1 files changed, 42 insertions, 10 deletions

diff --git a/src/controller.h b/src/controller.h
index a97fc7a..ecc0389 100644
--- a/src/controller.h
+++ b/src/controller.h
@@ -1,25 +1,57 @@
+/*
+ * Copyright (c) 2021, Johnny Richard
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from
+ *    this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
 #ifndef CONTROLLER_H
 #define CONTROLLER_H
 
 #include <SDL.h>
 #include <stdbool.h>
+#include <stdint.h>
 
-#ifdef __cplusplus
-extern "C" {
-#endif
+enum btn_t {
+  BTN_UP    = 1 << 0,
+  BTN_DOWN  = 1 << 1,
+  BTN_RIGHT = 1 << 2,
+  BTN_LEFT  = 1 << 3
+};
 
 typedef struct controller_t {
-  bool up;
-  bool down;
-  bool left;
-  bool right;
+  uint8_t pressed_buttons;
 } controller_t;
 
 void controller_update(controller_t *self,
                        SDL_Event    *event);
 
-#ifdef __cplusplus
-}
-#endif
+bool controller_is_up_pressed(controller_t *self);
+bool controller_is_down_pressed(controller_t *self);
+bool controller_is_right_pressed(controller_t *self);
+bool controller_is_left_pressed(controller_t *self);
 
 #endif /* CONTROLLER_H */