migrations/egui
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Implement Window as collection of Floating + Frame + Resize

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This commit is contained in:
Emil Ernerfeldt
2020-04-25 22:49:57 +02:00
parent 649dcec09c
commit 154424384f
16 changed files with 301 additions and 459 deletions
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38
emigui/src/memory.rs
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@@ -1,6 +1,9 @@
use std::collections::HashMap;
use crate::{collapsing_header, resize, scroll_area, window, *};
use crate::{
containers::{collapsing_header, floating, resize, scroll_area},
Id, Layer, Pos2, Rect,
};
#[derive(Clone, Debug, Default)]
pub struct Memory {
@@ -11,43 +14,44 @@ pub struct Memory {
pub(crate) collapsing_headers: HashMap<Id, collapsing_header::State>,
pub(crate) scroll_areas: HashMap<Id, scroll_area::State>,
pub(crate) resize: HashMap<Id, resize::State>,
windows: HashMap<Id, window::State>,
floating: HashMap<Id, floating::State>,
/// Top is last
pub window_order: Vec<Id>,
pub floating_order: Vec<Id>,
}
impl Memory {
pub fn get_window(&mut self, id: Id) -> Option<window::State> {
self.windows.get(&id).cloned()
pub fn get_floating(&mut self, id: Id) -> Option<floating::State> {
self.floating.get(&id).cloned()
}
pub fn set_window_state(&mut self, id: Id, state: window::State) {
let did_insert = self.windows.insert(id, state).is_none();
pub fn set_floating_state(&mut self, id: Id, state: floating::State) {
let did_insert = self.floating.insert(id, state).is_none();
if did_insert {
self.window_order.push(id);
self.floating_order.push(id);
}
}
/// TODO: call once at the start of the frame for the current mouse pos
pub fn layer_at(&self, pos: Pos2) -> Layer {
for window_id in self.window_order.iter().rev() {
if let Some(state) = self.windows.get(window_id) {
if state.outer_rect.contains(pos) {
return Layer::Window(*window_id);
for floating_id in self.floating_order.iter().rev() {
if let Some(state) = self.floating.get(floating_id) {
let rect = Rect::from_min_size(state.pos, state.size);
if rect.contains(pos) {
return Layer::Window(*floating_id);
}
}
}
Layer::Background
}
pub fn move_window_to_top(&mut self, id: Id) {
if self.window_order.last() == Some(&id) {
pub fn move_floating_to_top(&mut self, id: Id) {
if self.floating_order.last() == Some(&id) {
return; // common case early-out
}
if let Some(index) = self.window_order.iter().position(|x| *x == id) {
self.window_order.remove(index);
if let Some(index) = self.floating_order.iter().position(|x| *x == id) {
self.floating_order.remove(index);
}
self.window_order.push(id);
self.floating_order.push(id);
}
}