winit/src/platform/emscripten/ffi.rs
Kelvin Ly 192bd798e3 Implement virtual key translation for emscripten (#289)
* Implement virtual key translation

* Remove unused std::mem import from the right file

* Install git on CircleCI instances

* Fix CircleCI config script

* Fix type error in emscripten keyboard events
2017-09-16 15:46:53 +02:00

193 lines
7 KiB
Rust

#![allow(dead_code)]
#![allow(non_snake_case)]
#![allow(non_camel_case_types)]
use std::os::raw::{c_int, c_char, c_void, c_ulong, c_double};
pub type EM_BOOL = c_int;
pub type EM_UTF8 = c_char;
pub type EMSCRIPTEN_RESULT = c_int;
pub const EM_TRUE: EM_BOOL = 1;
pub const EM_FALSE: EM_BOOL = 0;
// values for EMSCRIPTEN_RESULT
pub const EMSCRIPTEN_RESULT_SUCCESS: c_int = 0;
pub const EMSCRIPTEN_RESULT_DEFERRED: c_int = 1;
pub const EMSCRIPTEN_RESULT_NOT_SUPPORTED: c_int = -1;
pub const EMSCRIPTEN_RESULT_FAILED_NOT_DEFERRED: c_int = -2;
pub const EMSCRIPTEN_RESULT_INVALID_TARGET: c_int = -3;
pub const EMSCRIPTEN_RESULT_UNKNOWN_TARGET: c_int = -4;
pub const EMSCRIPTEN_RESULT_INVALID_PARAM: c_int = -5;
pub const EMSCRIPTEN_RESULT_FAILED: c_int = -6;
pub const EMSCRIPTEN_RESULT_NO_DATA: c_int = -7;
// values for EMSCRIPTEN EVENT
pub const EMSCRIPTEN_EVENT_KEYPRESS: c_int = 1;
pub const EMSCRIPTEN_EVENT_KEYDOWN: c_int = 2;
pub const EMSCRIPTEN_EVENT_KEYUP: c_int = 3;
pub const EMSCRIPTEN_EVENT_CLICK: c_int = 4;
pub const EMSCRIPTEN_EVENT_MOUSEDOWN: c_int = 5;
pub const EMSCRIPTEN_EVENT_MOUSEUP: c_int = 6;
pub const EMSCRIPTEN_EVENT_DBLCLICK: c_int = 7;
pub const EMSCRIPTEN_EVENT_MOUSEMOVE: c_int = 8;
pub const EMSCRIPTEN_EVENT_WHEEL: c_int = 9;
pub const EMSCRIPTEN_EVENT_RESIZE: c_int = 10;
pub const EMSCRIPTEN_EVENT_SCROLL: c_int = 11;
pub const EMSCRIPTEN_EVENT_BLUR: c_int = 12;
pub const EMSCRIPTEN_EVENT_FOCUS: c_int = 13;
pub const EMSCRIPTEN_EVENT_FOCUSIN: c_int = 14;
pub const EMSCRIPTEN_EVENT_FOCUSOUT: c_int = 15;
pub const EMSCRIPTEN_EVENT_DEVICEORIENTATION: c_int = 16;
pub const EMSCRIPTEN_EVENT_DEVICEMOTION: c_int = 17;
pub const EMSCRIPTEN_EVENT_ORIENTATIONCHANGE: c_int = 18;
pub const EMSCRIPTEN_EVENT_FULLSCREENCHANGE: c_int = 19;
pub const EMSCRIPTEN_EVENT_POINTERLOCKCHANGE: c_int = 20;
pub const EMSCRIPTEN_EVENT_VISIBILITYCHANGE: c_int = 21;
pub const EMSCRIPTEN_EVENT_TOUCHSTART: c_int = 22;
pub const EMSCRIPTEN_EVENT_TOUCHEND: c_int = 23;
pub const EMSCRIPTEN_EVENT_TOUCHMOVE: c_int = 24;
pub const EMSCRIPTEN_EVENT_TOUCHCANCEL: c_int = 25;
pub const EMSCRIPTEN_EVENT_GAMEPADCONNECTED: c_int = 26;
pub const EMSCRIPTEN_EVENT_GAMEPADDISCONNECTED: c_int = 27;
pub const EMSCRIPTEN_EVENT_BEFOREUNLOAD: c_int = 28;
pub const EMSCRIPTEN_EVENT_BATTERYCHARGINGCHANGE: c_int = 29;
pub const EMSCRIPTEN_EVENT_BATTERYLEVELCHANGE: c_int = 30;
pub const EMSCRIPTEN_EVENT_WEBGLCONTEXTLOST: c_int = 31;
pub const EMSCRIPTEN_EVENT_WEBGLCONTEXTRESTORED: c_int = 32;
pub const EMSCRIPTEN_EVENT_MOUSEENTER: c_int = 33;
pub const EMSCRIPTEN_EVENT_MOUSELEAVE: c_int = 34;
pub const EMSCRIPTEN_EVENT_MOUSEOVER: c_int = 35;
pub const EMSCRIPTEN_EVENT_MOUSEOUT: c_int = 36;
pub const EMSCRIPTEN_EVENT_CANVASRESIZED: c_int = 37;
pub const EMSCRIPTEN_EVENT_POINTERLOCKERROR: c_int = 38;
pub const EM_HTML5_SHORT_STRING_LEN_BYTES: usize = 32;
pub const DOM_KEY_LOCATION_STANDARD: c_ulong = 0x00;
pub const DOM_KEY_LOCATION_LEFT: c_ulong = 0x01;
pub const DOM_KEY_LOCATION_RIGHT: c_ulong = 0x02;
pub const DOM_KEY_LOCATION_NUMPAD: c_ulong = 0x03;
pub type em_callback_func = Option<unsafe extern "C" fn()>;
pub type em_key_callback_func = Option<unsafe extern "C" fn(
eventType: c_int,
keyEvent: *const EmscriptenKeyboardEvent,
userData: *mut c_void) -> EM_BOOL>;
pub type em_pointerlockchange_callback_func = Option<unsafe extern "C" fn(
eventType: c_int,
pointerlockChangeEvent: *const EmscriptenPointerlockChangeEvent,
userData: *mut c_void) -> EM_BOOL>;
pub type em_fullscreenchange_callback_func = Option<unsafe extern "C" fn(
eventType: c_int,
fullscreenChangeEvent: *const EmscriptenFullscreenChangeEvent,
userData: *mut c_void) -> EM_BOOL>;
#[repr(C)]
pub struct EmscriptenFullscreenChangeEvent {
pub isFullscreen: c_int,
pub fullscreenEnabled: c_int,
pub nodeName: [c_char; 128usize],
pub id: [c_char; 128usize],
pub elementWidth: c_int,
pub elementHeight: c_int,
pub screenWidth: c_int,
pub screenHeight: c_int,
}
#[test]
fn bindgen_test_layout_EmscriptenFullscreenChangeEvent() {
assert_eq!(mem::size_of::<EmscriptenFullscreenChangeEvent>(), 280usize);
assert_eq!(mem::align_of::<EmscriptenFullscreenChangeEvent>(), 4usize);
}
#[repr(C)]
#[derive(Debug, Copy)]
pub struct EmscriptenKeyboardEvent {
pub key: [c_char; 32usize],
pub code: [c_char; 32usize],
pub location: c_ulong,
pub ctrlKey: c_int,
pub shiftKey: c_int,
pub altKey: c_int,
pub metaKey: c_int,
pub repeat: c_int,
pub locale: [c_char; 32usize],
pub charValue: [c_char; 32usize],
pub charCode: c_ulong,
pub keyCode: c_ulong,
pub which: c_ulong,
}
#[test]
fn bindgen_test_layout_EmscriptenKeyboardEvent() {
assert_eq!(mem::size_of::<EmscriptenKeyboardEvent>(), 184usize);
assert_eq!(mem::align_of::<EmscriptenKeyboardEvent>(), 8usize);
}
impl Clone for EmscriptenKeyboardEvent {
fn clone(&self) -> Self { *self }
}
#[repr(C)]
pub struct EmscriptenPointerlockChangeEvent {
pub isActive: c_int,
pub nodeName: [c_char; 128usize],
pub id: [c_char; 128usize],
}
#[test]
fn bindgen_test_layout_EmscriptenPointerlockChangeEvent() {
assert_eq!(mem::size_of::<EmscriptenPointerlockChangeEvent>(), 260usize);
assert_eq!(mem::align_of::<EmscriptenPointerlockChangeEvent>(), 4usize);
}
extern "C" {
pub fn emscripten_set_element_css_size(
target: *const c_char, width: c_double,
height: c_double) -> EMSCRIPTEN_RESULT;
pub fn emscripten_get_element_css_size(
target: *const c_char, width: *mut c_double,
height: *mut c_double) -> EMSCRIPTEN_RESULT;
pub fn emscripten_request_pointerlock(
target: *const c_char, deferUntilInEventHandler: EM_BOOL)
-> EMSCRIPTEN_RESULT;
pub fn emscripten_exit_pointerlock() -> EMSCRIPTEN_RESULT;
pub fn emscripten_request_fullscreen(
target: *const c_char, deferUntilInEventHandler: EM_BOOL)
-> EMSCRIPTEN_RESULT;
pub fn emscripten_exit_fullscreen() -> EMSCRIPTEN_RESULT;
pub fn emscripten_set_keydown_callback(
target: *const c_char, userData: *mut c_void,
useCapture: EM_BOOL, callback: em_key_callback_func)
-> EMSCRIPTEN_RESULT;
pub fn emscripten_set_keyup_callback(
target: *const c_char, userData: *mut c_void,
useCapture: EM_BOOL, callback: em_key_callback_func)
-> EMSCRIPTEN_RESULT;
pub fn emscripten_hide_mouse();
pub fn emscripten_get_device_pixel_ratio() -> f64;
pub fn emscripten_set_pointerlockchange_callback(
target: *const c_char, userData: *mut c_void, useCapture: EM_BOOL,
callback: em_pointerlockchange_callback_func) -> EMSCRIPTEN_RESULT;
pub fn emscripten_set_fullscreenchange_callback(
target: *const c_char, userData: *mut c_void, useCapture: EM_BOOL,
callback: em_fullscreenchange_callback_func) -> EMSCRIPTEN_RESULT;
pub fn emscripten_asm_const(code: *const c_char);
pub fn emscripten_set_main_loop(
func: em_callback_func, fps: c_int, simulate_infinite_loop: EM_BOOL);
pub fn emscripten_cancel_main_loop();
}