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|
use crate::wire::*;
use macroquad::prelude::*;
pub struct Rec {
x: f32,
y: f32,
w: f32,
h: f32,
color: Color,
}
#[derive(Default, Debug, PartialEq)]
enum State {
#[default]
Idle,
DragStart,
Dragging,
DragStop,
}
#[derive(Debug, Clone)]
pub struct Connection {
wire: Option<Box<Wire>>,
pub pos: (f32, f32),
pub radius: f32,
pub color: Color,
pub on: bool,
}
impl Rec {
pub fn new(x: f32, y: f32, w: f32, h: f32, color: Color) -> Self {
Rec { x, y, w, h, color }
}
fn contains(&self, pos: (f32, f32)) -> bool {
pos.0 >= self.x && pos.0 <= self.x + self.w && pos.1 >= self.y && pos.1 <= self.y + self.h
}
fn draw(&self) {
draw_rectangle(self.x, self.y, self.w, self.h, self.color);
}
}
impl Connection {
pub fn new(radius: f32, pos: (f32, f32), color: Color, on: bool) -> Connection {
Connection {
wire: None,
pos,
radius,
color,
on,
}
}
pub fn draw(&self) {
draw_circle(
self.pos.0,
self.pos.1,
self.radius,
if self.on { self.color } else { GRAY },
);
}
fn contains(&self, pos: (f32, f32)) -> bool {
pos.0 <= self.pos.0 + self.radius
&& pos.1 <= self.pos.1 + self.radius
&& pos.0 >= self.pos.0 - self.radius
&& pos.1 >= self.pos.1 - self.radius
}
}
pub struct Gate<'a> {
rect: Rec,
input: Vec<Connection>,
output: Connection,
label: &'a str,
state: State,
}
impl<'a> Gate<'a> {
pub fn new(rect: Rec, input: Vec<Connection>, label: &'a str, output: Connection) -> Gate {
Gate {
rect,
input,
output,
label,
state: State::default(),
}
}
pub fn draw(&mut self) {
if is_mouse_button_pressed(MouseButton::Left) && self.rect.contains(mouse_position()) {
self.state = State::DragStart;
} else if is_mouse_button_down(MouseButton::Left)
&& self.rect.contains(mouse_position())
&& self.state == State::DragStart
|| self.state == State::Dragging
{
self.state = State::Dragging;
}
if is_mouse_button_released(MouseButton::Left) {
self.state = State::DragStop;
}
match self.state {
State::Dragging => {
self.rect.x = mouse_position().0 - self.rect.w / 2.0;
self.rect.y = mouse_position().1 - self.rect.h / 2.0;
self.draw_helper();
}
_ => {
self.draw_helper();
}
}
}
fn draw_helper(&mut self) {
// draws the structure of the gate
self.rect.draw();
// draws input
for (cnt, node) in self.input.iter_mut().enumerate() {
node.pos = (self.rect.x, self.rect.y + 25. + (30. * cnt as f32));
node.draw();
}
// draws label
draw_text(
self.label,
self.rect.x + self.rect.w / 2.0,
self.rect.y + self.rect.h / 2.0,
20.0,
WHITE,
);
// draws output
self.output.pos = (self.rect.x + self.rect.w, self.rect.y + self.rect.h / 2.);
self.output.draw();
}
}
|
