{"header":{"message":"Api handlers, entry-point and various improvements (#118)","description":"* Add event-handler example for sys\n\n* Add update-handler examples for system, improve set_update_callback and Handler\n\n* Improve update-handler examples for system, add update-handler on-trait\n\n* Improve playdate-display API and docs\n\n* improve gfx api,\nbump display following prev. commit\n\n* little fix for sound api\n\n* Add hl- example 🎉\n\n* fix `init`/`run` src templates rel to deps (closes #117)","timestamp":"2023-09-25T20:58:04Z","authors":[{"email":"888526+boozook@users.noreply.github.com","name":"Alexander Koz"}]},"hash":"IRPWJFHL6T2Z5AK2RW5EFRJPFKMCCHXV74HKGPZHPFC3QIYI23BAC","authors":[],"deps":{"hashes":[["IRPWJFHL6T2Z5AK2RW5EFRJPFKMCCHXV74HKGPZHPFC3QIYI23BAC","Api handlers, entry-point and various improvements (#118)"],["AA",null],["N37SUM4JCJBPJ47YSITTXZNT3HDOA4I7J23UNY57LHJPPVEZSBZQC","Initial import (history 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sys"],["VL55PFHTPPZOPSS3KD5AH2YMTFKZFDLFI3W4NXWE7XGPPOS6ZSVAC","fix readme, add missed link"],["SUZ5GYMZXHH2ACDQCZQGP7YLO47E3NZS2YZJCUSD437A46MLSMVQC","add pre-build bindings for SDK 2.0.3 for macs on arm"],["LOKBVSOPIZ6PM5OPKXVDAK4RM3PHYNTBHLTCIM7LEBXVKW5X6NZAC","fix UB in `Bitmap::get_color_of_pattern` 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state"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl State {"},{"Add":"\tfn new() -> Self {"},{"Add":"\t\t// TODO: Init the state"},{"Add":""},{"Add":"\t\tSelf {}"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// System event handler"},{"Add":"\tfn event(&'static mut self, event: SystemEvent) -> bool {"},{"Add":"\t\tmatch event {"},{"Add":"\t\t\t// Initial setup"},{"Add":"\t\t\tSystemEvent::Init => {"},{"Add":"\t\t\t\t// Set FPS to 30"},{"Add":"\t\t\t\tDisplay::Default().set_refresh_rate(30.0);"},{"Add":""},{"Add":"\t\t\t\t// Register our update handler that defined below"},{"Add":"\t\t\t\tself.set_update_handler();"},{"Add":""},{"Add":"\t\t\t\tprintln!(\"Game init complete\");"},{"Add":"\t\t\t},"},{"Add":"\t\t\t// TODO: React to other events"},{"Add":"\t\t\t_ => {},"},{"Add":"\t\t}"},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl Update for State {"},{"Add":"\t/// Updates the state"},{"Add":"\tfn update(&mut self) -> bool {"},{"Add":"\t\tclear(Color::WHITE);"},{"Add":""},{"Add":""},{"Add":"\t\t// TODO: update the state of game"},{"Add":""},{"Add":""},{"Add":"\t\tSystem::Default().draw_fps(0, 0);"},{"Add":""},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Entry point"},{"Add":"#[no_mangle]"},{"Add":"pub fn event_handler(_api: NonNull, event: SystemEvent, _sim_key_code: u32) -> bool {"},{"Add":"\t// Unsafe static storage for our state."},{"Add":"\t// Usually it's safe because there's only one thread."},{"Add":"\tpub static mut STATE: Option = None;"},{"Add":"\tif unsafe { STATE.is_none() } {"},{"Add":"\t\tlet state = State::new();"},{"Add":"\t\tunsafe { STATE = Some(state) }"},{"Add":"\t}"},{"Add":""},{"Add":"\t// Call state.event"},{"Add":"\tunsafe { STATE.as_mut().expect(\"impossible\") }.event(event)"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build, absolutely optional"},{"Add":"ll_symbols!();"}]}},{"FileMove":{"meta":{"basename":"bin-ll.rs","metadata":0},"old":[{"basename":"default-bin.rs","metadata":0}],"up":[{"change":2,"pos":299511}],"down":[{"change":2,"pos":317402}],"show_perms":false}},{"Edit":{"inode":{"change":2,"pos":317402},"path":"cargo/src/init/bin-ll.rs","line":7,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":317532}],"down_context":[{"change":2,"pos":317532}],"flag":"BLOCK","start":3786,"end":3809,"inode":{"change":2,"pos":317402}}},"contents":[{"Add":""},{"Add":"use core::ffi::c_int;"}]}},{"Edit":{"inode":{"change":2,"pos":317402},"path":"cargo/src/init/bin-ll.rs","line":11,"atom":{"NewVertex":{"up_context":[{"change":2,"pos":317569}],"down_context":[{"change":2,"pos":317569}],"flag":"BLOCK","start":3810,"end":3811,"inode":{"change":2,"pos":317402}}},"contents":[{"Add":""}]}},{"Replacement":{"inode":{"change":2,"pos":317402},"path":"cargo/src/init/bin-ll.rs","line":14,"ins":{"up_context":[{"change":2,"pos":317689}],"down_context":[],"flag":"BLOCK","start":3812,"end":3946,"inode":{"change":2,"pos":317402}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":317689},"to":{"change":2,"start":317689,"end":317821},"introduced_by":2}],"inode":{"change":2,"pos":317402}},"ins_contents":[{"Add":"pub static EVENT_HANDLER_SHIM: extern \"C\" fn(*const sys::ffi::PlaydateAPI, sys::ffi::PDSystemEvent, u32) -> c_int = eventHandlerShim;"}],"del_contents":[{"Del":"pub static EVENT_HANDLER_SHIM: extern \"C\" fn(*const sys::ffi::PlaydateAPI, sys::ffi::PDSystemEvent, u32) -> i32 = eventHandlerShim;\n"}]}},{"FileAdd":{"meta":{"basename":"bin-hl.rs","metadata":0},"context":[{"change":2,"pos":299511}],"contents":[{"Add":"#![no_std]"},{"Add":"#![no_main]"},{"Add":"#[allow(unused_imports)]"},{"Add":"extern crate alloc;"},{"Add":"extern crate playdate as pd;"},{"Add":"extern crate {crate_name};"},{"Add":""},{"Add":"use core::ffi::c_int;"},{"Add":"use core::ptr::NonNull;"},{"Add":"use {crate_name}::event_handler;"},{"Add":"use pd::sys::eventHandlerShim;"},{"Add":"use pd::sys::ffi::{{PlaydateAPI, PDSystemEvent}};"},{"Add":""},{"Add":""},{"Add":"// Needed to tell rustc that it should be in the output after DCE, LTO and stripping."},{"Add":"#[used] pub static EVENT_HANDLER: extern \"Rust\" fn(NonNull, PDSystemEvent, u32) -> bool = event_handler;"},{"Add":"#[used] pub static EVENT_HANDLER_SHIM: extern \"C\" fn(*const PlaydateAPI, PDSystemEvent, u32) -> c_int = eventHandlerShim;"}]}},{"Replacement":{"inode":{"change":2,"pos":445850},"path":"cargo/Cargo.toml","line":3,"ins":{"up_context":[{"change":2,"pos":445885}],"down_context":[{"change":2,"pos":445921}],"flag":"BLOCK","start":4617,"end":4635,"inode":{"change":2,"pos":445850}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":445885},"to":{"change":13,"start":1828,"end":1846},"introduced_by":13}],"inode":{"change":2,"pos":445850}},"ins_contents":[{"Add":"version = \"0.3.2\""}],"del_contents":[{"Del":"version = \"0.3.1\"\n"}]}},{"FileAdd":{"meta":{"basename":"update.rs","metadata":0},"context":[{"change":6,"pos":167}],"contents":[{"Add":"use core::ffi::c_void;"},{"Add":"use core::ffi::c_int;"},{"Add":"use core::marker::PhantomData;"},{"Add":"use core::pin::Pin;"},{"Add":"use alloc::boxed::Box;"},{"Add":""},{"Add":"use crate::api;"},{"Add":"use crate::System;"},{"Add":""},{"Add":""},{"Add":"/// Pinned wrapper around a function and user data."},{"Add":"///"},{"Add":"/// On drop, automatically resets system registered update handler."},{"Add":"pub struct Handler<'t, F, U>(Option>>, PhantomData<&'t ()>);"},{"Add":""},{"Add":"impl<'t, F, U> Drop for Handler<'t, F, U> {"},{"Add":"\tfn drop(&mut self) {"},{"Add":"\t\tlet get_fn = || sys::api_opt!(system.setUpdateCallback);"},{"Add":"\t\tif self.0.is_some() {"},{"Add":"\t\t\tif let Some(f) = get_fn() {"},{"Add":"\t\t\t\tunsafe {"},{"Add":"\t\t\t\t\tf(None, core::ptr::null_mut());"},{"Add":"\t\t\t\t}"},{"Add":"\t\t\t}"},{"Add":"\t\t}"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl System {"},{"Add":"\t/// Internal update callback proxy function."},{"Add":"\tunsafe extern \"C\" fn proxy bool>(fn_ud: *mut c_void) -> c_int {"},{"Add":"\t\tif let Some((callback, userdata)) = (fn_ud as *mut (Fn, UD)).as_mut() {"},{"Add":"\t\t\tcallback(userdata).into()"},{"Add":"\t\t} else {"},{"Add":"\t\t\tpanic!(\"user callback missed\");"},{"Add":"\t\t}"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// Takes __any__ function and `userdata`,"},{"Add":"\t/// registers callback in the system and"},{"Add":"\t/// returns this function with userdata wrapped into the [`Handler`] with [`Pin`] inside."},{"Add":"\t///"},{"Add":"\t/// For register a fn-ptr you could better use [`set_update_callback_static`]."},{"Add":"\t///"},{"Add":"\t/// Safety is ensured by [`Handler`],"},{"Add":"\t/// that resets the system registered update handler when drop."},{"Add":"\t///"},{"Add":"\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\t#[must_use = \"Update handler will be unregistered when Handler dropped\"]"},{"Add":"\tpub fn set_update_callback<'u, U, F>(&self, on_update: F, userdata: U) -> Handler<'u, F, U>"},{"Add":"\t\twhere U: 'u,"},{"Add":"\t\t F: 'u + FnMut(&mut U) -> bool {"},{"Add":"\t\tlet f = self.0.set_update_callback();"},{"Add":"\t\tlet mut userdata = Box::pin((on_update, userdata));"},{"Add":"\t\tlet ptr = unsafe { userdata.as_mut().get_unchecked_mut() } as *mut _ as *mut c_void;"},{"Add":"\t\tunsafe { f(Some(Self::proxy::), ptr) };"},{"Add":"\t\tHandler(userdata.into(), PhantomData)"},{"Add":"\t}"},{"Add":""},{"Add":"\t/// Consumes and __leaks__ an __any__ function with `userdata` into the `Box`,"},{"Add":"\t/// registers callback in the system."},{"Add":"\t///"},{"Add":"\t/// For register a fn-ptr you could better use [`set_update_callback_static`]."},{"Add":"\t///"},{"Add":"\t/// __Safety is guaranteed by the caller.__"},{"Add":"\t///"},{"Add":"\t/// See also [`System::set_update_callback`], it prevents leaks and more safe."},{"Add":"\t///"},{"Add":"\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\tpub fn set_update_callback_boxed<'u, U, F>(&self, on_update: F, userdata: U)"},{"Add":"\t\twhere U: 'u,"},{"Add":"\t\t F: 'u + FnMut(&mut U) -> bool {"},{"Add":"\t\tlet f = self.0.set_update_callback();"},{"Add":"\t\tlet ptr = Box::into_raw(Box::new((on_update, userdata)));"},{"Add":"\t\tunsafe { f(Some(Self::proxy::), ptr as *mut _) };"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// Consumes and __leaks__ function `on_update` and `userdata`, wraps it into the `Box`,"},{"Add":"\t/// then registers callback."},{"Add":"\t///"},{"Add":"\t/// See also [`System::set_update_callback`], it prevents leaks and more safe."},{"Add":"\t///"},{"Add":"\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\tpub fn set_update_callback_static(&self,"},{"Add":"\t on_update: Option bool>,"},{"Add":"\t userdata: U) {"},{"Add":"\t\tunsafe extern \"C\" fn proxy(fn_ud: *mut c_void) -> c_int {"},{"Add":"\t\t\tif let Some((callback, userdata)) = (fn_ud as *mut (fn(userdata: &mut UD) -> bool, UD)).as_mut() {"},{"Add":"\t\t\t\tcallback(userdata).into()"},{"Add":"\t\t\t} else {"},{"Add":"\t\t\t\tpanic!(\"user callback missed\");"},{"Add":"\t\t\t}"},{"Add":"\t\t}"},{"Add":""},{"Add":"\t\tlet f = self.0.set_update_callback();"},{"Add":"\t\tif let Some(callback) = on_update {"},{"Add":"\t\t\tlet ptr = Box::into_raw(Box::new((callback, userdata)));"},{"Add":"\t\t\tunsafe { f(Some(proxy::), ptr as *mut _) };"},{"Add":"\t\t} else {"},{"Add":"\t\t\tunsafe { f(None, core::ptr::null_mut()) };"},{"Add":"\t\t}"},{"Add":"\t}"},{"Add":""},{"Add":"\t/// Executes `handler`'s [`Update::set_update_handler_with`] with this inner api."},{"Add":"\t///"},{"Add":"\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\t#[inline(always)]"},{"Add":"\tpub fn set_update_handler<'t, U: 'static + Update>(&'t self, handler: Option<&'static mut U>)"},{"Add":"\t\twhere &'t Api: api::Api {"},{"Add":"\t\tif let Some(handler) = handler {"},{"Add":"\t\t\thandler.set_update_handler_with(&self.0)"},{"Add":"\t\t} else {"},{"Add":"\t\t\tlet f = self.0.set_update_callback();"},{"Add":"\t\t\tunsafe { f(None, core::ptr::null_mut()) };"},{"Add":"\t\t}"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Implementable stateful update handler"},{"Add":"/// with default implementation for adapter and register functions."},{"Add":"pub trait Update: Sized {"},{"Add":"\tfn update(&mut self) -> bool;"},{"Add":""},{"Add":"\t/// Register a callback function [`Self::update`] in the system,"},{"Add":"\t/// using [`Default`](api::Default) `api`."},{"Add":"\t///"},{"Add":"\t/// See also [`Update::set_update_handler_with`] and [`System::set_update_handler`]."},{"Add":"\t///"},{"Add":"\t/// Equivalent to [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\t#[inline(always)]"},{"Add":"\tfn set_update_handler(&'static mut self) { self.set_update_handler_with(api::Default) }"},{"Add":""},{"Add":"\t/// Register a callback function [`Self::update`] in the system,"},{"Add":"\t/// using given `api`."},{"Add":"\t///"},{"Add":"\t/// Equivalent to [`sys::ffi::playdate_sys::setUpdateCallback`]"},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]"},{"Add":"\tfn set_update_handler_with(&'static mut self, api: Api) {"},{"Add":"\t\tlet f = api.set_update_callback();"},{"Add":"\t\tunsafe { f(Some(Self::update_proxy), self as *mut Self as *mut _) };"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// Overridable update callback adapter."},{"Add":"\t#[doc(hidden)]"},{"Add":"\tunsafe extern \"C\" fn update_proxy(handler: *mut c_void) -> c_int {"},{"Add":"\t\tif let Some(handler) = (handler as *mut Self).as_mut() {"},{"Add":"\t\t\tSelf::update(handler).into()"},{"Add":"\t\t} else {"},{"Add":"\t\t\tpanic!(\"user callback missed\");"},{"Add":"\t\t}"},{"Add":"\t}"},{"Add":"}"}]}},{"Edit":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":8,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":1304},"to":{"change":6,"start":1304,"end":1358},"introduced_by":6}],"inode":{"change":6,"pos":1163}}},"contents":[{"Del":"use core::ffi::c_void;\nuse core::marker::PhantomData;\n"}]}},{"Edit":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":9,"atom":{"EdgeMap":{"edges":[{"previous":"","flag":"DELETED","from":{"change":8,"pos":176},"to":{"change":6,"start":1358,"end":1378},"introduced_by":8},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":1358},"to":{"change":6,"start":1358,"end":1378},"introduced_by":6},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":1378},"to":{"change":8,"start":177,"end":200},"introduced_by":8}],"inode":{"change":6,"pos":1163}}},"contents":[{"Del":"use core::pin::Pin;\n"},{"Del":"use alloc::boxed::Box;\n"}]}},{"Edit":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":12,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":1433}],"down_context":[{"change":6,"pos":1433}],"flag":"BLOCK","start":10258,"end":10289,"inode":{"change":6,"pos":1163}}},"contents":[{"Add":"pub mod update;"},{"Add":"pub mod event;"}]}},{"Replacement":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":15,"ins":{"up_context":[{"change":6,"pos":1434}],"down_context":[{"change":6,"pos":1468}],"flag":"BLOCK","start":10290,"end":10464,"inode":{"change":6,"pos":1163}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":1434},"to":{"change":6,"start":1434,"end":1468},"introduced_by":6}],"inode":{"change":6,"pos":1163}},"ins_contents":[{"Add":"pub mod prelude {"},{"Add":"\tpub use crate::System;"},{"Add":"\tpub use crate::time::*;"},{"Add":"\tpub use crate::lang::*;"},{"Add":"\tpub use crate::update::*;"},{"Add":"\tpub use crate::event::*;"},{"Add":"}"},{"Add":""},{"Add":"use time::*;"},{"Add":"use lang::*;"}],"del_contents":[{"Del":"pub use time::*;\npub use lang::*;\n"}]}},{"Edit":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":29,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":1544}],"down_context":[{"change":6,"pos":1544}],"flag":"BLOCK","start":10465,"end":10682,"inode":{"change":6,"pos":1163}}},"contents":[{"Add":""},{"Add":"impl System {"},{"Add":"\t/// Creates default [`System`] without type parameter requirement."},{"Add":"\t///"},{"Add":"\t/// Uses ZST [`api::Default`]."},{"Add":"\t#[allow(non_snake_case)]"},{"Add":"\tpub fn Default() -> Self { Self(Default::default()) }"},{"Add":"}"}]}},{"Edit":{"inode":{"change":6,"pos":1163},"path":"api/system/src/lib.rs","line":48,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":1829},"to":{"change":6,"start":1829,"end":4211},"introduced_by":6}],"inode":{"change":6,"pos":1163}}},"contents":[{"Del":"}\n\n\npub struct CallbackHandler<'t, F, U>(Option>>, PhantomData<&'t ()>);\n\nimpl<'t, F, U> Drop for CallbackHandler<'t, F, U> {\n\tfn drop(&mut self) {\n\t\tlet get_fn = || sys::api_opt!(system.setUpdateCallback);\n\t\tif self.0.is_some() {\n\t\t\tif let Some(f) = get_fn() {\n\t\t\t\tunsafe {\n\t\t\t\t\tf(None, core::ptr::null_mut());\n\t\t\t\t}\n\t\t\t}\n\t\t}\n\t}\n}\n\n\nimpl System {\n\t/// Takes an any function with `userdata` into the `Pin`,\n\t/// registers callback in the system and returns this wrapped function with userdata.\n\t///\n\t/// For register a fn-ptr you could better use [`set_update_callback_static`].\n\t///\n\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]\n\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]\n\tpub fn set_update_callback<'u, U, F>(&self, on_update: F, userdata: U) -> CallbackHandler<'u, F, U>\n\t\twhere U: 'u,\n\t\t F: 'u + FnMut(&mut U) -> bool {\n\t\tunsafe extern \"C\" fn proxy bool>(fn_ud: *mut c_void) -> c_int {\n\t\t\tif let Some((callback, userdata)) = (fn_ud as *mut (Fn, UD)).as_mut() {\n\t\t\t\tcallback(userdata).into()\n\t\t\t} else {\n\t\t\t\tpanic!(\"user callback missed\");\n\t\t\t}\n\t\t}\n\n\t\tlet f = self.0.set_update_callback();\n\n\t\tlet mut userdata = Box::pin((on_update, userdata));\n\t\tlet ptr = unsafe { userdata.as_mut().get_unchecked_mut() } as *mut _ as *mut c_void;\n\n\t\tunsafe { f(Some(proxy::), ptr) };\n\n\t\tCallbackHandler(userdata.into(), PhantomData)\n\t}\n\n\n\t/// Takes `on_update` and `userdata` and wraps it into the `Box`,\n\t/// then registers callback.\n\t///\n\t/// Wrapping [`sys::ffi::playdate_sys::setUpdateCallback`]\n\t#[doc(alias = \"sys::ffi::playdate_sys::setUpdateCallback\")]\n\tpub fn set_update_callback_static(&self,\n\t on_update: Option bool>,\n\t userdata: U) {\n\t\tunsafe extern \"C\" fn proxy(fn_ud: *mut c_void) -> c_int {\n\t\t\tif let Some((callback, userdata)) = (fn_ud as *mut (fn(userdata: &mut UD) -> bool, UD)).as_mut() {\n\t\t\t\tcallback(userdata).into()\n\t\t\t} else {\n\t\t\t\tpanic!(\"user callback missed\");\n\t\t\t}\n\t\t}\n\n\t\tlet f = self.0.set_update_callback();\n\n\t\tif let Some(callback) = on_update {\n\t\t\tlet ptr = Box::into_raw(Box::new((callback, userdata)));\n\t\t\tunsafe { f(Some(proxy::), ptr as *mut _) };\n\t\t} else {\n\t\t\tunsafe { f(None, core::ptr::null_mut()) };\n\t\t}\n\t}\n"}]}},{"FileAdd":{"meta":{"basename":"event.rs","metadata":0},"context":[{"change":6,"pos":167}],"contents":[{"Add":"pub use sys::ffi::PDSystemEvent as SystemEvent;"},{"Add":""},{"Add":""},{"Add":"pub trait SystemEventExt {"},{"Add":"\t#![allow(non_upper_case_globals)]"},{"Add":""},{"Add":"\t/// Program initialization."},{"Add":"\t///"},{"Add":"\t/// After loading pdex.bin into memory, the system calls your event handler with this event."},{"Add":"\t///"},{"Add":"\t/// Then you can supply your own run loop update function"},{"Add":"\t/// by calling [`System::set_update_callback`](crate::System::set_update_callback)"},{"Add":"\t/// or [`Update::set_update_handler`](crate::update::Update::set_update_handler) here."},{"Add":"\t///"},{"Add":"\t/// If you don’t provide an update callback, the system initializes a Lua context"},{"Add":"\t/// and calls your event handler again with event [`InitLua`](SystemEventExt::InitLua)."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventInitage\")]"},{"Add":"\tconst Init: SystemEvent = SystemEvent::kEventInit;"},{"Add":""},{"Add":"\t/// Program initialization in __lua context__."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventInitLua\")]"},{"Add":"\tconst InitLua: SystemEvent = SystemEvent::kEventInitLua;"},{"Add":""},{"Add":"\t/// System going to locked state."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventLockage\")]"},{"Add":"\tconst Lock: SystemEvent = SystemEvent::kEventLock;"},{"Add":""},{"Add":"\t/// System has been unlocked by user."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventUnlock\")]"},{"Add":"\tconst Unlock: SystemEvent = SystemEvent::kEventUnlock;"},{"Add":""},{"Add":"\t/// Program execution paused."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventPausee\")]"},{"Add":"\tconst Pause: SystemEvent = SystemEvent::kEventPause;"},{"Add":""},{"Add":"\t/// Program execution resumed after [pause](SystemEventExt::Pause)."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventResume\")]"},{"Add":"\tconst Resume: SystemEvent = SystemEvent::kEventResume;"},{"Add":""},{"Add":"\t/// Program termination."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventTerminate\")]"},{"Add":"\tconst Terminate: SystemEvent = SystemEvent::kEventTerminate;"},{"Add":""},{"Add":"\t/// Simulator key is pressed."},{"Add":"\t///"},{"Add":"\t/// When an arbitrary key is pressed __in the Simulator__"},{"Add":"\t/// your event handler is called with this event and the keycode of the key in the last argument."},{"Add":"\t///"},{"Add":"\t/// See also [`KeyReleased`](SystemEventExt::KeyReleased)."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventKeyPressed\")]"},{"Add":"\tconst KeyPressed: SystemEvent = SystemEvent::kEventKeyPressed;"},{"Add":""},{"Add":"\t/// Simulator key is released."},{"Add":"\t///"},{"Add":"\t/// When an arbitrary key is released __in the Simulator__"},{"Add":"\t/// your event handler is called with this event and the keycode of the key in the last argument."},{"Add":"\t///"},{"Add":"\t/// See also [`KeyPressed`](SystemEventExt::KeyPressed)."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventKeyReleased\")]"},{"Add":"\tconst KeyReleased: SystemEvent = SystemEvent::kEventKeyReleased;"},{"Add":""},{"Add":"\t/// Low power warning by system."},{"Add":"\t///"},{"Add":"\t/// At this point, it's a good idea to persistently save anything you need, such as a save-game."},{"Add":"\t#[doc(alias = \"sys::ffi::PDSystemEvent::kEventLowPower\")]"},{"Add":"\tconst LowPower: SystemEvent = SystemEvent::kEventLowPower;"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl SystemEventExt for SystemEvent {}"}]}},{"FileAdd":{"meta":{"basename":"examples","metadata":576},"context":[{"change":6,"pos":147}],"contents":[]}},{"FileAdd":{"meta":{"basename":"handler-static.rs","metadata":0},"context":[{"change":0,"pos":13499}],"contents":[{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate sys;"},{"Add":"extern crate playdate_system as system;"},{"Add":""},{"Add":"use core::ptr::NonNull;"},{"Add":""},{"Add":"use sys::ffi::*;"},{"Add":"use system::System;"},{"Add":""},{"Add":""},{"Add":"/// Entry point, event handler"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(api: NonNull, event: PDSystemEvent, arg: u32) -> bool {"},{"Add":"\tprintln!(\"Init\");"},{"Add":""},{"Add":"\t// Do something good with `api` here..."},{"Add":""},{"Add":""},{"Add":"\t// Registering update-callback with user-data."},{"Add":"\t// The user-data is just a number because not needed nothing complex for this example."},{"Add":"\tSystem::Default().set_update_callback_static(Some(on_update), 42);"},{"Add":""},{"Add":""},{"Add":"\t// Continue event-loop:"},{"Add":"\ttrue"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Update handler"},{"Add":"fn on_update(v: &mut i32) -> bool {"},{"Add":"\t*v += 1;"},{"Add":"\tprintln!(\"{v} / 100\");"},{"Add":""},{"Add":"\tif *v == 100 {"},{"Add":"\t\tprintln!(\"Stopping updates...\");"},{"Add":"\t\tSystem::Default().set_update_callback_static(None, ());"},{"Add":"\t\tprintln!(\"See you.\");"},{"Add":"\t}"},{"Add":""},{"Add":"\t// Continue updates:"},{"Add":"\ttrue"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build"},{"Add":"ll_symbols!();"}]}},{"FileAdd":{"meta":{"basename":"handler-pinned.rs","metadata":0},"context":[{"change":0,"pos":13499}],"contents":[{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate sys;"},{"Add":"extern crate playdate_system as system;"},{"Add":""},{"Add":"use core::any::Any;"},{"Add":"use core::ptr::NonNull;"},{"Add":"use alloc::boxed::Box;"},{"Add":""},{"Add":"use sys::ffi::*;"},{"Add":"use system::System;"},{"Add":""},{"Add":""},{"Add":"/// Entry point"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(api: NonNull, event: PDSystemEvent, arg: u32) -> bool {"},{"Add":"\tprintln!(\"Init\");"},{"Add":""},{"Add":"\t// Do something good with `api` here..."},{"Add":""},{"Add":""},{"Add":"\t// Registering update-callback with user-data."},{"Add":"\t// The user-data is just a number because not needed nothing complex for this example."},{"Add":""},{"Add":"\tstatic mut HANDLE: Option> = None;"},{"Add":""},{"Add":"\tif unsafe { HANDLE.is_none() } {"},{"Add":"\t\tlet system = System::Default();"},{"Add":"\t\tlet handle = system.set_update_callback("},{"Add":"\t\t move |v| {"},{"Add":"\t\t\t *v += 1;"},{"Add":"\t\t\t println!(\"{v}\");"},{"Add":""},{"Add":"\t\t\t if *v == 100 {"},{"Add":"\t\t\t\t println!(\"Stopping updates...\");"},{"Add":"\t\t\t\t system.set_update_callback_static(None, ());"},{"Add":"\t\t\t\t println!(\"See you.\");"},{"Add":"\t\t\t }"},{"Add":""},{"Add":"\t\t\t // Continue updates:"},{"Add":"\t\t\t true"},{"Add":"\t\t },"},{"Add":"\t\t 42,"},{"Add":"\t\t);"},{"Add":"\t\tunsafe { HANDLE = Some(Box::new(handle)) };"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t// Continue event-loop:"},{"Add":"\ttrue"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build"},{"Add":"ll_symbols!();"}]}},{"FileAdd":{"meta":{"basename":"handler-boxed.rs","metadata":0},"context":[{"change":0,"pos":13499}],"contents":[{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate sys;"},{"Add":"extern crate playdate_system as system;"},{"Add":""},{"Add":"use core::ptr::NonNull;"},{"Add":""},{"Add":"use sys::ffi::*;"},{"Add":"use system::System;"},{"Add":""},{"Add":""},{"Add":"/// Entry point, event handler"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(api: NonNull, event: PDSystemEvent, arg: u32) -> bool {"},{"Add":"\tprintln!(\"Init\");"},{"Add":""},{"Add":"\t// Do something good with `api` here..."},{"Add":""},{"Add":""},{"Add":"\tlet system = System::Default();"},{"Add":""},{"Add":"\t// Registering update-callback with user-data."},{"Add":"\t// The user-data is just a number because not needed nothing complex for this example."},{"Add":"\tsystem.set_update_callback_boxed("},{"Add":"\t |v| {"},{"Add":"\t\t *v += 1;"},{"Add":"\t\t println!(\"{v} / 100\");"},{"Add":""},{"Add":"\t\t if *v == 100 {"},{"Add":"\t\t\t println!(\"Stopping updates...\");"},{"Add":"\t\t\t system.set_update_callback_static(None, ());"},{"Add":"\t\t\t println!(\"See you.\");"},{"Add":"\t\t }"},{"Add":""},{"Add":"\t\t // Continue updates:"},{"Add":"\t\t true"},{"Add":"\t },"},{"Add":"\t 42,"},{"Add":"\t);"},{"Add":""},{"Add":"\t// Continue event-loop:"},{"Add":"\ttrue"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build"},{"Add":"ll_symbols!();"}]}},{"FileAdd":{"meta":{"basename":"README.md","metadata":0},"context":[{"change":0,"pos":13499}],"contents":[{"Add":"# Examples"},{"Add":""},{"Add":""},{"Add":"# How to run"},{"Add":""},{"Add":"```bash"},{"Add":"# Simulator:"},{"Add":"cargo playdate run -p=playdate-system --example=handler-static --features=entry-point"},{"Add":"# Device:"},{"Add":"cargo playdate run -p=playdate-system --example=handler-boxed --features=entry-point --device"},{"Add":"```"},{"Add":""},{"Add":"More information how to use [cargo-playdate][] in help: `cargo playdate --help`."},{"Add":""},{"Add":""},{"Add":""},{"Add":"[cargo-playdate]: https://crates.io/crates/cargo-playdate"}]}},{"Replacement":{"inode":{"change":6,"pos":14598},"path":"api/system/Cargo.toml","line":3,"ins":{"up_context":[{"change":6,"pos":14634}],"down_context":[{"change":6,"pos":14670}],"flag":"BLOCK","start":17761,"end":17779,"inode":{"change":6,"pos":14598}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":6,"pos":14634},"to":{"change":10,"start":4149,"end":4167},"introduced_by":10}],"inode":{"change":6,"pos":14598}},"ins_contents":[{"Add":"version = \"0.2.0\""}],"del_contents":[{"Del":"version = \"0.1.2\"\n"}]}},{"Edit":{"inode":{"change":6,"pos":14598},"path":"api/system/Cargo.toml","line":22,"atom":{"NewVertex":{"up_context":[{"change":6,"pos":15125}],"down_context":[{"change":6,"pos":15125}],"flag":"BLOCK","start":17780,"end":17814,"inode":{"change":6,"pos":14598}}},"contents":[{"Add":"entry-point = [\"sys/entry-point\"]"}]}},{"Edit":{"inode":{"change":6,"pos":14598},"path":"api/system/Cargo.toml","line":62,"atom":{"NewVertex":{"up_context":[{"change":7,"pos":1008}],"down_context":[],"flag":"BLOCK","start":17815,"end":18323,"inode":{"change":6,"pos":14598}}},"contents":[{"Add":""},{"Add":""},{"Add":"[[example]]"},{"Add":"name = \"handler-boxed\""},{"Add":"crate-type = [\"dylib\", \"staticlib\"]"},{"Add":"path = \"examples/handler-boxed.rs\""},{"Add":"required-features = [\"sys/entry-point\"]"},{"Add":""},{"Add":"[[example]]"},{"Add":"name = \"handler-static\""},{"Add":"crate-type = [\"dylib\", \"staticlib\"]"},{"Add":"path = \"examples/handler-static.rs\""},{"Add":"required-features = [\"sys/entry-point\"]"},{"Add":""},{"Add":"[[example]]"},{"Add":"name = \"handler-pinned\""},{"Add":"crate-type = [\"dylib\", \"staticlib\"]"},{"Add":"path = \"examples/handler-pinned.rs\""},{"Add":"required-features = [\"sys/entry-point\"]"},{"Add":""},{"Add":"[package.metadata.playdate]"},{"Add":"bundle-id = \"rs.playdate.system\""}]}},{"FileAdd":{"meta":{"basename":"handler.rs","metadata":0},"context":[{"change":2,"pos":3534245}],"contents":[{"Add":"//! Entry point / event handler example."},{"Add":""},{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":"use core::ffi::*;"},{"Add":"use core::ptr::null_mut;"},{"Add":"use core::ptr::NonNull;"},{"Add":"use alloc::boxed::Box;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate playdate_sys as pd;"},{"Add":"use pd::ffi::*;"},{"Add":""},{"Add":""},{"Add":"/// Entry point / event handler"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(api: NonNull, event: PDSystemEvent, arg: u32) -> bool {"},{"Add":"\tprintln!(\"Init\");"},{"Add":""},{"Add":"\t// Do something good with `api` here..."},{"Add":""},{"Add":""},{"Add":"\tif event == PDSystemEvent::kEventInit {"},{"Add":"\t\t// Registering update-callback with user-data,"},{"Add":"\t\t// where user-data is just `u32` because not needed nothing complex for this example."},{"Add":"\t\tlet state = Box::into_raw(Box::new(0_u32));"},{"Add":"\t\tunsafe { api!(system.setUpdateCallback)(Some(update_handler), state as *mut _) };"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t// Continue event-loop:"},{"Add":"\ttrue"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Update handler."},{"Add":"///"},{"Add":"/// Just count to a hundred and stop the updates."},{"Add":"unsafe extern \"C\" fn update_handler(state: *mut c_void) -> c_int {"},{"Add":"\tlet ptr: *mut u32 = state.cast();"},{"Add":"\tlet state = ptr.as_mut().expect(\"missed state\");"},{"Add":"\t*state += 1;"},{"Add":""},{"Add":"\tprintln!(\"Counting, {state}\");"},{"Add":""},{"Add":"\tif *state == 100 {"},{"Add":"\t\tprintln!(\"Stopping updates...\");"},{"Add":"\t\tapi!(system.setUpdateCallback)(None, null_mut());"},{"Add":"\t\tprintln!(\"See you.\");"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t// Continue updates:"},{"Add":"\ttrue.into()"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build, optional."},{"Add":"ll_symbols!();"}]}},{"Replacement":{"inode":{"change":2,"pos":3548023},"path":"api/sys/Cargo.toml","line":3,"ins":{"up_context":[{"change":2,"pos":3548056}],"down_context":[{"change":2,"pos":3548091}],"flag":"BLOCK","start":19690,"end":19709,"inode":{"change":2,"pos":3548023}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3548056},"to":{"change":10,"start":4373,"end":4392},"introduced_by":10}],"inode":{"change":2,"pos":3548023}},"ins_contents":[{"Add":"version = \"0.1.11\""}],"del_contents":[{"Del":"version = \"0.1.10\"\n"}]}},{"Replacement":{"inode":{"change":2,"pos":3548023},"path":"api/sys/Cargo.toml","line":12,"ins":{"up_context":[{"change":7,"pos":1165}],"down_context":[{"change":7,"pos":1175}],"flag":"BLOCK","start":19710,"end":19721,"inode":{"change":2,"pos":3548023}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | 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default\n"}]}},{"Replacement":{"inode":{"change":2,"pos":3548023},"path":"api/sys/Cargo.toml","line":27,"ins":{"up_context":[{"change":3,"pos":15885}],"down_context":[{"change":2,"pos":3548826}],"flag":"BLOCK","start":19722,"end":20078,"inode":{"change":2,"pos":3548023}},"del":{"edges":[{"previous":"","flag":"DELETED","from":{"change":3,"pos":15885},"to":{"change":2,"start":3548596,"end":3548826},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3548596},"to":{"change":2,"start":3548596,"end":3548826},"introduced_by":2}],"inode":{"change":2,"pos":3548023}},"ins_contents":[{"Add":""},{"Add":"lang-items = [\"allocator\", \"panic-handler\", \"eh-personality\"] # lang-items"},{"Add":"allocator = [] # global allocator"},{"Add":"panic-handler = [] # global panic handler"},{"Add":"eh-personality = [] # eh_personality for sim-targets, dummy empty no-op"}],"del_contents":[{"Del":"lang-items = [\"allocator\", \"panic-handler\", \"eh-personality\"]\n# lang-items:\nallocator = [] # global allocator\npanic-handler = [] # global panic handler\neh-personality = [] # eh_personality for sim-targets, dummy empty no-op\n"}]}},{"Replacement":{"inode":{"change":2,"pos":3548023},"path":"api/sys/Cargo.toml","line":36,"ins":{"up_context":[{"change":2,"pos":3548919}],"down_context":[{"change":2,"pos":3548945}],"flag":"BLOCK","start":20079,"end":20080,"inode":{"change":2,"pos":3548023}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3548919},"to":{"change":2,"start":3548919,"end":3548945},"introduced_by":2}],"inode":{"change":2,"pos":3548023}},"ins_contents":[{"Add":""}],"del_contents":[{"Del":"# bindings build options:\n"}]}},{"Edit":{"inode":{"change":2,"pos":3548023},"path":"api/sys/Cargo.toml","line":45,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | 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crate::sample;"}]}},{"Replacement":{"inode":{"change":2,"pos":3602865},"path":"api/sound/Cargo.toml","line":3,"ins":{"up_context":[{"change":2,"pos":3602900}],"down_context":[{"change":2,"pos":3602936}],"flag":"BLOCK","start":20277,"end":20295,"inode":{"change":2,"pos":3602865}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":2,"pos":3602900},"to":{"change":11,"start":15894,"end":15912},"introduced_by":11}],"inode":{"change":2,"pos":3602865}},"ins_contents":[{"Add":"version = \"0.1.5\""}],"del_contents":[{"Del":"version = \"0.1.4\"\n"}]}},{"Edit":{"inode":{"change":10,"pos":5265},"path":"api/playdate/src/lib.rs","line":2,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | 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sys;"}]}},{"Edit":{"inode":{"change":10,"pos":5265},"path":"api/playdate/src/lib.rs","line":11,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":5456}],"down_context":[{"change":10,"pos":5456}],"flag":"BLOCK","start":20360,"end":20361,"inode":{"change":10,"pos":5265}}},"contents":[{"Add":""}]}},{"Edit":{"inode":{"change":10,"pos":5265},"path":"api/playdate/src/lib.rs","line":13,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":5457}],"down_context":[{"change":10,"pos":5457}],"flag":"BLOCK","start":20362,"end":20441,"inode":{"change":10,"pos":5265}}},"contents":[{"Add":"// macro re-export"},{"Add":"pub use sys::{println, ll_symbols, api, api_opt, api_ok};"},{"Add":""},{"Add":""}]}},{"FileAdd":{"meta":{"basename":"examples","metadata":576},"context":[{"change":10,"pos":5226}],"contents":[]}},{"FileAdd":{"meta":{"basename":"minimal.rs","metadata":0},"context":[{"change":0,"pos":20443}],"contents":[{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate playdate as pd;"},{"Add":""},{"Add":"use core::ffi::*;"},{"Add":"use core::ptr::NonNull;"},{"Add":"use pd::sys::ffi::PlaydateAPI;"},{"Add":""},{"Add":"use pd::display::Display;"},{"Add":"use pd::graphics::*;"},{"Add":"use pd::graphics::bitmap::*;"},{"Add":"use pd::system::prelude::*;"},{"Add":""},{"Add":""},{"Add":"/// Game state"},{"Add":"struct State {"},{"Add":"\t// TODO: Fill the state"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl State {"},{"Add":"\tfn new() -> Self {"},{"Add":"\t\t// TODO: Init the state"},{"Add":""},{"Add":"\t\tSelf {}"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// System event handler"},{"Add":"\tfn event(&'static mut self, event: SystemEvent) -> bool {"},{"Add":"\t\tmatch event {"},{"Add":"\t\t\t// Initial setup"},{"Add":"\t\t\tSystemEvent::Init => {"},{"Add":"\t\t\t\t// Set FPS to 30"},{"Add":"\t\t\t\tDisplay::Default().set_refresh_rate(30.0);"},{"Add":""},{"Add":"\t\t\t\t// Register our update handler that defined below"},{"Add":"\t\t\t\tself.set_update_handler();"},{"Add":""},{"Add":"\t\t\t\tprintln!(\"Game init complete\");"},{"Add":"\t\t\t},"},{"Add":"\t\t\t// TODO: React to other events"},{"Add":"\t\t\t_ => {},"},{"Add":"\t\t}"},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl Update for State {"},{"Add":"\t/// Updates the state"},{"Add":"\tfn update(&mut self) -> bool {"},{"Add":"\t\tclear(Color::WHITE);"},{"Add":""},{"Add":""},{"Add":"\t\t// TODO: update the state of game"},{"Add":""},{"Add":""},{"Add":"\t\tSystem::Default().draw_fps(0, 0);"},{"Add":""},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Entry point"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(_api: NonNull, event: SystemEvent, _sim_key_code: u32) -> bool {"},{"Add":"\t// Unsafe static storage for our state."},{"Add":"\t// Usually it's safe because there's only one thread."},{"Add":"\tpub static mut STATE: Option = None;"},{"Add":"\tif unsafe { STATE.is_none() } {"},{"Add":"\t\tlet state = State::new();"},{"Add":"\t\tunsafe { STATE = Some(state) }"},{"Add":"\t}"},{"Add":""},{"Add":"\t// Call state.event"},{"Add":"\tunsafe { STATE.as_mut().expect(\"impossible\") }.event(event)"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build, absolutely optional"},{"Add":"ll_symbols!();"}]}},{"FileAdd":{"meta":{"basename":"hello-world.rs","metadata":0},"context":[{"change":0,"pos":20443}],"contents":[{"Add":"#![no_std]"},{"Add":"extern crate alloc;"},{"Add":""},{"Add":"#[macro_use]"},{"Add":"extern crate sys;"},{"Add":"extern crate playdate as pd;"},{"Add":""},{"Add":"use core::ffi::*;"},{"Add":"use core::ptr::NonNull;"},{"Add":""},{"Add":"use pd::sys::ffi::PlaydateAPI;"},{"Add":"use display::Display;"},{"Add":"use gfx::*;"},{"Add":"use gfx::text::*;"},{"Add":"use gfx::bitmap::Bitmap;"},{"Add":"use gfx::bitmap::Color;"},{"Add":"use fs::Path;"},{"Add":""},{"Add":"use system::prelude::*;"},{"Add":"use sound::prelude::*;"},{"Add":"use player::*;"},{"Add":"use sample::Sample;"},{"Add":""},{"Add":""},{"Add":"const CENTER_X: u32 = Display::COLUMNS / 2;"},{"Add":"const CENTER_Y: u32 = Display::ROWS / 2;"},{"Add":""},{"Add":"const TEXT_HEIGHT: u32 = 20;"},{"Add":"const FONT_PATH: &Path = \"/System/Fonts/Asheville-Sans-14-Bold.pft\";"},{"Add":""},{"Add":"const BOX_WIDTH: c_int = 100;"},{"Add":"const BOX_HEIGHT: c_int = 100;"},{"Add":""},{"Add":"const URL: &str = concat!(env!(\"CARGO_PKG_HOMEPAGE\"), \"\\0\");"},{"Add":"const ENC: StringEncoding = StringEncoding::ASCII;"},{"Add":""},{"Add":"const IMG_PATH: &Path = \"examples/ferris\";"},{"Add":"const SOUND_PATH: &Path = \"examples/main_theme.pda\";"},{"Add":""},{"Add":""},{"Add":"/// 2D point"},{"Add":"struct Point {"},{"Add":"\tx: T,"},{"Add":"\ty: T,"},{"Add":"}"},{"Add":""},{"Add":"impl Point {"},{"Add":"\tconst fn new(x: T, y: T) -> Point { Point { x, y } }"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Game state"},{"Add":"struct State {"},{"Add":"\tlocation: Point,"},{"Add":"\tvelocity: Point,"},{"Add":"\trotation: c_float,"},{"Add":"\timage: Bitmap,"},{"Add":"\t#[allow(dead_code)]"},{"Add":"\tplayer: SamplePlayer,"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl State {"},{"Add":"\tfn new() -> Self {"},{"Add":"\t\t// Create bitmap"},{"Add":"\t\tlet image = Bitmap::new(BOX_WIDTH, BOX_HEIGHT, Color::BLACK).unwrap();"},{"Add":""},{"Add":"\t\t// Push bitmap into context to draw onto it"},{"Add":"\t\tgfx::push_context(&image);"},{"Add":""},{"Add":"\t\t// Load ferris the crab and draw"},{"Add":"\t\tlet ferris = Bitmap::::load(IMG_PATH).expect(\"missed bitmap\");"},{"Add":"\t\tgfx::set_draw_mode(BitmapDrawMode::Inverted);"},{"Add":"\t\tlet (ferris_width, ferris_height) = ferris.size().expect(\"impossible\");"},{"Add":"\t\tferris.draw(BOX_WIDTH / 2 - ferris_width / 2, 0, BitmapFlip::Unflipped);"},{"Add":""},{"Add":"\t\t// Load system font"},{"Add":"\t\tlet font = text::load_font(FONT_PATH).expect(\"failed to load font\");"},{"Add":""},{"Add":"\t\t// Draw text lines"},{"Add":"\t\tlet lines = [(\"Ferris\", None), (\"loves\", None), (\"Playdate!\", Some(font))];"},{"Add":"\t\tlet mut acc_text_height = 0;"},{"Add":"\t\tfor (line, font) in lines {"},{"Add":"\t\t\t// Get width (screen-size) of the line"},{"Add":"\t\t\tlet text_width = text::get_text_width(line, font.as_ref(), 0).expect(\"get text width\");"},{"Add":""},{"Add":"\t\t\t// Set font for future drawing"},{"Add":"\t\t\tfont.as_ref().map(text::set_font);"},{"Add":""},{"Add":"\t\t\t// Draw line"},{"Add":"\t\t\ttext::draw_text("},{"Add":"\t\t\t line,"},{"Add":"\t\t\t BOX_WIDTH / 2 - text_width / 2,"},{"Add":"\t\t\t ferris_height + acc_text_height,"},{"Add":"\t\t\t).expect(\"invalid string\");"},{"Add":""},{"Add":"\t\t\tacc_text_height += TEXT_HEIGHT as c_int;"},{"Add":"\t\t}"},{"Add":""},{"Add":"\t\t// Remove our bitmap from the context"},{"Add":"\t\tgfx::pop_context();"},{"Add":""},{"Add":""},{"Add":"\t\t// Background music"},{"Add":""},{"Add":"\t\t// Create player"},{"Add":"\t\tlet player = SamplePlayer::try_new().unwrap();"},{"Add":""},{"Add":"\t\t// load sound"},{"Add":"\t\tlet sample = Sample::new_from_file(SOUND_PATH);"},{"Add":"\t\tplayer.try_set_sample(&sample).unwrap();"},{"Add":""},{"Add":"\t\t// start playback"},{"Add":"\t\tplayer.try_play(Repeat::LoopsEndlessly, 1.0).unwrap();"},{"Add":""},{"Add":"\t\t// Finally store it all in the state"},{"Add":"\t\tSelf { location: Point::new(CENTER_X as _, CENTER_Y as _),"},{"Add":"\t\t velocity: Point::new(1, 2),"},{"Add":"\t\t rotation: 0.,"},{"Add":"\t\t image,"},{"Add":"\t\t player }"},{"Add":"\t}"},{"Add":""},{"Add":""},{"Add":"\t/// System event handler"},{"Add":"\tfn event(&'static mut self, event: SystemEvent) -> bool {"},{"Add":"\t\tmatch event {"},{"Add":"\t\t\t// Initial setup"},{"Add":"\t\t\tSystemEvent::Init => {"},{"Add":"\t\t\t\t// Set FPS to 30"},{"Add":"\t\t\t\tDisplay::Default().set_refresh_rate(30.0);"},{"Add":""},{"Add":"\t\t\t\t// Register our update handler that defined below"},{"Add":"\t\t\t\tself.set_update_handler();"},{"Add":"\t\t\t},"},{"Add":"\t\t\t_ => {},"},{"Add":"\t\t}"},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl Update for State {"},{"Add":"\t/// Updates the state"},{"Add":"\tfn update(&mut self) -> bool {"},{"Add":"\t\tgfx::clear(Color::WHITE);"},{"Add":""},{"Add":""},{"Add":"\t\tself.location.x += self.velocity.x;"},{"Add":"\t\tself.location.y += self.velocity.y;"},{"Add":""},{"Add":"\t\tif self.location.x < BOX_WIDTH / 2 || self.location.x > Display::COLUMNS as i32 - BOX_WIDTH / 2 {"},{"Add":"\t\t\tself.velocity.x = -self.velocity.x;"},{"Add":"\t\t}"},{"Add":""},{"Add":"\t\tif self.location.y < BOX_HEIGHT / 2 || self.location.y > Display::ROWS as i32 - BOX_HEIGHT / 2 {"},{"Add":"\t\t\tself.velocity.y = -self.velocity.y;"},{"Add":"\t\t}"},{"Add":""},{"Add":""},{"Add":"\t\tlet url = CStr::from_bytes_with_nul(URL.as_bytes()).expect(\"invalid string\");"},{"Add":""},{"Add":"\t\t// Get width (screen-size) of text"},{"Add":"\t\tlet text_width = text::get_text_width_cstr(url, ENC, None, 0);"},{"Add":""},{"Add":"\t\t// Draw bottom text"},{"Add":"\t\ttext::draw_text_cstr("},{"Add":"\t\t url,"},{"Add":"\t\t ENC,"},{"Add":"\t\t CENTER_X as c_int - text_width / 2,"},{"Add":"\t\t (Display::ROWS - TEXT_HEIGHT).try_into().unwrap(),"},{"Add":"\t\t);"},{"Add":""},{"Add":"\t\t// Draw bitmap"},{"Add":"\t\tself.image.draw_rotated("},{"Add":"\t\t self.location.x as _,"},{"Add":"\t\t self.location.y as _,"},{"Add":"\t\t self.rotation,"},{"Add":"\t\t 0.5,"},{"Add":"\t\t 0.5,"},{"Add":"\t\t 1.0,"},{"Add":"\t\t 1.0,"},{"Add":"\t\t);"},{"Add":""},{"Add":"\t\tself.rotation += 0.5 * self.velocity.x as c_float;"},{"Add":"\t\tif self.rotation > 360.0 {"},{"Add":"\t\t\tself.rotation = 0.0;"},{"Add":"\t\t}"},{"Add":""},{"Add":""},{"Add":"\t\tSystem::Default().draw_fps(0, 0);"},{"Add":""},{"Add":"\t\ttrue"},{"Add":"\t}"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"/// Entry point"},{"Add":"#[no_mangle]"},{"Add":"fn event_handler(_api: NonNull, event: SystemEvent, _sim_key_code: u32) -> bool {"},{"Add":"\t// Unsafe static storage for our state."},{"Add":"\t// Usually it's safe because there's only one thread."},{"Add":"\tpub static mut STATE: Option = None;"},{"Add":"\tif unsafe { STATE.is_none() } {"},{"Add":"\t\tlet state = State::new();"},{"Add":"\t\tunsafe { STATE = Some(state) }"},{"Add":"\t}"},{"Add":""},{"Add":"\t// Call state.event"},{"Add":"\tunsafe { STATE.as_mut().expect(\"impossible\") }.event(event)"},{"Add":"}"},{"Add":""},{"Add":""},{"Add":"// Needed for debug build, absolutely optional"},{"Add":"ll_symbols!();"}]}},{"FileAdd":{"meta":{"basename":"ferris.png","metadata":0},"context":[{"change":0,"pos":20443}],"contents":[]}},{"Replacement":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":5,"ins":{"up_context":[{"change":10,"pos":5843}],"down_context":[{"change":10,"pos":5918}],"flag":"BLOCK","start":29121,"end":29190,"inode":{"change":10,"pos":5736}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":5843},"to":{"change":10,"start":5843,"end":5918},"introduced_by":10}],"inode":{"change":10,"pos":5736}},"ins_contents":[{"Add":"Usage with [cargo-playdate][cargo-playdate] is strongly recommended."}],"del_contents":[{"Del":"Usage with [cargo-playdate][cargo-playdate-crate] is strongly recommended.\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":8,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":5920},"to":{"change":10,"start":5920,"end":5984},"introduced_by":10}],"inode":{"change":10,"pos":5736}}},"contents":[{"Del":"[cargo-playdate-crate]: https://crates.io/crates/cargo-playdate\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":32,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":6748}],"down_context":[{"change":10,"pos":6748}],"flag":"BLOCK","start":29191,"end":29362,"inode":{"change":10,"pos":5736}}},"contents":[{"Add":""},{"Add":""},{"Add":"## How to start"},{"Add":""},{"Add":"Look at the [examples][gh-playdate-examples]."},{"Add":""},{"Add":""},{"Add":"## Examples"},{"Add":""},{"Add":"[Here is available examples][gh-playdate-examples]."},{"Add":"You car run it with following command:"}]}},{"Replacement":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":44,"ins":{"up_context":[{"change":10,"pos":6749}],"down_context":[{"change":10,"pos":6864}],"flag":"BLOCK","start":29363,"end":29641,"inode":{"change":10,"pos":5736}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":6749},"to":{"change":10,"start":6749,"end":6864},"introduced_by":10}],"inode":{"change":10,"pos":5736}},"ins_contents":[{"Add":"```bash"},{"Add":"# Simulator:"},{"Add":"cargo playdate run -p=playdate --example=hello-world --features=entry-point"},{"Add":"# Device:"},{"Add":"cargo playdate run -p=playdate --example=hello-world --features=entry-point --device"},{"Add":"```"},{"Add":""},{"Add":"More information how to use [cargo-playdate][] in help: `cargo playdate --help`."}],"del_contents":[{"Del":"Also __there is no default entry-point__ (read as event-handler) for your application.\nNot yet, I'm working on it.\n"}]}},{"Replacement":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":54,"ins":{"up_context":[{"change":10,"pos":6866}],"down_context":[{"change":10,"pos":6882}],"flag":"BLOCK","start":29642,"end":29729,"inode":{"change":10,"pos":5736}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":6866},"to":{"change":10,"start":6866,"end":6882},"introduced_by":10}],"inode":{"change":10,"pos":5736}},"ins_contents":[{"Add":"[gh-playdate-examples]: https://github.com/boozook/playdate/tree/main/api/gfx/examples"}],"del_contents":[{"Del":"## How to start\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":56,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":6883},"to":{"change":10,"start":6883,"end":7038},"introduced_by":10}],"inode":{"change":10,"pos":5736}}},"contents":[{"Del":"Currently there is no any beautiful HL examples ready yet.\nIt will be in v0.2.0 or little bit earlier as well as default entry-point that mentioned above.\n"}]}},{"Replacement":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":67,"ins":{"up_context":[{"change":10,"pos":7392}],"down_context":[{"change":10,"pos":7791}],"flag":"BLOCK","start":29730,"end":29773,"inode":{"change":10,"pos":5736}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":7392},"to":{"change":10,"start":7392,"end":7791},"introduced_by":10}],"inode":{"change":10,"pos":5736}},"ins_contents":[{"Add":"There is multiple ways to learn and start."}],"del_contents":[{"Del":"> Note, this is incomplete and not-so production-ready crate.\n>\n> As minimum currently you'll need to implement missed entry-point for your program by yourself.\n> But you can find some examples with ugly & primitive entry-point impl,\n> so you'll need to add something like [this code][ugly-entry-point] to your program.\n>\n> Here is [list of missed parts that not ready yet](#not-yet-covered-parts).\n"}]}},{"Replacement":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":69,"ins":{"up_context":[{"change":10,"pos":7792}],"down_context":[{"change":10,"pos":7899}],"flag":"BLOCK","start":29774,"end":29872,"inode":{"change":10,"pos":5736}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":7792},"to":{"change":10,"start":7792,"end":7899},"introduced_by":10}],"inode":{"change":10,"pos":5736}},"ins_contents":[{"Add":"Following two is just a quick introduction."},{"Add":"In details it all will be explained soon in the wiki."}],"del_contents":[{"Del":"[ugly-entry-point]: https://github.com/boozook/playdate/blob/main/api/sys/examples/hello-world.rs#L97-L138\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":95,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":8761},"to":{"change":10,"start":8761,"end":8775},"introduced_by":10}],"inode":{"change":10,"pos":5736}}},"contents":[{"Del":"❤️‍🔥\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":96,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":8776},"to":{"change":10,"start":8776,"end":8777},"introduced_by":10}],"inode":{"change":10,"pos":5736}}},"contents":[{"Del":"\n"}]}},{"Edit":{"inode":{"change":10,"pos":5736},"path":"api/playdate/README.md","line":103,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":9110}],"down_context":[{"change":10,"pos":9110}],"flag":"BLOCK","start":29873,"end":29928,"inode":{"change":10,"pos":5736}}},"contents":[{"Add":"Made with ❤️‍🔥 by [my](https://a.koz.world)."},{"Add":""}]}},{"Replacement":{"inode":{"change":10,"pos":9200},"path":"api/playdate/Cargo.toml","line":3,"ins":{"up_context":[{"change":10,"pos":9229}],"down_context":[{"change":10,"pos":9247}],"flag":"BLOCK","start":29930,"end":29948,"inode":{"change":10,"pos":9200}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":9229},"to":{"change":10,"start":9229,"end":9247},"introduced_by":10}],"inode":{"change":10,"pos":9200}},"ins_contents":[{"Add":"version = \"0.1.1\""}],"del_contents":[{"Del":"version = \"0.1.0\"\n"}]}},{"Replacement":{"inode":{"change":10,"pos":9200},"path":"api/playdate/Cargo.toml","line":39,"ins":{"up_context":[{"change":10,"pos":10283}],"down_context":[{"change":10,"pos":11147}],"flag":"BLOCK","start":29949,"end":29965,"inode":{"change":10,"pos":9200}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":10,"pos":10283},"to":{"change":10,"start":10283,"end":11147},"introduced_by":10}],"inode":{"change":10,"pos":9200}},"ins_contents":[{"Add":"\t\"entry-point\","}],"del_contents":[{"Del":"]\nlang-items = [\n\t\"sys/lang-items\",\n\t\"ctrl/lang-items\",\n\t\"display/lang-items\",\n\t\"fs/lang-items\",\n\t\"gfx/lang-items\",\n\t\"menu/lang-items\",\n\t\"sound/lang-items\",\n\t\"sprite/lang-items\",\n\t\"system/lang-items\",\n]\nallocator = [\n\t\"sys/allocator\",\n\t\"ctrl/allocator\",\n\t\"display/allocator\",\n\t\"fs/allocator\",\n\t\"gfx/allocator\",\n\t\"menu/allocator\",\n\t\"sound/allocator\",\n\t\"sprite/allocator\",\n\t\"system/allocator\",\n]\npanic-handler = [\n\t\"sys/panic-handler\",\n\t\"ctrl/panic-handler\",\n\t\"display/panic-handler\",\n\t\"fs/panic-handler\",\n\t\"gfx/panic-handler\",\n\t\"menu/panic-handler\",\n\t\"sound/panic-handler\",\n\t\"sprite/panic-handler\",\n\t\"system/panic-handler\",\n]\neh-personality = [\n\t\"sys/eh-personality\",\n\t\"ctrl/eh-personality\",\n\t\"display/eh-personality\",\n\t\"fs/eh-personality\",\n\t\"gfx/eh-personality\",\n\t\"menu/eh-personality\",\n\t\"sound/eh-personality\",\n\t\"sprite/eh-personality\",\n\t\"system/eh-personality\",\n"}]}},{"Edit":{"inode":{"change":10,"pos":9200},"path":"api/playdate/Cargo.toml","line":41,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":11149}],"down_context":[{"change":10,"pos":11149}],"flag":"BLOCK","start":29966,"end":30183,"inode":{"change":10,"pos":9200}}},"contents":[{"Add":""},{"Add":"lang-items = [\"sys/lang-items\"]"},{"Add":"allocator = [\"sys/allocator\"]"},{"Add":"panic-handler = [\"sys/panic-handler\"]"},{"Add":"eh-personality = [\"sys/eh-personality\"]"},{"Add":"entry-point = [\"sys/entry-point\", \"ctrl/entry-point\", \"system/entry-point\"]"}]}},{"Edit":{"inode":{"change":10,"pos":9200},"path":"api/playdate/Cargo.toml","line":192,"atom":{"NewVertex":{"up_context":[{"change":10,"pos":15064}],"down_context":[{"change":10,"pos":15064}],"flag":"BLOCK","start":30184,"end":30685,"inode":{"change":10,"pos":9200}}},"contents":[{"Add":"[[example]]"},{"Add":"name = \"hello-world\""},{"Add":"crate-type = [\"dylib\", \"staticlib\"]"},{"Add":"path = \"examples/hello-world.rs\""},{"Add":"required-features = [\"entry-point\"]"},{"Add":""},{"Add":"# TODO: REMOVE ME!"},{"Add":"[[example]]"},{"Add":"name = \"minimal\""},{"Add":"crate-type = [\"dylib\", \"staticlib\"]"},{"Add":"path = \"examples/minimal.rs\""},{"Add":"required-features = [\"entry-point\"]"},{"Add":""},{"Add":"[package.metadata.playdate]"},{"Add":"bundle-id = \"rs.playdate.core\""},{"Add":""},{"Add":"[package.metadata.playdate.dev-assets]"},{"Add":"\"examples/ferris.png\" = true"},{"Add":"\"examples/\" = \"${PLAYDATE_SDK_PATH}/Examples/Level 1-1/Source/sfx/main_theme.wav\""},{"Add":""},{"Add":""}]}},{"Replacement":{"inode":{"change":3,"pos":43406},"path":"api/gfx/src/text.rs","line":56,"ins":{"up_context":[{"change":9,"pos":5781}],"down_context":[{"change":3,"pos":44725}],"flag":"BLOCK","start":30699,"end":30812,"inode":{"change":3,"pos":43406}},"del":{"edges":[{"previous":"","flag":"DELETED","from":{"change":9,"pos":5781},"to":{"change":3,"start":44498,"end":44725},"introduced_by":9},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":44498},"to":{"change":3,"start":44498,"end":44725},"introduced_by":3}],"inode":{"change":3,"pos":43406}},"ins_contents":[{"Add":"pub fn get_text_width>(text: S, font: Option<&Font>, tracking: c_int) -> Result {"}],"del_contents":[{"Del":"pub fn get_text_width>(text: S,\n font: Option<&LCDFont>,\n tracking: c_int)\n -> Result {\n"}]}},{"Replacement":{"inode":{"change":3,"pos":43406},"path":"api/gfx/src/text.rs","line":59,"ins":{"up_context":[{"change":3,"pos":44808}],"down_context":[{"change":3,"pos":44876}],"flag":"BLOCK","start":30813,"end":30867,"inode":{"change":3,"pos":43406}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":44808},"to":{"change":3,"start":44808,"end":44876},"introduced_by":3}],"inode":{"change":3,"pos":43406}},"ins_contents":[{"Add":"\tlet font = font.map(|font| unsafe { font.as_raw() })"}],"del_contents":[{"Del":"\tlet font = font.map(|font| font as *const LCDFont as *mut LCDFont)\n"}]}},{"Edit":{"inode":{"change":3,"pos":58233},"path":"api/gfx/src/bitmap/bitmap.rs","line":244,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":61452}],"down_context":[{"change":3,"pos":61452}],"flag":"BLOCK","start":30873,"end":31466,"inode":{"change":3,"pos":58233}}},"contents":[{"Add":""},{"Add":""},{"Add":"\t/// Returns `(width, height)` of the bitmap."},{"Add":"\t///"},{"Add":"\t/// Can return error if there is no bitmap-data or any internal error occurred."},{"Add":"\t///"},{"Add":"\t/// Calls [`sys::ffi::playdate_graphics::getBitmapData`]."},{"Add":"\t#[doc(alias = \"sys::ffi::playdate_graphics::getBitmapData\")]"},{"Add":"\tpub fn size(&self) -> Result<(c_int, c_int), Error> {"},{"Add":"\t\tlet mut width: c_int = 0;"},{"Add":"\t\tlet mut height: c_int = 0;"},{"Add":"\t\tlet mut row_bytes: c_int = 0;"},{"Add":""},{"Add":"\t\tlet f = self.1.get_bitmap_data();"},{"Add":"\t\tunsafe {"},{"Add":"\t\t\tf("},{"Add":"\t\t\t self.0,"},{"Add":"\t\t\t &mut width,"},{"Add":"\t\t\t &mut height,"},{"Add":"\t\t\t &mut row_bytes,"},{"Add":"\t\t\t core::ptr::null_mut(),"},{"Add":"\t\t\t core::ptr::null_mut(),"},{"Add":"\t\t\t)"},{"Add":"\t\t};"}]}},{"Edit":{"inode":{"change":3,"pos":58233},"path":"api/gfx/src/bitmap/bitmap.rs","line":269,"atom":{"NewVertex":{"up_context":[{"change":3,"pos":61453}],"down_context":[{"change":3,"pos":61453}],"flag":"BLOCK","start":31467,"end":31492,"inode":{"change":3,"pos":58233}}},"contents":[{"Add":"\t\tOk((width, height))"},{"Add":"\t}"}]}},{"Edit":{"inode":{"change":9,"pos":20120},"path":"api/gfx/examples/font.rs","line":101,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":9,"pos":22645},"to":{"change":9,"start":22645,"end":22691},"introduced_by":9}],"inode":{"change":9,"pos":20120}}},"contents":[{"Del":"\t\t\t\t\tlet mut char = bitmap_ref.into_bitmap();\n"}]}},{"Replacement":{"inode":{"change":9,"pos":20120},"path":"api/gfx/examples/font.rs","line":106,"ins":{"up_context":[{"change":9,"pos":22845}],"down_context":[{"change":9,"pos":22906}],"flag":"BLOCK","start":31496,"end":31589,"inode":{"change":9,"pos":20120}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":9,"pos":22845},"to":{"change":9,"start":22845,"end":22906},"introduced_by":9}],"inode":{"change":9,"pos":20120}},"ins_contents":[{"Add":"\t\t\t\t\tlet char = bitmap_ref.into_bitmap();"},{"Add":"\t\t\t\t\tlet w = char.size().map(|(w, h)| w).unwrap();"}],"del_contents":[{"Del":"\t\t\t\t\tlet w = char.bitmap_data().map(|bd| bd.width).unwrap();\n"}]}},{"Replacement":{"inode":{"change":3,"pos":79011},"path":"api/gfx/Cargo.toml","line":3,"ins":{"up_context":[{"change":3,"pos":79049}],"down_context":[{"change":3,"pos":79085}],"flag":"BLOCK","start":31594,"end":31612,"inode":{"change":3,"pos":79011}},"del":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":3,"pos":79049},"to":{"change":12,"start":6119,"end":6137},"introduced_by":12}],"inode":{"change":3,"pos":79011}},"ins_contents":[{"Add":"version = \"0.2.3\""}],"del_contents":[{"Del":"version = \"0.2.2\"\n"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":4,"atom":{"EdgeMap":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":345},"to":{"change":5,"start":345,"end":368},"introduced_by":5}],"inode":{"change":5,"pos":293}}},"contents":[{"Del":"use core::ffi::c_char;\n"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":12,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":515}],"down_context":[{"change":5,"pos":515}],"flag":"BLOCK","start":31629,"end":31848,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"impl Display {"},{"Add":"\t/// Creates default [`Display`] without type parameter requirement."},{"Add":"\t///"},{"Add":"\t/// Uses ZST [`api::Default`]."},{"Add":"\t#[allow(non_snake_case)]"},{"Add":"\tpub fn Default() -> Self { Self(Default::default()) }"},{"Add":"}"},{"Add":""}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":30,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":802}],"down_context":[{"change":5,"pos":802}],"flag":"BLOCK","start":31849,"end":32351,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"}"},{"Add":""},{"Add":""},{"Add":"impl Display {"},{"Add":"\tpub const COLUMNS: u32 = sys::ffi::LCD_COLUMNS;"},{"Add":"\tpub const ROWS: u32 = sys::ffi::LCD_ROWS;"},{"Add":"\tpub const ROW_SIZE: u32 = sys::ffi::LCD_ROWSIZE;"},{"Add":"\tpub const SCREEN_RECT: sys::ffi::LCDRect = sys::ffi::LCDRect { left: 0,"},{"Add":"\t right: 0,"},{"Add":"\t top: Self::COLUMNS as _,"},{"Add":"\t bottom: Self::ROWS as _ };"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":45,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":841}],"down_context":[{"change":5,"pos":841}],"flag":"BLOCK","start":32352,"end":32559,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"\t/// Returns the width of the display, taking the current scale into account;"},{"Add":"\t///"},{"Add":"\t/// e.g., if the scale is `2`, this function returns `200` instead of `400`."},{"Add":"\t///"},{"Add":"\t/// See also [`Display::COLUMNS`]."},{"Add":"\t///"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":58,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":1040}],"down_context":[{"change":5,"pos":1040}],"flag":"BLOCK","start":32560,"end":32791,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"\t/// Returns the height of the display, taking the current scale into account;"},{"Add":"\t///"},{"Add":"\t/// e.g., if the scale is `2`, this function returns `120` instead of `240`."},{"Add":"\t///"},{"Add":"\t/// See also [`Display::ROWS`] and [`Display::ROW_SIZE`]."},{"Add":"\t///"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":71,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":1243}],"down_context":[{"change":5,"pos":1243}],"flag":"BLOCK","start":32792,"end":32950,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"\t/// Sets the nominal refresh rate in frames per second."},{"Add":"\t///"},{"Add":"\t/// Default is 20 fps, the maximum rate supported by the hardware for full-frame updates."},{"Add":"\t///"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":82,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":1482}],"down_context":[{"change":5,"pos":1482}],"flag":"BLOCK","start":32951,"end":33060,"inode":{"change":5,"pos":293}}},"contents":[{"Add":"\t/// If `value` is `true`, the frame buffer is drawn inverted—black instead of white, and vice versa."},{"Add":"\t///"}]}},{"Edit":{"inode":{"change":5,"pos":293},"path":"api/display/src/lib.rs","line":90,"atom":{"NewVertex":{"up_context":[{"change":5,"pos":1710}],"down_context":[{"change":5,"pos":1710}],"flag":"BLOCK","start":33061,"end":33544,"inode":{"change":5,"pos":293}}},"contents":[{"Add":""},{"Add":"\t/// Sets the display scale factor."},{"Add":"\t///"},{"Add":"\t/// The top-left corner of the frame buffer is scaled up to fill the display;"},{"Add":"\t///"},{"Add":"\t/// e.g., if the scale is set to 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