rust-rl/src/gui/mod.rs
Llywelwyn 454a8c7028 refactors hunger system
still works the same way, just cleaner
2023-08-20 17:27:11 +01:00

989 lines
39 KiB
Rust

use super::{
ai::CARRY_CAPACITY_PER_STRENGTH, camera, gamelog, gamesystem, hunger_system::get_hunger_colour,
hunger_system::get_hunger_state, rex_assets::RexAssets, ArmourClassBonus, Attributes, Burden, Charges, Equipped,
Hidden, HungerClock, HungerState, InBackpack, MagicItem, MagicItemClass, Map, MasterDungeonMap, Name,
ObfuscatedName, Player, Point, Pools, Position, Prop, Renderable, RunState, Skill, Skills, State, Viewshed,
};
use rltk::prelude::*;
use specs::prelude::*;
use std::collections::BTreeMap;
mod cheat_menu;
mod letter_to_option;
mod tooltip;
pub use cheat_menu::*;
pub fn draw_lerping_bar(
ctx: &mut Rltk,
sx: i32,
sy: i32,
width: i32,
n: i32,
max: i32,
full_colour: RGB,
empty_colour: RGB,
) {
let percent = n as f32 / max as f32;
let fill_width = (percent * width as f32) as i32;
let bg = empty_colour.lerp(full_colour, percent);
let fg = RGB::named(rltk::BLACK);
for x in 0..width {
if x <= fill_width {
ctx.print_color(sx + x, sy, fg, bg, " ");
} else {
ctx.print_color(sx + x, sy, RGB::named(rltk::BLACK), RGB::named(rltk::BLACK), " ");
}
}
ctx.print(sx - 1, sy, "[");
let health = format!("{}/{}", n, max);
ctx.print_color(sx + 1, sy, fg, bg, health);
ctx.print(sx + width, sy, "]");
}
pub fn draw_ui(ecs: &World, ctx: &mut Rltk) {
ctx.draw_hollow_box(0, 0, 70, 8, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK)); // Log box
ctx.draw_hollow_box(0, 9, 70, 42, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK)); // Camera box
ctx.draw_hollow_box(0, 52, 70, 3, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK)); // Stats box
ctx.draw_hollow_box(71, 0, 33, 55, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK)); // Side box
// Render stats
let pools = ecs.read_storage::<Pools>();
let attributes = ecs.read_storage::<Attributes>();
let players = ecs.read_storage::<Player>();
let hunger = ecs.read_storage::<HungerClock>();
let burden = ecs.read_storage::<Burden>();
let skills = ecs.read_storage::<Skills>();
for (_player, stats, attributes, hunger, skills) in (&players, &pools, &attributes, &hunger, &skills).join() {
// Draw hp/mana bars
draw_lerping_bar(
ctx,
2,
53,
22,
stats.hit_points.current,
stats.hit_points.max,
RGB::from_u8(0, 255, 0),
RGB::from_u8(255, 0, 0),
);
draw_lerping_bar(
ctx,
2,
54,
22,
stats.mana.current,
stats.mana.max,
RGB::named(rltk::BLUE),
RGB::named(rltk::BLACK),
);
// Draw AC
let skill_ac_bonus = gamesystem::skill_bonus(Skill::Defence, &*skills);
let mut armour_ac_bonus = 0;
let equipped = ecs.read_storage::<Equipped>();
let ac = ecs.read_storage::<ArmourClassBonus>();
let player_entity = ecs.fetch::<Entity>();
for (wielded, ac) in (&equipped, &ac).join() {
if wielded.owner == *player_entity {
armour_ac_bonus += ac.amount;
}
}
let armour_class = stats.bac - attributes.dexterity.bonus - skill_ac_bonus - armour_ac_bonus;
ctx.print_color(26, 53, RGB::named(rltk::PINK), RGB::named(rltk::BLACK), "AC");
ctx.print_color(28, 53, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), armour_class);
// Draw level
ctx.print_color(
26,
54,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
format!("XP{}/{}", stats.level, stats.xp),
);
// Draw attributes
let x = 38;
ctx.print_color(x, 53, RGB::named(rltk::RED), RGB::named(rltk::BLACK), "STR");
ctx.print_color(x + 3, 53, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.strength.base);
ctx.print_color(x + 7, 53, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "DEX");
ctx.print_color(x + 10, 53, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.dexterity.base);
ctx.print_color(x + 14, 53, RGB::named(rltk::ORANGE), RGB::named(rltk::BLACK), "CON");
ctx.print_color(x + 17, 53, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.constitution.base);
ctx.print_color(x, 54, RGB::named(rltk::CYAN), RGB::named(rltk::BLACK), "INT");
ctx.print_color(x + 3, 54, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.intelligence.base);
ctx.print_color(x + 7, 54, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "WIS");
ctx.print_color(x + 10, 54, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.wisdom.base);
ctx.print_color(x + 14, 54, RGB::named(rltk::PURPLE), RGB::named(rltk::BLACK), "CHA");
ctx.print_color(x + 17, 54, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), attributes.charisma.base);
// Draw hunger
match hunger.state {
HungerState::Satiated => {
ctx.print_color_right(70, 53, get_hunger_colour(hunger.state), RGB::named(rltk::BLACK), "Satiated")
}
HungerState::Normal => {}
HungerState::Hungry => {
ctx.print_color_right(70, 53, get_hunger_colour(hunger.state), RGB::named(rltk::BLACK), "Hungry")
}
HungerState::Weak => {
ctx.print_color_right(70, 53, get_hunger_colour(hunger.state), RGB::named(rltk::BLACK), "Weak")
}
HungerState::Fainting => {
ctx.print_color_right(70, 53, get_hunger_colour(hunger.state), RGB::named(rltk::BLACK), "Fainting")
}
HungerState::Starving => {
ctx.print_color_right(70, 53, get_hunger_colour(hunger.state), RGB::named(rltk::BLACK), "Starving")
}
}
// Burden
if let Some(burden) = burden.get(*player_entity) {
match burden.level {
crate::BurdenLevel::Burdened => {
ctx.print_color_right(70, 50, RGB::named(rltk::BROWN1), RGB::named(rltk::BLACK), "Burdened")
}
crate::BurdenLevel::Strained => {
ctx.print_color_right(70, 50, RGB::named(rltk::ORANGE), RGB::named(rltk::BLACK), "Strained")
}
crate::BurdenLevel::Overloaded => {
ctx.print_color_right(70, 50, RGB::named(rltk::RED), RGB::named(rltk::BLACK), "Overloaded")
}
}
}
if stats.god {
ctx.print_color(20, 20, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "--- GODMODE: ON ---");
}
// Draw equipment
let renderables = ecs.read_storage::<Renderable>();
let mut equipment: Vec<(String, RGB, RGB, rltk::FontCharType)> = Vec::new();
let entities = ecs.entities();
for (entity, _equipped, renderable) in
(&entities, &equipped, &renderables).join().filter(|item| item.1.owner == *player_entity)
{
equipment.push((
obfuscate_name_ecs(ecs, entity).0,
RGB::named(item_colour_ecs(ecs, entity)),
renderable.fg,
renderable.glyph,
));
}
let mut y = 1;
if !equipment.is_empty() {
ctx.print_color(72, y, RGB::named(rltk::BLACK), RGB::named(rltk::WHITE), "Equipment");
let mut j = 0;
for item in equipment {
y += 1;
ctx.set(72, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
j += 1;
ctx.set(74, y, item.2, RGB::named(rltk::BLACK), item.3);
ctx.print_color(76, y, item.1, RGB::named(rltk::BLACK), &item.0);
ctx.print_color(76 + &item.0.len() + 1, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "(worn)");
}
y += 2;
}
// Draw consumables
ctx.print_color(72, y, RGB::named(rltk::BLACK), RGB::named(rltk::WHITE), "Backpack");
ctx.print_color(
81,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
&format!(
"[{:.1}/{} lbs]",
stats.weight,
(attributes.strength.base + attributes.strength.modifiers) * CARRY_CAPACITY_PER_STRENGTH
),
);
y += 1;
let (player_inventory, _inventory_ids) = get_player_inventory(&ecs);
y = print_options(player_inventory, 72, y, ctx).0;
// Draw entities seen on screen
let viewsheds = ecs.read_storage::<Viewshed>();
let renderables = ecs.read_storage::<Renderable>();
let names = ecs.read_storage::<Name>();
let hidden = ecs.read_storage::<Hidden>();
let props = ecs.read_storage::<Prop>();
let map = ecs.fetch::<Map>();
let viewshed = viewsheds.get(*player_entity).unwrap();
let mut seen_entities: Vec<(String, RGB, RGB, u16)> = Vec::new();
for tile in viewshed.visible_tiles.iter() {
let idx = map.xy_idx(tile.x, tile.y);
crate::spatial::for_each_tile_content(idx, |entity| {
let mut draw = false;
if let Some(_) = names.get(entity) {
draw = true;
}
let prop = props.get(entity);
if let Some(_) = prop {
draw = false;
}
let is_hidden = hidden.get(entity);
if let Some(_) = is_hidden {
draw = false;
}
if entity == *player_entity {
draw = false;
}
if draw {
let (render_fg, glyph) = if let Some(renderable) = renderables.get(entity) {
(renderable.fg, renderable.glyph)
} else {
(RGB::named(rltk::WHITE), rltk::to_cp437('-'))
};
seen_entities.push((
obfuscate_name_ecs(ecs, entity).0,
RGB::named(item_colour_ecs(ecs, entity)),
render_fg,
glyph,
));
}
});
}
seen_entities.sort_by(|a, b| b.0.cmp(&a.0));
if !seen_entities.is_empty() {
y += 1;
ctx.print_color(72, y, RGB::named(rltk::BLACK), RGB::named(rltk::WHITE), "In View");
for entity in seen_entities {
y += 1;
ctx.set(72, y, entity.2, RGB::named(rltk::BLACK), entity.3);
ctx.print_color(74, y, entity.1, RGB::named(rltk::BLACK), entity.0);
}
}
}
// Render the message log at [1, 7], ascending, with 7 lines and a max width of 68.
gamelog::print_log(&mut rltk::BACKEND_INTERNAL.lock().consoles[0].console, Point::new(1, 7), false, 7, 68);
// Render id
let map = ecs.fetch::<Map>();
let id = format!("D{}", map.id);
ctx.print_color_right(70, 54, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), &id);
// Render turn
ctx.print_color_right(
64,
54,
RGB::named(rltk::YELLOW),
RGB::named(rltk::BLACK),
&format!("T{}", crate::gamelog::get_event_count("turns")),
);
tooltip::draw_tooltips(ecs, ctx);
}
pub fn get_input_direction(
ecs: &mut World,
ctx: &mut Rltk,
function: fn(i: i32, j: i32, ecs: &mut World) -> RunState,
) -> RunState {
let (_, _, _, _, x_offset, y_offset) = camera::get_screen_bounds(ecs, ctx);
ctx.print_color(
1 + x_offset,
1 + y_offset,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
"In what direction? [0-9]/[YUHJKLBN]",
);
match ctx.key {
None => return RunState::ActionWithDirection { function },
Some(key) => match key {
VirtualKeyCode::Escape => return RunState::AwaitingInput,
// Cardinals
VirtualKeyCode::Left | VirtualKeyCode::Numpad4 | VirtualKeyCode::H => return function(-1, 0, ecs),
VirtualKeyCode::Right | VirtualKeyCode::Numpad6 | VirtualKeyCode::L => return function(1, 0, ecs),
VirtualKeyCode::Up | VirtualKeyCode::Numpad8 | VirtualKeyCode::K => return function(0, -1, ecs),
VirtualKeyCode::Down | VirtualKeyCode::Numpad2 | VirtualKeyCode::J => return function(0, 1, ecs),
// Diagonals
VirtualKeyCode::Numpad9 | VirtualKeyCode::U => return function(1, -1, ecs),
VirtualKeyCode::Numpad7 | VirtualKeyCode::Y => return function(-1, -1, ecs),
VirtualKeyCode::Numpad3 | VirtualKeyCode::N => return function(1, 1, ecs),
VirtualKeyCode::Numpad1 | VirtualKeyCode::B => return function(-1, 1, ecs),
_ => return RunState::ActionWithDirection { function },
},
}
}
#[derive(PartialEq, Copy, Clone)]
pub enum ItemMenuResult {
Cancel,
NoResponse,
Selected,
}
pub fn print_options(
inventory: BTreeMap<UniqueInventoryItem, i32>,
mut x: i32,
mut y: i32,
ctx: &mut Rltk,
) -> (i32, i32) {
let mut j = 0;
let initial_x: i32 = x;
let mut width: i32 = -1;
for (item, item_count) in &inventory {
x = initial_x;
// Print the character required to access this item. i.e. (a)
if j < 26 {
ctx.set(x, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
} else {
// If we somehow have more than 26, start using capitals
ctx.set(x, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 65 - 26 + j as rltk::FontCharType);
}
x += 2;
let fg = RGB::from_u8(item.renderables.0, item.renderables.1, item.renderables.2);
ctx.set(x, y, fg, RGB::named(rltk::BLACK), item.glyph);
x += 2;
let fg = RGB::from_u8(item.rgb.0, item.rgb.1, item.rgb.2);
if item_count > &1 {
// If more than one, print the number and pluralise
// i.e. (a) 3 daggers
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), item_count);
x += 2;
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), item.display_name.plural.to_string());
let this_width = x - initial_x + item.display_name.plural.len() as i32;
width = if width > this_width { width } else { this_width };
} else {
if item.display_name.singular.to_lowercase().ends_with("s") {
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), "some");
x += 5;
} else if ['a', 'e', 'i', 'o', 'u']
.iter()
.any(|&v| item.display_name.singular.to_lowercase().starts_with(v))
{
// If one and starts with a vowel, print 'an'
// i.e. (a) an apple
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), "an");
x += 3;
} else {
// If one and not a vowel, print 'a'
// i.e. (a) a dagger
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), "a");
x += 2;
}
ctx.print_color(x, y, fg, RGB::named(rltk::BLACK), item.display_name.singular.to_string());
let this_width = x - initial_x + item.display_name.singular.len() as i32;
width = if width > this_width { width } else { this_width };
}
y += 1;
j += 1;
}
return (y, width);
}
pub fn get_max_inventory_width(inventory: &BTreeMap<UniqueInventoryItem, i32>) -> i32 {
let mut width: i32 = 0;
for (item, count) in inventory {
let mut this_width = item.display_name.singular.len() as i32;
if count < &1 {
this_width += 6;
if item.display_name.singular.ends_with("s") {
this_width += 5;
} else if ['a', 'e', 'i', 'o', 'u'].iter().any(|&v| item.display_name.singular.starts_with(v)) {
this_width += 3;
}
} else {
this_width += 6;
}
width = if width > this_width { width } else { this_width };
}
return width;
}
// Inside the ECS
pub fn obfuscate_name(
item: Entity,
names: &ReadStorage<Name>,
magic_items: &ReadStorage<MagicItem>,
obfuscated_names: &ReadStorage<ObfuscatedName>,
dm: &MasterDungeonMap,
wand: Option<&ReadStorage<Charges>>,
) -> (String, String) {
let (mut singular, mut plural) = ("nameless item (bug)".to_string(), "nameless items (bug)".to_string());
if let Some(name) = names.get(item) {
if magic_items.get(item).is_some() {
if dm.identified_items.contains(&name.name) {
(singular, plural) = (name.name.clone(), name.plural.clone());
} else if let Some(obfuscated) = obfuscated_names.get(item) {
(singular, plural) = (obfuscated.name.clone(), obfuscated.plural.clone());
} else {
(singular, plural) = ("unid magic item".to_string(), "unid magic items".to_string());
}
} else {
(singular, plural) = (name.name.clone(), name.plural.clone());
}
}
if wand.is_some() {
let wands = wand.unwrap();
if let Some(wand) = wands.get(item) {
let used = wand.max_uses - wand.uses;
for _i in 0..used {
singular.push_str("*");
plural.push_str("*");
}
}
}
return (singular, plural);
}
// Outside the ECS
pub fn obfuscate_name_ecs(ecs: &World, item: Entity) -> (String, String) {
let (mut singular, mut plural) = ("nameless item (bug)".to_string(), "nameless items (bug)".to_string());
if let Some(name) = ecs.read_storage::<Name>().get(item) {
if ecs.read_storage::<MagicItem>().get(item).is_some() {
let dm = ecs.fetch::<MasterDungeonMap>();
if dm.identified_items.contains(&name.name) {
(singular, plural) = (name.name.clone(), name.plural.clone());
} else if let Some(obfuscated) = ecs.read_storage::<ObfuscatedName>().get(item) {
(singular, plural) = (obfuscated.name.clone(), obfuscated.plural.clone());
} else {
(singular, plural) = ("unid magic item".to_string(), "unid magic items".to_string());
}
} else {
(singular, plural) = (name.name.clone(), name.plural.clone());
}
}
if let Some(wand) = ecs.read_storage::<Charges>().get(item) {
let used = wand.max_uses - wand.uses;
for _i in 0..used {
singular.push_str("*");
plural.push_str("*");
}
}
return (singular, plural);
}
/// Gets renderable colour as tuple of u8
pub fn renderable_colour(renderables: &ReadStorage<Renderable>, entity: Entity) -> (u8, u8, u8) {
return if let Some(renderable) = renderables.get(entity) {
((renderable.fg.r * 255.0) as u8, (renderable.fg.g * 255.0) as u8, (renderable.fg.b * 255.0) as u8)
} else {
WHITE
};
}
pub fn item_colour_ecs(ecs: &World, item: Entity) -> (u8, u8, u8) {
let dm = ecs.fetch::<MasterDungeonMap>();
if let Some(name) = ecs.read_storage::<Name>().get(item) {
if let Some(magic) = ecs.read_storage::<MagicItem>().get(item) {
if dm.identified_items.contains(&name.name) {
// If identified magic item, use rarity colour
match magic.class {
MagicItemClass::Common => return WHITE,
MagicItemClass::Uncommon => return GREEN,
MagicItemClass::Rare => return BLUE,
MagicItemClass::VeryRare => return PURPLE,
MagicItemClass::Legendary => return GOLD,
}
} else {
// Unidentified magic item
return GREY;
}
}
}
// If nonmagic, just use white
return WHITE;
}
pub fn item_colour(
item: Entity,
names: &ReadStorage<Name>,
magic_items: &ReadStorage<MagicItem>,
dm: &MasterDungeonMap,
) -> (u8, u8, u8) {
if let Some(name) = names.get(item) {
if let Some(magic) = magic_items.get(item) {
if dm.identified_items.contains(&name.name) {
// If identified magic item, use rarity colour
match magic.class {
MagicItemClass::Common => return WHITE,
MagicItemClass::Uncommon => return GREEN,
MagicItemClass::Rare => return BLUE,
MagicItemClass::VeryRare => return PURPLE,
MagicItemClass::Legendary => return GOLD,
}
} else {
// Unidentified magic item
return GREY;
}
}
}
// If nonmagic, just use white
return WHITE;
}
pub fn show_help(ctx: &mut Rltk) -> YesNoResult {
let mut x = 3;
let mut y = 12;
let height = 22;
let width = 25;
ctx.draw_box(x, y, width, height, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
ctx.print_color(x + 3, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), " Controls ");
ctx.print_color(x + 3, y + height, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), " ESC/? to close ");
x += 2;
y += 2;
ctx.print_color(x, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "MOVE COMMANDS");
y += 2;
ctx.print(x, y, "y k u 7 8 9 > down");
ctx.print(x, y + 1, " \\|/ \\|/");
ctx.print(x, y + 2, "h-.-l 4-.-6 < up");
ctx.print(x, y + 3, " /|\\ /|\\");
ctx.print(x, y + 4, "b j n 1 2 3 . wait");
y += 7;
ctx.print_color(x, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "OBJECT INTERACTION");
y += 2;
ctx.print(x, y, "g get d drop");
y += 1;
ctx.print(x, y, "i use r unequip");
y += 1;
ctx.print(x, y, "o open c close");
y += 1;
ctx.print(x, y, "f force");
y += 2;
ctx.print_color(x, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "MOUSE CONTROL");
y += 2;
ctx.print(x, y, "hover for tooltips");
match ctx.key {
None => YesNoResult::NoSelection,
Some(key) => match key {
VirtualKeyCode::Escape => YesNoResult::Yes,
VirtualKeyCode::Slash => {
if ctx.shift {
return YesNoResult::Yes;
}
return YesNoResult::NoSelection;
}
_ => YesNoResult::NoSelection,
},
}
}
#[derive(PartialEq, Eq, PartialOrd, Ord)]
struct DisplayName {
singular: String,
plural: String,
}
#[derive(PartialEq, Eq, PartialOrd, Ord)]
pub struct UniqueInventoryItem {
display_name: DisplayName,
rgb: (u8, u8, u8),
renderables: (u8, u8, u8),
glyph: u16,
name: String,
}
pub fn get_player_inventory(ecs: &World) -> (BTreeMap<UniqueInventoryItem, i32>, BTreeMap<String, Entity>) {
let player_entity = ecs.fetch::<Entity>();
let names = ecs.read_storage::<Name>();
let backpack = ecs.read_storage::<InBackpack>();
let entities = ecs.entities();
let renderables = ecs.read_storage::<Renderable>();
let mut inventory_ids: BTreeMap<String, Entity> = BTreeMap::new();
let mut player_inventory: BTreeMap<UniqueInventoryItem, i32> = BTreeMap::new();
for (entity, _pack, name, renderable) in
(&entities, &backpack, &names, &renderables).join().filter(|item| item.1.owner == *player_entity)
{
// RGB can't be used as a key. This is converting the RGB (tuple of f32) into a tuple of u8s.
let item_colour = item_colour_ecs(ecs, entity);
let renderables =
((renderable.fg.r * 255.0) as u8, (renderable.fg.g * 255.0) as u8, (renderable.fg.b * 255.0) as u8);
let (singular, plural) = obfuscate_name_ecs(ecs, entity);
player_inventory
.entry(UniqueInventoryItem {
display_name: DisplayName { singular: singular.clone(), plural: plural },
rgb: item_colour,
renderables: renderables,
glyph: renderable.glyph,
name: name.name.clone(),
})
.and_modify(|count| *count += 1)
.or_insert(1);
inventory_ids.entry(singular).or_insert(entity);
}
return (player_inventory, inventory_ids);
}
pub fn show_inventory(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let (player_inventory, inventory_ids) = get_player_inventory(&gs.ecs);
let count = player_inventory.len();
let (x_offset, y_offset) = (1, 10);
ctx.print_color(
1 + x_offset,
1 + y_offset,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
"Interact with what item? [aA-zZ][Esc.]",
);
let x = 1 + x_offset;
let y = 3 + y_offset;
let width = get_max_inventory_width(&player_inventory);
ctx.draw_box(x, y, width + 2, (count + 1) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
print_options(player_inventory, x + 1, y + 1, ctx);
match ctx.key {
None => (ItemMenuResult::NoResponse, None),
Some(key) => match key {
VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
_ => {
let selection = letter_to_option::letter_to_option(key, ctx.shift);
if selection > -1 && selection < count as i32 {
return (ItemMenuResult::Selected, Some(*inventory_ids.iter().nth(selection as usize).unwrap().1));
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn drop_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let (player_inventory, inventory_ids) = get_player_inventory(&gs.ecs);
let count = player_inventory.len();
let (x_offset, y_offset) = (1, 10);
ctx.print_color(
1 + x_offset,
1 + y_offset,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
"Drop what? [aA-zZ][Esc.]",
);
let x = 1 + x_offset;
let y = 3 + y_offset;
let width = get_max_inventory_width(&player_inventory);
ctx.draw_box(x, y, width + 2, (count + 1) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
print_options(player_inventory, x + 1, y + 1, ctx);
match ctx.key {
None => (ItemMenuResult::NoResponse, None),
Some(key) => match key {
VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
_ => {
let selection = rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (ItemMenuResult::Selected, Some(*inventory_ids.iter().nth(selection as usize).unwrap().1));
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn remove_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let backpack = gs.ecs.read_storage::<Equipped>();
let entities = gs.ecs.entities();
let inventory = (&backpack).join().filter(|item| item.owner == *player_entity);
let count = inventory.count();
let (x_offset, y_offset) = (1, 10);
ctx.print_color(
1 + x_offset,
1 + y_offset,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
"Unequip what? [aA-zZ][Esc.]",
);
let mut equippable: Vec<(Entity, String)> = Vec::new();
let mut width = 2;
for (entity, _pack) in (&entities, &backpack).join().filter(|item| item.1.owner == *player_entity) {
let this_name = &obfuscate_name_ecs(&gs.ecs, entity).0;
let this_width = 5 + this_name.len();
width = if width > this_width { width } else { this_width };
equippable.push((entity, this_name.to_string()));
}
let x = 1 + x_offset;
let mut y = 3 + y_offset;
ctx.draw_box(x, y, width, (count + 1) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
y += 1;
let mut j = 0;
let renderables = gs.ecs.read_storage::<Renderable>();
for (e, name) in &equippable {
let (mut fg, glyph) = if let Some(renderable) = renderables.get(*e) {
(renderable.fg, renderable.glyph)
} else {
(RGB::named(rltk::WHITE), rltk::to_cp437('-'))
};
ctx.set(x + 1, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
ctx.set(x + 3, y, fg, RGB::named(rltk::BLACK), glyph);
fg = RGB::named(item_colour_ecs(&gs.ecs, *e));
ctx.print_color(x + 5, y, fg, RGB::named(rltk::BLACK), name);
y += 1;
j += 1;
}
match ctx.key {
None => (ItemMenuResult::NoResponse, None),
Some(key) => match key {
VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
_ => {
let selection = rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (ItemMenuResult::Selected, Some(equippable[selection as usize].0));
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn ranged_target(gs: &mut State, ctx: &mut Rltk, range: i32, aoe: i32) -> (ItemMenuResult, Option<Point>) {
let (min_x, max_x, min_y, max_y, x_offset, y_offset) = camera::get_screen_bounds(&gs.ecs, ctx);
let player_entity = gs.ecs.fetch::<Entity>();
let player_pos = gs.ecs.fetch::<Point>();
let viewsheds = gs.ecs.read_storage::<Viewshed>();
ctx.print_color(
1 + x_offset,
1 + y_offset,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
"Targeting which tile? [mouse input]",
);
// Highlight available cells
let mut available_cells = Vec::new();
let visible = viewsheds.get(*player_entity);
if let Some(visible) = visible {
// We have a viewshed
for idx in visible.visible_tiles.iter() {
let distance = rltk::DistanceAlg::Pythagoras.distance2d(*player_pos, *idx);
if distance <= range as f32 {
let screen_x = idx.x - min_x;
let screen_y = idx.y - min_y;
if screen_x > 1 && screen_x < (max_x - min_x) - 1 && screen_y > 1 && screen_y < (max_y - min_y) - 1 {
ctx.set_bg(screen_x + x_offset, screen_y + y_offset, RGB::named(rltk::BLUE));
available_cells.push(idx);
}
}
}
} else {
return (ItemMenuResult::Cancel, None);
}
// Draw mouse cursor
let mouse_pos = ctx.mouse_pos();
let mut mouse_pos_adjusted = mouse_pos;
mouse_pos_adjusted.0 += min_x - x_offset;
mouse_pos_adjusted.1 += min_y - y_offset;
let map = gs.ecs.fetch::<Map>();
let mut valid_target = false;
for idx in available_cells.iter() {
if idx.x == mouse_pos_adjusted.0 && idx.y == mouse_pos_adjusted.1 {
valid_target = true;
}
}
if valid_target {
if aoe > 0 {
// We adjust for camera position when getting FOV, but then we need to adjust back
// when iterating through the tiles themselves, by taking away min_x/min_y.
let mut blast_tiles =
rltk::field_of_view(Point::new(mouse_pos_adjusted.0, mouse_pos_adjusted.1), aoe, &*map);
blast_tiles.retain(|p| p.x > 0 && p.x < map.width - 1 && p.y > 0 && p.y < map.height - 1);
for tile in blast_tiles.iter() {
ctx.set_bg(tile.x - min_x + x_offset, tile.y - min_y + y_offset, RGB::named(rltk::DARKCYAN));
}
}
ctx.set_bg(mouse_pos.0, mouse_pos.1, RGB::named(rltk::CYAN));
if ctx.left_click {
return (ItemMenuResult::Selected, Some(Point::new(mouse_pos_adjusted.0, mouse_pos_adjusted.1)));
}
} else {
ctx.set_bg(mouse_pos.0, mouse_pos.1, RGB::named(rltk::RED));
if ctx.left_click {
return (ItemMenuResult::Cancel, None);
}
}
(ItemMenuResult::NoResponse, None)
}
#[derive(PartialEq, Copy, Clone)]
pub enum MainMenuSelection {
NewGame,
LoadGame,
Quit,
}
#[derive(PartialEq, Copy, Clone)]
pub enum MainMenuResult {
NoSelection { selected: MainMenuSelection },
Selected { selected: MainMenuSelection },
}
pub fn main_menu(gs: &mut State, ctx: &mut Rltk) -> MainMenuResult {
let save_exists = super::saveload_system::does_save_exist();
let runstate = gs.ecs.fetch::<RunState>();
let assets = gs.ecs.fetch::<RexAssets>();
ctx.render_xp_sprite(&assets.menu, 0, 0);
let x = 46;
let mut y = 26;
let mut height = 8;
if !save_exists {
height -= 1;
}
ctx.draw_box_double(x, y - 4, 13, height, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
ctx.print_color(x + 3, y - 2, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "RUST-RL!");
if let RunState::MainMenu { menu_selection: selection } = *runstate {
if save_exists {
if selection == MainMenuSelection::LoadGame {
ctx.print_color(x + 2, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "[");
ctx.print_color(x + 3, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "continue");
ctx.print_color(x + 11, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "]");
} else {
ctx.print_color(x + 3, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "continue");
}
y += 1;
}
if selection == MainMenuSelection::NewGame {
ctx.print_color(x + 2, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "[");
ctx.print_color(x + 3, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "new game");
ctx.print_color(x + 11, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "]");
} else {
ctx.print_color(x + 3, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "new game");
}
y += 1;
if selection == MainMenuSelection::Quit {
ctx.print_color(x + 2, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "[");
ctx.print_color(x + 3, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "goodbye!");
ctx.print_color(x + 11, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "]");
} else {
ctx.print_color(x + 5, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), "quit");
}
match ctx.key {
None => return MainMenuResult::NoSelection { selected: selection },
Some(key) => match key {
VirtualKeyCode::Escape | VirtualKeyCode::C => {
return MainMenuResult::NoSelection { selected: MainMenuSelection::Quit }
}
VirtualKeyCode::N => return MainMenuResult::NoSelection { selected: MainMenuSelection::NewGame },
VirtualKeyCode::L => return MainMenuResult::NoSelection { selected: MainMenuSelection::LoadGame },
VirtualKeyCode::Up | VirtualKeyCode::Numpad8 | VirtualKeyCode::K => {
let mut new_selection;
match selection {
MainMenuSelection::NewGame => new_selection = MainMenuSelection::LoadGame,
MainMenuSelection::LoadGame => new_selection = MainMenuSelection::Quit,
MainMenuSelection::Quit => new_selection = MainMenuSelection::NewGame,
}
if new_selection == MainMenuSelection::LoadGame && !save_exists {
new_selection = MainMenuSelection::NewGame;
}
return MainMenuResult::NoSelection { selected: new_selection };
}
VirtualKeyCode::Down | VirtualKeyCode::Numpad2 | VirtualKeyCode::J => {
let mut new_selection;
match selection {
MainMenuSelection::NewGame => new_selection = MainMenuSelection::Quit,
MainMenuSelection::LoadGame => new_selection = MainMenuSelection::NewGame,
MainMenuSelection::Quit => new_selection = MainMenuSelection::LoadGame,
}
if new_selection == MainMenuSelection::LoadGame && !save_exists {
new_selection = MainMenuSelection::Quit;
}
return MainMenuResult::NoSelection { selected: new_selection };
}
VirtualKeyCode::Return | VirtualKeyCode::NumpadEnter => {
return MainMenuResult::Selected { selected: selection }
}
_ => return MainMenuResult::NoSelection { selected: selection },
},
}
}
MainMenuResult::NoSelection { selected: MainMenuSelection::NewGame }
}
#[derive(PartialEq, Copy, Clone)]
pub enum YesNoResult {
NoSelection,
Yes,
}
pub fn game_over(ctx: &mut Rltk) -> YesNoResult {
let mut x = 3;
let mut y = 12;
let width = 45;
let height = 20;
ctx.draw_box(x, y, width, height, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
ctx.print_color(x + 3, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "You died!");
ctx.print_color(x + 3, y + height, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "ESC to close");
x += 2;
y += 2;
ctx.print_color(
x,
y,
RGB::named(rltk::GREEN),
RGB::named(rltk::BLACK),
format!("You survived for {} turns.", crate::gamelog::get_event_count("turns")),
);
y += 2;
ctx.print_color(x, y, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), format!("And in the process, you"));
y += 1;
if crate::gamelog::get_event_count("descended") > 0 {
ctx.print_color(
x + 1,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
format!("- descended {} floor(s)", crate::gamelog::get_event_count("descended")),
);
y += 1;
}
if crate::gamelog::get_event_count("kick_count") > 0 {
ctx.print_color(
x + 1,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
format!(
"- kicked {} time(s), breaking {} object(s)",
crate::gamelog::get_event_count("kick_count"),
crate::gamelog::get_event_count("broken_doors")
),
);
y += 1;
}
if crate::gamelog::get_event_count("death_count") > 0 {
ctx.print_color(
x + 1,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
format!("- slew {} other creature(s)", crate::gamelog::get_event_count("death_count")),
);
y += 1;
}
if crate::gamelog::get_event_count("looked_for_help") > 0 {
ctx.print_color(
x + 1,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
format!("- forgot the controls {} time(s)", crate::gamelog::get_event_count("looked_for_help")),
);
}
match ctx.key {
None => YesNoResult::NoSelection,
Some(key) => match key {
VirtualKeyCode::Escape => YesNoResult::Yes,
_ => YesNoResult::NoSelection,
},
}
}