119 lines
3.0 KiB
Rust
119 lines
3.0 KiB
Rust
use core::f32;
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use macroquad::prelude::*;
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const DOT_RADIUS: f32 = 1.0;
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struct Dot {
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x: f32,
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y: f32,
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}
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impl Dot {
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fn new(x: f32, y: f32) -> Self {
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Self {x,y}
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}
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fn draw(&self) {
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draw_circle(self.x, self.y,DOT_RADIUS, GREEN);
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}
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}
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struct DebugWindow {
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text: Vec<String>,
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text_margin: f32,
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}
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impl DebugWindow {
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fn new() -> Self {
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Self {
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text: Vec::new(),
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text_margin: 20.0,
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}
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}
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fn add_line(&mut self, line: String) {
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self.text.push(line);
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}
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fn draw(&self) {
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let params = TextParams { color: WHITE, ..Default::default()} ;
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self.text.iter().enumerate().for_each(|(index, text)| {
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let x = self.text_margin;
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let y = self.text_margin+20.*(index as f32 + 1.);
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// let measurement = measure_text(text, None, params.font_size, params.font_scale);
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// draw_rectangle(x,y,measurement.width,-measurement.height, Color { r: 1., g: 1., b: 1., a: 0.25 });
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draw_text_ex(text, x, y, params.clone());
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});
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}
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}
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#[macroquad::main("Graph")]
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async fn main() {
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// Dot params
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let y_offset = screen_height() / 2.0;
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let mut x_offset = screen_width();
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let mut trail: Vec<Dot> = Vec::new();
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// Selection box
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let mut inital_x_pos = 0.;
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let mut inital_y_pos = 0.;
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// Tooling
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let mut show_debug = false;
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let mut px_per_s: f32 = 100.;
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loop {
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clear_background(BLACK);
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let delta_time = get_frame_time();
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if x_offset >= screen_width() {
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// wrap once you've hit the end of the line
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x_offset = 0.;
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trail.clear();
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} else {
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x_offset = x_offset + (delta_time * px_per_s);
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}
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let x = 0.+x_offset;
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let y = 0.+y_offset;
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let dot = Dot::new(x,y);
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trail.push(dot);
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trail.iter().for_each(|d| d.draw());
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if is_key_pressed(KeyCode::D) {
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show_debug = !show_debug;
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}
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if is_key_pressed(KeyCode::Up) {
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px_per_s += 5.;
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}
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if is_key_pressed(KeyCode::Down) {
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px_per_s -= 5.;
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}
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// selection box
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if is_mouse_button_pressed(MouseButton::Left) {
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(inital_x_pos, inital_y_pos) = mouse_position();
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}
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if is_mouse_button_down(MouseButton::Left) {
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let (x, y) = mouse_position();
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let width = x - inital_x_pos;
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let height = y - inital_y_pos;
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draw_rectangle(inital_x_pos, inital_y_pos, width, height, Color { r: 0.2, g: 0.1, b: 1., a: 0.3 });
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}
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// toggle debug box
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if show_debug {
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let mut debug = DebugWindow::new();
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debug.add_line(format!("FPS {}, Latency {:.2}ms", get_fps(), delta_time * 1000.0));
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debug.add_line(format!("px/s {}", px_per_s));
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debug.add_line(format!("Dots {}", trail.len()));
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debug.add_line(format!("Cursor Pos {:?}", mouse_position()));
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debug.draw();
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}
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next_frame().await;
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}
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}
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