diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/main.rs | 114 |
1 files changed, 84 insertions, 30 deletions
diff --git a/src/main.rs b/src/main.rs index cef5b84..0fa52ab 100644 --- a/src/main.rs +++ b/src/main.rs @@ -10,6 +10,7 @@ use rand::{ distributions::{Distribution, Standard}, Rng, }; +use std::time::Instant; pub const TILE_SCALE: f32 = 3.0; pub const TILE_HEIGHT: f32 = 16.0; @@ -27,7 +28,7 @@ enum Occupant { Yellow, Diamond, Red, - Explosion, + Explosion { frame: usize, timer: Instant }, } impl Distribution<Occupant> for Standard { @@ -91,11 +92,17 @@ impl Cell { pub fn draw(&self, context: &mut Context, spritebatch: &mut SpriteBatch) -> GameResult { let source = match self.occupant { Occupant::None => None, - Occupant::Explosion => None, - Occupant::Green => Some(Rect::new(0.0, 0.0, 0.25, 1.0)), - Occupant::Yellow => Some(Rect::new(0.25, 0.0, 0.25, 1.0)), - Occupant::Diamond => Some(Rect::new(0.50, 0.0, 0.25, 1.0)), - Occupant::Red => Some(Rect::new(0.75, 0.0, 0.25, 1.0)), + 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 { @@ -154,7 +161,7 @@ impl Game { let mut background = Image::new(context, "/background.png")?; background.set_filter(FilterMode::Nearest); - let mut image = Image::new(context, "/gem.png")?; + let mut image = Image::new(context, "/tileset.png")?; image.set_filter(FilterMode::Nearest); image.set_wrap(WrapMode::Mirror, WrapMode::Mirror); @@ -180,32 +187,14 @@ impl Game { background, }) } -} - -impl EventHandler for Game { - fn update(&mut self, context: &mut Context) -> GameResult { - for row in self.grid.iter_mut() { - for cell in row.iter_mut() { - cell.hover_off(); - } - } - - let position = mouse::position(context); - - for row in self.grid.iter_mut() { - for cell in row.iter_mut() { - if cell.contains(position) { - cell.hover_on(); - } - } - } + fn update_explosions(&mut self) { let mut last = Occupant::None; let mut connected = Vec::new(); for i in 0..COLUMNS { let mut c = Vec::new(); for j in 0..ROWS { - if self.grid[i][j].occupant == last { + if self.grid[i][j].occupant == last && last != Occupant::None { c.push((i, j)); c.push((i, j - 1)); } else { @@ -221,7 +210,10 @@ impl EventHandler for Game { for c in connected.iter() { if c.len() > 3 { for (i, j) in c.iter() { - self.grid[*i][*j].occupant = Occupant::Explosion; + self.grid[*i][*j].occupant = Occupant::Explosion { + frame: 0, + timer: Instant::now(), + }; } } } @@ -230,7 +222,7 @@ impl EventHandler for Game { for i in 0..COLUMNS { let mut c = Vec::new(); for j in 0..ROWS { - if self.grid[j][i].occupant == last { + if self.grid[j][i].occupant == last && last != Occupant::None { c.push((j, i)); c.push((j - 1, i)); } else { @@ -246,10 +238,72 @@ impl EventHandler for Game { for c in connected.iter() { if c.len() > 3 { for (j, i) in c.iter() { - self.grid[*j][*i].occupant = Occupant::Explosion; + self.grid[*j][*i].occupant = Occupant::Explosion { + frame: 0, + timer: Instant::now(), + }; + } + } + } + } + + fn update_dropping(&mut self) { + /* + for (i, row) in self.grid.iter_mut().enumerate() { + for (j, cell) in row.iter_mut().enumerate() { + println!("a"); + } + } + */ + } + + fn update_frames(&mut self) { + for row in self.grid.iter_mut() { + for cell in row.iter_mut() { + let mut done = false; + if let Occupant::Explosion { + ref mut frame, + ref mut timer, + } = cell.occupant + { + if timer.elapsed().as_millis() > 500 { + if *frame < 4 { + *frame += 1; + *timer = Instant::now(); + } else { + done = true; + } + } + } + if done { + cell.occupant = Occupant::None; } } } + } +} + +impl EventHandler for Game { + fn update(&mut self, context: &mut Context) -> GameResult { + for row in self.grid.iter_mut() { + for cell in row.iter_mut() { + cell.hover_off(); + } + } + + let position = mouse::position(context); + + for row in self.grid.iter_mut() { + for cell in row.iter_mut() { + if cell.contains(position) { + cell.hover_on(); + } + } + } + + self.update_explosions(); + self.update_frames(); + self.update_dropping(); Ok(()) } |