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path: root/TurtleArt/talogo.py
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-rw-r--r--TurtleArt/talogo.py512
1 files changed, 271 insertions, 241 deletions
diff --git a/TurtleArt/talogo.py b/TurtleArt/talogo.py
index 0801d75..0d467ac 100644
--- a/TurtleArt/talogo.py
+++ b/TurtleArt/talogo.py
@@ -47,9 +47,12 @@ _logger = logging.getLogger('turtleart-activity')
class noKeyError(UserDict):
+
__missing__ = lambda x, y: 0
+
class symbol:
+
def __init__(self, name):
self.name = name
self.nargs = None
@@ -57,17 +60,22 @@ class symbol:
def __str__(self):
return self.name
+
def __repr__(self):
return '#' + self.name
+
class logoerror(Exception):
+
def __init__(self, value):
self.value = value
+
def __str__(self):
return repr(self.value)
# Utility functions
+
def numtype(x):
""" Is x a number type? """
if type(x) == int:
@@ -78,9 +86,10 @@ def numtype(x):
return True
return False
+
def str_to_num(x):
""" Try to comvert a string to a number """
- xx = convert(x.replace(self.tw.decimal_point,'.'), float)
+ xx = convert(x.replace(self.tw.decimal_point, '.'), float)
if type(xx) is float:
return xx
else:
@@ -90,18 +99,21 @@ def str_to_num(x):
else:
raise logoerror("#syntaxerror")
+
def taand(x, y):
""" Logical and """
- return x&y
+ return x & y
+
def taor(x, y):
""" Logical or """
- return x|y
+ return x | y
+
def careful_divide(x, y):
""" Raise error on divide by zero """
try:
- return x/y
+ return x / y
except ZeroDivisionError:
raise logoerror("#zerodivide")
except TypeError:
@@ -114,10 +126,11 @@ def careful_divide(x, y):
except TypeError:
raise logoerror("#notanumber")
+
def taequal(x, y):
""" Numeric and logical equal """
try:
- return float(x)==float(y)
+ return float(x) == float(y)
except TypeError:
typex, typey = False, False
if strtype(x):
@@ -131,10 +144,11 @@ def taequal(x, y):
except ValueError:
raise logoerror("#syntaxerror")
+
def taless(x, y):
""" Compare numbers and strings """
try:
- return float(x)<float(y)
+ return float(x) < float(y)
except ValueError:
typex, typey = False, False
if strtype(x):
@@ -148,14 +162,16 @@ def taless(x, y):
except TypeError:
raise logoerror("#notanumber")
+
def tamore(x, y):
""" Compare numbers and strings """
return taless(y, x)
+
def taplus(x, y):
""" Add numbers, concat strings """
if numtype(x) and numtype(y):
- return(x+y)
+ return(x + y)
else:
if numtype(x):
xx = str(round_int(x))
@@ -165,42 +181,46 @@ def taplus(x, y):
yy = str(round_int(y))
else:
yy = str(y)
- return(xx+yy)
-
+ return(xx + yy)
+
+
def taminus(x, y):
""" Numerical subtraction """
if numtype(x) and numtype(y):
- return(x-y)
+ return(x - y)
try:
return str_to_num(x) - str_to_num(y)
except TypeError:
raise logoerror("#notanumber")
-
+
+
def taproduct(x, y):
""" Numerical multiplication """
if numtype(x) and numtype(y):
- return(x*y)
+ return(x * y)
try:
return str_to_num(x) * str_to_num(y)
except TypeError:
raise logoerror("#notanumber")
+
def tamod(x, y):
""" Numerical mod """
if numtype(x) and numtype(y):
- return(x%y)
+ return(x % y)
try:
return str_to_num(x) % str_to_num(y)
except TypeError:
raise logoerror("#notanumber")
except ValueError:
raise logoerror("#syntaxerror")
-
+
+
def tasqrt(x):
""" Square root """
if numtype(x):
if x < 0:
- raise logoerror("#negroot")
+ raise logoerror("#negroot")
return sqrt(x)
try:
return sqrt(str_to_num(x))
@@ -209,190 +229,199 @@ def tasqrt(x):
except TypeError:
raise logoerror("#notanumber")
+
def tarandom(x, y):
""" Random integer """
if numtype(x) and numtype(y):
- return(int(round(uniform(x, y),0)))
+ return(int(round(uniform(x, y), 0)))
xx, xflag = chr_to_ord(x)
yy, yflag = chr_to_ord(y)
if xflag and yflag:
- return chr(int(round(uniform(xx, yy),0)))
+ return chr(int(round(uniform(xx, yy), 0)))
if not xflag:
xx = str_to_num(x)
if not yflag:
yy = str_to_num(y)
try:
- return(int(round(uniform(xx, yy),0)))
+ return(int(round(uniform(xx, yy), 0)))
except TypeError:
raise logoerror("#notanumber")
+
def identity(x):
""" Identity function """
return(x)
-
+
+
def stop_logo(tw):
""" Stop logo is called from the Stop button on the toolbar """
tw.step_time = 0
tw.lc.step = just_stop()
tw.active_turtle.show()
+
def just_stop():
""" yield False to stop stack """
yield False
+
def millis():
""" Current time in milliseconds """
- return int(clock()*1000)
+ return int(clock() * 1000)
-"""
-A class for parsing Logo Code
-"""
class LogoCode:
+ """ A class for parsing Logo code """
+
def __init__(self, tw):
self.tw = tw
self.oblist = {}
DEFPRIM = {
- '(':[1, lambda self, x: self.prim_opar(x)],
- 'and':[2, lambda self, x, y: taand(x, y)],
- 'arc':[2, lambda self, x, y: self.tw.canvas.arc(x, y)],
- 'back':[1, lambda self, x: self.tw.canvas.forward(-x)],
- 'black':[0, lambda self: BLACK],
- 'blue':[0, lambda self: 70],
- 'bpos':[0, lambda self: -self.tw.canvas.height/(self.tw.coord_scale*2)],
- 'boty':[0, lambda self: self.tw.bottomy],
- 'box1':[0, lambda self: self.boxes['box1']],
- 'box':[1, lambda self, x: self.box(x)],
- 'box2':[0, lambda self: self.boxes['box2']],
- 'bullet':[1, self.prim_bullet, True],
- 'bulletlist':[1, self.prim_list, True],
- 'cartesian':[0, lambda self: self.tw.set_cartesian(True)],
- 'clean':[0, lambda self: self.prim_clear()],
- 'clearheap':[0, lambda self: self.empty_heap()],
- 'color':[0, lambda self: self.tw.canvas.color],
- 'gray':[0, lambda self: self.tw.canvas.gray],
- 'comment':[1, lambda self, x: self.prim_print(x, True)],
- 'container':[1, lambda self,x: x],
- 'cyan':[0, lambda self: 50],
- 'define':[2, self.prim_define],
- 'division':[2, lambda self, x, y: careful_divide(x, y)],
- 'equal?':[2, lambda self,x, y: taequal(x, y)],
- 'fillscreen':[2, lambda self, x, y: self.tw.canvas.fillscreen(x, y)],
- 'forever':[1, self.prim_forever, True],
- 'forward':[1, lambda self, x: self.tw.canvas.forward(x)],
- 'fullscreen':[0, lambda self: self.tw.set_fullscreen()],
- 'greater?':[2, lambda self, x, y: tamore(x, y)],
- 'green':[0, lambda self: 30],
- 'heading':[0, lambda self: self.tw.canvas.heading],
- 'hideblocks':[0, lambda self: self.tw.hideblocks()],
- 'hres':[0, lambda self: self.tw.canvas.width/self.tw.coord_scale],
- 'id':[1, lambda self, x: identity(x)],
- 'if':[2, self.prim_if, True],
- 'ifelse':[3, self.prim_ifelse, True],
- 'insertimage':[1, lambda self, x: self.insert_image(x, False)],
- 'kbinput':[0, lambda self: self.prim_kbinput()],
- 'keyboard':[0, lambda self: self.keyboard],
- 'left':[1, lambda self, x: self.tw.canvas.right(-x)],
- 'leftx':[0, lambda self: self.tw.leftx],
- 'lpos':[0, lambda self: -self.tw.canvas.width/(self.tw.coord_scale*2)],
- 'less?':[2, lambda self, x, y: taless(x, y)],
- 'minus':[2, lambda self, x, y: taminus(x, y)],
- 'mod':[2, lambda self, x, y: tamod(x, y)],
- 'myfunction':[2, lambda self, f, x: self.myfunction(f, [x])],
- 'myfunction2':[3, lambda self, f, x, y: self.myfunction(f, [x, y])],
- 'myfunction3':[4, lambda self, f, x, y, z: self.myfunction(
- f, [x, y, z])],
- 'nop':[0, lambda self: None],
- 'nop1':[0, lambda self: None],
- 'nop2':[0, lambda self: None],
- 'nop3':[1, lambda self, x: None],
- 'not':[1, lambda self, x: not x],
- 'orange':[0, lambda self: 10],
- 'or':[2, lambda self, x, y: taor(x, y)],
- 'pendown':[0, lambda self: self.tw.canvas.setpen(True)],
- 'pensize':[0, lambda self: self.tw.canvas.pensize],
- 'penup':[0, lambda self: self.tw.canvas.setpen(False)],
- 'plus':[2, lambda self, x, y: taplus(x, y)],
- 'polar':[0, lambda self: self.tw.set_polar(True)],
- 'pop':[0, lambda self: self.prim_pop()],
- 'print':[1, lambda self, x: self.prim_print(x, False)],
- 'printheap':[0, lambda self: self.prim_print_heap()],
- 'product':[2, lambda self, x, y: taproduct(x, y)],
- 'purple':[0, lambda self: 90],
- 'push':[1, lambda self, x: self.prim_push(x)],
- 'random':[2, lambda self, x, y: tarandom(x, y)],
- 'readpixel':[0, lambda self: self.read_pixel()],
- 'red':[0, lambda self: 0],
- 'repeat':[2, self.prim_repeat, True],
- 'right':[1, lambda self, x: self.tw.canvas.right(x)],
- 'rightx':[0, lambda self: self.tw.rightx],
- 'rpos':[0, lambda self: self.tw.canvas.width/(self.tw.coord_scale*2)],
- 'savepix':[1, lambda self, x: self.save_picture(x)],
- 'savesvg':[1, lambda self, x: self.save_svg(x)],
- 'scale':[0, lambda self: self.scale],
- 'see':[0, lambda self: self.see()],
- 'setcolor':[1, lambda self, x: self.tw.canvas.setcolor(x)],
- 'setgray':[1, lambda self, x: self.tw.canvas.setgray(x)],
- 'seth':[1, lambda self, x: self.tw.canvas.seth(x)],
- 'setpensize':[1, lambda self, x: self.tw.canvas.setpensize(x)],
- 'setscale':[1, lambda self, x: self.set_scale(x)],
- 'setshade':[1, lambda self, x: self.tw.canvas.setshade(x)],
- 'settextcolor':[1, lambda self, x: self.tw.canvas.settextcolor(x)],
- 'settextsize':[1, lambda self, x: self.tw.canvas.settextsize(x)],
- 'setxy2':[2, lambda self, x, y: self.tw.canvas.setxy(x, y)],
- 'setxy':[2, lambda self, x, y: self.tw.canvas.setxy(x, y,
+ '(': [1, lambda self, x: self.prim_opar(x)],
+ 'and': [2, lambda self, x, y: taand(x, y)],
+ 'arc': [2, lambda self, x, y: self.tw.canvas.arc(x, y)],
+ 'back': [1, lambda self, x: self.tw.canvas.forward(-x)],
+ 'black': [0, lambda self: BLACK],
+ 'blue': [0, lambda self: 70],
+ 'bpos': [0, lambda self: -self.tw.canvas.height / \
+ (self.tw.coord_scale * 2)],
+ 'boty': [0, lambda self: self.tw.bottomy],
+ 'box1': [0, lambda self: self.boxes['box1']],
+ 'box': [1, lambda self, x: self.box(x)],
+ 'box2': [0, lambda self: self.boxes['box2']],
+ 'bullet': [1, self.prim_bullet, True],
+ 'bulletlist': [1, self.prim_list, True],
+ 'cartesian': [0, lambda self: self.tw.set_cartesian(True)],
+ 'clean': [0, lambda self: self.prim_clear()],
+ 'clearheap': [0, lambda self: self.empty_heap()],
+ 'color': [0, lambda self: self.tw.canvas.color],
+ 'gray': [0, lambda self: self.tw.canvas.gray],
+ 'comment': [1, lambda self, x: self.prim_print(x, True)],
+ 'container': [1, lambda self, x: x],
+ 'cyan': [0, lambda self: 50],
+ 'define': [2, self.prim_define],
+ 'division': [2, lambda self, x, y: careful_divide(x, y)],
+ 'equal?': [2, lambda self,x, y: taequal(x, y)],
+ 'fillscreen': [2, lambda self, x, y: self.tw.canvas.fillscreen(x, y)],
+ 'forever': [1, self.prim_forever, True],
+ 'forward': [1, lambda self, x: self.tw.canvas.forward(x)],
+ 'fullscreen': [0, lambda self: self.tw.set_fullscreen()],
+ 'greater?': [2, lambda self, x, y: tamore(x, y)],
+ 'green': [0, lambda self: 30],
+ 'heading': [0, lambda self: self.tw.canvas.heading],
+ 'hideblocks': [0, lambda self: self.tw.hideblocks()],
+ 'hres': [0, lambda self: self.tw.canvas.width / self.tw.coord_scale],
+ 'id': [1, lambda self, x: identity(x)],
+ 'if': [2, self.prim_if, True],
+ 'ifelse': [3, self.prim_ifelse, True],
+ 'insertimage': [1, lambda self, x: self.insert_image(x, False)],
+ 'kbinput': [0, lambda self: self.prim_kbinput()],
+ 'keyboard': [0, lambda self: self.keyboard],
+ 'left': [1, lambda self, x: self.tw.canvas.right(-x)],
+ 'leftx': [0, lambda self: self.tw.leftx],
+ 'lpos': [0, lambda self: -self.tw.canvas.width / \
+ (self.tw.coord_scale * 2)],
+ 'less?': [2, lambda self, x, y: taless(x, y)],
+ 'minus': [2, lambda self, x, y: taminus(x, y)],
+ 'mod': [2, lambda self, x, y: tamod(x, y)],
+ 'myfunction': [2, lambda self, f, x: self.myfunction(f, [x])],
+ 'myfunction2': [3, lambda self, f, x, y: self.myfunction(f, [x, y])],
+ 'myfunction3': [4, lambda self, f, x, y, z: self.myfunction(
+ f, [x, y, z])],
+ 'nop': [0, lambda self: None],
+ 'nop1': [0, lambda self: None],
+ 'nop2': [0, lambda self: None],
+ 'nop3': [1, lambda self, x: None],
+ 'not': [1, lambda self, x: not x],
+ 'orange': [0, lambda self: 10],
+ 'or': [2, lambda self, x, y: taor(x, y)],
+ 'pendown': [0, lambda self: self.tw.canvas.setpen(True)],
+ 'pensize': [0, lambda self: self.tw.canvas.pensize],
+ 'penup': [0, lambda self: self.tw.canvas.setpen(False)],
+ 'plus': [2, lambda self, x, y: taplus(x, y)],
+ 'polar': [0, lambda self: self.tw.set_polar(True)],
+ 'pop': [0, lambda self: self.prim_pop()],
+ 'print': [1, lambda self, x: self.prim_print(x, False)],
+ 'printheap': [0, lambda self: self.prim_print_heap()],
+ 'product': [2, lambda self, x, y: taproduct(x, y)],
+ 'purple': [0, lambda self: 90],
+ 'push': [1, lambda self, x: self.prim_push(x)],
+ 'random': [2, lambda self, x, y: tarandom(x, y)],
+ 'readpixel': [0, lambda self: self.read_pixel()],
+ 'red': [0, lambda self: 0],
+ 'repeat': [2, self.prim_repeat, True],
+ 'right': [1, lambda self, x: self.tw.canvas.right(x)],
+ 'rightx': [0, lambda self: self.tw.rightx],
+ 'rpos': [0, lambda self: self.tw.canvas.width / \
+ (self.tw.coord_scale * 2)],
+ 'savepix': [1, lambda self, x: self.save_picture(x)],
+ 'savesvg': [1, lambda self, x: self.save_svg(x)],
+ 'scale': [0, lambda self: self.scale],
+ 'see': [0, lambda self: self.see()],
+ 'setcolor': [1, lambda self, x: self.tw.canvas.setcolor(x)],
+ 'setgray': [1, lambda self, x: self.tw.canvas.setgray(x)],
+ 'seth': [1, lambda self, x: self.tw.canvas.seth(x)],
+ 'setpensize': [1, lambda self, x: self.tw.canvas.setpensize(x)],
+ 'setscale': [1, lambda self, x: self.set_scale(x)],
+ 'setshade': [1, lambda self, x: self.tw.canvas.setshade(x)],
+ 'settextcolor': [1, lambda self, x: self.tw.canvas.settextcolor(x)],
+ 'settextsize': [1, lambda self, x: self.tw.canvas.settextsize(x)],
+ 'setxy2': [2, lambda self, x, y: self.tw.canvas.setxy(x, y)],
+ 'setxy': [2, lambda self, x, y: self.tw.canvas.setxy(x, y,
pendown=False)],
- 'shade':[0, lambda self: self.tw.canvas.shade],
- 'show':[1, lambda self, x: self.show(x, True)],
- 'showaligned':[1,lambda self, x: self.show(x, False)],
- 'showblocks':[0, lambda self: self.tw.showblocks()],
- 'skin':[1, lambda self, x: self.reskin(x)],
- 'sound':[1, lambda self, x: self.play_sound(x)],
- 'sqrt':[1, lambda self, x: tasqrt(x)],
- 'stack1':[0, self.prim_stack1, True],
- 'stack':[1, self.prim_stack, True],
- 'stack2':[0, self.prim_stack2, True],
- 'start':[0, lambda self: self.prim_start()],
- 'startfill':[0, lambda self: self.tw.canvas.start_fill()],
- 'stopfill':[0, lambda self: self.tw.canvas.stop_fill()],
- 'stopstack':[0, lambda self: self.prim_stopstack()],
- 'storeinbox1':[1, lambda self, x: self.prim_setbox('box1', None ,x)],
- 'storeinbox2':[1, lambda self, x: self.prim_setbox('box2', None, x)],
- 'storeinbox':[2, lambda self, x, y: self.prim_setbox('box3', x, y)],
- 't1x1':[2, lambda self, x, y: self.show_template1x1(x, y)],
- 't1x1a':[2, lambda self, x, y: self.show_template1x1a(x, y)],
- 't1x2':[3, lambda self, x, y, z: self.show_template1x2(x, y, z)],
- 't2x1':[3, lambda self, x, y, z: self.show_template2x1(x, y, z)],
- 't2x2':[5, lambda self, x, y, z, a, b: self.show_template2x2(
+ 'shade': [0, lambda self: self.tw.canvas.shade],
+ 'show': [1, lambda self, x: self.show(x, True)],
+ 'showaligned': [1,lambda self, x: self.show(x, False)],
+ 'showblocks': [0, lambda self: self.tw.showblocks()],
+ 'skin': [1, lambda self, x: self.reskin(x)],
+ 'sound': [1, lambda self, x: self.play_sound(x)],
+ 'sqrt': [1, lambda self, x: tasqrt(x)],
+ 'stack1': [0, self.prim_stack1, True],
+ 'stack': [1, self.prim_stack, True],
+ 'stack2': [0, self.prim_stack2, True],
+ 'start': [0, lambda self: self.prim_start()],
+ 'startfill': [0, lambda self: self.tw.canvas.start_fill()],
+ 'stopfill': [0, lambda self: self.tw.canvas.stop_fill()],
+ 'stopstack': [0, lambda self: self.prim_stopstack()],
+ 'storeinbox1': [1, lambda self, x: self.prim_setbox('box1', None, x)],
+ 'storeinbox2': [1, lambda self, x: self.prim_setbox('box2', None, x)],
+ 'storeinbox': [2, lambda self, x, y: self.prim_setbox('box3', x, y)],
+ 't1x1': [2, lambda self, x, y: self.show_template1x1(x, y)],
+ 't1x1a': [2, lambda self, x, y: self.show_template1x1a(x, y)],
+ 't1x2': [3, lambda self, x, y, z: self.show_template1x2(x, y, z)],
+ 't2x1': [3, lambda self, x, y, z: self.show_template2x1(x, y, z)],
+ 't2x2': [5, lambda self, x, y, z, a, b: self.show_template2x2(
x, y, z, a, b)],
- 'textcolor':[0, lambda self: self.tw.canvas.textcolor],
- 'textsize':[0, lambda self: self.tw.textsize],
- 'titlex':[0, lambda self: self.tw.titlex],
- 'titley':[0, lambda self: self.tw.titley],
- 'topy':[0, lambda self: self.tw.topy],
- 'tpos':[0, lambda self: self.tw.canvas.height/(self.tw.coord_scale*2)],
- 'turtle':[1, lambda self, x: self.tw.canvas.set_turtle(x)],
- 'userdefined':[1, lambda self, x: self.prim_myblock([x])],
- 'userdefined2':[2, lambda self, x, y: self.prim_myblock([x, y])],
- 'userdefined3':[3, lambda self, x, y, z: self.prim_myblock([x, y, z])],
- 'video':[1, lambda self, x: self.play_movie(x)],
- 'vres':[0, lambda self: self.tw.canvas.height/self.tw.coord_scale],
- 'wait':[1, self.prim_wait, True],
- # 'while':[2, self.prim_while, True],
- 'white':[0, lambda self: WHITE],
- 'write':[2, lambda self, x, y: self.write(self, x, y)],
- 'xcor':[0, lambda self: self.tw.canvas.xcor/self.tw.coord_scale],
- 'ycor':[0, lambda self: self.tw.canvas.ycor/self.tw.coord_scale],
- 'yellow':[0, lambda self: 20]}
+ 'textcolor': [0, lambda self: self.tw.canvas.textcolor],
+ 'textsize': [0, lambda self: self.tw.textsize],
+ 'titlex': [0, lambda self: self.tw.titlex],
+ 'titley': [0, lambda self: self.tw.titley],
+ 'topy': [0, lambda self: self.tw.topy],
+ 'tpos': [0, lambda self: self.tw.canvas.height / \
+ (self.tw.coord_scale * 2)],
+ 'turtle': [1, lambda self, x: self.tw.canvas.set_turtle(x)],
+ 'userdefined': [1, lambda self, x: self.prim_myblock([x])],
+ 'userdefined2': [2, lambda self, x, y: self.prim_myblock([x, y])],
+ 'userdefined3': [3, lambda self, x, y,
+ z: self.prim_myblock([x, y, z])],
+ 'video': [1, lambda self, x: self.play_movie(x)],
+ 'vres': [0, lambda self: self.tw.canvas.height / self.tw.coord_scale],
+ 'wait': [1, self.prim_wait, True],
+ # 'while': [2, self.prim_while, True],
+ 'white': [0, lambda self: WHITE],
+ 'write': [2, lambda self, x, y: self.write(self, x, y)],
+ 'xcor': [0, lambda self: self.tw.canvas.xcor / self.tw.coord_scale],
+ 'ycor': [0, lambda self: self.tw.canvas.ycor / self.tw.coord_scale],
+ 'yellow': [0, lambda self: 20]}
for p in iter(DEFPRIM):
if len(DEFPRIM[p]) == 2:
self.defprim(p, DEFPRIM[p][0], DEFPRIM[p][1])
else:
self.defprim(p, DEFPRIM[p][0], DEFPRIM[p][1], DEFPRIM[p][2])
-
+
self.symtype = type(self.intern('print'))
self.listtype = type([])
self.symnothing = self.intern('%nothing%')
@@ -419,17 +448,17 @@ class LogoCode:
self.filepath = None
# Scale factors for depreciated portfolio blocks
- self.title_height = int((self.tw.canvas.height/20)*self.tw.scale)
- self.body_height = int((self.tw.canvas.height/40)*self.tw.scale)
- self.bullet_height = int((self.tw.canvas.height/30)*self.tw.scale)
-
+ self.title_height = int((self.tw.canvas.height / 20) * self.tw.scale)
+ self.body_height = int((self.tw.canvas.height / 40) * self.tw.scale)
+ self.bullet_height = int((self.tw.canvas.height / 30) * self.tw.scale)
+
self.scale = DEFAULT_SCALE
def defprim(self, name, args, fcn, rprim=False):
""" Define the primitives associated with the blocks """
sym = self.intern(name)
sym.nargs, sym.fcn = args, fcn
- sym.rprim = rprim
+ sym.rprim = rprim
def intern(self, string):
""" Add any new objects to the symbol list. """
@@ -438,7 +467,7 @@ class LogoCode:
sym = symbol(string)
self.oblist[string] = sym
return sym
-
+
def run_blocks(self, blk, blocks, run_flag):
""" Given a block to run... """
for k in self.stacks.keys():
@@ -462,7 +491,7 @@ class LogoCode:
if type(convert(x, float, False)) == float:
if int(float(x)) == x:
x = int(x)
- self.stacks['stack3'+str(x)] = self.readline(code)
+ self.stacks['stack3' + str(x)] = self.readline(code)
code = self.blocks_to_code(blk)
if run_flag:
@@ -479,13 +508,13 @@ class LogoCode:
return ['%nothing%', '%nothing%']
code = []
dock = blk.docks[0]
- if len(dock)>4: # There could be a '(', ')', '[' or ']'.
+ if len(dock) > 4: # There could be a '(', ')', '[' or ']'.
code.append(dock[4])
if blk.name == 'savesvg':
self.tw.saving_svg = True
if blk.primitive is not None: # make a tuple (prim, blk)
code.append((blk.primitive, self.tw.block_list.list.index(blk)))
- elif len(blk.values)>0: # Extract the value from content blocks.
+ elif len(blk.values) > 0: # Extract the value from content blocks.
if blk.name == 'number':
try:
code.append(float(blk.values[0]))
@@ -495,22 +524,22 @@ class LogoCode:
if type(blk.values[0]) == float or type(blk.values[0]) == int:
if int(blk.values[0]) == blk.values[0]:
blk.values[0] = int(blk.values[0])
- code.append('#s'+str(blk.values[0]))
+ code.append('#s' + str(blk.values[0]))
else:
- code.append('#s'+blk.values[0])
+ code.append('#s' + blk.values[0])
elif blk.name == 'journal':
if blk.values[0] is not None:
- code.append('#smedia_'+str(blk.values[0]))
+ code.append('#smedia_' + str(blk.values[0]))
else:
code.append('#smedia_None')
elif blk.name == 'description':
if blk.values[0] is not None:
- code.append('#sdescr_'+str(blk.values[0]))
+ code.append('#sdescr_' + str(blk.values[0]))
else:
code.append('#sdescr_None')
elif blk.name == 'audio':
if blk.values[0] is not None:
- code.append('#saudio_'+str(blk.values[0]))
+ code.append('#saudio_' + str(blk.values[0]))
else:
code.append('#saudio_None')
else:
@@ -519,9 +548,9 @@ class LogoCode:
return ['%nothing%']
if blk.connections is not None and len(blk.connections) > 0:
for i in range(1, len(blk.connections)):
- b = blk.connections[i]
+ b = blk.connections[i]
dock = blk.docks[i]
- if len(dock)>4: # There could be a '(', ')', '[' or ']'.
+ if len(dock) > 4: # There could be a '(', ')', '[' or ']'.
for c in dock[4]:
code.append(c)
if b is not None:
@@ -529,7 +558,7 @@ class LogoCode:
elif blk.docks[i][0] not in ['flow', 'unavailable']:
code.append('%nothing%')
return code
-
+
def setup_cmd(self, string):
""" Execute the psuedocode. """
self.hidden_turtle = self.tw.active_turtle
@@ -538,12 +567,12 @@ class LogoCode:
blklist = self.readline(string)
self.step = self.start_eval(blklist)
- """
- Convert the pseudocode into a list of commands.
+ def readline(self, line):
+ """
+ Convert the pseudocode into a list of commands.
The block associated with the command is stored as the second element
in a tuple, e.g., (#forward, 16)
- """
- def readline(self, line):
+ """
res = []
while line:
token = line.pop(0)
@@ -609,8 +638,8 @@ class LogoCode:
# In debugging modes, we pause between steps and show the turtle.
if self.tw.step_time > 0:
self.tw.active_turtle.show()
- endtime = millis()+self.an_int(self.tw.step_time)*100
- while millis()<endtime:
+ endtime = millis() + self.an_int(self.tw.step_time) * 100
+ while millis() < endtime:
yield True
self.tw.active_turtle.hide()
@@ -641,7 +670,7 @@ class LogoCode:
if not self.tw.hide and self.tw.step_time > 0:
self.tw.display_coordinates()
yield True
-
+
def eval(self):
""" Evaluate the next token on the line of code we are processing. """
token = self.iline.pop(0)
@@ -706,12 +735,12 @@ class LogoCode:
""" ufuncall """
self.ijmp(self.evline, body)
yield True
-
+
def doevalstep(self):
""" evaluate one step """
starttime = millis()
try:
- while (millis()-starttime)<120:
+ while (millis() - starttime)<120:
try:
if self.step is not None:
self.step.next()
@@ -764,7 +793,7 @@ class LogoCode:
my_string += "%s: %s\n" % (k, str(v))
self.tw.showlabel('info', my_string)
return
-
+
def undefined_check(self, token):
""" Make sure token has a definition """
if token.fcn is not None:
@@ -774,13 +803,13 @@ class LogoCode:
else:
errormsg = "%s %s" % (_("I don't know how to"), _(token.name))
raise logoerror(errormsg)
-
+
def no_args_check(self):
""" Missing argument ? """
if self.iline and self.iline[0] is not self.symnothing:
return
raise logoerror("#noinput")
-
+
#
# Primitives
#
@@ -802,13 +831,13 @@ class LogoCode:
def prim_wait(self, time):
""" Show the turtle while we wait """
self.tw.active_turtle.show()
- endtime = millis()+self.an_int(time*1000)
+ endtime = millis() + self.an_int(time * 1000)
while millis()<endtime:
yield True
self.tw.active_turtle.hide()
self.ireturn()
yield True
-
+
def prim_repeat(self, num, blklist):
""" Repeat list num times. """
num = self.an_int(num)
@@ -910,7 +939,7 @@ class LogoCode:
name = self.intern(name)
name.nargs, name.fcn = 0, body
name.rprim = True
-
+
def prim_stack(self, x):
""" Process a named stack """
if type(convert(x, float, False)) == float:
@@ -934,7 +963,7 @@ class LogoCode:
self.procstop = False
self.ireturn()
yield True
-
+
def prim_stack2(self):
""" Process Stack 2 """
if self.stacks['stack2'] is None:
@@ -948,7 +977,7 @@ class LogoCode:
def prim_stopstack(self):
""" Stop execution of a stack """
self.procstop = True
-
+
def prim_print_heap(self):
""" Display contents of heap """
self.tw.showlabel('status', self.heap)
@@ -963,7 +992,7 @@ class LogoCode:
return int(ord(n[0]))
else:
raise logoerror("%s %s %s %s" \
- % (self.cfun.name, _("doesn't like"), str(n), _("as input")))
+ % (self.cfun.name, _("doesn't like"), str(n), _("as input")))
def box(self, x):
""" Retrieve value from named box """
@@ -971,10 +1000,10 @@ class LogoCode:
if int(float(x)) == x:
x = int(x)
try:
- return self.boxes['box3'+str(x)]
+ return self.boxes['box3' + str(x)]
except:
raise logoerror("#emptybox")
-
+
def prim_myblock(self, x):
""" Run Python code imported from Journal """
if self.tw.myblock is not None:
@@ -988,7 +1017,7 @@ class LogoCode:
else:
raise logoerror("#nocode")
return
-
+
def prim_print(self, n, flag):
""" Print n """
if flag and (self.tw.hide or self.tw.step_time == 0):
@@ -1011,7 +1040,7 @@ class LogoCode:
else:
self.tw.showlabel('status',
str(round_int(n)).replace('.', self.tw.decimal_point))
-
+
def prim_kbinput(self):
""" Query keyboard """
if len(self.tw.keypress) == 1:
@@ -1021,7 +1050,7 @@ class LogoCode:
self.keyboard = {'Escape': 27, 'space': 32, ' ': 32,
'Return': 13, \
'KP_Up': 2, 'KP_Down': 4, 'KP_Left': 1, \
- 'KP_Right': 3,}[self.tw.keypress]
+ 'KP_Right': 3}[self.tw.keypress]
except:
self.keyboard = 0
self.tw.keypress = ""
@@ -1034,7 +1063,7 @@ class LogoCode:
if type(convert(x, float, False)) == float:
if int(float(x)) == x:
x = int(x)
- self.boxes[name+str(x)] = val
+ self.boxes[name + str(x)] = val
def prim_push(self, val):
""" Push value onto FILO """
@@ -1045,7 +1074,7 @@ class LogoCode:
try:
return self.heap.pop(-1)
except:
- raise logoerror ("#emptyheap")
+ raise logoerror("#emptyheap")
def empty_heap(self):
""" Empty FILO """
@@ -1115,27 +1144,27 @@ class LogoCode:
int(self.tw.canvas.textsize * \
self.scale / 100.),
self.tw.canvas.width - x)
-
+
def insert_image(self, media, center):
""" Image only (at current x, y) """
w = int((self.tw.canvas.width * self.scale) / 100.)
h = int((self.tw.canvas.height * self.scale) / 100.)
# convert from Turtle coordinates to screen coordinates
- x = self.tw.canvas.width/2+int(self.tw.canvas.xcor)
- y = self.tw.canvas.height/2-int(self.tw.canvas.ycor)
+ x = self.tw.canvas.width / 2 + int(self.tw.canvas.xcor)
+ y = self.tw.canvas.height / 2 - int(self.tw.canvas.ycor)
if center:
x -= int(w / 2.)
y -= int(h / 2.)
if media[0:5] == 'media':
self.show_picture(media, x, y, w, h)
-
+
def insert_desc(self, media):
""" Description text only (at current x, y) """
w = int((self.tw.canvas.width * self.scale) / 100.)
h = int((self.tw.canvas.height * self.scale) / 100.)
# convert from Turtle coordinates to screen coordinates
- x = self.tw.canvas.width/2+int(self.tw.canvas.xcor)
- y = self.tw.canvas.height/2-int(self.tw.canvas.ycor)
+ x = self.tw.canvas.width / 2 + int(self.tw.canvas.xcor)
+ y = self.tw.canvas.height / 2 - int(self.tw.canvas.ycor)
if media[0:5] == 'descr':
self.show_description(media, x, y, w, h)
@@ -1181,7 +1210,7 @@ class LogoCode:
media[6:], int(w), int(h))
except:
self.filepath = None
- self.tw.showlabel('nojournal', media[6:])
+ self.tw.showlabel('nojournal', media[6:])
_logger.debug("Couldn't open Journal object %s" % \
(media[6:]))
else:
@@ -1195,8 +1224,9 @@ class LogoCode:
media[6:], int(w), int(h))
except:
self.filepath = None
- self.tw.showlabel('nofile', media[6:])
- _logger.debug("Couldn't open media object %s" % (media[6:]))
+ self.tw.showlabel('nofile', media[6:])
+ _logger.debug("Couldn't open media object %s" % \
+ (media[6:]))
if pixbuf is not None and show:
self.tw.canvas.draw_pixbuf(pixbuf, 0, 0, int(x), int(y),
int(w), int(h),
@@ -1253,13 +1283,13 @@ class LogoCode:
""" slide title """
self.tw.canvas.draw_text(title, int(x), int(y),
self.title_height,
- self.tw.canvas.width-x)
+ self.tw.canvas.width - x)
def show_template1x1(self, title, media):
""" title, one image, and description """
xo = self.tw.calc_position('t1x1')[2]
- x = -(self.tw.canvas.width/2)+xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1267,28 +1297,28 @@ class LogoCode:
self.tw.canvas.settextsize(self.title_height)
self.show(title)
# calculate and set scale for media blocks
- myscale = 45 * (self.tw.canvas.height - self.title_height*2) \
+ myscale = 45 * (self.tw.canvas.height - self.title_height * 2) \
/ self.tw.canvas.height
self.set_scale(myscale)
# set body text size
self.tw.canvas.settextsize(self.body_height)
# render media object
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media)
if self.tw.running_sugar:
x = 0
self.tw.canvas.setxy(x, y, pendown=False)
- self.show(media.replace("media_","descr_"))
+ self.show(media.replace('media_', 'descr_'))
# restore text size
self.tw.canvas.settextsize(save_text_size)
def show_template2x1(self, title, media1, media2):
""" title, two images (horizontal), two descriptions """
xo = self.tw.calc_position('t2x1')[2]
- x = -(self.tw.canvas.width/2)+xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1296,14 +1326,14 @@ class LogoCode:
self.tw.canvas.settextsize(self.title_height)
self.show(title)
# calculate and set scale for media blocks
- myscale = 45 * (self.tw.canvas.height - self.title_height*2)/\
+ myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \
self.tw.canvas.height
self.set_scale(myscale)
# set body text size
self.tw.canvas.settextsize(self.body_height)
# render four quadrents
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media1)
x = 0
@@ -1312,18 +1342,18 @@ class LogoCode:
y = -self.title_height
if self.tw.running_sugar:
self.tw.canvas.setxy(x, y, pendown=False)
- self.show(media2.replace("media_","descr_"))
- x = -(self.tw.canvas.width/2) + xo
+ self.show(media2.replace('media_', 'descr_'))
+ x = -(self.tw.canvas.width / 2) + xo
self.tw.canvas.setxy(x, y, pendown=False)
- self.show(media1.replace("media_","descr_"))
+ self.show(media1.replace('media_', 'descr_'))
# restore text size
self.tw.canvas.settextsize(save_text_size)
def show_bullets(self, sarray):
""" title and varible number of bullets """
xo = self.tw.calc_position('bullet')[2]
- x = -(self.tw.canvas.width/2) + xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1333,19 +1363,19 @@ class LogoCode:
# set body text size
self.tw.canvas.settextsize(self.bullet_height)
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
for s in sarray[1:]:
self.tw.canvas.setxy(x, y, pendown=False)
self.show(s)
- y -= int(self.bullet_height*2*self.tw.lead)
+ y -= int(self.bullet_height * 2 * self.tw.lead)
# restore text size
self.tw.canvas.settextsize(save_text_size)
-
+
def show_template1x2(self, title, media1, media2):
""" title, two images (vertical), two desciptions """
xo = self.tw.calc_position('t1x2')[2]
- x = -(self.tw.canvas.width/2) + xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1353,24 +1383,24 @@ class LogoCode:
self.tw.canvas.settextsize(self.title_height)
self.show(title)
# calculate and set scale for media blocks
- myscale = 45 * (self.tw.canvas.height - self.title_height*2)/\
+ myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \
self.tw.canvas.height
self.set_scale(myscale)
# set body text size
self.tw.canvas.settextsize(self.body_height)
# render four quadrents
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media1)
if self.tw.running_sugar:
x = 0
self.tw.canvas.setxy(x, y, pendown=False)
- self.show(media1.replace("media_","descr_"))
+ self.show(media1.replace('media_', 'descr_'))
y = -self.title_height
self.tw.canvas.setxy(x, y, pendown=False)
- self.show(media2.replace("media_","descr_"))
- x = -(self.tw.canvas.width/2) + xo
+ self.show(media2.replace('media_', 'descr_'))
+ x = -(self.tw.canvas.width / 2) + xo
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media2)
# restore text size
@@ -1379,8 +1409,8 @@ class LogoCode:
def show_template2x2(self, title, media1, media2, media3, media4):
""" title and four images """
xo = self.tw.calc_position('t2x2')[2]
- x = -(self.tw.canvas.width/2) + xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1388,14 +1418,14 @@ class LogoCode:
self.tw.canvas.settextsize(self.title_height)
self.show(title)
# calculate and set scale for media blocks
- myscale = 45 * (self.tw.canvas.height - self.title_height*2)/\
+ myscale = 45 * (self.tw.canvas.height - self.title_height * 2) / \
self.tw.canvas.height
self.set_scale(myscale)
# set body text size
self.tw.canvas.settextsize(self.body_height)
# render four quadrents
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media1)
x = 0
@@ -1404,7 +1434,7 @@ class LogoCode:
y = -self.title_height
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media4)
- x = -(self.tw.canvas.width/2) + xo
+ x = -(self.tw.canvas.width / 2) + xo
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media3)
# restore text size
@@ -1413,8 +1443,8 @@ class LogoCode:
def show_template1x1a(self, title, media1):
""" title, one media object """
xo = self.tw.calc_position('t1x1a')[2]
- x = -(self.tw.canvas.width/2) + xo
- y = self.tw.canvas.height/2
+ x = -(self.tw.canvas.width / 2) + xo
+ y = self.tw.canvas.height / 2
self.tw.canvas.setxy(x, y, pendown=False)
# save the text size so we can restore it later
save_text_size = self.tw.canvas.textsize
@@ -1422,14 +1452,14 @@ class LogoCode:
self.tw.canvas.settextsize(self.title_height)
self.show(title)
# calculate and set scale for media blocks
- myscale = 90 * (self.tw.canvas.height - self.title_height*2) /\
+ myscale = 90 * (self.tw.canvas.height - self.title_height * 2) / \
self.tw.canvas.height
self.set_scale(myscale)
# set body text size
self.tw.canvas.settextsize(self.body_height)
# render media object
# leave some space below the title
- y -= int(self.title_height*2*self.tw.lead)
+ y -= int(self.title_height * 2 * self.tw.lead)
self.tw.canvas.setxy(x, y, pendown=False)
self.show(media1)
# restore text size
@@ -1437,7 +1467,7 @@ class LogoCode:
def write(self, string, fsize):
""" Write string at size """
- x = self.tw.canvas.width/2+int(self.tw.canvas.xcor)
- y = self.tw.canvas.height/2-int(self.tw.canvas.ycor)
- self.tw.canvas.draw_text(string, x, y-15, int(fsize),
+ x = self.tw.canvas.width / 2 + int(self.tw.canvas.xcor)
+ y = self.tw.canvas.height / 2 - int(self.tw.canvas.ycor)
+ self.tw.canvas.draw_text(string, x, y - 15, int(fsize),
self.tw.canvas.width)
generated by cgit v0.9.1 at 2024-04-23 09:21:12 (GMT)