242 lines
7.4 KiB
C++
242 lines
7.4 KiB
C++
/*************************************************************************/
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/* file_access_jandroid.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef ANDROID_NATIVE_ACTIVITY
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#include "file_access_jandroid.h"
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#include "os/os.h"
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#include "thread_jandroid.h"
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#include <unistd.h>
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jobject FileAccessJAndroid::io = NULL;
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jclass FileAccessJAndroid::cls;
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jmethodID FileAccessJAndroid::_file_open = 0;
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jmethodID FileAccessJAndroid::_file_get_size = 0;
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jmethodID FileAccessJAndroid::_file_seek = 0;
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jmethodID FileAccessJAndroid::_file_read = 0;
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jmethodID FileAccessJAndroid::_file_tell = 0;
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jmethodID FileAccessJAndroid::_file_eof = 0;
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jmethodID FileAccessJAndroid::_file_close = 0;
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FileAccess *FileAccessJAndroid::create_jandroid() {
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return memnew(FileAccessJAndroid);
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}
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Error FileAccessJAndroid::_open(const String &p_path, int p_mode_flags) {
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if (is_open())
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close();
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String path = fix_path(p_path).simplify_path();
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if (path.begins_with("/"))
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path = path.substr(1, path.length());
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else if (path.begins_with("res://"))
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path = path.substr(6, path.length());
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JNIEnv *env = ThreadAndroid::get_env();
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jstring js = env->NewStringUTF(path.utf8().get_data());
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int res = env->CallIntMethod(io, _file_open, js, p_mode_flags & WRITE ? true : false);
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env->DeleteLocalRef(js);
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OS::get_singleton()->print("fopen: '%s' ret %i\n", path.utf8().get_data(), res);
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if (res <= 0)
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return ERR_FILE_CANT_OPEN;
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id = res;
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return OK;
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}
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void FileAccessJAndroid::close() {
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if (!is_open())
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return;
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JNIEnv *env = ThreadAndroid::get_env();
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env->CallVoidMethod(io, _file_close, id);
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id = 0;
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}
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bool FileAccessJAndroid::is_open() const {
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return id != 0;
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}
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void FileAccessJAndroid::seek(size_t p_position) {
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JNIEnv *env = ThreadAndroid::get_env();
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ERR_FAIL_COND(!is_open());
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env->CallVoidMethod(io, _file_seek, id, p_position);
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}
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void FileAccessJAndroid::seek_end(int64_t p_position) {
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ERR_FAIL_COND(!is_open());
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seek(get_len());
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}
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size_t FileAccessJAndroid::get_position() const {
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JNIEnv *env = ThreadAndroid::get_env();
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ERR_FAIL_COND_V(!is_open(), 0);
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return env->CallIntMethod(io, _file_tell, id);
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}
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size_t FileAccessJAndroid::get_len() const {
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JNIEnv *env = ThreadAndroid::get_env();
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ERR_FAIL_COND_V(!is_open(), 0);
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return env->CallIntMethod(io, _file_get_size, id);
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}
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bool FileAccessJAndroid::eof_reached() const {
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JNIEnv *env = ThreadAndroid::get_env();
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ERR_FAIL_COND_V(!is_open(), 0);
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return env->CallIntMethod(io, _file_eof, id);
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}
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uint8_t FileAccessJAndroid::get_8() const {
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ERR_FAIL_COND_V(!is_open(), 0);
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uint8_t byte;
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get_buffer(&byte, 1);
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return byte;
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}
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int FileAccessJAndroid::get_buffer(uint8_t *p_dst, int p_length) const {
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ERR_FAIL_COND_V(!is_open(), 0);
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if (p_length == 0)
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return 0;
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JNIEnv *env = ThreadAndroid::get_env();
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jbyteArray jca = (jbyteArray)env->CallObjectMethod(io, _file_read, id, p_length);
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int len = env->GetArrayLength(jca);
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env->GetByteArrayRegion(jca, 0, len, (jbyte *)p_dst);
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env->DeleteLocalRef((jobject)jca);
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return len;
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}
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Error FileAccessJAndroid::get_error() const {
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if (eof_reached())
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return ERR_FILE_EOF;
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return OK;
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}
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void FileAccessJAndroid::flush() {
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}
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void FileAccessJAndroid::store_8(uint8_t p_dest) {
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}
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bool FileAccessJAndroid::file_exists(const String &p_path) {
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JNIEnv *env = ThreadAndroid::get_env();
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String path = fix_path(p_path).simplify_path();
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if (path.begins_with("/"))
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path = path.substr(1, path.length());
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else if (path.begins_with("res://"))
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path = path.substr(6, path.length());
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jstring js = env->NewStringUTF(path.utf8().get_data());
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int res = env->CallIntMethod(io, _file_open, js, false);
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if (res <= 0) {
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env->DeleteLocalRef(js);
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return false;
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}
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env->CallVoidMethod(io, _file_close, res);
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env->DeleteLocalRef(js);
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return true;
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}
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void FileAccessJAndroid::setup(jobject p_io) {
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io = p_io;
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JNIEnv *env = ThreadAndroid::get_env();
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__android_log_print(ANDROID_LOG_INFO, "godot", "STEP5");
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jclass c = env->GetObjectClass(io);
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__android_log_print(ANDROID_LOG_INFO, "godot", "STEP6");
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cls = (jclass)env->NewGlobalRef(c);
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_file_open = env->GetMethodID(cls, "file_open", "(Ljava/lang/String;Z)I");
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if (_file_open != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_open ok!!");
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}
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_file_get_size = env->GetMethodID(cls, "file_get_size", "(I)I");
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if (_file_get_size != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_get_size ok!!");
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}
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_file_tell = env->GetMethodID(cls, "file_tell", "(I)I");
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if (_file_tell != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_tell ok!!");
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}
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_file_eof = env->GetMethodID(cls, "file_eof", "(I)Z");
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if (_file_eof != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_eof ok!!");
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}
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_file_seek = env->GetMethodID(cls, "file_seek", "(II)V");
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if (_file_seek != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_seek ok!!");
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}
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_file_read = env->GetMethodID(cls, "file_read", "(II)[B");
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if (_file_read != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_read ok!!");
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}
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_file_close = env->GetMethodID(cls, "file_close", "(I)V");
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if (_file_close != 0) {
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__android_log_print(ANDROID_LOG_INFO, "godot", "*******GOT METHOD _file_close ok!!");
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}
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//(*env)->CallVoidMethod(env,obj,aMethodID, myvar);
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}
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FileAccessJAndroid::FileAccessJAndroid() {
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id = 0;
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}
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FileAccessJAndroid::~FileAccessJAndroid() {
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if (is_open())
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close();
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}
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#endif
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