From b8ce6805117bcd28f80ae92f7faa14abdcb2f741 Mon Sep 17 00:00:00 2001
From: Ray <raysan5@gmail.com>
Date: Tue, 18 Oct 2016 00:15:23 +0200
Subject: [PATCH] Improved Android support

---
 src/core.c   | 21 ++++++---------------
 src/raylib.h |  8 +++-----
 2 files changed, 9 insertions(+), 20 deletions(-)

diff --git a/src/core.c b/src/core.c
index d044a66e..b8a8ac05 100644
--- a/src/core.c
+++ b/src/core.c
@@ -79,8 +79,7 @@
 #endif
 
 #if defined(PLATFORM_ANDROID)
-    #include <jni.h>                        // Java native interface
-    #include <android/sensor.h>             // Android sensors functions
+    //#include <android/sensor.h>           // Android sensors functions (accelerometer, gyroscope, light...)
     #include <android/window.h>             // Defines AWINDOW_FLAG_FULLSCREEN and others
     #include <android_native_app_glue.h>    // Defines basic app state struct and manages activity
 
@@ -361,7 +360,7 @@ void InitWindow(int width, int height, const char *title)
 
 #if defined(PLATFORM_ANDROID)
 // Android activity initialization
-void InitWindow(int width, int height, struct android_app *state)
+void InitWindow(int width, int height, void *state)
 {
     TraceLog(INFO, "Initializing raylib (v1.6.0)");
 
@@ -370,7 +369,7 @@ void InitWindow(int width, int height, struct android_app *state)
     screenWidth = width;
     screenHeight = height;
 
-    app = state;
+    app = (struct android_app *)state;
     internalDataPath = app->activity->internalDataPath;
 
     // Set desired windows flags before initializing anything
@@ -524,6 +523,7 @@ int GetScreenHeight(void)
     return screenHeight;
 }
 
+#if !defined(PLATFORM_ANDROID)
 // Show mouse cursor
 void ShowCursor()
 {
@@ -580,6 +580,7 @@ void DisableCursor()
 #endif
     cursorHidden = true;
 }
+#endif  // !defined(PLATFORM_ANDROID)
 
 // Sets Background Color
 void ClearBackground(Color color)
@@ -1099,19 +1100,13 @@ Matrix GetCameraMatrix(Camera camera)
 //----------------------------------------------------------------------------------
 // Module Functions Definition - Input (Keyboard, Mouse, Gamepad) Functions
 //----------------------------------------------------------------------------------
-#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI) || defined(PLATFORM_WEB)
 // Detect if a key has been pressed once
 bool IsKeyPressed(int key)
 {
     bool pressed = false;
 
-#if defined(PLATFORM_ANDROID)
-    if ((currentButtonState[key] != previousButtonState[key]) && (currentButtonState[key] == 0)) pressed = true;
-    else pressed = false;
-#else
     if ((currentKeyState[key] != previousKeyState[key]) && (currentKeyState[key] == 1)) pressed = true;
     else pressed = false;
-#endif
 
     return pressed;
 }
@@ -1128,13 +1123,8 @@ bool IsKeyReleased(int key)
 {
     bool released = false;
     
-#if defined(PLATFORM_ANDROID)
-    if ((currentButtonState[button] != previousButtonState[button]) && (currentButtonState[button] == 1)) released = true;
-    else released = false;
-#else
     if ((currentKeyState[key] != previousKeyState[key]) && (currentKeyState[key] == 0)) released = true;
     else released = false;
-#endif
 
     return released;
 }
@@ -1161,6 +1151,7 @@ void SetExitKey(int key)
 #endif
 }
 
+#if defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI) || defined(PLATFORM_WEB)
 // NOTE: Gamepad support not implemented in emscripten GLFW3 (PLATFORM_WEB)
 
 // Detect if a gamepad is available
diff --git a/src/raylib.h b/src/raylib.h
index c1ac2416..efb9a71c 100644
--- a/src/raylib.h
+++ b/src/raylib.h
@@ -77,10 +77,6 @@
     #define PLATFORM_DESKTOP
 #endif
 
-#if defined(PLATFORM_ANDROID)
-    typedef struct android_app; // Define android_app struct (android_native_app_glue.h)
-#endif
-
 #if defined(_WIN32) && defined(BUILDING_DLL)
     #define RLAPI __declspec(dllexport)         // We are building raylib as a Win32 DLL
 #elif defined(_WIN32) && defined(RAYLIB_DLL)
@@ -591,7 +587,7 @@ extern "C" {            // Prevents name mangling of functions
 // Window and Graphics Device Functions (Module: core)
 //------------------------------------------------------------------------------------
 #if defined(PLATFORM_ANDROID)
-RLAPI void InitWindow(int width, int height, struct android_app *state);  // Init Android Activity and OpenGL Graphics
+RLAPI void InitWindow(int width, int height, void *state);        // Init Android Activity and OpenGL Graphics (struct android_app)
 #elif defined(PLATFORM_DESKTOP) || defined(PLATFORM_RPI) || defined(PLATFORM_WEB)
 RLAPI void InitWindow(int width, int height, const char *title);  // Initialize Window and OpenGL Graphics
 #endif
@@ -603,11 +599,13 @@ RLAPI void ToggleFullscreen(void);                                // Fullscreen
 RLAPI int GetScreenWidth(void);                                   // Get current screen width
 RLAPI int GetScreenHeight(void);                                  // Get current screen height
 
+#if !defined(PLATFORM_ANDROID)
 RLAPI void ShowCursor(void);                                      // Shows cursor
 RLAPI void HideCursor(void);                                      // Hides cursor
 RLAPI bool IsCursorHidden(void);                                  // Returns true if cursor is not visible
 RLAPI void EnableCursor(void);                                    // Enables cursor
 RLAPI void DisableCursor(void);                                   // Disables cursor
+#endif
 
 RLAPI void ClearBackground(Color color);                          // Sets Background Color
 RLAPI void BeginDrawing(void);                                    // Setup drawing canvas to start drawing