grid/
grid.rs

1extern crate pushrod;
2extern crate sdl2;
3
4use pushrod::render::callbacks::widget_id_for_name;
5use pushrod::render::engine::Engine;
6use pushrod::render::widget::Widget;
7use pushrod::render::widget_config::{CONFIG_BORDER_WIDTH, CONFIG_COLOR_BORDER, CONFIG_COLOR_TEXT};
8use pushrod::render::{make_points, make_size};
9use pushrod::widgets::grid_widget::GridWidget;
10use pushrod::widgets::slider_widget::SliderOrientation::SliderHorizontal;
11use pushrod::widgets::slider_widget::SliderWidget;
12use pushrod::widgets::text_widget::{TextJustify, TextWidget};
13use sdl2::pixels::Color;
14
15/*
16 * This demo just tests the rendering functionality of the `BaseWidget`.  It only tests the
17 * render portion of the library, nothing else.
18 */
19
20#[macro_export]
21macro_rules! cast {
22    ($a:expr, $b:expr, $c:ident) => {
23        $a[$b]
24            .widget
25            .borrow_mut()
26            .as_any()
27            .downcast_mut::<$c>()
28            .unwrap()
29    };
30}
31
32pub fn main() {
33    let sdl_context = sdl2::init().unwrap();
34    let video_subsystem = sdl_context.video().unwrap();
35    let window = video_subsystem
36        .window("pushrod-render grid demo", 600, 340)
37        .position_centered()
38        .opengl()
39        .build()
40        .unwrap();
41    let mut engine = Engine::new(600, 340, 60);
42    let mut grid1 = GridWidget::new(make_points(20, 20), make_size(280, 280), 10, false);
43    let mut grid2 = GridWidget::new(make_points(310, 20), make_size(280, 280), 10, true);
44
45    grid1
46        .get_config()
47        .set_color(CONFIG_COLOR_BORDER, Color::RGB(0, 0, 0));
48    grid1.get_config().set_numeric(CONFIG_BORDER_WIDTH, 1);
49
50    grid2
51        .get_config()
52        .set_color(CONFIG_COLOR_BORDER, Color::RGB(0, 0, 0));
53    grid2.get_config().set_numeric(CONFIG_BORDER_WIDTH, 1);
54
55    let mut slider1 = SliderWidget::new(
56        make_points(20, 310),
57        make_size(320, 20),
58        1,
59        20,
60        10,
61        SliderHorizontal,
62    );
63
64    slider1.on_value_changed(|_slider, _widgets, _layouts, pos| {
65        let text1_id = widget_id_for_name(_widgets, String::from("text1"));
66        let grid1_id = widget_id_for_name(_widgets, String::from("grid1"));
67        let grid2_id = widget_id_for_name(_widgets, String::from("grid2"));
68
69        cast!(_widgets, text1_id, TextWidget).set_text(format!("{}", pos));
70        cast!(_widgets, grid1_id, GridWidget).set_grid_size(pos);
71        cast!(_widgets, grid2_id, GridWidget).set_grid_size(pos);
72    });
73
74    let mut text_widget1 = TextWidget::new(
75        String::from("assets/OpenSans-Regular.ttf"),
76        sdl2::ttf::FontStyle::NORMAL,
77        16,
78        TextJustify::Left,
79        String::from("10"),
80        make_points(360, 310),
81        make_size(40, 20),
82    );
83
84    text_widget1
85        .get_config()
86        .set_color(CONFIG_COLOR_TEXT, Color::RGB(0, 0, 0));
87
88    engine.add_widget(Box::new(grid1), String::from("grid1"));
89    engine.add_widget(Box::new(grid2), String::from("grid2"));
90    engine.add_widget(Box::new(slider1), String::from("slider1"));
91    engine.add_widget(Box::new(text_widget1), String::from("text1"));
92
93    engine.run(sdl_context, window);
94}
grid/grid.rs

grid/
grid.rs
