Set up command line options

cyber-slides/src/main.rs

@@ -6,6 +6,7 @@ use std::{
     ops::Index,
     path::Path,
     rc::Rc,
+    sync::{Arc, RwLock},
     time::{Duration, Instant},
 };
 
@@ -99,7 +100,7 @@ impl Animation for Fade {
         let frames = (now - self.start_time).as_secs_f64() * FPS as f64;
         let alpha = alpha_rate * frames as f64;
 
-        let text_display = Text::new(self.text.clone(), context, 32., width);
+        let text_display = Text::new(self.text.clone(), context, 64., width);
         let _ = context.move_to(0., text_display.extents().height());
         let _ = context.set_source_rgba(PURPLE.0, PURPLE.1, PURPLE.2, alpha);
         text_display.draw();
@@ -300,34 +301,28 @@ impl CyberScreen {
 
                 if let Some(animation) = animations.get(&Position::Top) {
                     let y = height as f64 * 1. / 5.;
-                    let surface = context.target().create_for_rectangle(Rectangle::new(
+                    let surface = context
-                        20.,
+                        .target()
-                        y,
+                        .create_for_rectangle(Rectangle::new(20., y, max_width, region_height))
-                        max_width,
+                        .unwrap();
-                        region_height,
-                    )).unwrap();
                     let ctx = Context::new(&surface).unwrap();
                     animation.tick(now, &ctx, max_width);
                 }
                 if let Some(animation) = animations.get(&Position::Middle) {
                     let y = height as f64 * 2. / 5.;
-                    let surface = context.target().create_for_rectangle(Rectangle::new(
+                    let surface = context
-                        20.,
+                        .target()
-                        y,
+                        .create_for_rectangle(Rectangle::new(20., y, max_width, region_height))
-                        max_width,
+                        .unwrap();
-                        region_height,
-                    )).unwrap();
                     let ctx = Context::new(&surface).unwrap();
                     animation.tick(now, &ctx, max_width);
                 }
                 if let Some(animation) = animations.get(&Position::Bottom) {
                     let y = height as f64 * 3. / 5.;
-                    let surface = context.target().create_for_rectangle(Rectangle::new(
+                    let surface = context
-                        20.,
+                        .target()
-                        y,
+                        .create_for_rectangle(Rectangle::new(20., y, max_width, region_height))
-                        max_width,
+                        .unwrap();
-                        region_height,
-                    )).unwrap();
                     let ctx = Context::new(&surface).unwrap();
                     animation.tick(now, &ctx, max_width);
                 }
@@ -338,32 +333,41 @@ impl CyberScreen {
     }
 
     fn next_page(&self) {
-        println!("next page");
         self.imp().next_page();
         self.queue_draw();
     }
 }
 
 fn main() {
-    let script = Script(vec![Step {
+    let script = Arc::new(RwLock::new(Script::default()));
-        text: "The distinguishing thing".to_owned(),
-        position: Position::Top,
-        transition: Duration::from_secs(2),
-    }]);
-
-    println!("{}", serde_yml::to_string(&script).unwrap());
-
-    let script = Script::from_file(Path::new("./script.yml")).unwrap();
-    for element in script.iter() {
-        println!("{:?}", element);
-    }
-
     let app = gtk::Application::builder()
         .application_id("com.luminescent-dreams.cyberpunk-slideshow")
         .build();
 
+    app.add_main_option(
+        "script",
+        glib::char::Char::from(b's'),
+        glib::OptionFlags::IN_MAIN,
+        glib::OptionArg::String,
+        "",
+        None,
+    );
+
+    app.connect_handle_local_options({
+        let script = script.clone();
+        move |_, options| {
+            if let Some(script_path) = options.lookup::<String>("script").unwrap() {
+                let mut script = script.write().unwrap();
+                *script = Script::from_file(Path::new(&script_path)).unwrap();
+                -1
+            } else {
+                1
+            }
+        }
+    });
+
     app.connect_activate(move |app| {
-        let screen = CyberScreen::new(script.clone());
+        let screen = CyberScreen::new(script.read().unwrap().clone());
 
         let events = EventControllerKey::new();
 

cyberpunk/src/lib.rs

@@ -290,13 +290,11 @@ fn word_wrap(content: String, context: &Context, max_width: f64) -> Vec<String>
         let extents = context.text_extents(&line).unwrap();
         if extents.width() > max_width {
             let line = words[start..idx-1].join(" ");
-            println!("line: {}", line);
             start = idx-1;
             lines.push(line.clone());
         }
     }
     if line.len() > 0 {
-        println!("line: {}", line);
         lines.push(line);
     }
     lines