Refactor controls more

src/state.h

@@ -2,9 +2,20 @@
 #include <libmegapixels.h>
 #include <stdbool.h>
 
+typedef struct cstate {
+        uint32_t control;
+        int32_t value;
+        int32_t value_req;
+        int32_t max;
+        bool manual;
+        bool manual_req;
+        uint32_t auto_control;
+} controlstate;
+
 typedef struct state_main {
         libmegapixels_devconfig *configuration;
         libmegapixels_camera *camera;
+        libmegapixels_aaa_stats stats;
 
         // Size of the preview widget
         int preview_width;
@@ -19,38 +30,22 @@ typedef struct state_main {
         int burst_length;
 
         // Control state
-        bool control_gain;
-        bool control_exposure;
         bool control_flash;
-        bool control_focus;
-
-        bool gain_is_manual;
-        int gain;
-        int gain_max;
-
-        bool exposure_is_manual;
-        int exposure;
-
         bool flash_enabled;
+        controlstate gain;
+        controlstate exposure;
+        controlstate focus;
 
         bool has_auto_focus_continuous;
         bool has_auto_focus_start;
 } mp_state_main;
 
-typedef struct cstate {
-        uint32_t control;
-        int32_t value;
-        int32_t value_req;
-        int32_t max;
-        bool manual;
-        bool manual_req;
-} controlstate;
-
 typedef struct state_io {
         libmegapixels_devconfig *configuration;
         libmegapixels_camera *camera;
         libmegapixels_mode *mode_capture;
         libmegapixels_mode *mode_preview;
+        libmegapixels_aaa_stats stats;
 
         int burst_length;
         int captures_remaining;