class LSystemsView(Screen):
def __init__(self,**kwargs):
#TODO KV!!!!!!
self.register_event_type('on_edit')
super(LSystemsView, self).__init__(**kwargs)
self.name = "view"
self.main_layout=BoxLayout(orientation='vertical')
self.buttons_layout = BoxLayout(orientation='horizontal',size_hint= (1, .05))
self.labels_layout = BoxLayout(orientation='horizontal',size_hint= (1, .05))
self.image = LSystemImage()
self.image.bind(on_update=self.image_update)
self.width_choice=DropDown()
self.width_choice.bind(on_select=self.choose_width)
self.width_choice_button=Button(text="Line width")
self.width_choice_button.bind(on_release = self.width_choice.open)
for i in range(1,10):
btn = ToggleButton(text=str(i), group='width_values',size_hint_y=None,height=sp(30))
if i == 1: btn.state = 'down'
btn.bind(on_press = lambda btn: self.width_choice.select(btn.text))
self.width_choice.add_widget(btn)
self.fractal_choice = DropDown()
self.fractal_choice.bind(on_select=self.choose_fractal)
self.file_choice_button=Button(text = "File")
self.choice_button=Button(text = "L-System")
self.file_choice_button.bind(on_release = self.on_file_choose) #self.file_choice.open)
self.choice_button.bind(on_release = self.fractal_choice.open)
self.next_button = Button(text="Next")
self.ls_name = Label(text = "")
self.cur_file = Label(text = "")
self.plus_button = Button(text="+")
self.minus_button = Button(text="-")
self.background_button = Button(text="Background")
self.background_button.bind(on_press=self.choose_background_color)
self.plus_button.bind(on_press=self.plus)
self.minus_button.bind(on_press=self.minus)
self.next_button.bind(on_press=self.next)
self.edit_button = Button(text="Edit")
self.edit_button.bind(on_press=self.edit)
self.segments = Label(text="")
self.iterations=Label()
self.buttons_layout.add_widget(self.file_choice_button)
self.buttons_layout.add_widget(self.choice_button)
self.buttons_layout.add_widget(self.next_button)
self.buttons_layout.add_widget(self.plus_button)
self.buttons_layout.add_widget(self.minus_button)
self.buttons_layout.add_widget(self.edit_button)
self.buttons_layout.add_widget(self.background_button)
self.buttons_layout.add_widget(self.width_choice_button)
self.labels_layout.add_widget(Label(text="[b]File name:[/b]",markup=True))
self.labels_layout.add_widget(self.cur_file)
self.labels_layout.add_widget(Label(text="[b]L-system name:[/b]",markup=True))
self.labels_layout.add_widget(self.ls_name)
self.labels_layout.add_widget(Label(text="[b]Number of iterations:[/b]",markup=True))
self.labels_layout.add_widget(self.iterations)
self.labels_layout.add_widget(Label(text="[b]Number of segments:[/b]",markup=True))
self.labels_layout.add_widget(self.segments)
self.main_layout.add_widget(self.image)
self.main_layout.add_widget(self.buttons_layout)
self.main_layout.add_widget(self.labels_layout)
self.file_chooser = LFileChooser()
self.file_chooser.bind(on_choose=self.choose_file)
self.popup = Popup(title='Load L-Systems', content=self.file_chooser,
size_hint=(None, None), size=(500, 500))
self.color_picker=BackgroundColorPicker()
self.color_picker.bind(on_choose=self.change_background_color)
self.color_picker_popup = Popup(title = "Pick color",
content = self.color_picker,
size_hint = (None,None),
size = (500,500))
self.add_widget(self.main_layout)
def choose_background_color(self,*args,**kwargs):
self.color_picker_popup.open()
def change_background_color(self,instance,color):
r,g,b,a = color
r=int(255*r)
g=int(255*g)
b=int(255*b)
self.image.set_background_color((r,g,b))
self.color_picker_popup.dismiss()
def on_edit(self,*args,**kwargs):
pass
def on_file_choose(self,*args):
self.popup.open()
def edit(self,instance,*args):
name=self.ls_name.text
if name: fractal = self.fractals[name][0]
else: fractal = '',{},0
self.dispatch("on_edit",(name,fractal))
def set_fractals(self):
self.fractal_choice.clear_widgets()
for k in sorted(self.fractals.keys()):
btn = Button(text = k,size_hint_y=None, height=44)
btn.bind(on_release = lambda btn: self.fractal_choice.select(btn.text))
self.fractal_choice.add_widget(btn)
def choose_file(self,instance,text):
self.cur_file.text = basename(text)
self.popup.dismiss()
self.fractals=l_parser(open(l_file_path(text)))
self.set_fractals()
self.choose_fractal(None,sorted(self.fractals.keys())[0])
def choose_width(self,instance,text):
self.image.set_width(int(text))
def choose_fractal(self,instance,text):
self.ls_name.text = text
self.image.set_lsystem(self.fractals[text][0])
self.image.set_iterations(1)
self.iterations.text = str(self.image.get_iterations())
def image_update(self,instance,num):
self.segments.text = str(num)
def next(self,*args):
cur_name = self.ls_name.text
if not cur_name: return
lst = self.fractals.keys()
i = lst.index(cur_name)
i+=1
if i==len(self.fractals): i=0
self.choose_fractal(None,lst[i])
def plus(self,*args):
self.image.set_iterations(self.image.get_iterations()+1)
self.iterations.text = str(self.image.get_iterations())
def minus(self,*args):
self.image.set_iterations(self.image.get_iterations()-1)
if self.iterations.text!="0":
self.iterations.text = str(self.image.get_iterations())
class LSystemsEdit(Screen):
def __init__(self, **kwargs):
super(LSystemsEdit, self).__init__(**kwargs)
self.name = "edit"
self.main_layout = BoxLayout(orientation='horizontal')
self.edit_layout = BoxLayout(orientation='vertical', size_hint_x=.4)
#Text boxes
self.name_input = TextInput(multiline=False,
size_hint_y=None,
height=sp(30))
self.name_input.bind(text=self.on_text)
self.angle = TextInput(multiline=False,
size_hint_y=None,
height=sp(30))
self.angle.bind(text=self.on_text)
self.axiom = TextInput(multiline=False,
size_hint_y=None,
height=sp(30))
self.axiom.bind(text=self.on_text)
self.rules = TextInput(multiline=True, size_hint=(1, .4))
self.rules.bind(text=self.on_text)
self.rule_chooser = GridLayout(cols=6, size_hint=(1, .2))
#buttons for changing number of iterations
self.iterations_buttons = BoxLayout(orientation='horizontal',
size_hint_y=None,
height=sp(30))
self.minus = Button(text="-")
self.iter_label = Label(text="1")
self.plus = Button(text="+")
self.minus.bind(on_press=self.iter_press)
self.plus.bind(on_press=self.iter_press)
self.iterations_buttons.add_widget(self.minus)
self.iterations_buttons.add_widget(self.iter_label)
self.iterations_buttons.add_widget(self.plus)
self.image = LSystemImage()
self.edit_layout.add_widget(
Label(text="[b]Name[/b]",
markup=True,
size_hint_y=None,
height=sp(30)))
self.edit_layout.add_widget(self.name_input)
self.edit_layout.add_widget(
Label(text="[b]Angle[/b]",
markup=True,
size_hint_y=None,
height=sp(30)))
self.edit_layout.add_widget(self.angle)
self.edit_layout.add_widget(
Label(text="[b]Axiom[/b]",
markup=True,
size_hint_y=None,
height=sp(30)))
self.edit_layout.add_widget(self.axiom)
self.edit_layout.add_widget(
Label(text="[b]Rules[/b]",
markup=True,
size_hint_y=None,
height=sp(30)))
self.edit_layout.add_widget(self.rules)
self.edit_layout.add_widget(
(Label(text="[b]Choose rule to visualise[/b]",
markup=True,
size_hint_y=None,
height=sp(30))))
self.edit_layout.add_widget(self.rule_chooser)
self.edit_layout.add_widget(
(Label(text="[b]Change number of iterations[/b]",
markup=True,
size_hint_y=None,
height=sp(30))))
self.edit_layout.add_widget(self.iterations_buttons)
self.edit_layout.add_widget((Label(text="[b]L-systems syntax[/b]",
markup=True,
size_hint_y=None,
height=sp(30))))
syntax_label = ScrollableLabel()
syntax_label.text = syntax
# def f(*args,**kwargs): syntax_label.text_size = syntax_label.size
# syntax_label.bind(size = f)
self.edit_layout.add_widget(syntax_label)
self.main_layout.add_widget(self.edit_layout)
self.main_layout.add_widget(self.image)
#self.load_lsystem(('quartet', ('fb', {'a': 'fbfa+hfa+fb-fa', 'h': '-', 'b': 'fb+fa-fb-jfbfa', 'j': '+', 'f': ''}, 90.0)))
self.add_widget(self.main_layout)
def iter_press(self, instance, *args):
if instance.text == "+":
iteration = int(self.iter_label.text) + 1
else:
iteration = int(self.iter_label.text) - 1
if iteration < 0: iteration = 0
self.image.set_iterations(iteration)
self.iter_label.text = str(iteration)
def set_rule_chooser(self):
if self.lsystem:
name, (axiom, rules, angle) = self.lsystem
else:
rules = {}
self.rule_chooser.clear_widgets()
for name in ["axiom"] + sorted(rules.keys()):
btn = ToggleButton(text=name,
group='rules',
size_hint_y=None,
height=sp(30))
if name == 'axiom': btn.state = 'down'
btn.bind(on_press=self.on_rule_choose)
self.rule_chooser.add_widget(btn)
def on_rule_choose(self, instance, *args):
if self.lsystem:
name, (axiom, rules, angle) = self.lsystem
new_axiom = instance.text if instance.text != "axiom" else axiom
self.image.set_lsystem((new_axiom, rules, angle))
def on_text(self, instance, *args):
self.get_lsystem()
if self.lsystem:
self.image.set_lsystem(self.lsystem[1])
#self.image.set_iterations(1)
self.set_rule_chooser()
def load_lsystem(self, lsystem):
name, (axiom, rules, angle) = lsystem
self.name_input.text = name
self.axiom.text = axiom
self.angle.text = str(angle)
self.rules.text = '\n'.join(
["%s=%s" % (k, v) for (k, v) in sorted(rules.items())])
def get_lsystem(self):
name = self.name_input.text
axiom = self.axiom.text.replace(" ", "")
angle = ''
try:
angle = float(self.angle.text)
except:
angle = 0
try:
rules = dict([
x.split("=")
for x in self.rules.text.replace(" ", "").split("\n") if x
])
except:
rules = {}
self.lsystem = name, (axiom, rules, angle)
class LSystemsEdit(Screen):
def __init__(self,**kwargs):
super(LSystemsEdit, self).__init__(**kwargs)
self.name="edit"
self.main_layout=BoxLayout(orientation='horizontal')
self.edit_layout=BoxLayout(orientation='vertical',size_hint_x=.4)
#Text boxes
self.name_input = TextInput(multiline=False,size_hint_y=None,height=sp(30))
self.name_input.bind(text=self.on_text)
self.angle = TextInput(multiline=False,size_hint_y=None,height=sp(30))
self.angle.bind(text=self.on_text)
self.axiom = TextInput(multiline=False,size_hint_y=None,height=sp(30))
self.axiom.bind(text=self.on_text)
self.rules = TextInput(multiline=True,size_hint=(1,.4))
self.rules.bind(text=self.on_text)
self.rule_chooser = GridLayout(cols=6,size_hint=(1,.2))
#buttons for changing number of iterations
self.iterations_buttons = BoxLayout(orientation = 'horizontal',size_hint_y=None,height=sp(30))
self.minus = Button(text="-")
self.iter_label = Label(text = "1")
self.plus = Button(text = "+")
self.minus.bind(on_press = self.iter_press)
self.plus.bind(on_press = self.iter_press)
self.iterations_buttons.add_widget(self.minus)
self.iterations_buttons.add_widget(self.iter_label)
self.iterations_buttons.add_widget(self.plus)
self.image = LSystemImage()
self.edit_layout.add_widget(Label(text="[b]Name[/b]",markup=True,size_hint_y=None,height=sp(30)))
self.edit_layout.add_widget(self.name_input)
self.edit_layout.add_widget(Label(text="[b]Angle[/b]",markup=True,size_hint_y=None,height=sp(30)))
self.edit_layout.add_widget(self.angle)
self.edit_layout.add_widget(Label(text="[b]Axiom[/b]",markup=True,size_hint_y=None,height=sp(30)))
self.edit_layout.add_widget(self.axiom)
self.edit_layout.add_widget(Label(text="[b]Rules[/b]",markup=True,size_hint_y=None,height=sp(30)))
self.edit_layout.add_widget(self.rules)
self.edit_layout.add_widget((Label(text="[b]Choose rule to visualise[/b]",markup=True,size_hint_y=None,height=sp(30))))
self.edit_layout.add_widget(self.rule_chooser)
self.edit_layout.add_widget((Label(text="[b]Change number of iterations[/b]",markup=True,size_hint_y=None,height=sp(30))))
self.edit_layout.add_widget(self.iterations_buttons)
self.edit_layout.add_widget((Label(text="[b]L-systems syntax[/b]",markup=True,size_hint_y=None,height=sp(30))))
syntax_label=ScrollableLabel()
syntax_label.text = syntax
# def f(*args,**kwargs): syntax_label.text_size = syntax_label.size
# syntax_label.bind(size = f)
self.edit_layout.add_widget(syntax_label)
self.main_layout.add_widget(self.edit_layout)
self.main_layout.add_widget(self.image)
#self.load_lsystem(('quartet', ('fb', {'a': 'fbfa+hfa+fb-fa', 'h': '-', 'b': 'fb+fa-fb-jfbfa', 'j': '+', 'f': ''}, 90.0)))
self.add_widget(self.main_layout)
def iter_press(self,instance,*args):
if instance.text == "+":
iteration = int(self.iter_label.text)+1
else:
iteration = int(self.iter_label.text)-1
if iteration<0: iteration = 0
self.image.set_iterations(iteration)
self.iter_label.text = str(iteration)
def set_rule_chooser(self):
if self.lsystem:
name,(axiom,rules,angle) = self.lsystem
else:
rules = {}
self.rule_chooser.clear_widgets()
for name in ["axiom"]+sorted(rules.keys()):
btn = ToggleButton(text=name, group='rules',size_hint_y=None,height=sp(30))
if name == 'axiom': btn.state = 'down'
btn.bind(on_press = self.on_rule_choose)
self.rule_chooser.add_widget(btn)
def on_rule_choose(self,instance,*args):
if self.lsystem:
name,(axiom,rules,angle) = self.lsystem
new_axiom = instance.text if instance.text!="axiom" else axiom
self.image.set_lsystem((new_axiom,rules,angle))
def on_text(self,instance,*args):
self.get_lsystem()
if self.lsystem:
self.image.set_lsystem(self.lsystem[1])
#self.image.set_iterations(1)
self.set_rule_chooser()
def load_lsystem(self,lsystem):
name,(axiom,rules,angle) = lsystem
self.name_input.text = name
self.axiom.text = axiom
self.angle.text = str(angle)
self.rules.text = '\n'.join(["%s=%s"%(k,v) for (k,v) in sorted(rules.items())])
def get_lsystem(self):
name = self.name_input.text
axiom = self.axiom.text.replace(" ","")
angle=''
try: angle = float(self.angle.text)
except: angle = 0
try: rules = dict([x.split("=") for x in self.rules.text.replace(" ","").split("\n") if x])
except: rules = {}
self.lsystem = name,(axiom,rules,angle)
class LSystemsView(Screen):
def __init__(self, **kwargs):
#TODO KV!!!!!!
self.register_event_type('on_edit')
super(LSystemsView, self).__init__(**kwargs)
self.name = "view"
self.main_layout = BoxLayout(orientation='vertical')
self.buttons_layout = BoxLayout(orientation='horizontal',
size_hint=(1, .05))
self.labels_layout = BoxLayout(orientation='horizontal',
size_hint=(1, .05))
self.image = LSystemImage()
self.image.bind(on_update=self.image_update)
self.width_choice = DropDown()
self.width_choice.bind(on_select=self.choose_width)
self.width_choice_button = Button(text="Line width")
self.width_choice_button.bind(on_release=self.width_choice.open)
for i in range(1, 10):
btn = ToggleButton(text=str(i),
group='width_values',
size_hint_y=None,
height=sp(30))
if i == 1: btn.state = 'down'
btn.bind(on_press=lambda btn: self.width_choice.select(btn.text))
self.width_choice.add_widget(btn)
self.fractal_choice = DropDown()
self.fractal_choice.bind(on_select=self.choose_fractal)
self.file_choice_button = Button(text="File")
self.choice_button = Button(text="L-System")
self.file_choice_button.bind(
on_release=self.on_file_choose) #self.file_choice.open)
self.choice_button.bind(on_release=self.fractal_choice.open)
self.next_button = Button(text="Next")
self.ls_name = Label(text="")
self.cur_file = Label(text="")
self.plus_button = Button(text="+")
self.minus_button = Button(text="-")
self.background_button = Button(text="Background")
self.background_button.bind(on_press=self.choose_background_color)
self.plus_button.bind(on_press=self.plus)
self.minus_button.bind(on_press=self.minus)
self.next_button.bind(on_press=self.next)
self.edit_button = Button(text="Edit")
self.edit_button.bind(on_press=self.edit)
self.segments = Label(text="")
self.iterations = Label()
self.buttons_layout.add_widget(self.file_choice_button)
self.buttons_layout.add_widget(self.choice_button)
self.buttons_layout.add_widget(self.next_button)
self.buttons_layout.add_widget(self.plus_button)
self.buttons_layout.add_widget(self.minus_button)
self.buttons_layout.add_widget(self.edit_button)
self.buttons_layout.add_widget(self.background_button)
self.buttons_layout.add_widget(self.width_choice_button)
self.labels_layout.add_widget(
Label(text="[b]File name:[/b]", markup=True))
self.labels_layout.add_widget(self.cur_file)
self.labels_layout.add_widget(
Label(text="[b]L-system name:[/b]", markup=True))
self.labels_layout.add_widget(self.ls_name)
self.labels_layout.add_widget(
Label(text="[b]Number of iterations:[/b]", markup=True))
self.labels_layout.add_widget(self.iterations)
self.labels_layout.add_widget(
Label(text="[b]Number of segments:[/b]", markup=True))
self.labels_layout.add_widget(self.segments)
self.main_layout.add_widget(self.image)
self.main_layout.add_widget(self.buttons_layout)
self.main_layout.add_widget(self.labels_layout)
self.file_chooser = LFileChooser()
self.file_chooser.bind(on_choose=self.choose_file)
self.popup = Popup(title='Load L-Systems',
content=self.file_chooser,
size_hint=(None, None),
size=(500, 500))
self.color_picker = BackgroundColorPicker()
self.color_picker.bind(on_choose=self.change_background_color)
self.color_picker_popup = Popup(title="Pick color",
content=self.color_picker,
size_hint=(None, None),
size=(500, 500))
self.add_widget(self.main_layout)
def choose_background_color(self, *args, **kwargs):
self.color_picker_popup.open()
def change_background_color(self, instance, color):
r, g, b, a = color
r = int(255 * r)
g = int(255 * g)
b = int(255 * b)
self.image.set_background_color((r, g, b))
self.color_picker_popup.dismiss()
def on_edit(self, *args, **kwargs):
pass
def on_file_choose(self, *args):
self.popup.open()
def edit(self, instance, *args):
name = self.ls_name.text
if name: fractal = self.fractals[name][0]
else: fractal = '', {}, 0
self.dispatch("on_edit", (name, fractal))
def set_fractals(self):
self.fractal_choice.clear_widgets()
for k in sorted(self.fractals.keys()):
btn = Button(text=k, size_hint_y=None, height=44)
btn.bind(
on_release=lambda btn: self.fractal_choice.select(btn.text))
self.fractal_choice.add_widget(btn)
def choose_file(self, instance, text):
self.cur_file.text = basename(text)
self.popup.dismiss()
self.fractals = l_parser(open(l_file_path(text)))
self.set_fractals()
self.choose_fractal(None, sorted(self.fractals.keys())[0])
def choose_width(self, instance, text):
self.image.set_width(int(text))
def choose_fractal(self, instance, text):
self.ls_name.text = text
self.image.set_lsystem(self.fractals[text][0])
self.image.set_iterations(1)
self.iterations.text = str(self.image.get_iterations())
def image_update(self, instance, num):
self.segments.text = str(num)
def next(self, *args):
cur_name = self.ls_name.text
if not cur_name: return
lst = self.fractals.keys()
i = lst.index(cur_name)
i += 1
if i == len(self.fractals): i = 0
self.choose_fractal(None, lst[i])
def plus(self, *args):
self.image.set_iterations(self.image.get_iterations() + 1)
self.iterations.text = str(self.image.get_iterations())
def minus(self, *args):
self.image.set_iterations(self.image.get_iterations() - 1)
if self.iterations.text != "0":
self.iterations.text = str(self.image.get_iterations())