Lines Matching refs:self
34 def __init__(self, master, data=None):
35 self.master = master
36 self.frame = Frame(self.master)
37 self.frame.pack(fill=X)
38 self.label = Label(self.frame)
39 self.label.pack()
40 self.canvas = Canvas(self.frame)
41 self.canvas.pack()
42 self.report = Label(self.frame)
43 self.report.pack()
44 self.left = self.canvas.create_line(0, 0, 0, 0)
45 self.right = self.canvas.create_line(0, 0, 0, 0)
46 self.pivot = self.canvas.create_line(0, 0, 0, 0)
47 self.items = []
48 self.size = self.maxvalue = 0
50 self.setdata(data)
52 def setdata(self, data):
53 olditems = self.items
54 self.items = []
57 self.size = len(data)
58 self.maxvalue = max(data)
59 self.canvas.config(width=(self.size+1)*XGRID,
60 height=(self.maxvalue+1)*YGRID)
61 for i in range(self.size):
62 self.items.append(ArrayItem(self, i, data[i]))
63 self.reset("Sort demo, size %d" % self.size)
67 def setspeed(self, speed):
68 self.speed = speed
70 def destroy(self):
71 self.frame.destroy()
76 def cancel(self):
77 self.stop_mainloop = 1
78 if self.in_mainloop:
79 self.master.quit()
81 def step(self):
82 if self.in_mainloop:
83 self.master.quit()
85 def wait(self, msecs):
86 if self.speed == "fastest":
88 elif self.speed == "fast":
90 elif self.speed == "single-step":
92 if not self.stop_mainloop:
93 self.master.update()
94 id = self.master.after(msecs, self.master.quit)
95 self.in_mainloop = 1
96 self.master.mainloop()
97 self.master.after_cancel(id)
98 self.in_mainloop = 0
99 if self.stop_mainloop:
100 self.stop_mainloop = 0
101 self.message("Cancelled")
104 def getsize(self):
105 return self.size
107 def show_partition(self, first, last):
108 for i in range(self.size):
109 item = self.items[i]
111 self.canvas.itemconfig(item, fill='red')
113 self.canvas.itemconfig(item, fill='orange')
114 self.hide_left_right_pivot()
116 def hide_partition(self):
117 for i in range(self.size):
118 item = self.items[i]
119 self.canvas.itemconfig(item, fill='red')
120 self.hide_left_right_pivot()
122 def show_left(self, left):
123 if not 0 <= left < self.size:
124 self.hide_left()
126 x1, y1, x2, y2 = self.items[left].position()
128 self.canvas.coords(self.left, (x1 - 2, 0, x1 - 2, 9999))
129 self.master.update()
131 def show_right(self, right):
132 if not 0 <= right < self.size:
133 self.hide_right()
135 x1, y1, x2, y2 = self.items[right].position()
136 self.canvas.coords(self.right, (x2 + 2, 0, x2 + 2, 9999))
137 self.master.update()
139 def hide_left_right_pivot(self):
140 self.hide_left()
141 self.hide_right()
142 self.hide_pivot()
144 def hide_left(self):
145 self.canvas.coords(self.left, (0, 0, 0, 0))
147 def hide_right(self):
148 self.canvas.coords(self.right, (0, 0, 0, 0))
150 def show_pivot(self, pivot):
151 x1, y1, x2, y2 = self.items[pivot].position()
152 self.canvas.coords(self.pivot, (0, y1 - 2, 9999, y1 - 2))
154 def hide_pivot(self):
155 self.canvas.coords(self.pivot, (0, 0, 0, 0))
157 def swap(self, i, j):
159 self.countswap()
160 item = self.items[i]
161 other = self.items[j]
162 self.items[i], self.items[j] = other, item
165 def compare(self, i, j):
166 self.countcompare()
167 item = self.items[i]
168 other = self.items[j]
171 def reset(self, msg):
172 self.ncompares = 0
173 self.nswaps = 0
174 self.message(msg)
175 self.updatereport()
176 self.hide_partition()
178 def message(self, msg):
179 self.label.config(text=msg)
181 def countswap(self):
182 self.nswaps = self.nswaps + 1
183 self.updatereport()
185 def countcompare(self):
186 self.ncompares = self.ncompares + 1
187 self.updatereport()
189 def updatereport(self):
190 text = "%d cmps, %d swaps" % (self.ncompares, self.nswaps)
191 self.report.config(text=text)
196 def __init__(self, array, index, value):
197 self.array = array
198 self.index = index
199 self.value = value
200 self.canvas = array.canvas
201 x1, y1, x2, y2 = self.position()
202 self.item_id = array.canvas.create_rectangle(x1, y1, x2, y2,
204 self.canvas.tag_bind(self.item_id, '<Button-1>', self.mouse_down)
205 self.canvas.tag_bind(self.item_id, '<Button1-Motion>', self.mouse_move)
206 self.canvas.tag_bind(self.item_id, '<ButtonRelease-1>', self.mouse_up)
208 def delete(self):
209 item_id = self.item_id
210 self.array = None
211 self.item_id = None
212 self.canvas.delete(item_id)
214 def mouse_down(self, event):
215 self.lastx = event.x
216 self.lasty = event.y
217 self.origx = event.x
218 self.origy = event.y
219 self.canvas.tag_raise(self.item_id)
221 def mouse_move(self, event):
222 self.canvas.move(self.item_id,
223 event.x - self.lastx, event.y - self.lasty)
224 self.lastx = event.x
225 self.lasty = event.y
227 def mouse_up(self, event):
228 i = self.nearestindex(event.x)
229 if i >= self.array.getsize():
230 i = self.array.getsize() - 1
233 other = self.array.items[i]
234 here = self.index
235 self.array.items[here], self.array.items[i] = other, self
236 self.index = i
237 x1, y1, x2, y2 = self.position()
238 self.canvas.coords(self.item_id, (x1, y1, x2, y2))
241 def setindex(self, index):
242 nsteps = steps(self.index, index)
244 if self.array.speed == "fastest":
246 oldpts = self.position()
247 self.index = index
248 newpts = self.position()
250 self.canvas.tag_raise(self.item_id)
252 self.canvas.coords(self.item_id, pts)
253 self.array.wait(50)
255 def swapwith(self, other):
256 nsteps = steps(self.index, other.index)
258 if self.array.speed == "fastest":
260 myoldpts = self.position()
262 self.index, other.index = other.index, self.index
263 mynewpts = self.position()
265 myfill = self.canvas.itemcget(self.item_id, 'fill')
266 otherfill = self.canvas.itemcget(other.item_id, 'fill')
267 self.canvas.itemconfig(self.item_id, fill='green')
268 self.canvas.itemconfig(other.item_id, fill='yellow')
269 self.array.master.update()
270 if self.array.speed == "single-step":
271 self.canvas.coords(self.item_id, mynewpts)
272 self.canvas.coords(other.item_id, othernewpts)
273 self.array.master.update()
274 self.canvas.itemconfig(self.item_id, fill=myfill)
275 self.canvas.itemconfig(other.item_id, fill=otherfill)
276 self.array.wait(0)
280 if self.value > other.value:
281 self.canvas.tag_raise(self.item_id)
282 self.canvas.tag_raise(other.item_id)
284 self.canvas.tag_raise(other.item_id)
285 self.canvas.tag_raise(self.item_id)
290 self.canvas.coords(self.item_id, mypts)
291 self.canvas.coords(other.item_id, otherpts)
292 self.array.wait(50)
296 self.canvas.coords(self.item_id, mypts)
297 self.canvas.coords(other.item_id, otherpts)
298 self.canvas.itemconfig(self.item_id, fill=myfill)
299 self.canvas.itemconfig(other.item_id, fill=otherfill)
301 def compareto(self, other):
302 myfill = self.canvas.itemcget(self.item_id, 'fill')
303 otherfill = self.canvas.itemcget(other.item_id, 'fill')
304 if self.value < other.value:
308 elif self.value > other.value:
316 self.canvas.itemconfig(self.item_id, fill=myflash)
317 self.canvas.itemconfig(other.item_id, fill=otherflash)
318 self.array.wait(500)
320 self.canvas.itemconfig(self.item_id, fill=myfill)
321 self.canvas.itemconfig(other.item_id, fill=otherfill)
324 def position(self):
325 x1 = (self.index+1)*XGRID - WIDTH//2
327 y2 = (self.array.maxvalue+1)*YGRID
328 y1 = y2 - (self.value)*YGRID
331 def nearestindex(self, x):
486 def __init__(self, master, size=15):
487 self.master = master
488 self.size = size
489 self.busy = 0
490 self.array = Array(self.master)
492 self.botframe = Frame(master)
493 self.botframe.pack(side=BOTTOM)
494 self.botleftframe = Frame(self.botframe)
495 self.botleftframe.pack(side=LEFT, fill=Y)
496 self.botrightframe = Frame(self.botframe)
497 self.botrightframe.pack(side=RIGHT, fill=Y)
499 self.b_qsort = Button(self.botleftframe,
500 text="Quicksort", command=self.c_qsort)
501 self.b_qsort.pack(fill=X)
502 self.b_isort = Button(self.botleftframe,
503 text="Insertion sort", command=self.c_isort)
504 self.b_isort.pack(fill=X)
505 self.b_ssort = Button(self.botleftframe,
506 text="Selection sort", command=self.c_ssort)
507 self.b_ssort.pack(fill=X)
508 self.b_bsort = Button(self.botleftframe,
509 text="Bubble sort", command=self.c_bsort)
510 self.b_bsort.pack(fill=X)
514 def __init__(self, master, demo):
515 self.demo = demo
516 IntVar.__init__(self, master)
517 def set(self, value):
518 IntVar.set(self, value)
520 self.demo.resize(value)
522 self.v_size = MyIntVar(self.master, self)
523 self.v_size.set(size)
525 if self.size not in sizes:
526 sizes.append(self.size)
528 self.m_size = OptionMenu(self.botleftframe, self.v_size, *sizes)
529 self.m_size.pack(fill=X)
531 self.v_speed = StringVar(self.master)
532 self.v_speed.set("normal")
533 self.m_speed = OptionMenu(self.botleftframe, self.v_speed,
535 self.m_speed.pack(fill=X)
537 self.b_step = Button(self.botleftframe,
538 text="Step", command=self.c_step)
539 self.b_step.pack(fill=X)
541 self.b_randomize = Button(self.botrightframe,
542 text="Randomize", command=self.c_randomize)
543 self.b_randomize.pack(fill=X)
544 self.b_uniform = Button(self.botrightframe,
545 text="Uniform", command=self.c_uniform)
546 self.b_uniform.pack(fill=X)
547 self.b_distinct = Button(self.botrightframe,
548 text="Distinct", command=self.c_distinct)
549 self.b_distinct.pack(fill=X)
550 self.b_demo = Button(self.botrightframe,
551 text="Demo", command=self.c_demo)
552 self.b_demo.pack(fill=X)
553 self.b_cancel = Button(self.botrightframe,
554 text="Cancel", command=self.c_cancel)
555 self.b_cancel.pack(fill=X)
556 self.b_cancel.config(state=DISABLED)
557 self.b_quit = Button(self.botrightframe,
558 text="Quit", command=self.c_quit)
559 self.b_quit.pack(fill=X)
561 def resize(self, newsize):
562 if self.busy:
563 self.master.bell()
565 self.size = newsize
566 self.array.setdata(range(1, self.size+1))
568 def c_qsort(self):
569 self.run(quicksort)
571 def c_isort(self):
572 self.run(insertionsort)
574 def c_ssort(self):
575 self.run(selectionsort)
577 def c_bsort(self):
578 self.run(bubblesort)
580 def c_demo(self):
581 self.run(demosort)
583 def c_randomize(self):
584 self.run(randomize)
586 def c_uniform(self):
587 self.run(uniform)
589 def c_distinct(self):
590 self.run(distinct)
592 def run(self, func):
593 if self.busy:
594 self.master.bell()
596 self.busy = 1
597 self.array.setspeed(self.v_speed.get())
598 self.b_cancel.config(state=NORMAL)
600 func(self.array)
603 self.b_cancel.config(state=DISABLED)
604 self.busy = 0
606 def c_cancel(self):
607 if not self.busy:
608 self.master.bell()
610 self.array.cancel()
612 def c_step(self):
613 if not self.busy:
614 self.master.bell()
616 self.v_speed.set("single-step")
617 self.array.setspeed("single-step")
618 self.array.step()
620 def c_quit(self):
621 if self.busy:
622 self.array.cancel()
623 self.master.after_idle(self.master.quit)