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Update examples in guide 3 to work with v0.61 #1401

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Update examples in guide 3 to work with v0.61 #1401

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27 changes: 13 additions & 14 deletions conrod_core/src/guide/chapter_3.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -89,7 +89,7 @@ authors = ["bobgates"]
[dependencies]
```

Add `conrod = { version = "0.55.0", features = ["glium", "winit"] }` to the
Add `conrod = { version = "0.61.1", features = ["glium", "winit"] }` to the
`[dependencies]` section.

This incantation needs a little explanation, because it specifies the
Expand Down Expand Up @@ -144,13 +144,13 @@ event loop, window and context together into a display. The display is the
home for the UI, and is an OpenGL context provided by glium.

```ignore
const WIDTH: u32 = 400;
const HEIGHT: u32 = 200;
const WIDTH: f64 = 400;
const HEIGHT: f64 = 200;

let mut events_loop = glium::glutin::EventsLoop::new();
let window = glium::glutin::WindowBuilder::new()
.with_title("Hello Conrod")
.with_dimensions(WIDTH, HEIGHT);
.with_dimensions(conrod::glium::glutin::dpi::LogicalSize::new(WIDTH, HEIGHT));
let context = glium::glutin::ContextBuilder::new()
.with_vsync(true)
.with_multisampling(4);
Expand All @@ -161,7 +161,7 @@ Now create the UI itself. Conrod has a builder that contains and looks after
the UI for the user.

```ignore
let mut ui = conrod::UiBuilder::new([WIDTH as f64, HEIGHT as f64]).build();
let mut ui = conrod::UiBuilder::new([WIDTH, HEIGHT]).build();
```


Expand Down Expand Up @@ -219,9 +219,7 @@ at least something to see.

After
```ignore
const WIDTH: i32 = 400;
const HEIGHT: i32 = 640;
let mut ui = conrod::UiBuilder::new([WIDTH as f64, HEIGHT as f64]).build();
let mut ui = conrod::UiBuilder::new([WIDTH, HEIGHT]).build();
```

add the code that will initiate and build the UI:
Expand Down Expand Up @@ -307,7 +305,7 @@ of writing is 0.3.0:
```toml
[dependencies]
conrod = {
version = "0.55.0",
version = "0.61.1",
features = ["glium", "winit"]
}
find_folder="0.3.0"
Expand All @@ -322,10 +320,10 @@ extern crate find_folder;
is in the folder `assets/fonts/NotoSans` and is called `NotoSans-Regular.ttf`.
NotoSans is as font designed by
[Google](https://fonts.google.com/specimen/Noto+Sans), and has an Apache
License. It is available [here](https://noto-
website.storage.googleapis.com/pkgs/NotoSans-unhinted.zip), so download and
put it in the appropriate folder. Make sure that folder and file names agree
on your computer and in your code.
License. It is available
[here](https://noto-website.storage.googleapis.com/pkgs/NotoSans-unhinted.zip),
so download and put it in the appropriate folder. Make sure that folder and
file names agree on your computer and in your code.

On my mac, I now see this (it has an empty white header bar that is not
visible on this white web page):
Expand All @@ -348,7 +346,7 @@ events_loop.poll_events(|event| events.push(event));
for event in events{
match event {
glium::glutin::Event::WindowEvent { event, ..} => match event {
glium::glutin::WindowEvent::Closed |
glium::glutin::WindowEvent::CloseRequested |
glium::glutin::WindowEvent::KeyboardInput {
input: glium::glutin::KeyboardInput {
virtual_keycode: Some(glium::glutin::VirtualKeyCode::Escape),
Expand Down Expand Up @@ -453,6 +451,7 @@ impl EventLoop {
pub fn needs_update(&mut self) {
self.ui_needs_update = true;
}
}
```

'EventLoop' is a simple structure that stores the time of the last update, and
Expand Down