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- /**
- * Copyright (c) 2006-2016 LOVE Development Team
- *
- * This software is provided 'as-is', without any express or implied
- * warranty. In no event will the authors be held liable for any damages
- * arising from the use of this software.
- *
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- *
- * 1. The origin of this software must not be misrepresented; you must not
- * claim that you wrote the original software. If you use this software
- * in a product, an acknowledgment in the product documentation would be
- * appreciated but is not required.
- * 2. Altered source versions must be plainly marked as such, and must not be
- * misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- **/
- #include "android.h"
- #ifdef LOVE_ANDROID
- #include "SDL.h"
- #include "jni.h"
- #include <sys/stat.h>
- #include <sys/types.h>
- #include <unistd.h>
- #include <errno.h>
- namespace love
- {
- namespace android
- {
- void setImmersive(bool immersive_active)
- {
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jobject activity = (jobject) SDL_AndroidGetActivity();
- jclass clazz(env->GetObjectClass(activity));
- jmethodID method_id = env->GetMethodID(clazz, "setImmersiveMode", "(Z)V");
- env->CallVoidMethod(activity, method_id, immersive_active);
- env->DeleteLocalRef(activity);
- env->DeleteLocalRef(clazz);
- }
- bool getImmersive()
- {
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jobject activity = (jobject) SDL_AndroidGetActivity();
- jclass clazz(env->GetObjectClass(activity));
- jmethodID method_id = env->GetMethodID(clazz, "getImmersiveMode", "()Z");
- jboolean immersive_active = env->CallBooleanMethod(activity, method_id);
- env->DeleteLocalRef(activity);
- env->DeleteLocalRef(clazz);
- return immersive_active;
- }
- double getScreenScale()
- {
- static double result = -1.;
- if (result == -1.)
- {
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jclass activity = env->FindClass("org/love2d/android/GameActivity");
- jmethodID getMetrics = env->GetStaticMethodID(activity, "getMetrics", "()Landroid/util/DisplayMetrics;");
- jobject metrics = env->CallStaticObjectMethod(activity, getMetrics);
- jclass metricsClass = env->GetObjectClass(metrics);
- result = env->GetFloatField(metrics, env->GetFieldID(metricsClass, "density", "F"));
- env->DeleteLocalRef(metricsClass);
- env->DeleteLocalRef(metrics);
- env->DeleteLocalRef(activity);
- }
- return result;
- }
- const char *getSelectedGameFile()
- {
- static const char *path = NULL;
- if (path)
- {
- delete path;
- path = NULL;
- }
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jclass activity = env->FindClass("org/love2d/android/GameActivity");
- jmethodID getGamePath = env->GetStaticMethodID(activity, "getGamePath", "()Ljava/lang/String;");
- jstring gamePath = (jstring) env->CallStaticObjectMethod(activity, getGamePath);
- const char *utf = env->GetStringUTFChars(gamePath, 0);
- if (utf)
- {
- path = SDL_strdup(utf);
- env->ReleaseStringUTFChars(gamePath, utf);
- }
- env->DeleteLocalRef(gamePath);
- env->DeleteLocalRef(activity);
- return path;
- }
- bool openURL(const std::string &url)
- {
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jclass activity = env->FindClass("org/love2d/android/GameActivity");
- jmethodID openURL= env->GetStaticMethodID(activity, "openURL", "(Ljava/lang/String;)V");
- jstring url_jstring = (jstring) env->NewStringUTF(url.c_str());
- env->CallStaticVoidMethod(activity, openURL, url_jstring);
- env->DeleteLocalRef(url_jstring);
- env->DeleteLocalRef(activity);
- return true;
- }
- void vibrate(double seconds)
- {
- JNIEnv *env = (JNIEnv*) SDL_AndroidGetJNIEnv();
- jclass activity = env->FindClass("org/love2d/android/GameActivity");
- jmethodID vibrate_method = env->GetStaticMethodID(activity, "vibrate", "(D)V");
- env->CallStaticVoidMethod(activity, vibrate_method, seconds);
- env->DeleteLocalRef(activity);
- }
- /*
- * Helper functions for the filesystem module
- */
- void freeGameArchiveMemory(void *ptr)
- {
- char *game_love_data = static_cast<char*>(ptr);
- delete[] game_love_data;
- }
- bool loadGameArchiveToMemory(const char* filename, char **ptr, size_t *size)
- {
- SDL_RWops *asset_game_file = SDL_RWFromFile(filename, "rb");
- if (!asset_game_file) {
- SDL_Log("Could not find %s", filename);
- return false;
- }
- Sint64 file_size = asset_game_file->size(asset_game_file);
- if (file_size <= 0) {
- SDL_Log("Could not load game from %s. File has invalid file size: %d.", filename, (int) file_size);
- return false;
- }
- *ptr = new char[file_size];
- if (!*ptr) {
- SDL_Log("Could not allocate memory for in-memory game archive");
- return false;
- }
- size_t bytes_copied = asset_game_file->read(asset_game_file, (void*) *ptr, sizeof(char), (size_t) file_size);
- if (bytes_copied != file_size) {
- SDL_Log("Incomplete copy of in-memory game archive!");
- delete[] *ptr;
- return false;
- }
- *size = (size_t) file_size;
- return true;
- }
- bool directoryExists(const char *path)
- {
- struct stat s;
- int err = stat(path, &s);
- if (err == -1)
- {
- if (errno != ENOENT)
- SDL_Log("Error checking for directory %s errno = %d: %s", path, errno, strerror(errno));
- return false;
- }
- return S_ISDIR(s.st_mode);
- }
- bool mkdir(const char *path)
- {
- int err = ::mkdir(path, 0770);
- if (err == -1)
- {
- SDL_Log("Error: Could not create directory %s", path);
- return false;
- }
- return true;
- }
- bool createStorageDirectories()
- {
- std::string internal_storage_path = SDL_AndroidGetInternalStoragePath();
- std::string save_directory = internal_storage_path + "/save";
- if (!directoryExists(save_directory.c_str()) && !mkdir(save_directory.c_str()))
- return false;
- std::string game_directory = internal_storage_path + "/game";
- if (!directoryExists (game_directory.c_str()) && !mkdir(game_directory.c_str()))
- return false;
- return true;
- }
- } // android
- } // love
- #endif // LOVE_ANDROID
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