use crate::{ AnyWindowHandle, AtlasKey, AtlasTextureId, AtlasTile, Bounds, DispatchEventResult, GpuSpecs, Pixels, PlatformAtlas, PlatformDisplay, PlatformInput, PlatformInputHandler, PlatformWindow, Point, PromptButton, RequestFrameOptions, ScaledPixels, Size, TestPlatform, TileId, WindowAppearance, WindowBackgroundAppearance, WindowBounds, WindowParams,};use collections::HashMap;use parking_lot::Mutex;use raw_window_handle::{HasDisplayHandle, HasWindowHandle};use std::{ rc::{Rc, Weak}, sync::{self, Arc},}; pub(crate) struct TestWindowState { pub(crate) bounds: Bounds<Pixels>, pub(crate) handle: AnyWindowHandle, display: Rc<dyn PlatformDisplay>, pub(crate) title: Option<String>, pub(crate) edited: bool, platform: Weak<TestPlatform>, sprite_atlas: Arc<dyn PlatformAtlas>, pub(crate) should_close_handler: Option<Box<dyn FnMut() -> bool>>, input_callback: Option<Box<dyn FnMut(PlatformInput) -> DispatchEventResult>>, active_status_change_callback: Option<Box<dyn FnMut(bool)>>, hover_status_change_callback: Option<Box<dyn FnMut(bool)>>, resize_callback: Option<Box<dyn FnMut(Size<Pixels>, f32)>>, moved_callback: Option<Box<dyn FnMut()>>, input_handler: Option<PlatformInputHandler>, is_fullscreen: bool,} #[derive(Clone)]pub(crate) struct TestWindow(pub(crate) Rc<Mutex<TestWindowState>>); impl HasWindowHandle for TestWindow { fn window_handle( &self, ) -> Result<raw_window_handle::WindowHandle<'_>, raw_window_handle::HandleError> { unimplemented!("Test Windows are not backed by a real platform window") }} impl HasDisplayHandle for TestWindow { fn display_handle( &self, ) -> Result<raw_window_handle::DisplayHandle<'_>, raw_window_handle::HandleError> { unimplemented!("Test Windows are not backed by a real platform window") }} impl TestWindow { pub fn new( handle: AnyWindowHandle, params: WindowParams, platform: Weak<TestPlatform>, display: Rc<dyn PlatformDisplay>, ) -> Self { Self(Rc::new(Mutex::new(TestWindowState { bounds: params.bounds, display, platform, handle, sprite_atlas: Arc::new(TestAtlas::new()), title: Default::default(), edited: false, should_close_handler: None, input_callback: None, active_status_change_callback: None, hover_status_change_callback: None, resize_callback: None, moved_callback: None, input_handler: None, is_fullscreen: false, }))) } pub fn simulate_resize(&mut self, size: Size<Pixels>) { let scale_factor = self.scale_factor(); let mut lock = self.0.lock(); let Some(mut callback) = lock.resize_callback.take() else { return; }; lock.bounds.size = size; drop(lock); callback(size, scale_factor); self.0.lock().resize_callback = Some(callback); } pub(crate) fn simulate_active_status_change(&self, active: bool) { let mut lock = self.0.lock(); let Some(mut callback) = lock.active_status_change_callback.take() else { return; }; drop(lock); callback(active); self.0.lock().active_status_change_callback = Some(callback); } pub fn simulate_input(&mut self, event: PlatformInput) -> bool { let mut lock = self.0.lock(); let Some(mut callback) = lock.input_callback.take() else { return false; }; drop(lock); let result = callback(event); self.0.lock().input_callback = Some(callback); !result.propagate }} impl PlatformWindow for TestWindow { fn bounds(&self) -> Bounds<Pixels> { self.0.lock().bounds } fn window_bounds(&self) -> WindowBounds { WindowBounds::Windowed(self.bounds()) } fn is_maximized(&self) -> bool { false } fn content_size(&self) -> Size<Pixels> { self.bounds().size } fn resize(&mut self, size: Size<Pixels>) { let mut lock = self.0.lock(); lock.bounds.size = size; } fn scale_factor(&self) -> f32 { 2.0 } fn appearance(&self) -> WindowAppearance { WindowAppearance::Light } fn display(&self) -> Option<std::rc::Rc<dyn crate::PlatformDisplay>> { Some(self.0.lock().display.clone()) } fn mouse_position(&self) -> Point<Pixels> { Point::default() } fn modifiers(&self) -> crate::Modifiers { crate::Modifiers::default() } fn set_input_handler(&mut self, input_handler: PlatformInputHandler) { self.0.lock().input_handler = Some(input_handler); } fn take_input_handler(&mut self) -> Option<PlatformInputHandler> { self.0.lock().input_handler.take() } fn prompt( &self, _level: crate::PromptLevel, msg: &str, detail: Option<&str>, answers: &[PromptButton], ) -> Option<futures::channel::oneshot::Receiver<usize>> { Some( self.0 .lock() .platform .upgrade() .expect("platform dropped") .prompt(msg, detail, answers), ) } fn activate(&self) { self.0 .lock() .platform .upgrade() .unwrap() .set_active_window(Some(self.clone())) } fn is_active(&self) -> bool { false } fn is_hovered(&self) -> bool { false } fn set_title(&mut self, title: &str) { self.0.lock().title = Some(title.to_owned()); } fn set_app_id(&mut self, _app_id: &str) {} fn set_background_appearance(&self, _background: WindowBackgroundAppearance) {} fn set_edited(&mut self, edited: bool) { self.0.lock().edited = edited; } fn show_character_palette(&self) { unimplemented!() } fn minimize(&self) { unimplemented!() } fn zoom(&self) { unimplemented!() } fn toggle_fullscreen(&self) { let mut lock = self.0.lock(); lock.is_fullscreen = !lock.is_fullscreen; } fn is_fullscreen(&self) -> bool { self.0.lock().is_fullscreen } fn on_request_frame(&self, _callback: Box<dyn FnMut(RequestFrameOptions)>) {} fn on_input(&self, callback: Box<dyn FnMut(crate::PlatformInput) -> DispatchEventResult>) { self.0.lock().input_callback = Some(callback) } fn on_active_status_change(&self, callback: Box<dyn FnMut(bool)>) { self.0.lock().active_status_change_callback = Some(callback) } fn on_hover_status_change(&self, callback: Box<dyn FnMut(bool)>) { self.0.lock().hover_status_change_callback = Some(callback) } fn on_resize(&self, callback: Box<dyn FnMut(Size<Pixels>, f32)>) { self.0.lock().resize_callback = Some(callback) } fn on_moved(&self, callback: Box<dyn FnMut()>) { self.0.lock().moved_callback = Some(callback) } fn on_should_close(&self, callback: Box<dyn FnMut() -> bool>) { self.0.lock().should_close_handler = Some(callback); } fn on_close(&self, _callback: Box<dyn FnOnce()>) {} fn on_appearance_changed(&self, _callback: Box<dyn FnMut()>) {} fn draw(&self, _scene: &crate::Scene) {} fn sprite_atlas(&self) -> sync::Arc<dyn crate::PlatformAtlas> { self.0.lock().sprite_atlas.clone() } fn as_test(&mut self) -> Option<&mut TestWindow> { Some(self) } #[cfg(target_os = "windows")] fn get_raw_handle(&self) -> windows::Win32::Foundation::HWND { unimplemented!() } fn show_window_menu(&self, _position: Point<Pixels>) { unimplemented!() } fn start_window_move(&self) { unimplemented!() } fn update_ime_position(&self, _bounds: Bounds<ScaledPixels>) {} fn gpu_specs(&self) -> Option<GpuSpecs> { None }} pub(crate) struct TestAtlasState { next_id: u32, tiles: HashMap<AtlasKey, AtlasTile>,} pub(crate) struct TestAtlas(Mutex<TestAtlasState>); impl TestAtlas { pub fn new() -> Self { TestAtlas(Mutex::new(TestAtlasState { next_id: 0, tiles: HashMap::default(), })) }} impl PlatformAtlas for TestAtlas { fn get_or_insert_with<'a>( &self, key: &crate::AtlasKey, build: &mut dyn FnMut() -> anyhow::Result< Option<(Size<crate::DevicePixels>, std::borrow::Cow<'a, [u8]>)>, >, ) -> anyhow::Result<Option<crate::AtlasTile>> { let mut state = self.0.lock(); if let Some(tile) = state.tiles.get(key) { return Ok(Some(tile.clone())); } drop(state); let Some((size, _)) = build()? else { return Ok(None); }; let mut state = self.0.lock(); state.next_id += 1; let texture_id = state.next_id; state.next_id += 1; let tile_id = state.next_id; state.tiles.insert( key.clone(), crate::AtlasTile { texture_id: AtlasTextureId { index: texture_id, kind: crate::AtlasTextureKind::Path, }, tile_id: TileId(tile_id), padding: 0, bounds: crate::Bounds { origin: Point::default(), size, }, }, ); Ok(Some(state.tiles[key].clone())) } fn remove(&self, key: &AtlasKey) { let mut state = self.0.lock(); state.tiles.remove(key); }}
use crate::{
AnyWindowHandle, AtlasKey, AtlasTextureId, AtlasTile, Bounds, DispatchEventResult, GpuSpecs,
Pixels, PlatformAtlas, PlatformDisplay, PlatformInput, PlatformInputHandler, PlatformWindow,
Point, PromptButton, RequestFrameOptions, ScaledPixels, Size, TestPlatform, TileId,
WindowAppearance, WindowBackgroundAppearance, WindowBounds, WindowParams,
};
use collections::HashMap;
use parking_lot::Mutex;
use raw_window_handle::{HasDisplayHandle, HasWindowHandle};
use std::{
rc::{Rc, Weak},
sync::{self, Arc},
};
pub(crate) struct TestWindowState {
pub(crate) bounds: Bounds<Pixels>,
pub(crate) handle: AnyWindowHandle,
display: Rc<dyn PlatformDisplay>,
pub(crate) title: Option<String>,
pub(crate) edited: bool,
platform: Weak<TestPlatform>,
sprite_atlas: Arc<dyn PlatformAtlas>,
pub(crate) should_close_handler: Option<Box<dyn FnMut() -> bool>>,
input_callback: Option<Box<dyn FnMut(PlatformInput) -> DispatchEventResult>>,
active_status_change_callback: Option<Box<dyn FnMut(bool)>>,
hover_status_change_callback: Option<Box<dyn FnMut(bool)>>,
resize_callback: Option<Box<dyn FnMut(Size<Pixels>, f32)>>,
moved_callback: Option<Box<dyn FnMut()>>,
input_handler: Option<PlatformInputHandler>,
is_fullscreen: bool,
}
#[derive(Clone)]
pub(crate) struct TestWindow(pub(crate) Rc<Mutex<TestWindowState>>);
impl HasWindowHandle for TestWindow {
fn window_handle(
&self,
) -> Result<raw_window_handle::WindowHandle<'_>, raw_window_handle::HandleError> {
unimplemented!("Test Windows are not backed by a real platform window")
}
}
impl HasDisplayHandle for TestWindow {
fn display_handle(
&self,
) -> Result<raw_window_handle::DisplayHandle<'_>, raw_window_handle::HandleError> {
unimplemented!("Test Windows are not backed by a real platform window")
}
}
impl TestWindow {
pub fn new(
handle: AnyWindowHandle,
params: WindowParams,
platform: Weak<TestPlatform>,
display: Rc<dyn PlatformDisplay>,
) -> Self {
Self(Rc::new(Mutex::new(TestWindowState {
bounds: params.bounds,
display,
platform,
handle,
sprite_atlas: Arc::new(TestAtlas::new()),
title: Default::default(),
edited: false,
should_close_handler: None,
input_callback: None,
active_status_change_callback: None,
hover_status_change_callback: None,
resize_callback: None,
moved_callback: None,
input_handler: None,
is_fullscreen: false,
})))
}
pub fn simulate_resize(&mut self, size: Size<Pixels>) {
let scale_factor = self.scale_factor();
let mut lock = self.0.lock();
let Some(mut callback) = lock.resize_callback.take() else {
return;
};
lock.bounds.size = size;
drop(lock);
callback(size, scale_factor);
self.0.lock().resize_callback = Some(callback);
}
pub(crate) fn simulate_active_status_change(&self, active: bool) {
let mut lock = self.0.lock();
let Some(mut callback) = lock.active_status_change_callback.take() else {
return;
};
drop(lock);
callback(active);
self.0.lock().active_status_change_callback = Some(callback);
}
pub fn simulate_input(&mut self, event: PlatformInput) -> bool {
let mut lock = self.0.lock();
let Some(mut callback) = lock.input_callback.take() else {
return false;
};
drop(lock);
let result = callback(event);
self.0.lock().input_callback = Some(callback);
!result.propagate
}
}
impl PlatformWindow for TestWindow {
fn bounds(&self) -> Bounds<Pixels> {
self.0.lock().bounds
}
fn window_bounds(&self) -> WindowBounds {
WindowBounds::Windowed(self.bounds())
}
fn is_maximized(&self) -> bool {
false
}
fn content_size(&self) -> Size<Pixels> {
self.bounds().size
}
fn resize(&mut self, size: Size<Pixels>) {
let mut lock = self.0.lock();
lock.bounds.size = size;
}
fn scale_factor(&self) -> f32 {
2.0
}
fn appearance(&self) -> WindowAppearance {
WindowAppearance::Light
}
fn display(&self) -> Option<std::rc::Rc<dyn crate::PlatformDisplay>> {
Some(self.0.lock().display.clone())
}
fn mouse_position(&self) -> Point<Pixels> {
Point::default()
}
fn modifiers(&self) -> crate::Modifiers {
crate::Modifiers::default()
}
fn set_input_handler(&mut self, input_handler: PlatformInputHandler) {
self.0.lock().input_handler = Some(input_handler);
}
fn take_input_handler(&mut self) -> Option<PlatformInputHandler> {
self.0.lock().input_handler.take()
}
fn prompt(
&self,
_level: crate::PromptLevel,
msg: &str,
detail: Option<&str>,
answers: &[PromptButton],
) -> Option<futures::channel::oneshot::Receiver<usize>> {
Some(
self.0
.lock()
.platform
.upgrade()
.expect("platform dropped")
.prompt(msg, detail, answers),
)
}
fn activate(&self) {
self.0
.lock()
.platform
.upgrade()
.unwrap()
.set_active_window(Some(self.clone()))
}
fn is_active(&self) -> bool {
false
}
fn is_hovered(&self) -> bool {
false
}
fn set_title(&mut self, title: &str) {
self.0.lock().title = Some(title.to_owned());
}
fn set_app_id(&mut self, _app_id: &str) {}
fn set_background_appearance(&self, _background: WindowBackgroundAppearance) {}
fn set_edited(&mut self, edited: bool) {
self.0.lock().edited = edited;
}
fn show_character_palette(&self) {
unimplemented!()
}
fn minimize(&self) {
unimplemented!()
}
fn zoom(&self) {
unimplemented!()
}
fn toggle_fullscreen(&self) {
let mut lock = self.0.lock();
lock.is_fullscreen = !lock.is_fullscreen;
}
fn is_fullscreen(&self) -> bool {
self.0.lock().is_fullscreen
}
fn on_request_frame(&self, _callback: Box<dyn FnMut(RequestFrameOptions)>) {}
fn on_input(&self, callback: Box<dyn FnMut(crate::PlatformInput) -> DispatchEventResult>) {
self.0.lock().input_callback = Some(callback)
}
fn on_active_status_change(&self, callback: Box<dyn FnMut(bool)>) {
self.0.lock().active_status_change_callback = Some(callback)
}
fn on_hover_status_change(&self, callback: Box<dyn FnMut(bool)>) {
self.0.lock().hover_status_change_callback = Some(callback)
}
fn on_resize(&self, callback: Box<dyn FnMut(Size<Pixels>, f32)>) {
self.0.lock().resize_callback = Some(callback)
}
fn on_moved(&self, callback: Box<dyn FnMut()>) {
self.0.lock().moved_callback = Some(callback)
}
fn on_should_close(&self, callback: Box<dyn FnMut() -> bool>) {
self.0.lock().should_close_handler = Some(callback);
}
fn on_close(&self, _callback: Box<dyn FnOnce()>) {}
fn on_appearance_changed(&self, _callback: Box<dyn FnMut()>) {}
fn draw(&self, _scene: &crate::Scene) {}
fn sprite_atlas(&self) -> sync::Arc<dyn crate::PlatformAtlas> {
self.0.lock().sprite_atlas.clone()
}
fn as_test(&mut self) -> Option<&mut TestWindow> {
Some(self)
}
#[cfg(target_os = "windows")]
fn get_raw_handle(&self) -> windows::Win32::Foundation::HWND {
unimplemented!()
}
fn show_window_menu(&self, _position: Point<Pixels>) {
unimplemented!()
}
fn start_window_move(&self) {
unimplemented!()
}
fn update_ime_position(&self, _bounds: Bounds<ScaledPixels>) {}
fn gpu_specs(&self) -> Option<GpuSpecs> {
None
}
}
pub(crate) struct TestAtlasState {
next_id: u32,
tiles: HashMap<AtlasKey, AtlasTile>,
}
pub(crate) struct TestAtlas(Mutex<TestAtlasState>);
impl TestAtlas {
pub fn new() -> Self {
TestAtlas(Mutex::new(TestAtlasState {
next_id: 0,
tiles: HashMap::default(),
}))
}
}
impl PlatformAtlas for TestAtlas {
fn get_or_insert_with<'a>(
&self,
key: &crate::AtlasKey,
build: &mut dyn FnMut() -> anyhow::Result<
Option<(Size<crate::DevicePixels>, std::borrow::Cow<'a, [u8]>)>,
>,
) -> anyhow::Result<Option<crate::AtlasTile>> {
let mut state = self.0.lock();
if let Some(tile) = state.tiles.get(key) {
return Ok(Some(tile.clone()));
}
drop(state);
let Some((size, _)) = build()? else {
return Ok(None);
};
let mut state = self.0.lock();
state.next_id += 1;
let texture_id = state.next_id;
state.next_id += 1;
let tile_id = state.next_id;
state.tiles.insert(
key.clone(),
crate::AtlasTile {
texture_id: AtlasTextureId {
index: texture_id,
kind: crate::AtlasTextureKind::Path,
},
tile_id: TileId(tile_id),
padding: 0,
bounds: crate::Bounds {
origin: Point::default(),
size,
},
},
);
Ok(Some(state.tiles[key].clone()))
}
fn remove(&self, key: &AtlasKey) {
let mut state = self.0.lock();
state.tiles.remove(key);
}
}