From 3a4b3879085cc5afac2ba994e4c18f5489e3f1d9 Mon Sep 17 00:00:00 2001
From: bunnei <bunneidev@gmail.com>
Date: Thu, 11 Jul 2019 18:12:34 -0400
Subject: [PATCH] android: native: Add hooks for SwitchScreenLayout and
 SwapScreens.

---
 src/citra_android/jni/native.cpp | 29 ++++++++++++++++++++++++-----
 src/citra_android/jni/native.h   |  6 ++++++
 2 files changed, 30 insertions(+), 5 deletions(-)

diff --git a/src/citra_android/jni/native.cpp b/src/citra_android/jni/native.cpp
index e1c913170..b016e1531 100644
--- a/src/citra_android/jni/native.cpp
+++ b/src/citra_android/jni/native.cpp
@@ -12,6 +12,7 @@
 #include <android/native_window_jni.h>
 #include <jni.h>
 
+#include "../../common/file_util.h"
 #include "citra_android/jni/button_manager.h"
 #include "citra_android/jni/config.h"
 #include "citra_android/jni/emu_window/emu_window.h"
@@ -34,7 +35,8 @@
 #include "core/movie.h"
 #include "core/settings.h"
 #include "network/network.h"
-#include "../../common/file_util.h"
+#include "video_core/renderer_base.h"
+#include "video_core/video_core.h"
 
 JavaVM* g_java_vm;
 
@@ -66,8 +68,8 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
 
     Log::AddBackend(std::make_unique<Log::ColorConsoleBackend>());
     FileUtil::CreateFullPath(FileUtil::GetUserPath(FileUtil::UserPath::LogDir));
-    Log::AddBackend(
-        std::make_unique<Log::FileBackend>(FileUtil::GetUserPath(FileUtil::UserPath::LogDir) + LOG_FILE));
+    Log::AddBackend(std::make_unique<Log::FileBackend>(
+        FileUtil::GetUserPath(FileUtil::UserPath::LogDir) + LOG_FILE));
 
     LOG_INFO(Frontend, "Logging backend initialised");
 
@@ -191,6 +193,24 @@ void Java_org_citra_citra_1android_NativeLibrary_CacheClassesAndMethods(JNIEnv*
                                                 "(Ljava/lang/String;Ljava/lang/String;Z)Z");
 }
 
+void Java_org_citra_citra_1android_NativeLibrary_SwitchScreenLayout(JNIEnv* env, jobject obj) {
+    if (Settings::values.layout_option == Settings::LayoutOption::Default) {
+        Settings::values.layout_option = Settings::LayoutOption::SingleScreen;
+    } else if (Settings::values.layout_option == Settings::LayoutOption::SingleScreen) {
+        Settings::values.layout_option = Settings::LayoutOption::LargeScreen;
+    } else if (Settings::values.layout_option == Settings::LayoutOption::LargeScreen) {
+        Settings::values.layout_option = Settings::LayoutOption::SideScreen;
+    } else {
+        Settings::values.layout_option = Settings::LayoutOption::Default;
+    }
+    VideoCore::g_renderer->UpdateCurrentFramebufferLayout();
+}
+
+void Java_org_citra_citra_1android_NativeLibrary_SwapScreens(JNIEnv* env, jobject obj) {
+    Settings::values.swap_screen = !Settings::values.swap_screen;
+    VideoCore::g_renderer->UpdateCurrentFramebufferLayout();
+}
+
 void Java_org_citra_citra_1android_NativeLibrary_SetUserDirectory(JNIEnv* env, jobject obj,
                                                                   jstring jDirectory) {
     FileUtil::SetCurrentDir(GetJString(env, jDirectory));
@@ -242,7 +262,7 @@ jboolean Java_org_citra_citra_1android_NativeLibrary_onGamePadAxisEvent(JNIEnv*
                                                                         jint axis_id,
                                                                         jfloat axis_val) {
     return static_cast<jboolean>(
-            InputManager::ButtonHandler()->AnalogButtonEvent(axis_id,axis_val));
+        InputManager::ButtonHandler()->AnalogButtonEvent(axis_id, axis_val));
 }
 
 void Java_org_citra_citra_1android_NativeLibrary_onTouchEvent(JNIEnv* env, jobject obj, jfloat x,
@@ -449,7 +469,6 @@ jdoubleArray Java_org_citra_citra_1android_NativeLibrary_GetPerfStats(JNIEnv* en
         double stats[4] = {results.system_fps, results.game_fps, results.frametime,
                            results.emulation_speed};
 
-
         env->SetDoubleArrayRegion(jstats, 0, 4, stats);
     }
 
diff --git a/src/citra_android/jni/native.h b/src/citra_android/jni/native.h
index 96a630ec5..a5d152ec1 100644
--- a/src/citra_android/jni/native.h
+++ b/src/citra_android/jni/native.h
@@ -139,6 +139,12 @@ JNIEXPORT void JNICALL Java_org_citra_citra_1android_NativeLibrary_WriteProfileR
 JNIEXPORT void JNICALL
 Java_org_citra_citra_1android_NativeLibrary_CacheClassesAndMethods(JNIEnv* env, jobject obj);
 
+JNIEXPORT void JNICALL Java_org_citra_citra_1android_NativeLibrary_SwitchScreenLayout(JNIEnv* env,
+                                                                                      jobject obj);
+
+JNIEXPORT void JNICALL Java_org_citra_citra_1android_NativeLibrary_SwapScreens(JNIEnv* env,
+                                                                               jobject obj);
+
 JNIEXPORT void JNICALL Java_org_citra_citra_1android_NativeLibrary_Run__Ljava_lang_String_2(
     JNIEnv* env, jclass type, jstring path_);