Add function to query mouse buttons.

1 files changed, 10 insertions, 1 deletions

diff --git a/app/include/gfx/app.h b/app/include/gfx/app.h
index 3843d92..77b6ad2 100644
--- a/app/include/gfx/app.h
+++ b/app/include/gfx/app.h
@@ -31,6 +31,12 @@ typedef struct GfxAppCallbacks {
   GfxAppResize   resize;
 } GfxAppCallbacks;
 
+typedef enum MouseButton {
+  LMB,
+  RMB,
+  MMB,
+} MouseButton;
+
 typedef enum Key {
   KeyA = 'a',
   KeyB,
@@ -70,8 +76,11 @@ bool gfx_app_run(const GfxAppDesc*, const GfxAppCallbacks*);
 /// Get the mouse coordinates relative to the app's window.
 void gfx_app_get_mouse_position(double* x, double* y);
 
+/// Return if the given mouse button is pressed.
+bool gfx_app_is_mouse_button_pressed(MouseButton);
+
 /// Return true if the given key is pressed.
-bool gfx_is_key_pressed(Key);
+bool gfx_app_is_key_pressed(Key);
 
 #ifdef __cplusplus
 } // extern "C"