/**************************************************************************/
/* java_godot_io_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_io_wrapper.h"
#include "core/error/error_list.h"
#include "core/math/rect2.h"
#include "core/variant/variant.h"
// JNIEnv is only valid within the thread it belongs to, in a multi threading environment
// we can't cache it.
// For GodotIO we call all access methods from our thread and we thus get a valid JNIEnv
// from get_jni_env().
GodotIOJavaWrapper::GodotIOJavaWrapper(JNIEnv *p_env, jobject p_godot_io_instance) {
godot_io_instance = p_env->NewGlobalRef(p_godot_io_instance);
if (godot_io_instance) {
cls = p_env->GetObjectClass(godot_io_instance);
if (cls) {
cls = (jclass)p_env->NewGlobalRef(cls);
} else {
// this is a pretty serious fail.. bail... pointers will stay 0
return;
}
_open_URI = p_env->GetMethodID(cls, "openURI", "(Ljava/lang/String;)I");
_get_cache_dir = p_env->GetMethodID(cls, "getCacheDir", "()Ljava/lang/String;");
_get_data_dir = p_env->GetMethodID(cls, "getDataDir", "()Ljava/lang/String;");
_get_display_cutouts = p_env->GetMethodID(cls, "getDisplayCutouts", "()[I"),
_get_display_safe_area = p_env->GetMethodID(cls, "getDisplaySafeArea", "()[I"),
_get_locale = p_env->GetMethodID(cls, "getLocale", "()Ljava/lang/String;");
_get_model = p_env->GetMethodID(cls, "getModel", "()Ljava/lang/String;");
_get_screen_DPI = p_env->GetMethodID(cls, "getScreenDPI", "()I");
_get_scaled_density = p_env->GetMethodID(cls, "getScaledDensity", "()F");
_get_screen_refresh_rate = p_env->GetMethodID(cls, "getScreenRefreshRate", "(D)D");
_get_unique_id = p_env->GetMethodID(cls, "getUniqueID", "()Ljava/lang/String;");
_show_keyboard = p_env->GetMethodID(cls, "showKeyboard", "(Ljava/lang/String;IIII)V");
_hide_keyboard = p_env->GetMethodID(cls, "hideKeyboard", "()V");
_has_hardware_keyboard = p_env->GetMethodID(cls, "hasHardwareKeyboard", "()Z");
_set_screen_orientation = p_env->GetMethodID(cls, "setScreenOrientation", "(I)V");
_get_screen_orientation = p_env->GetMethodID(cls, "getScreenOrientation", "()I");
_get_system_dir = p_env->GetMethodID(cls, "getSystemDir", "(IZ)Ljava/lang/String;");
}
}
GodotIOJavaWrapper::~GodotIOJavaWrapper() {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->DeleteGlobalRef(cls);
env->DeleteGlobalRef(godot_io_instance);
}
jobject GodotIOJavaWrapper::get_instance() {
return godot_io_instance;
}
Error GodotIOJavaWrapper::open_uri(const String &p_uri) {
if (_open_URI) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, ERR_UNAVAILABLE);
jstring jStr = env->NewStringUTF(p_uri.utf8().get_data());
Error result = env->CallIntMethod(godot_io_instance, _open_URI, jStr) ? ERR_CANT_OPEN : OK;
env->DeleteLocalRef(jStr);
return result;
} else {
return ERR_UNAVAILABLE;
}
}
String GodotIOJavaWrapper::get_cache_dir() {
if (_get_cache_dir) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_cache_dir);
return jstring_to_string(s, env);
} else {
return String();
}
}
String GodotIOJavaWrapper::get_user_data_dir() {
if (_get_data_dir) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_data_dir);
return jstring_to_string(s, env);
} else {
return String();
}
}
String GodotIOJavaWrapper::get_locale() {
if (_get_locale) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_locale);
return jstring_to_string(s, env);
} else {
return String();
}
}
String GodotIOJavaWrapper::get_model() {
if (_get_model) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_model);
return jstring_to_string(s, env);
} else {
return String();
}
}
int GodotIOJavaWrapper::get_screen_dpi() {
if (_get_screen_DPI) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, 160);
return env->CallIntMethod(godot_io_instance, _get_screen_DPI);
} else {
return 160;
}
}
float GodotIOJavaWrapper::get_scaled_density() {
if (_get_scaled_density) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, 1.0f);
return env->CallFloatMethod(godot_io_instance, _get_scaled_density);
} else {
return 1.0f;
}
}
float GodotIOJavaWrapper::get_screen_refresh_rate(float fallback) {
if (_get_screen_refresh_rate) {
JNIEnv *env = get_jni_env();
if (env == nullptr) {
ERR_PRINT("An error occurred while trying to get screen refresh rate.");
return fallback;
}
return (float)env->CallDoubleMethod(godot_io_instance, _get_screen_refresh_rate, (double)fallback);
}
ERR_PRINT("An error occurred while trying to get the screen refresh rate.");
return fallback;
}
TypedArray<Rect2> GodotIOJavaWrapper::get_display_cutouts() {
TypedArray<Rect2> result;
ERR_FAIL_NULL_V(_get_display_cutouts, result);
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, result);
jintArray returnArray = (jintArray)env->CallObjectMethod(godot_io_instance, _get_display_cutouts);
jint arrayLength = env->GetArrayLength(returnArray);
jint *arrayBody = env->GetIntArrayElements(returnArray, JNI_FALSE);
int cutouts = arrayLength / 4;
for (int i = 0; i < cutouts; i++) {
int x = arrayBody[i * 4];
int y = arrayBody[i * 4 + 1];
int width = arrayBody[i * 4 + 2];
int height = arrayBody[i * 4 + 3];
Rect2 cutout(x, y, width, height);
result.append(cutout);
}
env->ReleaseIntArrayElements(returnArray, arrayBody, 0);
return result;
}
Rect2i GodotIOJavaWrapper::get_display_safe_area() {
Rect2i result;
ERR_FAIL_NULL_V(_get_display_safe_area, result);
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, result);
jintArray returnArray = (jintArray)env->CallObjectMethod(godot_io_instance, _get_display_safe_area);
ERR_FAIL_COND_V(env->GetArrayLength(returnArray) != 4, result);
jint *arrayBody = env->GetIntArrayElements(returnArray, JNI_FALSE);
result = Rect2i(arrayBody[0], arrayBody[1], arrayBody[2], arrayBody[3]);
env->ReleaseIntArrayElements(returnArray, arrayBody, 0);
return result;
}
String GodotIOJavaWrapper::get_unique_id() {
if (_get_unique_id) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String());
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_unique_id);
return jstring_to_string(s, env);
} else {
return String();
}
}
bool GodotIOJavaWrapper::has_vk() {
return (_show_keyboard != nullptr) && (_hide_keyboard != nullptr);
}
bool GodotIOJavaWrapper::has_hardware_keyboard() {
if (_has_hardware_keyboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(godot_io_instance, _has_hardware_keyboard);
} else {
return false;
}
}
void GodotIOJavaWrapper::show_vk(const String &p_existing, int p_type, int p_max_input_length, int p_cursor_start, int p_cursor_end) {
if (_show_keyboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring jStr = env->NewStringUTF(p_existing.utf8().get_data());
env->CallVoidMethod(godot_io_instance, _show_keyboard, jStr, p_type, p_max_input_length, p_cursor_start, p_cursor_end);
env->DeleteLocalRef(jStr);
}
}
void GodotIOJavaWrapper::hide_vk() {
if (_hide_keyboard) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(godot_io_instance, _hide_keyboard);
}
}
void GodotIOJavaWrapper::set_screen_orientation(int p_orient) {
if (_set_screen_orientation) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(godot_io_instance, _set_screen_orientation, p_orient);
}
}
int GodotIOJavaWrapper::get_screen_orientation() {
if (_get_screen_orientation) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, 0);
return env->CallIntMethod(godot_io_instance, _get_screen_orientation);
} else {
return 0;
}
}
String GodotIOJavaWrapper::get_system_dir(int p_dir, bool p_shared_storage) {
if (_get_system_dir) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, String("."));
jstring s = (jstring)env->CallObjectMethod(godot_io_instance, _get_system_dir, p_dir, p_shared_storage);
return jstring_to_string(s, env);
} else {
return String(".");
}
}
// SafeNumeric because it can be changed from non-main thread and we need to
// ensure the change is immediately visible to other threads.
static SafeNumeric<int> virtual_keyboard_height;
int GodotIOJavaWrapper::get_vk_height() {
return virtual_keyboard_height.get();
}
void GodotIOJavaWrapper::set_vk_height(int p_height) {
virtual_keyboard_height.set(p_height);
}
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