egui/emigui_wasm/src/app.rs
2019-01-19 10:10:28 -06:00

104 lines
3.4 KiB
Rust

use emigui::{math::*, types::*, widgets::*, Align, Region, TextStyle};
pub struct App {
checked: bool,
count: i32,
radio: i32,
size: Vec2,
corner_radius: f32,
stroke_width: f32,
}
impl Default for App {
fn default() -> App {
App {
checked: true,
radio: 0,
count: 0,
size: vec2(100.0, 50.0),
corner_radius: 5.0,
stroke_width: 2.0,
}
}
}
impl App {
pub fn show_gui(&mut self, gui: &mut Region) {
gui.add(label("Emigui").text_style(TextStyle::Heading));
gui.add(label("Emigui is an Immediate mode GUI written in Rust, compiled to WebAssembly, rendered with WebGL."));
gui.add(Separator::new());
gui.add(label(format!(
"Screen size: {} x {}, pixels_per_point: {}",
gui.input().screen_size.x,
gui.input().screen_size.y,
gui.input().pixels_per_point,
)));
gui.add(label(format!(
"mouse_pos: {} x {}",
gui.input().mouse_pos.x,
gui.input().mouse_pos.y,
)));
gui.add(label(format!(
"gui cursor: {} x {}",
gui.cursor().x,
gui.cursor().y,
)));
gui.horizontal(Align::Min, |gui| {
gui.add(label("Text can have").text_color(srgba(110, 255, 110, 255)));
gui.add(label("color").text_color(srgba(128, 140, 255, 255)));
});
gui.add(label("Hover me")).tooltip_text(
"This is a multiline tooltip that demonstrates that you can easily add tooltips to any element.\nThis is the second line.\nThis is the third.",
);
gui.add(Checkbox::new(&mut self.checked, "checkbox"));
gui.horizontal(Align::Min, |gui| {
if gui.add(radio(self.radio == 0, "First")).clicked {
self.radio = 0;
}
if gui.add(radio(self.radio == 1, "Second")).clicked {
self.radio = 1;
}
if gui.add(radio(self.radio == 2, "Final")).clicked {
self.radio = 2;
}
});
gui.horizontal(Align::Min, |gui| {
if gui
.add(Button::new("Click me"))
.tooltip_text("This will just increase a counter.")
.clicked
{
self.count += 1;
}
gui.add(label(format!(
"The button have been clicked {} times",
self.count
)));
});
gui.foldable("Test box rendering", |gui| {
gui.add(Slider::new(&mut self.size.x, 0.0, 500.0).text("width"));
gui.add(Slider::new(&mut self.size.y, 0.0, 500.0).text("height"));
gui.add(Slider::new(&mut self.corner_radius, 0.0, 50.0).text("corner_radius"));
gui.add(Slider::new(&mut self.stroke_width, 0.0, 10.0).text("stroke_width"));
let pos = gui.reserve_space(self.size, None).rect.min();
gui.add_graphic(GuiCmd::PaintCommands(vec![PaintCmd::Rect {
corner_radius: self.corner_radius,
fill_color: Some(srgba(136, 136, 136, 255)),
rect: Rect::from_min_size(pos, self.size),
outline: Some(Outline {
width: self.stroke_width,
color: srgba(255, 255, 255, 255),
}),
}]));
});
}
}