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godot/platform/javascript/os_javascript.cpp

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/*************************************************************************/
/* os_javascript.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "os_javascript.h"
#include "drivers/gles2/rasterizer_gles2.h"
#include "core/io/file_access_buffered_fa.h"
#include "drivers/unix/file_access_unix.h"
#include "drivers/unix/dir_access_unix.h"
#include "servers/visual/visual_server_raster.h"
#include "main/main.h"
#include "core/globals.h"
#include "stdlib.h"
#include "emscripten.h"
#include "dom_keys.h"
int OS_JavaScript::get_video_driver_count() const {
return 1;
}
const char * OS_JavaScript::get_video_driver_name(int p_driver) const {
return "GLES2";
}
OS::VideoMode OS_JavaScript::get_default_video_mode() const {
return OS::VideoMode();
}
int OS_JavaScript::get_audio_driver_count() const {
return 1;
}
const char * OS_JavaScript::get_audio_driver_name(int p_driver) const {
return "JavaScript";
}
void OS_JavaScript::initialize_core() {
OS_Unix::initialize_core();
FileAccess::make_default<FileAccessBufferedFA<FileAccessUnix> >(FileAccess::ACCESS_RESOURCES);
}
void OS_JavaScript::set_opengl_extensions(const char* p_gl_extensions) {
ERR_FAIL_COND(!p_gl_extensions);
gl_extensions=p_gl_extensions;
}
static EM_BOOL _browser_resize_callback(int event_type, const EmscriptenUiEvent *ui_event, void *user_data) {
ERR_FAIL_COND_V(event_type!=EMSCRIPTEN_EVENT_RESIZE, false);
OS_JavaScript* os = static_cast<OS_JavaScript*>(user_data);
// the order in which _browser_resize_callback and
// _fullscreen_change_callback are called is browser-dependent,
// so try adjusting for fullscreen in both
if (os->is_window_fullscreen() || os->is_window_maximized()) {
OS::VideoMode vm = os->get_video_mode();
vm.width = ui_event->windowInnerWidth;
vm.height = ui_event->windowInnerHeight;
os->set_video_mode(vm);
emscripten_set_canvas_size(ui_event->windowInnerWidth, ui_event->windowInnerHeight);
}
return false;
}
static Size2 _windowed_size;
static EM_BOOL _fullscreen_change_callback(int event_type, const EmscriptenFullscreenChangeEvent *event, void *user_data) {
ERR_FAIL_COND_V(event_type!=EMSCRIPTEN_EVENT_FULLSCREENCHANGE, false);
OS_JavaScript* os = static_cast<OS_JavaScript*>(user_data);
String id = String::utf8(event->id);
// empty id is canvas
if (id.empty() || id=="canvas") {
OS::VideoMode vm = os->get_video_mode();
// this event property is the only reliable information on
// browser fullscreen state
vm.fullscreen = event->isFullscreen;
if (event->isFullscreen) {
vm.width = event->screenWidth;
vm.height = event->screenHeight;
os->set_video_mode(vm);
emscripten_set_canvas_size(vm.width, vm.height);
}
else {
os->set_video_mode(vm);
if (!os->is_window_maximized()) {
os->set_window_size(_windowed_size);
}
}
}
return false;
}
static InputEvent _setup_key_event(const EmscriptenKeyboardEvent *emscripten_event) {
InputEvent ev;
ev.type = InputEvent::KEY;
ev.key.echo = emscripten_event->repeat;
ev.key.mod.alt = emscripten_event->altKey;
ev.key.mod.shift = emscripten_event->shiftKey;
ev.key.mod.control = emscripten_event->ctrlKey;
ev.key.mod.meta = emscripten_event->metaKey;
ev.key.scancode = dom2godot_scancode(emscripten_event->keyCode);
String unicode = String::utf8(emscripten_event->key);
// check if empty or multi-character (e.g. `CapsLock`)
if (unicode.length()!=1) {
// might be empty as well, but better than nonsense
unicode = String::utf8(emscripten_event->charValue);
}
if (unicode.length()==1) {
ev.key.unicode=unicode[0];
}
return ev;
}
static InputEvent deferred_key_event;
static EM_BOOL _keydown_callback(int event_type, const EmscriptenKeyboardEvent *key_event, void *user_data) {
ERR_FAIL_COND_V(event_type!=EMSCRIPTEN_EVENT_KEYDOWN, false);
InputEvent ev = _setup_key_event(key_event);
ev.key.pressed = true;
if (ev.key.unicode==0 && keycode_has_unicode(ev.key.scancode)) {
// defer to keypress event for legacy unicode retrieval
deferred_key_event = ev;
return false; // do not suppress keypress event
}
static_cast<OS_JavaScript*>(user_data)->push_input(ev);
return true;
}
static EM_BOOL _keypress_callback(int event_type, const EmscriptenKeyboardEvent *key_event, void *user_data) {
ERR_FAIL_COND_V(event_type!=EMSCRIPTEN_EVENT_KEYPRESS, false);
deferred_key_event.key.unicode = key_event->charCode;
static_cast<OS_JavaScript*>(user_data)->push_input(deferred_key_event);
return true;
}
static EM_BOOL _keyup_callback(int event_type, const EmscriptenKeyboardEvent *key_event, void *user_data) {
ERR_FAIL_COND_V(event_type!=EMSCRIPTEN_EVENT_KEYUP, false);
InputEvent ev = _setup_key_event(key_event);
ev.key.pressed = false;
static_cast<OS_JavaScript*>(user_data)->push_input(ev);
return ev.key.scancode!=KEY_UNKNOWN && ev.key.scancode!=0;
}
static EM_BOOL joy_callback_func(int p_type, const EmscriptenGamepadEvent *p_event, void *p_user) {
OS_JavaScript *os = (OS_JavaScript*) OS::get_singleton();
if (os) {
return os->joy_connection_changed(p_type, p_event);
}
return false;
}
void OS_JavaScript::initialize(const VideoMode& p_desired,int p_video_driver,int p_audio_driver) {
print_line("Init OS");
if (gfx_init_func)
gfx_init_func(gfx_init_ud,use_gl2,p_desired.width,p_desired.height,p_desired.fullscreen);
// nothing to do here, can't fulfil fullscreen request due to
// browser security, window size is already set from HTML
video_mode=p_desired;
video_mode.fullscreen=false;
_windowed_size=get_window_size();
// find locale, emscripten only sets "C"
char locale_ptr[16];
EM_ASM_({
var locale = "";
if (Module.locale) {
// best case: server-side script reads Accept-Language early and
// defines the locale to be read here
locale = Module.locale;
} else {
// no luck, use what the JS engine can tell us
// if this turns out not compatible enough, add tests for
// browserLanguage, systemLanguage and userLanguage
locale = navigator.languages ? navigator.languages[0] : navigator.language;
}
locale = locale.split('.')[0];
stringToUTF8(locale, $0, 16);
}, locale_ptr);
setenv("LANG", locale_ptr, true);
print_line("Init Audio");
AudioDriverManagerSW::add_driver(&audio_driver_javascript);
if (true) {
RasterizerGLES2 *rasterizer_gles22=memnew( RasterizerGLES2(false,false,false,false) );;
rasterizer_gles22->set_use_framebuffers(false); //not supported by emscripten
if (gl_extensions)
rasterizer_gles22->set_extensions(gl_extensions);
rasterizer = rasterizer_gles22;
} else {
// rasterizer = memnew( RasterizerGLES1(true, false) );
}
print_line("Init VS");
visual_server = memnew( VisualServerRaster(rasterizer) );
visual_server->init();
visual_server->cursor_set_visible(false, 0);
/*AudioDriverManagerSW::get_driver(p_audio_driver)->set_singleton();
if (AudioDriverManagerSW::get_driver(p_audio_driver)->init()!=OK) {
ERR_PRINT("Initializing audio failed.");
}*/
print_line("Init SM");
//sample_manager = memnew( SampleManagerMallocSW );
audio_server = memnew( AudioServerJavascript );
print_line("Init Mixer");
//audio_server->set_mixer_params(AudioMixerSW::INTERPOLATION_LINEAR,false);
audio_server->init();
print_line("Init SoundServer");
spatial_sound_server = memnew( SpatialSoundServerSW );
spatial_sound_server->init();
print_line("Init SpatialSoundServer");
spatial_sound_2d_server = memnew( SpatialSound2DServerSW );
spatial_sound_2d_server->init();
//
print_line("Init Physicsserver");
physics_server = memnew( PhysicsServerSW );
physics_server->init();
physics_2d_server = memnew( Physics2DServerSW );
physics_2d_server->init();
input = memnew( InputDefault );
#define EM_CHECK(ev) if (result!=EMSCRIPTEN_RESULT_SUCCESS)\
ERR_PRINTS("Error while setting " #ev " callback: Code " + itos(result))
#define SET_EM_CALLBACK(ev, cb) result = emscripten_set_##ev##_callback(NULL, this, true, &cb); EM_CHECK(ev)
#define SET_EM_CALLBACK_NODATA(ev, cb) result = emscripten_set_##ev##_callback(NULL, true, &cb); EM_CHECK(ev)
EMSCRIPTEN_RESULT result;
SET_EM_CALLBACK(keydown, _keydown_callback)
SET_EM_CALLBACK(keypress, _keypress_callback)
SET_EM_CALLBACK(keyup, _keyup_callback)
SET_EM_CALLBACK(resize, _browser_resize_callback)
SET_EM_CALLBACK(fullscreenchange, _fullscreen_change_callback)
SET_EM_CALLBACK_NODATA(gamepadconnected, joy_callback_func)
SET_EM_CALLBACK_NODATA(gamepaddisconnected, joy_callback_func)
#undef SET_EM_CALLBACK_NODATA
#undef SET_EM_CALLBACK
#undef EM_CHECK
#ifdef JAVASCRIPT_EVAL_ENABLED
javascript_eval = memnew(JavaScript);
GlobalConfig::get_singleton()->add_singleton(GlobalConfig::Singleton("JavaScript", javascript_eval));
#endif
}
void OS_JavaScript::set_main_loop( MainLoop * p_main_loop ) {
main_loop=p_main_loop;
input->set_main_loop(p_main_loop);
}
void OS_JavaScript::delete_main_loop() {
memdelete( main_loop );
}
void OS_JavaScript::finalize() {
memdelete(input);
}
void OS_JavaScript::alert(const String& p_alert,const String& p_title) {
EM_ASM_({
window.alert(UTF8ToString($0));
}, p_alert.utf8().get_data());
}
void OS_JavaScript::set_mouse_show(bool p_show) {
//javascript has no mouse...
}
void OS_JavaScript::set_mouse_grab(bool p_grab) {
//it really has no mouse...!
}
bool OS_JavaScript::is_mouse_grab_enabled() const {
//*sigh* technology has evolved so much since i was a kid..
return false;
}
Point2 OS_JavaScript::get_mouse_pos() const {
return input->get_mouse_pos();
}
int OS_JavaScript::get_mouse_button_state() const {
return last_button_mask;
}
void OS_JavaScript::set_window_title(const String& p_title) {
EM_ASM_({
document.title = UTF8ToString($0);
}, p_title.utf8().get_data());
}
//interesting byt not yet
//void set_clipboard(const String& p_text);
//String get_clipboard() const;
void OS_JavaScript::set_video_mode(const VideoMode& p_video_mode,int p_screen) {
video_mode = p_video_mode;
}
OS::VideoMode OS_JavaScript::get_video_mode(int p_screen) const {
return video_mode;
}
Size2 OS_JavaScript::get_screen_size(int p_screen) const {
ERR_FAIL_COND_V(p_screen!=0, Size2());
EmscriptenFullscreenChangeEvent ev;
EMSCRIPTEN_RESULT result = emscripten_get_fullscreen_status(&ev);
ERR_FAIL_COND_V(result!=EMSCRIPTEN_RESULT_SUCCESS, Size2());
return Size2(ev.screenWidth, ev.screenHeight);
}
void OS_JavaScript::set_window_size(const Size2 p_size) {
window_maximized = false;
if (is_window_fullscreen()) {
set_window_fullscreen(false);
}
_windowed_size = p_size;
video_mode.width = p_size.x;
video_mode.height = p_size.y;
emscripten_set_canvas_size(p_size.x, p_size.y);
}
Size2 OS_JavaScript::get_window_size() const {
int canvas[3];
emscripten_get_canvas_size(canvas, canvas+1, canvas+2);
return Size2(canvas[0], canvas[1]);
}
void OS_JavaScript::set_window_maximized(bool p_enabled) {
window_maximized = p_enabled;
if (p_enabled) {
if (is_window_fullscreen()) {
// _browser_resize callback will set canvas size
set_window_fullscreen(false);
}
else {
video_mode.width = EM_ASM_INT_V(return window.innerWidth);
video_mode.height = EM_ASM_INT_V(return window.innerHeight);
emscripten_set_canvas_size(video_mode.width, video_mode.height);
}
}
else {
set_window_size(_windowed_size);
}
}
void OS_JavaScript::set_window_fullscreen(bool p_enable) {
if (p_enable==is_window_fullscreen()) {
return;
}
// only requesting changes here, if successful, canvas is resized in
// _browser_resize_callback or _fullscreen_change_callback
EMSCRIPTEN_RESULT result;
if (p_enable) {
EM_ASM(Module.requestFullscreen(false, false););
}
else {
result = emscripten_exit_fullscreen();
if (result!=EMSCRIPTEN_RESULT_SUCCESS) {
ERR_PRINTS("Failed to exit fullscreen: Code " + itos(result));
}
}
}
bool OS_JavaScript::is_window_fullscreen() const {
return video_mode.fullscreen;
}
void OS_JavaScript::get_fullscreen_mode_list(List<VideoMode> *p_list,int p_screen) const {
Size2 screen = get_screen_size();
p_list->push_back(OS::VideoMode(screen.width, screen.height, true));
}
String OS_JavaScript::get_name() {
return "HTML5";
}
MainLoop *OS_JavaScript::get_main_loop() const {
return main_loop;
}
bool OS_JavaScript::can_draw() const {
return true; //always?
}
void OS_JavaScript::set_cursor_shape(CursorShape p_shape) {
//javascript really really really has no mouse.. how amazing..
}
void OS_JavaScript::main_loop_begin() {
if (main_loop)
main_loop->init();
}
bool OS_JavaScript::main_loop_iterate() {
if (!main_loop)
return false;
if (time_to_save_sync>=0) {
int64_t newtime = get_ticks_msec();
int64_t elapsed = newtime - last_sync_time;
last_sync_time=newtime;
time_to_save_sync-=elapsed;
print_line("elapsed "+itos(elapsed)+" tts "+itos(time_to_save_sync));
if (time_to_save_sync<0) {
//time to sync, for real
// run 'success'
print_line("DOING SYNCH!");
EM_ASM(
FS.syncfs(function (err) {
assert(!err);
console.log("Synched!");
//ccall('success', 'v');
});
);
}
}
process_joysticks();
return Main::iteration();
}
void OS_JavaScript::main_loop_end() {
if (main_loop)
main_loop->finish();
}
void OS_JavaScript::main_loop_focusout() {
if (main_loop)
main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_OUT);
//audio_driver_javascript.set_pause(true);
}
void OS_JavaScript::main_loop_focusin(){
if (main_loop)
main_loop->notification(MainLoop::NOTIFICATION_WM_FOCUS_IN);
//audio_driver_javascript.set_pause(false);
}
void OS_JavaScript::push_input(const InputEvent& p_ev) {
InputEvent ev = p_ev;
ev.ID=last_id++;
if (ev.type==InputEvent::MOUSE_MOTION) {
input->set_mouse_pos(Point2(ev.mouse_motion.x, ev.mouse_motion.y));
}
else if (ev.type==InputEvent::MOUSE_BUTTON) {
last_button_mask = ev.mouse_button.button_mask;
}
input->parse_input_event(p_ev);
}
void OS_JavaScript::process_touch(int p_what,int p_pointer, const Vector<TouchPos>& p_points) {
// print_line("ev: "+itos(p_what)+" pnt: "+itos(p_pointer)+" pointc: "+itos(p_points.size()));
switch(p_what) {
case 0: { //gesture begin
if (touch.size()) {
//end all if exist
InputEvent ev;
ev.type=InputEvent::MOUSE_BUTTON;
ev.ID=last_id++;
ev.mouse_button.button_index=BUTTON_LEFT;
ev.mouse_button.button_mask=BUTTON_MASK_LEFT;
ev.mouse_button.pressed=false;
ev.mouse_button.x=touch[0].pos.x;
ev.mouse_button.y=touch[0].pos.y;
ev.mouse_button.global_x=touch[0].pos.x;
ev.mouse_button.global_y=touch[0].pos.y;
input->parse_input_event(ev);
for(int i=0;i<touch.size();i++) {
InputEvent ev;
ev.type=InputEvent::SCREEN_TOUCH;
ev.ID=last_id++;
ev.screen_touch.index=touch[i].id;
ev.screen_touch.pressed=false;
ev.screen_touch.x=touch[i].pos.x;
ev.screen_touch.y=touch[i].pos.y;
input->parse_input_event(ev);
}
}
touch.resize(p_points.size());
for(int i=0;i<p_points.size();i++) {
touch[i].id=p_points[i].id;
touch[i].pos=p_points[i].pos;
}
{
//send mouse
InputEvent ev;
ev.type=InputEvent::MOUSE_BUTTON;
ev.ID=last_id++;
ev.mouse_button.button_index=BUTTON_LEFT;
ev.mouse_button.button_mask=BUTTON_MASK_LEFT;
ev.mouse_button.pressed=true;
ev.mouse_button.x=touch[0].pos.x;
ev.mouse_button.y=touch[0].pos.y;
ev.mouse_button.global_x=touch[0].pos.x;
ev.mouse_button.global_y=touch[0].pos.y;
last_mouse=touch[0].pos;
input->parse_input_event(ev);
}
//send touch
for(int i=0;i<touch.size();i++) {
InputEvent ev;
ev.type=InputEvent::SCREEN_TOUCH;
ev.ID=last_id++;
ev.screen_touch.index=touch[i].id;
ev.screen_touch.pressed=true;
ev.screen_touch.x=touch[i].pos.x;
ev.screen_touch.y=touch[i].pos.y;
input->parse_input_event(ev);
}
} break;
case 1: { //motion
if (p_points.size()) {
//send mouse, should look for point 0?
InputEvent ev;
ev.type=InputEvent::MOUSE_MOTION;
ev.ID=last_id++;
ev.mouse_motion.button_mask=BUTTON_MASK_LEFT;
ev.mouse_motion.x=p_points[0].pos.x;
ev.mouse_motion.y=p_points[0].pos.y;
input->set_mouse_pos(Point2(ev.mouse_motion.x,ev.mouse_motion.y));
ev.mouse_motion.speed_x=input->get_mouse_speed().x;
ev.mouse_motion.speed_y=input->get_mouse_speed().y;
ev.mouse_motion.relative_x=p_points[0].pos.x-last_mouse.x;
ev.mouse_motion.relative_y=p_points[0].pos.y-last_mouse.y;
last_mouse=p_points[0].pos;
input->parse_input_event(ev);
}
ERR_FAIL_COND(touch.size()!=p_points.size());
for(int i=0;i<touch.size();i++) {
int idx=-1;
for(int j=0;j<p_points.size();j++) {
if (touch[i].id==p_points[j].id) {
idx=j;
break;
}
}
ERR_CONTINUE(idx==-1);
if (touch[i].pos==p_points[idx].pos)
continue; //no move unncesearily
InputEvent ev;
ev.type=InputEvent::SCREEN_DRAG;
ev.ID=last_id++;
ev.screen_drag.index=touch[i].id;
ev.screen_drag.x=p_points[idx].pos.x;
ev.screen_drag.y=p_points[idx].pos.y;
ev.screen_drag.relative_x=p_points[idx].pos.x - touch[i].pos.x;
ev.screen_drag.relative_y=p_points[idx].pos.y - touch[i].pos.y;
input->parse_input_event(ev);
touch[i].pos=p_points[idx].pos;
}
} break;
case 2: { //release
if (touch.size()) {
//end all if exist
InputEvent ev;
ev.type=InputEvent::MOUSE_BUTTON;
ev.ID=last_id++;
ev.mouse_button.button_index=BUTTON_LEFT;
ev.mouse_button.button_mask=BUTTON_MASK_LEFT;
ev.mouse_button.pressed=false;
ev.mouse_button.x=touch[0].pos.x;
ev.mouse_button.y=touch[0].pos.y;
ev.mouse_button.global_x=touch[0].pos.x;
ev.mouse_button.global_y=touch[0].pos.y;
input->parse_input_event(ev);
for(int i=0;i<touch.size();i++) {
InputEvent ev;
ev.type=InputEvent::SCREEN_TOUCH;
ev.ID=last_id++;
ev.screen_touch.index=touch[i].id;
ev.screen_touch.pressed=false;
ev.screen_touch.x=touch[i].pos.x;
ev.screen_touch.y=touch[i].pos.y;
input->parse_input_event(ev);
}
touch.clear();
}
} break;
case 3: { // add tuchi
ERR_FAIL_INDEX(p_pointer,p_points.size());
TouchPos tp=p_points[p_pointer];
touch.push_back(tp);
InputEvent ev;
ev.type=InputEvent::SCREEN_TOUCH;
ev.ID=last_id++;
ev.screen_touch.index=tp.id;
ev.screen_touch.pressed=true;
ev.screen_touch.x=tp.pos.x;
ev.screen_touch.y=tp.pos.y;
input->parse_input_event(ev);
} break;
case 4: {
for(int i=0;i<touch.size();i++) {
if (touch[i].id==p_pointer) {
InputEvent ev;
ev.type=InputEvent::SCREEN_TOUCH;
ev.ID=last_id++;
ev.screen_touch.index=touch[i].id;
ev.screen_touch.pressed=false;
ev.screen_touch.x=touch[i].pos.x;
ev.screen_touch.y=touch[i].pos.y;
input->parse_input_event(ev);
touch.remove(i);
i--;
}
}
} break;
}
}
void OS_JavaScript::process_accelerometer(const Vector3& p_accelerometer) {
input->set_accelerometer(p_accelerometer);
}
bool OS_JavaScript::has_touchscreen_ui_hint() const {
return false; //???
}
void OS_JavaScript::main_loop_request_quit() {
if (main_loop)
main_loop->notification(MainLoop::NOTIFICATION_WM_QUIT_REQUEST);
}
void OS_JavaScript::reload_gfx() {
if (gfx_init_func)
gfx_init_func(gfx_init_ud,use_gl2,video_mode.width,video_mode.height,video_mode.fullscreen);
if (rasterizer)
rasterizer->reload_vram();
}
Error OS_JavaScript::shell_open(String p_uri) {
EM_ASM_({
window.open(UTF8ToString($0), '_blank');
}, p_uri.utf8().get_data());
return OK;
}
String OS_JavaScript::get_resource_dir() const {
return "/"; //javascript has it's own filesystem for resources inside the APK
}
String OS_JavaScript::get_data_dir() const {
//if (get_data_dir_func)
// return get_data_dir_func();
return "/userfs";
//return GlobalConfig::get_singleton()->get_singleton_object("GodotOS")->call("get_data_dir");
};
String OS_JavaScript::get_executable_path() const {
return String();
}
void OS_JavaScript::_close_notification_funcs(const String& p_file,int p_flags) {
print_line("close "+p_file+" flags "+itos(p_flags));
if (p_file.begins_with("/userfs") && p_flags&FileAccess::WRITE) {
static_cast<OS_JavaScript*>(get_singleton())->last_sync_time=OS::get_singleton()->get_ticks_msec();
static_cast<OS_JavaScript*>(get_singleton())->time_to_save_sync=5000; //five seconds since last save
}
}
void OS_JavaScript::process_joysticks() {
int joy_count = emscripten_get_num_gamepads();
for (int i = 0; i < joy_count; i++) {
EmscriptenGamepadEvent state;
emscripten_get_gamepad_status(i, &state);
if (state.connected) {
int num_buttons = MIN(state.numButtons, 18);
int num_axes = MIN(state.numAxes, 8);
for (int j = 0; j < num_buttons; j++) {
float value = state.analogButton[j];
if (String(state.mapping) == "standard" && (j == 6 || j == 7)) {
InputDefault::JoyAxis jx;
jx.min = 0;
jx.value = value;
last_id = input->joy_axis(last_id, i, j, jx);
}
else {
last_id = input->joy_button(last_id, i, j, value);
}
}
for (int j = 0; j < num_axes; j++) {
InputDefault::JoyAxis jx;
jx.min = -1;
jx.value = state.axis[j];
last_id = input->joy_axis(last_id, i, j, jx);
}
}
}
}
bool OS_JavaScript::joy_connection_changed(int p_type, const EmscriptenGamepadEvent *p_event) {
if (p_type == EMSCRIPTEN_EVENT_GAMEPADCONNECTED) {
String guid = "";
if (String(p_event->mapping) == "standard")
guid = "Default HTML5 Gamepad";
input->joy_connection_changed(p_event->index, true, String(p_event->id), guid);
}
else {
input->joy_connection_changed(p_event->index, false, "");
}
return true;
}
bool OS_JavaScript::is_joy_known(int p_device) {
return input->is_joy_mapped(p_device);
}
String OS_JavaScript::get_joy_guid(int p_device) const {
return input->get_joy_guid_remapped(p_device);
}
OS_JavaScript::OS_JavaScript(GFXInitFunc p_gfx_init_func,void*p_gfx_init_ud, GetDataDirFunc p_get_data_dir_func) {
gfx_init_func=p_gfx_init_func;
gfx_init_ud=p_gfx_init_ud;
last_button_mask=0;
main_loop=NULL;
last_id=1;
gl_extensions=NULL;
rasterizer=NULL;
window_maximized=false;
get_data_dir_func=p_get_data_dir_func;
FileAccessUnix::close_notification_func=_close_notification_funcs;
time_to_save_sync=-1;
}
OS_JavaScript::~OS_JavaScript() {
}
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