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@ -5,8 +5,6 @@ use eframe;
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use eframe::egui;
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use std::boxed::Box;
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use std::collections::VecDeque;
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use std::marker::PhantomData;
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use symphonia::core::io::{MediaSource, MediaSourceStream};
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struct PipeDash {
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msg_queue: VecDeque<Message>,
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@ -29,10 +27,14 @@ enum Message {
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}
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struct Editor {
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state: EditorState,
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data: GdlData,
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}
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struct EditorState {
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scroll_pos: f32,
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pts_per_second: f32,
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pts_per_second: f32, // zoom level
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subdivisions: f32,
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data: GdlData,
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}
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struct GdlData {
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@ -46,20 +48,30 @@ struct GdlData {
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struct Song {
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name: String,
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id: u32,
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stream: MediaSourceStream,
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}
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struct Orange;
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struct Yellow;
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struct Green;
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struct BeatRateWidget<'a>(&'a mut Editor);
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struct TimeSignatureWidget<'a>(&'a mut Editor);
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struct LinesWidget<'a, C: WithColor>(&'a mut Editor, PhantomData<C>);
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struct WaveformWidget<'a>(&'a mut Editor);
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struct BeatRateWidget<'a> {
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state: &'a mut EditorState,
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beat_rate: &'a mut music::BeatRate,
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}
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struct TimeSignatureWidget<'a> {
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state: &'a mut EditorState,
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time_signatures: &'a mut music::TimeSignature,
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}
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struct LinesWidget<'a> {
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state: &'a mut EditorState,
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lines: &'a mut music::Lines,
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color: Color,
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}
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struct WaveformWidget<'a> {
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state: &'a mut EditorState,
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song: &'a Song,
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}
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trait WithColor {
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const COLOR: Color;
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fn allocate_editor_space(ui: &mut egui::Ui) -> (egui::Rect, egui::Response) {
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let max_rect = ui.max_rect();
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let preferred_size = egui::Vec2::new(max_rect.size().x, 60.0);
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ui.allocate_exact_size(preferred_size, egui::Sense::click_and_drag())
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}
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impl From<Color> for eframe::epaint::Color32 {
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@ -72,43 +84,46 @@ impl From<Color> for eframe::epaint::Color32 {
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}
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}
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impl WithColor for Orange {
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const COLOR: Color = Color::Orange;
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}
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impl WithColor for Yellow {
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const COLOR: Color = Color::Yellow;
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}
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impl WithColor for Green {
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const COLOR: Color = Color::Green;
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}
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impl Editor {
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pub fn beat_rate_widget(&mut self) -> BeatRateWidget {
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BeatRateWidget(self)
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BeatRateWidget {
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state: &mut self.state,
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beat_rate: &mut self.data.beat_rate,
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}
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}
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pub fn time_signature_widget(&mut self) -> TimeSignatureWidget {
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TimeSignatureWidget(self)
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TimeSignatureWidget {
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state: &mut self.state,
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time_signatures: &mut self.data.time_signatures,
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}
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}
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pub fn lines_widget<C: WithColor>(&mut self) -> LinesWidget<C> {
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LinesWidget(self, Default::default())
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pub fn lines_widget(&mut self, col: Color) -> LinesWidget {
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LinesWidget {
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state: &mut self.state,
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lines: match col {
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Color::Green => &mut self.data.green_lines,
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Color::Yellow => &mut self.data.yellow_lines,
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Color::Orange => &mut self.data.orange_lines,
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},
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color: col,
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}
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}
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pub fn waveform_widget(&mut self) -> WaveformWidget {
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WaveformWidget(self)
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pub fn waveform_widget<'a>(&'a mut self, song: &'a Song) -> WaveformWidget {
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WaveformWidget {
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state: &mut self.state,
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song,
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}
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}
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}
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impl<'a> egui::Widget for BeatRateWidget<'a> {
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fn ui(self, ui: &mut egui::Ui) -> egui::Response {
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// 1. choose size
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let max_rect = ui.max_rect();
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let preferred_size = egui::Vec2::new(max_rect.size().x, 60.0);
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// 2. allocate space
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let (rect, res) = ui.allocate_exact_size(preferred_size, egui::Sense::click_and_drag());
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// 3. handle interactions
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// 4. draw widget
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let (rect, res) = allocate_editor_space(ui);
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// handle interactions
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// draw widget
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if ui.is_rect_visible(rect) {
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ui.painter()
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.rect_filled(rect, 0f32, eframe::epaint::Color32::from_gray(0));
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@ -134,7 +149,7 @@ impl<'a> egui::Widget for TimeSignatureWidget<'a> {
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}
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}
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impl<'a, C: WithColor> egui::Widget for LinesWidget<'a, C> {
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impl<'a> egui::Widget for LinesWidget<'a> {
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fn ui(self, ui: &mut egui::Ui) -> egui::Response {
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// 1. choose size
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let max_rect = ui.max_rect();
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@ -176,9 +191,11 @@ impl PipeDash {
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level_list: gd::OuterLevel::load_all(),
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loaded_song: None,
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editor: Editor {
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scroll_pos: 0f32,
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pts_per_second: 5f32,
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subdivisions: 4.0,
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state: EditorState {
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scroll_pos: 0f32,
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pts_per_second: 5f32,
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subdivisions: 4.0,
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},
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data: GdlData {
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beat_rate: music::StaticBeatRate::from_bpm(120f32).into(),
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time_signatures: music::StaticTimeSignature::new(4, 4).into(),
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@ -233,12 +250,14 @@ impl PipeDash {
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.size(20.0),
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);
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ui.add(self.editor.time_signature_widget());
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ui.add(self.editor.beat_rate_widget());
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ui.add(self.editor.lines_widget::<Green>());
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ui.add(self.editor.lines_widget::<Yellow>());
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ui.add(self.editor.lines_widget::<Orange>());
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ui.add(self.editor.waveform_widget());
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if let Some(song) = &self.loaded_song {
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ui.add(self.editor.time_signature_widget());
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ui.add(self.editor.beat_rate_widget());
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ui.add(self.editor.lines_widget(Color::Green));
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ui.add(self.editor.lines_widget(Color::Orange));
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ui.add(self.editor.lines_widget(Color::Yellow));
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ui.add(self.editor.waveform_widget(&song));
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}
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});
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});
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}
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aprzn
2 years ago