bevy/examples/input/input_mouse.rs
2020-06-03 23:53:00 -07:00

44 lines
1.1 KiB
Rust

use bevy::{
input::mouse::{MouseButtonInput, MouseMotionInput},
prelude::*,
};
use bevy_window::CursorMoved;
fn main() {
App::build()
.add_default_plugins()
.init_resource::<State>()
.add_system(mouse_input_system.system())
.run();
}
#[derive(Default)]
struct State {
mouse_button_event_reader: EventReader<MouseButtonInput>,
mouse_motion_event_reader: EventReader<MouseMotionInput>,
cursor_moved_event_reader: EventReader<CursorMoved>,
}
/// prints out mouse events as they come in
fn mouse_input_system(
mut state: ResMut<State>,
mouse_button_input_events: Res<Events<MouseButtonInput>>,
mouse_motion_events: Res<Events<MouseMotionInput>>,
cursor_moved_events: Res<Events<CursorMoved>>,
) {
for event in state
.mouse_button_event_reader
.iter(&mouse_button_input_events)
{
println!("{:?}", event);
}
for event in state.mouse_motion_event_reader.iter(&mouse_motion_events) {
println!("{:?}", event);
}
for event in state.cursor_moved_event_reader.iter(&cursor_moved_events) {
println!("{:?}", event);
}
}