[gnome-settings-daemon/wip/settings-relocation: 5/10] wacom: Remove some dead code from GsdWacomDevice

[Carlos Garnacho <carlosg src gnome org>]

commit 9dd8d01bc17c65a1a9bb79e1dcc29ce4f37e8366
Author: Carlos Garnacho <carlosg gnome org>
Date:   Wed Dec 17 14:33:02 2014 +0100

    wacom: Remove some dead code from GsdWacomDevice
    
    The direct usage of GsdDeviceMapper allows us to remove some code here.

 plugins/wacom/gsd-wacom-device.c |  166 --------------------------------------
 plugins/wacom/gsd-wacom-device.h |    6 --
 2 files changed, 0 insertions(+), 172 deletions(-)
---
diff --git a/plugins/wacom/gsd-wacom-device.c b/plugins/wacom/gsd-wacom-device.c
index cb1417b..dc89476 100644
--- a/plugins/wacom/gsd-wacom-device.c
+++ b/plugins/wacom/gsd-wacom-device.c
@@ -641,88 +641,6 @@ is_on (GnomeRROutput *output)
        return gnome_rr_crtc_get_current_mode (crtc) != NULL;
 }
 
-static GnomeRROutput *
-find_output_by_monitor (GnomeRRScreen *rr_screen,
-                       GdkScreen     *screen,
-                       int            monitor)
-{
-       GnomeRROutput **rr_outputs;
-       GnomeRROutput *ret;
-       guint i;
-
-       ret = NULL;
-
-       rr_outputs = gnome_rr_screen_list_outputs (rr_screen);
-
-       for (i = 0; rr_outputs[i] != NULL; i++) {
-               GnomeRROutput *rr_output;
-               GnomeRRCrtc *crtc;
-               int x, y;
-
-               rr_output = rr_outputs[i];
-
-               if (!is_on (rr_output))
-                       continue;
-
-               crtc = gnome_rr_output_get_crtc (rr_output);
-               if (!crtc)
-                       continue;
-
-               gnome_rr_crtc_get_position (crtc, &x, &y);
-
-               if (monitor == gdk_screen_get_monitor_at_point (screen, x, y)) {
-                       ret = rr_output;
-                       break;
-               }
-       }
-
-       if (ret == NULL)
-               g_warning ("No output found for monitor %d.", monitor);
-
-       return ret;
-}
-
-static void
-set_display_by_output (GsdWacomDevice  *device,
-                       GnomeRROutput   *rr_output)
-{
-       GSettings   *tablet;
-       GVariant    *c_array;
-       GVariant    *n_array;
-       gsize        nvalues;
-       gchar       *o_vendor, *o_product, *o_serial;
-       const gchar *values[3];
-
-       tablet  = gsd_wacom_device_get_settings (device);
-       c_array = g_settings_get_value (tablet, "display");
-       g_variant_get_strv (c_array, &nvalues);
-       if (nvalues != 3) {
-               g_warning ("Unable set set display property. Got %"G_GSIZE_FORMAT" items; expected %d 
items.\n", nvalues, 4);
-               return;
-       }
-
-       if (rr_output == NULL) {
-         o_vendor  = g_strdup ("");
-         o_product = g_strdup ("");
-         o_serial  = g_strdup ("");
-       } else {
-         gnome_rr_output_get_ids_from_edid (rr_output,
-                                            &o_vendor,
-                                            &o_product,
-                                            &o_serial);
-       }
-
-       values[0] = o_vendor;
-       values[1] = o_product;
-       values[2] = o_serial;
-       n_array = g_variant_new_strv ((const gchar * const *) &values, 3);
-       g_settings_set_value (tablet, "display", n_array);
-
-       g_free (o_vendor);
-       g_free (o_product);
-       g_free (o_serial);
-}
-
 static GsdWacomRotation
 get_rotation_wacom (GnomeRRRotation rotation)
 {
@@ -735,30 +653,6 @@ get_rotation_wacom (GnomeRRRotation rotation)
         g_assert_not_reached ();
 }
 
-void
-gsd_wacom_device_set_display (GsdWacomDevice *device,
-                              int             monitor)
-{
-       GError *error = NULL;
-       GnomeRRScreen *rr_screen;
-       GnomeRROutput *output = NULL;
-
-        g_return_if_fail (GSD_IS_WACOM_DEVICE (device));
-
-       rr_screen = gnome_rr_screen_new (gdk_screen_get_default (), &error);
-       if (rr_screen == NULL) {
-               g_warning ("Failed to create GnomeRRScreen: %s", error->message);
-               g_error_free (error);
-               return;
-       }
-
-       if (monitor > GSD_WACOM_SET_ALL_MONITORS)
-               output = find_output_by_monitor (rr_screen, gdk_screen_get_default (), monitor);
-       set_display_by_output (device, output);
-
-       g_object_unref (rr_screen);
-}
-
 static GnomeRROutput *
 find_output (GnomeRRScreen  *rr_screen,
             GsdWacomDevice *device)
@@ -779,34 +673,6 @@ find_output (GnomeRRScreen  *rr_screen,
        return rr_output;
 }
 
-static void
-calculate_transformation_matrix (const GdkRectangle mapped, const GdkRectangle desktop, float 
matrix[NUM_ELEMS_MATRIX])
-{
-       float x_scale = (float)mapped.x / desktop.width;
-       float y_scale = (float)mapped.y / desktop.height;
-       float width_scale  = (float)mapped.width / desktop.width;
-       float height_scale = (float)mapped.height / desktop.height;
-
-       matrix[0] = width_scale;
-       matrix[1] = 0.0f;
-       matrix[2] = x_scale;
-
-       matrix[3] = 0.0f;
-       matrix[4] = height_scale;
-       matrix[5] = y_scale;
-
-       matrix[6] = 0.0f;
-       matrix[7] = 0.0f;
-       matrix[8] = 1.0f;
-
-       g_debug ("Matrix is %f,%f,%f,%f,%f,%f,%f,%f,%f.",
-                matrix[0], matrix[1], matrix[2],
-                matrix[3], matrix[4], matrix[5],
-                matrix[6], matrix[7], matrix[8]);
-
-       return;
-}
-
 int
 gsd_wacom_device_get_display_monitor (GsdWacomDevice *device)
 {
@@ -856,38 +722,6 @@ gsd_wacom_device_get_display_monitor (GsdWacomDevice *device)
        return gdk_screen_get_monitor_at_point (gdk_screen_get_default (), area[0], area[1]);
 }
 
-gboolean
-gsd_wacom_device_get_display_matrix (GsdWacomDevice *device, float matrix[NUM_ELEMS_MATRIX])
-{
-       int monitor;
-       GdkRectangle display;
-       GdkRectangle desktop;
-       GdkScreen *screen = gdk_screen_get_default ();
-
-       matrix[0] = 1.0f;
-       matrix[1] = 0.0f;
-       matrix[2] = 0.0f;
-       matrix[3] = 0.0f;
-       matrix[4] = 1.0f;
-       matrix[5] = 0.0f;
-       matrix[6] = 0.0f;
-       matrix[7] = 0.0f;
-       matrix[8] = 1.0f;
-
-       monitor = gsd_wacom_device_get_display_monitor (device);
-       if (monitor < 0)
-               return FALSE;
-
-       desktop.x = 0;
-       desktop.y = 0;
-       desktop.width = gdk_screen_get_width (screen);
-       desktop.height = gdk_screen_get_height (screen);
-
-       gdk_screen_get_monitor_geometry (screen, monitor, &display);
-       calculate_transformation_matrix (display, desktop, matrix);
-       return TRUE;
-}
-
 GsdWacomRotation
 gsd_wacom_device_get_display_rotation (GsdWacomDevice *device)
 {
diff --git a/plugins/wacom/gsd-wacom-device.h b/plugins/wacom/gsd-wacom-device.h
index 5a04e84..7db4b47 100644
--- a/plugins/wacom/gsd-wacom-device.h
+++ b/plugins/wacom/gsd-wacom-device.h
@@ -26,8 +26,6 @@
 
 G_BEGIN_DECLS
 
-#define NUM_ELEMS_MATRIX 9
-
 #define GSD_TYPE_WACOM_DEVICE         (gsd_wacom_device_get_type ())
 #define GSD_WACOM_DEVICE(o)           (G_TYPE_CHECK_INSTANCE_CAST ((o), GSD_TYPE_WACOM_DEVICE, 
GsdWacomDevice))
 #define GSD_WACOM_DEVICE_CLASS(k)     (G_TYPE_CHECK_CLASS_CAST((k), GSD_TYPE_WACOM_DEVICE, 
GsdWacomDeviceClass))
@@ -144,11 +142,7 @@ typedef enum {
 
 GType gsd_wacom_device_get_type     (void);
 
-void     gsd_wacom_device_set_display         (GsdWacomDevice    *device,
-                                               int                monitor);
 gint     gsd_wacom_device_get_display_monitor (GsdWacomDevice *device);
-gboolean gsd_wacom_device_get_display_matrix  (GsdWacomDevice *device,
-                                               float           matrix[NUM_ELEMS_MATRIX]);
 GsdWacomRotation gsd_wacom_device_get_display_rotation (GsdWacomDevice *device);
 
 GsdWacomDevice * gsd_wacom_device_new              (GdkDevice *device);