBlBr == 8: # BR
return 0, 0, 0, 1
def __init__(self, dx, dy, atlrbTrTlBlBr = 0, bold = 0):
# atlrb - alles = 0, top = 1, left = 2 ...
if atlrbTrTlBlBr not in range(9):
raise ovalEx
picel.__init__(self)
self.dx = dx
self.dy = dy
self.selector = self.atlrbTrTlBlBr2selector(atlrbTrTlBlBr)
self.at = atlrbTrTlBlBr
self.bold = bold
self.changed = 0
def dxdy(self, x, y):
dxh = self.dx / 2.0
dyh = self.dy / 2.0
if self.at in [4, 8, 5]: #[R, BR, TR]:
x1 = x
else:
x1 = x - dxh
if self.at in [1, 6, 5]: #[T, TL, TR]:
y1 = y
else:
y1 = y - dyh
if self.at in [3, 6, 7]: #[L, TL, BL]:
x2 = x
else:
x2 = x + dxh
if self.at in [2, 7, 8]: #[B, BL, BR]:
y2 = y
else:
y2 = y + dyh
return x1, y1, x2, y2
def savestate(self):
self.state = self.dx, self.dy, self.selector, self.at, self.bold
def cancel(self):
self.dx, self.dy, self.selector, self.at, self.bold = self.state
def minfo(self, ox, oy, x, y):
self.dx = abs(ox - x) * 2
self.dy = abs(oy - y) * 2
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\oval").pack()
self.tkbold = IntVar()
Checkbutton(frame, text = PICELLABELBOLD[LANG], variable = self.tkbold, command = self.changecb).pack()
self.tkbold.set(self.bold)
self.tksel = IntVar()
for z in range(9):
Radiobutton(frame, text = self.BUTTEXTS[z], variable = self.tksel, value = z, command = self.changecb).pack(anchor = W)
self.tksel.set(self.at)
def copy(self):
return oval(self.dx, self.dy, self.at, self.bold)
def doscale(self, scale):
self.dx *= scale
self.dy *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
dx = self.dx * scale
dy = self.dy * scale
if self.changed:
self.bold = self.tkbold.get()
self.at = self.tksel.get()
self.selector = self.atlrbTrTlBlBr2selector(self.at)
self.changed = 0
self.uids = []
# Kürzere Seite bestimmen
if dx < dy:
lmin = dx
else:
lmin = dy
d = 0 # Daraus kann LaTeX machen was es will. Wohl nicht viel.
# Radius bestimmen
for i in range(len(POSSIBLEDIAMETERS) - 1, -1, -1):
if POSSIBLEDIAMETERS[i] <= lmin:
d = POSSIBLEDIAMETERS[i]
break
d = float(d)
# Eckpunkte bestimmen
mx = x
my = y
x -= dx/2
y -= dy/2
x2 = x + dx
y2 = y + dy
# Kreisbögen zeichnen
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
# rechts oben
if self.selector[0]:
self.uids.append(
canvas.create_line(
fakt * mx, fakt * (maxy - y2), fakt * (x2 - d/2), fakt * (maxy - y2), width = wi))
self.uids.append(
canvas.create_line(
fakt * x2, fakt * (maxy - my), fakt * x2, fakt * (maxy - (y2 - d/2)), width = wi))
bbox = fakt * (x2 - d), fakt * (maxy - (y2 - d)), fakt * x2, fakt * (maxy - y2)
self.uids.append(
canvas.create_arc(bbox, start = 0, extent = 90, style = ARC, width = wi))
# Links oben
if self.selector[1]:
self.uids.append(
canvas.create_line(
fakt * (x + d/2), fakt * (maxy - y2), fakt * mx, fakt * (maxy - y2), width = wi))
self.uids.append(
canvas.create_line(
fakt * x, fakt * (maxy - my), fakt * x, fakt * (maxy - (y2 - d/2)), width = wi))
bbox = fakt * x, fakt * (maxy - (y2 - d)), fakt * (x + d), fakt * (maxy - y2)
self.uids.append(
canvas.create_arc(bbox, start = 90, extent = 90, style = ARC, width = wi))
# Links unten
if self.selector[2]:
self.uids.append(
canvas.create_line(
fakt * x, fakt * (maxy - (y + d/2)), fakt * x, fakt * (maxy - my), width = wi))
self.uids.append(
canvas.create_line(
fakt * (x + d/2), fakt * (maxy - y), fakt * mx, fakt * (maxy - y), width = wi))
bbox = fakt * x, fakt * (maxy - y), fakt * (x + d), fakt * (maxy - (y + d))
self.uids.append(
canvas.create_arc(bbox, start = 180, extent = 90, style = ARC, width = wi))
# Rechts unten
if self.selector[3]:
self.uids.append(
canvas.create_line(
fakt * mx, fakt * (maxy - y), fakt * (x2 - d/2), fakt * (maxy - y), width = wi))
self.uids.append(
canvas.create_line(
fakt * x2, fakt * (maxy - (y + d/2)), fakt * x2, fakt * (maxy - my), width = wi))
bbox = fakt * (x2 - d), fakt * (maxy - y), fakt * x2, fakt * (maxy - (y + d))
self.uids.append(
canvas.create_arc(bbox, start = 270, extent = 90, style = ARC, width = wi))
return self.uids
class bezierEx(picelEx):
pass
class bezier(picel):
clickdepth = 3
def dumptex(self):
if self.bold:
sf = '\\thicklines'
else:
sf = '\\thinlines'
sf += '\\qbezier' + `(self.xa, self.ya)` + `(self.xb, self.yb)` + `(self.xc, self.yc)`
return sf
def __init__(self, xa, ya, xb, yb, xc, yc, bold = 0):
picel.__init__(self)
self.xa = xa
self.ya = ya
self.xb = xb
self.yb = yb
self.xc = xc
self.yc = yc
self.bold = bold
self.changed = 0
def dxdy(self, x, y):
x1 = min(self.xa, self.xb, self.xc)
x2 = max(self.xa, self.xb, self.xc)
y1 = min(self.ya, self.yb, self.yc)
y2 = max(self.ya, self.yb, self.yc)
return x1 + x, y1 + y, x2 + x, y2 + y
def copy(self):
return bezier(self.xa, self.ya, self.xb, self.yb, self.xc, self.yc, self.bold)
def savestate(self):
self.state = self.xa, self.ya, self.xb, self.yb, self.xc, self.yc
def cancel(self):
self.xa, self.ya, self.xb, self.yb, self.xc, self.yc = self.state
def minfo(self, ox, oy, x, y):
dx = x - ox
dy = y - oy
self.xc = dx
self.yc = dy
def minfo2(self, ox, oy, x, y):
dx = x - ox
dy = y - oy
self.xb = dx
self.yb = dy
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\qbezier").grid()
self.tkbold = IntVar()
Checkbutton(frame, text = PICELLABELBOLD[LANG], variable = self.tkbold, command = self.changecb).grid()
self.tkbold.set(self.bold)
def doscale(self, scale):
self.xa *= scale
self.ya *= scale
self.xb *= scale
self.yb *= scale
self.xc *= scale
self.yc *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
xa = self.xa * scale
ya = self.ya * scale
xb = self.xb * scale
yb = self.yb * scale
xc = self.xc * scale
yc = self.yc * scale
if self.changed:
self.bold = self.tkbold.get()
self.changed = 0
self.uids = []
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
uid = canvas.create_line(fakt * (x + xa),
fakt * (maxy - (y + ya)),
fakt * (x + xb),
fakt * (maxy - (y + yb)),
fakt * (x + xc),
fakt * (maxy - (y + yc)),
smooth = 1,
width = wi
)
self.uids = [uid]
return self.uids
class simpletext(picel):
# Einfacher Textstring
clickdepth = 1
def dumptex(self):
return self.text
def __init__(self, text):
picel.__init__(self)
self.text = text
def dxdy(self, x, y): # Keine Ahnung, wie groß der Text wird, ich müsste ja LaTeX neu schreiben!
return x, y, x, y
def copy(self):
return simpletext(self.text)
def changecb(self, a1, a2, a3):
self.text = self.tktext.get() # Muss eine Zeichenkette sein
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "<einfacher Text>").grid()
self.tktext = StringVar()
Entry(frame, textvariable = self.tktext).grid()
self.tktext.set(self.text)
self.tktext.trace("w", self.changecb)
def doscale(self, scale):
pass
def draw(self, x, y, maxy, canvas, scale = 1):
self.uids = []
uid = canvas.create_text(fakt * x, fakt * (maxy - y), anchor = S + W, text = '*TEXT*')
self.uids = [uid]
return self.uids
class textboxEx(picelEx):
pass
class textbox(picel):
# VORSICHT: textbox erlaubt negative dx, dy!
clickdepth = 2
def dumptex(self, x, y, dx, dy, n): # und daher wird dieser hier nur mit allen Informationen von multiputer aufgefordert, dessen Job zu übernehmen.
sdx = self.dx
sdy = self.dy
if sdx < 0:
sdx = -sdx
x -= sdx
if sdy < 0:
sdy = -sdy
y -= sdy
if n != 1:
sf = '\\multiput' + `(x, y)` + `(dx, dy)` + '{' + `n` + '}{'
else:
sf = '\\put' + `(x, y)` + '{'
if self.bold:
sf += '\\thicklines'
else:
sf += '\\thinlines'
# Auswahl des Kommandos
if self.dash < 0:
sf += '\\makebox'
elif self.dash == 0:
sf += '\\framebox'
elif self.dash > 0:
sf += '\\dashbox{' + `self.dash` + '}'
sf += `(sdx, sdy)`
# Poitionierungsangabe
if self.lmr != 1 or self.bmt != 1:
sf += '['
sf += ['l', '', 'r'][self.lmr]
sf += ['b', '', 't'][self.bmt]
sf += ']'
sf += '{' + self.text
sf += '}}' # von der box und vom putter
return sf
def __init__(self, dx, dy, lmr, bmt, dash, text, bold = 0):
"lmr -> 0: l, 1: m, 2: r ...; dash = 0 -> \framebox, sonst Strichlänge; negativ -> kein Rahmen"
self.lmr = lmr
self.bmt = bmt
if not (lmr in range(3) and bmt in range(3)):
raise textboxEx
picel.__init__(self)
self.text = text
self.dx = dx
self.dy = dy
self.dash = dash
self.bold = bold
self.changed = 0
def copy(self):
return textbox(self.dx, self.dy, self.lmr, self.bmt, self.dash, self.text, self.bold)
def dxdy(self, x, y):
if self.dx < 0:
x1 = x + self.dx
x2 = x
else:
x1 = x
x2 = x + self.dx
if self.dy < 0:
y1 = y + self.dy
y2 = y
else:
y1 = y
y2 = y + self.dy
return x1, y1, x2, y2
def savestate(self):
self.state = self.lmr, self.bmt, self.text, self.dx, self.dy, self.dash, self.bold
def cancel(self):
self.lmr, self.bmt, self.text, self.dx, self.dy, self.dash, self.bold = self.state
def minfo(self, ox, oy, x, y):
self.dx = x - ox
self.dy = y - oy
def changecb2(self, a1, a2, a3):
self.text = self.tktext.get()
self.changed = 1
self.tkcallredraw()
def changecb(self):
self.changed = 1
self.tkcallredraw()
def changecbworkaround(self, event):
self.changecb()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\dashbox; \framebox; \makebox").pack()
# Fett
self.tkbold = IntVar()
Checkbutton(frame, text = PICELLABELBOLD[LANG], variable = self.tkbold, command = self.changecb).pack()
self.tkbold.set(self.bold)
# Text
self.tktext = StringVar()
textframe = Frame(frame, borderwidth = 1, relief = RAISED)
textframe.pack(fill = BOTH, expand = 1)
Label(textframe, text = PICELLABELTEXT[LANG]).pack(side = LEFT)
Entry(textframe, textvariable = self.tktext).pack(side = RIGHT, fill = X, expand = 1)
self.tktext.set(self.text)
self.tktext.trace("w", self.changecb2)
# Rahmenart
self.tkstyle = IntVar()
borderframe = Frame(frame, borderwidth = 1, relief = RAISED)
borderframe.pack(fill = BOTH, expand = 1)
Label(borderframe, text = TEXTBOXLABELBORDER[LANG]).grid(row = 0, column = 0, columnspan = 3)
Radiobutton(borderframe, text = TEXTBOXLABELNOBORDER[LANG], variable = self.tkstyle, value = -1, command = self.changecb).grid(row = 1, column = 0)
Radiobutton(borderframe, text = TEXTBOXLABELFULLBORDER[LANG], variable = self.tkstyle, value = 0, command = self.changecb).grid(row = 1, column = 1)
Radiobutton(borderframe, text = TEXTBOXLABELDASHEDBORDER[LANG], variable = self.tkstyle, value = 1, command = self.changecb).grid(row = 1, column = 2)
if self.dash < 0:
self.tkstyle.set(-1)
elif self.dash == 0:
self.tkstyle.set(0)
else:
self.tkstyle.set(1)
self.tkdashlen = DoubleVar()
borderframe2 = Frame(borderframe)
borderframe2.grid(sticky = N+E+S+W, columnspan = 3)
Label(borderframe2, text = TEXTBOXLABELDASHLEN[LANG]).pack(side = LEFT)
EDashLen = Entry(borderframe2, textvariable = self.tkdashlen)
EDashLen.pack(side = RIGHT, fill = X, expand = 1)
EDashLen.bind('<Return>', self.changecbworkaround)
if self.tkstyle.get() == 1: # Inhalt des Strichlängenfeldes bestimmen
self.tkdashlen.set(self.dash)
else:
self.tkdashlen.set(DEFAULTDASHLEN)
# Position
self.tkpos = IntVar()
posframe = Frame(frame, borderwidth = 1, relief = RAISED)
posframe.pack(fill = BOTH, expand = 1)
Label(posframe, text = TEXTBOXLABELPOS[LANG]).grid(row = 0, columnspan = 3)
Radiobutton(posframe, variable = self.tkpos, value = 00, command = self.changecb).grid(row = 3, column = 0)
Radiobutton(posframe, variable = self.tkpos, value = 01, command = self.changecb).grid(row = 3, column = 1)
Radiobutton(posframe, variable = self.tkpos, value = 02, command = self.changecb).grid(row = 3, column = 2)
Radiobutton(posframe, variable = self.tkpos, value = 10, command = self.changecb).grid(row = 2, column = 0)
Radiobutton(posframe, variable = self.tkpos, value = 11, command = self.changecb).grid(row = 2, column = 1)
Radiobutton(posframe, variable = self.tkpos, value = 12, command = self.changecb).grid(row = 2, column = 2)
Radiobutton(posframe, variable = self.tkpos, value = 20, command = self.changecb).grid(row = 1, column = 0)
Radiobutton(posframe, variable = self.tkpos, value = 21, command = self.changecb).grid(row = 1, column = 1)
Radiobutton(posframe, variable = self.tkpos, value = 22, command = self.changecb).grid(row = 1, column = 2)
self.tkpos.set(self.bmt * 10 + self.lmr)
# bmt, lmr -> init
# Beide zusammen werden als value des Knopfes gesichert, indem der vertikale Anteil mit 10
# multipliziert eingeht.
def dashline(self, x1, x2, y, dash, h, wi, canvas): # Hilfsfunktion
uids = []
if x2 < x1: # ggf. Parameter vertauschen
dummy = x2
x2 = x1
x1 = dummy
anz = (x2 - x1) / float(dash) # Anzahl der kompletten Striche
rest = (anz - int(anz)) * dash # Länge des Reststückes
z = -1
for z in range(anz):
if z % 2 == 0: # Nur die Hälfte der Striche anzeigen
if h:
newuid = canvas.create_line(x1 + z * dash, y, x1 + (z + 1) * dash, y, width = wi)
else:
newuid = canvas.create_line(y, x1 + z * dash, y, x1 + (z + 1) * dash, width = wi)
uids.append(newuid)
z += 1
if z % 2 == 0:
if h:
newuid = canvas.create_line(x1 + z * dash, y, x2, y, width = wi)
else:
newuid = canvas.create_line(y, x1 + z * dash, y, x2, width = wi)
uids.append(newuid)
return uids
def drawdash(self, x, y, maxy, canvas, scale = 1):
"Hilfsfunktion für .draw: alle \dahslines"
dx = self.dx * scale
dy = self.dy * scale
dash = self.dash * scale
self.uids = []
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
# Horizontale Linien (h = 1)
self.uids += \
self.dashline(fakt * x, fakt * (x + dx), fakt * (maxy - y), fakt * dash, 1, wi, canvas)
self.uids += \
self.dashline(fakt * x, fakt * (x + dx), fakt * (maxy - (y + dy)), fakt * dash, 1, wi, canvas)
# Vertikale Linien (h = 0)
self.uids += \
self.dashline(fakt * (maxy - y), fakt * (maxy - (y + dy)), fakt * x, fakt * dash, 0, wi, canvas)
self.uids += \
self.dashline(fakt * (maxy - y), fakt * (maxy - (y + dy)), fakt * (x + dx), fakt * dash, 0, wi, canvas)
def drawfull(self, x, y, maxy, canvas, scale = 1):
"Hilfsfunktion für .draw: alle \makebox sowie \framebox"
dx = self.dx * scale
dy = self.dy * scale
self.uids = []
if self.bold:
wi = THICKWIDTH * fakt
else:
wi = THINWIDTH * fakt
# Horizontale Linien
if self.dash < 0:
col = MAKEBOXCOL
else:
col = "black"
self.uids.append(
canvas.create_line(fakt * x, fakt * (maxy - y), fakt * (x + dx), fakt * (maxy - y), width = wi, fill = col))
self.uids.append(
canvas.create_line(fakt * x, fakt * (maxy - (y + dy)), fakt * (x + dx), fakt * (maxy - (y + dy)), width = wi, fill = col))
# Vertikale Linien
self.uids.append(
canvas.create_line(fakt * x, fakt * (maxy - y), fakt * x, fakt * (maxy - (y + dy)), width = wi, fill = col))
self.uids.append(
canvas.create_line(fakt * (x + dx), fakt * (maxy - y), fakt * (x + dx), fakt * (maxy - (y + dy)), width = wi, fill = col))
def doscale(self, scale):
self.dx *= scale
self.dy *= scale
if self.dash > 0:
self.dash *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
if self.changed:
self.bold = self.tkbold.get()
val = self.tkpos.get()
self.bmt = val / 10
self.lmr = val % 10
# Siehe Kommentar in change
dashstyle = self.tkstyle.get()
if dashstyle == -1: # Ohne Rahmen
self.dash = -1
elif dashstyle == 0: # Durchgezogen
self.dash = 0
else:
try:
if self.tkdashlen.get() <= 0:
raise ValueError
self.dash = self.tkdashlen.get() # gestrichelt
except:
self.tkdashlen.set(self.dash)
self.changed = 0
# Rand zeichnen
if self.dash <= 0:
self.drawfull(x, y, maxy, canvas, scale)
else:
self.drawdash(x, y, maxy, canvas, scale)
dx = self.dx * scale
dy = self.dy * scale
# Text zeichnen
an = ''
xpos = x + dx/2
ypos = y + dy/2
if self.text != '':
if self.bmt == 0:
an += S
if dy < 0:
ypos = y + dy
else:
ypos = y
elif self.bmt == 2:
an += N
if dy < 0:
ypos = y
else:
ypos = y + dy
if self.lmr == 0:
an += W
if dx < 0:
xpos = x + dx
else:
xpos = x
elif self.lmr == 2:
an += E
if dx < 0:
xpos = x
else:
xpos = x + dx
if an == '':
an = CENTER
self.uids.append(
canvas.create_text(fakt * xpos, fakt * (maxy - ypos), text = "*TEXT*", anchor = an))
return self.uids
class shortstackEx(picelEx):
pass
class shortstack(picel):
clickdepth = 1
def dumptex(self):
sf = '\\shortstack'
sf += ['[l]{', '{', '[r]{'][self.lrc]
sf += self.text + '}'
return sf
def __init__(self, lrc, text):
if lrc not in range(3):
raise shortstackEx
picel.__init__(self)
self.text = text
self.lrc = lrc
self.changed = 0
def dxdy(self, x, y):
return x, y, x, y # Keine Ahnung betreffend die Größe von self.text
def copy(self):
return shortstack(self.lrc, self.text)
def changecb2(self, a1, a2, a3):
self.text = self.tktext.get()
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\\shortstack").grid(columnspan = 2)
self.tktext = StringVar()
Label(frame, text = PICELLABELTEXT[LANG]).grid(row = 1, column = 0)
Entry(frame, textvariable = self.tktext).grid(row = 1, column = 1)
self.tktext.set(self.text)
self.tktext.trace("w", self.changecb2)
self.tklrc = IntVar()
Radiobutton(frame, text = SHORTSTACKLABELLEFT[LANG], variable = self.tklrc, value = 0, command = self.changecb).grid(sticky = W)
Radiobutton(frame, text = SHORTSTACKLABELCENTERED[LANG], variable = self.tklrc, value = 1, command = self.changecb).grid(sticky = W)
Radiobutton(frame, text = SHORTSTACKLABELRIGHT[LANG], variable = self.tklrc, value = 2, command = self.changecb).grid(sticky = W)
self.tklrc.set(self.lrc)
def doscale(self, scale):
pass
def draw(self, x, y, maxy, canvas, scale = 1):
if self.changed:
self.lrc = self.tklrc.get()
self.changed = 0
self.uids = []
if self.lrc == 0:
disptext = SHORTSTACKSHOWLEFT[LANG]
elif self.lrc == 1:
disptext = SHORTSTACKSHOWCENTERED[LANG]
elif self.lrc == 2:
disptext = SHORTSTACKSHOWRIGHT[LANG]
self.uids.append(
canvas.create_text(fakt * x, fakt * (maxy - y), text = disptext, anchor = S + W))
return self.uids
class sizechanger: # Ändert dazu noch den Namen
def __init__(self, root, sizex, sizey, name, names, changedcb):
# Alte Werte; names: Liste der benutzten Namen; changedcb(x, y, name)
self.sizex = sizex
self.sizey = sizey
self.name = name
self.names = names
self.changedcb = changedcb
# Fenster erstellen
self.tl = Toplevel(root)
self.tl.title = 'Abmessungen'
self.tkx = DoubleVar()
self.tky = DoubleVar()
self.tkname = StringVar()
self.tkx.set(sizex)
self.tky.set(sizey)
self.tkname.set(name)
Label(self.tl, text = SIZECHANGEX[LANG]).grid(row = 0, column = 0)
Label(self.tl, text = SIZECHANGEY[LANG]).grid(row = 1, column = 0)
Label(self.tl, text = SIZECHANGENAME[LANG]).grid(row = 2, column = 0)
Entry(self.tl, textvariable = self.tkx).grid(row = 0, column = 1, sticky = E + W)
Entry(self.tl, textvariable = self.tky).grid(row = 1, column = 1, sticky = E + W)
Entry(self.tl, textvariable = self.tkname).grid(row = 2, column = 1, sticky = E + W)
Button(self.tl, command = self.apply, text = SIZECHANGEOK[LANG], state = ACTIVE).grid(row = 3, column = 0, columnspan = 2)
self.tl.bind("<Return>", self.apply)
def apply(self, event = None):
xgot, ygot, namegot = self.tkx.get(), self.tky.get(), self.tkname.get()
if xgot < 0:
xgot = self.sizex
if ygot < 0:
ygot = self.sizey
if namegot in self.names:
namegot = self.name
self.changedcb(xgot, ygot, namegot)
self.tl.destroy()
class bb(picel):
"Dicker Strich in Funktion eines ausgefüllten Rechtecks; Skalierungsfehler: Breite wird nie angepasst; richtige Darstellung (hoffentlich)"
clickdepth = 2
def dumptex(self, x, y, dx, dy, n): # Braucht auch die Informationen vom Putter, denn putter kommt links in der Mitte.
py = y + self.dy / 2.0
if self.dx < 0:
px = self.dx + x
else:
px = x
len = abs(self.dx)
thickness = abs(self.dy)
if n != 1:
sf = '\\multiput' + `(px, py)` + `(dx, dy)` + '{' + `n` + '}{'
else:
sf = '\\put' + `(px, py)` + '{'
sf += '\\linethickness{' + `thickness`+ '\unitlength}'
sf += '\\line(1, 0){' + `len` + '} }'
return sf
def __init__(self, dx, dy):
picel.__init__(self)
self.dx = dx
self.dy = dy
def dxdy(self, x, y):
if self.dx < 0:
x1 = x + self.dx
x2 = x
else:
x1 = x
x2 = x + self.dx
if self.dy < 0:
y1 = y + self.dy
y2 = y
else:
y1 = y
y2 = y + self.dy
return x1, y1, x2, y2
def savestate(self):
self.state = self.dx, self.dy
def cancel(self):
self.dx, self.dy = self.state
def minfo(self, ox, oy, x, y):
self.dx = x - ox # Relative Position
self.dy = y - oy
def change(self, frame, tkcallredraw):
Label(frame, text = "\\textwidth\\line").pack()
def copy(self):
return bb(self.dx, self.dy)
def doscale(self, scale):
self.dx *= scale
self.dy *= scale
def draw(self, x, y, maxy, canvas, scale = 1):
boundbox = (fakt * (x),
fakt * (maxy - y),
fakt * (x + self.dx * scale),
fakt * (maxy - (y + self.dy * scale)))
return [canvas.create_rectangle(boundbox, fill = "BLACK")]
class objignorestatus:
def status(sf):
pass
class tkfiledummy: # simuliert die gebrauchte Funktionalität
def __init__(self):
self.size = (10, 10)
def resize(self, newsizetup):
self.size = newsizetup
class eps(picel):
clickdepth = 2
def dumptex(self):
sf = "\includegraphics[width = " + `self.dx` + '\unitlength, height = ' + `self.dy` + "\unitlength]{" + self.filename + "}"
return sf
def loadfile(self, filename, statusobj):
print "loadfile called"
self.filename = filename
try:
self.tkfile = Image.open(filename)
except:
statusobj.status(EPSCANNOTOPEN[LANG])
self.tkfile = tkfiledummy()
return 0
if self.tkfile.format != 'EPS':
statusobj.status(EPSNOEPS[LANG])
self.tkfile = tkfiledummy()
return 0
return 1
def __init__(self, dx = 0, dy = 0, keepaspect = 1):
picel.__init__(self)
self.tkfile = tkfiledummy() # NOCH NICHT BENUTZEN!!! Loadfile aufrufen!
self.dx = dx
self.dy = dy
self.keepaspect = keepaspect
self.tkimagelist = [] # Photoimages brauchen zusätzliche Referenz. Bei putter.undraw() wird imagelist geleert.
self.changed = 0
def dxdy(self, x, y):
return x, y, x + self.dx, y + self.dy
def savestate(self):
self.state = self.tkfile, self.dx, self.dy
def cancel(self):
self.tkfile, self.dx, self.dy = self.state
def minfo(self, ox, oy, x, y):
aspect = self.tkfile.size[0] / float(self.tkfile.size[1])
dx = x - ox # Relative Position
dy = y - oy
if dx < 0:
dx = 0
if dy < 0:
dy = 0
if self.keepaspect: # Verhältnis Länge/Höhe beibehalten
dx = aspect * dy
self.dx, self.dy = dx, dy
def changecb(self):
self.changed = 1
self.tkcallredraw()
def change(self, frame, tkcallredraw):
self.tkcallredraw = tkcallredraw
Label(frame, text = "\epsfig").pack()
Label(frame, text = EPSINSERTNOTE[LANG]).pack()
self.tkkeepaspect = IntVar()
self.tkkeepaspect.set(self.keepaspect)
Checkbutton(frame, text = EPSASPECT[LANG], variable = self.tkkeepaspect, command = self.changecb).pack()
def copy(self):
neweps = eps(self.dx, self.dy, self.keepaspect)
neweps.loadfile(self.filename, objignorestatus())
return neweps
def doscale(self, scale):
self.dx *= scale
self.dy *= scale
def undrawhook(self):
self.tkimagelist = []
def draw(self, x, y, maxy, canvas, scale = 1):
if self.changed:
self.keepaspect = self.tkkeepaspect.get()
if self.keepaspect: # verzerrtes Bild richten, wenn Benutzer ausgeschalteten aspect wieder eingeschaltet hat.
self.minfo(0, 0, self.dx, self.dy)
width = self.dx * fakt * scale
height = self.dy * fakt * scale
if self.tkfile.__class__ != tkfiledummy:
im = ImageTk.PhotoImage(image = self.tkfile.resize((width, height)) )
self.tkimagelist.append(im)
uid = canvas.create_image(fakt * x + width / 2, fakt * maxy - (fakt * y + height / 2), image = im)
return [uid]
else:
boundbox = (fakt * (x),
fakt * (maxy - y),
fakt * (x + self.dx * scale),
fakt * (maxy - (y + self.dy * scale)))
return [canvas.create_rectangle(boundbox),
canvas.create_line(boundbox)]
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