summaryrefslogtreecommitdiffstats
path: root/app/widgets/gimpcolormapeditor.c
diff options
context:
space:
mode:
Diffstat (limited to 'app/widgets/gimpcolormapeditor.c')
-rw-r--r--app/widgets/gimpcolormapeditor.c826
1 files changed, 826 insertions, 0 deletions
diff --git a/app/widgets/gimpcolormapeditor.c b/app/widgets/gimpcolormapeditor.c
new file mode 100644
index 0000000..4ab5ec6
--- /dev/null
+++ b/app/widgets/gimpcolormapeditor.c
@@ -0,0 +1,826 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gegl.h>
+#include <gtk/gtk.h>
+
+#include "libgimpcolor/gimpcolor.h"
+#include "libgimpmath/gimpmath.h"
+#include "libgimpwidgets/gimpwidgets.h"
+
+#include "widgets-types.h"
+
+#include "core/gimp.h"
+#include "core/gimpcontext.h"
+#include "core/gimpcontainer.h"
+#include "core/gimpimage.h"
+#include "core/gimpimage-colormap.h"
+#include "core/gimpmarshal.h"
+#include "core/gimppalette.h"
+#include "core/gimpprojection.h"
+
+#include "gimpcolordialog.h"
+#include "gimpcolormapeditor.h"
+#include "gimpdialogfactory.h"
+#include "gimpdnd.h"
+#include "gimpdocked.h"
+#include "gimpmenufactory.h"
+#include "gimppaletteview.h"
+#include "gimpuimanager.h"
+#include "gimpviewrendererpalette.h"
+#include "gimpwidgets-utils.h"
+
+#include "gimp-intl.h"
+
+
+#define BORDER 6
+#define RGB_EPSILON 1e-6
+
+#define HAVE_COLORMAP(image) \
+ (image != NULL && \
+ gimp_image_get_base_type (image) == GIMP_INDEXED && \
+ gimp_image_get_colormap (image) != NULL)
+
+
+static void gimp_colormap_editor_docked_iface_init (GimpDockedInterface *face);
+
+static void gimp_colormap_editor_constructed (GObject *object);
+static void gimp_colormap_editor_dispose (GObject *object);
+static void gimp_colormap_editor_finalize (GObject *object);
+
+static void gimp_colormap_editor_unmap (GtkWidget *widget);
+
+static void gimp_colormap_editor_set_image (GimpImageEditor *editor,
+ GimpImage *image);
+
+static void gimp_colormap_editor_set_context (GimpDocked *docked,
+ GimpContext *context);
+
+static PangoLayout *
+ gimp_colormap_editor_create_layout (GtkWidget *widget);
+
+static void gimp_colormap_editor_update_entries (GimpColormapEditor *editor);
+
+static gboolean gimp_colormap_preview_expose (GtkWidget *widget,
+ GdkEventExpose *event,
+ GimpColormapEditor *editor);
+
+static void gimp_colormap_editor_entry_clicked (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GdkModifierType state,
+ GimpColormapEditor *editor);
+static void gimp_colormap_editor_entry_selected (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor);
+static void gimp_colormap_editor_entry_activated (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor);
+static void gimp_colormap_editor_entry_context (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor);
+static void gimp_colormap_editor_color_dropped (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ const GimpRGB *color,
+ GimpColormapEditor *editor);
+
+static void gimp_colormap_adjustment_changed (GtkAdjustment *adjustment,
+ GimpColormapEditor *editor);
+static void gimp_colormap_hex_entry_changed (GimpColorHexEntry *entry,
+ GimpColormapEditor *editor);
+
+static void gimp_colormap_image_mode_changed (GimpImage *image,
+ GimpColormapEditor *editor);
+static void gimp_colormap_image_colormap_changed (GimpImage *image,
+ gint ncol,
+ GimpColormapEditor *editor);
+
+static void gimp_colormap_editor_edit_color_update
+ (GimpColorDialog *dialog,
+ const GimpRGB *color,
+ GimpColorDialogState state,
+ GimpColormapEditor *editor);
+
+
+G_DEFINE_TYPE_WITH_CODE (GimpColormapEditor, gimp_colormap_editor,
+ GIMP_TYPE_IMAGE_EDITOR,
+ G_IMPLEMENT_INTERFACE (GIMP_TYPE_DOCKED,
+ gimp_colormap_editor_docked_iface_init))
+
+#define parent_class gimp_colormap_editor_parent_class
+
+static GimpDockedInterface *parent_docked_iface = NULL;
+
+
+static void
+gimp_colormap_editor_class_init (GimpColormapEditorClass* klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
+ GimpImageEditorClass *image_editor_class = GIMP_IMAGE_EDITOR_CLASS (klass);
+
+ object_class->constructed = gimp_colormap_editor_constructed;
+ object_class->dispose = gimp_colormap_editor_dispose;
+ object_class->finalize = gimp_colormap_editor_finalize;
+
+ widget_class->unmap = gimp_colormap_editor_unmap;
+
+ image_editor_class->set_image = gimp_colormap_editor_set_image;
+}
+
+static void
+gimp_colormap_editor_docked_iface_init (GimpDockedInterface *iface)
+{
+ parent_docked_iface = g_type_interface_peek_parent (iface);
+
+ if (! parent_docked_iface)
+ parent_docked_iface = g_type_default_interface_peek (GIMP_TYPE_DOCKED);
+
+ iface->set_context = gimp_colormap_editor_set_context;
+}
+
+static void
+gimp_colormap_editor_init (GimpColormapEditor *editor)
+{
+ GtkWidget *frame;
+ GtkWidget *table;
+
+ frame = gtk_frame_new (NULL);
+ gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
+ gtk_box_pack_start (GTK_BOX (editor), frame, TRUE, TRUE, 0);
+ gtk_widget_show (frame);
+
+ editor->view = gimp_view_new_full_by_types (NULL,
+ GIMP_TYPE_PALETTE_VIEW,
+ GIMP_TYPE_PALETTE,
+ 1, 1, 0,
+ FALSE, TRUE, FALSE);
+ gimp_view_set_expand (GIMP_VIEW (editor->view), TRUE);
+ gtk_container_add (GTK_CONTAINER (frame), editor->view);
+ gtk_widget_show (editor->view);
+
+ g_signal_connect (editor->view, "expose-event",
+ G_CALLBACK (gimp_colormap_preview_expose),
+ editor);
+
+ g_signal_connect (editor->view, "entry-clicked",
+ G_CALLBACK (gimp_colormap_editor_entry_clicked),
+ editor);
+ g_signal_connect (editor->view, "entry-selected",
+ G_CALLBACK (gimp_colormap_editor_entry_selected),
+ editor);
+ g_signal_connect (editor->view, "entry-activated",
+ G_CALLBACK (gimp_colormap_editor_entry_activated),
+ editor);
+ g_signal_connect (editor->view, "entry-context",
+ G_CALLBACK (gimp_colormap_editor_entry_context),
+ editor);
+ g_signal_connect (editor->view, "color-dropped",
+ G_CALLBACK (gimp_colormap_editor_color_dropped),
+ editor);
+
+ /* Some helpful hints */
+ table = gtk_table_new (2, 2, FALSE);
+ gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
+ gtk_table_set_row_spacing (GTK_TABLE (table), 0, 2);
+ gtk_box_pack_end (GTK_BOX (editor), table, FALSE, FALSE, 0);
+ gtk_widget_show (table);
+
+ editor->index_adjustment = (GtkAdjustment *)
+ gtk_adjustment_new (0, 0, 0, 1, 10, 0);
+ editor->index_spinbutton = gimp_spin_button_new (editor->index_adjustment,
+ 1.0, 0);
+ gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (editor->index_spinbutton),
+ TRUE);
+
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
+ _("Color index:"), 0.0, 0.5,
+ editor->index_spinbutton, 1, TRUE);
+
+ g_signal_connect (editor->index_adjustment, "value-changed",
+ G_CALLBACK (gimp_colormap_adjustment_changed),
+ editor);
+
+ editor->color_entry = gimp_color_hex_entry_new ();
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
+ _("HTML notation:"), 0.0, 0.5,
+ editor->color_entry, 1, TRUE);
+
+ g_signal_connect (editor->color_entry, "color-changed",
+ G_CALLBACK (gimp_colormap_hex_entry_changed),
+ editor);
+}
+
+static void
+gimp_colormap_editor_constructed (GObject *object)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (object);
+ GdkModifierType extend_mask;
+ GdkModifierType modify_mask;
+
+ G_OBJECT_CLASS (parent_class)->constructed (object);
+
+ extend_mask = gtk_widget_get_modifier_mask (GTK_WIDGET (object),
+ GDK_MODIFIER_INTENT_EXTEND_SELECTION);
+ modify_mask = gtk_widget_get_modifier_mask (GTK_WIDGET (object),
+ GDK_MODIFIER_INTENT_MODIFY_SELECTION);
+
+ gimp_editor_add_action_button (GIMP_EDITOR (editor), "colormap",
+ "colormap-edit-color",
+ NULL);
+
+ gimp_editor_add_action_button (GIMP_EDITOR (editor), "colormap",
+ "colormap-add-color-from-fg",
+ "colormap-add-color-from-bg",
+ gimp_get_toggle_behavior_mask (),
+ NULL);
+
+ gimp_editor_add_action_button (GIMP_EDITOR (editor), "colormap",
+ "colormap-selection-replace",
+ "colormap-selection-add",
+ extend_mask,
+ "colormap-selection-subtract",
+ modify_mask,
+ "colormap-selection-intersect",
+ extend_mask | modify_mask,
+ NULL);
+}
+
+static void
+gimp_colormap_editor_dispose (GObject *object)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (object);
+
+ g_clear_pointer (&editor->color_dialog, gtk_widget_destroy);
+
+ G_OBJECT_CLASS (parent_class)->dispose (object);
+}
+
+static void
+gimp_colormap_editor_finalize (GObject *object)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (object);
+
+ g_clear_object (&editor->layout);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static void
+gimp_colormap_editor_unmap (GtkWidget *widget)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (widget);
+
+ if (editor->color_dialog)
+ gtk_widget_hide (editor->color_dialog);
+
+ GTK_WIDGET_CLASS (parent_class)->unmap (widget);
+}
+
+static void
+gimp_colormap_editor_set_image (GimpImageEditor *image_editor,
+ GimpImage *image)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (image_editor);
+
+ if (image_editor->image)
+ {
+ g_signal_handlers_disconnect_by_func (image_editor->image,
+ gimp_colormap_image_mode_changed,
+ editor);
+ g_signal_handlers_disconnect_by_func (image_editor->image,
+ gimp_colormap_image_colormap_changed,
+ editor);
+
+ if (editor->color_dialog)
+ gtk_widget_hide (editor->color_dialog);
+
+ if (! HAVE_COLORMAP (image))
+ {
+ gtk_adjustment_set_upper (editor->index_adjustment, 0);
+
+ if (gtk_widget_get_mapped (GTK_WIDGET (editor)))
+ gimp_view_set_viewable (GIMP_VIEW (editor->view), NULL);
+ }
+ }
+
+ GIMP_IMAGE_EDITOR_CLASS (parent_class)->set_image (image_editor, image);
+
+ editor->col_index = 0;
+
+ if (image)
+ {
+ g_signal_connect (image, "mode-changed",
+ G_CALLBACK (gimp_colormap_image_mode_changed),
+ editor);
+ g_signal_connect (image, "colormap-changed",
+ G_CALLBACK (gimp_colormap_image_colormap_changed),
+ editor);
+
+ if (HAVE_COLORMAP (image))
+ {
+ gimp_view_set_viewable (GIMP_VIEW (editor->view),
+ GIMP_VIEWABLE (gimp_image_get_colormap_palette (image)));
+
+ gtk_adjustment_set_upper (editor->index_adjustment,
+ gimp_image_get_colormap_size (image) - 1);
+ }
+ }
+
+ gimp_colormap_editor_update_entries (editor);
+}
+
+static void
+gimp_colormap_editor_set_context (GimpDocked *docked,
+ GimpContext *context)
+{
+ GimpColormapEditor *editor = GIMP_COLORMAP_EDITOR (docked);
+
+ parent_docked_iface->set_context (docked, context);
+
+ gimp_view_renderer_set_context (GIMP_VIEW (editor->view)->renderer,
+ context);
+}
+
+
+/* public functions */
+
+GtkWidget *
+gimp_colormap_editor_new (GimpMenuFactory *menu_factory)
+{
+ g_return_val_if_fail (GIMP_IS_MENU_FACTORY (menu_factory), NULL);
+
+ return g_object_new (GIMP_TYPE_COLORMAP_EDITOR,
+ "menu-factory", menu_factory,
+ "menu-identifier", "<Colormap>",
+ "ui-path", "/colormap-popup",
+ NULL);
+}
+
+void
+gimp_colormap_editor_edit_color (GimpColormapEditor *editor)
+{
+ GimpImage *image;
+ const guchar *colormap;
+ GimpRGB color;
+ gchar *desc;
+ gint index;
+
+ g_return_if_fail (GIMP_IS_COLORMAP_EDITOR (editor));
+
+ image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (! HAVE_COLORMAP (image))
+ return;
+
+ index = editor->col_index;
+
+ colormap = gimp_image_get_colormap (image);
+
+ gimp_rgba_set_uchar (&color,
+ colormap[index * 3],
+ colormap[index * 3 + 1],
+ colormap[index * 3 + 2],
+ 255);
+
+ desc = g_strdup_printf (_("Edit colormap entry #%d"), index);
+
+ if (! editor->color_dialog)
+ {
+ editor->color_dialog =
+ gimp_color_dialog_new (GIMP_VIEWABLE (image),
+ GIMP_IMAGE_EDITOR (editor)->context,
+ _("Edit Colormap Entry"),
+ GIMP_ICON_COLORMAP,
+ desc,
+ GTK_WIDGET (editor),
+ gimp_dialog_factory_get_singleton (),
+ "gimp-colormap-editor-color-dialog",
+ (const GimpRGB *) &color,
+ TRUE, FALSE);
+
+ g_signal_connect (editor->color_dialog, "destroy",
+ G_CALLBACK (gtk_widget_destroyed),
+ &editor->color_dialog);
+
+ g_signal_connect (editor->color_dialog, "update",
+ G_CALLBACK (gimp_colormap_editor_edit_color_update),
+ editor);
+ }
+ else
+ {
+ gimp_viewable_dialog_set_viewable (GIMP_VIEWABLE_DIALOG (editor->color_dialog),
+ GIMP_VIEWABLE (image),
+ GIMP_IMAGE_EDITOR (editor)->context);
+ g_object_set (editor->color_dialog, "description", desc, NULL);
+ gimp_color_dialog_set_color (GIMP_COLOR_DIALOG (editor->color_dialog),
+ &color);
+
+ if (! gtk_widget_get_visible (editor->color_dialog))
+ gimp_dialog_factory_position_dialog (gimp_dialog_factory_get_singleton (),
+ "gimp-colormap-editor-color-dialog",
+ editor->color_dialog,
+ gtk_widget_get_screen (GTK_WIDGET (editor)),
+ gimp_widget_get_monitor (GTK_WIDGET (editor)));
+ }
+
+ g_free (desc);
+
+ gtk_window_present (GTK_WINDOW (editor->color_dialog));
+}
+
+gint
+gimp_colormap_editor_get_index (GimpColormapEditor *editor,
+ const GimpRGB *search)
+{
+ GimpImage *image;
+ gint index;
+
+ g_return_val_if_fail (GIMP_IS_COLORMAP_EDITOR (editor), 0);
+
+ image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (! HAVE_COLORMAP (image))
+ return -1;
+
+ index = editor->col_index;
+
+ if (search)
+ {
+ GimpRGB temp;
+
+ gimp_image_get_colormap_entry (image, index, &temp);
+
+ if (gimp_rgb_distance (&temp, search) > RGB_EPSILON)
+ {
+ gint n_colors = gimp_image_get_colormap_size (image);
+ gint i;
+
+ for (i = 0; i < n_colors; i++)
+ {
+ gimp_image_get_colormap_entry (image, i, &temp);
+
+ if (gimp_rgb_distance (&temp, search) < RGB_EPSILON)
+ {
+ index = i;
+ break;
+ }
+ }
+ }
+ }
+
+ return index;
+}
+
+gboolean
+gimp_colormap_editor_set_index (GimpColormapEditor *editor,
+ gint index,
+ GimpRGB *color)
+{
+ GimpImage *image;
+ gint size;
+
+ g_return_val_if_fail (GIMP_IS_COLORMAP_EDITOR (editor), FALSE);
+
+ image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (! HAVE_COLORMAP (image))
+ return FALSE;
+
+ size = gimp_image_get_colormap_size (image);
+
+ if (size < 1)
+ return FALSE;
+
+ index = CLAMP (index, 0, size - 1);
+
+ if (index != editor->col_index)
+ {
+ GimpPalette *palette = gimp_image_get_colormap_palette (image);
+
+ editor->col_index = index;
+
+ gimp_palette_view_select_entry (GIMP_PALETTE_VIEW (editor->view),
+ gimp_palette_get_entry (palette, index));
+
+ gimp_colormap_editor_update_entries (editor);
+ }
+
+ if (color)
+ gimp_image_get_colormap_entry (GIMP_IMAGE_EDITOR (editor)->image,
+ index, color);
+
+ return TRUE;
+}
+
+gint
+gimp_colormap_editor_max_index (GimpColormapEditor *editor)
+{
+ GimpImage *image;
+
+ g_return_val_if_fail (GIMP_IS_COLORMAP_EDITOR (editor), -1);
+
+ image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (! HAVE_COLORMAP (image))
+ return -1;
+
+ return MAX (0, gimp_image_get_colormap_size (image) - 1);
+}
+
+
+/* private functions */
+
+static PangoLayout *
+gimp_colormap_editor_create_layout (GtkWidget *widget)
+{
+ PangoLayout *layout;
+ PangoAttrList *attrs;
+ PangoAttribute *attr;
+
+ layout = gtk_widget_create_pango_layout (widget,
+ _("Only indexed images have "
+ "a colormap."));
+
+ pango_layout_set_alignment (layout, PANGO_ALIGN_CENTER);
+
+ attrs = pango_attr_list_new ();
+
+ attr = pango_attr_style_new (PANGO_STYLE_ITALIC);
+ attr->start_index = 0;
+ attr->end_index = -1;
+ pango_attr_list_insert (attrs, attr);
+
+ pango_layout_set_attributes (layout, attrs);
+ pango_attr_list_unref (attrs);
+
+ return layout;
+}
+
+static gboolean
+gimp_colormap_preview_expose (GtkWidget *widget,
+ GdkEventExpose *event,
+ GimpColormapEditor *editor)
+{
+ GimpImageEditor *image_editor = GIMP_IMAGE_EDITOR (editor);
+ GtkStyle *style;
+ cairo_t *cr;
+ GtkAllocation allocation;
+ gint width, height;
+ gint y;
+
+ if (image_editor->image == NULL ||
+ gimp_image_get_base_type (image_editor->image) == GIMP_INDEXED)
+ return FALSE;
+
+ cr = gdk_cairo_create (event->window);
+ gdk_cairo_region (cr, event->region);
+ cairo_clip (cr);
+
+ style = gtk_widget_get_style (widget);
+ gdk_cairo_set_source_color (cr, &style->fg[gtk_widget_get_state (widget)]);
+
+ gtk_widget_get_allocation (widget, &allocation);
+
+ if (! gtk_widget_get_has_window (widget))
+ cairo_translate (cr, allocation.x, allocation.y);
+
+ if (! editor->layout)
+ editor->layout = gimp_colormap_editor_create_layout (editor->view);
+
+ pango_layout_set_width (editor->layout,
+ PANGO_SCALE * (allocation.width - 2 * BORDER));
+
+ pango_layout_get_pixel_size (editor->layout, &width, &height);
+
+ y = (allocation.height - height) / 2;
+
+ cairo_move_to (cr, BORDER, MAX (y, 0));
+ pango_cairo_show_layout (cr, editor->layout);
+
+ cairo_destroy (cr);
+
+ return TRUE;
+}
+
+static void
+gimp_colormap_editor_update_entries (GimpColormapEditor *editor)
+{
+ GimpImage *image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (! HAVE_COLORMAP (image) ||
+ ! gimp_image_get_colormap_size (image))
+ {
+ gtk_widget_set_sensitive (editor->index_spinbutton, FALSE);
+ gtk_widget_set_sensitive (editor->color_entry, FALSE);
+
+ gtk_adjustment_set_value (editor->index_adjustment, 0);
+ gtk_entry_set_text (GTK_ENTRY (editor->color_entry), "");
+ }
+ else
+ {
+ const guchar *colormap = gimp_image_get_colormap (image);
+ const guchar *col;
+ gchar *string;
+
+ gtk_adjustment_set_value (editor->index_adjustment, editor->col_index);
+
+ col = colormap + editor->col_index * 3;
+
+ string = g_strdup_printf ("%02x%02x%02x", col[0], col[1], col[2]);
+ gtk_entry_set_text (GTK_ENTRY (editor->color_entry), string);
+ g_free (string);
+
+ gtk_widget_set_sensitive (editor->index_spinbutton, TRUE);
+ gtk_widget_set_sensitive (editor->color_entry, TRUE);
+ }
+}
+
+static void
+gimp_colormap_editor_entry_clicked (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GdkModifierType state,
+ GimpColormapEditor *editor)
+{
+ GimpImageEditor *image_editor = GIMP_IMAGE_EDITOR (editor);
+
+ gimp_colormap_editor_set_index (editor, entry->position, NULL);
+
+ if (state & gimp_get_toggle_behavior_mask ())
+ gimp_context_set_background (image_editor->context, &entry->color);
+ else
+ gimp_context_set_foreground (image_editor->context, &entry->color);
+}
+
+static void
+gimp_colormap_editor_entry_selected (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor)
+{
+ gint index = entry ? entry->position : 0;
+
+ gimp_colormap_editor_set_index (editor, index, NULL);
+}
+
+static void
+gimp_colormap_editor_entry_activated (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor)
+{
+ gimp_colormap_editor_set_index (editor, entry->position, NULL);
+
+ gimp_ui_manager_activate_action (gimp_editor_get_ui_manager (GIMP_EDITOR (editor)),
+ "colormap",
+ "colormap-edit-color");
+}
+
+static void
+gimp_colormap_editor_entry_context (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ GimpColormapEditor *editor)
+{
+ gimp_colormap_editor_set_index (editor, entry->position, NULL);
+
+ gimp_editor_popup_menu (GIMP_EDITOR (editor), NULL, NULL);
+}
+
+static void
+gimp_colormap_editor_color_dropped (GimpPaletteView *view,
+ GimpPaletteEntry *entry,
+ const GimpRGB *color,
+ GimpColormapEditor *editor)
+{
+}
+
+static void
+gimp_colormap_adjustment_changed (GtkAdjustment *adjustment,
+ GimpColormapEditor *editor)
+{
+ GimpImage *image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (HAVE_COLORMAP (image))
+ {
+ gint index = ROUND (gtk_adjustment_get_value (adjustment));
+
+ gimp_colormap_editor_set_index (editor, index, NULL);
+
+ gimp_colormap_editor_update_entries (editor);
+ }
+}
+
+static void
+gimp_colormap_hex_entry_changed (GimpColorHexEntry *entry,
+ GimpColormapEditor *editor)
+{
+ GimpImage *image = GIMP_IMAGE_EDITOR (editor)->image;
+
+ if (image)
+ {
+ GimpRGB color;
+
+ gimp_color_hex_entry_get_color (entry, &color);
+
+ gimp_image_set_colormap_entry (image, editor->col_index, &color, TRUE);
+ gimp_image_flush (image);
+ }
+}
+
+static void
+gimp_colormap_image_mode_changed (GimpImage *image,
+ GimpColormapEditor *editor)
+{
+ if (editor->color_dialog)
+ gtk_widget_hide (editor->color_dialog);
+
+ gimp_colormap_image_colormap_changed (image, -1, editor);
+}
+
+static void
+gimp_colormap_image_colormap_changed (GimpImage *image,
+ gint ncol,
+ GimpColormapEditor *editor)
+{
+ if (HAVE_COLORMAP (image))
+ {
+ gimp_view_set_viewable (GIMP_VIEW (editor->view),
+ GIMP_VIEWABLE (gimp_image_get_colormap_palette (image)));
+
+ gtk_adjustment_set_upper (editor->index_adjustment,
+ gimp_image_get_colormap_size (image) - 1);
+ }
+ else
+ {
+ gimp_view_set_viewable (GIMP_VIEW (editor->view), NULL);
+ }
+
+ if (ncol == editor->col_index || ncol == -1)
+ gimp_colormap_editor_update_entries (editor);
+}
+
+static void
+gimp_colormap_editor_edit_color_update (GimpColorDialog *dialog,
+ const GimpRGB *color,
+ GimpColorDialogState state,
+ GimpColormapEditor *editor)
+{
+ GimpImageEditor *image_editor = GIMP_IMAGE_EDITOR (editor);
+ GimpImage *image = image_editor->image;
+ gboolean push_undo = FALSE;
+
+ switch (state)
+ {
+ case GIMP_COLOR_DIALOG_OK:
+ push_undo = TRUE;
+
+ if (state & gimp_get_toggle_behavior_mask ())
+ gimp_context_set_background (image_editor->context, color);
+ else
+ gimp_context_set_foreground (image_editor->context, color);
+ /* Fall through */
+
+ case GIMP_COLOR_DIALOG_CANCEL:
+ gtk_widget_hide (editor->color_dialog);
+ break;
+
+ case GIMP_COLOR_DIALOG_UPDATE:
+ break;
+ }
+
+ if (image)
+ {
+ if (push_undo)
+ {
+ GimpRGB old_color;
+
+ gimp_color_selection_get_old_color (
+ GIMP_COLOR_SELECTION (dialog->selection), &old_color);
+
+ /* Restore old color for undo */
+ gimp_image_set_colormap_entry (image, editor->col_index, &old_color,
+ FALSE);
+ }
+
+ gimp_image_set_colormap_entry (image, editor->col_index, color,
+ push_undo);
+
+ if (push_undo)
+ gimp_image_flush (image);
+ else
+ gimp_projection_flush (gimp_image_get_projection (image));
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-09 01:07:02 +0000