#[macro_use] extern crate conrod_core;
extern crate conrod_glium;
extern crate conrod_winit;
extern crate find_folder;
extern crate glium;
mod support;
use glium::Surface;
widget_ids! {
struct Ids {
canvas,
line,
point_path,
rectangle_fill,
rectangle_outline,
trapezoid,
oval_fill,
oval_outline,
circle,
}
}
fn main() {
const WIDTH: u32 = 400;
const HEIGHT: u32 = 720;
let mut events_loop = glium::glutin::EventsLoop::new();
let window = glium::glutin::WindowBuilder::new()
.with_title("Primitive Widgets Demo")
.with_dimensions((WIDTH, HEIGHT).into());
let context = glium::glutin::ContextBuilder::new()
.with_vsync(true)
.with_multisampling(4);
let display = glium::Display::new(window, context, &events_loop).unwrap();
let display = support::GliumDisplayWinitWrapper(display);
let mut ui = conrod_core::UiBuilder::new([WIDTH as f64, HEIGHT as f64]).build();
let ids = Ids::new(ui.widget_id_generator());
let mut renderer = conrod_glium::Renderer::new(&display.0).unwrap();
let image_map = conrod_core::image::Map::<glium::texture::Texture2d>::new();
let mut event_loop = support::EventLoop::new();
'main: loop {
for event in event_loop.next(&mut events_loop) {
if let Some(event) = conrod_winit::convert_event(event.clone(), &display) {
ui.handle_event(event);
event_loop.needs_update();
}
match event {
glium::glutin::Event::WindowEvent { event, .. } => match event {
glium::glutin::WindowEvent::CloseRequested |
glium::glutin::WindowEvent::KeyboardInput {
input: glium::glutin::KeyboardInput {
virtual_keycode: Some(glium::glutin::VirtualKeyCode::Escape),
..
},
..
} => break 'main,
_ => (),
},
_ => (),
}
}
set_ui(ui.set_widgets(), &ids);
if let Some(primitives) = ui.draw_if_changed() {
renderer.fill(&display.0, primitives, &image_map);
let mut target = display.0.draw();
target.clear_color(0.0, 0.0, 0.0, 1.0);
renderer.draw(&display.0, &mut target, &image_map).unwrap();
target.finish().unwrap();
}
}
}
fn set_ui(ref mut ui: conrod_core::UiCell, ids: &Ids) {
use conrod_core::{Positionable, Widget};
use conrod_core::widget::{Canvas, Circle, Line, Oval, PointPath, Polygon, Rectangle};
use std::iter::once;
Canvas::new().pad(80.0).set(ids.canvas, ui);
Line::centred([-40.0, -40.0], [40.0, 40.0]).top_left_of(ids.canvas).set(ids.line, ui);
let left = [-40.0, -40.0];
let top = [0.0, 40.0];
let right = [40.0, -40.0];
let points = once(left).chain(once(top)).chain(once(right));
PointPath::centred(points).down(80.0).set(ids.point_path, ui);
Rectangle::fill([80.0, 80.0]).down(80.0).set(ids.rectangle_fill, ui);
Rectangle::outline([80.0, 80.0]).down(80.0).set(ids.rectangle_outline, ui);
let bl = [-40.0, -40.0];
let tl = [-20.0, 40.0];
let tr = [20.0, 40.0];
let br = [40.0, -40.0];
let points = once(bl).chain(once(tl)).chain(once(tr)).chain(once(br));
Polygon::centred_fill(points).right_from(ids.line, 80.0).set(ids.trapezoid, ui);
Oval::fill([40.0, 80.0]).down(80.0).align_middle_x().set(ids.oval_fill, ui);
Oval::outline([80.0, 40.0]).down(100.0).align_middle_x().set(ids.oval_outline, ui);
Circle::fill(40.0).down(100.0).align_middle_x().set(ids.circle, ui);
}