voicemeeter-compact/vmcompact/gainlayer.py
onyx-and-iris 2c39b9d215 updates to gui to match changes to interfaces
updates to gui to match changes to interfaces

now packaged with poetry and on pypi
2022-06-16 23:53:28 +01:00

274 lines
8.5 KiB
Python

import tkinter as tk
from math import log
from tkinter import ttk
from . import builders
from .data import _base_values, _configuration
class GainLayer(ttk.LabelFrame):
"""Concrete class representing a single gainlayer"""
def __init__(self, parent, index, j):
super().__init__(parent)
self.parent = parent
self.index = index
self.j = j
self.styletable = self.parent.parent.styletable
if index <= parent.phys_in:
self.level_offset = index * 2
else:
self.level_offset = parent.phys_in * 2 + (index - parent.phys_in) * 8
self.builder = builders.ChannelLabelFrameBuilder(self, index, id="gainlayer")
self.builder.setup()
self.builder.add_progressbar()
self.builder.add_scale()
self.builder.add_gain_label()
self.builder.add_on_button()
self.sync()
self.grid_configure()
@property
def target(self):
"""returns the strip[i].gainlayer class in the current interface"""
_target = self.parent.target
return _target.strip[self.index].gainlayer[self.j]
@property
def identifier(self):
return "gainlayer"
def getter(self, param):
if hasattr(self.target, param):
return getattr(self.target, param)
def setter(self, param, value):
if hasattr(self.target, param):
setattr(self.target, param, value)
def reset_gain(self, *args):
self.setter("gain", 0)
self.gain.set(0)
self.gainlabel.set(0)
def scale_callback(self, *args):
"""callback function for scale widget"""
self.setter("gain", self.gain.get())
self.gainlabel.set(round(self.gain.get(), 1))
def scale_press(self, *args):
_base_values.in_scale_button_1 = True
def scale_release(self, *args):
_base_values.in_scale_button_1 = False
def _on_mousewheel(self, event):
self.gain.set(
self.gain.get()
+ (
_configuration.mwscroll_step
if event.delta > 0
else -_configuration.mwscroll_step
)
)
if self.gain.get() > 12:
self.gain.set(12)
elif self.gain.get() < -60:
self.gain.set(-60)
self.setter("gain", self.gain.get())
def set_on(self):
"""enables a gainlayer. sets its button colour"""
setattr(
self.parent.target.strip[self.index],
self.parent.buses[self.j],
self.on.get(),
)
if not _configuration.themes_enabled:
self.styletable.configure(
f"{self.identifier}On{self.index}.TButton",
background=f'{"green" if self.on.get() else "white"}',
)
def sync(self):
self.after(_base_values.pdelay, self.sync_params)
self.after(100, self.sync_labels)
def sync_params(self):
self.gain.set(self.getter("gain"))
self.gainlabel.set(round(self.gain.get(), 1))
self.on.set(
getattr(
self.parent.target.strip[self.index],
self.parent.buses[self.j],
)
)
if not _configuration.themes_enabled:
self.styletable.configure(
f"{self.identifier}On{self.index}.TButton",
background=f'{"green" if self.on.get() else "white"}',
)
def sync_labels(self):
"""sync params with voicemeeter"""
retval = self.parent.target.strip[self.index].label
if len(retval) > 10:
retval = f"{retval[:8]}.."
if not retval:
self.parent.columnconfigure(self.index, minsize=0)
self.parent.parent.subject_ldirty.remove(self)
self.grid_remove()
else:
self.parent.parent.subject_ldirty.add(self)
self.grid()
self.configure(text=retval)
def convert_level(self, val):
if _base_values.vban_connected:
return round(-val * 0.01, 1)
return round(20 * log(val, 10), 1) if val > 0 else -200.0
def upd_levels(self):
"""
Updates level values.
Checks offset against expected level array size to avoid a race condition
"""
if self.level_offset + 1 < len(self.parent.parent.strip_levels):
if (
any(
self.parent.parent.strip_comp[
self.level_offset : self.level_offset + 1
]
)
or self.level.get() > 0
):
val = self.convert_level(
max(
self.parent.parent.strip_levels[
self.level_offset : self.level_offset + 1
]
)
)
self.level.set(
(
0
if self.parent.target.strip[self.index].mute
or not self.on.get()
else 100 + val - 18 + self.gain.get()
)
)
def on_update(self):
"""update levels"""
self.after(_base_values.ldelay, self.upd_levels)
def grid_configure(self):
[
child.grid_configure(padx=1, pady=1, sticky=(tk.N, tk.S, 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)
]
# pb and scale
self.columnconfigure(0, minsize=36)
self.columnconfigure(1, minsize=36)
# on button
if _configuration.themes_enabled:
self.rowconfigure(2, minsize=70)
else:
self.rowconfigure(2, minsize=55)
class SubMixFrame(ttk.Frame):
def __init__(self, parent):
super().__init__(parent)
self.parent = parent
self.phys_in, self.virt_in = parent.kind.ins
self.phys_out, self.virt_out = parent.kind.outs
self.buses = tuple(f"A{i+1}" for i in range(self.phys_out)) + tuple(
f"B{i+1}" for i in range(self.virt_out)
)
self.gainlayers = [
GainLayer(self, index, _configuration.submixes) for index in range(8)
]
for i, labelframe in enumerate(self.labelframes):
labelframe.grid(row=0, column=i)
if not self.target.strip[i].label:
self.columnconfigure(i, minsize=0)
labelframe.grid_remove()
if _configuration.extends_horizontal:
self.grid(row=0, column=2)
if parent.bus_frame:
parent.bus_frame.grid_remove()
else:
if parent.bus_frame:
self.grid(
row=parent.bus_frame.grid_info()["row"], column=0, sticky=(tk.W)
)
parent.bus_frame.grid_remove()
else:
self.grid(row=2, column=0, sticky=(tk.W))
# registers submixframe as pdirty observer
self.parent.subject_pdirty.add(self)
self.grid_configure()
"""
Grids each labelframe, grid_removes any without a label
"""
for i, labelframe in enumerate(self.labelframes):
labelframe.grid(row=0, column=i)
if not self.target.strip[i].label:
self.columnconfigure(i, minsize=0)
labelframe.grid_remove()
@property
def target(self):
"""returns the current interface"""
return self.parent.target
@property
def labelframes(self):
"""returns a tuple of current gainlayer labelframe addresses"""
return tuple(
frame
for frame in self.winfo_children()
if isinstance(frame, ttk.LabelFrame)
)
def grid_configure(self):
[
self.columnconfigure(i, minsize=_configuration.level_width)
for i, _ in enumerate(self.labelframes)
]
[
self.rowconfigure(0, minsize=_configuration.level_height)
for i, _ in enumerate(self.labelframes)
]
def upd_labelframe(self, labelframe):
labelframe.sync()
def on_update(self):
for labelframe in self.labelframes:
self.after(1, self.upd_labelframe, labelframe)
def teardown(self):
# deregisters submixframe as pdirty observer
self.parent.subject_pdirty.remove(self)
self.destroy()