def __init__(self, **kwargs):
super(Themes, self).__init__(**kwargs)
self.orientation = "vertical"
self.selector = MyBoxLayout(padding=dp(10))
self.image_item = MDSwiper(
swipe_distance=dp(40), size_hint_y=None, height=dp(200), width_mult=6
)
self.image_item.bind(on_swipe=lambda a: self.on_theme_swipe(a))
for x, name in enumerate([j for j in theme_image]):
self.item = Swiper(source=str(x + 1), title=name)
if name == config_data["theme"]:
self.item.layout.select.active = self.item.hover = True
self.theme_check.append(self.item.layout.select)
self.image_item.add_widget(self.item)
self.theme()
self.items = self.image_item.get_items()
self.selector.add_widget(self.image_item)
self.add_widget(MyBoxLayout(size_hint_x=0.1))
self.add_widget(self.selector)
self.image_item.set_current(list(theme_image.keys()).index(config_data["theme"]))
self.theme_active = MLabel(
text=f"{self.active_theme.parent.parent.title} is applied!"
)
self.add_widget(self.theme_active)
self.restart_text = MLabel(size_hint_y=0.4)
self.add_widget(self.restart_text)
Window.bind(
on_key_up=lambda *args: self.image_item.swipe_left()
if args[2] == 80
else self.image_item.swipe_right()
)
def __init__(self, *args, **kwargs):
super(Page, self).__init__(**kwargs)
self.orientation = "vertical"
self.textbox = MyBoxLayout(padding=[dp(10), 0], size_hint_y=0.3)
self.text_container = ScrollView(
scroll_type=["bars"],
effect_cls="ScrollEffect",
bar_width=15,
do_scroll_y=False,
)
self.entry = Text(
size_hint=(None, 1),
base_direction="rtl",
font_size="75dp",
unfocus_on_touch=False,
)
self.preview = MLabel(
halign="right",
valign="bottom",
font_size=self.entry.font_size // 3,
color=self.entry.foreground_color[:3] + [0.8],
size_hint_y=0.1,
padding_x=10,
markup=True,
text=self.preview_text,
)
self.preview.bind(on_ref_press=lambda object, text: setattr(
self.entry, "text", eval(text)))
self.preview.bind(
on_ref_press=lambda object, text: setattr(object, "text", ""))
self.layout = ButtonStack(
size_hint=(1, 0.5),
spacing=5,
rows=self.rows,
cols=self.cols,
font_size=dp(19),
text_list=self.text_list,
)
self.text_container.add_widget(self.entry)
self.textbox.add_widget(self.text_container)
Clock.schedule_interval(self.scroll_focus, 0.1)
self.layout.buttons[0][0].text = self.page_name
self.layout.size_change(0, 0, 2)
self.layout.size_change(-1, -1, 2)
self.spacing = 5
for widget in (self.preview, self.textbox, self.layout):
self.add_widget(widget)
class MainScreen(EffectWidget):
def options_open(self, button, *args, **kwargs):
global hover
self.effects = [HorizontalBlurEffect(size=10), VerticalBlurEffect(size=10)]
hover[0] = False
def options_close(self, *args, **kwargs):
global hover
self.effects = []
hover[0] = True
def settings_open(self, *args, **kwargs):
self.effect_layout.settings.open(self.effect_layout)
return self
def text_halign(self, *args):
input = self.pages.current_screen.children[0].entry
top = (input.parent.size[1] // 3) - input.parent.parent.parent.preview.size[
1
] // 2
input.padding = [0, top]
def __init__(self, *args, **kwargs):
super(MainScreen, self).__init__(**kwargs)
self.effect_layout = MyBoxLayout(orientation="vertical")
self.header_buttons = MyBoxLayout(size_hint_y=0.1)
self.header_buttons.add_widget(ClipButtons(size_hint_x=0.3))
self.header_buttons.add_widget(MyBoxLayout(size_hint_x=0.4))
self.header_buttons.history = Icon(icon="history", size_hint_x=0.1)
self.header_buttons.history_modal = ModalView(size_hint=(0.9, 0.8))
self.header_buttons.history_modal.add_widget(History(main = self))
self.header_buttons.history.bind(
on_release=self.header_buttons.history_modal.children[0].refresh
)
self.header_buttons.history.bind(
on_release=self.header_buttons.history_modal.open
)
self.header_buttons.history.bind(on_release=self.options_open)
self.header_buttons.history_modal.bind(on_dismiss=self.options_close)
self.header_buttons.add_widget(self.header_buttons.history)
self.pages = Pages(size_hint=(1, 0.9))
self.effect_layout.add_widget(self.header_buttons)
self.effect_layout.add_widget(self.pages)
self.add_widget(self.effect_layout)
self.effect_layout.settings = ModalView(size_hint=(0.9, 0.9))
self.settings_page = Settings(padding=5, spacing=0)
self.settings_page.save_buttons.save_button.bind(
on_release=self.effect_layout.settings.dismiss
)
self.effect_layout.settings.add_widget(self.settings_page)
self.effect_layout.settings.bind(on_dismiss=self.options_close)
Clock.schedule_interval(self.text_halign, 0.1)
Window.set_icon('icon.png')
Window.set_title('Calculator')
def __init__(self, *args, **kwargs):
super(MainScreen, self).__init__(**kwargs)
self.effect_layout = MyBoxLayout(orientation="vertical")
self.header_buttons = MyBoxLayout(size_hint_y=0.1)
self.header_buttons.add_widget(ClipButtons(size_hint_x=0.3))
self.header_buttons.add_widget(MyBoxLayout(size_hint_x=0.4))
self.header_buttons.history = Icon(icon="history", size_hint_x=0.1)
self.header_buttons.history_modal = ModalView(size_hint=(0.9, 0.8))
self.header_buttons.history_modal.add_widget(History(main = self))
self.header_buttons.history.bind(
on_release=self.header_buttons.history_modal.children[0].refresh
)
self.header_buttons.history.bind(
on_release=self.header_buttons.history_modal.open
)
self.header_buttons.history.bind(on_release=self.options_open)
self.header_buttons.history_modal.bind(on_dismiss=self.options_close)
self.header_buttons.add_widget(self.header_buttons.history)
self.pages = Pages(size_hint=(1, 0.9))
self.effect_layout.add_widget(self.header_buttons)
self.effect_layout.add_widget(self.pages)
self.add_widget(self.effect_layout)
self.effect_layout.settings = ModalView(size_hint=(0.9, 0.9))
self.settings_page = Settings(padding=5, spacing=0)
self.settings_page.save_buttons.save_button.bind(
on_release=self.effect_layout.settings.dismiss
)
self.effect_layout.settings.add_widget(self.settings_page)
self.effect_layout.settings.bind(on_dismiss=self.options_close)
Clock.schedule_interval(self.text_halign, 0.1)
Window.set_icon('icon.png')
Window.set_title('Calculator')
def __init__(self, **kwargs):
super(ButtonStack, self).__init__(**kwargs)
self.stack = StackLayout()
text_var = 0
for row in range(self.rows):
row_list = []
for cell in range(self.cols):
padding = [self.spacing * 0.5] * 4
if row == 0:
padding[1] = 0
if row == self.rows - 1:
padding[3] = 0
if cell == 0:
padding[0] = 0
if cell == self.cols - 1:
padding[2] = 0
button_box = BoxLayout(
size_hint_x=1 / self.cols,
size_hint_y=1 / self.rows,
padding=padding,
)
button = MButton(font_size=self.font_size,
text=self.text_list[text_var])
text_var += 1
if button.text == "rm":
continue
button_box.add_widget(button)
self.stack.add_widget(button_box)
row_list.append(button)
self.buttons.append(row_list)
for index_, button_ in enumerate(self.buttons):
for index, button in enumerate(button_):
if button.text == "db":
button.disabled = True
button.text = ""
elif button.text in ["and", "between"]:
button.hover = False
button.ripple = False
elif "include" in button.text:
button.toggle_state = True
elif button.text in ["INV", "RAD"]:
button.toggle_state = True
if (config_data["inverse"] and button.text == "INV") or (
config_data["radian"] and button.text == "RAD"):
button.state = "down"
button.color = button.hover_color
if button.text == 'RAD':
button.bind(on_release=lambda button: setattr(
button, 'text', 'RAD'
if button.text == 'DEG' else 'DEG'))
if button.text == 'INV':
button.bind(on_release=self.inverse_change)
else:
if button.text not in [" ", "..."]:
button.bind(on_release=lambda button=button: self.
parent.entry.insert_text(button.text))
self.options = ModalView(size_hint=(0.4, 0.6))
self.options_layout = MyBoxLayout(orientation="vertical")
for options_button_text in config_data["page_list"]:
if options_button_text["mode"] != current_page:
options_button = MButton(text=options_button_text["mode"],
modal_button=True)
self.options_layout.add_widget(options_button)
options_button.bind(
on_release=lambda options_button=options_button: self.
options_select(options_button))
self.options.add_widget(self.options_layout)
self.options.bind(on_dismiss=lambda button: self.parent.parent.parent.
parent.parent.options_close(button))
self.buttons[0][0].bind(on_release=self.options.open)
self.buttons[0][0].bind(on_release=lambda button: self.parent.parent.
parent.parent.parent.options_open(button))
self.buttons[-1][0].bind(
on_release=lambda button: self.parent.parent.parent.parent.parent.
effect_layout.settings.open())
self.buttons[-1][0].bind(on_release=lambda button: self.parent.parent.
parent.parent.parent.options_open(button))
self.spacing = 0
self.quantity_drop = Drop(title="quantity",
values=convert_quantities,
size_hint=(0.6, 0.6))
self.from_drop = Drop(
title="from",
values=eval("convert_unit_" + convert_quantities[0]),
size_hint=(0.6, 0.6),
)
self.to_drop = Drop(
title="to",
values=eval("convert_unit_" + convert_quantities[0]),
default=eval("convert_unit_" + convert_quantities[0])[1],
size_hint=(0.6, 0.6))
self.quantity_drop.bind(
on_dismiss=lambda button: self.drop_close(button))
self.from_drop.bind(on_dismiss=lambda button: self.drop_close(button))
self.to_drop.bind(on_dismiss=lambda button: self.drop_close(button))
self.add_widget(self.stack)
class ButtonStack(MyBoxLayout):
rows = NumericProperty(1)
cols = NumericProperty(1)
buttons = ListProperty()
font_size = NumericProperty()
text_list = ListProperty()
def drop_close(self, button):
self.parent.parent.parent.parent.parent.options_close(button)
if button == self.quantity_drop:
self.buttons[0][1].text = self.parent.entry.quantity = button.value
self.from_drop.values = self.to_drop.values = eval(
"convert_unit_" + button.value)
self.from_drop.refresh()
self.to_drop.refresh()
self.buttons[1][1].text = self.from_drop.values[0]
self.buttons[1][3].text = self.to_drop.values[1]
elif button == self.from_drop:
self.buttons[1][
1].text = self.parent.entry.from_unit = button.value
elif button == self.to_drop:
self.buttons[1][3].text = self.parent.entry.to_unit = button.value
def size_change(self, row, column, new):
self.buttons[row][column].parent.size_hint_x *= new
def options_select(self, button, *args, **kwargs):
global current_page
self.options.dismiss()
current_page[0] = button.text
self.parent.parent.parent.page_change(button)
def inverse_change(self, button):
if button.state == 'down':
text = config_data['page_list'][1]['inv_text']
else:
text = config_data['page_list'][1]['text']
c = 1
for index, row in enumerate(self.buttons):
for index_, cell in enumerate(row):
if (index == 0 and index_ == 0) or index > 3:
c += 1
continue
elif cell.text == 'log' and text == config_data['page_list'][
1]['inv_text']:
cell.text = str(config_data['base']) + '\u00aa'
c += 1
continue
cell.text = text[c] if text[c] not in ['rm', ' '] else text[c +
1]
c += 1
def __init__(self, **kwargs):
super(ButtonStack, self).__init__(**kwargs)
self.stack = StackLayout()
text_var = 0
for row in range(self.rows):
row_list = []
for cell in range(self.cols):
padding = [self.spacing * 0.5] * 4
if row == 0:
padding[1] = 0
if row == self.rows - 1:
padding[3] = 0
if cell == 0:
padding[0] = 0
if cell == self.cols - 1:
padding[2] = 0
button_box = BoxLayout(
size_hint_x=1 / self.cols,
size_hint_y=1 / self.rows,
padding=padding,
)
button = MButton(font_size=self.font_size,
text=self.text_list[text_var])
text_var += 1
if button.text == "rm":
continue
button_box.add_widget(button)
self.stack.add_widget(button_box)
row_list.append(button)
self.buttons.append(row_list)
for index_, button_ in enumerate(self.buttons):
for index, button in enumerate(button_):
if button.text == "db":
button.disabled = True
button.text = ""
elif button.text in ["and", "between"]:
button.hover = False
button.ripple = False
elif "include" in button.text:
button.toggle_state = True
elif button.text in ["INV", "RAD"]:
button.toggle_state = True
if (config_data["inverse"] and button.text == "INV") or (
config_data["radian"] and button.text == "RAD"):
button.state = "down"
button.color = button.hover_color
if button.text == 'RAD':
button.bind(on_release=lambda button: setattr(
button, 'text', 'RAD'
if button.text == 'DEG' else 'DEG'))
if button.text == 'INV':
button.bind(on_release=self.inverse_change)
else:
if button.text not in [" ", "..."]:
button.bind(on_release=lambda button=button: self.
parent.entry.insert_text(button.text))
self.options = ModalView(size_hint=(0.4, 0.6))
self.options_layout = MyBoxLayout(orientation="vertical")
for options_button_text in config_data["page_list"]:
if options_button_text["mode"] != current_page:
options_button = MButton(text=options_button_text["mode"],
modal_button=True)
self.options_layout.add_widget(options_button)
options_button.bind(
on_release=lambda options_button=options_button: self.
options_select(options_button))
self.options.add_widget(self.options_layout)
self.options.bind(on_dismiss=lambda button: self.parent.parent.parent.
parent.parent.options_close(button))
self.buttons[0][0].bind(on_release=self.options.open)
self.buttons[0][0].bind(on_release=lambda button: self.parent.parent.
parent.parent.parent.options_open(button))
self.buttons[-1][0].bind(
on_release=lambda button: self.parent.parent.parent.parent.parent.
effect_layout.settings.open())
self.buttons[-1][0].bind(on_release=lambda button: self.parent.parent.
parent.parent.parent.options_open(button))
self.spacing = 0
self.quantity_drop = Drop(title="quantity",
values=convert_quantities,
size_hint=(0.6, 0.6))
self.from_drop = Drop(
title="from",
values=eval("convert_unit_" + convert_quantities[0]),
size_hint=(0.6, 0.6),
)
self.to_drop = Drop(
title="to",
values=eval("convert_unit_" + convert_quantities[0]),
default=eval("convert_unit_" + convert_quantities[0])[1],
size_hint=(0.6, 0.6))
self.quantity_drop.bind(
on_dismiss=lambda button: self.drop_close(button))
self.from_drop.bind(on_dismiss=lambda button: self.drop_close(button))
self.to_drop.bind(on_dismiss=lambda button: self.drop_close(button))
self.add_widget(self.stack)
def __init__(self, **kwargs):
super(About, self).__init__(**kwargs)
self.padding = [75, 30]
self.header = MLabel(
text="Calculator",
valign="top",
bold=True,
font_size=dp(self.font_size*1.5),
size_hint_y=0.6,
)
first_line = "This project was made keeping the power of [ref=https://www.python.org/][b]Python[/b][/ref] and flexibillity of open source software in mind. "
second_line = "We have strived to bring you the richness of [ref=https://material.io/design][b]Google's Material Design[/b][/ref] via [ref=https://kivy.org/#home][b]Kivy[/b][/ref] and [ref=https://kivymd.readthedocs.io/en/latest/][b]KivyMD[/b][/ref] "
third_line = "alongwith the good old [ref=https://python-pillow.org/][b]Pillow[/b][/ref] and [ref=https://docs.python.org/3/library/math.html][b]Math[/b][/ref] libraries. "
fourth_line = "\n\nHope you have a great time with this completely free and open source application! "
self.body1 = MLabel(
text=first_line+second_line+third_line+fourth_line,
markup=True,
font_size=dp(self.font_size*1),
halign='justify',
valign="top"
)
self.footer = MyBoxLayout()
credit_text1 = "[ref=https://www.pexels.com/photo/black-and-grey-casio-scientific-calculator-showing-formula-220301/][b]splash image[/b][/ref] by [ref=https://www.pexels.com/@pixabay][b]Pixabay[/b][/ref] from [ref=https://www.pexels.com/][b]Pexels[/b][/ref]"
credit_text2 = "[ref=https://www.iconarchive.com/show/button-ui-system-apps-icons-by-blackvariant/Calculator-icon.html][b]icon[/b][/ref] by [ref=https://www.iconarchive.com/artist/blackvariant.html][b]BlackVariant[/b][/ref] from [ref=https://www.iconarchive.com/][b]IconArchive[/b][/ref]"
credit_text3 = "conversion rates by [ref=https://www.fxexchangerate.com/][b]FxexchangeRate[/b][/ref]"
self.footer.splash_credit = MLabel(
text=credit_text1+'\n'+credit_text2+'\n'+credit_text3,
markup=True,
font_size=dp(self.font_size*0.8),
valign="bottom",
halign="left",
size_hint=(0.4, 1),
)
self.footer.source_code = MLabel(
text="[ref=https://www.github.com/shreyash/project-calculator][b]source code here[/b][/ref]",
font_size=dp(self.font_size*0.9),
valign="bottom",
halign="center",
markup=True,
size_hint=(0.2, 1)
)
self.footer.credits = MLabel(
text="Aman Singh (XII-E)\nShreyash Singh (XII-D)\nSuyash Kumar (XII-D)\nVineet Pratap Singh (XII-D)\n[ref=http://dpseldeco.com/][b]Delhi Public School Eldeco[/b][/ref]",
markup=True,
font_size=dp(self.font_size*0.9),
halign="right",
valign="bottom",
size_hint=(0.4, 1),
)
self.footer.add_widget(self.footer.splash_credit)
self.footer.add_widget(self.footer.source_code)
self.footer.add_widget(self.footer.credits)
self.footer.source_code.bind(
on_ref_press=lambda args, args1: webbrowser.get().open_new_tab(args1)
)
self.footer.splash_credit.bind(
on_ref_press=lambda args, args1: webbrowser.get().open_new_tab(args1)
)
self.body1.bind(
on_ref_press=lambda args, args1: webbrowser.get().open_new_tab(args1)
)
self.footer.credits.bind(
on_ref_press=lambda args, args1: webbrowser.get().open_new_tab(args1)
)
self.add_widget(self.header)
self.add_widget(self.body1)
self.add_widget(self.footer)
class Themes(MyBoxLayout):
theme_check = ListProperty()
active_theme = ObjectProperty()
items = ListProperty()
def on_theme_swipe(self, *args):
for item in self.items:
if item == args[0].get_current_item():
item.hover = True
item.layout.image_container.elevation = 5
item.on_enter()
Clock.schedule_once(item.on_leave, 1.5)
else:
item.on_leave()
item.layout.image_container.elevation = 0
item.hover = False
def theme(self, *args):
c = 0
for x in self.theme_check:
if x.state == "down":
c += 1
if c != 1:
self.active_theme.state = "down"
elif c == 1:
for x in self.theme_check:
if x.state == "down":
self.active_theme = x
def __init__(self, **kwargs):
super(Themes, self).__init__(**kwargs)
self.orientation = "vertical"
self.selector = MyBoxLayout(padding=dp(10))
self.image_item = MDSwiper(
swipe_distance=dp(40), size_hint_y=None, height=dp(200), width_mult=6
)
self.image_item.bind(on_swipe=lambda a: self.on_theme_swipe(a))
for x, name in enumerate([j for j in theme_image]):
self.item = Swiper(source=str(x + 1), title=name)
if name == config_data["theme"]:
self.item.layout.select.active = self.item.hover = True
self.theme_check.append(self.item.layout.select)
self.image_item.add_widget(self.item)
self.theme()
self.items = self.image_item.get_items()
self.selector.add_widget(self.image_item)
self.add_widget(MyBoxLayout(size_hint_x=0.1))
self.add_widget(self.selector)
self.image_item.set_current(list(theme_image.keys()).index(config_data["theme"]))
self.theme_active = MLabel(
text=f"{self.active_theme.parent.parent.title} is applied!"
)
self.add_widget(self.theme_active)
self.restart_text = MLabel(size_hint_y=0.4)
self.add_widget(self.restart_text)
Window.bind(
on_key_up=lambda *args: self.image_item.swipe_left()
if args[2] == 80
else self.image_item.swipe_right()
)
def __init__(self, **kwargs):
super(General, self).__init__(**kwargs)
for index, option_tuple in enumerate(
(
(
"math-compass",
"Set the base",
"for logarithmic calculations",
"base",
),
(
"math-sin",
"Inverse on start",
"keep Inverse toggle on when starting the application",
),
(
"angle-acute",
"Radian on start",
"keep Radian toggle on when starting the application",
),
(
"history",
"History length",
"the latest entry will replace the oldest entry",
"history_length",
),
(
"image-outline",
"Splash screen",
"turning this off won't affect the loading time",
"splash",
),
)
):
container = Container(
padding=[0, 0, dp(20), 0] if index in [1, 2, 4] else [0] * 4
)
if index in [1, 2, 4]:
container.add_widget(
SwitchText(
index=index,
down=True
if self.selected[list(self.selected.keys())[index]] == 1
else False)
)
else:
container.add_widget(
TextField(
text=str(self.selected[option_tuple[3]]),
title=option_tuple[3],
halign="center",
multiline=False
)
)
input = container.children[0]
input.bind(
on_text_validate=lambda input=input, **kwargs: self.selected.update(
{input.title: input.text}
)
)
self.setting_option = ListItem(
icon=option_tuple[0],
text=option_tuple[1],
secondary_text=option_tuple[2],
container=container,
width_mult=0.5 if index in [1, 2, 4] else 0.6,
)
self.setting_option.add_widget(container)
self.add_widget(self.setting_option)
self.add_widget(MyBoxLayout(size_hint_y=0.3))