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godot/platform/android/java_godot_wrapper.cpp

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/**************************************************************************/
/* java_godot_wrapper.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 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 "java_godot_wrapper.h"
// JNIEnv is only valid within the thread it belongs to, in a multi threading environment
// we can't cache it.
// For Godot we call most access methods from our thread and we thus get a valid JNIEnv
// from get_jni_env(). For one or two we expect to pass the environment
// TODO we could probably create a base class for this...
GodotJavaWrapper::GodotJavaWrapper(JNIEnv *p_env, jobject p_activity, jobject p_godot_instance) {
godot_instance = p_env->NewGlobalRef(p_godot_instance);
activity = p_env->NewGlobalRef(p_activity);
// get info about our Godot class so we can get pointers and stuff...
godot_class = p_env->FindClass("org/godotengine/godot/Godot");
if (godot_class) {
godot_class = (jclass)p_env->NewGlobalRef(godot_class);
} else {
// this is a pretty serious fail.. bail... pointers will stay 0
return;
}
activity_class = p_env->FindClass("android/app/Activity");
if (activity_class) {
activity_class = (jclass)p_env->NewGlobalRef(activity_class);
} else {
// this is a pretty serious fail.. bail... pointers will stay 0
return;
}
// get some Godot method pointers...
_restart = p_env->GetMethodID(godot_class, "restart", "()V");
_finish = p_env->GetMethodID(godot_class, "forceQuit", "(I)Z");
_set_keep_screen_on = p_env->GetMethodID(godot_class, "setKeepScreenOn", "(Z)V");
_alert = p_env->GetMethodID(godot_class, "alert", "(Ljava/lang/String;Ljava/lang/String;)V");
_is_dark_mode_supported = p_env->GetMethodID(godot_class, "isDarkModeSupported", "()Z");
_is_dark_mode = p_env->GetMethodID(godot_class, "isDarkMode", "()Z");
_get_accent_color = p_env->GetMethodID(godot_class, "getAccentColor", "()I");
_get_clipboard = p_env->GetMethodID(godot_class, "getClipboard", "()Ljava/lang/String;");
_set_clipboard = p_env->GetMethodID(godot_class, "setClipboard", "(Ljava/lang/String;)V");
_has_clipboard = p_env->GetMethodID(godot_class, "hasClipboard", "()Z");
_show_input_dialog = p_env->GetMethodID(godot_class, "showInputDialog", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V");
_show_file_picker = p_env->GetMethodID(godot_class, "showFilePicker", "(Ljava/lang/String;Ljava/lang/String;I[Ljava/lang/String;)V");
_request_permission = p_env->GetMethodID(godot_class, "requestPermission", "(Ljava/lang/String;)Z");
_request_permissions = p_env->GetMethodID(godot_class, "requestPermissions", "()Z");
_get_granted_permissions = p_env->GetMethodID(godot_class, "getGrantedPermissions", "()[Ljava/lang/String;");
_get_ca_certificates = p_env->GetMethodID(godot_class, "getCACertificates", "()Ljava/lang/String;");
_init_input_devices = p_env->GetMethodID(godot_class, "initInputDevices", "()V");
_vibrate = p_env->GetMethodID(godot_class, "vibrate", "(II)V");
_get_input_fallback_mapping = p_env->GetMethodID(godot_class, "getInputFallbackMapping", "()Ljava/lang/String;");
_on_godot_setup_completed = p_env->GetMethodID(godot_class, "onGodotSetupCompleted", "()V");
_on_godot_main_loop_started = p_env->GetMethodID(godot_class, "onGodotMainLoopStarted", "()V");
_on_godot_terminating = p_env->GetMethodID(godot_class, "onGodotTerminating", "()V");
_create_new_godot_instance = p_env->GetMethodID(godot_class, "createNewGodotInstance", "([Ljava/lang/String;)I");
_get_render_view = p_env->GetMethodID(godot_class, "getRenderView", "()Lorg/godotengine/godot/GodotRenderView;");
_begin_benchmark_measure = p_env->GetMethodID(godot_class, "nativeBeginBenchmarkMeasure", "(Ljava/lang/String;Ljava/lang/String;)V");
_end_benchmark_measure = p_env->GetMethodID(godot_class, "nativeEndBenchmarkMeasure", "(Ljava/lang/String;Ljava/lang/String;)V");
_dump_benchmark = p_env->GetMethodID(godot_class, "nativeDumpBenchmark", "(Ljava/lang/String;)V");
_get_gdextension_list_config_file = p_env->GetMethodID(godot_class, "getGDExtensionConfigFiles", "()[Ljava/lang/String;");
_has_feature = p_env->GetMethodID(godot_class, "hasFeature", "(Ljava/lang/String;)Z");
_sign_apk = p_env->GetMethodID(godot_class, "nativeSignApk", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)I");
_verify_apk = p_env->GetMethodID(godot_class, "nativeVerifyApk", "(Ljava/lang/String;)I");
_enable_immersive_mode = p_env->GetMethodID(godot_class, "nativeEnableImmersiveMode", "(Z)V");
_is_in_immersive_mode = p_env->GetMethodID(godot_class, "isInImmersiveMode", "()Z");
}
GodotJavaWrapper::~GodotJavaWrapper() {
if (godot_view) {
delete godot_view;
}
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->DeleteGlobalRef(godot_instance);
env->DeleteGlobalRef(godot_class);
env->DeleteGlobalRef(activity);
env->DeleteGlobalRef(activity_class);
}
jobject GodotJavaWrapper::get_activity() {
return activity;
}
GodotJavaViewWrapper *GodotJavaWrapper::get_godot_view() {
if (godot_view != nullptr) {
return godot_view;
}
if (_get_render_view) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, nullptr);
jobject godot_render_view = env->CallObjectMethod(godot_instance, _get_render_view);
if (!env->IsSameObject(godot_render_view, nullptr)) {
godot_view = new GodotJavaViewWrapper(godot_render_view);
}
}
return godot_view;
}
void GodotJavaWrapper::on_godot_setup_completed(JNIEnv *p_env) {
if (_on_godot_setup_completed) {
if (p_env == nullptr) {
p_env = get_jni_env();
}
p_env->CallVoidMethod(godot_instance, _on_godot_setup_completed);
}
}
void GodotJavaWrapper::on_godot_main_loop_started(JNIEnv *p_env) {
if (_on_godot_main_loop_started) {
if (p_env == nullptr) {
p_env = get_jni_env();
}
ERR_FAIL_NULL(p_env);
p_env->CallVoidMethod(godot_instance, _on_godot_main_loop_started);
}
}
void GodotJavaWrapper::on_godot_terminating(JNIEnv *p_env) {
if (_on_godot_terminating) {
if (p_env == nullptr) {
p_env = get_jni_env();
}
ERR_FAIL_NULL(p_env);
p_env->CallVoidMethod(godot_instance, _on_godot_terminating);
}
}
void GodotJavaWrapper::restart(JNIEnv *p_env) {
if (_restart) {
if (p_env == nullptr) {
p_env = get_jni_env();
}
ERR_FAIL_NULL(p_env);
p_env->CallVoidMethod(godot_instance, _restart);
}
}
bool GodotJavaWrapper::force_quit(JNIEnv *p_env, int p_instance_id) {
if (_finish) {
if (p_env == nullptr) {
p_env = get_jni_env();
}
ERR_FAIL_NULL_V(p_env, false);
return p_env->CallBooleanMethod(godot_instance, _finish, p_instance_id);
}
return false;
}
void GodotJavaWrapper::set_keep_screen_on(bool p_enabled) {
if (_set_keep_screen_on) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(godot_instance, _set_keep_screen_on, p_enabled);
}
}
void GodotJavaWrapper::alert(const String &p_message, const String &p_title) {
if (_alert) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring jStrMessage = env->NewStringUTF(p_message.utf8().get_data());
jstring jStrTitle = env->NewStringUTF(p_title.utf8().get_data());
env->CallVoidMethod(godot_instance, _alert, jStrMessage, jStrTitle);
env->DeleteLocalRef(jStrMessage);
env->DeleteLocalRef(jStrTitle);
}
}
bool GodotJavaWrapper::is_dark_mode_supported() {
if (_is_dark_mode_supported) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_instance, _is_dark_mode_supported);
} else {
return false;
}
}
bool GodotJavaWrapper::is_dark_mode() {
if (_is_dark_mode) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_instance, _is_dark_mode);
} else {
return false;
}
}
Color GodotJavaWrapper::get_accent_color() {
if (_get_accent_color) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, Color(0, 0, 0, 0));
int accent_color = env->CallIntMethod(godot_instance, _get_accent_color);
// Convert ARGB to RGBA.
int alpha = (accent_color >> 24) & 0xFF;
int red = (accent_color >> 16) & 0xFF;
int green = (accent_color >> 8) & 0xFF;
int blue = accent_color & 0xFF;
return Color(red / 255.0f, green / 255.0f, blue / 255.0f, alpha / 255.0f);
} else {
return Color(0, 0, 0, 0);
}
}
bool GodotJavaWrapper::has_get_clipboard() {
return _get_clipboard != nullptr;
}
String GodotJavaWrapper::get_clipboard() {
String clipboard;
if (_get_clipboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_instance, _get_clipboard);
clipboard = jstring_to_string(s, env);
env->DeleteLocalRef(s);
}
return clipboard;
}
String GodotJavaWrapper::get_input_fallback_mapping() {
String input_fallback_mapping;
if (_get_input_fallback_mapping) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring fallback_mapping = (jstring)env->CallObjectMethod(godot_instance, _get_input_fallback_mapping);
input_fallback_mapping = jstring_to_string(fallback_mapping, env);
env->DeleteLocalRef(fallback_mapping);
}
return input_fallback_mapping;
}
bool GodotJavaWrapper::has_set_clipboard() {
return _set_clipboard != nullptr;
}
void GodotJavaWrapper::set_clipboard(const String &p_text) {
if (_set_clipboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring jStr = env->NewStringUTF(p_text.utf8().get_data());
env->CallVoidMethod(godot_instance, _set_clipboard, jStr);
env->DeleteLocalRef(jStr);
}
}
bool GodotJavaWrapper::has_has_clipboard() {
return _has_clipboard != nullptr;
}
bool GodotJavaWrapper::has_clipboard() {
if (_has_clipboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_instance, _has_clipboard);
} else {
return false;
}
}
Error GodotJavaWrapper::show_input_dialog(const String &p_title, const String &p_message, const String &p_existing_text) {
if (_show_input_dialog) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, ERR_UNCONFIGURED);
jstring jStrTitle = env->NewStringUTF(p_title.utf8().get_data());
jstring jStrMessage = env->NewStringUTF(p_message.utf8().get_data());
jstring jStrExistingText = env->NewStringUTF(p_existing_text.utf8().get_data());
env->CallVoidMethod(godot_instance, _show_input_dialog, jStrTitle, jStrMessage, jStrExistingText);
env->DeleteLocalRef(jStrTitle);
env->DeleteLocalRef(jStrMessage);
env->DeleteLocalRef(jStrExistingText);
return OK;
} else {
return ERR_UNCONFIGURED;
}
}
Error GodotJavaWrapper::show_file_picker(const String &p_current_directory, const String &p_filename, int p_mode, const Vector<String> &p_filters) {
if (_show_file_picker) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, ERR_UNCONFIGURED);
jstring j_current_directory = env->NewStringUTF(p_current_directory.utf8().get_data());
jstring j_filename = env->NewStringUTF(p_filename.utf8().get_data());
jint j_mode = p_mode;
jobjectArray j_filters = env->NewObjectArray(p_filters.size(), env->FindClass("java/lang/String"), nullptr);
for (int i = 0; i < p_filters.size(); ++i) {
jstring j_filter = env->NewStringUTF(p_filters[i].utf8().get_data());
env->SetObjectArrayElement(j_filters, i, j_filter);
env->DeleteLocalRef(j_filter);
}
env->CallVoidMethod(godot_instance, _show_file_picker, j_current_directory, j_filename, j_mode, j_filters);
env->DeleteLocalRef(j_current_directory);
env->DeleteLocalRef(j_filename);
env->DeleteLocalRef(j_filters);
return OK;
} else {
return ERR_UNCONFIGURED;
}
}
bool GodotJavaWrapper::request_permission(const String &p_name) {
if (_request_permission) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
jstring jStrName = env->NewStringUTF(p_name.utf8().get_data());
bool result = env->CallBooleanMethod(godot_instance, _request_permission, jStrName);
env->DeleteLocalRef(jStrName);
return result;
} else {
return false;
}
}
bool GodotJavaWrapper::request_permissions() {
if (_request_permissions) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_instance, _request_permissions);
} else {
return false;
}
}
Vector<String> GodotJavaWrapper::get_granted_permissions() const {
Vector<String> permissions_list;
if (_get_granted_permissions) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, permissions_list);
jobject permissions_object = env->CallObjectMethod(godot_instance, _get_granted_permissions);
jobjectArray *arr = reinterpret_cast<jobjectArray *>(&permissions_object);
jsize len = env->GetArrayLength(*arr);
for (int i = 0; i < len; i++) {
jstring jstr = (jstring)env->GetObjectArrayElement(*arr, i);
String str = jstring_to_string(jstr, env);
permissions_list.push_back(str);
env->DeleteLocalRef(jstr);
}
}
return permissions_list;
}
Vector<String> GodotJavaWrapper::get_gdextension_list_config_file() const {
Vector<String> config_file_list;
if (_get_gdextension_list_config_file) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, config_file_list);
jobject config_file_list_object = env->CallObjectMethod(godot_instance, _get_gdextension_list_config_file);
jobjectArray *arr = reinterpret_cast<jobjectArray *>(&config_file_list_object);
jsize len = env->GetArrayLength(*arr);
for (int i = 0; i < len; i++) {
jstring j_config_file = (jstring)env->GetObjectArrayElement(*arr, i);
String config_file = jstring_to_string(j_config_file, env);
config_file_list.push_back(config_file);
env->DeleteLocalRef(j_config_file);
}
}
return config_file_list;
}
String GodotJavaWrapper::get_ca_certificates() const {
String ca_certificates;
if (_get_ca_certificates) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_instance, _get_ca_certificates);
ca_certificates = jstring_to_string(s, env);
env->DeleteLocalRef(s);
}
return ca_certificates;
}
void GodotJavaWrapper::init_input_devices() {
if (_init_input_devices) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(godot_instance, _init_input_devices);
}
}
void GodotJavaWrapper::vibrate(int p_duration_ms, float p_amplitude) {
if (_vibrate) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
int j_amplitude = -1.0;
if (p_amplitude != -1.0) {
j_amplitude = CLAMP(int(p_amplitude * 255), 1, 255);
}
env->CallVoidMethod(godot_instance, _vibrate, p_duration_ms, j_amplitude);
}
}
int GodotJavaWrapper::create_new_godot_instance(const List<String> &args) {
if (_create_new_godot_instance) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, 0);
jobjectArray jargs = env->NewObjectArray(args.size(), env->FindClass("java/lang/String"), env->NewStringUTF(""));
int i = 0;
for (List<String>::ConstIterator itr = args.begin(); itr != args.end(); ++itr, ++i) {
jstring j_arg = env->NewStringUTF(itr->utf8().get_data());
env->SetObjectArrayElement(jargs, i, j_arg);
env->DeleteLocalRef(j_arg);
}
return env->CallIntMethod(godot_instance, _create_new_godot_instance, jargs);
} else {
return 0;
}
}
void GodotJavaWrapper::begin_benchmark_measure(const String &p_context, const String &p_label) {
if (_begin_benchmark_measure) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring j_context = env->NewStringUTF(p_context.utf8().get_data());
jstring j_label = env->NewStringUTF(p_label.utf8().get_data());
env->CallVoidMethod(godot_instance, _begin_benchmark_measure, j_context, j_label);
env->DeleteLocalRef(j_context);
env->DeleteLocalRef(j_label);
}
}
void GodotJavaWrapper::end_benchmark_measure(const String &p_context, const String &p_label) {
if (_end_benchmark_measure) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring j_context = env->NewStringUTF(p_context.utf8().get_data());
jstring j_label = env->NewStringUTF(p_label.utf8().get_data());
env->CallVoidMethod(godot_instance, _end_benchmark_measure, j_context, j_label);
env->DeleteLocalRef(j_context);
env->DeleteLocalRef(j_label);
}
}
void GodotJavaWrapper::dump_benchmark(const String &benchmark_file) {
if (_dump_benchmark) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring j_benchmark_file = env->NewStringUTF(benchmark_file.utf8().get_data());
env->CallVoidMethod(godot_instance, _dump_benchmark, j_benchmark_file);
env->DeleteLocalRef(j_benchmark_file);
}
}
bool GodotJavaWrapper::has_feature(const String &p_feature) const {
if (_has_feature) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
jstring j_feature = env->NewStringUTF(p_feature.utf8().get_data());
bool result = env->CallBooleanMethod(godot_instance, _has_feature, j_feature);
env->DeleteLocalRef(j_feature);
return result;
} else {
return false;
}
}
Error GodotJavaWrapper::sign_apk(const String &p_input_path, const String &p_output_path, const String &p_keystore_path, const String &p_keystore_user, const String &p_keystore_password) {
if (_sign_apk) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, ERR_UNCONFIGURED);
jstring j_input_path = env->NewStringUTF(p_input_path.utf8().get_data());
jstring j_output_path = env->NewStringUTF(p_output_path.utf8().get_data());
jstring j_keystore_path = env->NewStringUTF(p_keystore_path.utf8().get_data());
jstring j_keystore_user = env->NewStringUTF(p_keystore_user.utf8().get_data());
jstring j_keystore_password = env->NewStringUTF(p_keystore_password.utf8().get_data());
int result = env->CallIntMethod(godot_instance, _sign_apk, j_input_path, j_output_path, j_keystore_path, j_keystore_user, j_keystore_password);
env->DeleteLocalRef(j_input_path);
env->DeleteLocalRef(j_output_path);
env->DeleteLocalRef(j_keystore_path);
env->DeleteLocalRef(j_keystore_user);
env->DeleteLocalRef(j_keystore_password);
return static_cast<Error>(result);
} else {
return ERR_UNCONFIGURED;
}
}
Error GodotJavaWrapper::verify_apk(const String &p_apk_path) {
if (_verify_apk) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, ERR_UNCONFIGURED);
jstring j_apk_path = env->NewStringUTF(p_apk_path.utf8().get_data());
int result = env->CallIntMethod(godot_instance, _verify_apk, j_apk_path);
env->DeleteLocalRef(j_apk_path);
return static_cast<Error>(result);
} else {
return ERR_UNCONFIGURED;
}
}
void GodotJavaWrapper::enable_immersive_mode(bool p_enabled) {
if (_enable_immersive_mode) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(godot_instance, _enable_immersive_mode, p_enabled);
}
}
bool GodotJavaWrapper::is_in_immersive_mode() {
if (_is_in_immersive_mode) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_instance, _is_in_immersive_mode);
} else {
return false;
}
}
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