diff options
Diffstat (limited to 'platform/android/java_godot_wrapper.cpp')
| -rw-r--r-- | platform/android/java_godot_wrapper.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/platform/android/java_godot_wrapper.cpp b/platform/android/java_godot_wrapper.cpp new file mode 100644 index 0000000000..101a1d76c6 --- /dev/null +++ b/platform/android/java_godot_wrapper.cpp @@ -0,0 +1,185 @@ +/*************************************************************************/ +/* java_godot_wrapper.cpp */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ +/* */ +/* 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 ThreadAndroid. 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_godot_instance) { + godot_instance = p_env->NewGlobalRef(p_godot_instance); + + // get info about our Godot class so we can get pointers and stuff... + cls = p_env->FindClass("org/godotengine/godot/Godot"); + if (cls) { + cls = (jclass)p_env->NewGlobalRef(cls); + } else { + // this is a pretty serious fail.. bail... pointers will stay 0 + return; + } + + // get some method pointers... + _on_video_init = p_env->GetMethodID(cls, "onVideoInit", "()V"); + _restart = p_env->GetMethodID(cls, "restart", "()V"); + _finish = p_env->GetMethodID(cls, "forceQuit", "()V"); + _set_keep_screen_on = p_env->GetMethodID(cls, "setKeepScreenOn", "(Z)V"); + _alert = p_env->GetMethodID(cls, "alert", "(Ljava/lang/String;Ljava/lang/String;)V"); + _get_GLES_version_code = p_env->GetMethodID(cls, "getGLESVersionCode", "()I"); + _get_clipboard = p_env->GetMethodID(cls, "getClipboard", "()Ljava/lang/String;"); + _set_clipboard = p_env->GetMethodID(cls, "setClipboard", "(Ljava/lang/String;)V"); + _request_permission = p_env->GetMethodID(cls, "requestPermission", "(Ljava/lang/String;)Z"); +} + +GodotJavaWrapper::~GodotJavaWrapper() { + // nothing to do here for now +} + +jobject GodotJavaWrapper::get_activity() { + // our godot instance is our activity + return godot_instance; +} + +jobject GodotJavaWrapper::get_member_object(const char *p_name, const char *p_class, JNIEnv *p_env) { + if (cls) { + if (p_env == NULL) + p_env = ThreadAndroid::get_env(); + + jfieldID fid = p_env->GetStaticFieldID(cls, p_name, p_class); + return p_env->GetStaticObjectField(cls, fid); + } else { + return NULL; + } +} + +jobject GodotJavaWrapper::get_class_loader() { + if (cls) { + JNIEnv *env = ThreadAndroid::get_env(); + jmethodID getClassLoader = env->GetMethodID(cls, "getClassLoader", "()Ljava/lang/ClassLoader;"); + return env->CallObjectMethod(godot_instance, getClassLoader); + } else { + return NULL; + } +} + +void GodotJavaWrapper::gfx_init(bool gl2) { + // beats me what this once did, there was no code, + // but we're getting false if our GLES3 driver is initialised + // and true for our GLES2 driver + // Maybe we're supposed to communicate this back or store it? +} + +void GodotJavaWrapper::on_video_init(JNIEnv *p_env) { + if (_on_video_init) + if (p_env == NULL) + p_env = ThreadAndroid::get_env(); + + p_env->CallVoidMethod(godot_instance, _on_video_init); +} + +void GodotJavaWrapper::restart(JNIEnv *p_env) { + if (_restart) + if (p_env == NULL) + p_env = ThreadAndroid::get_env(); + + p_env->CallVoidMethod(godot_instance, _restart); +} + +void GodotJavaWrapper::force_quit(JNIEnv *p_env) { + if (_finish) + if (p_env == NULL) + p_env = ThreadAndroid::get_env(); + + p_env->CallVoidMethod(godot_instance, _finish); +} + +void GodotJavaWrapper::set_keep_screen_on(bool p_enabled) { + if (_set_keep_screen_on) { + JNIEnv *env = ThreadAndroid::get_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 = ThreadAndroid::get_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); + } +} + +int GodotJavaWrapper::get_gles_version_code() { + JNIEnv *env = ThreadAndroid::get_env(); + if (_get_GLES_version_code) { + return env->CallIntMethod(godot_instance, _get_GLES_version_code); + } + + return 0; +} + +bool GodotJavaWrapper::has_get_clipboard() { + return _get_clipboard != 0; +} + +String GodotJavaWrapper::get_clipboard() { + if (_get_clipboard) { + JNIEnv *env = ThreadAndroid::get_env(); + jstring s = (jstring)env->CallObjectMethod(godot_instance, _get_clipboard); + return jstring_to_string(s, env); + } else { + return String(); + } +} + +bool GodotJavaWrapper::has_set_clipboard() { + return _set_clipboard != 0; +} + +void GodotJavaWrapper::set_clipboard(const String &p_text) { + if (_set_clipboard) { + JNIEnv *env = ThreadAndroid::get_env(); + jstring jStr = env->NewStringUTF(p_text.utf8().get_data()); + env->CallVoidMethod(godot_instance, _set_clipboard, jStr); + } +} + +bool GodotJavaWrapper::request_permission(const String &p_name) { + if (_request_permission) { + JNIEnv *env = ThreadAndroid::get_env(); + jstring jStrName = env->NewStringUTF(p_name.utf8().get_data()); + return env->CallBooleanMethod(godot_instance, _request_permission, jStrName); + } else { + return false; + } +} |