static cmsHPROFILE
cdisplay_lcms_get_rgb_profile (CdisplayLcms *lcms)
{
GimpColorConfig *config;
GimpColorManaged *managed;
cmsHPROFILE profile = NULL;
managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
if (managed)
{
gsize len;
const guint8 *data = gimp_color_managed_get_icc_profile (managed, &len);
if (data)
profile = cmsOpenProfileFromMem ((gpointer) data, len);
if (profile &&
! cdisplay_lcms_profile_is_rgb (profile))
{
cmsCloseProfile (profile);
profile = NULL;
}
}
if (! profile)
{
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
if (config->rgb_profile)
profile = cmsOpenProfileFromFile (config->rgb_profile, "r");
}
return profile;
}
static void
cdisplay_lcms_update_profile_label (CdisplayLcms *lcms,
const gchar *name)
{
GimpColorConfig *config;
GimpColorManaged *managed;
GtkWidget *label;
GimpColorProfile *profile = NULL;
const gchar *text;
const gchar *tooltip;
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
label = g_object_get_data (G_OBJECT (lcms), name);
if (! label)
return;
if (strcmp (name, "rgb-profile") == 0)
{
profile = gimp_color_managed_get_color_profile (managed);
if (profile)
g_object_ref (profile);
}
else if (g_str_has_prefix (name, "display-profile"))
{
profile = cdisplay_lcms_get_display_profile (lcms);
}
else if (strcmp (name, "printer-profile") == 0)
{
profile = gimp_color_config_get_simulation_color_profile (config, NULL);
}
else
{
g_return_if_reached ();
}
if (profile)
{
text = gimp_color_profile_get_label (profile);
tooltip = gimp_color_profile_get_summary (profile);
}
else
{
text = _("None");
tooltip = NULL;
}
gtk_label_set_text (GTK_LABEL (label), text);
gimp_help_set_help_data (label, tooltip, NULL);
if (profile)
g_object_unref (profile);
}
static GdkScreen *
cdisplay_lcms_get_screen (CdisplayLcms *lcms,
gint *monitor)
{
GimpColorManaged *managed;
GdkScreen *screen;
managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
if (GTK_IS_WIDGET (managed))
screen = gtk_widget_get_screen (GTK_WIDGET (managed));
else
screen = gdk_screen_get_default ();
g_return_val_if_fail (GDK_IS_SCREEN (screen), NULL);
if (GTK_IS_WIDGET (managed) && gtk_widget_get_window (GTK_WIDGET (managed)))
{
GtkWidget *widget = GTK_WIDGET (managed);
*monitor = gdk_screen_get_monitor_at_window (screen,
gtk_widget_get_window (widget));
}
else
{
*monitor = 0;
}
return screen;
}
static void
cdisplay_proof_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
CdisplayProof *proof = CDISPLAY_PROOF (object);
switch (property_id)
{
case PROP_INTENT:
proof->intent = g_value_get_enum (value);
break;
case PROP_BPC:
proof->bpc = g_value_get_boolean (value);
break;
case PROP_PROFILE:
g_free (proof->profile);
proof->profile = g_value_dup_string (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
gimp_color_display_changed (GIMP_COLOR_DISPLAY (proof));
}
static void
cdisplay_gamma_set_gamma (CdisplayGamma *gamma,
gdouble value)
{
if (value <= 0.0)
value = 1.0;
if (value != gamma->gamma)
{
gdouble one_over_gamma = 1.0 / value;
gint i;
gamma->gamma = value;
for (i = 0; i < 256; i++)
{
gdouble ind = (gdouble) i / 255.0;
gamma->lookup[i] = (guchar) (gint) (255 * pow (ind, one_over_gamma));
}
g_object_notify (G_OBJECT (gamma), "gamma");
gimp_color_display_changed (GIMP_COLOR_DISPLAY (gamma));
}
}
static cmsHPROFILE
cdisplay_lcms_get_printer_profile (CdisplayLcms *lcms)
{
GimpColorConfig *config;
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
if (config->printer_profile)
return cmsOpenProfileFromFile (config->printer_profile, "r");
return NULL;
}
static GimpColorDisplay *
cdisplay_colorblind_clone (GimpColorDisplay *display)
{
CdisplayColorblind *colorblind = CDISPLAY_COLORBLIND (display);
CdisplayColorblind *copy;
copy = CDISPLAY_COLORBLIND (gimp_color_display_new (G_TYPE_FROM_INSTANCE (colorblind)));
copy->deficiency = colorblind->deficiency;
return GIMP_COLOR_DISPLAY (copy);
}
static GimpColorProfile *
cdisplay_lcms_get_display_profile (CdisplayLcms *lcms)
{
GimpColorConfig *config;
GimpColorManaged *managed;
GtkWidget *widget = NULL;
GimpColorProfile *profile = NULL;
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
managed = gimp_color_display_get_managed (GIMP_COLOR_DISPLAY (lcms));
if (GTK_IS_WIDGET (managed))
widget = gtk_widget_get_toplevel (GTK_WIDGET (managed));
if (gimp_color_config_get_display_profile_from_gdk (config))
profile = gimp_widget_get_color_profile (widget);
if (! profile)
profile = gimp_color_config_get_display_color_profile (config, NULL);
return profile;
}
static void
cdisplay_gamma_set_gamma (CdisplayGamma *gamma,
gdouble value)
{
if (value <= 0.0)
value = 1.0;
if (value != gamma->gamma)
{
gamma->gamma = value;
g_object_notify (G_OBJECT (gamma), "gamma");
gimp_color_display_changed (GIMP_COLOR_DISPLAY (gamma));
}
}
static cmsHPROFILE
cdisplay_lcms_get_display_profile (CdisplayLcms *lcms)
{
GimpColorConfig *config;
cmsHPROFILE profile = NULL;
config = gimp_color_display_get_config (GIMP_COLOR_DISPLAY (lcms));
#if defined GDK_WINDOWING_X11
if (config->display_profile_from_gdk)
{
GdkScreen *screen;
GdkAtom type = GDK_NONE;
gint format = 0;
gint nitems = 0;
gint monitor = 0;
gchar *atom_name;
guchar *data = NULL;
screen = cdisplay_lcms_get_screen (lcms, &monitor);
if (monitor > 0)
atom_name = g_strdup_printf ("_ICC_PROFILE_%d", monitor);
else
atom_name = g_strdup ("_ICC_PROFILE");
if (gdk_property_get (gdk_screen_get_root_window (screen),
gdk_atom_intern (atom_name, FALSE),
GDK_NONE,
0, 64 * 1024 * 1024, FALSE,
&type, &format, &nitems, &data) && nitems > 0)
{
profile = cmsOpenProfileFromMem (data, nitems);
g_free (data);
}
g_free (atom_name);
}
#elif defined GDK_WINDOWING_QUARTZ
if (config->display_profile_from_gdk)
{
CMProfileRef prof = NULL;
gint monitor = 0;
cdisplay_lcms_get_screen (lcms, &monitor);
CMGetProfileByAVID (monitor, &prof);
if (prof)
{
CFDataRef data;
data = CMProfileCopyICCData (NULL, prof);
CMCloseProfile (prof);
if (data)
{
UInt8 *buffer = g_malloc (CFDataGetLength (data));
/* We cannot use CFDataGetBytesPtr(), because that returns
* a const pointer where cmsOpenProfileFromMem wants a
* non-const pointer.
*/
CFDataGetBytes (data, CFRangeMake (0, CFDataGetLength (data)),
buffer);
profile = cmsOpenProfileFromMem (buffer, CFDataGetLength (data));
g_free (buffer);
CFRelease (data);
}
}
}
#elif defined G_OS_WIN32
if (config->display_profile_from_gdk)
{
HDC hdc = GetDC (NULL);
if (hdc)
{
gchar *path;
gint32 len = 0;
GetICMProfile (hdc, &len, NULL);
path = g_new (gchar, len);
if (GetICMProfile (hdc, &len, path))
profile = cmsOpenProfileFromFile (path, "r");
g_free (path);
ReleaseDC (NULL, hdc);
}
}
#endif
if (! profile && config->display_profile)
profile = cmsOpenProfileFromFile (config->display_profile, "r");
return profile;
}
