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|
use super::Tool;
use crate::button::Button;
use crate::config::{ToolKeybindings, WallToolKeybindings};
use crate::grid::{snap_to_grid, SNAP_SIZE};
use crate::map_data::MapData;
use crate::math::Vec2;
use crate::transform::Transform;
use raylib::core::drawing::{RaylibDraw, RaylibDrawHandle};
use raylib::ffi::{Color, Vector2};
use raylib::RaylibHandle;
pub struct WallTool {
keybindings: WallToolKeybindings,
unfinished_wall: Option<(Vec2<f64>, Vec2<f64>)>,
}
impl WallTool {
pub fn new(keybindings: WallToolKeybindings) -> Self {
Self {
keybindings,
unfinished_wall: None,
}
}
}
impl Tool for WallTool {
fn deactivate(&mut self) {
self.unfinished_wall = None;
}
fn active_update(
&mut self,
map_data: &mut MapData,
rl: &RaylibHandle,
transform: &Transform,
mouse_blocked: bool,
) {
let mouse_pos_m = transform.point_px_to_m(&rl.get_mouse_position().into());
if let Some((_, ref mut pos2)) = &mut self.unfinished_wall {
*pos2 = snap_to_grid(mouse_pos_m, SNAP_SIZE);
}
if self
.keybindings
.finish_segment
.is_pressed(rl, mouse_blocked)
&& self.unfinished_wall.is_some()
{
let (pos1, pos2) = self.unfinished_wall.unwrap();
map_data.walls_mut().push((pos1, pos2));
self.unfinished_wall = Some((pos2, pos2));
} else if self.keybindings.start_wall.is_pressed(rl, mouse_blocked) {
let snapped_mouse_pos = snap_to_grid(mouse_pos_m, SNAP_SIZE);
self.unfinished_wall = Some((snapped_mouse_pos, snapped_mouse_pos))
}
if self.keybindings.abort_segment.is_pressed(rl, false) {
self.unfinished_wall = None;
}
}
fn draw(&self, map_data: &MapData, rld: &mut RaylibDrawHandle, transform: &Transform) {
for &(pos1, pos2) in map_data.walls() {
let pos1_px = transform.point_m_to_px(&pos1);
let pos2_px = transform.point_m_to_px(&pos2);
rld.draw_line_ex(
pos1_px,
pos2_px,
transform.length_m_to_px(0.1) as f32,
Color {
r: 200,
g: 120,
b: 120,
a: 255,
},
);
/* Find walls that end/start at the start or end of this wall and draw part of a circle
* to join these two walls more nicely.
*/
for &(other1, other2) in map_data.walls() {
// Ignore the line segment if it's the same wall
if pos1 == other1 && pos2 == other2 {
continue;
}
// TODO: Only draw segments when introducing transparency.
for pos in [pos1, pos2].iter() {
if *pos == other1 || *pos == other2 {
rld.draw_circle_v(
transform.point_m_to_px(&pos),
transform.length_m_to_px(0.05) as f32,
Color {
r: 200,
g: 120,
b: 120,
a: 255,
},
);
}
}
}
}
if let Some((pos1, pos2)) = self.unfinished_wall {
let pos1: Vector2 = transform.point_m_to_px(&pos1).into();
let pos2: Vector2 = transform.point_m_to_px(&pos2).into();
rld.draw_line_ex(
pos1,
pos2,
transform.length_m_to_px(0.1) as f32,
Color {
r: 150,
g: 200,
b: 150,
a: 255,
},
);
}
}
fn activation_key(&self) -> Button {
self.keybindings.activation_key()
}
}
|
