static void
gimp_color_area_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
GimpColorArea *area = GIMP_COLOR_AREA (widget);
GimpRGB color;
guint16 *vals;
if (selection_data->length < 0)
return;
if ((selection_data->format != 16) ||
(selection_data->length != 8))
{
g_warning ("Received invalid color data");
return;
}
vals = (guint16 *)selection_data->data;
gimp_rgba_set (&color,
(gdouble) vals[0] / 0xffff,
(gdouble) vals[1] / 0xffff,
(gdouble) vals[2] / 0xffff,
(gdouble) vals[3] / 0xffff);
gimp_color_area_set_color (area, &color);
}
static void
gimp_color_area_drag_data_received (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
GtkSelectionData *selection_data,
guint info,
guint time)
{
GimpColorArea *area = GIMP_COLOR_AREA (widget);
const guint16 *vals;
GimpRGB color;
if (gtk_selection_data_get_length (selection_data) != 8 ||
gtk_selection_data_get_format (selection_data) != 16)
{
g_warning ("%s: received invalid color data", G_STRFUNC);
return;
}
vals = (const guint16 *) gtk_selection_data_get_data (selection_data);
gimp_rgba_set (&color,
(gdouble) vals[0] / 0xffff,
(gdouble) vals[1] / 0xffff,
(gdouble) vals[2] / 0xffff,
(gdouble) vals[3] / 0xffff);
gimp_color_area_set_color (area, &color);
}
static void
hue_saturation_update_color_areas (GimpHueSaturationTool *hs_tool)
{
static GimpRGB default_colors[6] =
{
{ 1.0, 0, 0, },
{ 1.0, 1.0, 0, },
{ 0, 1.0, 0, },
{ 0, 1.0, 1.0, },
{ 0, 0, 1.0, },
{ 1.0, 0, 1.0, }
};
gint i;
for (i = 0; i < 6; i++)
{
GimpRGB color = default_colors[i];
gimp_operation_hue_saturation_map (hs_tool->config, &color, i + 1,
&color);
gimp_color_area_set_color (GIMP_COLOR_AREA (hs_tool->hue_range_color_area[i]),
&color);
}
}
static void
gimp_color_history_color_changed (GtkWidget *widget,
gpointer data)
{
GimpRGB changed_color;
gint color_index;
GList *list;
gimp_color_area_get_color (GIMP_COLOR_AREA (widget), &changed_color);
color_index = GPOINTER_TO_INT (data);
color_history_set (color_index, &changed_color);
for (list = color_dialogs; list; list = g_list_next (list))
{
GimpColorDialog *dialog = list->data;
if (dialog->history[color_index] != widget)
{
g_signal_handlers_block_by_func (dialog->history[color_index],
gimp_color_history_color_changed,
data);
gimp_color_area_set_color
(GIMP_COLOR_AREA (dialog->history[color_index]), &changed_color);
g_signal_handlers_unblock_by_func (dialog->history[color_index],
gimp_color_history_color_changed,
data);
}
}
}
/**
* gimp_color_selection_set_old_color:
* @selection: A #GimpColorSelection widget.
* @color: The @color to set as old color.
*
* Sets the #GimpColorSelection's old color.
**/
void
gimp_color_selection_set_old_color (GimpColorSelection *selection,
const GimpRGB *color)
{
g_return_if_fail (GIMP_IS_COLOR_SELECTION (selection));
g_return_if_fail (color != NULL);
gimp_color_area_set_color (GIMP_COLOR_AREA (selection->old_color), color);
}
/**
* gimp_color_button_set_color:
* @button: Pointer to a #GimpColorButton.
* @color: Pointer to the new #GimpRGB color.
*
* Sets the @button to the given @color.
**/
void
gimp_color_button_set_color (GimpColorButton *button,
const GimpRGB *color)
{
g_return_if_fail (GIMP_IS_COLOR_BUTTON (button));
g_return_if_fail (color != NULL);
gimp_color_area_set_color (GIMP_COLOR_AREA (button->color_area), color);
g_object_notify (G_OBJECT (button), "color");
}
static void
gimp_color_picker_tool_info_update (GimpColorPickerTool *picker_tool,
GimpImageType sample_type,
const GimpRGB *color,
gint color_index)
{
gimp_color_area_set_color (GIMP_COLOR_AREA (picker_tool->color_area),
color);
gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame1),
sample_type, color, color_index);
gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame2),
sample_type, color, color_index);
/* don't use gtk_window_present() because it would focus the dialog */
if (gtk_widget_get_visible (picker_tool->dialog))
gdk_window_show (gtk_widget_get_window (picker_tool->dialog));
else
gtk_widget_show (picker_tool->dialog);
}
static void
gimp_color_history_add_clicked (GtkWidget *widget,
GimpColorDialog *dialog)
{
GimpRGB color;
gint shift_begin;
gint i;
gimp_color_selection_get_color (GIMP_COLOR_SELECTION (dialog->selection),
&color);
shift_begin = color_history_add (&color);
for (i = shift_begin; i >= 0; i--)
{
color_history_get (i, &color);
gimp_color_area_set_color (GIMP_COLOR_AREA (dialog->history[i]), &color);
}
}
static void
gimp_color_area_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
GimpColorArea *area = GIMP_COLOR_AREA (object);
GdkModifierType drag_mask;
switch (property_id)
{
case PROP_COLOR:
gimp_color_area_set_color (area, g_value_get_boxed (value));
break;
case PROP_TYPE:
gimp_color_area_set_type (area, g_value_get_enum (value));
break;
case PROP_DRAG_MASK:
drag_mask = g_value_get_flags (value) & (GDK_BUTTON1_MASK |
GDK_BUTTON2_MASK |
GDK_BUTTON3_MASK);
if (drag_mask)
gtk_drag_source_set (GTK_WIDGET (area),
drag_mask,
&target, 1,
GDK_ACTION_COPY | GDK_ACTION_MOVE);
break;
case PROP_DRAW_BORDER:
gimp_color_area_set_draw_border (area, g_value_get_boolean (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
}
}
static void
gimp_color_button_selection_changed (GtkWidget *selection,
GimpColorButton *button)
{
if (button->continuous_update)
{
GimpRGB color;
gimp_color_selection_get_color (GIMP_COLOR_SELECTION (selection), &color);
g_signal_handlers_block_by_func (button->color_area,
gimp_color_button_area_changed,
button);
gimp_color_area_set_color (GIMP_COLOR_AREA (button->color_area), &color);
g_signal_handlers_unblock_by_func (button->color_area,
gimp_color_button_area_changed,
button);
g_signal_emit (button, gimp_color_button_signals[COLOR_CHANGED], 0);
}
}
static void
gimp_color_history_palette_dirty (GimpPalette *palette,
GimpColorHistory *history)
{
gint i;
for (i = 0; i < history->history_size; i++)
{
GimpPaletteEntry *entry = gimp_palette_get_entry (palette, i);
GimpRGB black = { 0.0, 0.0, 0.0, 1.0 };
g_signal_handlers_block_by_func (history->color_areas[i],
gimp_color_history_color_changed,
GINT_TO_POINTER (i));
gimp_color_area_set_color (GIMP_COLOR_AREA (history->color_areas[i]),
entry ? &entry->color : &black);
g_signal_handlers_unblock_by_func (history->color_areas[i],
gimp_color_history_color_changed,
GINT_TO_POINTER (i));
}
}
static void
gimp_color_picker_tool_info_update (GimpColorPickerTool *picker_tool,
const Babl *sample_format,
const GimpRGB *color,
gint color_index)
{
GimpTool *tool = GIMP_TOOL (picker_tool);
gimp_tool_gui_set_shell (picker_tool->gui,
gimp_display_get_shell (tool->display));
gimp_tool_gui_set_viewable (picker_tool->gui,
GIMP_VIEWABLE (tool->drawable));
gimp_color_area_set_color (GIMP_COLOR_AREA (picker_tool->color_area),
color);
gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame1),
sample_format, color, color_index);
gimp_color_frame_set_color (GIMP_COLOR_FRAME (picker_tool->color_frame2),
sample_format, color, color_index);
gimp_tool_gui_show (picker_tool->gui);
}
static void
gimp_color_frame_update (GimpColorFrame *frame)
{
const gchar *names[GIMP_COLOR_FRAME_ROWS] = { NULL, };
gchar **values = NULL;
gboolean has_alpha;
gint i;
has_alpha = babl_format_has_alpha (frame->sample_format);
if (frame->sample_valid)
{
gimp_color_area_set_color (GIMP_COLOR_AREA (frame->color_area),
&frame->color);
}
switch (frame->frame_mode)
{
case GIMP_COLOR_FRAME_MODE_PIXEL:
{
GimpImageBaseType base_type;
base_type = gimp_babl_format_get_base_type (frame->sample_format);
if (frame->sample_valid)
{
const Babl *print_format = NULL;
guchar print_pixel[32];
switch (gimp_babl_format_get_precision (frame->sample_format))
{
case GIMP_PRECISION_U8_GAMMA:
if (babl_format_is_palette (frame->sample_format))
{
print_format = gimp_babl_format (GIMP_RGB,
GIMP_PRECISION_U8_GAMMA,
has_alpha);
break;
}
/* else fall thru */
case GIMP_PRECISION_U8_LINEAR:
case GIMP_PRECISION_U16_LINEAR:
case GIMP_PRECISION_U16_GAMMA:
case GIMP_PRECISION_U32_LINEAR:
case GIMP_PRECISION_U32_GAMMA:
case GIMP_PRECISION_FLOAT_LINEAR:
case GIMP_PRECISION_FLOAT_GAMMA:
case GIMP_PRECISION_DOUBLE_LINEAR:
case GIMP_PRECISION_DOUBLE_GAMMA:
print_format = frame->sample_format;
break;
case GIMP_PRECISION_HALF_GAMMA:
print_format = gimp_babl_format (base_type,
GIMP_PRECISION_FLOAT_GAMMA,
has_alpha);
break;
case GIMP_PRECISION_HALF_LINEAR:
print_format = gimp_babl_format (base_type,
GIMP_PRECISION_FLOAT_LINEAR,
has_alpha);
break;
}
if (frame->sample_average)
{
/* FIXME: this is broken: can't use the averaged sRGB GimpRGB
* value for displaying pixel values when color management
* is enabled
*/
gimp_rgba_get_pixel (&frame->color, print_format, print_pixel);
}
else
{
babl_process (babl_fish (frame->sample_format, print_format),
frame->pixel, print_pixel, 1);
}
values = gimp_babl_print_pixel (print_format, print_pixel);
}
if (base_type == GIMP_GRAY)
{
names[0] = _("Value:");
if (has_alpha)
names[1] = _("Alpha:");
}
else
{
names[0] = _("Red:");
names[1] = _("Green:");
names[2] = _("Blue:");
if (has_alpha)
names[3] = _("Alpha:");
if (babl_format_is_palette (frame->sample_format))
{
names[4] = _("Index:");
if (frame->sample_valid)
{
gchar **v = g_new0 (gchar *, 6);
gchar **tmp = values;
memcpy (v, values, 4 * sizeof (gchar *));
values = v;
g_free (tmp);
if (! frame->sample_average)
values[4] = g_strdup_printf ("%d", frame->pixel[0]);
}
}
}
}
static void
gimp_color_selection_update (GimpColorSelection *selection,
UpdateType update)
{
if (update & UPDATE_NOTEBOOK)
{
g_signal_handlers_block_by_func (selection->notebook,
gimp_color_selection_notebook_changed,
selection);
gimp_color_selector_set_color (GIMP_COLOR_SELECTOR (selection->notebook),
&selection->rgb,
&selection->hsv);
g_signal_handlers_unblock_by_func (selection->notebook,
gimp_color_selection_notebook_changed,
selection);
}
if (update & UPDATE_SCALES)
{
g_signal_handlers_block_by_func (selection->scales,
gimp_color_selection_scales_changed,
selection);
gimp_color_selector_set_color (GIMP_COLOR_SELECTOR (selection->scales),
&selection->rgb,
&selection->hsv);
g_signal_handlers_unblock_by_func (selection->scales,
gimp_color_selection_scales_changed,
selection);
}
if (update & UPDATE_ENTRY)
{
GimpColorHexEntry *entry;
entry = g_object_get_data (G_OBJECT (selection), "color-hex-entry");
g_signal_handlers_block_by_func (entry,
gimp_color_selection_entry_changed,
selection);
gimp_color_hex_entry_set_color (entry, &selection->rgb);
g_signal_handlers_unblock_by_func (entry,
gimp_color_selection_entry_changed,
selection);
}
if (update & UPDATE_COLOR)
{
g_signal_handlers_block_by_func (selection->new_color,
gimp_color_selection_new_color_changed,
selection);
gimp_color_area_set_color (GIMP_COLOR_AREA (selection->new_color),
&selection->rgb);
g_signal_handlers_unblock_by_func (selection->new_color,
gimp_color_selection_new_color_changed,
selection);
}
}
static void
gimp_action_set_proxy (GimpAction *action,
GtkWidget *proxy)
{
if (! GTK_IS_IMAGE_MENU_ITEM (proxy))
return;
if (action->color)
{
GtkWidget *area;
area = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_COLOR_AREA (area))
{
gimp_color_area_set_color (GIMP_COLOR_AREA (area), action->color);
}
else
{
gint width, height;
area = gimp_color_area_new (action->color,
GIMP_COLOR_AREA_SMALL_CHECKS, 0);
gimp_color_area_set_draw_border (GIMP_COLOR_AREA (area), TRUE);
gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (proxy),
GTK_ICON_SIZE_MENU,
&width, &height);
gtk_widget_set_size_request (area, width, height);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), area);
gtk_widget_show (area);
}
}
else if (action->viewable)
{
GtkWidget *view;
view = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_VIEW (view) &&
g_type_is_a (G_TYPE_FROM_INSTANCE (action->viewable),
GIMP_VIEW (view)->renderer->viewable_type))
{
gimp_view_set_viewable (GIMP_VIEW (view), action->viewable);
}
else
{
GtkIconSize size;
gint width, height;
gint border_width;
if (GIMP_IS_IMAGEFILE (action->viewable))
{
size = GTK_ICON_SIZE_LARGE_TOOLBAR;
border_width = 0;
}
else
{
size = GTK_ICON_SIZE_MENU;
border_width = 1;
}
gtk_icon_size_lookup_for_settings (gtk_widget_get_settings (proxy),
size, &width, &height);
view = gimp_view_new_full (action->context, action->viewable,
width, height, border_width,
FALSE, FALSE, FALSE);
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), view);
gtk_widget_show (view);
}
}
else
{
GtkWidget *image;
image = gtk_image_menu_item_get_image (GTK_IMAGE_MENU_ITEM (proxy));
if (GIMP_IS_VIEW (image) || GIMP_IS_COLOR_AREA (image))
{
gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (proxy), NULL);
g_object_notify (G_OBJECT (action), "stock-id");
}
}
{
GtkWidget *child = gtk_bin_get_child (GTK_BIN (proxy));
if (GTK_IS_LABEL (child))
{
GtkLabel *label = GTK_LABEL (child);
gtk_label_set_ellipsize (label, action->ellipsize);
gtk_label_set_max_width_chars (label, action->max_width_chars);
}
}
}
