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+[dependencies] +cairo-rs = { version = "0.17" } +gio = { version = "0.17" } +glib = { version = "0.17" } +gtk = { version = "0.6", package = "gtk4" } diff --git a/cyberpunk-splash/src/main.rs b/cyberpunk-splash/src/main.rs new file mode 100644 index 0000000..eedd4e9 --- /dev/null +++ b/cyberpunk-splash/src/main.rs @@ -0,0 +1,198 @@ +use cairo::{Context, FontFace, Format, ImageSurface, LineCap, Pattern}; +use glib::Object; +use gtk::{prelude::*, subclass::prelude::*}; +use std::{cell::RefCell, rc::Rc}; + +const WIDTH: i32 = 800; +const HEIGHT: i32 = 800; + +pub struct SplashPrivate { + text: Rc>, + time: Rc>, + background: Rc>, +} + +impl SplashPrivate { + fn set_text(&self, text: String) { + *self.text.borrow_mut() = text; + } + + fn set_time(&self, time: String) { + *self.time.borrow_mut() = time; + } + + fn redraw_background(&self) { + let background = ImageSurface::create(Format::Rgb24, WIDTH, HEIGHT).unwrap(); + let context = Context::new(background).unwrap(); + context.push_group(); + context.set_source_rgb(0., 0., 0.); + let _ = context.paint(); + + context.set_font_size(64.); + + let title_extents = context.text_extents(&self.text.borrow()).unwrap(); + + context.set_source_rgb(0.7, 0., 1.); + context.set_line_width(5.); + context.set_line_cap(LineCap::Round); + AsymLineReturn { + orientation: gtk::Orientation::Horizontal, + start_x: 20., + start_y: 20., + start_length: 200., + center_length: title_extents.y_advance(), + end_length: 100., + width: title_extents.height(), + } + .draw(&context); + let _ = context.stroke(); + + let background = context.pop_group().unwrap(); + + *self.background.borrow_mut() = background; + } +} + +#[glib::object_subclass] +impl ObjectSubclass for SplashPrivate { + const NAME: &'static str = "Splash"; + type Type = Splash; + type ParentType = gtk::DrawingArea; + + fn new() -> SplashPrivate { + // Set up a default plain black background + let background = ImageSurface::create(Format::Rgb24, WIDTH, HEIGHT).unwrap(); + let context = Context::new(background).unwrap(); + context.push_group(); + context.set_source_rgb(0., 0., 0.); + let _ = context.paint(); + let background = context.pop_group().unwrap(); + + SplashPrivate { + text: Rc::new(RefCell::new(String::from(""))), + time: Rc::new(RefCell::new(String::from(""))), + background: Rc::new(RefCell::new(background)), + } + } +} +impl ObjectImpl for SplashPrivate {} +impl WidgetImpl for SplashPrivate {} +impl DrawingAreaImpl for SplashPrivate {} + +glib::wrapper! { + pub struct Splash(ObjectSubclass) @extends gtk::DrawingArea, gtk::Widget; +} + +impl Splash { + pub fn new(text: String, time: String) -> Self { + let s: Self = Object::builder().build(); + s.set_width_request(WIDTH); + s.set_height_request(HEIGHT); + + s.imp().set_text(text); + s.imp().set_time(time); + s.imp().redraw_background(); + + s.set_draw_func({ + let s = s.clone(); + move |_, context, _width, _height| { + let background = s.imp().background.borrow(); + let _ = context.set_source(&*background); + let _ = context.paint(); + } + }); + + s + } +} + +struct AsymLineReturn { + orientation: gtk::Orientation, + start_x: f64, + start_y: f64, + start_length: f64, + center_length: f64, + end_length: f64, + width: f64, +} + +impl AsymLineReturn { + fn draw(&self, context: &Context) { + match self.orientation { + gtk::Orientation::Horizontal => { + context.move_to(self.start_x, self.start_y); + context.line_to(self.start_x + self.start_length, self.start_y); + context.line_to( + self.start_x + self.start_length + self.width.abs(), + self.start_y + self.width, + ); + context.line_to( + self.start_x + self.start_length + self.width.abs() + self.center_length, + self.start_y + self.width, + ); + context.line_to( + self.start_x + + self.start_length + + self.width.abs() + + self.center_length + + (self.width.abs() / 2.), + self.start_y + self.width / 2., + ); + context.line_to( + self.start_x + + self.start_length + + self.width.abs() + + self.center_length + + (self.width.abs() / 2.) + + self.end_length, + self.start_y + self.width / 2., + ); + } + gtk::Orientation::Vertical => { + context.move_to(self.start_x, self.start_y); + context.line_to(self.start_x, self.start_y + self.start_length); + context.line_to( + self.start_x + self.width, + self.start_y + self.start_length + self.width.abs(), + ); + context.line_to( + self.start_x + self.width, + self.start_y + self.start_length + self.width.abs() + self.center_length, + ); + context.line_to( + self.start_x + self.width / 2., + self.start_y + + self.start_length + + self.width.abs() + + self.center_length + + (self.width.abs() / 2.), + ); + context.line_to( + self.start_x + self.width / 2., + self.start_y + + self.start_length + + self.width.abs() + + self.center_length + + (self.width.abs() / 2.) + + self.end_length, + ); + } + _ => panic!("unknown orientation"), + } + } +} + +fn main() { + let app = gtk::Application::builder() + .application_id("com.luminescent-dreams.cyberpunk-splash") + .build(); + + app.connect_activate(move |app| { + let window = gtk::ApplicationWindow::new(app); + window.present(); + + window.set_child(Some(&Splash::new("Kifu".to_owned(), "4:23".to_owned()))); + }); + + app.run(); +}