From a0c406ca212ed4f2a3bc41bbdacc789ee57da42e Mon Sep 17 00:00:00 2001
From: Tom Barrett <tom@tombarrett.xyz>
Date: Sun, 14 Mar 2021 21:03:53 +0100
Subject: split up into multiple files

---
 src/cell.rs | 143 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 143 insertions(+)
 create mode 100644 src/cell.rs

(limited to 'src/cell.rs')

diff --git a/src/cell.rs b/src/cell.rs
new file mode 100644
index 0000000..b085c5e
--- /dev/null
+++ b/src/cell.rs
@@ -0,0 +1,143 @@
+use crate::constants;
+use ggez::graphics::{
+    self, spritebatch::SpriteBatch, Color, DrawMode, DrawParam, Mesh, Rect, StrokeOptions,
+};
+use ggez::mint::{Point2, Vector2};
+use ggez::{Context, GameResult};
+use rand::{
+    distributions::{Distribution, Standard},
+    Rng,
+};
+
+use std::time::Instant;
+#[derive(Clone, Copy, PartialEq)]
+pub enum Occupant {
+    None,
+    Green,
+    Yellow,
+    Diamond,
+    Red,
+    Explosion { frame: usize, timer: Instant },
+}
+
+impl Distribution<Occupant> for Standard {
+    fn sample<R: Rng + ?Sized>(&self, rng: &mut R) -> Occupant {
+        match rng.gen_range(0..=3) {
+            0 => Occupant::Green,
+            1 => Occupant::Yellow,
+            2 => Occupant::Diamond,
+            3 => Occupant::Red,
+            _ => Occupant::None,
+        }
+    }
+}
+
+#[derive(Clone, Copy)]
+pub struct Cell {
+    pub occupant: Occupant,
+    position: Point2<f32>,
+    hover: bool,
+    clicked: bool,
+}
+
+impl Cell {
+    pub fn new(position: Point2<f32>) -> Cell {
+        Cell {
+            occupant: rand::random(),
+            position,
+            hover: false,
+            clicked: false,
+        }
+    }
+
+    pub fn contains(&self, position: Point2<f32>) -> bool {
+        position.x > self.position.x
+            && position.y > self.position.y
+            && position.x < self.position.x + constants::TILE_WIDTH * constants::TILE_SCALE
+            && position.y < self.position.y + constants::TILE_WIDTH * constants::TILE_SCALE
+    }
+
+    pub fn moveable(&self) -> bool {
+        //!matches!(self.occupant, Occupant::Explosion{ ..} | Occupant::None)
+        match self.occupant {
+            Occupant::Explosion { .. } => false,
+            Occupant::None => false,
+            _ => true,
+        }
+    }
+
+    pub fn clicked_on(&mut self) {
+        self.clicked = true;
+    }
+
+    pub fn clicked_off(&mut self) {
+        self.clicked = false;
+    }
+
+    pub fn hover_on(&mut self) {
+        self.hover = true;
+    }
+
+    pub fn hover_off(&mut self) {
+        self.hover = false;
+    }
+
+    pub fn draw(&self, context: &mut Context, spritebatch: &mut SpriteBatch) -> GameResult {
+        let source = match self.occupant {
+            Occupant::None => None,
+            Occupant::Explosion { frame, .. } => match frame {
+                0 => Some(Rect::new(0.0, 0.5, 0.25, 0.5)),
+                1 => Some(Rect::new(0.25, 0.5, 0.25, 0.5)),
+                2 => Some(Rect::new(0.50, 0.5, 0.25, 0.5)),
+                3 => Some(Rect::new(0.75, 0.5, 0.25, 0.5)),
+                _ => None,
+            },
+            Occupant::Green => Some(Rect::new(0.0, 0.0, 0.25, 0.5)),
+            Occupant::Yellow => Some(Rect::new(0.25, 0.0, 0.25, 0.5)),
+            Occupant::Diamond => Some(Rect::new(0.50, 0.0, 0.25, 0.5)),
+            Occupant::Red => Some(Rect::new(0.75, 0.0, 0.25, 0.5)),
+        };
+
+        if let Some(source) = source {
+            spritebatch.add(
+                DrawParam::default()
+                    .src(source)
+                    .dest(self.position)
+                    .scale(Vector2 {
+                        x: constants::TILE_SCALE,
+                        y: constants::TILE_SCALE,
+                    }),
+            );
+        }
+
+        if self.hover {
+            let mesh = Mesh::new_rectangle(
+                context,
+                DrawMode::Stroke(StrokeOptions::default()),
+                Rect::new(
+                    self.position.x,
+                    self.position.y,
+                    constants::TILE_WIDTH * constants::TILE_SCALE,
+                    constants::TILE_HEIGHT * constants::TILE_SCALE,
+                ),
+                Color::from_rgb(255, 100, 100),
+            )?;
+            graphics::draw(context, &mesh, DrawParam::default())?;
+        }
+        if self.clicked {
+            let mesh = Mesh::new_rectangle(
+                context,
+                DrawMode::Stroke(StrokeOptions::default()),
+                Rect::new(
+                    self.position.x,
+                    self.position.y,
+                    constants::TILE_WIDTH * constants::TILE_SCALE,
+                    constants::TILE_HEIGHT * constants::TILE_SCALE,
+                ),
+                Color::from_rgb(100, 255, 100),
+            )?;
+            graphics::draw(context, &mesh, DrawParam::default())?;
+        }
+        Ok(())
+    }
+}
-- 
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