agb/examples/the-hat-chooses-the-wizard/src/splash_screen.rs

102 lines
2.4 KiB
Rust

use super::sfx::MusicBox;
use agb::{
display::tiled::{RegularMap, TileFormat, TileSet, TileSetting, TiledMap, VRamManager},
sound::mixer::Mixer,
};
agb::include_gfx!("gfx/splash_screens.toml");
pub enum SplashScreen {
Start,
End,
}
pub fn show_splash_screen(
which: SplashScreen,
mut mixer: Option<&mut Mixer>,
mut music_box: Option<&mut MusicBox>,
map: &mut RegularMap,
vram: &mut VRamManager,
) {
map.set_scroll_pos((0i16, 0i16).into());
let tileset = match which {
SplashScreen::Start => TileSet::new(splash_screens::splash.tiles, TileFormat::FourBpp),
SplashScreen::End => TileSet::new(
splash_screens::thanks_for_playing.tiles,
TileFormat::FourBpp,
),
};
let vblank = agb::interrupt::VBlank::get();
let mut input = agb::input::ButtonController::new();
if let Some(ref mut mixer) = mixer {
if let Some(ref mut music_box) = music_box {
music_box.before_frame(mixer);
}
mixer.frame();
}
vblank.wait_for_vblank();
if let Some(ref mut mixer) = mixer {
mixer.after_vblank();
}
for y in 0..20u16 {
for x in 0..30u16 {
map.set_tile(
vram,
(x, y).into(),
&tileset,
TileSetting::from_raw(y * 30 + x),
);
}
if let Some(ref mut mixer) = mixer {
if let Some(ref mut music_box) = music_box {
music_box.before_frame(mixer);
}
mixer.frame();
}
vblank.wait_for_vblank();
if let Some(ref mut mixer) = mixer {
mixer.after_vblank();
}
}
map.commit(vram);
vram.set_background_palettes(splash_screens::PALETTES);
map.show();
loop {
input.update();
if input.is_just_pressed(
agb::input::Button::A
| agb::input::Button::B
| agb::input::Button::START
| agb::input::Button::SELECT,
) {
break;
}
if let Some(ref mut mixer) = mixer {
if let Some(ref mut music_box) = music_box {
music_box.before_frame(mixer);
}
mixer.frame();
}
vblank.wait_for_vblank();
if let Some(ref mut mixer) = mixer {
mixer.after_vblank();
}
}
map.hide();
map.clear(vram);
}