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initial commit
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onyx-and-iris
376
vmcompact/channels.py
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376
vmcompact/channels.py
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import tkinter as tk
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from tkinter import ttk
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from functools import partial
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from .data import _base_vals
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from .config import StripConfig, BusConfig
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class Channel(ttk.LabelFrame):
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"""Base class for a single channel"""
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def __init__(self, parent, index, id):
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super().__init__(parent)
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self._parent = parent
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self.index = index
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self.id = id
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self.s = self._parent._parent.styletable
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self.config_frame = None
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self.gain = tk.DoubleVar()
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self.level = tk.DoubleVar()
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self.mute = tk.BooleanVar()
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self.conf = tk.BooleanVar()
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self.sync()
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self._make_widgets()
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self.col_row_configure()
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self.watch_pdirty()
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self.watch_levels()
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@property
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def identifier(self):
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return self.id
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@property
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def target(self):
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"""use the correct interface"""
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return self._parent.target
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def getter(self, param):
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if param in dir(self.target):
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return getattr(self.target, param)
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def setter(self, param, value):
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if param in dir(self.target):
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setattr(self.target, param, value)
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def toggle_mute(self, *args):
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self.target.mute = self.mute.get()
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if not _base_vals.using_theme:
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self.s.configure(
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f"{self.identifier}Mute{self.index}.TButton",
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background=f'{"red" if self.mute.get() else "white"}',
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)
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def reset_gain(self, *args):
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self.setter("gain", 0)
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self.gain.set(0)
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self._parent._parent.nav_frame.info_text.set(0)
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def scale_enter(self, *args):
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self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
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def scale_leave(self, *args):
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self._parent._parent.nav_frame.info_text.set("")
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def scale_press(self, *args):
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_base_vals.in_scale_button_1 = True
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def scale_release(self, *args):
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_base_vals.in_scale_button_1 = False
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def scale_callback(self, *args):
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"""callback function for scale widget"""
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self.setter("gain", self.gain.get())
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self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
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def _make_widgets(self):
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"""Creates a progressbar, scale, mute button and config button for a single channel"""
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# Progress bar
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self.pb = ttk.Progressbar(
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self,
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maximum=100,
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orient="vertical",
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mode="determinate",
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variable=self.level,
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)
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self.pb.grid(column=0, row=0)
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# Scale
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self.scale = ttk.Scale(
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self,
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from_=12.0,
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to=-60.0,
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orient="vertical",
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variable=self.gain,
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command=self.scale_callback,
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length=self._parent.height,
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)
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self.scale.grid(column=1, row=0)
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self.scale.bind("<Double-Button-1>", self.reset_gain)
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self.scale.bind("<Button-1>", self.scale_press)
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self.scale.bind("<Enter>", self.scale_enter)
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self.scale.bind("<ButtonRelease-1>", self.scale_release)
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self.scale.bind("<Leave>", self.scale_leave)
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# Mute button
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self.button_mute = ttk.Checkbutton(
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self,
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text="MUTE",
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command=partial(self.toggle_mute, "mute"),
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style=f"{'Toggle.TButton' if _base_vals.using_theme else f'{self.identifier}Mute{self.index}.TButton'}",
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variable=self.mute,
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)
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self.button_mute.grid(column=0, row=1, columnspan=2)
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self.button_conf = ttk.Checkbutton(
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self,
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text="CONFIG",
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command=self.open_config,
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style=f"{'Toggle.TButton' if _base_vals.using_theme else f'{self.identifier}Conf{self.index}.TButton'}",
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variable=self.conf,
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)
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self.button_conf.grid(column=0, row=2, columnspan=2)
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def watch_pdirty(self):
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self.after(1, self.watch_pdirty_step)
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def watch_pdirty_step(self):
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"""keeps params synced but ensures sliders are responsive"""
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if self._parent._parent.pdirty and not _base_vals.in_scale_button_1:
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self.sync()
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self.after(1, self.watch_pdirty_step)
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def sync(self):
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"""sync params with voicemeeter"""
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retval = self.getter("label")
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if len(retval) > 10:
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retval = f"{retval[:8]}.."
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self.configure(text=retval)
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self.gain.set(self.getter("gain"))
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self.mute.set(self.getter("mute"))
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if not _base_vals.using_theme:
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self.s.configure(
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f"{self.identifier}Mute{self.index}.TButton",
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background=f'{"red" if self.mute.get() else "white"}',
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)
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self.s.configure(
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f"{self.identifier}Conf{self.index}.TButton", background="white"
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)
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def col_row_configure(self):
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self.grid(sticky=(tk.N, tk.S))
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[
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child.grid_configure(padx=1, pady=1, sticky=(tk.W, tk.E))
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for child in self.winfo_children()
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if isinstance(child, ttk.Checkbutton)
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]
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[
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child.grid_configure(padx=1, pady=1, sticky=(tk.N, tk.S))
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for child in self.winfo_children()
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if isinstance(child, ttk.Progressbar) or isinstance(child, ttk.Scale)
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]
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class Strip(Channel):
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"""Concrete class representing a single"""
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def __init__(self, parent, index, id):
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super().__init__(parent, index, id)
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@property
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def target(self):
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"""use the correct interface"""
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_target = super(Strip, self).target
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return getattr(_target, self.identifier)[self.index]
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def open_config(self):
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if self.conf.get():
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self.config_frame = StripConfig(
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self._parent._parent,
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self.index,
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self.identifier,
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)
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self.config_frame.grid(column=0, row=1, columnspan=4)
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self._parent._parent.channel_frame.reset_config_buttons(self)
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if self._parent._parent.bus_frame is not None:
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self._parent._parent.bus_frame.reset_config_buttons(self)
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else:
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self.config_frame.destroy()
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if not _base_vals.using_theme:
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self.s.configure(
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f"{self.identifier}Conf{self.index}.TButton",
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background=f'{"yellow" if self.conf.get() else "white"}',
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)
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def watch_levels(self):
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self.after(1, self.watch_levels_step)
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def watch_levels_step(self):
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if not _base_vals.dragging:
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vals = self.target.levels.prefader
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val = vals[0] if vals[0] > vals[1] else vals[0]
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self.level.set(val)
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self.level.set(
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(0 if self.mute.get() else 100 + (val - 18) + self.gain.get())
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)
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self.after(
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25 if not _base_vals.in_scale_button_1 else 100, self.watch_levels_step
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)
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class Bus(Channel):
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"""Concrete bus class representing a single bus"""
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def __init__(self, parent, index, id):
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super().__init__(parent, index, id)
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@property
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def target(self):
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"""use the correct interface"""
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_target = super(Bus, self).target
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return getattr(_target, self.identifier)[self.index]
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def open_config(self):
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if self.conf.get():
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self.config_frame = BusConfig(
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self._parent._parent,
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self.index,
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self.identifier,
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)
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if _base_vals.extends_horizontal:
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self.config_frame.grid(column=0, row=1, columnspan=3)
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else:
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self.config_frame.grid(column=0, row=3, columnspan=3)
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self._parent._parent.channel_frame.reset_config_buttons(self)
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self._parent._parent.bus_frame.reset_config_buttons(self)
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else:
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self.config_frame.destroy()
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if not _base_vals.using_theme:
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self.s.configure(
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f"{self.identifier}Conf{self.index}.TButton",
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background=f'{"yellow" if self.conf.get() else "white"}',
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)
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def watch_levels(self):
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self.after(1, self.watch_levels_step)
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def watch_levels_step(self):
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if not _base_vals.dragging:
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vals = self.target.levels.all
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val = vals[0] if vals[0] > vals[1] else vals[0]
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self.level.set(val)
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self.level.set(
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(0 if self.mute.get() else 100 + (val - 18) + self.gain.get())
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)
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self.after(
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25 if not _base_vals.in_scale_button_1 else 100, self.watch_levels_step
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)
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class ChannelFrame(ttk.Frame):
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@classmethod
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def make_strips(cls, parent):
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return cls(parent, is_strip=True)
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@classmethod
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def make_buses(cls, parent):
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return cls(parent, is_strip=False)
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def __init__(self, parent, is_strip: bool = True):
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super().__init__(parent)
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self._parent = parent
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self._is_strip = is_strip
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self.phys_in, self.virt_in = parent.kind.ins
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self.phys_out, self.virt_out = parent.kind.outs
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defaults = {
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"width": 80,
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"height": 150,
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}
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self.configuration = defaults | self.configuration
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self.width = self.configuration["width"]
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self.height = self.configuration["height"]
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self.watch_pdirty()
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# create labelframes
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if is_strip:
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self.strips = [
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Strip(self, i, self.identifier)
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for i in range(self.phys_in + self.virt_in)
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]
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else:
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self.buses = [
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Bus(self, i, self.identifier)
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for i in range(self.phys_out + self.virt_out)
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]
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# position label frames. destroy any without label text
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self.labelframes = self.strips if is_strip else self.buses
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self.col_row_configure()
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for i, labelframe in enumerate(self.labelframes):
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labelframe.grid(row=0, column=i)
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if not labelframe.cget("text"):
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self.columnconfigure(i, minsize=0)
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labelframe.grid_remove()
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@property
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def target(self):
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"""returns the current interface"""
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return self._parent.target
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@property
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def configuration(self):
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return self._parent.configuration["channel"]
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@configuration.setter
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def configuration(self, val):
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self._parent.configuration["channel"] = val
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@property
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def identifier(self):
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return "strip" if self._is_strip else "bus"
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def reset_config_buttons(self, current):
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if not _base_vals.using_theme:
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[
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labelframe.s.configure(
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f"{labelframe.identifier}Conf{labelframe.index}.TButton",
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background="white",
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)
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for labelframe in self.labelframes
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if labelframe is not None
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]
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[
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labelframe.conf.set(False)
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for labelframe in self.labelframes
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if labelframe is not None and labelframe != current
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]
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[
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labelframe.config_frame.destroy()
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for labelframe in self.labelframes
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if labelframe is not None
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and labelframe.config_frame
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and labelframe != current
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]
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def col_row_configure(self):
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[
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self.columnconfigure(i, minsize=self.width)
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for i, _ in enumerate(self.labelframes)
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]
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[self.rowconfigure(0, minsize=130) for i, _ in enumerate(self.labelframes)]
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def watch_pdirty(self):
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self.after(1, self.watch_pdirty_step)
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def watch_pdirty_step(self):
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if self._parent.pdirty:
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self.watch_labels()
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self.after(1, self.watch_pdirty_step)
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def watch_labels(self):
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for i, labelframe in enumerate(self.labelframes):
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if not labelframe.getter("label"):
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self.columnconfigure(i, minsize=0)
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labelframe.grid_remove()
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else:
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self.columnconfigure(i, minsize=self.width)
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labelframe.grid()
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