CSS improvements, light and dark mode

This commit is contained in:
Skyler Lehmkuhl 2025-11-17 07:42:40 -05:00
parent 1324cae7e3
commit afda2d9d4f
8 changed files with 2025 additions and 155 deletions

View File

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"ptr_meta_derive",
]
[[package]]
name = "ptr_meta_derive"
version = "0.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "16b845dbfca988fa33db069c0e230574d15a3088f147a87b64c7589eb662c9ac"
dependencies = [
"proc-macro2",
"quote",
"syn 1.0.109",
]
[[package]]
name = "pxfm"
version = "0.1.25"
@ -3519,6 +3955,12 @@ version = "5.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "69cdb34c158ceb288df11e18b4bd39de994f6657d83847bdffdbd7f346754b0f"
[[package]]
name = "radium"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dc33ff2d4973d518d823d61aa239014831e521c75da58e3df4840d3f47749d09"
[[package]]
name = "rand"
version = "0.8.5"
@ -3569,7 +4011,7 @@ dependencies = [
"built",
"cfg-if",
"interpolate_name",
"itertools",
"itertools 0.12.1",
"libc",
"libfuzzer-sys",
"log",
@ -3665,6 +4107,15 @@ dependencies = [
"bitflags 2.10.0",
]
[[package]]
name = "rend"
version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "71fe3824f5629716b1589be05dacd749f6aa084c87e00e016714a8cdfccc997c"
dependencies = [
"bytecheck",
]
[[package]]
name = "renderdoc-sys"
version = "1.1.0"
@ -3710,6 +4161,35 @@ dependencies = [
"bytemuck",
]
[[package]]
name = "rkyv"
version = "0.7.45"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9008cd6385b9e161d8229e1f6549dd23c3d022f132a2ea37ac3a10ac4935779b"
dependencies = [
"bitvec",
"bytecheck",
"bytes",
"hashbrown 0.12.3",
"ptr_meta",
"rend",
"rkyv_derive",
"seahash",
"tinyvec",
"uuid",
]
[[package]]
name = "rkyv_derive"
version = "0.7.45"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "503d1d27590a2b0a3a4ca4c94755aa2875657196ecbf401a42eff41d7de532c0"
dependencies = [
"proc-macro2",
"quote",
"syn 1.0.109",
]
[[package]]
name = "roxmltree"
version = "0.19.0"
@ -3831,6 +4311,12 @@ dependencies = [
"tiny-skia",
]
[[package]]
name = "seahash"
version = "4.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1c107b6f4780854c8b126e228ea8869f4d7b71260f962fefb57b996b8959ba6b"
[[package]]
name = "semver"
version = "1.0.27"
@ -3847,6 +4333,15 @@ dependencies = [
"serde_derive",
]
[[package]]
name = "serde-content"
version = "0.1.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3753ca04f350fa92d00b6146a3555e63c55388c9ef2e11e09bce2ff1c0b509c6"
dependencies = [
"serde",
]
[[package]]
name = "serde_core"
version = "1.0.228"
@ -3926,6 +4421,15 @@ dependencies = [
"libc",
]
[[package]]
name = "simd-abstraction"
version = "0.7.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9cadb29c57caadc51ff8346233b5cec1d240b68ce55cf1afc764818791876987"
dependencies = [
"outref",
]
[[package]]
name = "simd-adler32"
version = "0.3.7"
@ -3941,6 +4445,12 @@ dependencies = [
"quote",
]
[[package]]
name = "simdutf8"
version = "0.1.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e3a9fe34e3e7a50316060351f37187a3f546bce95496156754b601a5fa71b76e"
[[package]]
name = "simplecss"
version = "0.2.2"
@ -4098,6 +4608,12 @@ dependencies = [
"float-cmp",
]
[[package]]
name = "strsim"
version = "0.11.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
[[package]]
name = "svg_fmt"
version = "0.4.5"
@ -4170,6 +4686,12 @@ dependencies = [
"version-compare",
]
[[package]]
name = "tap"
version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "55937e1799185b12863d447f42597ed69d9928686b8d88a1df17376a097d8369"
[[package]]
name = "target-lexicon"
version = "0.12.16"
@ -4547,7 +5069,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b84ea542ae85c715f07b082438a4231c3760539d902e11d093847a0b22963032"
dependencies = [
"base64 0.22.1",
"data-url",
"data-url 0.3.2",
"flate2",
"fontdb",
"imagesize",
@ -4573,7 +5095,7 @@ version = "0.37.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9bd4e3c291f45d152929a31f0f6c819245e2921bfd01e7bd91201a9af39a2bdc"
dependencies = [
"data-url",
"data-url 0.3.2",
"flate2",
"imagesize",
"kurbo 0.9.5",
@ -4603,6 +5125,12 @@ version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
[[package]]
name = "utf8parse"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
[[package]]
name = "uuid"
version = "1.18.1"
@ -4683,6 +5211,12 @@ version = "0.9.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
[[package]]
name = "vlq"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "65dd7eed29412da847b0f78bcec0ac98588165988a8cfe41d4ea1d429f8ccfff"
[[package]]
name = "walkdir"
version = "2.5.0"
@ -5412,7 +5946,7 @@ version = "0.30.12"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c66d4b9ed69c4009f6321f762d6e61ad8a2389cd431b97cb1e146812e9e6c732"
dependencies = [
"ahash",
"ahash 0.8.12",
"android-activity",
"atomic-waker",
"bitflags 2.10.0",
@ -5488,6 +6022,15 @@ version = "0.6.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9edde0db4769d2dc68579893f2306b26c6ecfbe0ef499b013d731b7b9247e0b9"
[[package]]
name = "wyz"
version = "0.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "05f360fc0b24296329c78fda852a1e9ae82de9cf7b27dae4b7f62f118f77b9ed"
dependencies = [
"tap",
]
[[package]]
name = "x11"
version = "2.21.0"

View File

@ -33,3 +33,5 @@ resvg = { workspace = true }
# Utilities
pollster = { workspace = true }
lightningcss = "1.0.0-alpha.68"
clap = { version = "4.5", features = ["derive"] }

View File

@ -0,0 +1,178 @@
/* Lightningbeam Editor Styles
* CSS with variables and selector-based theming
*/
/* ============================================
LIGHT MODE VARIABLES
============================================ */
:root {
/* Base colors */
--bg-primary: #f6f6f6;
--bg-secondary: #ccc;
--bg-panel: #aaa;
--bg-header: #ddd;
--background-color: #ccc;
--foreground-color: #ddd;
--highlight: #ddd;
--shadow: #999;
--shade: #aaa;
/* Text colors */
--text-primary: #0f0f0f;
--text-secondary: #666;
--text-tertiary: #999;
/* Border colors */
--border-light: #bbb;
--border-medium: #999;
--border-dark: #555;
/* UI backgrounds */
--grid-bg: #555;
--grid-hover: #666;
/* Dimensions */
--header-height: 40px;
--pane-border-width: 1px;
}
/* ============================================
DARK MODE VARIABLES
============================================ */
@media (prefers-color-scheme: dark) {
:root {
/* Base colors */
--bg-primary: #2f2f2f;
--bg-secondary: #3f3f3f;
--bg-panel: #222222;
--bg-header: #444;
--background-color: #333;
--foreground-color: #888;
--highlight: #4f4f4f;
--shadow: #111;
--shade: #222;
/* Text colors */
--text-primary: #f6f6f6;
--text-secondary: #aaa;
--text-tertiary: #777;
/* Border colors */
--border-light: #555;
--border-medium: #444;
--border-dark: #333;
/* UI backgrounds */
--grid-bg: #0f0f0f;
--grid-hover: #1a1a1a;
}
}
/* ============================================
COMPONENT STYLES (applies to both modes)
============================================ */
/* Pane headers */
.pane-header {
background-color: var(--bg-header);
color: var(--text-primary);
height: var(--header-height);
border-color: var(--border-medium);
}
/* Pane content areas */
.pane-content {
background-color: var(--bg-primary);
border-color: var(--border-light);
}
/* General panel */
.panel {
background-color: var(--bg-panel);
border-color: var(--border-medium);
}
/* Grid backgrounds */
.grid {
background-color: var(--grid-bg);
}
.grid-hover {
background-color: var(--grid-hover);
}
/* Specific pane IDs */
#stage {
background-color: var(--bg-primary);
}
#timeline {
background-color: var(--shade);
}
#toolbar {
background-color: var(--bg-secondary);
}
#infopanel {
background-color: var(--bg-panel);
}
#node-editor {
background-color: #2d2d2d;
border-color: #4d4d4d;
}
/* Timeline specific elements */
.timeline-background {
background-color: var(--shade);
}
.timeline-header {
background-color: var(--shadow);
}
.timeline-spacer {
background-color: var(--shadow);
}
.timeline-scrubber {
background-color: #cc2222;
border-color: #cc2222;
}
.timeline-layer-active {
background-color: var(--highlight);
}
.timeline-layer-inactive {
background-color: var(--background-color);
}
.timeline-row-active {
background-color: var(--grid-bg);
}
.timeline-row-inactive {
background-color: var(--foreground-color);
}
/* Buttons */
.button {
background-color: var(--bg-primary);
color: var(--text-primary);
border-color: var(--border-medium);
}
.button-hover {
border-color: #396cd8;
}
/* Text */
.text-primary {
color: var(--text-primary);
}
.text-secondary {
color: var(--text-secondary);
}

View File

@ -3,6 +3,7 @@ use lightningbeam_core::layout::{LayoutDefinition, LayoutNode};
use lightningbeam_core::pane::PaneType;
use lightningbeam_core::tool::Tool;
use std::collections::HashMap;
use clap::Parser;
mod panes;
use panes::{PaneInstance, PaneRenderer, SharedPaneState};
@ -10,9 +11,46 @@ use panes::{PaneInstance, PaneRenderer, SharedPaneState};
mod menu;
use menu::{MenuAction, MenuSystem};
mod theme;
use theme::{Theme, ThemeMode};
/// Lightningbeam Editor - Animation and video editing software
#[derive(Parser, Debug)]
#[command(name = "Lightningbeam Editor")]
#[command(author, version, about, long_about = None)]
struct Args {
/// Use light theme
#[arg(long, conflicts_with = "dark")]
light: bool,
/// Use dark theme
#[arg(long, conflicts_with = "light")]
dark: bool,
}
fn main() -> eframe::Result {
println!("🚀 Starting Lightningbeam Editor...");
// Parse command line arguments
let args = Args::parse();
// Determine theme mode from arguments
let theme_mode = if args.light {
ThemeMode::Light
} else if args.dark {
ThemeMode::Dark
} else {
ThemeMode::System
};
// Load theme
let mut theme = Theme::load_default().expect("Failed to load theme");
theme.set_mode(theme_mode);
println!("✅ Loaded theme with {} selectors (mode: {:?})", theme.len(), theme_mode);
// Debug: print theme info
theme.debug_print();
// Load layouts from JSON
let layouts = load_layouts();
println!("✅ Loaded {} layouts", layouts.len());
@ -39,7 +77,7 @@ fn main() -> eframe::Result {
eframe::run_native(
"Lightningbeam Editor",
options,
Box::new(move |cc| Ok(Box::new(EditorApp::new(cc, layouts)))),
Box::new(move |cc| Ok(Box::new(EditorApp::new(cc, layouts, theme)))),
)
}
@ -191,15 +229,38 @@ struct EditorApp {
pane_instances: HashMap<NodePath, PaneInstance>, // Pane instances per path
menu_system: Option<MenuSystem>, // Native menu system for event checking
pending_view_action: Option<MenuAction>, // Pending view action (zoom, recenter) to be handled by hovered pane
theme: Theme, // Theme system for colors and dimensions
document: lightningbeam_core::document::Document, // Active document being edited
}
impl EditorApp {
fn new(cc: &eframe::CreationContext, layouts: Vec<LayoutDefinition>) -> Self {
fn new(cc: &eframe::CreationContext, layouts: Vec<LayoutDefinition>, theme: Theme) -> Self {
let current_layout = layouts[0].layout.clone();
// Initialize native menu system
let menu_system = MenuSystem::new().ok();
// Create default document with a simple test scene
let mut document = lightningbeam_core::document::Document::with_size("Untitled Animation", 1920.0, 1080.0)
.with_duration(10.0)
.with_framerate(60.0);
// Add a test layer with a simple shape to visualize
use lightningbeam_core::layer::{AnyLayer, VectorLayer};
use lightningbeam_core::object::Object;
use lightningbeam_core::shape::{Shape, ShapeColor};
use vello::kurbo::{Circle, Shape as KurboShape};
let circle = Circle::new((200.0, 150.0), 50.0);
let path = circle.to_path(0.1);
let shape = Shape::new(path).with_fill(ShapeColor::rgb(100, 150, 250));
let object = Object::new(shape.id);
let mut vector_layer = VectorLayer::new("Layer 1");
vector_layer.add_shape(shape);
vector_layer.add_object(object);
document.root.add_child(AnyLayer::Vector(vector_layer));
Self {
layouts,
current_layout_index: 0,
@ -216,6 +277,8 @@ impl EditorApp {
pane_instances: HashMap::new(), // Initialize empty, panes created on-demand
menu_system,
pending_view_action: None,
theme,
document,
}
}
@ -527,6 +590,8 @@ impl eframe::App for EditorApp {
&mut self.pending_view_action,
&mut fallback_pane_priority,
&mut pending_handlers,
&self.theme,
&mut self.document,
);
// Execute action on the best handler (two-phase dispatch)
@ -603,10 +668,12 @@ fn render_layout_node(
pending_view_action: &mut Option<MenuAction>,
fallback_pane_priority: &mut Option<u32>,
pending_handlers: &mut Vec<panes::ViewActionHandler>,
theme: &Theme,
document: &mut lightningbeam_core::document::Document,
) {
match node {
LayoutNode::Pane { name } => {
render_pane(ui, name, rect, selected_pane, layout_action, split_preview_mode, icon_cache, tool_icon_cache, selected_tool, fill_color, stroke_color, pane_instances, path, pending_view_action, fallback_pane_priority, pending_handlers);
render_pane(ui, name, rect, selected_pane, layout_action, split_preview_mode, icon_cache, tool_icon_cache, selected_tool, fill_color, stroke_color, pane_instances, path, pending_view_action, fallback_pane_priority, pending_handlers, theme, document);
}
LayoutNode::HorizontalGrid { percent, children } => {
// Handle dragging
@ -649,6 +716,8 @@ fn render_layout_node(
pending_view_action,
fallback_pane_priority,
pending_handlers,
theme,
document,
);
let mut right_path = path.clone();
@ -672,6 +741,8 @@ fn render_layout_node(
pending_view_action,
fallback_pane_priority,
pending_handlers,
theme,
document,
);
// Draw divider with interaction
@ -787,6 +858,8 @@ fn render_layout_node(
pending_view_action,
fallback_pane_priority,
pending_handlers,
theme,
document,
);
let mut bottom_path = path.clone();
@ -810,6 +883,8 @@ fn render_layout_node(
pending_view_action,
fallback_pane_priority,
pending_handlers,
theme,
document,
);
// Draw divider with interaction
@ -905,6 +980,8 @@ fn render_pane(
pending_view_action: &mut Option<MenuAction>,
fallback_pane_priority: &mut Option<u32>,
pending_handlers: &mut Vec<panes::ViewActionHandler>,
theme: &Theme,
document: &mut lightningbeam_core::document::Document,
) {
let pane_type = PaneType::from_name(pane_name);
@ -1048,14 +1125,93 @@ fn render_pane(
egui::Color32::from_gray(220),
);
// TODO: Add pane-specific header controls here
// For example, Timeline pane would add playback controls
// Create header controls area (positioned after title)
let title_width = 150.0; // Approximate width for title
let header_controls_rect = egui::Rect::from_min_size(
header_rect.min + egui::vec2(icon_padding * 2.0 + icon_size + 8.0 + title_width, 0.0),
egui::vec2(header_rect.width() - (icon_padding * 2.0 + icon_size + 8.0 + title_width), header_height),
);
// Make pane content clickable
// Render pane-specific header controls (if pane has them)
if let Some(pane_type) = pane_type {
// Get or create pane instance for header rendering
let needs_new_instance = pane_instances
.get(path)
.map(|instance| instance.pane_type() != pane_type)
.unwrap_or(true);
if needs_new_instance {
pane_instances.insert(path.clone(), panes::PaneInstance::new(pane_type));
}
if let Some(pane_instance) = pane_instances.get_mut(path) {
let mut header_ui = ui.new_child(egui::UiBuilder::new().max_rect(header_controls_rect).layout(egui::Layout::left_to_right(egui::Align::Center)));
let mut shared = panes::SharedPaneState {
tool_icon_cache,
icon_cache,
selected_tool,
fill_color,
stroke_color,
pending_view_action,
fallback_pane_priority,
theme,
pending_handlers,
document,
};
pane_instance.render_header(&mut header_ui, &mut shared);
}
}
// Make pane content clickable (use full rect for split preview interaction)
let pane_id = ui.id().with(("pane", path));
let response = ui.interact(content_rect, pane_id, egui::Sense::click());
let response = ui.interact(rect, pane_id, egui::Sense::click());
// Handle split preview mode
// Render pane-specific content using trait-based system
if let Some(pane_type) = pane_type {
// Get or create pane instance for this path
// Check if we need a new instance (either doesn't exist or type changed)
let needs_new_instance = pane_instances
.get(path)
.map(|instance| instance.pane_type() != pane_type)
.unwrap_or(true);
if needs_new_instance {
pane_instances.insert(path.clone(), PaneInstance::new(pane_type));
}
// Get the pane instance and render its content
if let Some(pane_instance) = pane_instances.get_mut(path) {
// Create shared state
let mut shared = SharedPaneState {
tool_icon_cache,
icon_cache,
selected_tool,
fill_color,
stroke_color,
pending_view_action,
fallback_pane_priority,
theme,
pending_handlers,
document,
};
// Render pane content (header was already rendered above)
pane_instance.render_content(ui, content_rect, path, &mut shared);
}
} else {
// Unknown pane type - draw placeholder
let content_text = "Unknown pane type";
let text_pos = content_rect.center();
ui.painter().text(
text_pos,
egui::Align2::CENTER_CENTER,
content_text,
egui::FontId::proportional(16.0),
egui::Color32::from_gray(150),
);
}
// Handle split preview mode (rendered AFTER pane content for proper z-ordering)
if let SplitPreviewMode::Active {
is_horizontal,
hovered_pane,
@ -1126,8 +1282,12 @@ fn render_pane(
);
}
// Create a high-priority interaction for split preview (rendered last = highest priority)
let split_preview_id = ui.id().with(("split_preview", path));
let split_response = ui.interact(rect, split_preview_id, egui::Sense::click());
// If clicked, perform the split
if response.clicked() {
if split_response.clicked() {
if *is_horizontal {
*layout_action = Some(LayoutAction::SplitHorizontal(path.clone(), *split_percent));
} else {
@ -1141,60 +1301,6 @@ fn render_pane(
} else if response.clicked() {
*selected_pane = Some(path.clone());
}
// Render pane-specific content using trait-based system
if let Some(pane_type) = pane_type {
// Get or create pane instance for this path
// Check if we need a new instance (either doesn't exist or type changed)
let needs_new_instance = pane_instances
.get(path)
.map(|instance| instance.pane_type() != pane_type)
.unwrap_or(true);
if needs_new_instance {
pane_instances.insert(path.clone(), PaneInstance::new(pane_type));
}
// Get the pane instance and render it
if let Some(pane_instance) = pane_instances.get_mut(path) {
// Create shared state
let mut shared = SharedPaneState {
tool_icon_cache,
icon_cache,
selected_tool,
fill_color,
stroke_color,
pending_view_action,
fallback_pane_priority,
pending_handlers,
};
// Render pane header (if it has one)
let has_header = pane_instance.render_header(ui, &mut shared);
// Adjust content rect if header was rendered
let final_content_rect = if has_header {
// Header was drawn by the pane, adjust content area
content_rect
} else {
content_rect
};
// Render pane content
pane_instance.render_content(ui, final_content_rect, path, &mut shared);
}
} else {
// Unknown pane type - draw placeholder
let content_text = "Unknown pane type";
let text_pos = content_rect.center();
ui.painter().text(
text_pos,
egui::Align2::CENTER_CENTER,
content_text,
egui::FontId::proportional(16.0),
egui::Color32::from_gray(150),
);
}
}
/// Render toolbar with tool buttons

View File

@ -39,9 +39,12 @@ pub struct SharedPaneState<'a> {
/// Lower number = higher priority. None = no fallback pane seen yet
/// Priority order: Stage(0) > Timeline(1) > PianoRoll(2) > NodeEditor(3)
pub fallback_pane_priority: &'a mut Option<u32>,
pub theme: &'a crate::theme::Theme,
/// Registry of handlers for the current pending action
/// Panes register themselves here during render, execution happens after
pub pending_handlers: &'a mut Vec<ViewActionHandler>,
/// Active document being edited
pub document: &'a mut lightningbeam_core::document::Document,
}
/// Trait for pane rendering

View File

@ -6,24 +6,28 @@ use eframe::egui;
use super::{NodePath, PaneRenderer, SharedPaneState};
use std::sync::{Arc, Mutex};
/// Resources for a single Vello instance
struct VelloResources {
/// Shared Vello resources (created once, reused by all Stage panes)
struct SharedVelloResources {
renderer: Arc<Mutex<vello::Renderer>>,
texture: Option<wgpu::Texture>,
texture_view: Option<wgpu::TextureView>,
// Blit pipeline for rendering texture to screen
blit_pipeline: wgpu::RenderPipeline,
blit_bind_group_layout: wgpu::BindGroupLayout,
sampler: wgpu::Sampler,
}
/// Per-instance Vello resources (created for each Stage pane)
struct InstanceVelloResources {
texture: Option<wgpu::Texture>,
texture_view: Option<wgpu::TextureView>,
blit_bind_group: Option<wgpu::BindGroup>,
}
/// Container for all Vello instances, stored in egui's CallbackResources
pub struct VelloResourcesMap {
instances: std::collections::HashMap<u64, VelloResources>,
shared: Option<Arc<SharedVelloResources>>,
instances: std::collections::HashMap<u64, InstanceVelloResources>,
}
impl VelloResources {
impl SharedVelloResources {
pub fn new(device: &wgpu::Device) -> Result<Self, String> {
let renderer = vello::Renderer::new(
device,
@ -118,20 +122,27 @@ impl VelloResources {
..Default::default()
});
println!("✅ Vello renderer and blit pipeline initialized");
println!("✅ Vello shared resources initialized (renderer and shaders)");
Ok(Self {
renderer: Arc::new(Mutex::new(renderer)),
texture: None,
texture_view: None,
blit_pipeline,
blit_bind_group_layout,
sampler,
blit_bind_group: None,
})
}
}
fn ensure_texture(&mut self, device: &wgpu::Device, width: u32, height: u32) {
impl InstanceVelloResources {
pub fn new() -> Self {
Self {
texture: None,
texture_view: None,
blit_bind_group: None,
}
}
fn ensure_texture(&mut self, device: &wgpu::Device, shared: &SharedVelloResources, width: u32, height: u32) {
// Clamp to GPU limits (most GPUs support up to 8192)
let max_texture_size = 8192;
let width = width.min(max_texture_size);
@ -157,10 +168,10 @@ impl VelloResources {
let texture_view = texture.create_view(&wgpu::TextureViewDescriptor::default());
// Create bind group for blit pipeline
// Create bind group for blit pipeline (using shared layout and sampler)
let bind_group = device.create_bind_group(&wgpu::BindGroupDescriptor {
label: Some("vello_blit_bind_group"),
layout: &self.blit_bind_group_layout,
layout: &shared.blit_bind_group_layout,
entries: &[
wgpu::BindGroupEntry {
binding: 0,
@ -168,7 +179,7 @@ impl VelloResources {
},
wgpu::BindGroupEntry {
binding: 1,
resource: wgpu::BindingResource::Sampler(&self.sampler),
resource: wgpu::BindingResource::Sampler(&shared.sampler),
},
],
});
@ -185,11 +196,12 @@ struct VelloCallback {
pan_offset: egui::Vec2,
zoom: f32,
instance_id: u64,
document: lightningbeam_core::document::Document,
}
impl VelloCallback {
fn new(rect: egui::Rect, pan_offset: egui::Vec2, zoom: f32, instance_id: u64) -> Self {
Self { rect, pan_offset, zoom, instance_id }
fn new(rect: egui::Rect, pan_offset: egui::Vec2, zoom: f32, instance_id: u64, document: lightningbeam_core::document::Document) -> Self {
Self { rect, pan_offset, zoom, instance_id, document }
}
}
@ -205,15 +217,26 @@ impl egui_wgpu::CallbackTrait for VelloCallback {
// Get or create the resources map
if !resources.contains::<VelloResourcesMap>() {
resources.insert(VelloResourcesMap {
shared: None,
instances: std::collections::HashMap::new(),
});
}
let map: &mut VelloResourcesMap = resources.get_mut().unwrap();
// Get or create resources for this specific instance
let vello_resources = map.instances.entry(self.instance_id).or_insert_with(|| {
VelloResources::new(device).expect("Failed to initialize Vello renderer")
// Initialize shared resources if not yet created (only happens once for first Stage pane)
if map.shared.is_none() {
map.shared = Some(Arc::new(
SharedVelloResources::new(device).expect("Failed to initialize shared Vello resources")
));
}
let shared = map.shared.as_ref().unwrap().clone();
// Get or create per-instance resources
let instance_resources = map.instances.entry(self.instance_id).or_insert_with(|| {
println!("✅ Creating instance resources for Stage pane #{}", self.instance_id);
InstanceVelloResources::new()
});
// Ensure texture is the right size
@ -224,46 +247,21 @@ impl egui_wgpu::CallbackTrait for VelloCallback {
return Vec::new();
}
vello_resources.ensure_texture(device, width, height);
instance_resources.ensure_texture(device, &shared, width, height);
// Build Vello scene using the document renderer
let mut scene = vello::Scene::new();
// Create a test document with a simple shape
use lightningbeam_core::document::Document;
use lightningbeam_core::layer::{AnyLayer, VectorLayer};
use lightningbeam_core::object::Object;
use lightningbeam_core::shape::{Shape, ShapeColor};
use vello::kurbo::{Circle, Shape as KurboShape};
let mut doc = Document::new("Test Animation");
// Create a simple circle shape
let circle = Circle::new((200.0, 150.0), 50.0);
let path = circle.to_path(0.1);
let shape = Shape::new(path).with_fill(ShapeColor::rgb(100, 150, 250));
// Create an object for the shape
let object = Object::new(shape.id);
// Create a vector layer
let mut vector_layer = VectorLayer::new("Layer 1");
vector_layer.add_shape(shape);
vector_layer.add_object(object);
// Add to document
doc.root.add_child(AnyLayer::Vector(vector_layer));
// Build camera transform: translate for pan, scale for zoom
use vello::kurbo::Affine;
let camera_transform = Affine::translate((self.pan_offset.x as f64, self.pan_offset.y as f64))
* Affine::scale(self.zoom as f64);
// Render the document to the scene with camera transform
lightningbeam_core::renderer::render_document_with_transform(&doc, &mut scene, camera_transform);
lightningbeam_core::renderer::render_document_with_transform(&self.document, &mut scene, camera_transform);
// Render scene to texture
if let Some(texture_view) = &vello_resources.texture_view {
// Render scene to texture using shared renderer
if let Some(texture_view) = &instance_resources.texture_view {
let render_params = vello::RenderParams {
base_color: vello::peniko::Color::rgb8(45, 45, 48), // Dark background
width,
@ -271,7 +269,7 @@ impl egui_wgpu::CallbackTrait for VelloCallback {
antialiasing_method: vello::AaConfig::Msaa16,
};
if let Ok(mut renderer) = vello_resources.renderer.lock() {
if let Ok(mut renderer) = shared.renderer.lock() {
renderer
.render_to_texture(device, queue, &scene, texture_view, &render_params)
.ok();
@ -293,20 +291,26 @@ impl egui_wgpu::CallbackTrait for VelloCallback {
None => return, // Resources not initialized yet
};
// Get resources for this specific instance
let vello_resources = match map.instances.get(&self.instance_id) {
// Get shared resources
let shared = match &map.shared {
Some(s) => s,
None => return, // Shared resources not initialized yet
};
// Get instance resources
let instance_resources = match map.instances.get(&self.instance_id) {
Some(r) => r,
None => return, // Instance not initialized yet
};
// Check if we have a bind group (texture ready)
let bind_group = match &vello_resources.blit_bind_group {
let bind_group = match &instance_resources.blit_bind_group {
Some(bg) => bg,
None => return, // Texture not ready yet
};
// Render fullscreen quad with our texture
render_pass.set_pipeline(&vello_resources.blit_pipeline);
// Render fullscreen quad with our texture (using shared pipeline)
render_pass.set_pipeline(&shared.blit_pipeline);
render_pass.set_bind_group(0, bind_group, &[]);
render_pass.draw(0..4, 0..1); // Triangle strip: 4 vertices
}
@ -527,7 +531,7 @@ impl PaneRenderer for StagePane {
}
// Use egui's custom painting callback for Vello
let callback = VelloCallback::new(rect, self.pan_offset, self.zoom, self.instance_id);
let callback = VelloCallback::new(rect, self.pan_offset, self.zoom, self.instance_id, shared.document.clone());
let cb = egui_wgpu::Callback::new_paint_callback(
rect,

View File

@ -1,30 +1,554 @@
/// Timeline pane - frame-based animation timeline
/// Timeline pane - Modern GarageBand-style timeline
///
/// This will eventually render keyframes, layers, and playback controls.
/// For now, it's a placeholder.
/// Phase 1 Implementation: Time Ruler & Playhead
/// - Time-based ruler (seconds, not frames)
/// - Playhead for current time
/// - Zoom/pan controls
/// - Basic layer visualization
use eframe::egui;
use super::{NodePath, PaneRenderer, SharedPaneState};
const RULER_HEIGHT: f32 = 30.0;
const LAYER_HEIGHT: f32 = 60.0;
const LAYER_HEADER_WIDTH: f32 = 200.0;
const MIN_PIXELS_PER_SECOND: f32 = 20.0;
const MAX_PIXELS_PER_SECOND: f32 = 500.0;
pub struct TimelinePane {
// TODO: Add state for zoom, scroll, playback, etc.
/// Current playback time in seconds
current_time: f64,
/// Horizontal zoom level (pixels per second)
pixels_per_second: f32,
/// Horizontal scroll offset (in seconds)
viewport_start_time: f64,
/// Vertical scroll offset (in pixels)
viewport_scroll_y: f32,
/// Total duration of the animation
duration: f64,
/// Is the user currently dragging the playhead?
is_scrubbing: bool,
/// Is the user panning the timeline?
is_panning: bool,
last_pan_pos: Option<egui::Pos2>,
/// Is playback currently active?
is_playing: bool,
/// Currently selected/active layer index
active_layer: usize,
}
impl TimelinePane {
pub fn new() -> Self {
Self {}
Self {
current_time: 0.0,
pixels_per_second: 100.0,
viewport_start_time: 0.0,
active_layer: 0,
viewport_scroll_y: 0.0,
duration: 10.0, // Default 10 seconds
is_scrubbing: false,
is_panning: false,
last_pan_pos: None,
is_playing: false,
}
}
/// Execute a view action with the given parameters
/// Called from main.rs after determining this is the best handler
pub fn execute_view_action(&mut self, action: &crate::menu::MenuAction, zoom_center: egui::Vec2) {
use crate::menu::MenuAction;
match action {
MenuAction::ZoomIn => self.zoom_in(zoom_center.x),
MenuAction::ZoomOut => self.zoom_out(zoom_center.x),
MenuAction::ActualSize => self.actual_size(),
MenuAction::RecenterView => self.recenter(),
_ => {} // Not a view action we handle
}
}
/// Zoom in by a fixed increment
pub fn zoom_in(&mut self, center_x: f32) {
self.apply_zoom_at_point(0.2, center_x);
}
/// Zoom out by a fixed increment
pub fn zoom_out(&mut self, center_x: f32) {
self.apply_zoom_at_point(-0.2, center_x);
}
/// Reset zoom to 100 pixels per second
pub fn actual_size(&mut self) {
self.pixels_per_second = 100.0;
}
/// Reset pan to start and zoom to default
pub fn recenter(&mut self) {
self.viewport_start_time = 0.0;
self.viewport_scroll_y = 0.0;
self.pixels_per_second = 100.0;
}
/// Apply zoom while keeping the time under the cursor stationary
fn apply_zoom_at_point(&mut self, zoom_delta: f32, mouse_x: f32) {
let old_zoom = self.pixels_per_second;
// Calculate time position under mouse before zoom
let time_at_mouse = self.x_to_time(mouse_x);
// Apply zoom
let new_zoom = (old_zoom * (1.0 + zoom_delta)).clamp(MIN_PIXELS_PER_SECOND, MAX_PIXELS_PER_SECOND);
self.pixels_per_second = new_zoom;
// Adjust viewport so the same time stays under the mouse
let new_mouse_x = self.time_to_x(time_at_mouse);
let time_delta = (new_mouse_x - mouse_x) / new_zoom;
self.viewport_start_time = (self.viewport_start_time + time_delta as f64).max(0.0);
}
/// Convert time (seconds) to pixel x-coordinate
fn time_to_x(&self, time: f64) -> f32 {
((time - self.viewport_start_time) * self.pixels_per_second as f64) as f32
}
/// Convert pixel x-coordinate to time (seconds)
fn x_to_time(&self, x: f32) -> f64 {
self.viewport_start_time + (x / self.pixels_per_second) as f64
}
/// Calculate appropriate interval for time ruler based on zoom level
fn calculate_ruler_interval(&self) -> f64 {
// Target: 50-100px between major ticks
let target_px = 75.0;
let target_seconds = target_px / self.pixels_per_second;
// Standard intervals: 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 50, 100...
let intervals = [0.1, 0.2, 0.5, 1.0, 2.0, 5.0, 10.0, 20.0, 50.0, 100.0];
// Find the interval closest to our target
intervals.iter()
.min_by_key(|&&interval| ((interval - target_seconds as f64).abs() * 1000.0) as i32)
.copied()
.unwrap_or(1.0)
}
/// Render the time ruler at the top
fn render_ruler(&self, ui: &mut egui::Ui, rect: egui::Rect, theme: &crate::theme::Theme) {
let painter = ui.painter();
// Background
let bg_style = theme.style(".timeline-background", ui.ctx());
let bg_color = bg_style.background_color.unwrap_or(egui::Color32::from_rgb(34, 34, 34));
painter.rect_filled(
rect,
0.0,
bg_color,
);
// Get text color from theme
let text_style = theme.style(".text-primary", ui.ctx());
let text_color = text_style.text_color.unwrap_or(egui::Color32::from_gray(200));
// Calculate interval for tick marks
let interval = self.calculate_ruler_interval();
// Draw tick marks and labels
let start_time = (self.viewport_start_time / interval).floor() * interval;
let end_time = self.x_to_time(rect.width());
let mut time = start_time;
while time <= end_time {
let x = self.time_to_x(time);
if x >= 0.0 && x <= rect.width() {
// Major tick mark
painter.line_segment(
[
rect.min + egui::vec2(x, rect.height() - 10.0),
rect.min + egui::vec2(x, rect.height()),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(100)),
);
// Time label
let label = format!("{:.1}s", time);
painter.text(
rect.min + egui::vec2(x + 2.0, 5.0),
egui::Align2::LEFT_TOP,
label,
egui::FontId::proportional(12.0),
text_color,
);
}
// Minor tick marks (subdivisions)
let minor_interval = interval / 5.0;
for i in 1..5 {
let minor_time = time + minor_interval * i as f64;
let minor_x = self.time_to_x(minor_time);
if minor_x >= 0.0 && minor_x <= rect.width() {
painter.line_segment(
[
rect.min + egui::vec2(minor_x, rect.height() - 5.0),
rect.min + egui::vec2(minor_x, rect.height()),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(60)),
);
}
}
time += interval;
}
}
/// Render the playhead (current time indicator)
fn render_playhead(&self, ui: &mut egui::Ui, rect: egui::Rect, theme: &crate::theme::Theme) {
let x = self.time_to_x(self.current_time);
if x >= 0.0 && x <= rect.width() {
let painter = ui.painter();
let scrubber_style = theme.style(".timeline-scrubber", ui.ctx());
let scrubber_color = scrubber_style.background_color.unwrap_or(egui::Color32::from_rgb(204, 34, 34));
// Red vertical line
painter.line_segment(
[
rect.min + egui::vec2(x, 0.0),
egui::pos2(rect.min.x + x, rect.max.y),
],
egui::Stroke::new(2.0, scrubber_color),
);
// Playhead handle (triangle at top)
let handle_size = 8.0;
let points = vec![
rect.min + egui::vec2(x, 0.0),
rect.min + egui::vec2(x - handle_size / 2.0, handle_size),
rect.min + egui::vec2(x + handle_size / 2.0, handle_size),
];
painter.add(egui::Shape::convex_polygon(
points,
scrubber_color,
egui::Stroke::NONE,
));
}
}
/// Render layer header column (left side with track names and controls)
fn render_layer_headers(&self, ui: &mut egui::Ui, rect: egui::Rect, theme: &crate::theme::Theme) {
let painter = ui.painter();
// Background for header column
let header_style = theme.style(".timeline-header", ui.ctx());
let header_bg = header_style.background_color.unwrap_or(egui::Color32::from_rgb(17, 17, 17));
painter.rect_filled(
rect,
0.0,
header_bg,
);
// Theme colors for active/inactive layers
let active_style = theme.style(".timeline-layer-active", ui.ctx());
let inactive_style = theme.style(".timeline-layer-inactive", ui.ctx());
let active_color = active_style.background_color.unwrap_or(egui::Color32::from_rgb(79, 79, 79));
let inactive_color = inactive_style.background_color.unwrap_or(egui::Color32::from_rgb(51, 51, 51));
// Get text color from theme
let text_style = theme.style(".text-primary", ui.ctx());
let text_color = text_style.text_color.unwrap_or(egui::Color32::from_gray(200));
// Test: Draw 3 layer headers
for i in 0..3 {
let y = rect.min.y + i as f32 * LAYER_HEIGHT - self.viewport_scroll_y;
// Skip if layer is outside visible area
if y + LAYER_HEIGHT < rect.min.y || y > rect.max.y {
continue;
}
let header_rect = egui::Rect::from_min_size(
egui::pos2(rect.min.x, y),
egui::vec2(LAYER_HEADER_WIDTH, LAYER_HEIGHT),
);
// Active vs inactive background colors
let bg_color = if i == self.active_layer {
active_color
} else {
inactive_color
};
painter.rect_filled(header_rect, 0.0, bg_color);
// Layer name
painter.text(
header_rect.min + egui::vec2(10.0, 10.0),
egui::Align2::LEFT_TOP,
format!("Layer {}", i + 1),
egui::FontId::proportional(14.0),
text_color,
);
// Separator line at bottom
painter.line_segment(
[
egui::pos2(header_rect.min.x, header_rect.max.y),
egui::pos2(header_rect.max.x, header_rect.max.y),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(20)),
);
}
// Right border for header column
painter.line_segment(
[
egui::pos2(rect.max.x, rect.min.y),
egui::pos2(rect.max.x, rect.max.y),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(20)),
);
}
/// Render layer rows (timeline content area)
fn render_layers(&self, ui: &mut egui::Ui, rect: egui::Rect, theme: &crate::theme::Theme) {
let painter = ui.painter();
// Theme colors for active/inactive layers
let active_style = theme.style(".timeline-row-active", ui.ctx());
let inactive_style = theme.style(".timeline-row-inactive", ui.ctx());
let active_color = active_style.background_color.unwrap_or(egui::Color32::from_rgb(85, 85, 85));
let inactive_color = inactive_style.background_color.unwrap_or(egui::Color32::from_rgb(136, 136, 136));
// Test: Draw 3 layer rows
for i in 0..3 {
let y = rect.min.y + i as f32 * LAYER_HEIGHT - self.viewport_scroll_y;
// Skip if layer is outside visible area
if y + LAYER_HEIGHT < rect.min.y || y > rect.max.y {
continue;
}
let layer_rect = egui::Rect::from_min_size(
egui::pos2(rect.min.x, y),
egui::vec2(rect.width(), LAYER_HEIGHT),
);
// Active vs inactive background colors
let bg_color = if i == self.active_layer {
active_color
} else {
inactive_color
};
painter.rect_filled(layer_rect, 0.0, bg_color);
// Grid lines matching ruler
let interval = self.calculate_ruler_interval();
let start_time = (self.viewport_start_time / interval).floor() * interval;
let end_time = self.x_to_time(rect.width());
let mut time = start_time;
while time <= end_time {
let x = self.time_to_x(time);
if x >= 0.0 && x <= rect.width() {
painter.line_segment(
[
egui::pos2(rect.min.x + x, y),
egui::pos2(rect.min.x + x, y + LAYER_HEIGHT),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(30)),
);
}
time += interval;
}
// Separator line at bottom
painter.line_segment(
[
egui::pos2(layer_rect.min.x, layer_rect.max.y),
egui::pos2(layer_rect.max.x, layer_rect.max.y),
],
egui::Stroke::new(1.0, egui::Color32::from_gray(20)),
);
}
}
/// Handle mouse input for scrubbing, panning, and zooming
fn handle_input(&mut self, ui: &mut egui::Ui, full_timeline_rect: egui::Rect, ruler_rect: egui::Rect, content_rect: egui::Rect) {
let response = ui.allocate_rect(full_timeline_rect, egui::Sense::click_and_drag());
// Only process input if mouse is over the timeline pane
if !response.hovered() {
self.is_panning = false;
self.last_pan_pos = None;
self.is_scrubbing = false;
return;
}
let alt_held = ui.input(|i| i.modifiers.alt);
let ctrl_held = ui.input(|i| i.modifiers.ctrl || i.modifiers.command);
// Get mouse position relative to content area
let mouse_pos = response.hover_pos().unwrap_or(content_rect.center());
let mouse_x = (mouse_pos.x - content_rect.min.x).max(0.0);
// Calculate max vertical scroll based on number of layers
// TODO: Get actual layer count from document - for now using test count of 3
const TEST_LAYER_COUNT: usize = 3;
let total_content_height = TEST_LAYER_COUNT as f32 * LAYER_HEIGHT;
let visible_height = content_rect.height();
let max_scroll_y = (total_content_height - visible_height).max(0.0);
// Scrubbing (clicking/dragging on ruler, but only when not panning)
if ruler_rect.contains(ui.input(|i| i.pointer.hover_pos().unwrap_or_default())) && !alt_held {
if response.clicked() || (response.dragged() && !self.is_panning) {
if let Some(pos) = response.interact_pointer_pos() {
let x = (pos.x - content_rect.min.x).max(0.0);
self.current_time = self.x_to_time(x).max(0.0).min(self.duration);
self.is_scrubbing = true;
}
} else if !response.dragged() {
self.is_scrubbing = false;
}
} else {
if !response.dragged() {
self.is_scrubbing = false;
}
}
// Distinguish between mouse wheel (discrete) and trackpad (smooth)
let mut handled = false;
ui.input(|i| {
for event in &i.raw.events {
if let egui::Event::MouseWheel { unit, delta, modifiers, .. } = event {
match unit {
egui::MouseWheelUnit::Line | egui::MouseWheelUnit::Page => {
// Real mouse wheel (discrete clicks) -> always zoom horizontally
let zoom_delta = if ctrl_held || modifiers.ctrl {
delta.y * 0.01 // Ctrl+wheel: faster zoom
} else {
delta.y * 0.005 // Normal zoom
};
self.apply_zoom_at_point(zoom_delta, mouse_x);
handled = true;
}
egui::MouseWheelUnit::Point => {
// Trackpad (smooth scrolling)
if ctrl_held || modifiers.ctrl {
// Ctrl held: zoom
let zoom_delta = delta.y * 0.005;
self.apply_zoom_at_point(zoom_delta, mouse_x);
handled = true;
}
// Otherwise let scroll_delta handle panning (below)
}
}
}
}
});
// Handle scroll_delta for trackpad panning (when Ctrl not held)
if !handled {
let scroll_delta = ui.input(|i| i.smooth_scroll_delta);
if scroll_delta.x.abs() > 0.0 || scroll_delta.y.abs() > 0.0 {
// Horizontal scroll: pan timeline (inverted: positive delta scrolls left/earlier in time)
let delta_time = scroll_delta.x / self.pixels_per_second;
self.viewport_start_time = (self.viewport_start_time - delta_time as f64).max(0.0);
// Vertical scroll: scroll layers vertically (clamped to content bounds)
self.viewport_scroll_y = (self.viewport_scroll_y - scroll_delta.y).clamp(0.0, max_scroll_y);
}
}
// Handle panning with Alt+Drag (timeline scrolls left/right, layers scroll up/down)
if alt_held && response.dragged() && !self.is_scrubbing {
if let Some(last_pos) = self.last_pan_pos {
if let Some(current_pos) = response.interact_pointer_pos() {
let delta = current_pos - last_pos;
// Horizontal pan: timeline
let delta_time = delta.x / self.pixels_per_second;
self.viewport_start_time = (self.viewport_start_time - delta_time as f64).max(0.0);
// Vertical pan: layers (clamped to content bounds)
self.viewport_scroll_y = (self.viewport_scroll_y - delta.y).clamp(0.0, max_scroll_y);
}
}
self.last_pan_pos = response.interact_pointer_pos();
self.is_panning = true;
} else {
if !response.dragged() {
self.is_panning = false;
self.last_pan_pos = None;
}
}
}
}
impl PaneRenderer for TimelinePane {
fn render_header(&mut self, ui: &mut egui::Ui, _shared: &mut SharedPaneState) -> bool {
// TODO: Add playback controls (play/pause, frame counter, zoom)
fn render_header(&mut self, ui: &mut egui::Ui, shared: &mut SharedPaneState) -> bool {
ui.spacing_mut().item_spacing.x = 2.0; // Small spacing between button groups
// Main playback controls group
ui.group(|ui| {
ui.horizontal(|ui| {
ui.label("");
ui.label("Frame: 0");
ui.label("FPS: 24");
ui.spacing_mut().item_spacing.x = 0.0; // No spacing between buttons
let button_size = egui::vec2(32.0, 28.0); // Larger buttons
// Go to start
if ui.add_sized(button_size, egui::Button::new("|◀")).clicked() {
self.current_time = 0.0;
}
// Rewind (step backward)
if ui.add_sized(button_size, egui::Button::new("◀◀")).clicked() {
self.current_time = (self.current_time - 0.1).max(0.0);
}
// Play/Pause toggle
let play_pause_text = if self.is_playing { "" } else { "" };
if ui.add_sized(button_size, egui::Button::new(play_pause_text)).clicked() {
self.is_playing = !self.is_playing;
// TODO: Actually start/stop playback
}
// Fast forward (step forward)
if ui.add_sized(button_size, egui::Button::new("▶▶")).clicked() {
self.current_time = (self.current_time + 0.1).min(self.duration);
}
// Go to end
if ui.add_sized(button_size, egui::Button::new("▶|")).clicked() {
self.current_time = self.duration;
}
});
true // Header was rendered
});
ui.separator();
// Get text color from theme
let text_style = shared.theme.style(".text-primary", ui.ctx());
let text_color = text_style.text_color.unwrap_or(egui::Color32::from_gray(200));
// Time display
ui.colored_label(text_color, format!("Time: {:.2}s / {:.2}s", self.current_time, self.duration));
ui.separator();
// Zoom display
ui.colored_label(text_color, format!("Zoom: {:.0}px/s", self.pixels_per_second));
true
}
fn render_content(
@ -32,23 +556,128 @@ impl PaneRenderer for TimelinePane {
ui: &mut egui::Ui,
rect: egui::Rect,
_path: &NodePath,
_shared: &mut SharedPaneState,
shared: &mut SharedPaneState,
) {
// Placeholder rendering
ui.painter().rect_filled(
rect,
0.0,
egui::Color32::from_rgb(40, 30, 50),
// Split into layer header column (left) and timeline content (right)
let header_column_rect = egui::Rect::from_min_size(
rect.min,
egui::vec2(LAYER_HEADER_WIDTH, rect.height()),
);
let text = "Timeline Pane\n(TODO: Implement frame scrubbing)";
ui.painter().text(
rect.center(),
egui::Align2::CENTER_CENTER,
text,
egui::FontId::proportional(16.0),
egui::Color32::from_gray(150),
let timeline_rect = egui::Rect::from_min_size(
rect.min + egui::vec2(LAYER_HEADER_WIDTH, 0.0),
egui::vec2(rect.width() - LAYER_HEADER_WIDTH, rect.height()),
);
// Split timeline into ruler and content areas
let ruler_rect = egui::Rect::from_min_size(
timeline_rect.min,
egui::vec2(timeline_rect.width(), RULER_HEIGHT),
);
let content_rect = egui::Rect::from_min_size(
timeline_rect.min + egui::vec2(0.0, RULER_HEIGHT),
egui::vec2(timeline_rect.width(), timeline_rect.height() - RULER_HEIGHT),
);
// Split header column into ruler area (top) and layer headers (bottom)
let header_ruler_spacer = egui::Rect::from_min_size(
header_column_rect.min,
egui::vec2(LAYER_HEADER_WIDTH, RULER_HEIGHT),
);
let layer_headers_rect = egui::Rect::from_min_size(
header_column_rect.min + egui::vec2(0.0, RULER_HEIGHT),
egui::vec2(LAYER_HEADER_WIDTH, header_column_rect.height() - RULER_HEIGHT),
);
// Save original clip rect to restore at the end
let original_clip_rect = ui.clip_rect();
// Render spacer above layer headers (same height as ruler)
let spacer_style = shared.theme.style(".timeline-spacer", ui.ctx());
let spacer_bg = spacer_style.background_color.unwrap_or(egui::Color32::from_rgb(17, 17, 17));
ui.painter().rect_filled(
header_ruler_spacer,
0.0,
spacer_bg,
);
// Render layer header column with clipping
ui.set_clip_rect(layer_headers_rect.intersect(original_clip_rect));
self.render_layer_headers(ui, layer_headers_rect, shared.theme);
// Render time ruler (clip to ruler rect)
ui.set_clip_rect(ruler_rect.intersect(original_clip_rect));
self.render_ruler(ui, ruler_rect, shared.theme);
// Render layer rows with clipping
ui.set_clip_rect(content_rect.intersect(original_clip_rect));
self.render_layers(ui, content_rect, shared.theme);
// Render playhead on top (clip to timeline area)
ui.set_clip_rect(timeline_rect.intersect(original_clip_rect));
self.render_playhead(ui, timeline_rect, shared.theme);
// Restore original clip rect
ui.set_clip_rect(original_clip_rect);
// Handle input (use full rect including header column)
self.handle_input(ui, rect, ruler_rect, content_rect);
// Register handler for pending view actions (two-phase dispatch)
// Priority: Mouse-over (0-99) > Fallback Timeline(1001)
const TIMELINE_MOUSE_OVER_PRIORITY: u32 = 0;
const TIMELINE_FALLBACK_PRIORITY: u32 = 1001;
let mouse_over = ui.rect_contains_pointer(rect);
// Determine our priority for this action
let our_priority = if mouse_over {
TIMELINE_MOUSE_OVER_PRIORITY // High priority - mouse is over this pane
} else {
TIMELINE_FALLBACK_PRIORITY // Low priority - just a fallback option
};
// Check if we should register as a handler (better priority than current best)
let should_register = shared.pending_view_action.is_some() &&
shared.fallback_pane_priority.map_or(true, |p| our_priority < p);
if should_register {
// Update fallback priority tracker
*shared.fallback_pane_priority = Some(our_priority);
// Register as a handler (don't execute yet - that happens after all panes render)
if let Some(action) = &shared.pending_view_action {
use crate::menu::MenuAction;
// Determine zoom center point (use x-position only for timeline horizontal zoom)
let center = if mouse_over {
// Use mouse position for zoom-to-cursor
let mouse_pos = ui.input(|i| i.pointer.hover_pos()).unwrap_or(rect.center());
mouse_pos - rect.min
} else {
// Use center of viewport for fallback
rect.size() / 2.0
};
// Only register for actions we can handle
match action {
MenuAction::ZoomIn | MenuAction::ZoomOut |
MenuAction::ActualSize | MenuAction::RecenterView => {
shared.pending_handlers.push(super::ViewActionHandler {
priority: our_priority,
pane_path: _path.clone(),
zoom_center: center,
});
}
_ => {
// Not a view action we handle - reset priority so others can try
*shared.fallback_pane_priority = None;
}
}
}
}
}
fn name(&self) -> &str {

View File

@ -0,0 +1,405 @@
/// Theme system for Lightningbeam Editor
///
/// Parses CSS rules from assets/styles.css at runtime
/// and provides type-safe access to styles via selectors.
use eframe::egui;
use lightningcss::stylesheet::{ParserOptions, PrinterOptions, StyleSheet};
use lightningcss::traits::ToCss;
use std::collections::HashMap;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum ThemeMode {
Light,
Dark,
System, // Follow system preference
}
/// Style properties that can be applied to UI elements
#[derive(Debug, Clone, Default)]
pub struct Style {
pub background_color: Option<egui::Color32>,
pub border_color: Option<egui::Color32>,
pub text_color: Option<egui::Color32>,
pub width: Option<f32>,
pub height: Option<f32>,
// Add more properties as needed
}
impl Style {
/// Merge another style into this one (other's properties override if present)
pub fn merge(&mut self, other: &Style) {
if other.background_color.is_some() {
self.background_color = other.background_color;
}
if other.border_color.is_some() {
self.border_color = other.border_color;
}
if other.text_color.is_some() {
self.text_color = other.text_color;
}
if other.width.is_some() {
self.width = other.width;
}
if other.height.is_some() {
self.height = other.height;
}
}
}
#[derive(Debug, Clone)]
pub struct Theme {
light_variables: HashMap<String, String>,
dark_variables: HashMap<String, String>,
light_styles: HashMap<String, Style>,
dark_styles: HashMap<String, Style>,
current_mode: ThemeMode,
}
impl Theme {
/// Load theme from CSS file
pub fn from_css(css: &str) -> Result<Self, String> {
let stylesheet = StyleSheet::parse(
css,
ParserOptions::default(),
).map_err(|e| format!("Failed to parse CSS: {:?}", e))?;
let mut light_variables = HashMap::new();
let mut dark_variables = HashMap::new();
let mut light_styles = HashMap::new();
let mut dark_styles = HashMap::new();
// First pass: Extract CSS custom properties from :root
for rule in &stylesheet.rules.0 {
match rule {
lightningcss::rules::CssRule::Style(style_rule) => {
let selectors = style_rule.selectors.0.iter()
.filter_map(|s| s.to_css_string(PrinterOptions::default()).ok())
.collect::<Vec<_>>();
// Check if this is :root
if selectors.iter().any(|s| s.contains(":root")) {
extract_css_variables(&style_rule.declarations, &mut light_variables)?;
}
}
lightningcss::rules::CssRule::Media(media_rule) => {
let media_str = media_rule.query.to_css_string(PrinterOptions::default())
.unwrap_or_default();
if media_str.contains("prefers-color-scheme") && media_str.contains("dark") {
for inner_rule in &media_rule.rules.0 {
if let lightningcss::rules::CssRule::Style(style_rule) = inner_rule {
let selectors = style_rule.selectors.0.iter()
.filter_map(|s| s.to_css_string(PrinterOptions::default()).ok())
.collect::<Vec<_>>();
if selectors.iter().any(|s| s.contains(":root")) {
extract_css_variables(&style_rule.declarations, &mut dark_variables)?;
}
}
}
}
}
_ => {}
}
}
// Second pass: Parse style rules and resolve var() references
// We need to parse selectors TWICE - once with light variables, once with dark variables
for rule in &stylesheet.rules.0 {
match rule {
lightningcss::rules::CssRule::Style(style_rule) => {
let selectors = style_rule.selectors.0.iter()
.filter_map(|s| s.to_css_string(PrinterOptions::default()).ok())
.collect::<Vec<_>>();
for selector in selectors {
let selector = selector.trim();
// Only process class and ID selectors
if selector.starts_with('.') || selector.starts_with('#') {
// Parse with light variables
let light_style = parse_style_properties(&style_rule.declarations, &light_variables)?;
light_styles.insert(selector.to_string(), light_style);
// Also parse with dark variables (merge dark over light)
let mut dark_vars = light_variables.clone();
dark_vars.extend(dark_variables.clone());
let dark_style = parse_style_properties(&style_rule.declarations, &dark_vars)?;
dark_styles.insert(selector.to_string(), dark_style);
}
}
}
lightningcss::rules::CssRule::Media(media_rule) => {
let media_str = media_rule.query.to_css_string(PrinterOptions::default())
.unwrap_or_default();
eprintln!("🔍 Found media query: {}", media_str);
eprintln!(" Contains {} rules", media_rule.rules.0.len());
if media_str.contains("prefers-color-scheme") && media_str.contains("dark") {
eprintln!(" ✓ This is a dark mode media query!");
for (i, inner_rule) in media_rule.rules.0.iter().enumerate() {
eprintln!(" Rule {}: {:?}", i, std::mem::discriminant(inner_rule));
if let lightningcss::rules::CssRule::Style(style_rule) = inner_rule {
let selectors = style_rule.selectors.0.iter()
.filter_map(|s| s.to_css_string(PrinterOptions::default()).ok())
.collect::<Vec<_>>();
eprintln!(" Found selectors: {:?}", selectors);
for selector in selectors {
let selector = selector.trim();
if selector.starts_with('.') || selector.starts_with('#') {
// Merge dark and light variables (dark overrides light)
let mut vars = light_variables.clone();
vars.extend(dark_variables.clone());
let style = parse_style_properties(&style_rule.declarations, &vars)?;
dark_styles.insert(selector.to_string(), style);
eprintln!(" Added dark style for: {}", selector);
}
}
}
}
}
}
_ => {}
}
}
Ok(Self {
light_variables,
dark_variables,
light_styles,
dark_styles,
current_mode: ThemeMode::System,
})
}
/// Load theme from embedded CSS file
pub fn load_default() -> Result<Self, String> {
let css = include_str!("../assets/styles.css");
Self::from_css(css)
}
/// Set the current theme mode
pub fn set_mode(&mut self, mode: ThemeMode) {
self.current_mode = mode;
}
/// Get the current theme mode
pub fn mode(&self) -> ThemeMode {
self.current_mode
}
/// Get style for a selector (e.g., ".panel" or "#timeline-header")
pub fn style(&self, selector: &str, ctx: &egui::Context) -> Style {
let is_dark = match self.current_mode {
ThemeMode::Light => false,
ThemeMode::Dark => true,
ThemeMode::System => ctx.style().visuals.dark_mode,
};
if is_dark {
// Try dark style first, fall back to light style
self.dark_styles.get(selector).cloned()
.or_else(|| self.light_styles.get(selector).cloned())
.unwrap_or_default()
} else {
self.light_styles.get(selector).cloned().unwrap_or_default()
}
}
/// Get a CSS variable value and parse as color (backward compatibility helper)
/// This allows old code using theme.color("variable-name") to work
pub fn color(&self, var_name: &str) -> Option<egui::Color32> {
// Try light variables first, then dark variables
let value = self.light_variables.get(var_name)
.or_else(|| self.dark_variables.get(var_name))?;
parse_hex_color(value)
}
/// Get the number of loaded selectors
pub fn len(&self) -> usize {
self.light_styles.len()
}
/// Check if theme has no styles
pub fn is_empty(&self) -> bool {
self.light_styles.is_empty()
}
/// Debug: print loaded theme info
pub fn debug_print(&self) {
println!("📊 Theme Debug Info:");
println!(" Light variables: {}", self.light_variables.len());
for (k, v) in self.light_variables.iter().take(5) {
println!(" --{}: {}", k, v);
}
println!(" Dark variables: {}", self.dark_variables.len());
for (k, v) in self.dark_variables.iter().take(5) {
println!(" --{}: {}", k, v);
}
println!(" Light styles: {}", self.light_styles.len());
for k in self.light_styles.keys().take(5) {
println!(" {}", k);
}
println!(" Dark styles: {}", self.dark_styles.len());
for k in self.dark_styles.keys().take(5) {
println!(" {}", k);
}
}
}
/// Extract CSS custom properties (--variables) from declarations
fn extract_css_variables(
declarations: &lightningcss::declaration::DeclarationBlock,
variables: &mut HashMap<String, String>,
) -> Result<(), String> {
for property in &declarations.declarations {
if let lightningcss::properties::Property::Custom(_) = property {
let property_css = property.to_css_string(false, PrinterOptions::default())
.map_err(|e| format!("Failed to serialize property: {:?}", e))?;
if let Some((name, value)) = property_css.split_once(':') {
let name = name.trim().strip_prefix("--").unwrap_or(name.trim()).to_string();
let value = value.trim().to_string();
variables.insert(name, value);
}
}
}
Ok(())
}
/// Parse style properties from CSS declarations into a Style struct, resolving var() references
fn parse_style_properties(
declarations: &lightningcss::declaration::DeclarationBlock,
variables: &HashMap<String, String>,
) -> Result<Style, String> {
let mut style = Style::default();
for property in &declarations.declarations {
// Convert property to CSS string and parse
let prop_str = property.to_css_string(false, PrinterOptions::default())
.map_err(|e| format!("Failed to serialize property: {:?}", e))?;
// Parse property name and value
if let Some((name, value)) = prop_str.split_once(':') {
let name = name.trim();
let value = value.trim().trim_end_matches(';');
match name {
"background-color" => {
style.background_color = parse_color_value(value, variables);
}
"border-color" | "border-top-color" => {
style.border_color = parse_color_value(value, variables);
}
"color" => {
style.text_color = parse_color_value(value, variables);
}
"width" => {
style.width = parse_dimension_value(value, variables);
}
"height" => {
style.height = parse_dimension_value(value, variables);
}
_ => {}
}
}
}
Ok(style)
}
/// Parse a CSS color value (hex or var())
fn parse_color_value(value: &str, variables: &HashMap<String, String>) -> Option<egui::Color32> {
let value = value.trim();
// Check if it's a var() reference
if let Some(var_name) = parse_var_reference(value) {
let resolved = variables.get(&var_name)?;
return parse_hex_color(resolved);
}
// Try to parse as direct hex color
parse_hex_color(value)
}
/// Parse a CSS dimension value (px or var())
fn parse_dimension_value(value: &str, variables: &HashMap<String, String>) -> Option<f32> {
let value = value.trim();
// Check if it's a var() reference
if let Some(var_name) = parse_var_reference(value) {
let resolved = variables.get(&var_name)?;
return parse_dimension_string(resolved);
}
// Try to parse as direct dimension
parse_dimension_string(value)
}
/// Parse a var() reference to get the variable name
fn parse_var_reference(value: &str) -> Option<String> {
let trimmed = value.trim();
if trimmed.starts_with("var(") && trimmed.ends_with(')') {
let inner = trimmed.strip_prefix("var(")?.strip_suffix(')')?;
let var_name = inner.trim().strip_prefix("--")?;
Some(var_name.to_string())
} else {
None
}
}
/// Parse hex color string to egui::Color32
fn parse_hex_color(value: &str) -> Option<egui::Color32> {
let value = value.trim();
if !value.starts_with('#') {
return None;
}
let hex = value.trim_start_matches('#');
match hex.len() {
3 => {
let r = u8::from_str_radix(&hex[0..1].repeat(2), 16).ok()?;
let g = u8::from_str_radix(&hex[1..2].repeat(2), 16).ok()?;
let b = u8::from_str_radix(&hex[2..3].repeat(2), 16).ok()?;
Some(egui::Color32::from_rgb(r, g, b))
}
6 => {
let r = u8::from_str_radix(&hex[0..2], 16).ok()?;
let g = u8::from_str_radix(&hex[2..4], 16).ok()?;
let b = u8::from_str_radix(&hex[4..6], 16).ok()?;
Some(egui::Color32::from_rgb(r, g, b))
}
8 => {
let r = u8::from_str_radix(&hex[0..2], 16).ok()?;
let g = u8::from_str_radix(&hex[2..4], 16).ok()?;
let b = u8::from_str_radix(&hex[4..6], 16).ok()?;
let a = u8::from_str_radix(&hex[6..8], 16).ok()?;
Some(egui::Color32::from_rgba_unmultiplied(r, g, b, a))
}
_ => None,
}
}
/// Parse dimension string (e.g., "50px" or "25")
fn parse_dimension_string(value: &str) -> Option<f32> {
let value = value.trim();
if let Some(stripped) = value.strip_suffix("px") {
stripped.trim().parse::<f32>().ok()
} else {
value.parse::<f32>().ok()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_load_default_theme() {
let theme = Theme::load_default().expect("Failed to load default theme");
assert!(!theme.is_empty(), "Theme should have styles loaded");
}
}