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|
use ggez::conf::Conf;
use ggez::graphics::{
self, DrawMode, DrawParam, Font, Mesh, MeshBuilder, Rect, Scale, Text, TextFragment,
};
use ggez::nalgebra::Point2;
use ggez::{filesystem, Context, GameResult};
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use crate::constants;
use crate::npc::Character;
#[derive(Clone, Debug, Serialize, Deserialize)]
pub struct Dialog {
text: String,
responses: Vec<(usize, String)>,
}
#[derive(Clone, Debug, Default)]
pub struct DialogTree {
dialogs: HashMap<usize, Dialog>,
}
impl DialogTree {
pub fn new(context: &mut Context, character: Character) -> DialogTree {
DialogTree {
dialogs: serde_json::from_reader(
filesystem::open(context, "/dialogtrees/".to_string() + character.to_str())
.unwrap(),
)
.unwrap(),
}
}
}
#[derive(Clone)]
pub struct DialogBox {
display: Option<(Dialog, DialogTree, usize)>,
font: Font,
mesh: Mesh,
conf: Conf,
}
impl DialogBox {
pub fn new(context: &mut Context) -> DialogBox {
let conf = Conf::new();
DialogBox {
display: None,
font: Font::new(context, "/fonts/SONORM__.ttf").unwrap(),
mesh: MeshBuilder::new()
.rectangle(
DrawMode::fill(),
Rect::new(
conf.window_mode.width * 0.10,
2.5 * conf.window_mode.height / 4.0,
conf.window_mode.width * 0.80,
conf.window_mode.height / 4.0,
),
constants::PURPLE,
)
.build(context)
.unwrap(),
conf,
}
}
pub fn is_visible(&self) -> bool {
self.display.is_some()
}
pub fn update(&mut self) {}
pub fn draw(&self, context: &mut Context) -> GameResult {
if let Some((dialog, _, selected_response)) = &self.display {
let text = Text::new(
TextFragment::new(dialog.text.as_str())
.font(self.font)
.scale(Scale::uniform(40.0)),
);
graphics::draw(context, &self.mesh, DrawParam::default())?;
graphics::draw(
context,
&text,
DrawParam::default().dest(Point2::new(
self.conf.window_mode.width * 0.11,
2.6 * self.conf.window_mode.height / 4.0,
)),
)?;
for (i, response) in dialog.responses.iter().enumerate() {
let color = if &i == selected_response {
constants::GOLD
} else {
constants::WHITE
};
let text = Text::new(
TextFragment::new(response.1.as_str())
.font(self.font)
.scale(Scale::uniform(40.0)),
);
graphics::draw(
context,
&text,
DrawParam::default()
.dest(Point2::new(
self.conf.window_mode.width * 0.11,
(2.6 + (0.25 * (i + 1) as f32)) * self.conf.window_mode.height / 4.0,
))
.color(color),
)?;
}
}
Ok(())
}
pub fn populate_display(&mut self, dialogtree: Option<DialogTree>) {
if let Some(dialogtree) = &dialogtree {
let dialog = dialogtree.dialogs.get(&0).unwrap();
self.display = Some((dialog.clone(), dialogtree.clone(), 0));
} else {
self.display = None;
}
}
pub fn choose_reponse(&mut self) {
if let Some((dialog, dialogtree, selected_response)) = &self.display.clone() {
if let Some(selected_dialog) = dialog.responses.get(*selected_response) {
if let Some(new_dialog) = dialogtree.dialogs.get(&selected_dialog.0) {
self.display = Some((new_dialog.clone(), dialogtree.clone(), 0));
}
}
}
}
pub fn next_response(&mut self) {
if let Some((dialog, dialogtree, selected_response)) = &self.display.clone() {
let new_selected_response =
if Some(*selected_response) < dialog.responses.len().checked_sub(1) {
selected_response + 1
} else {
0
};
self.display = Some((dialog.clone(), dialogtree.clone(), new_selected_response));
}
}
pub fn prev_response(&mut self) {
if let Some((dialog, dialogtree, selected_response)) = &self.display.clone() {
let new_selected_response = if selected_response == &0 {
match dialog.responses.len().checked_sub(1) {
Some(i) => i,
None => 0,
}
} else {
selected_response - 1
};
self.display = Some((dialog.clone(), dialogtree.clone(), new_selected_response));
}
}
}
|
