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grid lines and some ui fixes :D

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SpookyDervish
2026-01-14 12:20:53 +11:00
parent a48f758bd0
commit 506d3c8749
9 changed files with 88 additions and 26 deletions
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src/120 bpm track.mp3 Normal file
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2
src/assets/style.tcss
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@@ -1,3 +1,3 @@
App {
layers: bottom top;
layers: top bottom;
}

0
src/audio.py Normal file
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14
src/main.py
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@@ -1,10 +1,20 @@
from ui.app import AppUI
from project import Project
from project import Project, ProjectChannel, AudioChannelChunk
import librosa
if __name__ == "__main__":
print("Loading project...")
test_project = Project.from_file("test_project.tdp")
test_project = Project(channels=[
ProjectChannel(chunks=[
AudioChannelChunk(*librosa.load("120 bpm amen break.mp3"), position=0),
AudioChannelChunk(*librosa.load("120 bpm amen break.mp3"), position=1),
AudioChannelChunk(*librosa.load("120 bpm amen break.mp3"), position=2)
], name="drums"),
ProjectChannel(chunks=[
], name="piano")
])#.from_file("test_project.tdp")
# start the ui
print("Starting UI...")

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src/test_project.tdp
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3
src/ui/app.py
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@@ -9,9 +9,12 @@ from ui.widgets.project_settings import ProjectSettings
class AppUI(App):
CSS_PATH = "../assets/style.tcss"
theme = "atom-one-dark"
def __init__(self, project):
super().__init__()
self.zoom_level = 0.05
self.last_zoom_level = self.zoom_level
self.project = project

16
src/ui/widgets/chunk_types/audio.py
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@@ -14,6 +14,7 @@ from ui.widgets.chunk_types.chunk import Chunk
class AudioChunk(Chunk):
DEFAULT_CSS = """
AudioChunk {
border: tab $accent;
PlotWidget {
height: 1fr;
@@ -25,8 +26,8 @@ class AudioChunk(Chunk):
}
"""
def __init__(self, audio_data: np.ndarray, sample_rate: int, chunk_name: str = "Sample"):
super().__init__(chunk_name)
def __init__(self, audio_data: np.ndarray, sample_rate: int, chunk_name: str = "Sample", bar_pos: float = 0.0):
super().__init__(chunk_name, bar_pos)
self.audio = audio_data
self.sample_rate = sample_rate
@@ -42,10 +43,15 @@ class AudioChunk(Chunk):
self.meter = pyln.Meter(self.sample_rate)
self.loudness_values = []
self.styles.width = int((self.num_samples / self.sample_rate) / self.app.zoom_level)
self.calculate_size()
def calculate_size(self):
self.styles.width = round((self.num_samples / self.sample_rate) / self.app.zoom_level)
def on_mount(self):
for plot in self.query(PlotWidget):
plot: PlotWidget = plot # just for type checking
plot.margin_top = 0
plot.margin_left = 0
plot.margin_bottom = 0
@@ -85,8 +91,8 @@ class AudioChunk(Chunk):
x,
y,
1.0,
bar_style=self.app.theme_variables["primary"],
hires_mode=HiResMode.HALFBLOCK
bar_style=self.app.theme_variables["warning"],
hires_mode=HiResMode.BRAILLE
)

17
src/ui/widgets/chunk_types/chunk.py
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@@ -8,12 +8,23 @@ class Chunk(Container):
DEFAULT_CSS = """
Chunk {
border: panel $secondary;
border: tab $surface;
background: $surface-darken-1;
dock: left;
}
"""
def __init__(self, chunk_name: str = "Chunk"):
def __init__(self, chunk_name: str = "Chunk", bar_pos: float = 0.0):
super().__init__()
self.chunk_name = chunk_name
self.border_title = chunk_name
self.border_title = chunk_name
self.bar_pos = bar_pos
self.update_offset()
def update_offset(self, timeline=None):
if timeline == None:
timeline = self.app.query_one("#timeline")
self.offset = (timeline.bar_offset * self.bar_pos * 4, 0)
def calculate_size(self):
pass

62
src/ui/widgets/timeline.py
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@@ -1,6 +1,7 @@
from textual.containers import Vertical, VerticalScroll, Horizontal, VerticalGroup, HorizontalGroup
from textual.widgets import Rule
from textual.app import ComposeResult
from textual import on, events
from ui.widgets.chunk_types.audio import AudioChunk, Chunk
from ui.widgets.play_head import PlayHead
@@ -19,7 +20,6 @@ class TimelineRow(Horizontal):
class Timeline(Vertical):
DEFAULT_CSS = """
Timeline {
#rows {
hatch: "-" $surface-lighten-1;
padding: 1 0;
@@ -49,36 +49,68 @@ class Timeline(Vertical):
"""
def __init__(self):
super().__init__()
super().__init__(id="timeline")
self.bar_offset = self.app.project.bpm / 8 * (0.0333 / self.app.zoom_level)
self.calc_bar_offset()
def calc_bar_offset(self):
self.bar_offset = self.app.project.bpm / 8 * (0.03333333333 / self.app.zoom_level)
@on(events.MouseScrollDown)
async def mouse_scroll_down(self, event: events.MouseScrollDown):
self.app.zoom_level += (self.app.scroll_sensitivity_x / 200)
self.calc_bar_offset()
self.app.last_zoom_level = self.app.zoom_level
self.handle_zoom()
@on(events.MouseScrollUp)
async def mouse_scroll_up(self, event: events.MouseScrollUp):
self.app.zoom_level = max(self.app.zoom_level - self.app.scroll_sensitivity_x/200, 0.001)
if self.app.zoom_level != self.app.last_zoom_level:
self.app.last_zoom_level = self.app.zoom_level
self.calc_bar_offset()
self.handle_zoom()
def handle_zoom(self):
for chunk in self.query(Chunk):
chunk.calculate_size()
chunk.update_offset(self)
for bar_line in self.query(Rule):
if not isinstance(bar_line, PlayHead):
bar_line.offset = (self.bar_offset * bar_line.index, 0)
def compose(self) -> ComposeResult:
with VerticalScroll(id="rows"):
for channel in self.app.project.channels:
self.notify(str(channel))
with TimelineRow():
for chunk in channel.chunks:
if chunk.chunk_type == ChunkType.CHUNK:
yield Chunk(chunk_name=chunk.name, bar_pos=chunk.position)
elif chunk.chunk_type == ChunkType.AUDIO:
yield AudioChunk(chunk.audio_data, chunk.sample_rate, chunk.name, chunk.position)
for i in range(1, 17):
bar = None
if (i) % 4 == 0:
if i % 4 == 0:
bar = Rule.vertical(classes="bar-line", line_style="double")
else:
bar = Rule.vertical(classes="beat-line")
bar.offset = (self.bar_offset * i, 0)
bar.index = i
yield bar
for channel in self.app.project.channels:
with TimelineRow():
for chunk in channel.chunks:
if chunk.chunk_type == ChunkType.CHUNK:
yield Chunk(chunk_name=chunk.name)
elif chunk.chunk_type == ChunkType.AUDIO:
yield AudioChunk(chunk.audio_data, chunk.sample_rate, chunk.name)
#yield PlayHead()