hUI/hui-examples/examples/text_weird.rs

124 lines
4.3 KiB
Rust

//WARNING: THIS EXAMPLE IS EXTREMELY OUTDATED AND USES DEPRECATED API
use std::time::Instant;
use glam::{UVec2, vec4};
use glium::{backend::glutin::SimpleWindowBuilder, Surface};
use winit::{
event::{Event, WindowEvent},
event_loop::{EventLoopBuilder, ControlFlow}
};
use hui::{
element::{
container::Container, fill_rect::FillRect, spacer::Spacer, text::Text, ElementList
}, frame::FrameRect, layout::Size, UiInstance
};
use hui_glium::GliumUiRenderer;
fn elements(mut f: impl FnMut(&mut Vec<Box<dyn hui::element::UiElement>>)) -> ElementList {
let mut e = vec![];
f(&mut e);
ElementList(e)
}
fn main() {
kubi_logging::init();
let event_loop = EventLoopBuilder::new().build().unwrap();
let (window, display) = SimpleWindowBuilder::new().build(&event_loop);
window.set_title("Text rendering test");
let mut hui = UiInstance::new();
let mut backend = GliumUiRenderer::new(&display);
let font_handle = hui.add_font(include_bytes!("../assets/roboto/Roboto-Regular.ttf"));
let instant = Instant::now();
event_loop.run(|event, window_target| {
window_target.set_control_flow(ControlFlow::Poll);
match event {
Event::WindowEvent { event: WindowEvent::CloseRequested, .. } => {
window_target.exit();
},
Event::AboutToWait => {
let mut frame = display.draw();
frame.clear_color_srgb(0., 0., 0., 1.);
let resolution = UVec2::from(display.get_framebuffer_dimensions()).as_vec2();
hui.begin();
hui.add(Container {
size: (Size::Relative(1.), Size::Relative(1.)).into(),
background_frame: Box::new(FrameRect::color((0.1, 0.1, 0.1, 1.))),
children: elements(|elem| {
elem.push(Box::new(Text {
text: "THIS LINE SHOULD BE SHARP!".into(),
..Default::default()
}));
elem.push(Box::new(Text {
text: "THIS LINE SHOULD BE SHARP!".into(),
text_size: 32,
..Default::default()
}));
elem.push(Box::new(Text {
text: "All lines except 3 and 6 below will be blurry:".into(),
..Default::default()
}));
for size in [9, 12, 16, 18, 24, 32] {
elem.push(Box::new(Text {
text: "Testing default font, Proggy Tiny".into(),
text_size: size,
..Default::default()
}));
}
elem.push(Box::new(FillRect {
size: (Size::Relative(1.), Size::Absolute(10.)).into(),
background: vec4(0., 0., 1., 1.).into(),
..Default::default()
}));
elem.push(Box::new(FillRect {
size: (Size::Relative(1.), Size::Absolute(10.)).into(),
background: vec4(1., 1., 0., 1.).into(),
..Default::default()
}));
elem.push(Box::new(Text {
text: "Hello, world!\nżółty liść. życie nie ma sensu i wszyscy zginemy;\nтест кирилиці їїїїїїїїїїї\njapanese text: テスト".into(),
font: Some(font_handle),
text_size: 32,
..Default::default()
}));
if instant.elapsed().as_secs() & 1 != 0 {
elem.push(Box::new(FillRect {
size: (Size::Relative(1.), Size::Absolute(10.)).into(),
background: vec4(1., 0., 0., 1.).into(),
..Default::default()
}));
elem.push(Box::new(FillRect {
size: (Size::Relative(1.), Size::Absolute(10.)).into(),
background: vec4(0., 0., 0., 1.).into(),
..Default::default()
}));
elem.push(Box::new(Spacer(100.)));
elem.push(Box::new(Text {
text: "FLAG SHOULD NOT OVERLAP WITH TEXT".into(),
text_size: 64,
color: vec4(1., 0., 1., 1.),
..Default::default()
}));
}
}),
..Default::default()
}, resolution);
hui.end();
backend.update(&hui);
backend.draw(&mut frame, resolution);
frame.finish().unwrap();
}
_ => (),
}
}).unwrap();
}