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//! The rectangle room tool is a specialised tool to create rooms of rectangular shape and with the
//! sides of the room parallel to the x and y-axes. This is often useful, when a quick room creation
//! is necessary and the shape of the room does not have to be very special.
use super::Tool;
use crate::colours::DEFAULT_COLOURS;
use crate::map::Map;
use crate::math::{Rect, Vec2};
use crate::transform::Transform;
use raylib::core::drawing::{RaylibDraw, RaylibDrawHandle};
/// The tool to create simple, rectangular rooms.
pub struct RectRoomTool {
/// The rectangle that is currently being drawn by the user. Once it is finished, it will be
/// pushed into the room_rects.
unfinished_rect: Option<(Vec2<f64>, Vec2<f64>)>,
}
impl RectRoomTool {
/// Create a new room tool where no rooms have been drawn yet. Should be created only once per
/// program instance and by the editor.
#[allow(clippy::new_without_default)]
pub fn new() -> Self {
Self {
unfinished_rect: None,
}
}
}
impl Tool for RectRoomTool {
fn deactivate(&mut self) {
self.unfinished_rect = None;
}
fn update(&mut self, _map: &Map, mouse_pos_m: &Vec2<f64>) {
if let Some((_, ref mut pos2)) = &mut self.unfinished_rect {
*pos2 = *mouse_pos_m;
}
}
fn draw(&self, rld: &mut RaylibDrawHandle, transform: &Transform) {
if let Some((pos1, pos2)) = self.unfinished_rect {
rld.draw_rectangle_rec(
transform.rect_m_to_px(&Rect::bounding_rect(pos1, pos2)),
DEFAULT_COLOURS.room_selected,
);
}
}
fn place_single(&mut self, map: &mut Map, mouse_pos_m: &Vec2<f64>) {
// Try to finish the rectangle if it has been started.
if let Some((pos1, pos2)) = self.unfinished_rect {
if pos1 == pos2 {
warn!("Cannot place rectangle with start and endpoint being the same");
return;
}
map.push_polygon_room(Rect::bounding_rect(pos1, pos2).into());
self.unfinished_rect = None;
} else {
self.unfinished_rect = Some((*mouse_pos_m, *mouse_pos_m));
}
}
fn finish(&mut self, map: &mut Map) {
if let Some((pos1, pos2)) = self.unfinished_rect {
if pos1 == pos2 {
warn!("Cannot place rectangle with start and endpoint being the same");
return;
}
map.push_polygon_room(Rect::bounding_rect(pos1, pos2).into());
self.unfinished_rect = None;
}
}
fn abort(&mut self) {
self.unfinished_rect = None;
}
}
|
