tutorials/roguelike-game
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Split gui menu creation into a sub-module

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This commit is contained in:
Timothy Warren 2022-01-21 11:55:29 -05:00
parent 9a0e931897
commit 2b417847d9
2 changed files with 721 additions and 593 deletions
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599
src/gui.rs
View File

@ -1,20 +1,21 @@
mod enums;
mod menu;
mod tooltip;
use std::cmp::Ordering;
use ::rltk::{Point, Rltk, VirtualKeyCode, RGB};
use ::rltk::{Point, Rltk, RGB};
use ::specs::prelude::*;
pub use enums::*;
pub use menu::*;
use tooltip::draw_tooltips;
use crate::components::{
Attribute, Attributes, Consumable, CursedItem, Equipped, HungerClock, HungerState, InBackpack,
Item, MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Vendor, Viewshed,
Attribute, Attributes, Consumable, CursedItem, Equipped, HungerClock, HungerState, InBackpack, MagicItem, MagicItemClass, Name, ObfuscatedName, Pools, Viewshed,
};
use crate::game_log::GameLog;
use crate::rex_assets::RexAssets;
use crate::{camera, colors, Map, MasterDungeonMap, RunState, State, VendorMode};
use crate::{camera, colors, Map, MasterDungeonMap, State};
pub fn get_item_color(ecs: &World, item: Entity) -> RGB {
let dm = ecs.fetch::<crate::map::MasterDungeonMap>();
@ -280,242 +281,6 @@ fn draw_attribute(name: &str, attribute: &Attribute, y: i32, ctx: &mut Rltk) {
}
}
pub fn show_inventory(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Inventory");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn drop_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Drop Which Item?");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(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 names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<Equipped>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Remove Which Item?",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn ranged_target(
gs: &mut State,
ctx: &mut Rltk,
@ -580,355 +345,3 @@ pub fn ranged_target(
(ItemMenuResult::NoResponse, None)
}
pub fn main_menu(gs: &mut State, ctx: &mut Rltk) -> MainMenuResult {
let save_exists = crate::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);
ctx.draw_box_double(24, 18, 31, 10, colors::WHEAT, colors::BLACK);
ctx.print_color_centered(20, colors::YELLOW, colors::BLACK, "Rust Roguelike");
ctx.print_color_centered(21, colors::CYAN, colors::BLACK, "by Timothy J. Warren");
ctx.print_color_centered(
22,
colors::GRAY,
colors::BLACK,
"Use Up/Down Arrows and Enter",
);
let mut y = 24;
if let RunState::MainMenu {
menu_selection: selection,
} = *runstate
{
if selection == MainMenuSelection::NewGame {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Begin New Game");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Begin New Game");
}
y += 1;
if save_exists {
if selection == MainMenuSelection::LoadGame {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Load Game");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Load Game");
}
y += 1;
}
if selection == MainMenuSelection::Quit {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Quit");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Quit");
}
return match ctx.key {
None => MainMenuResult::NoSelection {
selected: selection,
},
Some(key) => match key {
VirtualKeyCode::Escape => MainMenuResult::NoSelection {
selected: MainMenuSelection::Quit,
},
VirtualKeyCode::Up => MainMenuResult::NoSelection {
selected: match selection {
MainMenuSelection::NewGame => MainMenuSelection::Quit,
MainMenuSelection::LoadGame => MainMenuSelection::NewGame,
MainMenuSelection::Quit => {
if save_exists {
MainMenuSelection::LoadGame
} else {
MainMenuSelection::NewGame
}
}
},
},
VirtualKeyCode::Down => MainMenuResult::NoSelection {
selected: match selection {
MainMenuSelection::NewGame => {
if save_exists {
MainMenuSelection::LoadGame
} else {
MainMenuSelection::Quit
}
}
MainMenuSelection::LoadGame => MainMenuSelection::Quit,
MainMenuSelection::Quit => MainMenuSelection::NewGame,
},
},
VirtualKeyCode::Return => MainMenuResult::Selected {
selected: selection,
},
_ => MainMenuResult::NoSelection {
selected: selection,
},
},
};
}
MainMenuResult::NoSelection {
selected: MainMenuSelection::NewGame,
}
}
pub fn game_over(ctx: &mut Rltk) -> GameOverResult {
ctx.print_color_centered(15, colors::YELLOW, colors::BLACK, "Your journey has ended!");
ctx.print_color_centered(
17,
colors::WHITE,
colors::BLACK,
"One day, we'll tell you all about how you did.",
);
ctx.print_color_centered(
18,
colors::WHITE,
colors::BLACK,
"That day, sadly, is not in this chapter...",
);
ctx.print_color_centered(
20,
colors::MAGENTA,
colors::BLACK,
"Press any key to return to the menu.",
);
match ctx.key {
None => GameOverResult::NoSelection,
Some(_) => GameOverResult::QuitToMenu,
}
}
pub fn show_cheat_mode(_gs: &mut State, ctx: &mut Rltk) -> CheatMenuResult {
let count = 4;
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Cheating!");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('T'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Teleport to next level");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('H'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Heal all wounds");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('R'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Reveal the map");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('G'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "God Mode (No Death)");
match ctx.key {
None => CheatMenuResult::NoResponse,
Some(key) => match key {
VirtualKeyCode::T => CheatMenuResult::TeleportToExit,
VirtualKeyCode::H => CheatMenuResult::Heal,
VirtualKeyCode::R => CheatMenuResult::Reveal,
VirtualKeyCode::G => CheatMenuResult::GodMode,
VirtualKeyCode::Escape => CheatMenuResult::Cancel,
_ => CheatMenuResult::NoResponse,
},
}
}
fn vendor_sell_menu(
gs: &mut State,
ctx: &mut Rltk,
_vendor: Entity,
_mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let items = gs.ecs.read_storage::<Item>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
51,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Sell Which Item? (space to switch to buy mode)",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
for (j, (entity, _pack, name, item)) in (&entities, &backpack, &names, &items)
.join()
.filter(|item| item.1.owner == *player_entity)
.enumerate()
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, &name.name.to_string());
ctx.print(50, y, &format!("{:.1} gp", item.base_value * 0.8));
equippable.push(entity);
y += 1;
}
match ctx.key {
None => (VendorResult::NoResponse, None, None, None),
Some(key) => match key {
VirtualKeyCode::Space => (VendorResult::BuyMode, None, None, None),
VirtualKeyCode::Escape => (VendorResult::Cancel, None, None, None),
_ => {
let selection = rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (
VendorResult::Sell,
Some(equippable[selection as usize]),
None,
None,
);
}
(VendorResult::NoResponse, None, None, None)
}
},
}
}
fn vendor_buy_menu(
gs: &mut State,
ctx: &mut Rltk,
vendor: Entity,
_mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
use crate::raws::*;
let vendors = gs.ecs.read_storage::<Vendor>();
let inventory = get_vendor_items(
&vendors.get(vendor).unwrap().categories,
&RAWS.lock().unwrap(),
);
let count = inventory.len();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
51,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Buy Which Item? (space to switch to sell mode)",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
for (j, sale) in inventory.iter().enumerate() {
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, &sale.0);
ctx.print(50, y, &format!("{:.1} gp", sale.1 * 1.2));
y += 1;
}
match ctx.key {
None => (VendorResult::NoResponse, None, None, None),
Some(key) => match key {
VirtualKeyCode::Space => (VendorResult::SellMode, None, None, None),
VirtualKeyCode::Escape => (VendorResult::Cancel, None, None, None),
_ => {
let selection = ::rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (
VendorResult::Buy,
None,
Some(inventory[selection as usize].0.clone()),
Some(inventory[selection as usize].1),
);
}
(VendorResult::NoResponse, None, None, None)
}
},
}
}
pub fn show_vendor_menu(
gs: &mut State,
ctx: &mut Rltk,
vendor: Entity,
mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
match mode {
VendorMode::Buy => vendor_buy_menu(gs, ctx, vendor, mode),
VendorMode::Sell => vendor_sell_menu(gs, ctx, vendor, mode),
}
}

715
src/gui/menu.rs Normal file
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@ -0,0 +1,715 @@
use ::rltk::{Rltk, VirtualKeyCode, RGB};
use ::specs::prelude::*;
use super::enums::*;
use super::{get_item_color, get_item_display_name};
use crate::components::{
CursedItem, Equipped, InBackpack,
Item, Name, Vendor,
};
use crate::rex_assets::RexAssets;
use crate::{colors, MasterDungeonMap, RunState, State, VendorMode};
pub fn show_inventory(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Inventory");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn drop_item_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Drop Which Item?");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(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 names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<Equipped>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Remove Which Item?",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
let mut j = 0;
#[allow(clippy::explicit_counter_loop)]
for (entity, _pack) in (&entities, &backpack)
.join()
.filter(|item| item.1.owner == *player_entity)
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
colors::BLACK,
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
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]),
);
}
(ItemMenuResult::NoResponse, None)
}
},
}
}
pub fn main_menu(gs: &mut State, ctx: &mut Rltk) -> MainMenuResult {
let save_exists = crate::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);
ctx.draw_box_double(24, 18, 31, 10, colors::WHEAT, colors::BLACK);
ctx.print_color_centered(20, colors::YELLOW, colors::BLACK, "Rust Roguelike");
ctx.print_color_centered(21, colors::CYAN, colors::BLACK, "by Timothy J. Warren");
ctx.print_color_centered(
22,
colors::GRAY,
colors::BLACK,
"Use Up/Down Arrows and Enter",
);
let mut y = 24;
if let RunState::MainMenu {
menu_selection: selection,
} = *runstate
{
if selection == MainMenuSelection::NewGame {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Begin New Game");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Begin New Game");
}
y += 1;
if save_exists {
if selection == MainMenuSelection::LoadGame {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Load Game");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Load Game");
}
y += 1;
}
if selection == MainMenuSelection::Quit {
ctx.print_color_centered(y, colors::MAGENTA, colors::BLACK, "Quit");
} else {
ctx.print_color_centered(y, colors::WHITE, colors::BLACK, "Quit");
}
return match ctx.key {
None => MainMenuResult::NoSelection {
selected: selection,
},
Some(key) => match key {
VirtualKeyCode::Escape => MainMenuResult::NoSelection {
selected: MainMenuSelection::Quit,
},
VirtualKeyCode::Up => MainMenuResult::NoSelection {
selected: match selection {
MainMenuSelection::NewGame => MainMenuSelection::Quit,
MainMenuSelection::LoadGame => MainMenuSelection::NewGame,
MainMenuSelection::Quit => {
if save_exists {
MainMenuSelection::LoadGame
} else {
MainMenuSelection::NewGame
}
}
},
},
VirtualKeyCode::Down => MainMenuResult::NoSelection {
selected: match selection {
MainMenuSelection::NewGame => {
if save_exists {
MainMenuSelection::LoadGame
} else {
MainMenuSelection::Quit
}
}
MainMenuSelection::LoadGame => MainMenuSelection::Quit,
MainMenuSelection::Quit => MainMenuSelection::NewGame,
},
},
VirtualKeyCode::Return => MainMenuResult::Selected {
selected: selection,
},
_ => MainMenuResult::NoSelection {
selected: selection,
},
},
};
}
MainMenuResult::NoSelection {
selected: MainMenuSelection::NewGame,
}
}
pub fn game_over(ctx: &mut Rltk) -> GameOverResult {
ctx.print_color_centered(15, colors::YELLOW, colors::BLACK, "Your journey has ended!");
ctx.print_color_centered(
17,
colors::WHITE,
colors::BLACK,
"One day, we'll tell you all about how you did.",
);
ctx.print_color_centered(
18,
colors::WHITE,
colors::BLACK,
"That day, sadly, is not in this chapter...",
);
ctx.print_color_centered(
20,
colors::MAGENTA,
colors::BLACK,
"Press any key to return to the menu.",
);
match ctx.key {
None => GameOverResult::NoSelection,
Some(_) => GameOverResult::QuitToMenu,
}
}
pub fn show_cheat_mode(_gs: &mut State, ctx: &mut Rltk) -> CheatMenuResult {
let count = 4;
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(18, y - 2, colors::YELLOW, colors::BLACK, "Cheating!");
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('T'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Teleport to next level");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('H'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Heal all wounds");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('R'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "Reveal the map");
y += 1;
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(18, y, colors::YELLOW, colors::BLACK, rltk::to_cp437('G'));
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, "God Mode (No Death)");
match ctx.key {
None => CheatMenuResult::NoResponse,
Some(key) => match key {
VirtualKeyCode::T => CheatMenuResult::TeleportToExit,
VirtualKeyCode::H => CheatMenuResult::Heal,
VirtualKeyCode::R => CheatMenuResult::Reveal,
VirtualKeyCode::G => CheatMenuResult::GodMode,
VirtualKeyCode::Escape => CheatMenuResult::Cancel,
_ => CheatMenuResult::NoResponse,
},
}
}
fn vendor_sell_menu(
gs: &mut State,
ctx: &mut Rltk,
_vendor: Entity,
_mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
let player_entity = gs.ecs.fetch::<Entity>();
let names = gs.ecs.read_storage::<Name>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let items = gs.ecs.read_storage::<Item>();
let entities = gs.ecs.entities();
let inventory = (&backpack, &names)
.join()
.filter(|item| item.0.owner == *player_entity);
let count = inventory.count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
51,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Sell Which Item? (space to switch to buy mode)",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
for (j, (entity, _pack, name, item)) in (&entities, &backpack, &names, &items)
.join()
.filter(|item| item.1.owner == *player_entity)
.enumerate()
{
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, &name.name.to_string());
ctx.print(50, y, &format!("{:.1} gp", item.base_value * 0.8));
equippable.push(entity);
y += 1;
}
match ctx.key {
None => (VendorResult::NoResponse, None, None, None),
Some(key) => match key {
VirtualKeyCode::Space => (VendorResult::BuyMode, None, None, None),
VirtualKeyCode::Escape => (VendorResult::Cancel, None, None, None),
_ => {
let selection = rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (
VendorResult::Sell,
Some(equippable[selection as usize]),
None,
None,
);
}
(VendorResult::NoResponse, None, None, None)
}
},
}
}
fn vendor_buy_menu(
gs: &mut State,
ctx: &mut Rltk,
vendor: Entity,
_mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
use crate::raws::*;
let vendors = gs.ecs.read_storage::<Vendor>();
let inventory = get_vendor_items(
&vendors.get(vendor).unwrap().categories,
&RAWS.lock().unwrap(),
);
let count = inventory.len();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
51,
(count + 3) as i32,
colors::WHITE,
colors::BLACK,
);
ctx.print_color(
18,
y - 2,
colors::YELLOW,
colors::BLACK,
"Buy Which Item? (space to switch to sell mode)",
);
ctx.print_color(
18,
y + count as i32 + 1,
colors::YELLOW,
colors::BLACK,
"ESCAPE to cancel",
);
for (j, sale) in inventory.iter().enumerate() {
ctx.set(17, y, colors::WHITE, colors::BLACK, rltk::to_cp437('('));
ctx.set(
18,
y,
colors::YELLOW,
colors::BLACK,
97 + j as rltk::FontCharType,
);
ctx.set(19, y, colors::WHITE, colors::BLACK, rltk::to_cp437(')'));
ctx.print(21, y, &sale.0);
ctx.print(50, y, &format!("{:.1} gp", sale.1 * 1.2));
y += 1;
}
match ctx.key {
None => (VendorResult::NoResponse, None, None, None),
Some(key) => match key {
VirtualKeyCode::Space => (VendorResult::SellMode, None, None, None),
VirtualKeyCode::Escape => (VendorResult::Cancel, None, None, None),
_ => {
let selection = ::rltk::letter_to_option(key);
if selection > -1 && selection < count as i32 {
return (
VendorResult::Buy,
None,
Some(inventory[selection as usize].0.clone()),
Some(inventory[selection as usize].1),
);
}
(VendorResult::NoResponse, None, None, None)
}
},
}
}
pub fn show_vendor_menu(
gs: &mut State,
ctx: &mut Rltk,
vendor: Entity,
mode: VendorMode,
) -> (VendorResult, Option<Entity>, Option<String>, Option<f32>) {
match mode {
VendorMode::Buy => vendor_buy_menu(gs, ctx, vendor, mode),
VendorMode::Sell => vendor_sell_menu(gs, ctx, vendor, mode),
}
}
pub fn remove_curse_menu(gs: &mut State, ctx: &mut Rltk) -> (ItemMenuResult, Option<Entity>) {
let player_entity = gs.ecs.fetch::<Entity>();
let equipped = gs.ecs.read_storage::<Equipped>();
let backpack = gs.ecs.read_storage::<InBackpack>();
let entities = gs.ecs.entities();
let items = gs.ecs.read_storage::<Item>();
let cursed = gs.ecs.read_storage::<CursedItem>();
let names = gs.ecs.read_storage::<Name>();
let dm = gs.ecs.fetch::<MasterDungeonMap>();
let build_cursed_iterator = || {
(&entities, &items, &cursed)
.join()
.filter(|(item_entity, _item, _cursed)| {
let mut keep = false;
if let Some(bp) = backpack.get(*item_entity) {
if bp.owner == *player_entity {
if let Some(name) = names.get(*item_entity) {
if dm.identified_items.contains(&name.name) {
keep = true;
}
}
}
}
// It's equipped, so we know it's cursed
if let Some(equip) = equipped.get(*item_entity) {
if equip.owner == *player_entity {
keep = true;
}
}
keep
})
};
let count = build_cursed_iterator().count();
let mut y = (25 - (count / 2)) as i32;
ctx.draw_box(
15,
y - 2,
31,
(count + 3) as i32,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
);
ctx.print_color(
18,
y - 2,
RGB::named(rltk::YELLOW),
RGB::named(rltk::BLACK),
"Remove Curse From Which Item?",
);
ctx.print_color(
18,
y + count as i32 + 1,
RGB::named(rltk::YELLOW),
RGB::named(rltk::BLACK),
"ESCAPE to cancel",
);
let mut equippable: Vec<Entity> = Vec::new();
for (j, (entity, _item, _cursed)) in build_cursed_iterator().enumerate() {
ctx.set(
17,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
rltk::to_cp437('('),
);
ctx.set(
18,
y,
RGB::named(rltk::YELLOW),
RGB::named(rltk::BLACK),
97 + j as rltk::FontCharType,
);
ctx.set(
19,
y,
RGB::named(rltk::WHITE),
RGB::named(rltk::BLACK),
rltk::to_cp437(')'),
);
ctx.print_color(
21,
y,
get_item_color(&gs.ecs, entity),
RGB::from_f32(0.0, 0.0, 0.0),
&get_item_display_name(&gs.ecs, entity),
);
equippable.push(entity);
y += 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]),
);
}
(ItemMenuResult::NoResponse, None)
}
},
}
}