Create a cyberpunk-style splash screen with a title and a countdown #39
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@ -5,8 +5,8 @@ use glib::Object;
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use gtk::{prelude::*, subclass::prelude::*};
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use std::{cell::RefCell, rc::Rc};
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const WIDTH: i32 = 800;
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const HEIGHT: i32 = 800;
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const WIDTH: i32 = 1920;
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const HEIGHT: i32 = 1280;
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pub struct SplashPrivate {
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text: Rc<RefCell<String>>,
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@ -31,40 +31,19 @@ impl SplashPrivate {
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let _ = context.paint();
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context.select_font_face("Alegreya Sans SC", FontSlant::Normal, FontWeight::Bold);
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context.set_font_size(64.);
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context.set_font_size(128.);
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let center_x = WIDTH as f64 / 2.;
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let center_y = HEIGHT as f64 / 2.;
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let (title_width, title_height) = {
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let title_extents = context.text_extents(&self.text.borrow()).unwrap();
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let title_baseline_x = center_x - title_extents.width() / 2.;
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let title_baseline_y = center_y - 20.;
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let gradient = LinearGradient::new(
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title_baseline_x,
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title_baseline_y - title_extents.height(),
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title_baseline_x,
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title_baseline_y,
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);
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gradient.add_color_stop_rgb(0.2, 0.7, 0.0, 1.0);
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gradient.add_color_stop_rgb(0.8, 0.2, 0.0, 1.0);
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context.move_to(title_baseline_x, title_baseline_y);
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let _ = context.set_source(gradient);
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let _ = context.show_text(&self.text.borrow());
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(title_extents.width(), title_extents.height())
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};
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let title_extents = context.text_extents(&self.text.borrow()).unwrap();
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let title_width = title_extents.width();
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let title_height = title_extents.height();
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{
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context.set_source_rgb(0.7, 0., 1.);
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context.set_line_width(5.);
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context.set_line_cap(LineCap::Round);
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let start_length = center_x - title_width / 2. - title_height - 20.;
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AsymLineCutout {
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let title_cutout = AsymLineCutout {
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orientation: gtk::Orientation::Horizontal,
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start_x: 20.,
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start_y: center_y - 20. - title_height / 2.,
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@ -73,11 +52,81 @@ impl SplashPrivate {
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cutout_length: title_width,
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height: title_height,
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invert: false,
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};
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context.set_line_cap(LineCap::Round);
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context.set_source_rgb(0.7, 0., 1.);
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context.set_line_width(2.);
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title_cutout.draw(&context);
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let _ = context.stroke();
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}
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{
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let title_baseline_x = center_x - title_width / 2.;
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let title_baseline_y = center_y - 20.;
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let gradient = LinearGradient::new(
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title_baseline_x,
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title_baseline_y - title_height,
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title_baseline_x,
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title_baseline_y,
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);
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gradient.add_color_stop_rgb(0.2, 0.7, 0.0, 1.0);
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gradient.add_color_stop_rgb(0.8, 0.2, 0.0, 1.0);
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context.move_to(title_baseline_x, title_baseline_y);
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let _ = context.set_source(gradient);
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let _ = context.show_text(&self.text.borrow());
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}
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{
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context.set_source_rgb(0.7, 0., 1.);
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AsymLine {
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orientation: gtk::Orientation::Horizontal,
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start_x: 100.,
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start_y: HEIGHT as f64 / 2. + 100.,
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start_length: 400.,
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height: 50.,
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total_length: 650.,
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invert: true,
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}
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.draw(&context);
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let _ = context.stroke();
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}
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{
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context.set_source_rgb(0.7, 0., 1.);
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AsymLine {
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orientation: gtk::Orientation::Horizontal,
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start_x: WIDTH as f64 / 2. + 100.,
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start_y: HEIGHT as f64 / 2. + 200.,
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start_length: 600.,
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height: 50.,
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total_length: 650.,
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invert: false,
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}
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.draw(&context);
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let _ = context.stroke();
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}
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{
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context.set_font_size(128.);
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let time_extents = context.text_extents(&self.time.borrow()).unwrap();
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let time_baseline_x = center_x - time_extents.width() / 2.;
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let time_baseline_y = center_y + 100.;
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let gradient = LinearGradient::new(
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time_baseline_x,
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time_baseline_y - time_extents.height(),
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time_baseline_x,
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time_baseline_y,
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);
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gradient.add_color_stop_rgb(0.2, 0.2, 0.0, 1.0);
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gradient.add_color_stop_rgb(0.8, 0.7, 0.0, 1.0);
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context.move_to(time_baseline_x, time_baseline_y);
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let _ = context.set_source(gradient);
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let _ = context.show_text(&self.time.borrow());
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}
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let background = context.pop_group().unwrap();
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*self.background.borrow_mut() = background;
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@ -178,111 +227,59 @@ impl AsymLineCutout {
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context.line_to(self.total_length, self.start_y + dodge / 2.);
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}
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gtk::Orientation::Vertical => {
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/*
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context.move_to(self.start_x, self.start_y);
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context.line_to(self.start_x, self.start_y + self.start_length);
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context.line_to(
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self.start_x + self.height,
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self.start_x + dodge,
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self.start_y + self.start_length + self.height,
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);
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context.line_to(
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self.start_x + self.height,
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self.start_y + self.start_length + self.height + self.center_length,
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self.start_x + dodge,
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self.start_y + self.start_length + self.height + self.cutout_length,
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);
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context.line_to(
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self.start_x + self.height / 2.,
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self.start_x + dodge / 2.,
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self.start_y
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+ self.start_length
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+ self.height
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+ self.center_length
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+ self.cutout_length
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+ (self.height / 2.),
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);
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context.line_to(
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self.start_x + self.height / 2.,
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self.start_y
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+ self.start_length
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+ self.height
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+ self.center_length
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+ (self.height / 2.)
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+ self.end_length,
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);
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*/
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context.line_to(self.start_x + dodge / 2., self.total_length);
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}
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_ => panic!("unknown orientation"),
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}
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}
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}
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struct AsymLineReturn {
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struct AsymLine {
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orientation: gtk::Orientation,
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start_x: f64,
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start_y: f64,
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start_length: f64,
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center_length: f64,
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end_length: f64,
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width: f64,
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height: f64,
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total_length: f64,
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invert: bool,
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}
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impl AsymLineReturn {
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impl AsymLine {
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fn draw(&self, context: &Context) {
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let dodge = if self.invert {
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self.height
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} else {
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-self.height
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};
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match self.orientation {
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gtk::Orientation::Horizontal => {
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context.move_to(self.start_x, self.start_y);
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context.line_to(self.start_x + self.start_length, self.start_y);
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context.line_to(
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self.start_x + self.start_length + self.width.abs(),
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self.start_y + self.width,
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);
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context.line_to(
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self.start_x + self.start_length + self.width.abs() + self.center_length,
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self.start_y + self.width,
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);
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context.line_to(
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self.start_x
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+ self.start_length
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+ self.width.abs()
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+ self.center_length
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+ (self.width.abs() / 2.),
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self.start_y + self.width / 2.,
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);
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context.line_to(
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self.start_x
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+ self.start_length
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+ self.width.abs()
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+ self.center_length
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+ (self.width.abs() / 2.)
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+ self.end_length,
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self.start_y + self.width / 2.,
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);
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}
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gtk::Orientation::Vertical => {
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context.move_to(self.start_x, self.start_y);
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context.line_to(self.start_x, self.start_y + self.start_length);
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context.line_to(
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self.start_x + self.width,
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self.start_y + self.start_length + self.width.abs(),
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);
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context.line_to(
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self.start_x + self.width,
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self.start_y + self.start_length + self.width.abs() + self.center_length,
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);
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context.line_to(
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self.start_x + self.width / 2.,
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self.start_y
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+ self.start_length
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+ self.width.abs()
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+ self.center_length
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+ (self.width.abs() / 2.),
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);
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context.line_to(
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self.start_x + self.width / 2.,
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self.start_y
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+ self.start_length
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+ self.width.abs()
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+ self.center_length
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+ (self.width.abs() / 2.)
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+ self.end_length,
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self.start_x + self.start_length + self.height,
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self.start_y + dodge,
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);
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context.line_to(self.start_x + self.total_length, self.start_y + dodge);
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}
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gtk::Orientation::Vertical => {}
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_ => panic!("unknown orientation"),
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}
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}
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