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41 lines
1.1 KiB
41 lines
1.1 KiB
//! Gameboard controller
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use piston::GenericEvent;
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use crate::Gameboard;
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pub struct GameboardController {
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pub gameboard: Gameboard,
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pub selected_cell: Option<[usize; 2]>,
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cursor_pos: [f64; 2],
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}
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impl GameboardController {
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pub fn new(gameboard: Gameboard) -> GameboardController {
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GameboardController {
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gameboard: gameboard,
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selected_cell: None,
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cursor_pos: [0.0; 2],
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}
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}
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pub fn event<E: GenericEvent>(&mut self, pos: [f64; 2], size: f64, e: &E) {
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use piston::input::{Button, MouseButton};
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if let Some(pos) = e.mouse_cursor_args() {
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self.cursor_pos = pos;
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}
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if let Some(Button::Mouse(MouseButton::Left)) = e.press_args() {
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let x = self.cursor_pos[0] - pos[0];
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let y = self.cursor_pos[1] - pos[1];
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if x >= 0.0 && x < size && y >= 0.0 && y < size {
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let cell_x = (x / size * 9.0) as usize;
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let cell_y = (y / size * 9.0) as usize;
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self.selected_cell = Some([cell_x, cell_y]);
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}
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}
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}
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}
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