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https://github.com/onyx-and-iris/voicemeeter-compact.git
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onyx-and-iris
244
vmcompact/gainlayer.py
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244
vmcompact/gainlayer.py
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import tkinter as tk
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from tkinter import ttk, messagebox as msg
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from functools import partial
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from .data import _base_vals
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class GainLayer(ttk.LabelFrame):
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"""Concrete class representing a single gainlayer"""
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def __init__(self, parent, index, j):
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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.j = j
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self.gain = tk.DoubleVar()
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self.level = tk.DoubleVar()
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self.on = tk.BooleanVar()
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self.s = self._parent._parent.styletable
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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 target(self):
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"""returns the current interface"""
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_target = self._parent.target
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return _target.strip[self.index].gainlayer[self.j]
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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 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 set_on(self):
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"""enables a gainlayer. sets its button colour"""
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setattr(
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self._parent.target.strip[self.index],
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self._parent.buses[self.j],
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self.on.get(),
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)
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if not _base_vals.using_theme:
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self.s.configure(
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f"On.TButton",
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background=f'{"green" if self.on.get() else "white"}',
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)
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def _make_widgets(self):
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"""Creates a progressbar, scale, on 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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# On button
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self.button_on = ttk.Checkbutton(
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self,
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text="ON",
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command=self.set_on,
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style=f"{'Toggle.TButton' if _base_vals.using_theme else 'On.TButton'}",
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variable=self.on,
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)
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self.button_on.grid(column=0, row=1, columnspan=2)
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def col_row_configure(self):
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[
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child.grid_configure(padx=1, pady=1, sticky=(tk.N, tk.S, 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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self.columnconfigure(0, minsize=36)
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self.columnconfigure(1, minsize=36)
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self.rowconfigure(1, minsize=70)
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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.on.set(
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getattr(
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self._parent.target.strip[self.index],
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self._parent.buses[self.j],
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)
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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._parent.target.strip[self.index].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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(
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0
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if self._parent._parent.channel_frame.strips[self.index].mute.get()
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else 100 + (val - 18) + self.gain.get()
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)
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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 SubMixFrame(ttk.Frame):
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def __init__(self, parent):
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super().__init__(parent)
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self._parent = parent
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self.phys_out, self.virt_out = parent.kind.outs
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self.buses = tuple(f"A{i+1}" for i in range(self.phys_out)) + tuple(
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f"B{i+1}" for i in range(self.virt_out)
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)
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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.gainlayers = [
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GainLayer(self, index, _base_vals.submixes) for index in range(8)
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]
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[
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gainlayer.grid(row=0, column=self.gainlayers.index(gainlayer))
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for gainlayer in self.gainlayers
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]
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self.col_row_configure()
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# destroy any without label text
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for i, gainlayer in enumerate(self.gainlayers):
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gainlayer.grid(row=0, column=i)
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if not gainlayer.cget("text"):
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self.columnconfigure(i, minsize=0)
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gainlayer.grid_remove()
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self.watch_pdirty()
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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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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.gainlayers)
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]
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[self.rowconfigure(0, minsize=130) for i, _ in enumerate(self.gainlayers)]
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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, gainlayer in enumerate(self.gainlayers):
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if not self.target.strip[gainlayer.index].label:
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self.columnconfigure(i, minsize=0)
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gainlayer.grid_remove()
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else:
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self.columnconfigure(i, minsize=80)
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gainlayer.grid()
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