warren/momentry_playground
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feat(player): add drag-to-seek on progress bar

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accusys
2026-03-19 01:55:44 +08:00
parent 722af4fe87
commit a7d41b3c17
1 changed files with 33 additions and 0 deletions
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33
src/main.rs
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@@ -65,6 +65,7 @@ fn run(config: &Config) -> Result<()> {
let mut yolo: Option<YoloLoader> = None;
let mut chunks: Option<ChunkLoader> = None;
let mut is_fullscreen = false;
let mut is_dragging = false;
if let Some(ref video_path) = config.video {
info!("Loading video: {:?}", video_path);
@@ -281,6 +282,8 @@ fn run(config: &Config) -> Result<()> {
let bar_x_start = 10i32;
let bar_width = config.width as i32 - 20;
if x >= bar_x_start && x <= bar_x_start + bar_width {
is_dragging = true;
player_state.playback = PlaybackState::Paused;
let ratio = (x - bar_x_start) as f64 / bar_width as f64;
let target_frame = (player_state.total_frames as f64 * ratio) as u64;
if let Some(ref mut dec) = decoder {
@@ -299,6 +302,36 @@ fn run(config: &Config) -> Result<()> {
}
}
}
sdl2::event::Event::MouseButtonUp { .. } => {
if is_dragging {
is_dragging = false;
info!("Drag seek ended");
}
}
sdl2::event::Event::MouseMotion { x, y, .. } => {
if is_dragging {
let progress_y = config.height as i32 - progress_height + 5;
let bar_height = 20i32;
if y >= progress_y - 30
&& y <= progress_y + bar_height + 30
&& player_state.total_frames > 0
{
let bar_x_start = 10i32;
let bar_width = config.width as i32 - 20;
let clamped_x = x.clamp(bar_x_start, bar_x_start + bar_width);
let ratio = (clamped_x - bar_x_start) as f64 / bar_width as f64;
let target_frame = (player_state.total_frames as f64 * ratio) as u64;
if let Some(ref mut dec) = decoder {
let time_ms =
((target_frame as f64 / player_state.fps) * 1000.0) as u64;
if dec.seek(time_ms).is_ok() {
player_state.current_frame = target_frame;
player_state.current_time_ms = time_ms;
}
}
}
}
}
_ => {}
}
}