voicemeeter-compact/vmcompact/channels.py
onyx-and-iris 3c1abdd2ac fix peak in watch levels
fix peak in watch levels
2022-04-13 07:21:30 +01:00

412 lines
13 KiB
Python

import tkinter as tk
from tkinter import ttk
from functools import partial
from math import log
from .data import _base_vals
from .config import StripConfig, BusConfig
class Channel(ttk.LabelFrame):
"""Base class for a single channel"""
def __init__(self, parent, index, id):
super().__init__(parent)
self._parent = parent
self.index = index
self.id = id
self.s = self._parent._parent.styletable
self.config_frame = None
self.gain = tk.DoubleVar()
self.level = tk.DoubleVar()
self.mute = tk.BooleanVar()
self.conf = tk.BooleanVar()
self.sync()
self._make_widgets()
self.col_row_configure()
self.watch_pdirty()
self.watch_levels()
@property
def identifier(self):
return self.id
@property
def target(self):
"""use the correct interface"""
return self._parent.target
def getter(self, param):
if param in dir(self.target):
return getattr(self.target, param)
def setter(self, param, value):
if param in dir(self.target):
setattr(self.target, param, value)
def toggle_mute(self, *args):
self.target.mute = self.mute.get()
if not _base_vals.using_theme:
self.s.configure(
f"{self.identifier}Mute{self.index}.TButton",
background=f'{"red" if self.mute.get() else "white"}',
)
def reset_gain(self, *args):
self.setter("gain", 0)
self.gain.set(0)
self._parent._parent.nav_frame.info_text.set(0)
def scale_enter(self, *args):
self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
def scale_leave(self, *args):
self._parent._parent.nav_frame.info_text.set("")
def scale_press(self, *args):
_base_vals.in_scale_button_1 = True
def scale_release(self, *args):
_base_vals.in_scale_button_1 = False
def scale_callback(self, *args):
"""callback function for scale widget"""
self.setter("gain", self.gain.get())
self._parent._parent.nav_frame.info_text.set(round(self.gain.get(), 1))
def convert_level(self, val):
if _base_vals.vban_connected:
return round(-val * 0.01, 1)
return round(20 * log(val, 10), 1) if val > 0 else -200.0
def _make_widgets(self):
"""Creates a progressbar, scale, mute button and config button for a single channel"""
# Progress bar
self.pb = ttk.Progressbar(
self,
maximum=100,
orient="vertical",
mode="determinate",
variable=self.level,
)
self.pb.grid(column=0, row=0)
# Scale
self.scale = ttk.Scale(
self,
from_=12.0,
to=-60.0,
orient="vertical",
variable=self.gain,
command=self.scale_callback,
length=self._parent.height,
)
self.scale.grid(column=1, row=0)
self.scale.bind("<Double-Button-1>", self.reset_gain)
self.scale.bind("<Button-1>", self.scale_press)
self.scale.bind("<Enter>", self.scale_enter)
self.scale.bind("<ButtonRelease-1>", self.scale_release)
self.scale.bind("<Leave>", self.scale_leave)
# Mute button
self.button_mute = ttk.Checkbutton(
self,
text="MUTE",
command=partial(self.toggle_mute, "mute"),
style=f"{'Toggle.TButton' if _base_vals.using_theme else f'{self.identifier}Mute{self.index}.TButton'}",
variable=self.mute,
)
self.button_mute.grid(column=0, row=1, columnspan=2)
self.button_conf = ttk.Checkbutton(
self,
text="CONFIG",
command=self.open_config,
style=f"{'Toggle.TButton' if _base_vals.using_theme else f'{self.identifier}Conf{self.index}.TButton'}",
variable=self.conf,
)
self.button_conf.grid(column=0, row=2, columnspan=2)
def watch_pdirty(self):
self.after(1, self.watch_pdirty_step)
def watch_pdirty_step(self):
"""keeps params synced but ensures sliders are responsive"""
if self._parent._parent.pdirty and not _base_vals.in_scale_button_1:
self.sync()
self.after(_base_vals.pdelay, self.watch_pdirty_step)
def sync(self):
"""sync params with voicemeeter"""
retval = self.getter("label")
if len(retval) > 10:
retval = f"{retval[:8]}.."
self.configure(text=retval)
self.gain.set(self.getter("gain"))
self.mute.set(self.getter("mute"))
if not _base_vals.using_theme:
self.s.configure(
f"{self.identifier}Mute{self.index}.TButton",
background=f'{"red" if self.mute.get() else "white"}',
)
self.s.configure(
f"{self.identifier}Conf{self.index}.TButton", background="white"
)
def col_row_configure(self):
self.grid(sticky=(tk.N, tk.S))
[
child.grid_configure(padx=1, pady=1, sticky=(tk.W, tk.E))
for child in self.winfo_children()
if isinstance(child, ttk.Checkbutton)
]
[
child.grid_configure(padx=1, pady=1, sticky=(tk.N, tk.S))
for child in self.winfo_children()
if isinstance(child, ttk.Progressbar) or isinstance(child, ttk.Scale)
]
class Strip(Channel):
"""Concrete class representing a single"""
def __init__(self, parent, index, id):
super().__init__(parent, index, id)
@property
def target(self):
"""use the correct interface"""
_target = super(Strip, self).target
return getattr(_target, self.identifier)[self.index]
def open_config(self):
if self.conf.get():
self.config_frame = StripConfig(
self._parent._parent,
self.index,
self.identifier,
)
self.config_frame.grid(column=0, row=1, columnspan=4)
self._parent._parent.channel_frame.reset_config_buttons(self)
if self._parent._parent.bus_frame is not None:
self._parent._parent.bus_frame.reset_config_buttons(self)
else:
self.config_frame.destroy()
if not _base_vals.using_theme:
self.s.configure(
f"{self.identifier}Conf{self.index}.TButton",
background=f'{"yellow" if self.conf.get() else "white"}',
)
def watch_levels(self):
self.after(1, self.watch_levels_step)
def watch_levels_step(self):
if not _base_vals.dragging:
if self._parent._parent.ldirty:
if self.index <= self._parent.phys_in:
vals = (
self.convert_level(
self._parent._parent.strip_levels[self.index * 2]
),
self.convert_level(
self._parent._parent.strip_levels[self.index * 2 + 1]
),
)
else:
vals = (
self.convert_level(
self._parent._parent.strip_levels[
self._parent.phys_in * 2
+ (self.index - self._parent.phys_in) * 8
]
),
self.convert_level(
self._parent._parent.strip_levels[
self._parent.phys_in * 2
+ (self.index - self._parent.phys_in) * 8
+ 1
]
),
)
peak = vals[0] if vals[0] > vals[1] else vals[1]
self.level.set(
(0 if self.mute.get() else 100 + (peak - 18) + self.gain.get())
)
self.after(
_base_vals.ldelay if not _base_vals.in_scale_button_1 else 100,
self.watch_levels_step,
)
class Bus(Channel):
"""Concrete bus class representing a single bus"""
def __init__(self, parent, index, id):
super().__init__(parent, index, id)
@property
def target(self):
"""use the correct interface"""
_target = super(Bus, self).target
return getattr(_target, self.identifier)[self.index]
def open_config(self):
if self.conf.get():
self.config_frame = BusConfig(
self._parent._parent,
self.index,
self.identifier,
)
if _base_vals.extends_horizontal:
self.config_frame.grid(column=0, row=1, columnspan=3)
else:
self.config_frame.grid(column=0, row=3, columnspan=3)
self._parent._parent.channel_frame.reset_config_buttons(self)
self._parent._parent.bus_frame.reset_config_buttons(self)
else:
self.config_frame.destroy()
if not _base_vals.using_theme:
self.s.configure(
f"{self.identifier}Conf{self.index}.TButton",
background=f'{"yellow" if self.conf.get() else "white"}',
)
def watch_levels(self):
self.after(1, self.watch_levels_step)
def watch_levels_step(self):
if not _base_vals.dragging:
if self._parent._parent.ldirty:
vals = (
self.convert_level(self._parent._parent.bus_levels[self.index * 8]),
self.convert_level(
self._parent._parent.bus_levels[self.index * 8 + 1]
),
)
peak = vals[0] if vals[0] > vals[1] else vals[1]
self.level.set((0 if self.mute.get() else 100 + (peak - 18)))
self.after(
_base_vals.ldelay if not _base_vals.in_scale_button_1 else 100,
self.watch_levels_step,
)
class ChannelFrame(ttk.Frame):
@classmethod
def make_strips(cls, parent):
return cls(parent, is_strip=True)
@classmethod
def make_buses(cls, parent):
return cls(parent, is_strip=False)
def __init__(self, parent, is_strip: bool = True):
super().__init__(parent)
self._parent = parent
self._is_strip = is_strip
self.phys_in, self.virt_in = parent.kind.ins
self.phys_out, self.virt_out = parent.kind.outs
defaults = {
"width": 80,
"height": 150,
}
self.configuration = defaults | self.configuration
self.width = self.configuration["width"]
self.height = self.configuration["height"]
self.watch_pdirty()
# create labelframes
if is_strip:
self.strips = [
Strip(self, i, self.identifier)
for i in range(self.phys_in + self.virt_in)
]
else:
self.buses = [
Bus(self, i, self.identifier)
for i in range(self.phys_out + self.virt_out)
]
# position label frames. destroy any without label text
self.labelframes = self.strips if is_strip else self.buses
self.col_row_configure()
for i, labelframe in enumerate(self.labelframes):
labelframe.grid(row=0, column=i)
if not labelframe.cget("text"):
self.columnconfigure(i, minsize=0)
labelframe.grid_remove()
@property
def target(self):
"""returns the current interface"""
return self._parent.target
@property
def configuration(self):
return self._parent.configuration["channel"]
@configuration.setter
def configuration(self, val):
self._parent.configuration["channel"] = val
@property
def identifier(self):
return "strip" if self._is_strip else "bus"
def reset_config_buttons(self, current):
if not _base_vals.using_theme:
[
labelframe.s.configure(
f"{labelframe.identifier}Conf{labelframe.index}.TButton",
background="white",
)
for labelframe in self.labelframes
if labelframe is not None
]
[
labelframe.conf.set(False)
for labelframe in self.labelframes
if labelframe is not None and labelframe != current
]
[
labelframe.config_frame.destroy()
for labelframe in self.labelframes
if labelframe is not None
and labelframe.config_frame
and labelframe != current
]
def col_row_configure(self):
[
self.columnconfigure(i, minsize=self.width)
for i, _ in enumerate(self.labelframes)
]
[self.rowconfigure(0, minsize=130) for i, _ in enumerate(self.labelframes)]
def watch_pdirty(self):
self.after(1, self.watch_pdirty_step)
def watch_pdirty_step(self):
if self._parent.pdirty:
self.watch_labels()
self.after(_base_vals.pdelay, self.watch_pdirty_step)
def watch_labels(self):
for i, labelframe in enumerate(self.labelframes):
if not labelframe.getter("label"):
self.columnconfigure(i, minsize=0)
labelframe.grid_remove()
else:
self.columnconfigure(i, minsize=self.width)
labelframe.grid()