496 lines
20 KiB
Rust
496 lines
20 KiB
Rust
use super::{
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gamelog, rex_assets::RexAssets, CombatStats, Equipped, Hidden, HungerClock, HungerState, InBackpack, Map, Name,
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Player, Point, Position, RunState, State, Viewshed,
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};
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use rltk::{Rltk, VirtualKeyCode, RGB};
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use specs::prelude::*;
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use std::collections::BTreeMap;
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pub fn draw_ui(ecs: &World, ctx: &mut Rltk) {
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ctx.draw_hollow_box_double(0, 43, 79, 7, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
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// Render stats
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let combat_stats = ecs.read_storage::<CombatStats>();
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let players = ecs.read_storage::<Player>();
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let hunger = ecs.read_storage::<HungerClock>();
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for (_player, stats, hunger) in (&players, &combat_stats, &hunger).join() {
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let health = format!(" HP {}/{} ", stats.hp, stats.max_hp);
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ctx.print_color_right(36, 43, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), &health);
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ctx.draw_bar_horizontal(38, 43, 34, stats.hp, stats.max_hp, RGB::named(rltk::RED), RGB::named(rltk::BLACK));
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match hunger.state {
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HungerState::Satiated => {
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ctx.print_color_right(72, 42, RGB::named(rltk::GREEN), RGB::named(rltk::BLACK), "Satiated")
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}
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HungerState::Normal => {}
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HungerState::Hungry => {
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ctx.print_color_right(72, 42, RGB::named(rltk::BROWN1), RGB::named(rltk::BLACK), "Hungry")
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}
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HungerState::Weak => {
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ctx.print_color_right(72, 42, RGB::named(rltk::ORANGE), RGB::named(rltk::BLACK), "Weak")
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}
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HungerState::Fainting => {
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ctx.print_color_right(72, 42, RGB::named(rltk::RED), RGB::named(rltk::BLACK), "Fainting")
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}
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}
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}
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// Render the message log at [1, 46], descending, with 6 lines.
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gamelog::print_log(&mut rltk::BACKEND_INTERNAL.lock().consoles[0].console, Point::new(1, 44), true, 6);
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// Render depth
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let map = ecs.fetch::<Map>();
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let depth = format!(" D{} ", map.depth);
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ctx.print_color_right(78, 43, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), &depth);
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// Render turn
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ctx.print_color_right(
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78,
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50,
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RGB::named(rltk::YELLOW),
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RGB::named(rltk::BLACK),
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&format!(" T{} ", crate::gamelog::get_event_count("Turn")),
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);
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// Render mouse cursor
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let mouse_pos = ctx.mouse_pos();
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ctx.set_bg(mouse_pos.0, mouse_pos.1, RGB::named(rltk::YELLOW));
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draw_tooltips(ecs, ctx);
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}
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fn draw_tooltips(ecs: &World, ctx: &mut Rltk) {
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let map = ecs.fetch::<Map>();
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let names = ecs.read_storage::<Name>();
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let positions = ecs.read_storage::<Position>();
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let hidden = ecs.read_storage::<Hidden>();
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let mouse_pos = ctx.mouse_pos();
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if mouse_pos.0 >= map.width || mouse_pos.1 >= map.height {
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return;
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}
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let mut tooltip: Vec<String> = Vec::new();
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for (name, position, _hidden) in (&names, &positions, !&hidden).join() {
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let idx = map.xy_idx(position.x, position.y);
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if position.x == mouse_pos.0 && position.y == mouse_pos.1 && map.visible_tiles[idx] {
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tooltip.push(name.name.to_string());
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}
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}
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if !tooltip.is_empty() {
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if mouse_pos.0 > 40 {
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let arrow_pos = Point::new(mouse_pos.0 - 2, mouse_pos.1);
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let left_x = mouse_pos.0 - 3;
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let mut y = mouse_pos.1;
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for s in tooltip.iter() {
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for i in 0..2 {
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ctx.print_color(
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arrow_pos.x - i,
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y,
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RGB::named(rltk::WHITE),
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RGB::named(rltk::GREY),
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&" ".to_string(),
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);
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}
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ctx.print_color_right(left_x, y, RGB::named(rltk::WHITE), RGB::named(rltk::GREY), s);
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y += 1;
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}
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ctx.print_color(
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arrow_pos.x,
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arrow_pos.y,
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RGB::named(rltk::WHITE),
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RGB::named(rltk::GREY),
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&"->".to_string(),
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);
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} else {
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let arrow_pos = Point::new(mouse_pos.0 + 1, mouse_pos.1);
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let left_x = mouse_pos.0 + 3;
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let mut y = mouse_pos.1;
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for s in tooltip.iter() {
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for i in 0..2 {
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ctx.print_color(
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arrow_pos.x + 1 + i,
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y,
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RGB::named(rltk::WHITE),
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RGB::named(rltk::GREY),
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&" ".to_string(),
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);
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}
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ctx.print_color(left_x + 1, y, RGB::named(rltk::WHITE), RGB::named(rltk::DARKGREY), s);
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y += 1;
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}
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ctx.print_color(
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arrow_pos.x,
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arrow_pos.y,
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RGB::named(rltk::WHITE),
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RGB::named(rltk::GREY),
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&"<-".to_string(),
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);
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}
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}
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}
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#[derive(PartialEq, Copy, Clone)]
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pub enum ItemMenuResult {
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Cancel,
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NoResponse,
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Selected,
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}
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pub fn show_inventory(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
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let player_entity = gs.ecs.fetch::<Entity>();
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let names = gs.ecs.read_storage::<Name>();
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let backpack = gs.ecs.read_storage::<InBackpack>();
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let entities = gs.ecs.entities();
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// FIXME: This is unwieldy. Having a separate data structure for (items, id) and (items, count) is not good.
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// But it works, and this might get cut anyway as I get further along in the design, so leaving as is atm.
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let mut inventory_ids: BTreeMap<String, Entity> = BTreeMap::new();
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let mut player_inventory: BTreeMap<(String, String), i32> = BTreeMap::new();
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for (entity, _pack, name) in (&entities, &backpack, &names).join().filter(|item| item.1.owner == *player_entity) {
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player_inventory
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.entry((name.name.to_string(), name.plural.to_string()))
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.and_modify(|count| *count += 1)
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.or_insert(1);
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inventory_ids.entry(name.name.to_string()).or_insert(entity);
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}
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let count = player_inventory.len();
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let mut y = (25 - (count / 2)) as i32;
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ctx.draw_box(15, y - 2, 45, (count + 3) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
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ctx.print_color(18, y - 2, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "Inventory");
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ctx.print_color(18, y + count as i32 + 1, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "ESC to cancel");
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let mut j = 0;
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for (name, item_count) in &player_inventory {
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// Print the character required to access this item. i.e. (a)
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ctx.set(17, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437('('));
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ctx.set(18, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
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ctx.set(19, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437(')'));
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let mut x = 21;
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if item_count > &1 {
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// If more than one, print the number and pluralise
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// i.e. (a) 3 daggers
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ctx.print(x, y, item_count);
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x += 2;
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ctx.print(x, y, name.1.to_string());
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} else {
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if ['a', 'e', 'i', 'o', 'u'].iter().any(|&v| name.0.starts_with(v)) {
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// If one and starts with a vowel, print 'an'
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// i.e. (a) an apple
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ctx.print(x, y, "an");
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x += 3;
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} else {
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// If one and not a vowel, print 'a'
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// i.e. (a) a dagger
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ctx.print(x, y, "a");
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x += 2;
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}
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ctx.print(x, y, name.0.to_string());
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}
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y += 1;
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j += 1;
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}
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match ctx.key {
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None => (ItemMenuResult::NoResponse, None),
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Some(key) => match key {
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VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
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_ => {
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let selection = rltk::letter_to_option(key);
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if selection > -1 && selection < count as i32 {
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return (ItemMenuResult::Selected, Some(*inventory_ids.iter().nth(selection as usize).unwrap().1));
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}
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(ItemMenuResult::NoResponse, None)
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}
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},
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}
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}
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pub fn drop_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
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let player_entity = gs.ecs.fetch::<Entity>();
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let names = gs.ecs.read_storage::<Name>();
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let backpack = gs.ecs.read_storage::<InBackpack>();
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let entities = gs.ecs.entities();
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let mut inventory_ids: BTreeMap<String, Entity> = BTreeMap::new();
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let mut player_inventory: BTreeMap<(String, String), i32> = BTreeMap::new();
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for (entity, _pack, name) in (&entities, &backpack, &names).join().filter(|item| item.1.owner == *player_entity) {
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player_inventory
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.entry((name.name.to_string(), name.plural.to_string()))
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.and_modify(|count| *count += 1)
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.or_insert(1);
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inventory_ids.entry(name.name.to_string()).or_insert(entity);
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}
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let count = player_inventory.len();
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let mut y = (25 - (count / 2)) as i32;
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ctx.draw_box(15, y - 2, 45, (count + 3) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
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ctx.print_color(18, y - 2, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "Drop what?");
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ctx.print_color(18, y + count as i32 + 1, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "ESC to cancel");
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let mut j = 0;
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for (name, item_count) in &player_inventory {
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// Print the character required to access this item. i.e. (a)
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ctx.set(17, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437('('));
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ctx.set(18, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
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ctx.set(19, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437(')'));
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let mut x = 21;
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if item_count > &1 {
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// If more than one, print the number and pluralise
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// i.e. (a) 3 daggers
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ctx.print(x, y, item_count);
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x += 2;
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ctx.print(x, y, name.1.to_string());
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} else {
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if ['a', 'e', 'i', 'o', 'u'].iter().any(|&v| name.0.starts_with(v)) {
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// If one and starts with a vowel, print 'an'
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// i.e. (a) an apple
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ctx.print(x, y, "an");
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x += 3;
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} else {
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// If one and not a vowel, print 'a'
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// i.e. (a) a dagger
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ctx.print(x, y, "a");
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x += 2;
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}
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ctx.print(x, y, name.0.to_string());
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}
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y += 1;
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j += 1;
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}
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match ctx.key {
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None => (ItemMenuResult::NoResponse, None),
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Some(key) => match key {
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VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
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_ => {
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let selection = rltk::letter_to_option(key);
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if selection > -1 && selection < count as i32 {
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return (ItemMenuResult::Selected, Some(*inventory_ids.iter().nth(selection as usize).unwrap().1));
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}
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(ItemMenuResult::NoResponse, None)
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}
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},
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}
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}
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pub fn remove_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
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let player_entity = gs.ecs.fetch::<Entity>();
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let names = gs.ecs.read_storage::<Name>();
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let backpack = gs.ecs.read_storage::<Equipped>();
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let entities = gs.ecs.entities();
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let inventory = (&backpack, &names).join().filter(|item| item.0.owner == *player_entity);
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let count = inventory.count();
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let mut y = (25 - (count / 2)) as i32;
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ctx.draw_box(15, y - 2, 31, (count + 3) as i32, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK));
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ctx.print_color(18, y - 2, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "Remove what?");
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ctx.print_color(18, y + count as i32 + 1, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "ESC to cancel");
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let mut equippable: Vec<Entity> = Vec::new();
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let mut j = 0;
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for (entity, _pack, name) in (&entities, &backpack, &names).join().filter(|item| item.1.owner == *player_entity) {
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ctx.set(17, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437('('));
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ctx.set(18, y, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), 97 + j as rltk::FontCharType);
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ctx.set(19, y, RGB::named(rltk::WHITE), RGB::named(rltk::BLACK), rltk::to_cp437(')'));
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ctx.print(21, y, &name.name.to_string());
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equippable.push(entity);
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y += 1;
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j += 1;
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}
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match ctx.key {
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None => (ItemMenuResult::NoResponse, None),
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Some(key) => match key {
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VirtualKeyCode::Escape => (ItemMenuResult::Cancel, None),
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_ => {
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let selection = rltk::letter_to_option(key);
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if selection > -1 && selection < count as i32 {
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return (ItemMenuResult::Selected, Some(equippable[selection as usize]));
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}
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(ItemMenuResult::NoResponse, None)
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}
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},
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}
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}
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pub fn ranged_target(gs: &mut State, ctx: &mut Rltk, range: i32, aoe: i32) -> (ItemMenuResult, Option<Point>) {
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let player_entity = gs.ecs.fetch::<Entity>();
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let player_pos = gs.ecs.fetch::<Point>();
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let viewsheds = gs.ecs.read_storage::<Viewshed>();
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ctx.print_color(5, 0, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "select target");
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// Highlight available cells
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let mut available_cells = Vec::new();
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let visible = viewsheds.get(*player_entity);
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if let Some(visible) = visible {
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// We have a viewshed
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for idx in visible.visible_tiles.iter() {
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let distance = rltk::DistanceAlg::Pythagoras.distance2d(*player_pos, *idx);
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if distance <= range as f32 {
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ctx.set_bg(idx.x, idx.y, RGB::named(rltk::BLUE));
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available_cells.push(idx);
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}
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}
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} else {
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return (ItemMenuResult::Cancel, None);
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}
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// Draw mouse cursor
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let mouse_pos = ctx.mouse_pos();
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let map = gs.ecs.fetch::<Map>();
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let mut valid_target = false;
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for idx in available_cells.iter() {
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if idx.x == mouse_pos.0 && idx.y == mouse_pos.1 {
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valid_target = true;
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}
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}
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if valid_target {
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if aoe > 0 {
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let mut blast_tiles = rltk::field_of_view(Point::new(mouse_pos.0, mouse_pos.1), aoe, &*map);
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blast_tiles.retain(|p| p.x > 0 && p.x < map.width - 1 && p.y > 0 && p.y < map.height - 1);
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for tile in blast_tiles.iter() {
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ctx.set_bg(tile.x, tile.y, RGB::named(rltk::DARKCYAN));
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}
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}
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ctx.set_bg(mouse_pos.0, mouse_pos.1, RGB::named(rltk::CYAN));
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if ctx.left_click {
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return (ItemMenuResult::Selected, Some(Point::new(mouse_pos.0, mouse_pos.1)));
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}
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} else {
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ctx.set_bg(mouse_pos.0, mouse_pos.1, RGB::named(rltk::RED));
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if ctx.left_click {
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return (ItemMenuResult::Cancel, None);
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}
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}
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(ItemMenuResult::NoResponse, None)
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}
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#[derive(PartialEq, Copy, Clone)]
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pub enum MainMenuSelection {
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NewGame,
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LoadGame,
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Quit,
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}
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#[derive(PartialEq, Copy, Clone)]
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pub enum MainMenuResult {
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NoSelection { selected: MainMenuSelection },
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Selected { selected: MainMenuSelection },
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}
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pub fn main_menu(gs: &mut State, ctx: &mut Rltk) -> MainMenuResult {
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let save_exists = super::saveload_system::does_save_exist();
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let runstate = gs.ecs.fetch::<RunState>();
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let assets = gs.ecs.fetch::<RexAssets>();
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ctx.render_xp_sprite(&assets.menu, 0, 0);
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ctx.print_color(50, 26, RGB::named(rltk::GREEN), RGB::from_f32(0.11, 0.11, 0.11), "RUST-RL");
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if let RunState::MainMenu { menu_selection: selection } = *runstate {
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let mut y = 29;
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if selection == MainMenuSelection::NewGame {
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ctx.print_color(47, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "[");
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ctx.print_color(49, y, RGB::named(rltk::GREEN), RGB::from_f32(0.11, 0.11, 0.11), "new game");
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ctx.print_color(58, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "]");
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} else {
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ctx.print_color(49, y, RGB::named(rltk::WHITE), RGB::from_f32(0.11, 0.11, 0.11), "new game");
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}
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y += 2;
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if save_exists {
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if selection == MainMenuSelection::LoadGame {
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ctx.print_color(46, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "[");
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ctx.print_color(48, y, RGB::named(rltk::GREEN), RGB::from_f32(0.11, 0.11, 0.11), "load game");
|
|
ctx.print_color(58, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "]");
|
|
} else {
|
|
ctx.print_color(48, y, RGB::named(rltk::WHITE), RGB::from_f32(0.11, 0.11, 0.11), "load game");
|
|
}
|
|
y += 2;
|
|
}
|
|
if selection == MainMenuSelection::Quit {
|
|
ctx.print_color(47, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "[");
|
|
ctx.print_color(49, y, RGB::named(rltk::GREEN), RGB::from_f32(0.11, 0.11, 0.11), "goodbye!");
|
|
ctx.print_color(58, y, RGB::named(rltk::YELLOW), RGB::from_f32(0.11, 0.11, 0.11), "]");
|
|
} else {
|
|
ctx.print_color(53, y, RGB::named(rltk::WHITE), RGB::from_f32(0.11, 0.11, 0.11), "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::Quit,
|
|
MainMenuSelection::LoadGame => new_selection = MainMenuSelection::NewGame,
|
|
MainMenuSelection::Quit => new_selection = MainMenuSelection::LoadGame,
|
|
}
|
|
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::LoadGame,
|
|
MainMenuSelection::LoadGame => new_selection = MainMenuSelection::Quit,
|
|
MainMenuSelection::Quit => new_selection = MainMenuSelection::NewGame,
|
|
}
|
|
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 GameOverResult {
|
|
NoSelection,
|
|
QuitToMenu,
|
|
}
|
|
|
|
pub fn game_over(ctx: &mut Rltk) -> GameOverResult {
|
|
ctx.print_color_centered(15, RGB::named(rltk::YELLOW), RGB::named(rltk::BLACK), "Your journey has ended!");
|
|
ctx.print_color_centered(
|
|
17,
|
|
RGB::named(rltk::WHITE),
|
|
RGB::named(rltk::BLACK),
|
|
format!("You died after {} turns.", crate::gamelog::get_event_count("Turn")),
|
|
);
|
|
|
|
ctx.print_color_centered(
|
|
19,
|
|
RGB::named(rltk::MAGENTA),
|
|
RGB::named(rltk::BLACK),
|
|
"Press Escape to return to the menu.",
|
|
);
|
|
|
|
match ctx.key {
|
|
None => GameOverResult::NoSelection,
|
|
Some(key) => match key {
|
|
VirtualKeyCode::Escape => GameOverResult::QuitToMenu,
|
|
_ => GameOverResult::NoSelection,
|
|
},
|
|
}
|
|
}
|