Add generic touchscreen driver which allows calibration (apps/ layer will follow later).

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20055 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 33 deletions

diff --git a/firmware/target/arm/tcc780x/cowond2/button-cowond2.c b/firmware/target/arm/tcc780x/cowond2/button-cowond2.c
index 9449bcdf30..12eb88907a 100644
--- a/firmware/target/arm/tcc780x/cowond2/button-cowond2.c
+++ b/firmware/target/arm/tcc780x/cowond2/button-cowond2.c
@@ -25,31 +25,13 @@
 #include "adc.h"
 #include "pcf50606.h"
 #include "backlight.h"
+#include "touchscreen.h"
 
 #define TOUCH_MARGIN 8
 
-static enum touchscreen_mode current_mode = TOUCHSCREEN_POINT;
-
 static short last_x, last_y;
 static bool touch_available = false;
 
-static int touchscreen_buttons[3][3] =
-{
-    {BUTTON_TOPLEFT,    BUTTON_TOPMIDDLE,    BUTTON_TOPRIGHT},
-    {BUTTON_MIDLEFT,    BUTTON_CENTER,       BUTTON_MIDRIGHT},
-    {BUTTON_BOTTOMLEFT, BUTTON_BOTTOMMIDDLE, BUTTON_BOTTOMRIGHT},
-};
-
-void touchscreen_set_mode(enum touchscreen_mode mode)
-{
-    current_mode = mode;
-}
-
-enum touchscreen_mode touchscreen_get_mode(void)
-{
-    return current_mode;
-}
-
 void button_set_touch_available(void)
 {
     touch_available = true;
@@ -186,20 +168,9 @@ int button_read_device(int *data)
             last_x = x;
             last_y = y;
             *data = touch_to_pixels(x, y);
-            switch (current_mode)
-            {
-                case TOUCHSCREEN_POINT:
-                    btn |= BUTTON_TOUCHSCREEN;
-                    break;
-                case TOUCHSCREEN_BUTTON:
-                {
-                    int px_x = (*data&0xffff0000)>>16;
-                    int px_y = (*data&0x0000ffff);
-                    btn |= touchscreen_buttons[px_y/(LCD_HEIGHT/3)]
-                                              [px_x/(LCD_WIDTH/3)];
-                    break;
-                }
-            }
+            btn |= touchscreen_to_pixels((*data&0xffff0000)>>16,
+                                         (*data&0x0000ffff),
+                                         data);
         }
         last_touch = current_tick;
         touch_available = false;