mirror of
https://github.com/Dummi26/musicdb.git
synced 2025-04-29 02:26:04 +02:00
555 lines
19 KiB
Rust
Executable File
555 lines
19 KiB
Rust
Executable File
use std::{fmt::Display, rc::Rc, sync::Arc};
|
|
|
|
use musicdb_lib::data::CoverId;
|
|
use speedy2d::{
|
|
color::Color,
|
|
dimen::Vec2,
|
|
font::{FormattedTextBlock, TextLayout, TextOptions},
|
|
image::ImageHandle,
|
|
shape::Rectangle,
|
|
window::{ModifiersState, MouseButton},
|
|
};
|
|
|
|
use crate::gui::{GuiAction, GuiElem, GuiElemCfg, GuiServerImage};
|
|
|
|
/*
|
|
|
|
Some basic structs to use everywhere,
|
|
except they are all text-related.
|
|
|
|
*/
|
|
|
|
#[derive(Clone)]
|
|
pub struct Label {
|
|
config: GuiElemCfg,
|
|
pub content: Content,
|
|
pub pos: Vec2,
|
|
}
|
|
#[derive(Clone)]
|
|
pub struct Content {
|
|
text: String,
|
|
color: Color,
|
|
background: Option<Color>,
|
|
formatted: Option<Rc<FormattedTextBlock>>,
|
|
}
|
|
|
|
#[allow(unused)]
|
|
impl Content {
|
|
pub fn new(text: String, color: Color) -> Self {
|
|
Self {
|
|
text: if text.starts_with(' ') {
|
|
text.replacen(' ', "\u{00A0}", 1)
|
|
} else {
|
|
text
|
|
},
|
|
color,
|
|
background: None,
|
|
formatted: None,
|
|
}
|
|
}
|
|
pub fn get_text(&self) -> &String {
|
|
&self.text
|
|
}
|
|
pub fn get_color(&self) -> &Color {
|
|
&self.color
|
|
}
|
|
/// causes text layout reset
|
|
pub fn text(&mut self) -> &mut String {
|
|
self.formatted = None;
|
|
&mut self.text
|
|
}
|
|
pub fn color(&mut self) -> &mut Color {
|
|
&mut self.color
|
|
}
|
|
/// returns true if the text needs to be redrawn, probably because it was changed.
|
|
pub fn will_redraw(&self) -> bool {
|
|
self.formatted.is_none()
|
|
}
|
|
}
|
|
impl Label {
|
|
pub fn new(
|
|
config: GuiElemCfg,
|
|
text: String,
|
|
color: Color,
|
|
background: Option<Color>,
|
|
pos: Vec2,
|
|
) -> Self {
|
|
Self {
|
|
config,
|
|
content: Content {
|
|
text,
|
|
color,
|
|
background,
|
|
formatted: None,
|
|
},
|
|
pos,
|
|
}
|
|
}
|
|
}
|
|
impl GuiElem for Label {
|
|
fn config(&self) -> &GuiElemCfg {
|
|
&self.config
|
|
}
|
|
fn config_mut(&mut self) -> &mut GuiElemCfg {
|
|
&mut self.config
|
|
}
|
|
fn children(&mut self) -> Box<dyn Iterator<Item = &mut dyn GuiElem> + '_> {
|
|
Box::new([].into_iter())
|
|
}
|
|
fn any(&self) -> &dyn std::any::Any {
|
|
self
|
|
}
|
|
fn any_mut(&mut self) -> &mut dyn std::any::Any {
|
|
self
|
|
}
|
|
fn elem(&self) -> &dyn GuiElem {
|
|
self
|
|
}
|
|
fn elem_mut(&mut self) -> &mut dyn GuiElem {
|
|
self
|
|
}
|
|
fn draw(&mut self, info: &mut crate::gui::DrawInfo, g: &mut speedy2d::Graphics2D) {
|
|
if self.config.pixel_pos.size() != info.pos.size() {
|
|
// resize
|
|
self.content.formatted = None;
|
|
}
|
|
let text = if let Some(text) = &self.content.formatted {
|
|
text
|
|
} else {
|
|
let l = info
|
|
.font
|
|
.layout_text(&self.content.text, 1.0, TextOptions::new());
|
|
let l = info.font.layout_text(
|
|
&self.content.text,
|
|
(info.pos.width() / l.width()).min(info.pos.height() / l.height()),
|
|
TextOptions::new(),
|
|
);
|
|
self.content.formatted = Some(l);
|
|
self.content.formatted.as_ref().unwrap()
|
|
};
|
|
let top_left = Vec2::new(
|
|
info.pos.top_left().x + self.pos.x * (info.pos.width() - text.width()),
|
|
info.pos.top_left().y + self.pos.y * (info.pos.height() - text.height()),
|
|
);
|
|
if let Some(bg) = self.content.background {
|
|
g.draw_rectangle(
|
|
Rectangle::new(
|
|
top_left,
|
|
Vec2::new(top_left.x + text.width(), top_left.y + text.height()),
|
|
),
|
|
bg,
|
|
);
|
|
}
|
|
g.draw_text(top_left, self.content.color, text);
|
|
}
|
|
}
|
|
|
|
// TODO! this, but requires keyboard events first
|
|
|
|
/// a single-line text field for users to type text into.
|
|
pub struct TextField {
|
|
config: GuiElemCfg,
|
|
pub c_input: Label,
|
|
pub c_hint: Label,
|
|
pub on_changed: Option<Box<dyn FnMut(&str)>>,
|
|
pub on_changed_mut: Option<Box<dyn FnMut(&mut Self, String)>>,
|
|
}
|
|
impl TextField {
|
|
pub fn new(config: GuiElemCfg, hint: String, color_hint: Color, color_input: Color) -> Self {
|
|
Self::new_adv(config, String::new(), hint, color_hint, color_input)
|
|
}
|
|
pub fn new_adv(
|
|
config: GuiElemCfg,
|
|
text: String,
|
|
hint: String,
|
|
color_hint: Color,
|
|
color_input: Color,
|
|
) -> Self {
|
|
let text_is_empty = text.is_empty();
|
|
Self {
|
|
config: config.w_mouse().w_keyboard_focus(),
|
|
c_input: Label::new(
|
|
GuiElemCfg::default(),
|
|
text,
|
|
color_input,
|
|
None,
|
|
Vec2::new(0.0, 0.5),
|
|
),
|
|
c_hint: Label::new(
|
|
if text_is_empty {
|
|
GuiElemCfg::default()
|
|
} else {
|
|
GuiElemCfg::default().disabled()
|
|
},
|
|
hint,
|
|
color_hint,
|
|
None,
|
|
Vec2::new(0.0, 0.5),
|
|
),
|
|
on_changed: None,
|
|
on_changed_mut: None,
|
|
}
|
|
}
|
|
}
|
|
impl GuiElem for TextField {
|
|
fn config(&self) -> &GuiElemCfg {
|
|
&self.config
|
|
}
|
|
fn config_mut(&mut self) -> &mut GuiElemCfg {
|
|
&mut self.config
|
|
}
|
|
fn children(&mut self) -> Box<dyn Iterator<Item = &mut dyn GuiElem> + '_> {
|
|
Box::new([self.c_input.elem_mut(), self.c_hint.elem_mut()].into_iter())
|
|
}
|
|
fn any(&self) -> &dyn std::any::Any {
|
|
self
|
|
}
|
|
fn any_mut(&mut self) -> &mut dyn std::any::Any {
|
|
self
|
|
}
|
|
fn elem(&self) -> &dyn GuiElem {
|
|
self
|
|
}
|
|
fn elem_mut(&mut self) -> &mut dyn GuiElem {
|
|
self
|
|
}
|
|
fn draw(&mut self, info: &mut crate::gui::DrawInfo, g: &mut speedy2d::Graphics2D) {
|
|
let (t, c) = if info.has_keyboard_focus {
|
|
(3.0, Color::WHITE)
|
|
} else {
|
|
(1.0, Color::GRAY)
|
|
};
|
|
g.draw_line(info.pos.top_left(), info.pos.top_right(), t, c);
|
|
g.draw_line(info.pos.bottom_left(), info.pos.bottom_right(), t, c);
|
|
g.draw_line(info.pos.top_left(), info.pos.bottom_left(), t, c);
|
|
g.draw_line(info.pos.top_right(), info.pos.bottom_right(), t, c);
|
|
}
|
|
fn mouse_pressed(&mut self, _button: MouseButton) -> Vec<GuiAction> {
|
|
self.config.request_keyboard_focus = true;
|
|
vec![GuiAction::ResetKeyboardFocus]
|
|
}
|
|
fn char_focus(&mut self, modifiers: ModifiersState, key: char) -> Vec<GuiAction> {
|
|
if !(modifiers.ctrl() || modifiers.alt() || modifiers.logo()) && !key.is_control() {
|
|
let content = &mut self.c_input.content;
|
|
let was_empty = content.get_text().is_empty();
|
|
content.text().push(key);
|
|
if let Some(f) = &mut self.on_changed {
|
|
f(content.get_text());
|
|
}
|
|
if let Some(mut f) = self.on_changed_mut.take() {
|
|
let text = content.get_text().clone();
|
|
f(self, text);
|
|
self.on_changed_mut = Some(f);
|
|
}
|
|
if was_empty {
|
|
self.c_hint.config_mut().enabled = false;
|
|
}
|
|
}
|
|
vec![]
|
|
}
|
|
fn key_focus(
|
|
&mut self,
|
|
modifiers: ModifiersState,
|
|
down: bool,
|
|
key: Option<speedy2d::window::VirtualKeyCode>,
|
|
_scan: speedy2d::window::KeyScancode,
|
|
) -> Vec<GuiAction> {
|
|
if down
|
|
&& !(modifiers.alt() || modifiers.logo())
|
|
&& key == Some(speedy2d::window::VirtualKeyCode::Backspace)
|
|
{
|
|
let content = &mut self.c_input.content;
|
|
if !content.get_text().is_empty() {
|
|
if modifiers.ctrl() {
|
|
for s in [true, false, true] {
|
|
while !content.get_text().is_empty()
|
|
&& content.get_text().ends_with(' ') == s
|
|
{
|
|
content.text().pop();
|
|
}
|
|
}
|
|
} else {
|
|
content.text().pop();
|
|
}
|
|
let is_now_empty = content.get_text().is_empty();
|
|
if let Some(f) = &mut self.on_changed {
|
|
f(content.get_text());
|
|
}
|
|
if let Some(mut f) = self.on_changed_mut.take() {
|
|
let text = content.get_text().clone();
|
|
f(self, text);
|
|
self.on_changed_mut = Some(f);
|
|
}
|
|
if is_now_empty {
|
|
self.c_hint.config_mut().enabled = true;
|
|
}
|
|
}
|
|
}
|
|
vec![]
|
|
}
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
pub enum AdvancedContent {
|
|
Text(Content),
|
|
Image {
|
|
source: ImageSource,
|
|
handle: Option<Option<ImageHandle>>,
|
|
},
|
|
}
|
|
#[derive(Clone)]
|
|
pub enum ImageSource {
|
|
Cover(CoverId),
|
|
CustomFile(String),
|
|
}
|
|
impl AdvancedContent {
|
|
pub fn will_redraw(&self) -> bool {
|
|
match self {
|
|
Self::Text(c) => c.will_redraw(),
|
|
Self::Image { source: _, handle } => handle.is_none(),
|
|
}
|
|
}
|
|
}
|
|
impl Display for AdvancedContent {
|
|
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
|
|
match self {
|
|
Self::Text(c) => write!(f, "{}", c.text),
|
|
Self::Image { .. } => Ok(()),
|
|
}
|
|
}
|
|
}
|
|
|
|
/// More advanced version of `Label`.
|
|
/// Allows stringing together multiple `Content`s in one line.
|
|
pub struct AdvancedLabel {
|
|
config: GuiElemCfg,
|
|
children: Vec<Box<dyn GuiElem>>,
|
|
/// 0.0 => align to top/left
|
|
/// 0.5 => center
|
|
/// 1.0 => align to bottom/right
|
|
pub align: Vec2,
|
|
/// (Content, Size-Scale, Height)
|
|
/// Size-Scale and Height should default to 1.0.
|
|
pub content: Vec<Vec<(AdvancedContent, f32, f32)>>,
|
|
/// the position from where content drawing starts.
|
|
/// recalculated when layouting is performed.
|
|
content_pos: Vec2,
|
|
}
|
|
impl AdvancedLabel {
|
|
pub fn new(
|
|
config: GuiElemCfg,
|
|
align: Vec2,
|
|
content: Vec<Vec<(AdvancedContent, f32, f32)>>,
|
|
) -> Self {
|
|
Self {
|
|
config,
|
|
children: vec![],
|
|
align,
|
|
content,
|
|
content_pos: Vec2::ZERO,
|
|
}
|
|
}
|
|
}
|
|
impl GuiElem for AdvancedLabel {
|
|
fn config(&self) -> &GuiElemCfg {
|
|
&self.config
|
|
}
|
|
fn config_mut(&mut self) -> &mut GuiElemCfg {
|
|
&mut self.config
|
|
}
|
|
fn children(&mut self) -> Box<dyn Iterator<Item = &mut dyn GuiElem> + '_> {
|
|
Box::new(self.children.iter_mut().map(|v| v.elem_mut()))
|
|
}
|
|
fn any(&self) -> &dyn std::any::Any {
|
|
self
|
|
}
|
|
fn any_mut(&mut self) -> &mut dyn std::any::Any {
|
|
self
|
|
}
|
|
fn elem(&self) -> &dyn GuiElem {
|
|
self
|
|
}
|
|
fn elem_mut(&mut self) -> &mut dyn GuiElem {
|
|
self
|
|
}
|
|
fn draw(&mut self, info: &mut crate::gui::DrawInfo, g: &mut speedy2d::Graphics2D) {
|
|
if self.config.redraw
|
|
|| self.config.pixel_pos.size() != info.pos.size()
|
|
|| self
|
|
.content
|
|
.iter()
|
|
.any(|v| v.iter().any(|(c, _, _)| c.will_redraw()))
|
|
{
|
|
self.config.redraw = false;
|
|
let mut max_len = 0.0;
|
|
let mut total_height = 0.0;
|
|
for line in &self.content {
|
|
let mut len = 0.0;
|
|
let mut height = 0.0;
|
|
for (c, scale, _) in line {
|
|
match c {
|
|
AdvancedContent::Text(c) => {
|
|
let size = info
|
|
.font
|
|
.layout_text(&c.text, 1.0, TextOptions::new())
|
|
.size();
|
|
len += size.x * scale;
|
|
if size.y * scale > height {
|
|
height = size.y * scale;
|
|
}
|
|
}
|
|
AdvancedContent::Image { source, handle } => {}
|
|
}
|
|
}
|
|
for (c, scale, _) in line {
|
|
match c {
|
|
AdvancedContent::Text(_) => {}
|
|
AdvancedContent::Image { source, handle } => {
|
|
if let Some(Some(handle)) = handle {
|
|
let size = handle.size().into_f32();
|
|
len += height * size.x / size.y;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if len > max_len {
|
|
max_len = len;
|
|
}
|
|
total_height += height;
|
|
}
|
|
if max_len > 0.0 && total_height > 0.0 {
|
|
let scale1 = info.pos.width() / max_len;
|
|
let scale2 = info.pos.height() / total_height;
|
|
let scale;
|
|
self.content_pos = if scale1 < scale2 {
|
|
// use all available width
|
|
scale = scale1;
|
|
Vec2::new(
|
|
0.0,
|
|
(info.pos.height() - (total_height * scale)) * self.align.y,
|
|
)
|
|
} else {
|
|
// use all available height
|
|
scale = scale2;
|
|
Vec2::new((info.pos.width() - (max_len * scale)) * self.align.x, 0.0)
|
|
};
|
|
for line in &mut self.content {
|
|
for (c, s, _) in line {
|
|
match c {
|
|
AdvancedContent::Text(c) => {
|
|
c.formatted = Some(info.font.layout_text(
|
|
&c.text,
|
|
scale * (*s),
|
|
TextOptions::new(),
|
|
));
|
|
}
|
|
AdvancedContent::Image { source, handle } => {
|
|
if handle.is_none() {
|
|
match source {
|
|
ImageSource::Cover(id) => {
|
|
if let Some(img) = info.covers.get_mut(&id) {
|
|
if let Some(img) = img.get_init(g) {
|
|
*handle = Some(Some(img));
|
|
} else {
|
|
match img {
|
|
GuiServerImage::Loading(_) => {}
|
|
GuiServerImage::Loaded(_) => {}
|
|
GuiServerImage::Error => {
|
|
*handle = Some(None)
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
info.covers.insert(
|
|
*id,
|
|
GuiServerImage::new_cover(
|
|
*id,
|
|
Arc::clone(&info.get_con),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
ImageSource::CustomFile(path) => {
|
|
if let Some(img) = info.custom_images.get_mut(path) {
|
|
if let Some(img) = img.get_init(g) {
|
|
*handle = Some(Some(img));
|
|
} else {
|
|
match img {
|
|
GuiServerImage::Loading(_) => {}
|
|
GuiServerImage::Loaded(_) => {}
|
|
GuiServerImage::Error => {
|
|
*handle = Some(None)
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
info.custom_images.insert(
|
|
path.clone(),
|
|
GuiServerImage::new_custom_file(
|
|
path.clone(),
|
|
Arc::clone(&info.get_con),
|
|
),
|
|
);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
let pos_x_start = info.pos.top_left().x + self.content_pos.x;
|
|
let mut pos_y = info.pos.top_left().y + self.content_pos.y;
|
|
for line in &self.content {
|
|
let mut pos_x = pos_x_start;
|
|
let height_div_by = line
|
|
.iter()
|
|
.map(|(_, scale, _)| *scale)
|
|
.reduce(f32::max)
|
|
.unwrap_or(1.0);
|
|
let line_height = line
|
|
.iter()
|
|
.filter_map(|(v, _, _)| {
|
|
if let AdvancedContent::Text(c) = v {
|
|
Some(c)
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
.filter_map(|v| v.formatted.as_ref())
|
|
.map(|f| f.height())
|
|
.reduce(f32::max)
|
|
.unwrap_or(0.0);
|
|
for (c, scale, placement_height) in line {
|
|
// not super accurate, but pretty good
|
|
let rel_scale = f32::min(1.0, scale / height_div_by);
|
|
match c {
|
|
AdvancedContent::Text(c) => {
|
|
if let Some(f) = &c.formatted {
|
|
let y = pos_y + (line_height - f.height()) * placement_height;
|
|
g.draw_text(Vec2::new(pos_x, y), c.color, f);
|
|
pos_x += f.width();
|
|
}
|
|
}
|
|
AdvancedContent::Image { source: _, handle } => {
|
|
if let Some(Some(handle)) = handle {
|
|
let size = handle.size().into_f32();
|
|
let h = line_height * rel_scale;
|
|
let w = h * size.x / size.y;
|
|
let y = pos_y + (line_height - h) * placement_height;
|
|
g.draw_rectangle_image(
|
|
Rectangle::from_tuples((pos_x, y), (pos_x + w, y + h)),
|
|
handle,
|
|
);
|
|
pos_x += w;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
pos_y += line_height;
|
|
}
|
|
}
|
|
}
|