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gimp/app/layers_dialog.c

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/* The GIMP -- an 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <gdk/gdkkeysyms.h>
#include "appenv.h"
#include "buildmenu.h"
#include "colormaps.h"
#include "drawable.h"
#include "errors.h"
#include "floating_sel.h"
#include "gdisplay.h"
#include "gimage.h"
#include "gimage_mask.h"
#include "gimpdnd.h"
#include "gimprc.h"
#include "gimpui.h"
#include "image_render.h"
#include "layers_dialog.h"
#include "layers_dialogP.h"
#include "lc_dialogP.h"
#include "menus.h"
#include "ops_buttons.h"
#include "resize.h"
#include "undo.h"
#include "libgimp/gimplimits.h"
#include "libgimp/gimpsizeentry.h"
#include "libgimp/gimpintl.h"
#include "pixmaps/eye.xbm"
#include "pixmaps/linked.xbm"
#include "pixmaps/layer.xbm"
#include "pixmaps/mask.xbm"
#include "pixmaps/new.xpm"
#include "pixmaps/raise.xpm"
#include "pixmaps/lower.xpm"
#include "pixmaps/duplicate.xpm"
#include "pixmaps/delete.xpm"
#include "pixmaps/anchor.xpm"
#include "layer_pvt.h"
#define LAYER_PREVIEW 0
#define MASK_PREVIEW 1
#define FS_PREVIEW 2
typedef struct _LayersDialog LayersDialog;
struct _LayersDialog
{
GtkWidget *vbox;
GtkWidget *mode_option_menu;
GtkWidget *layer_list;
GtkWidget *scrolled_win;
GtkWidget *preserve_trans;
GtkWidget *mode_box;
GtkWidget *opacity_box;
GtkWidget *ops_menu;
GtkAccelGroup *accel_group;
GtkAdjustment *opacity_data;
GdkGC *red_gc; /* for non-applied layer masks */
GdkGC *green_gc; /* for visible layer masks */
GtkWidget *layer_preview;
gdouble ratio;
gint image_width, image_height;
gint gimage_width, gimage_height;
/* state information */
GimpImage *gimage;
Layer *active_layer;
Channel *active_channel;
Layer *floating_sel;
GSList *layer_widgets;
};
typedef struct _LayerWidget LayerWidget;
struct _LayerWidget
{
GtkWidget *eye_widget;
GtkWidget *linked_widget;
GtkWidget *clip_widget;
GtkWidget *layer_preview;
GtkWidget *mask_preview;
GtkWidget *list_item;
GtkWidget *label;
GImage *gimage;
Layer *layer;
GdkPixmap *layer_pixmap;
GdkPixmap *mask_pixmap;
gint active_preview;
gint width, height;
/* state information */
gboolean layer_mask;
gboolean apply_mask;
gboolean edit_mask;
gboolean show_mask;
gboolean visited;
GimpDropType drop_type;
};
/* layers dialog widget routines */
static void layers_dialog_preview_extents (void);
static void layers_dialog_set_menu_sensitivity (void);
static void layers_dialog_scroll_index (gint index);
static void layers_dialog_set_active_layer (Layer *);
static void layers_dialog_unset_layer (Layer *);
static void layers_dialog_position_layer (Layer *, gint);
static void layers_dialog_add_layer (Layer *);
static void layers_dialog_remove_layer (Layer *);
static void layers_dialog_add_layer_mask (Layer *);
static void layers_dialog_remove_layer_mask (Layer *);
static void paint_mode_menu_callback (GtkWidget *, gpointer);
static gint paint_mode_menu_get_position (gint);
static void opacity_scale_update (GtkAdjustment *, gpointer);
static void preserve_trans_update (GtkWidget *, gpointer);
static gint layer_list_events (GtkWidget *, GdkEvent *, gpointer);
/* for (un)installing the menu accelarators */
static void layers_dialog_map_callback (GtkWidget *, gpointer);
static void layers_dialog_unmap_callback (GtkWidget *, gpointer);
/* ops buttons dnd callbacks */
static gboolean layers_dialog_drag_new_layer_callback (GtkWidget *,
GdkDragContext *,
gint, gint, guint);
static gboolean layers_dialog_drag_duplicate_layer_callback (GtkWidget *,
GdkDragContext *,
gint, gint, guint);
static gboolean layers_dialog_drag_trashcan_callback (GtkWidget *,
GdkDragContext *,
gint, gint, guint);
/* layer widget function prototypes */
static LayerWidget *layer_widget_get_ID (Layer *);
static LayerWidget *layer_widget_create (GImage *, Layer *);
static gboolean layer_widget_drag_motion_callback (GtkWidget *,
GdkDragContext *,
gint, gint, guint);
static gboolean layer_widget_drag_drop_callback (GtkWidget *,
GdkDragContext *,
gint, gint, guint);
static void layer_widget_drag_begin_callback (GtkWidget *,
GdkDragContext *);
static void layer_mask_drag_begin_callback (GtkWidget *,
GdkDragContext *);
static void layer_widget_drag_leave_callback (GtkWidget *,
GdkDragContext *,
guint);
static void layer_widget_drag_indicator_callback (GtkWidget *, gpointer);
static void layer_widget_draw_drop_indicator (LayerWidget *, GimpDropType);
static void layer_widget_delete (LayerWidget *);
static void layer_widget_select_update (GtkWidget *, gpointer);
static gint layer_widget_button_events (GtkWidget *, GdkEvent *);
static gint layer_widget_preview_events (GtkWidget *, GdkEvent *);
static void layer_widget_boundary_redraw (LayerWidget *, int);
static void layer_widget_preview_redraw (LayerWidget *, int);
static void layer_widget_no_preview_redraw (LayerWidget *, int);
static void layer_widget_eye_redraw (LayerWidget *);
static void layer_widget_linked_redraw (LayerWidget *);
static void layer_widget_clip_redraw (LayerWidget *);
static void layer_widget_exclusive_visible (LayerWidget *);
static void layer_widget_layer_flush (GtkWidget *, gpointer);
/* assorted query dialogs */
static void layers_dialog_new_layer_query (GimpImage*);
static void layers_dialog_edit_layer_query (LayerWidget *);
static void layers_dialog_add_mask_query (Layer *);
static void layers_dialog_apply_mask_query (Layer *);
static void layers_dialog_scale_layer_query (GImage *, Layer *);
static void layers_dialog_resize_layer_query (GImage *, Layer *);
void layers_dialog_layer_merge_query (GImage *, gboolean);
/****************/
/* Local data */
/****************/
static LayersDialog *layersD = NULL;
static GdkPixmap *eye_pixmap[] = { NULL, NULL, NULL };
static GdkPixmap *linked_pixmap[] = { NULL, NULL, NULL };
static GdkPixmap *layer_pixmap[] = { NULL, NULL, NULL };
static GdkPixmap *mask_pixmap[] = { NULL, NULL, NULL };
static gint suspend_gimage_notify = 0;
/* the option menu items -- the paint modes */
static MenuItem option_items[] =
{
{ N_("Normal"), 0, 0,
paint_mode_menu_callback, (gpointer) NORMAL_MODE, NULL, NULL },
{ N_("Dissolve"), 0, 0,
paint_mode_menu_callback, (gpointer) DISSOLVE_MODE, NULL, NULL },
{ N_("Multiply (Burn)"), 0, 0,
paint_mode_menu_callback, (gpointer) MULTIPLY_MODE, NULL, NULL },
{ N_("Divide (Dodge)"), 0, 0,
paint_mode_menu_callback, (gpointer) DIVIDE_MODE, NULL, NULL },
{ N_("Screen"), 0, 0,
paint_mode_menu_callback, (gpointer) SCREEN_MODE, NULL, NULL },
{ N_("Overlay"), 0, 0,
paint_mode_menu_callback, (gpointer) OVERLAY_MODE, NULL, NULL },
{ N_("Difference"), 0, 0,
paint_mode_menu_callback, (gpointer) DIFFERENCE_MODE, NULL, NULL },
{ N_("Addition"), 0, 0,
paint_mode_menu_callback, (gpointer) ADDITION_MODE, NULL, NULL },
{ N_("Subtract"), 0, 0,
paint_mode_menu_callback, (gpointer) SUBTRACT_MODE, NULL, NULL },
{ N_("Darken Only"), 0, 0,
paint_mode_menu_callback, (gpointer) DARKEN_ONLY_MODE, NULL, NULL },
{ N_("Lighten Only"), 0, 0,
paint_mode_menu_callback, (gpointer) LIGHTEN_ONLY_MODE, NULL, NULL },
{ N_("Hue"), 0, 0,
paint_mode_menu_callback, (gpointer) HUE_MODE, NULL, NULL },
{ N_("Saturation"), 0, 0,
paint_mode_menu_callback, (gpointer) SATURATION_MODE, NULL, NULL },
{ N_("Color"), 0, 0,
paint_mode_menu_callback, (gpointer) COLOR_MODE, NULL, NULL },
{ N_("Value"), 0, 0,
paint_mode_menu_callback, (gpointer) VALUE_MODE, NULL, NULL },
{ NULL, 0, 0, NULL, NULL, NULL, NULL }
};
/* the ops buttons */
static GtkSignalFunc raise_layers_ext_callbacks[] =
{
layers_dialog_raise_layer_to_top_callback, NULL, NULL, NULL
};
static GtkSignalFunc lower_layers_ext_callbacks[] =
{
layers_dialog_lower_layer_to_bottom_callback, NULL, NULL, NULL
};
static OpsButton layers_ops_buttons[] =
{
{ new_xpm, layers_dialog_new_layer_callback, NULL,
N_("New Layer"),
"layers/dialogs/new_layer.html",
NULL, 0 },
{ raise_xpm, layers_dialog_raise_layer_callback, raise_layers_ext_callbacks,
N_("Raise Layer \n"
"<Shift> To Top"),
"layers/stack/stack.html#raise_layer",
NULL, 0 },
{ lower_xpm, layers_dialog_lower_layer_callback, lower_layers_ext_callbacks,
N_("Lower Layer \n"
"<Shift> To Bottom"),
"layers/stack/stack.html#lower_layer",
NULL, 0 },
{ duplicate_xpm, layers_dialog_duplicate_layer_callback, NULL,
N_("Duplicate Layer"),
"layers/duplicate_layer.html",
NULL, 0 },
{ anchor_xpm, layers_dialog_anchor_layer_callback, NULL,
N_("Anchor Layer"),
"layers/anchor_layer.html",
NULL, 0 },
{ delete_xpm, layers_dialog_delete_layer_callback, NULL,
N_("Delete Layer"),
"layers/delete_layer.html",
NULL, 0 },
{ NULL, NULL, NULL, NULL, NULL, NULL, 0 }
};
/* dnd structures */
static GtkTargetEntry layer_target_table[] =
{
GIMP_TARGET_LAYER
};
static guint n_layer_targets = (sizeof (layer_target_table) /
sizeof (layer_target_table[0]));
static GtkTargetEntry layer_mask_target_table[] =
{
GIMP_TARGET_LAYER_MASK
};
static guint n_layer_mask_targets = (sizeof (layer_mask_target_table) /
sizeof (layer_mask_target_table[0]));
static GtkTargetEntry trashcan_target_table[] =
{
GIMP_TARGET_LAYER,
GIMP_TARGET_LAYER_MASK
};
static guint n_trashcan_targets = (sizeof (trashcan_target_table) /
sizeof (trashcan_target_table[0]));
/************************************/
/* Public layers dialog functions */
/************************************/
GtkWidget *
layers_dialog_create (void)
{
GtkWidget *vbox;
GtkWidget *util_box;
GtkWidget *button_box;
GtkWidget *label;
GtkWidget *menu;
GtkWidget *slider;
if (layersD)
return layersD->vbox;
layersD = g_new (LayersDialog, 1);
layersD->layer_preview = NULL;
layersD->gimage = NULL;
layersD->active_layer = NULL;
layersD->active_channel = NULL;
layersD->floating_sel = NULL;
layersD->layer_widgets = NULL;
layersD->green_gc = NULL;
layersD->red_gc = NULL;
if (preview_size)
{
layersD->layer_preview = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_preview_size (GTK_PREVIEW (layersD->layer_preview),
preview_size, preview_size);
}
/* The main vbox */
layersD->vbox = gtk_event_box_new ();
gimp_help_set_help_data (layersD->vbox, NULL, "dialogs/layers/layers.html");
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 2);
gtk_container_add (GTK_CONTAINER (layersD->vbox), vbox);
/* The layers commands pulldown menu */
menus_get_layers_menu (&layersD->ops_menu, &layersD->accel_group);
/* The Mode option menu, and the preserve transparency */
layersD->mode_box = util_box = gtk_hbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (vbox), util_box, FALSE, FALSE, 0);
label = gtk_label_new (_("Mode:"));
gtk_box_pack_start (GTK_BOX (util_box), label, FALSE, FALSE, 2);
gtk_widget_show (label);
menu = build_menu (option_items, NULL);
layersD->mode_option_menu = gtk_option_menu_new ();
gtk_box_pack_start (GTK_BOX (util_box), layersD->mode_option_menu,
FALSE, FALSE, 2);
gtk_option_menu_set_menu (GTK_OPTION_MENU (layersD->mode_option_menu), menu);
gtk_widget_show (layersD->mode_option_menu);
gimp_help_set_help_data (layersD->mode_option_menu, NULL, "#paint_mode_menu");
layersD->preserve_trans =
gtk_check_button_new_with_label (_("Keep Trans."));
gtk_box_pack_start (GTK_BOX (util_box), layersD->preserve_trans,
FALSE, FALSE, 2);
gtk_signal_connect (GTK_OBJECT (layersD->preserve_trans), "toggled",
(GtkSignalFunc) preserve_trans_update,
layersD);
gtk_widget_show (layersD->preserve_trans);
gimp_help_set_help_data (layersD->preserve_trans, NULL, "#keep_trans_button");
gtk_widget_show (util_box);
/* Opacity scale */
layersD->opacity_box = util_box = gtk_hbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (vbox), util_box, FALSE, FALSE, 0);
label = gtk_label_new (_("Opacity:"));
gtk_box_pack_start (GTK_BOX (util_box), label, FALSE, FALSE, 2);
gtk_widget_show (label);
layersD->opacity_data =
GTK_ADJUSTMENT (gtk_adjustment_new (100.0, 0.0, 100.0, 1.0, 1.0, 0.0));
slider = gtk_hscale_new (layersD->opacity_data);
gtk_range_set_update_policy (GTK_RANGE (slider), GTK_UPDATE_CONTINUOUS);
gtk_scale_set_value_pos (GTK_SCALE (slider), GTK_POS_RIGHT);
gtk_box_pack_start (GTK_BOX (util_box), slider, TRUE, TRUE, 0);
gtk_signal_connect (GTK_OBJECT (layersD->opacity_data), "value_changed",
(GtkSignalFunc) opacity_scale_update,
layersD);
gtk_widget_show (slider);
gimp_help_set_help_data (slider, NULL, "#opacity_scale");
gtk_widget_show (util_box);
/* The layers listbox */
layersD->scrolled_win = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (layersD->scrolled_win),
GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS);
gtk_widget_set_usize (layersD->scrolled_win, LIST_WIDTH, LIST_HEIGHT);
gtk_box_pack_start (GTK_BOX (vbox), layersD->scrolled_win, TRUE, TRUE, 2);
layersD->layer_list = gtk_list_new ();
gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (layersD->scrolled_win),
layersD->layer_list);
gtk_list_set_selection_mode (GTK_LIST (layersD->layer_list),
GTK_SELECTION_BROWSE);
gtk_signal_connect (GTK_OBJECT (layersD->layer_list), "event",
(GtkSignalFunc) layer_list_events,
layersD);
gtk_container_set_focus_vadjustment (GTK_CONTAINER (layersD->layer_list),
gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (layersD->scrolled_win)));
GTK_WIDGET_UNSET_FLAGS (GTK_SCROLLED_WINDOW (layersD->scrolled_win)->vscrollbar,
GTK_CAN_FOCUS);
gtk_widget_show (layersD->layer_list);
gtk_widget_show (layersD->scrolled_win);
/* The ops buttons */
button_box = ops_button_box_new (lc_dialog->shell,
layers_ops_buttons, OPS_BUTTON_NORMAL);
gtk_box_pack_start (GTK_BOX (vbox), button_box, FALSE, FALSE, 2);
gtk_widget_show (button_box);
/* Drop to new */
gtk_drag_dest_set (layers_ops_buttons[0].widget,
GTK_DEST_DEFAULT_ALL,
layer_target_table, n_layer_targets,
GDK_ACTION_COPY);
gtk_signal_connect (GTK_OBJECT (layers_ops_buttons[0].widget), "drag_drop",
GTK_SIGNAL_FUNC (layers_dialog_drag_new_layer_callback),
NULL);
/* Drop to duplicate */
gtk_drag_dest_set (layers_ops_buttons[3].widget,
GTK_DEST_DEFAULT_ALL,
layer_target_table, n_layer_targets,
GDK_ACTION_COPY);
gtk_signal_connect (GTK_OBJECT (layers_ops_buttons[3].widget), "drag_drop",
GTK_SIGNAL_FUNC (layers_dialog_drag_duplicate_layer_callback),
NULL);
/* Drop to trahcan */
gtk_drag_dest_set (layers_ops_buttons[5].widget,
GTK_DEST_DEFAULT_ALL,
trashcan_target_table, n_trashcan_targets,
GDK_ACTION_COPY);
gtk_signal_connect (GTK_OBJECT (layers_ops_buttons[5].widget), "drag_drop",
GTK_SIGNAL_FUNC (layers_dialog_drag_trashcan_callback),
NULL);
/* Set up signals for map/unmap for the accelerators */
gtk_signal_connect (GTK_OBJECT (layersD->vbox), "map",
(GtkSignalFunc) layers_dialog_map_callback,
NULL);
gtk_signal_connect (GTK_OBJECT (layersD->vbox), "unmap",
(GtkSignalFunc) layers_dialog_unmap_callback,
NULL);
gtk_widget_show (vbox);
gtk_widget_show (layersD->vbox);
return layersD->vbox;
}
void
layers_dialog_free (void)
{
LayerWidget *lw;
GSList *list;
if (layersD == NULL)
return;
/* Free all elements in the layers listbox */
gtk_list_clear_items (GTK_LIST (layersD->layer_list), 0, -1);
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
list = g_slist_next (list);
layer_widget_delete (lw);
}
layersD->layer_widgets = NULL;
layersD->active_layer = NULL;
layersD->active_channel = NULL;
layersD->floating_sel = NULL;
if (layersD->layer_preview)
gtk_object_sink (GTK_OBJECT (layersD->layer_preview));
if (layersD->green_gc)
gdk_gc_destroy (layersD->green_gc);
if (layersD->red_gc)
gdk_gc_destroy (layersD->red_gc);
g_free (layersD);
layersD = NULL;
}
void
layers_dialog_invalidate_previews (GimpImage *gimage)
{
GSList *list = gimage->layers;
Layer *layer;
/* Invalidate all previews ...
* This is called during loading the image
*/
while (list)
{
layer = (Layer *) list->data;
GIMP_DRAWABLE (layer)->preview_valid = FALSE;
list = g_slist_next (list);
}
}
void
layers_dialog_update (GimpImage* gimage)
{
Layer *layer;
LayerWidget *lw;
GSList *list;
GList *item_list;
if (! layersD || layersD->gimage == gimage)
return;
layersD->gimage = gimage;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
/* Free all elements in the layers listbox */
gtk_list_clear_items (GTK_LIST (layersD->layer_list), 0, -1);
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
list = g_slist_next (list);
layer_widget_delete (lw);
}
if (layersD->layer_widgets)
g_warning ("layers_dialog_update(): layersD->layer_widgets not empty!");
layersD->layer_widgets = NULL;
/* Find the preview extents */
layers_dialog_preview_extents ();
layersD->active_layer = NULL;
layersD->active_channel = NULL;
layersD->floating_sel = NULL;
item_list = NULL;
for (list = gimage->layers; list; list = g_slist_next (list))
{
/* create a layer list item */
layer = (Layer *) list->data;
lw = layer_widget_create (gimage, layer);
layersD->layer_widgets = g_slist_append (layersD->layer_widgets, lw);
item_list = g_list_append (item_list, lw->list_item);
}
/* get the index of the active layer */
if (item_list)
gtk_list_insert_items (GTK_LIST (layersD->layer_list), item_list, 0);
suspend_gimage_notify--;
}
void
layers_dialog_flush (void)
{
GImage *gimage;
Layer *layer;
LayerWidget *lw;
GSList *list;
gint pos;
if (!layersD || !(gimage = layersD->gimage))
return;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
/* Check if the gimage extents have changed */
if ((gimage->width != layersD->gimage_width) ||
(gimage->height != layersD->gimage_height))
{
layersD->gimage = NULL;
layers_dialog_update (gimage);
return;
}
/* Set all current layer widgets to visited = FALSE */
for (list = layersD->layer_widgets; list; list = g_slist_next (list))
{
lw = (LayerWidget *) list->data;
lw->visited = FALSE;
}
/* Add any missing layers */
for (list = gimage->layers; list; list = g_slist_next (list))
{
layer = (Layer *) list->data;
lw = layer_widget_get_ID (layer);
/* If the layer isn't in the layer widget list, add it */
if (lw == NULL)
{
/* sets visited = TRUE */
layers_dialog_add_layer (layer);
}
else
lw->visited = TRUE;
}
/* Remove any extraneous layers */
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
list = g_slist_next (list);
if (lw->visited == FALSE)
layers_dialog_remove_layer (lw->layer);
}
/* Switch positions of items if necessary */
pos = 0;
for (list = gimage->layers; list; list = g_slist_next (list))
{
layer = (Layer *) list->data;
layers_dialog_position_layer (layer, pos++);
}
/* Set the active layer */
if (layersD->active_layer != gimage->active_layer)
layersD->active_layer = gimage->active_layer;
/* Set the active channel */
if (layersD->active_channel != gimage->active_channel)
layersD->active_channel = gimage->active_channel;
/* set the menus if floating sel status has changed */
if (layersD->floating_sel != gimage->floating_sel)
layersD->floating_sel = gimage->floating_sel;
layers_dialog_set_menu_sensitivity ();
gtk_container_foreach (GTK_CONTAINER (layersD->layer_list),
layer_widget_layer_flush, NULL);
suspend_gimage_notify--;
}
void
layers_dialog_clear (void)
{
if (! layersD)
return;
suspend_gimage_notify++;
gtk_list_clear_items (GTK_LIST (layersD->layer_list), 0, -1);
suspend_gimage_notify--;
layersD->gimage = NULL;
}
/***********************/
/* Preview functions */
/***********************/
void
render_preview (TempBuf *preview_buf,
GtkWidget *preview_widget,
int width,
int height,
int channel)
{
unsigned char *src, *s;
unsigned char *cb;
unsigned char *buf;
int a;
int i, j, b;
int x1, y1, x2, y2;
int rowstride;
int color_buf;
int color;
int alpha;
int has_alpha;
int image_bytes;
int offset;
alpha = ALPHA_PIX;
/* Here are the different cases this functions handles correctly:
* 1) Offset preview_buf which does not necessarily cover full image area
* 2) Color conversion of preview_buf if it is gray and image is color
* 3) Background check buffer for transparent preview_bufs
* 4) Using the optional "channel" argument, one channel can be extracted
* from a multi-channel preview_buf and composited as a grayscale
* Prereqs:
* 1) Grayscale preview_bufs have bytes == {1, 2}
* 2) Color preview_bufs have bytes == {3, 4}
* 3) If image is gray, then preview_buf should have bytes == {1, 2}
*/
color_buf = (GTK_PREVIEW (preview_widget)->type == GTK_PREVIEW_COLOR);
image_bytes = (color_buf) ? 3 : 1;
has_alpha = (preview_buf->bytes == 2 || preview_buf->bytes == 4);
rowstride = preview_buf->width * preview_buf->bytes;
/* Determine if the preview buf supplied is color
* Generally, if the bytes == {3, 4}, this is true.
* However, if the channel argument supplied is not -1, then
* the preview buf is assumed to be gray despite the number of
* channels it contains
*/
color = (preview_buf->bytes == 3 || preview_buf->bytes == 4) && (channel == -1);
if (has_alpha)
{
buf = check_buf;
alpha = (color) ? ALPHA_PIX : ((channel != -1) ? (preview_buf->bytes - 1) : ALPHA_G_PIX);
}
else
buf = empty_buf;
x1 = BOUNDS (preview_buf->x, 0, width);
y1 = BOUNDS (preview_buf->y, 0, height);
x2 = BOUNDS (preview_buf->x + preview_buf->width, 0, width);
y2 = BOUNDS (preview_buf->y + preview_buf->height, 0, height);
src = temp_buf_data (preview_buf) + (y1 - preview_buf->y) * rowstride +
(x1 - preview_buf->x) * preview_buf->bytes;
/* One last thing for efficiency's sake: */
if (channel == -1)
channel = 0;
for (i = 0; i < height; i++)
{
if (i & 0x4)
{
offset = 4;
cb = buf + offset * 3;
}
else
{
offset = 0;
cb = buf;
}
/* The interesting stuff between leading & trailing vertical transparency */
if (i >= y1 && i < y2)
{
/* Handle the leading transparency */
for (j = 0; j < x1; j++)
for (b = 0; b < image_bytes; b++)
temp_buf[j * image_bytes + b] = cb[j * 3 + b];
/* The stuff in the middle */
s = src;
for (j = x1; j < x2; j++)
{
if (color)
{
if (has_alpha)
{
a = s[alpha] << 8;
if ((j + offset) & 0x4)
{
temp_buf[j * 3 + 0] = blend_dark_check [(a | s[RED_PIX])];
temp_buf[j * 3 + 1] = blend_dark_check [(a | s[GREEN_PIX])];
temp_buf[j * 3 + 2] = blend_dark_check [(a | s[BLUE_PIX])];
}
else
{
temp_buf[j * 3 + 0] = blend_light_check [(a | s[RED_PIX])];
temp_buf[j * 3 + 1] = blend_light_check [(a | s[GREEN_PIX])];
temp_buf[j * 3 + 2] = blend_light_check [(a | s[BLUE_PIX])];
}
}
else
{
temp_buf[j * 3 + 0] = s[RED_PIX];
temp_buf[j * 3 + 1] = s[GREEN_PIX];
temp_buf[j * 3 + 2] = s[BLUE_PIX];
}
}
else
{
if (has_alpha)
{
a = s[alpha] << 8;
if ((j + offset) & 0x4)
{
if (color_buf)
{
temp_buf[j * 3 + 0] = blend_dark_check [(a | s[GRAY_PIX])];
temp_buf[j * 3 + 1] = blend_dark_check [(a | s[GRAY_PIX])];
temp_buf[j * 3 + 2] = blend_dark_check [(a | s[GRAY_PIX])];
}
else
temp_buf[j] = blend_dark_check [(a | s[GRAY_PIX + channel])];
}
else
{
if (color_buf)
{
temp_buf[j * 3 + 0] = blend_light_check [(a | s[GRAY_PIX])];
temp_buf[j * 3 + 1] = blend_light_check [(a | s[GRAY_PIX])];
temp_buf[j * 3 + 2] = blend_light_check [(a | s[GRAY_PIX])];
}
else
temp_buf[j] = blend_light_check [(a | s[GRAY_PIX + channel])];
}
}
else
{
if (color_buf)
{
temp_buf[j * 3 + 0] = s[GRAY_PIX];
temp_buf[j * 3 + 1] = s[GRAY_PIX];
temp_buf[j * 3 + 2] = s[GRAY_PIX];
}
else
temp_buf[j] = s[GRAY_PIX + channel];
}
}
s += preview_buf->bytes;
}
/* Handle the trailing transparency */
for (j = x2; j < width; j++)
for (b = 0; b < image_bytes; b++)
temp_buf[j * image_bytes + b] = cb[j * 3 + b];
src += rowstride;
}
else
{
for (j = 0; j < width; j++)
for (b = 0; b < image_bytes; b++)
temp_buf[j * image_bytes + b] = cb[j * 3 + b];
}
gtk_preview_draw_row (GTK_PREVIEW (preview_widget), temp_buf, 0, i, width);
}
}
void
render_fs_preview (GtkWidget *widget,
GdkPixmap *pixmap)
{
int w, h;
int x1, y1, x2, y2;
GdkPoint poly[6];
int foldh, foldw;
int i;
gdk_window_get_size (pixmap, &w, &h);
x1 = 2;
y1 = h / 8 + 2;
x2 = w - w / 8 - 2;
y2 = h - 2;
gdk_draw_rectangle (pixmap, widget->style->bg_gc[GTK_STATE_NORMAL], 1,
0, 0, w, h);
gdk_draw_rectangle (pixmap, widget->style->black_gc, 0,
x1, y1, (x2 - x1), (y2 - y1));
foldw = w / 4;
foldh = h / 4;
x1 = w / 8 + 2;
y1 = 2;
x2 = w - 2;
y2 = h - h / 8 - 2;
poly[0].x = x1 + foldw; poly[0].y = y1;
poly[1].x = x1 + foldw; poly[1].y = y1 + foldh;
poly[2].x = x1; poly[2].y = y1 + foldh;
poly[3].x = x1; poly[3].y = y2;
poly[4].x = x2; poly[4].y = y2;
poly[5].x = x2; poly[5].y = y1;
gdk_draw_polygon (pixmap, widget->style->white_gc, 1, poly, 6);
gdk_draw_line (pixmap, widget->style->black_gc,
x1, y1 + foldh, x1, y2);
gdk_draw_line (pixmap, widget->style->black_gc,
x1, y2, x2, y2);
gdk_draw_line (pixmap, widget->style->black_gc,
x2, y2, x2, y1);
gdk_draw_line (pixmap, widget->style->black_gc,
x1 + foldw, y1, x2, y1);
for (i = 0; i < foldw; i++)
gdk_draw_line (pixmap, widget->style->black_gc,
x1 + i, y1 + foldh, x1 + i, (foldw == 1) ? y1 :
(y1 + (foldh - (foldh * i) / (foldw - 1))));
}
/*************************************/
/* layers dialog widget routines */
/*************************************/
static void
layers_dialog_preview_extents (void)
{
GImage *gimage;
if (!layersD)
return;
gimage = layersD->gimage;
layersD->gimage_width = gimage->width;
layersD->gimage_height = gimage->height;
/* Get the image width and height variables, based on the gimage */
if (gimage->width > gimage->height)
layersD->ratio = (double) preview_size / (double) gimage->width;
else
layersD->ratio = (double) preview_size / (double) gimage->height;
if (preview_size)
{
layersD->image_width = (int) (layersD->ratio * gimage->width);
layersD->image_height = (int) (layersD->ratio * gimage->height);
if (layersD->image_width < 1) layersD->image_width = 1;
if (layersD->image_height < 1) layersD->image_height = 1;
}
else
{
layersD->image_width = layer_width;
layersD->image_height = layer_height;
}
}
static void
layers_dialog_set_menu_sensitivity (void)
{
gint fs; /* floating sel */
gint ac; /* active channel */
gint lm; /* layer mask */
gint gimage; /* is there a gimage */
gint lp; /* layers present */
gint alpha; /* alpha channel present */
gint next_alpha;
GSList *list;
GSList *next;
GSList *prev;
Layer *layer;
lp = FALSE;
if (! layersD)
return;
if ((layer = (layersD->active_layer)) != NULL)
lm = (layer->mask) ? TRUE : FALSE;
else
lm = FALSE;
fs = (layersD->floating_sel == NULL);
ac = (layersD->active_channel == NULL);
gimage = (layersD->gimage != NULL);
alpha = layer && layer_has_alpha (layer);
if (gimage)
lp = (layersD->gimage->layers != NULL);
list = layersD->gimage->layers;
prev = NULL;
next = NULL;
while (list)
{
layer = (Layer *)list->data;
if (layer == (layersD->active_layer))
{
next = g_slist_next (list);
break;
}
prev = list;
list = g_slist_next (list);
}
if (next)
{
layer = (Layer *)next->data;
next_alpha = layer_has_alpha (layer);
}
else
next_alpha = FALSE;
#define SET_SENSITIVE(menu,condition) \
menus_set_sensitive ("<Layers>/" menu, (condition) != 0)
#define SET_OPS_SENSITIVE(button,condition) \
gtk_widget_set_sensitive (layers_ops_buttons[(button)].widget, \
(condition) != 0)
SET_SENSITIVE ("New Layer...", gimage);
SET_OPS_SENSITIVE (0, gimage);
SET_SENSITIVE ("Stack/Raise Layer",
fs && ac && gimage && lp && alpha && prev);
SET_OPS_SENSITIVE (1, fs && ac && gimage && lp && alpha && prev);
SET_SENSITIVE ("Stack/Lower Layer",
fs && ac && gimage && lp && next && next_alpha);
SET_OPS_SENSITIVE (2, fs && ac && gimage && lp && next && next_alpha);
SET_SENSITIVE ("Stack/Layer to Top",
fs && ac && gimage && lp && alpha && prev);
SET_SENSITIVE ("Stack/Layer to Bottom",
fs && ac && gimage && lp && next && next_alpha);
SET_SENSITIVE ("Duplicate Layer", fs && ac && gimage && lp);
SET_OPS_SENSITIVE (3, fs && ac && gimage && lp);
SET_SENSITIVE ("Anchor Layer", !fs && ac && gimage && lp);
SET_OPS_SENSITIVE (4, !fs && ac && gimage && lp);
SET_SENSITIVE ("Delete Layer", ac && gimage && lp);
SET_OPS_SENSITIVE (5, ac && gimage && lp);
SET_SENSITIVE ("Layer Boundary Size...", ac && gimage && lp);
SET_SENSITIVE ("Layer to Imagesize", ac && gimage && lp);
SET_SENSITIVE ("Scale Layer...", ac && gimage && lp);
SET_SENSITIVE ("Merge Visible Layers...", fs && ac && gimage && lp);
SET_SENSITIVE ("Merge Down", fs && ac && gimage && lp);
SET_SENSITIVE ("Flatten Image", fs && ac && gimage && lp);
SET_SENSITIVE ("Add Layer Mask...", fs && ac && gimage && !lm && lp && alpha);
SET_SENSITIVE ("Apply Layer Mask...", fs && ac && gimage && lm && lp);
SET_SENSITIVE ("Mask to Selection", fs && ac && gimage && lm && lp);
SET_SENSITIVE ("Add Alpha Channel", !alpha);
SET_SENSITIVE ("Alpha to Selection", fs && ac && gimage && lp && alpha);
#undef SET_OPS_SENSITIVE
#undef SET_SENSITIVE
/* set mode, preserve transparency and opacity to insensitive
* if there are no layers
*/
gtk_widget_set_sensitive (layersD->preserve_trans, lp);
gtk_widget_set_sensitive (layersD->opacity_box, lp);
gtk_widget_set_sensitive (layersD->mode_box, lp);
}
static void
layers_dialog_scroll_index (gint index)
{
GtkAdjustment *adj;
gint item_height;
item_height = 6 + (preview_size ? preview_size : layer_height);
adj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (layersD->scrolled_win));
if (index * item_height < adj->value)
{
adj->value = index * item_height;
gtk_adjustment_value_changed (adj);
}
else if ((index + 1) * item_height > adj->value + adj->page_size)
{
adj->value = (index + 1) * item_height - adj->page_size;
gtk_adjustment_value_changed (adj);
}
}
static void
layers_dialog_set_active_layer (Layer *layer)
{
LayerWidget *layer_widget;
GtkStateType state;
gint index;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
state = layer_widget->list_item->state;
index = gimage_get_layer_index (layer_widget->gimage, layer);
if ((index >= 0) && (state != GTK_STATE_SELECTED))
{
gtk_object_set_user_data (GTK_OBJECT (layer_widget->list_item), NULL);
gtk_list_select_item (GTK_LIST (layersD->layer_list), index);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->list_item), layer_widget);
layers_dialog_scroll_index (index);
}
suspend_gimage_notify--;
}
static void
layers_dialog_unset_layer (Layer *layer)
{
LayerWidget *layer_widget;
GtkStateType state;
gint index;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
state = layer_widget->list_item->state;
index = gimage_get_layer_index (layer_widget->gimage, layer);
if ((index >= 0) && (state == GTK_STATE_SELECTED))
{
gtk_object_set_user_data (GTK_OBJECT (layer_widget->list_item), NULL);
gtk_list_unselect_item (GTK_LIST (layersD->layer_list), index);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->list_item), layer_widget);
}
suspend_gimage_notify--;
}
static void
layers_dialog_position_layer (Layer *layer,
gint new_index)
{
LayerWidget *layer_widget;
GList *list = NULL;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
if (new_index == g_slist_index (layersD->layer_widgets, layer_widget))
return;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
/* Remove the layer from the dialog */
list = g_list_append (list, layer_widget->list_item);
gtk_list_remove_items (GTK_LIST (layersD->layer_list), list);
layersD->layer_widgets = g_slist_remove (layersD->layer_widgets,
layer_widget);
/* Add it back at the proper index */
gtk_list_insert_items (GTK_LIST (layersD->layer_list), list, new_index);
layersD->layer_widgets = g_slist_insert (layersD->layer_widgets,
layer_widget, new_index);
/* Adjust the scrollbar so the layer is visible */
layers_dialog_scroll_index (new_index > 0 ? new_index + 1: 0);
suspend_gimage_notify--;
}
static void
layers_dialog_add_layer (Layer *layer)
{
LayerWidget *layer_widget;
GImage *gimage;
GList *item_list;
gint position;
if (!layersD || !layer || !(gimage = layersD->gimage))
return;
item_list = NULL;
layer_widget = layer_widget_create (gimage, layer);
item_list = g_list_append (item_list, layer_widget->list_item);
position = gimage_get_layer_index (gimage, layer);
layersD->layer_widgets = g_slist_insert (layersD->layer_widgets, layer_widget, position);
gtk_list_insert_items (GTK_LIST (layersD->layer_list), item_list, position);
}
static void
layers_dialog_remove_layer (Layer *layer)
{
LayerWidget *layer_widget;
GList *list = NULL;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
/* Make sure the gimage is not notified of this change */
suspend_gimage_notify++;
/* Remove the requested layer from the dialog */
list = g_list_append (list, layer_widget->list_item);
gtk_list_remove_items (GTK_LIST (layersD->layer_list), list);
/* Delete layer widget */
layer_widget_delete (layer_widget);
suspend_gimage_notify--;
}
static void
layers_dialog_add_layer_mask (Layer *layer)
{
LayerWidget *layer_widget;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
if (! GTK_WIDGET_VISIBLE (layer_widget->mask_preview))
{
gtk_object_set_data (GTK_OBJECT (layer_widget->mask_preview),
"gimp_layer_mask", layer_get_mask (layer));
gtk_widget_show (layer_widget->mask_preview);
}
layer_widget->active_preview = MASK_PREVIEW;
gtk_widget_queue_draw (layer_widget->layer_preview);
}
static void
layers_dialog_remove_layer_mask (Layer *layer)
{
LayerWidget *layer_widget;
layer_widget = layer_widget_get_ID (layer);
if (!layersD || !layer_widget)
return;
if (GTK_WIDGET_VISIBLE (layer_widget->mask_preview))
{
gtk_object_set_data (GTK_OBJECT (layer_widget->mask_preview),
"gimp_layer_mask", NULL);
gtk_widget_hide (layer_widget->mask_preview);
}
layer_widget->active_preview = LAYER_PREVIEW;
gtk_widget_queue_draw (layer_widget->layer_preview);
}
/*****************************************************/
/* paint mode, opacity & preserve trans. functions */
/*****************************************************/
static gint
paint_mode_menu_get_position (gint mode)
{
/* FIXME: this is an ugly hack that should stay around only until
* the layers dialog is rewritten
*/
gint i;
for (i = 0; option_items[i].label != NULL; i++)
if (mode == (gint) (option_items[i].user_data))
return i;
g_message ("Unknown layer mode");
return 0;
}
static void
paint_mode_menu_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
gint mode;
if (!(gimage = layersD->gimage) || !(layer = gimage->active_layer))
return;
/* If the layer has an alpha channel, set the transparency and redraw */
if (layer_has_alpha (layer))
{
mode = (long) data;
if (layer->mode != mode)
{
layer->mode = mode;
drawable_update (GIMP_DRAWABLE (layer), 0, 0,
GIMP_DRAWABLE (layer)->width,
GIMP_DRAWABLE (layer)->height);
gdisplays_flush ();
}
}
}
static void
opacity_scale_update (GtkAdjustment *adjustment,
gpointer data)
{
GImage *gimage;
Layer *layer;
gint opacity;
if (!(gimage = layersD->gimage) || !(layer = gimage->active_layer))
return;
/* add the 0.001 to insure there are no subtle rounding errors */
opacity = (int) (adjustment->value * 2.55 + 0.001);
if (layer->opacity != opacity)
{
layer->opacity = opacity;
drawable_update (GIMP_DRAWABLE (layer), 0, 0,
GIMP_DRAWABLE (layer)->width,
GIMP_DRAWABLE (layer)->height);
gdisplays_flush ();
}
}
static void
preserve_trans_update (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
if (!(gimage = layersD->gimage) || !(layer = gimage->active_layer))
return;
if (GTK_TOGGLE_BUTTON (widget)->active)
layer->preserve_trans = TRUE;
else
layer->preserve_trans = FALSE;
}
/********************************/
/* layer list events callback */
/********************************/
static gint
layer_list_events (GtkWidget *widget,
GdkEvent *event,
gpointer data)
{
GdkEventButton *bevent;
GtkWidget *event_widget;
LayerWidget *layer_widget;
event_widget = gtk_get_event_widget (event);
if (GTK_IS_LIST_ITEM (event_widget))
{
layer_widget =
(LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (event_widget));
switch (event->type)
{
case GDK_BUTTON_PRESS:
bevent = (GdkEventButton *) event;
if (bevent->button == 3)
{
gtk_menu_popup (GTK_MENU (layersD->ops_menu),
NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
return TRUE;
}
break;
case GDK_2BUTTON_PRESS:
bevent = (GdkEventButton *) event;
layers_dialog_edit_layer_query (layer_widget);
return TRUE;
default:
break;
}
}
return FALSE;
}
/*****************************/
/* layers dialog callbacks */
/*****************************/
static void
layers_dialog_map_callback (GtkWidget *widget,
gpointer data)
{
if (! layersD)
return;
gtk_window_add_accel_group (GTK_WINDOW (lc_dialog->shell),
layersD->accel_group);
}
static void
layers_dialog_unmap_callback (GtkWidget *widget,
gpointer data)
{
if (! layersD)
return;
gtk_window_remove_accel_group (GTK_WINDOW (lc_dialog->shell),
layersD->accel_group);
}
/***********************************/
/* callbacks exported to menus.c */
/***********************************/
void
layers_dialog_previous_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *new_layer;
gint current_layer;
if (!layersD || !(gimage = layersD->gimage))
return;
current_layer =
gimage_get_layer_index (gimage, gimage->active_layer);
/* FIXME: don't use internal knowledge about layer lists
* TODO : implement gimage_get_layer_by_index()
*/
new_layer =
(Layer *) g_slist_nth_data (gimage->layers, current_layer - 1);
if (new_layer)
{
gimage_set_active_layer (gimage, new_layer);
gdisplays_flush ();
}
}
void
layers_dialog_next_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *new_layer;
gint current_layer;
if (!layersD || !(gimage = layersD->gimage))
return;
current_layer =
gimage_get_layer_index (gimage, gimage->active_layer);
/* FIXME: don't use internal knowledge about layer lists
* TODO : implement gimage_get_layer_by_index()
*/
new_layer =
(Layer *) g_slist_nth_data (gimage->layers, current_layer + 1);
if (new_layer)
{
gimage_set_active_layer (gimage, new_layer);
gdisplays_flush ();
}
}
void
layers_dialog_raise_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_raise_layer (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_lower_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_lower_layer (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_raise_layer_to_top_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_raise_layer_to_top (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_lower_layer_to_bottom_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_lower_layer_to_bottom (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_new_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
if (!layersD || !(gimage = layersD->gimage))
return;
/* If there is a floating selection, the new command transforms
* the current fs into a new layer
*/
if ((layer = gimage_floating_sel (gimage)))
{
floating_sel_to_layer (layer);
gdisplays_flush ();
}
else
layers_dialog_new_layer_query (layersD->gimage);
}
void
layers_dialog_duplicate_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *active_layer;
Layer *new_layer;
if (!layersD || !(gimage = layersD->gimage))
return;
/* Start a group undo */
undo_push_group_start (gimage, LAYER_ADD_UNDO);
active_layer = gimage_get_active_layer (gimage);
new_layer = layer_copy (active_layer, TRUE);
gimage_add_layer (gimage, new_layer, -1);
/* End the group undo */
undo_push_group_end (gimage);
gdisplays_flush ();
}
void
layers_dialog_delete_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
if (!layersD ||
!(gimage = layersD->gimage) ||
!(layer = gimage_get_active_layer (gimage)))
return;
/* if the layer is a floating selection, take special care */
if (layer_is_floating_sel (layer))
floating_sel_remove (layer);
else
gimage_remove_layer (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_scale_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
layers_dialog_scale_layer_query (gimage, gimage->active_layer);
}
void
layers_dialog_resize_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
layers_dialog_resize_layer_query (gimage, gimage->active_layer);
}
void
layers_dialog_resize_to_image_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
layer_resize_to_image (gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_add_layer_mask_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
layers_dialog_add_mask_query (gimage->active_layer);
}
void
layers_dialog_apply_layer_mask_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
if (!layersD || !(gimage = layersD->gimage))
return;
/* Make sure there is a layer mask to apply */
if ((layer = gimage->active_layer) != NULL)
{
if (layer->mask)
layers_dialog_apply_mask_query (gimage->active_layer);
}
}
void
layers_dialog_anchor_layer_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
floating_sel_anchor (gimage_get_active_layer (gimage));
gdisplays_flush ();
}
void
layers_dialog_merge_layers_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
layers_dialog_layer_merge_query (gimage, TRUE);
}
void
layers_dialog_merge_down_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimp_image_merge_down (gimage, gimage->active_layer, EXPAND_AS_NECESSARY);
gdisplays_flush ();
}
void
layers_dialog_flatten_image_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_flatten (gimage);
gdisplays_flush ();
}
void
layers_dialog_alpha_select_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_mask_layer_alpha (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_mask_select_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
if (!layersD || !(gimage = layersD->gimage))
return;
gimage_mask_layer_mask (gimage, gimage->active_layer);
gdisplays_flush ();
}
void
layers_dialog_add_alpha_channel_callback (GtkWidget *widget,
gpointer data)
{
GImage *gimage;
Layer *layer;
if (!layersD ||
!(gimage = layersD->gimage) ||
!(layer = gimage_get_active_layer (gimage)))
return;
layer_add_alpha (layer);
gdisplays_flush ();
}
/*******************************/
/* ops buttons dnd callbacks */
/*******************************/
static gboolean
layers_dialog_drag_new_layer_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
GtkWidget *src_widget;
gboolean return_val = FALSE;
if ((src_widget = gtk_drag_get_source_widget (context)))
{
Layer *layer = NULL;
layer = (Layer *) gtk_object_get_data (GTK_OBJECT (src_widget),
"gimp_layer");
if (layer &&
layer == layersD->active_layer)
{
Layer *new_layer;
GImage *gimage;
gint width, height;
gint off_x, off_y;
gimage = layersD->gimage;
width = gimp_drawable_width (GIMP_DRAWABLE (layer));
height = gimp_drawable_height (GIMP_DRAWABLE (layer));
gimp_drawable_offsets (GIMP_DRAWABLE (layer), &off_x, &off_y);
/* Start a group undo */
undo_push_group_start (gimage, EDIT_PASTE_UNDO);
new_layer = layer_new (gimage, width, height,
gimage_base_type_with_alpha (gimage),
_("Empty Layer Copy"),
layer->opacity,
layer->mode);
if (new_layer)
{
drawable_fill (GIMP_DRAWABLE (new_layer), TRANSPARENT_FILL);
layer_translate (new_layer, off_x, off_y);
gimage_add_layer (gimage, new_layer, -1);
/* End the group undo */
undo_push_group_end (gimage);
gdisplays_flush ();
}
else
{
g_message ("layers_dialog_drop_new_layer_callback():\n"
"could not allocate new layer");
}
return_val = TRUE;
}
}
gtk_drag_finish (context, return_val, FALSE, time);
return return_val;
}
static gboolean
layers_dialog_drag_duplicate_layer_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
GtkWidget *src_widget;
gboolean return_val = FALSE;
if ((src_widget = gtk_drag_get_source_widget (context)))
{
Layer *layer;
layer = (Layer *) gtk_object_get_data (GTK_OBJECT (src_widget),
"gimp_layer");
if (layer &&
layer == layersD->active_layer &&
! layer_is_floating_sel (layer))
{
layers_dialog_duplicate_layer_callback (widget, NULL);
return_val = TRUE;
}
}
gtk_drag_finish (context, return_val, FALSE, time);
return return_val;
}
static gboolean
layers_dialog_drag_trashcan_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
GtkWidget *src_widget;
gboolean return_val = FALSE;
if ((src_widget = gtk_drag_get_source_widget (context)))
{
Layer *layer;
LayerMask *layer_mask;
layer = (Layer *) gtk_object_get_data (GTK_OBJECT (src_widget),
"gimp_layer");
layer_mask = (LayerMask *) gtk_object_get_data (GTK_OBJECT (src_widget),
"gimp_layer_mask");
if (layer &&
layer == layersD->active_layer)
{
layers_dialog_delete_layer_callback (widget, NULL);
return_val = TRUE;
}
else if (layer_mask &&
layer_mask_get_layer (layer_mask) == layersD->active_layer)
{
layers_dialog_apply_layer_mask_callback (widget, NULL);
return_val = TRUE;
}
}
gtk_drag_finish (context, return_val, FALSE, time);
return return_val;
}
/****************************/
/* layer widget functions */
/****************************/
static LayerWidget *
layer_widget_get_ID (Layer *ID)
{
LayerWidget *lw;
GSList *list;
if (! layersD)
return NULL;
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
if (lw->layer == ID)
return lw;
list = g_slist_next (list);
}
return NULL;
}
static LayerWidget *
layer_widget_create (GImage *gimage,
Layer *layer)
{
LayerWidget *layer_widget;
GtkWidget *list_item;
GtkWidget *hbox;
GtkWidget *vbox;
GtkWidget *alignment;
list_item = gtk_list_item_new ();
/* create the layer widget and add it to the list */
layer_widget = g_new (LayerWidget, 1);
layer_widget->gimage = gimage;
layer_widget->layer = layer;
layer_widget->layer_preview = NULL;
layer_widget->mask_preview = NULL;
layer_widget->layer_pixmap = NULL;
layer_widget->mask_pixmap = NULL;
layer_widget->list_item = list_item;
layer_widget->width = -1;
layer_widget->height = -1;
layer_widget->layer_mask = (layer->mask != NULL);
layer_widget->apply_mask = layer->apply_mask;
layer_widget->edit_mask = layer->edit_mask;
layer_widget->show_mask = layer->show_mask;
layer_widget->visited = TRUE;
layer_widget->drop_type = GIMP_DROP_NONE;
if (layer->mask)
layer_widget->active_preview =
(layer->edit_mask) ? MASK_PREVIEW : LAYER_PREVIEW;
else
layer_widget->active_preview = LAYER_PREVIEW;
/* Need to let the list item know about the layer_widget */
gtk_object_set_user_data (GTK_OBJECT (list_item), layer_widget);
/* set up the list item observer */
gtk_signal_connect (GTK_OBJECT (list_item), "select",
(GtkSignalFunc) layer_widget_select_update,
layer_widget);
gtk_signal_connect (GTK_OBJECT (list_item), "deselect",
(GtkSignalFunc) layer_widget_select_update,
layer_widget);
vbox = gtk_vbox_new (FALSE, 1);
gtk_container_add (GTK_CONTAINER (list_item), vbox);
hbox = gtk_hbox_new (FALSE, 1);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 1);
/* Create the visibility toggle button */
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), alignment, FALSE, TRUE, 2);
layer_widget->eye_widget = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (layer_widget->eye_widget),
eye_width, eye_height);
gtk_widget_set_events (layer_widget->eye_widget, BUTTON_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (layer_widget->eye_widget), "event",
(GtkSignalFunc) layer_widget_button_events,
layer_widget);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->eye_widget), layer_widget);
gtk_container_add (GTK_CONTAINER (alignment), layer_widget->eye_widget);
gtk_widget_show (layer_widget->eye_widget);
gtk_widget_show (alignment);
/* Create the link toggle button */
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), alignment, FALSE, TRUE, 2);
layer_widget->linked_widget = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (layer_widget->linked_widget),
eye_width, eye_height);
gtk_widget_set_events (layer_widget->linked_widget, BUTTON_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (layer_widget->linked_widget), "event",
(GtkSignalFunc) layer_widget_button_events,
layer_widget);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->linked_widget), layer_widget);
gtk_container_add (GTK_CONTAINER (alignment), layer_widget->linked_widget);
gtk_widget_show (layer_widget->linked_widget);
gtk_widget_show (alignment);
/* The layer preview */
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), alignment, FALSE, FALSE, 2);
gtk_widget_show (alignment);
layer_widget->layer_preview = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (layer_widget->layer_preview),
layersD->image_width + 4, layersD->image_height + 4);
gtk_widget_set_events (layer_widget->layer_preview, PREVIEW_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (layer_widget->layer_preview), "event",
(GtkSignalFunc) layer_widget_preview_events,
layer_widget);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->layer_preview), layer_widget);
gtk_container_add (GTK_CONTAINER (alignment), layer_widget->layer_preview);
gtk_widget_show (layer_widget->layer_preview);
/* The layer mask preview */
alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (hbox), alignment, FALSE, FALSE, 2);
gtk_widget_show (alignment);
layer_widget->mask_preview = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (layer_widget->mask_preview),
layersD->image_width + 4, layersD->image_height + 4);
gtk_widget_set_events (layer_widget->mask_preview, PREVIEW_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (layer_widget->mask_preview), "event",
(GtkSignalFunc) layer_widget_preview_events,
layer_widget);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->mask_preview), layer_widget);
gtk_container_add (GTK_CONTAINER (alignment), layer_widget->mask_preview);
if (layer_get_mask (layer) != NULL)
{
gtk_object_set_data (GTK_OBJECT (layer_widget->mask_preview),
"gimp_layer_mask", layer_get_mask (layer));
gtk_widget_show (layer_widget->mask_preview);
}
/* dnd source */
gtk_drag_source_set (layer_widget->mask_preview,
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
layer_mask_target_table, n_layer_mask_targets,
GDK_ACTION_MOVE | GDK_ACTION_COPY);
gtk_signal_connect (GTK_OBJECT (layer_widget->mask_preview), "drag_begin",
GTK_SIGNAL_FUNC (layer_mask_drag_begin_callback),
NULL);
/* the layer name label */
if (layer_is_floating_sel (layer))
layer_widget->label = gtk_label_new (_("Floating Selection"));
else
layer_widget->label = gtk_label_new (layer_get_name (layer));
gtk_box_pack_start (GTK_BOX (hbox), layer_widget->label, FALSE, FALSE, 2);
gtk_widget_show (layer_widget->label);
layer_widget->clip_widget = gtk_drawing_area_new ();
gtk_drawing_area_size (GTK_DRAWING_AREA (layer_widget->clip_widget), 1, 2);
gtk_widget_set_events (layer_widget->clip_widget, BUTTON_EVENT_MASK);
gtk_signal_connect (GTK_OBJECT (layer_widget->clip_widget), "event",
(GtkSignalFunc) layer_widget_button_events,
layer_widget);
gtk_object_set_user_data (GTK_OBJECT (layer_widget->clip_widget), layer_widget);
gtk_box_pack_start (GTK_BOX (vbox), layer_widget->clip_widget,
FALSE, FALSE, 0);
/* gtk_widget_show (layer_widget->clip_widget); */
/* dnd destination */
gtk_drag_dest_set (list_item,
GTK_DEST_DEFAULT_ALL,
layer_target_table, n_layer_targets,
GDK_ACTION_MOVE);
gtk_signal_connect (GTK_OBJECT (list_item), "drag_leave",
GTK_SIGNAL_FUNC (layer_widget_drag_leave_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (list_item), "drag_motion",
GTK_SIGNAL_FUNC (layer_widget_drag_motion_callback),
NULL);
gtk_signal_connect (GTK_OBJECT (list_item), "drag_drop",
GTK_SIGNAL_FUNC (layer_widget_drag_drop_callback),
NULL);
/* re-paint the drop indicator after drawing the widget */
gtk_signal_connect_after (GTK_OBJECT (list_item), "draw",
(GtkSignalFunc) layer_widget_drag_indicator_callback,
layer_widget);
/* dnd source */
gtk_drag_source_set (list_item,
GDK_BUTTON1_MASK | GDK_BUTTON2_MASK,
layer_target_table, n_layer_targets,
GDK_ACTION_MOVE | GDK_ACTION_COPY);
gtk_signal_connect (GTK_OBJECT (list_item), "drag_begin",
GTK_SIGNAL_FUNC (layer_widget_drag_begin_callback),
NULL);
gtk_object_set_data (GTK_OBJECT (list_item), "gimp_layer", (gpointer) layer);
gtk_widget_show (hbox);
gtk_widget_show (vbox);
gtk_widget_show (list_item);
gtk_widget_ref (layer_widget->list_item);
return layer_widget;
}
static gboolean
layer_widget_drag_motion_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
LayerWidget *dest;
gint dest_index;
GtkWidget *src_widget;
LayerWidget *src;
gint src_index;
gint difference;
GimpDropType drop_type = GIMP_DROP_NONE;
GdkDragAction drag_action = GDK_ACTION_DEFAULT;
gboolean return_val = FALSE;
dest = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
if (dest &&
layer_has_alpha (dest->layer) &&
(src_widget = gtk_drag_get_source_widget (context)))
{
src
= (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (src_widget));
if (src &&
layer_has_alpha (src->layer) &&
! layer_is_floating_sel (src->layer) &&
src->layer == layersD->active_layer)
{
src_index = gimage_get_layer_index (layersD->gimage, src->layer);
dest_index = gimage_get_layer_index (layersD->gimage, dest->layer);
difference = dest_index - src_index;
drop_type = ((y < widget->allocation.height / 2) ?
GIMP_DROP_ABOVE : GIMP_DROP_BELOW);
if (difference < 0 &&
drop_type == GIMP_DROP_BELOW)
{
dest_index++;
}
else if (difference > 0 &&
drop_type == GIMP_DROP_ABOVE)
{
dest_index--;
}
if (src_index != dest_index)
{
drag_action = GDK_ACTION_MOVE;
return_val = TRUE;
}
else
{
drop_type = GIMP_DROP_NONE;
}
}
}
gdk_drag_status (context, drag_action, time);
if (drop_type != dest->drop_type)
{
layer_widget_draw_drop_indicator (dest, dest->drop_type);
layer_widget_draw_drop_indicator (dest, drop_type);
dest->drop_type = drop_type;
}
return return_val;
}
static void
layer_widget_drag_begin_callback (GtkWidget *widget,
GdkDragContext *context)
{
LayerWidget *layer_widget;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
gimp_dnd_set_drawable_preview_icon
(widget, context,
GIMP_DRAWABLE (layer_widget->layer),
layer_widget->layer_preview->style->black_gc);
}
static void
layer_mask_drag_begin_callback (GtkWidget *widget,
GdkDragContext *context)
{
LayerWidget *layer_widget;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
gimp_dnd_set_drawable_preview_icon
(widget, context,
GIMP_DRAWABLE (layer_get_mask (layer_widget->layer)),
layer_widget->mask_preview->style->black_gc);
}
static gboolean
layer_widget_drag_drop_callback (GtkWidget *widget,
GdkDragContext *context,
gint x,
gint y,
guint time)
{
LayerWidget *dest;
gint dest_index;
GtkWidget *src_widget;
LayerWidget *src;
gint src_index;
gint difference;
GimpDropType drop_type = GIMP_DROP_NONE;
gboolean return_val = FALSE;
dest = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
if (dest &&
layer_has_alpha (dest->layer) &&
(src_widget = gtk_drag_get_source_widget (context)))
{
src
= (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (src_widget));
if (src &&
layer_has_alpha (src->layer) &&
! layer_is_floating_sel (src->layer) &&
src->layer == layersD->active_layer)
{
src_index = gimage_get_layer_index (layersD->gimage, src->layer);
dest_index = gimage_get_layer_index (layersD->gimage, dest->layer);
difference = dest_index - src_index;
drop_type = ((y < widget->allocation.height / 2) ?
GIMP_DROP_ABOVE : GIMP_DROP_BELOW);
if (difference < 0 &&
drop_type == GIMP_DROP_BELOW)
{
dest_index++;
}
else if (difference > 0 &&
drop_type == GIMP_DROP_ABOVE)
{
dest_index--;
}
if (src_index != dest_index)
{
gimp_image_position_layer (layersD->gimage, src->layer,
dest_index, TRUE);
gdisplays_flush ();
return_val = TRUE;
}
}
}
layer_widget_draw_drop_indicator (dest, dest->drop_type);
dest->drop_type = GIMP_DROP_NONE;
gtk_drag_finish (context, return_val, FALSE, time);
return return_val;
}
static void
layer_widget_drag_leave_callback (GtkWidget *widget,
GdkDragContext *context,
guint time)
{
LayerWidget *layer_widget;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
layer_widget->drop_type = GIMP_DROP_NONE;
}
static void
layer_widget_drag_indicator_callback (GtkWidget *widget,
gpointer data)
{
LayerWidget *layer_widget;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
layer_widget_draw_drop_indicator (layer_widget, layer_widget->drop_type);
}
static void
layer_widget_draw_drop_indicator (LayerWidget *layer_widget,
GimpDropType drop_type)
{
static GdkGC *gc = NULL;
gint y = 0;
if (!gc)
{
GdkColor fg, bg;
gc = gdk_gc_new (layer_widget->list_item->window);
fg.pixel = 0xFFFFFFFF;
bg.pixel = 0x00000000;
gdk_gc_set_function (gc, GDK_INVERT);
gdk_gc_set_foreground (gc, &fg);
gdk_gc_set_background (gc, &bg);
gdk_gc_set_line_attributes (gc, 5, GDK_LINE_SOLID,
GDK_CAP_BUTT, GDK_JOIN_MITER);
}
if (drop_type != GIMP_DROP_NONE)
{
y = ((drop_type == GIMP_DROP_ABOVE) ?
3 : layer_widget->list_item->allocation.height - 4);
gdk_draw_line (layer_widget->list_item->window, gc,
2, y, layer_widget->list_item->allocation.width - 3, y);
}
}
static void
layer_widget_delete (LayerWidget *layer_widget)
{
if (layer_widget->layer_pixmap)
gdk_pixmap_unref (layer_widget->layer_pixmap);
if (layer_widget->mask_pixmap)
gdk_pixmap_unref (layer_widget->mask_pixmap);
/* Remove the layer widget from the list */
layersD->layer_widgets = g_slist_remove (layersD->layer_widgets, layer_widget);
/* Release the widget */
gtk_widget_unref (layer_widget->list_item);
g_free (layer_widget);
}
static void
layer_widget_select_update (GtkWidget *widget,
gpointer data)
{
LayerWidget *layer_widget;
if (! (layer_widget = (LayerWidget *) data))
return;
/* Is the list item being selected? */
if (widget->state != GTK_STATE_SELECTED)
return;
/* Only notify the gimage of an active layer change if necessary */
if (suspend_gimage_notify == 0)
{
/* set the gimage's active layer to be this layer */
gimage_set_active_layer (layer_widget->gimage, layer_widget->layer);
gdisplays_flush ();
}
}
static gint
layer_widget_button_events (GtkWidget *widget,
GdkEvent *event)
{
static int button_down = 0;
static GtkWidget *click_widget = NULL;
static int old_state;
static int exclusive;
LayerWidget *layer_widget;
GtkWidget *event_widget;
GdkEventButton *bevent;
gint return_val;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
return_val = FALSE;
switch (event->type)
{
case GDK_EXPOSE:
if (widget == layer_widget->eye_widget)
layer_widget_eye_redraw (layer_widget);
else if (widget == layer_widget->linked_widget)
layer_widget_linked_redraw (layer_widget);
else if (widget == layer_widget->clip_widget)
layer_widget_clip_redraw (layer_widget);
break;
case GDK_BUTTON_PRESS:
return_val = TRUE;
bevent = (GdkEventButton *) event;
if (bevent->button == 3)
{
gtk_menu_popup (GTK_MENU (layersD->ops_menu),
NULL, NULL, NULL, NULL,
3, bevent->time);
return TRUE;
}
button_down = 1;
click_widget = widget;
gtk_grab_add (click_widget);
if (widget == layer_widget->eye_widget)
{
old_state = GIMP_DRAWABLE (layer_widget->layer)->visible;
/* If this was a shift-click, make all/none visible */
if (event->button.state & GDK_SHIFT_MASK)
{
exclusive = TRUE;
layer_widget_exclusive_visible (layer_widget);
}
else
{
exclusive = FALSE;
GIMP_DRAWABLE (layer_widget->layer)->visible =
!GIMP_DRAWABLE (layer_widget->layer)->visible;
layer_widget_eye_redraw (layer_widget);
}
}
else if (widget == layer_widget->linked_widget)
{
old_state = layer_widget->layer->linked;
layer_widget->layer->linked = !layer_widget->layer->linked;
layer_widget_linked_redraw (layer_widget);
}
break;
case GDK_BUTTON_RELEASE:
return_val = TRUE;
button_down = 0;
gtk_grab_remove (click_widget);
if (widget == layer_widget->eye_widget)
{
if (exclusive)
{
gimage_invalidate_preview (layer_widget->gimage);
gdisplays_update_area (layer_widget->gimage, 0, 0,
layer_widget->gimage->width,
layer_widget->gimage->height);
gdisplays_flush ();
}
else if (old_state != GIMP_DRAWABLE (layer_widget->layer)->visible)
{
/* Invalidate the gimage preview */
gimage_invalidate_preview (layer_widget->gimage);
drawable_update (GIMP_DRAWABLE (layer_widget->layer), 0, 0,
GIMP_DRAWABLE (layer_widget->layer)->width,
GIMP_DRAWABLE (layer_widget->layer)->height);
gdisplays_flush ();
}
}
else if ((widget == layer_widget->linked_widget) &&
(old_state != layer_widget->layer->linked))
{
}
break;
case GDK_ENTER_NOTIFY:
case GDK_LEAVE_NOTIFY:
event_widget = gtk_get_event_widget (event);
if (button_down && (event_widget == click_widget))
{
if (widget == layer_widget->eye_widget)
{
if (exclusive)
{
layer_widget_exclusive_visible (layer_widget);
}
else
{
GIMP_DRAWABLE (layer_widget->layer)->visible =
!GIMP_DRAWABLE (layer_widget->layer)->visible;
layer_widget_eye_redraw (layer_widget);
}
}
else if (widget == layer_widget->linked_widget)
{
layer_widget->layer->linked = !layer_widget->layer->linked;
layer_widget_linked_redraw (layer_widget);
}
}
break;
default:
break;
}
return return_val;
}
static gint
layer_widget_preview_events (GtkWidget *widget,
GdkEvent *event)
{
GdkEventExpose *eevent;
GdkPixmap **pixmap;
GdkEventButton *bevent;
LayerWidget *layer_widget;
int valid;
int preview_type;
int sx, sy, dx, dy, w, h;
pixmap = NULL;
valid = FALSE;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
if (!GIMP_IS_DRAWABLE (layer_widget->layer))
return FALSE;
if (widget == layer_widget->layer_preview)
preview_type = LAYER_PREVIEW;
else if (widget == layer_widget->mask_preview && GTK_WIDGET_VISIBLE (widget))
preview_type = MASK_PREVIEW;
else
return FALSE;
switch (preview_type)
{
case LAYER_PREVIEW:
pixmap = &layer_widget->layer_pixmap;
valid = GIMP_DRAWABLE(layer_widget->layer)->preview_valid;
break;
case MASK_PREVIEW:
pixmap = &layer_widget->mask_pixmap;
valid = GIMP_DRAWABLE(layer_widget->layer->mask)->preview_valid;
break;
}
if (layer_is_floating_sel (layer_widget->layer))
preview_type = FS_PREVIEW;
switch (event->type)
{
case GDK_BUTTON_PRESS:
/* Control-button press disables the application of the mask */
bevent = (GdkEventButton *) event;
if (bevent->button == 3)
{
gtk_menu_popup (GTK_MENU (layersD->ops_menu),
NULL, NULL, NULL, NULL,
3, bevent->time);
return TRUE;
}
if (event->button.state & GDK_CONTROL_MASK)
{
if (preview_type == MASK_PREVIEW)
{
gimage_set_layer_mask_apply (layer_widget->gimage, layer_widget->layer);
gdisplays_flush ();
}
}
/* Alt-button press makes the mask visible instead of the layer */
else if (event->button.state & GDK_MOD1_MASK)
{
if (preview_type == MASK_PREVIEW)
{
gimage_set_layer_mask_show (layer_widget->gimage, layer_widget->layer);
gdisplays_flush ();
}
}
else if (layer_widget->active_preview != preview_type)
{
gimage_set_layer_mask_edit (layer_widget->gimage, layer_widget->layer,
(preview_type == MASK_PREVIEW) ? 1 : 0);
gdisplays_flush ();
}
break;
case GDK_EXPOSE:
if (!preview_size && preview_type != FS_PREVIEW)
layer_widget_no_preview_redraw (layer_widget, preview_type);
else
{
if (!valid || !*pixmap)
{
layer_widget_preview_redraw (layer_widget, preview_type);
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
*pixmap,
0, 0, 2, 2,
layersD->image_width,
layersD->image_height);
}
else
{
eevent = (GdkEventExpose *) event;
w = eevent->area.width;
h = eevent->area.height;
if (eevent->area.x < 2)
{
sx = eevent->area.x;
dx = 2;
w -= (2 - eevent->area.x);
}
else
{
sx = eevent->area.x - 2;
dx = eevent->area.x;
}
if (eevent->area.y < 2)
{
sy = eevent->area.y;
dy = 2;
h -= (2 - eevent->area.y);
}
else
{
sy = eevent->area.y - 2;
dy = eevent->area.y;
}
if ((sx + w) >= layersD->image_width)
w = layersD->image_width - sx;
if ((sy + h) >= layersD->image_height)
h = layersD->image_height - sy;
if ((w > 0) && (h > 0))
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
*pixmap,
sx, sy, dx, dy, w, h);
}
}
/* The boundary indicating whether layer or mask is active */
layer_widget_boundary_redraw (layer_widget, preview_type);
break;
default:
break;
}
return FALSE;
}
static void
layer_widget_boundary_redraw (LayerWidget *layer_widget,
int preview_type)
{
GtkWidget *widget;
GdkGC *gc1, *gc2;
GtkStateType state;
if (preview_type == LAYER_PREVIEW)
widget = layer_widget->layer_preview;
else if (preview_type == MASK_PREVIEW)
widget = layer_widget->mask_preview;
else
return;
state = layer_widget->list_item->state;
if (state == GTK_STATE_SELECTED)
{
if (layer_widget->active_preview == preview_type)
gc1 = layer_widget->layer_preview->style->white_gc;
else
gc1 = layer_widget->layer_preview->style->bg_gc[GTK_STATE_SELECTED];
}
else
{
if (layer_widget->active_preview == preview_type)
gc1 = layer_widget->layer_preview->style->black_gc;
else
gc1 = layer_widget->layer_preview->style->white_gc;
}
gc2 = gc1;
if (preview_type == MASK_PREVIEW)
{
if (layersD->green_gc == NULL)
{
GdkColor green;
green.pixel = get_color (0, 255, 0);
layersD->green_gc = gdk_gc_new (widget->window);
gdk_gc_set_foreground (layersD->green_gc, &green);
}
if (layersD->red_gc == NULL)
{
GdkColor red;
red.pixel = get_color (255, 0, 0);
layersD->red_gc = gdk_gc_new (widget->window);
gdk_gc_set_foreground (layersD->red_gc, &red);
}
if (layer_widget->layer->show_mask)
gc2 = layersD->green_gc;
else if (! layer_widget->layer->apply_mask)
gc2 = layersD->red_gc;
}
gdk_draw_rectangle (widget->window,
gc1, FALSE, 0, 0,
layersD->image_width + 3,
layersD->image_height + 3);
gdk_draw_rectangle (widget->window,
gc2, FALSE, 1, 1,
layersD->image_width + 1,
layersD->image_height + 1);
}
static void
layer_widget_preview_redraw (LayerWidget *layer_widget,
int preview_type)
{
TempBuf *preview_buf;
GdkPixmap **pixmap;
GtkWidget *widget;
int offx, offy;
preview_buf = NULL;
pixmap = NULL;
widget = NULL;
switch (preview_type)
{
case LAYER_PREVIEW:
case FS_PREVIEW:
widget = layer_widget->layer_preview;
pixmap = &layer_widget->layer_pixmap;
break;
case MASK_PREVIEW:
widget = layer_widget->mask_preview;
pixmap = &layer_widget->mask_pixmap;
break;
}
/* allocate the layer widget pixmap */
if (! *pixmap)
*pixmap = gdk_pixmap_new (widget->window,
layersD->image_width,
layersD->image_height,
-1);
/* If this is a floating selection preview, draw the preview */
if (preview_type == FS_PREVIEW)
render_fs_preview (widget, *pixmap);
/* otherwise, ask the layer or mask for the preview */
else
{
/* determine width and height */
layer_widget->width = (int) (layersD->ratio * GIMP_DRAWABLE(layer_widget->layer)->width);
layer_widget->height = (int) (layersD->ratio * GIMP_DRAWABLE(layer_widget->layer)->height);
if (layer_widget->width < 1) layer_widget->width = 1;
if (layer_widget->height < 1) layer_widget->height = 1;
offx = (int) (layersD->ratio * GIMP_DRAWABLE(layer_widget->layer)->offset_x);
offy = (int) (layersD->ratio * GIMP_DRAWABLE(layer_widget->layer)->offset_y);
switch (preview_type)
{
case LAYER_PREVIEW:
preview_buf = layer_preview (layer_widget->layer,
layer_widget->width,
layer_widget->height);
break;
case MASK_PREVIEW:
preview_buf = layer_mask_preview (layer_widget->layer,
layer_widget->width,
layer_widget->height);
break;
}
preview_buf->x = offx;
preview_buf->y = offy;
render_preview (preview_buf,
layersD->layer_preview,
layersD->image_width,
layersD->image_height,
-1);
gtk_preview_put (GTK_PREVIEW (layersD->layer_preview),
*pixmap, widget->style->black_gc,
0, 0, 0, 0, layersD->image_width, layersD->image_height);
/* make sure the image has been transfered completely to the pixmap before
* we use it again...
*/
gdk_flush ();
}
lc_dialog_menu_preview_dirty(GTK_OBJECT(gimp_drawable_gimage(GIMP_DRAWABLE(layer_widget->layer))),NULL);
}
static void
layer_widget_no_preview_redraw (LayerWidget *layer_widget,
int preview_type)
{
GdkPixmap *pixmap;
GdkPixmap **pixmap_normal;
GdkPixmap **pixmap_selected;
GdkPixmap **pixmap_insensitive;
GdkColor *color;
GtkWidget *widget;
GtkStateType state;
gchar *bits;
int width, height;
pixmap_normal = NULL;
pixmap_selected = NULL;
pixmap_insensitive = NULL;
widget = NULL;
bits = NULL;
width = 0;
height = 0;
state = layer_widget->list_item->state;
switch (preview_type)
{
case LAYER_PREVIEW:
widget = layer_widget->layer_preview;
pixmap_normal = &layer_pixmap[NORMAL];
pixmap_selected = &layer_pixmap[SELECTED];
pixmap_insensitive = &layer_pixmap[INSENSITIVE];
bits = (gchar *) layer_bits;
width = layer_width;
height = layer_height;
break;
case MASK_PREVIEW:
widget = layer_widget->mask_preview;
pixmap_normal = &mask_pixmap[NORMAL];
pixmap_selected = &mask_pixmap[SELECTED];
pixmap_insensitive = &mask_pixmap[INSENSITIVE];
bits = (gchar *) mask_bits;
width = mask_width;
height = mask_height;
break;
}
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
color = &widget->style->bg[GTK_STATE_SELECTED];
else
color = &widget->style->white;
}
else
color = &widget->style->bg[GTK_STATE_INSENSITIVE];
gdk_window_set_background (widget->window, color);
if (!*pixmap_normal)
{
*pixmap_normal =
gdk_pixmap_create_from_data (widget->window,
bits, width, height, -1,
&widget->style->fg[GTK_STATE_SELECTED],
&widget->style->bg[GTK_STATE_SELECTED]);
*pixmap_selected =
gdk_pixmap_create_from_data (widget->window,
bits, width, height, -1,
&widget->style->fg[GTK_STATE_NORMAL],
&widget->style->white);
*pixmap_insensitive =
gdk_pixmap_create_from_data (widget->window,
bits, width, height, -1,
&widget->style->fg[GTK_STATE_INSENSITIVE],
&widget->style->bg[GTK_STATE_INSENSITIVE]);
}
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
pixmap = *pixmap_selected;
else
pixmap = *pixmap_normal;
}
else
pixmap = *pixmap_insensitive;
gdk_draw_pixmap (widget->window,
widget->style->black_gc,
pixmap, 0, 0, 2, 2, width, height);
}
static void
layer_widget_eye_redraw (LayerWidget *layer_widget)
{
GdkPixmap *pixmap;
GdkColor *color;
GtkStateType state;
state = layer_widget->list_item->state;
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
color = &layer_widget->eye_widget->style->bg[GTK_STATE_SELECTED];
else
color = &layer_widget->eye_widget->style->white;
}
else
color = &layer_widget->eye_widget->style->bg[GTK_STATE_INSENSITIVE];
gdk_window_set_background (layer_widget->eye_widget->window, color);
if (GIMP_DRAWABLE(layer_widget->layer)->visible)
{
if (!eye_pixmap[NORMAL])
{
eye_pixmap[NORMAL] =
gdk_pixmap_create_from_data (layer_widget->eye_widget->window,
(gchar*) eye_bits, eye_width, eye_height, -1,
&layer_widget->eye_widget->style->fg[GTK_STATE_NORMAL],
&layer_widget->eye_widget->style->white);
eye_pixmap[SELECTED] =
gdk_pixmap_create_from_data (layer_widget->eye_widget->window,
(gchar*) eye_bits, eye_width, eye_height, -1,
&layer_widget->eye_widget->style->fg[GTK_STATE_SELECTED],
&layer_widget->eye_widget->style->bg[GTK_STATE_SELECTED]);
eye_pixmap[INSENSITIVE] =
gdk_pixmap_create_from_data (layer_widget->eye_widget->window,
(gchar*) eye_bits, eye_width, eye_height, -1,
&layer_widget->eye_widget->style->fg[GTK_STATE_INSENSITIVE],
&layer_widget->eye_widget->style->bg[GTK_STATE_INSENSITIVE]);
}
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
pixmap = eye_pixmap[SELECTED];
else
pixmap = eye_pixmap[NORMAL];
}
else
pixmap = eye_pixmap[INSENSITIVE];
gdk_draw_pixmap (layer_widget->eye_widget->window,
layer_widget->eye_widget->style->black_gc,
pixmap, 0, 0, 0, 0, eye_width, eye_height);
}
else
{
gdk_window_clear (layer_widget->eye_widget->window);
}
}
static void
layer_widget_linked_redraw (LayerWidget *layer_widget)
{
GdkPixmap *pixmap;
GdkColor *color;
GtkStateType state;
state = layer_widget->list_item->state;
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
color = &layer_widget->linked_widget->style->bg[GTK_STATE_SELECTED];
else
color = &layer_widget->linked_widget->style->white;
}
else
color = &layer_widget->linked_widget->style->bg[GTK_STATE_INSENSITIVE];
gdk_window_set_background (layer_widget->linked_widget->window, color);
if (layer_widget->layer->linked)
{
if (!linked_pixmap[NORMAL])
{
linked_pixmap[NORMAL] =
gdk_pixmap_create_from_data (layer_widget->linked_widget->window,
(gchar*) linked_bits, linked_width, linked_height, -1,
&layer_widget->linked_widget->style->fg[GTK_STATE_NORMAL],
&layer_widget->linked_widget->style->white);
linked_pixmap[SELECTED] =
gdk_pixmap_create_from_data (layer_widget->linked_widget->window,
(gchar*) linked_bits, linked_width, linked_height, -1,
&layer_widget->linked_widget->style->fg[GTK_STATE_SELECTED],
&layer_widget->linked_widget->style->bg[GTK_STATE_SELECTED]);
linked_pixmap[INSENSITIVE] =
gdk_pixmap_create_from_data (layer_widget->linked_widget->window,
(gchar*) linked_bits, linked_width, linked_height, -1,
&layer_widget->linked_widget->style->fg[GTK_STATE_INSENSITIVE],
&layer_widget->linked_widget->style->bg[GTK_STATE_INSENSITIVE]);
}
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
{
if (state == GTK_STATE_SELECTED)
pixmap = linked_pixmap[SELECTED];
else
pixmap = linked_pixmap[NORMAL];
}
else
pixmap = linked_pixmap[INSENSITIVE];
gdk_draw_pixmap (layer_widget->linked_widget->window,
layer_widget->linked_widget->style->black_gc,
pixmap, 0, 0, 0, 0, linked_width, linked_height);
}
else
{
gdk_window_clear (layer_widget->linked_widget->window);
}
}
static void
layer_widget_clip_redraw (LayerWidget *layer_widget)
{
GdkColor *color;
GtkStateType state;
state = layer_widget->list_item->state;
color = &layer_widget->clip_widget->style->fg[state];
gdk_window_set_background (layer_widget->clip_widget->window, color);
gdk_window_clear (layer_widget->clip_widget->window);
}
static void
layer_widget_exclusive_visible (LayerWidget *layer_widget)
{
GSList *list;
LayerWidget *lw;
int visible = FALSE;
if (!layersD)
return;
/* First determine if _any_ other layer widgets are set to visible */
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
if (lw != layer_widget)
visible |= GIMP_DRAWABLE (lw->layer)->visible;
list = g_slist_next (list);
}
/* Now, toggle the visibility for all layers except the specified one */
list = layersD->layer_widgets;
while (list)
{
lw = (LayerWidget *) list->data;
if (lw != layer_widget)
GIMP_DRAWABLE (lw->layer)->visible = !visible;
else
GIMP_DRAWABLE (lw->layer)->visible = TRUE;
layer_widget_eye_redraw (lw);
list = g_slist_next (list);
}
}
static void
layer_widget_layer_flush (GtkWidget *widget,
gpointer data)
{
LayerWidget *layer_widget;
Layer *layer;
char *name;
char *label_name;
int update_layer_preview = FALSE;
int update_mask_preview = FALSE;
layer_widget = (LayerWidget *) gtk_object_get_user_data (GTK_OBJECT (widget));
layer = layer_widget->layer;
/* Set sensitivity */
/* to false if there is a floating selection, and this aint it */
if (! layer_is_floating_sel (layer_widget->layer) && layersD->floating_sel != NULL)
{
if (GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
gtk_widget_set_sensitive (layer_widget->list_item, FALSE);
}
/* to true if there is a floating selection, and this is it */
if (layer_is_floating_sel (layer_widget->layer) && layersD->floating_sel != NULL)
{
if (! GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
gtk_widget_set_sensitive (layer_widget->list_item, TRUE);
}
/* to true if there is not floating selection */
else if (layersD->floating_sel == NULL)
{
if (! GTK_WIDGET_IS_SENSITIVE (layer_widget->list_item))
gtk_widget_set_sensitive (layer_widget->list_item, TRUE);
}
/* if there is an active channel, unselect layer */
if (layersD->active_channel != NULL)
layers_dialog_unset_layer (layer_widget->layer);
/* otherwise, if this is the active layer, set */
else if (layersD->active_layer == layer_widget->layer)
{
layers_dialog_set_active_layer (layersD->active_layer);
/* set the data widgets to reflect this layer's values
* 1) The opacity slider
* 2) The paint mode menu
* 3) The preserve trans button
*/
gtk_adjustment_set_value (GTK_ADJUSTMENT (layersD->opacity_data),
(gfloat) layer_widget->layer->opacity / 2.55);
gtk_option_menu_set_history (GTK_OPTION_MENU (layersD->mode_option_menu),
paint_mode_menu_get_position (layer_widget->layer->mode));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (layersD->preserve_trans),
(layer_widget->layer->preserve_trans) ?
GTK_STATE_ACTIVE : GTK_STATE_NORMAL);
}
if (layer_is_floating_sel (layer_widget->layer))
name = _("Floating Selection");
else
name = layer_get_name (layer_widget->layer);
/* we need to set the name label if necessary */
gtk_label_get (GTK_LABEL (layer_widget->label), &label_name);
if (strcmp (name, label_name))
gtk_label_set (GTK_LABEL (layer_widget->label), name);
/* show the layer mask preview if necessary */
if (layer_widget->layer->mask == NULL && layer_widget->layer_mask)
{
layer_widget->layer_mask = FALSE;
layers_dialog_remove_layer_mask (layer_widget->layer);
}
else if (layer_widget->layer->mask != NULL && !layer_widget->layer_mask)
{
layer_widget->layer_mask = TRUE;
layers_dialog_add_layer_mask (layer_widget->layer);
}
/* Update the previews */
update_layer_preview = (! GIMP_DRAWABLE(layer)->preview_valid);
if (layer->mask)
{
update_mask_preview = (! GIMP_DRAWABLE(layer->mask)->preview_valid);
if (layer->apply_mask != layer_widget->apply_mask)
{
layer_widget->apply_mask = layer->apply_mask;
update_mask_preview = TRUE;
}
if (layer->show_mask != layer_widget->show_mask)
{
layer_widget->show_mask = layer->show_mask;
update_mask_preview = TRUE;
}
if (layer->edit_mask != layer_widget->edit_mask)
{
layer_widget->edit_mask = layer->edit_mask;
if (layer->edit_mask == TRUE)
layer_widget->active_preview = MASK_PREVIEW;
else
layer_widget->active_preview = LAYER_PREVIEW;
/* The boundary indicating whether layer or mask is active */
layer_widget_boundary_redraw (layer_widget, LAYER_PREVIEW);
layer_widget_boundary_redraw (layer_widget, MASK_PREVIEW);
}
}
if (update_layer_preview)
gtk_widget_queue_draw (layer_widget->layer_preview);
if (update_mask_preview)
gtk_widget_queue_draw (layer_widget->mask_preview);
}
/********************************/
/* The new layer query dialog */
/********************************/
typedef struct _NewLayerOptions NewLayerOptions;
struct _NewLayerOptions
{
GtkWidget *query_box;
GtkWidget *name_entry;
GtkWidget *size_se;
GimpFillType fill_type;
gint xsize;
gint ysize;
GimpImage *gimage;
};
static GimpFillType fill_type = TRANSPARENT_FILL;
static gchar *layer_name = NULL;
static void
new_layer_query_ok_callback (GtkWidget *widget,
gpointer data)
{
NewLayerOptions *options;
Layer *layer;
GImage *gimage;
options = (NewLayerOptions *) data;
if (layer_name)
g_free (layer_name);
layer_name = g_strdup (gtk_entry_get_text (GTK_ENTRY (options->name_entry)));
options->xsize = (gint)
(gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (options->size_se), 0) + 0.5);
options->ysize = (gint)
(gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (options->size_se), 1) + 0.5);
fill_type = options->fill_type;
if ((gimage = options->gimage))
{
/* Start a group undo */
undo_push_group_start (gimage, LAYER_ADD_UNDO);
layer = layer_new (gimage, options->xsize, options->ysize,
gimage_base_type_with_alpha (gimage),
layer_name, OPAQUE_OPACITY, NORMAL_MODE);
if (layer)
{
drawable_fill (GIMP_DRAWABLE(layer), fill_type);
gimage_add_layer (gimage, layer, -1);
/* End the group undo */
undo_push_group_end (gimage);
gdisplays_flush ();
}
else
{
g_message ("new_layer_query_ok_callback():\n"
"could not allocate new layer");
}
}
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
new_layer_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
NewLayerOptions *options;
options = (NewLayerOptions *) data;
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
new_layer_query_fill_type_callback (GtkWidget *widget,
gpointer data)
{
NewLayerOptions *options;
options = (NewLayerOptions *) data;
options->fill_type =
(GimpFillType) gtk_object_get_data (GTK_OBJECT (widget), "fill_type");
}
static void
layers_dialog_new_layer_query (GimpImage* gimage)
{
NewLayerOptions *options;
GtkWidget *vbox;
GtkWidget *table;
GtkWidget *label;
GtkObject *adjustment;
GtkWidget *spinbutton;
GtkWidget *radio_frame;
GtkWidget *radio_box;
GtkWidget *radio_button;
GSList *group;
gint i;
static gchar *button_names[] =
{
N_("Foreground"),
N_("Background"),
N_("White"),
N_("Transparent")
};
static gint n_buttons = sizeof (button_names) / sizeof (button_names[0]);
/* The new options structure */
options = g_new (NewLayerOptions, 1);
options->fill_type = fill_type;
options->gimage = gimage;
/* The dialog */
options->query_box =
gimp_dialog_new (_("New Layer Options"), "new_layer_options",
gimp_standard_help_func,
"dialogs/layers/new_layer.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("OK"), new_layer_query_ok_callback,
options, NULL, TRUE, FALSE,
_("Cancel"), new_layer_query_cancel_callback,
options, NULL, FALSE, TRUE,
NULL);
/* The main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (options->query_box)->vbox),
vbox);
table = gtk_table_new (3, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
gtk_table_set_row_spacing (GTK_TABLE (table), 0, 4);
gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
/* The name label and entry */
label = gtk_label_new (_("Layer Name:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
GTK_SHRINK | GTK_FILL, GTK_SHRINK, 0, 1);
gtk_widget_show (label);
options->name_entry = gtk_entry_new ();
gtk_widget_set_usize (options->name_entry, 75, 0);
gtk_table_attach_defaults (GTK_TABLE (table), options->name_entry, 1, 2, 0, 1);
gtk_entry_set_text (GTK_ENTRY (options->name_entry),
(layer_name ? layer_name : _("New Layer")));
gtk_widget_show (options->name_entry);
/* The size labels */
label = gtk_label_new (_("Layer Width:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK, 0, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Height:"));
gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5);
gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
GTK_SHRINK | GTK_FILL, GTK_SHRINK, 0, 0);
gtk_widget_show (label);
/* The size sizeentry */
adjustment = gtk_adjustment_new (1, 1, 1, 1, 10, 1);
spinbutton = gtk_spin_button_new (GTK_ADJUSTMENT (adjustment), 1, 2);
gtk_spin_button_set_shadow_type (GTK_SPIN_BUTTON (spinbutton),
GTK_SHADOW_NONE);
gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinbutton), TRUE);
gtk_widget_set_usize (spinbutton, 75, 0);
options->size_se = gimp_size_entry_new (1, gimage->unit, "%a",
TRUE, TRUE, FALSE, 75,
GIMP_SIZE_ENTRY_UPDATE_SIZE);
gimp_size_entry_add_field (GIMP_SIZE_ENTRY (options->size_se),
GTK_SPIN_BUTTON (spinbutton), NULL);
gtk_table_attach_defaults (GTK_TABLE (options->size_se), spinbutton,
1, 2, 0, 1);
gtk_widget_show (spinbutton);
gtk_table_attach (GTK_TABLE (table), options->size_se, 1, 2, 1, 3,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (options->size_se);
gimp_size_entry_set_unit (GIMP_SIZE_ENTRY (options->size_se), UNIT_PIXEL);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (options->size_se), 0,
gimage->xresolution, FALSE);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (options->size_se), 1,
gimage->yresolution, FALSE);
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (options->size_se), 0,
GIMP_MIN_IMAGE_SIZE,
GIMP_MAX_IMAGE_SIZE);
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (options->size_se), 1,
GIMP_MIN_IMAGE_SIZE,
GIMP_MAX_IMAGE_SIZE);
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (options->size_se), 0,
0, gimage->width);
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (options->size_se), 1,
0, gimage->height);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (options->size_se), 0,
gimage->width);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (options->size_se), 1,
gimage->height);
gtk_widget_show (table);
/* The radio frame and box */
radio_frame = gtk_frame_new (_("Layer Fill Type"));
gtk_box_pack_start (GTK_BOX (vbox), radio_frame, FALSE, FALSE, 0);
radio_box = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (radio_box), 2);
gtk_container_add (GTK_CONTAINER (radio_frame), radio_box);
/* The radio buttons */
group = NULL;
for (i = 0; i < n_buttons; i++)
{
radio_button =
gtk_radio_button_new_with_label (group, gettext(button_names[i]));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio_button));
gtk_box_pack_start (GTK_BOX (radio_box), radio_button, FALSE, FALSE, 0);
gtk_object_set_data (GTK_OBJECT (radio_button), "fill_type",
(gpointer) i);
gtk_signal_connect (GTK_OBJECT (radio_button), "toggled",
(GtkSignalFunc) new_layer_query_fill_type_callback,
options);
/* Set the correct radio button */
if (i == options->fill_type)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (radio_button), TRUE);
gtk_widget_show (radio_button);
}
gtk_widget_show (radio_box);
gtk_widget_show (radio_frame);
gtk_widget_show (vbox);
gtk_widget_show (options->query_box);
}
/**************************************/
/* The edit layer attributes dialog */
/**************************************/
typedef struct _EditLayerOptions EditLayerOptions;
struct _EditLayerOptions
{
GtkWidget *query_box;
GtkWidget *name_entry;
GimpLayer *layer;
GImage *gimage;
};
static void
edit_layer_query_ok_callback (GtkWidget *widget,
gpointer data)
{
EditLayerOptions *options;
Layer *layer;
options = (EditLayerOptions *) data;
if ((layer = options->layer))
{
/* Set the new layer name */
if (GIMP_DRAWABLE (layer)->name && layer_is_floating_sel (layer))
{
/* If the layer is a floating selection, make it a layer */
floating_sel_to_layer (layer);
}
else
{
/* We're doing a plain rename */
undo_push_layer_rename (options->gimage, layer);
}
layer_set_name (layer,
gtk_entry_get_text (GTK_ENTRY (options->name_entry)));
}
gdisplays_flush ();
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
edit_layer_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
EditLayerOptions *options;
options = (EditLayerOptions *) data;
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
layers_dialog_edit_layer_query (LayerWidget *layer_widget)
{
EditLayerOptions *options;
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *label;
/* The new options structure */
options = g_new (EditLayerOptions, 1);
options->layer = layer_widget->layer;
options->gimage = layer_widget->gimage;
/* The dialog */
options->query_box =
gimp_dialog_new (_("Edit Layer Attributes"), "edit_layer_attributes",
gimp_standard_help_func,
"dialogs/layers/edit_layer_attributes.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("OK"), edit_layer_query_ok_callback,
options, NULL, TRUE, FALSE,
_("Cancel"), edit_layer_query_cancel_callback,
options, NULL, FALSE, TRUE,
NULL);
/* The main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (options->query_box)->vbox),
vbox);
/* The name hbox, label and entry */
hbox = gtk_hbox_new (FALSE, 4);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
label = gtk_label_new (_("Layer name:"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
options->name_entry = gtk_entry_new ();
gtk_box_pack_start (GTK_BOX (hbox), options->name_entry, TRUE, TRUE, 0);
gtk_entry_set_text (GTK_ENTRY (options->name_entry),
((layer_is_floating_sel (layer_widget->layer) ?
_("Floating Selection") :
layer_get_name (layer_widget->layer))));
gtk_widget_show (options->name_entry);
gtk_widget_show (hbox);
gtk_widget_show (vbox);
gtk_widget_show (options->query_box);
}
/*******************************/
/* The add mask query dialog */
/*******************************/
typedef struct _AddMaskOptions AddMaskOptions;
struct _AddMaskOptions
{
GtkWidget *query_box;
Layer *layer;
AddMaskType add_mask_type;
};
static void
add_mask_query_ok_callback (GtkWidget *widget,
gpointer data)
{
AddMaskOptions *options;
GImage *gimage;
LayerMask *mask;
Layer *layer;
options = (AddMaskOptions *) data;
if ((layer = (options->layer)) &&
(gimage = GIMP_DRAWABLE (layer)->gimage))
{
mask = layer_create_mask (layer, options->add_mask_type);
gimage_add_layer_mask (gimage, layer, mask);
gdisplays_flush ();
}
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
add_mask_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
AddMaskOptions *options;
options = (AddMaskOptions *) data;
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
add_mask_query_fill_type_callback (GtkWidget *widget,
gpointer data)
{
AddMaskOptions *options;
options = (AddMaskOptions *) data;
options->add_mask_type =
(AddMaskType) gtk_object_get_data (GTK_OBJECT (widget), "add_mask_type");
}
static void
layers_dialog_add_mask_query (Layer *layer)
{
AddMaskOptions *options;
GtkWidget *vbox;
GtkWidget *radio_frame;
GtkWidget *radio_box;
GtkWidget *radio_button;
GSList *group = NULL;
gint i;
static gchar *button_names[] =
{
N_("White (Full Opacity)"),
N_("Black (Full Transparency)"),
N_("Layer's Alpha Channel")
};
static gint n_buttons = sizeof (button_names) / sizeof (button_names[0]);
/* The new options structure */
options = g_new (AddMaskOptions, 1);
options->layer = layer;
options->add_mask_type = ADD_WHITE_MASK;
/* The dialog */
options->query_box =
gimp_dialog_new (_("Add Mask Options"), "add_mask_options",
gimp_standard_help_func,
"dialogs/layers/add_mask.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("OK"), add_mask_query_ok_callback,
options, NULL, TRUE, FALSE,
_("Cancel"), add_mask_query_cancel_callback,
options, NULL, FALSE, TRUE,
NULL);
/* The main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (options->query_box)->vbox),
vbox);
/* The radio frame and box */
radio_frame = gtk_frame_new (_("Initialize Layer Mask to:"));
gtk_box_pack_start (GTK_BOX (vbox), radio_frame, FALSE, FALSE, 0);
radio_box = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (radio_box), 2);
gtk_container_add (GTK_CONTAINER (radio_frame), radio_box);
/* The radio buttons */
for (i = 0; i < n_buttons; i++)
{
radio_button =
gtk_radio_button_new_with_label (group, gettext (button_names[i]));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio_button));
gtk_box_pack_start (GTK_BOX (radio_box), radio_button, FALSE, FALSE, 0);
gtk_object_set_data (GTK_OBJECT (radio_button), "add_mask_type",
(gpointer) i);
gtk_signal_connect (GTK_OBJECT (radio_button), "toggled",
(GtkSignalFunc) add_mask_query_fill_type_callback,
options);
gtk_widget_show (radio_button);
}
gtk_widget_show (radio_box);
gtk_widget_show (radio_frame);
gtk_widget_show (vbox);
gtk_widget_show (options->query_box);
}
/*********************************/
/* The apply layer mask dialog */
/*********************************/
typedef struct _ApplyMaskOptions ApplyMaskOptions;
struct _ApplyMaskOptions
{
GtkWidget *query_box;
Layer *layer;
};
static void
apply_mask_query_apply_callback (GtkWidget *widget,
gpointer data)
{
ApplyMaskOptions *options;
options = (ApplyMaskOptions *) data;
gimage_remove_layer_mask (drawable_gimage (GIMP_DRAWABLE (options->layer)),
options->layer, APPLY);
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
apply_mask_query_discard_callback (GtkWidget *widget,
gpointer data)
{
ApplyMaskOptions *options;
options = (ApplyMaskOptions *) data;
gimage_remove_layer_mask (drawable_gimage (GIMP_DRAWABLE (options->layer)),
options->layer, DISCARD);
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
apply_mask_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
ApplyMaskOptions *options;
options = (ApplyMaskOptions *) data;
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
layers_dialog_apply_mask_query (Layer *layer)
{
ApplyMaskOptions *options;
GtkWidget *vbox;
GtkWidget *label;
/* The new options structure */
options = g_new (ApplyMaskOptions, 1);
options->layer = layer;
/* The dialog */
options->query_box =
gimp_dialog_new (_("Layer Mask Options"), "layer_mask_options",
gimp_standard_help_func,
"dialogs/layers/apply_mask.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("Apply"), apply_mask_query_apply_callback,
options, NULL, TRUE, FALSE,
_("Discard"), apply_mask_query_discard_callback,
options, NULL, FALSE, FALSE,
_("Cancel"), apply_mask_query_cancel_callback,
options, NULL, FALSE, TRUE,
NULL);
/* The main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (options->query_box)->vbox),
vbox);
/* The name entry hbox, label and entry */
label = gtk_label_new (_("Apply layer mask?"));
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
gtk_widget_show (label);
gtk_widget_show (vbox);
gtk_widget_show (options->query_box);
}
/****************************/
/* The scale layer dialog */
/****************************/
typedef struct _ScaleLayerOptions ScaleLayerOptions;
struct _ScaleLayerOptions
{
Layer *layer;
Resize *resize;
};
static void
scale_layer_query_ok_callback (GtkWidget *widget,
gpointer data)
{
ScaleLayerOptions *options;
GImage *gimage;
Layer *layer;
options = (ScaleLayerOptions *) data;
if (options->resize->width > 0 && options->resize->height > 0 &&
(layer = (options->layer)))
{
if ((gimage = GIMP_DRAWABLE (layer)->gimage) != NULL)
{
undo_push_group_start (gimage, LAYER_SCALE_UNDO);
if (layer_is_floating_sel (layer))
floating_sel_relax (layer, TRUE);
layer_scale (layer, options->resize->width, options->resize->height, TRUE);
if (layer_is_floating_sel (layer))
floating_sel_rigor (layer, TRUE);
undo_push_group_end (gimage);
gdisplays_flush ();
}
resize_widget_free (options->resize);
g_free (options);
}
else
g_message (_("Invalid width or height.\n"
"Both must be positive."));
}
static void
scale_layer_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
ScaleLayerOptions *options;
options = (ScaleLayerOptions *) data;
resize_widget_free (options->resize);
g_free (options);
}
static void
layers_dialog_scale_layer_query (GImage *gimage,
Layer *layer)
{
ScaleLayerOptions *options;
/* the new options structure */
options = g_new (ScaleLayerOptions, 1);
options->layer = layer;
options->resize = resize_widget_new (ScaleWidget,
ResizeLayer,
GTK_OBJECT (layer),
drawable_width (GIMP_DRAWABLE(layer)),
drawable_height (GIMP_DRAWABLE(layer)),
gimage->xresolution,
gimage->yresolution,
gimage->unit,
TRUE,
scale_layer_query_ok_callback,
scale_layer_query_cancel_callback,
options);
gtk_widget_show (options->resize->resize_shell);
}
/*****************************/
/* The resize layer dialog */
/*****************************/
typedef struct _ResizeLayerOptions ResizeLayerOptions;
struct _ResizeLayerOptions
{
Layer *layer;
Resize *resize;
};
static void
resize_layer_query_ok_callback (GtkWidget *widget,
gpointer data)
{
ResizeLayerOptions *options;
GImage *gimage;
Layer *layer;
options = (ResizeLayerOptions *) data;
if (options->resize->width > 0 && options->resize->height > 0 &&
(layer = (options->layer)))
{
if ((gimage = GIMP_DRAWABLE (layer)->gimage) != NULL)
{
undo_push_group_start (gimage, LAYER_RESIZE_UNDO);
if (layer_is_floating_sel (layer))
floating_sel_relax (layer, TRUE);
layer_resize (layer,
options->resize->width, options->resize->height,
options->resize->offset_x, options->resize->offset_y);
if (layer_is_floating_sel (layer))
floating_sel_rigor (layer, TRUE);
undo_push_group_end (gimage);
gdisplays_flush ();
}
resize_widget_free (options->resize);
g_free (options);
}
else
g_message (_("Invalid width or height.\n"
"Both must be positive."));
}
static void
resize_layer_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
ResizeLayerOptions *options;
options = (ResizeLayerOptions *) data;
resize_widget_free (options->resize);
g_free (options);
}
static void
layers_dialog_resize_layer_query (GImage *gimage,
Layer *layer)
{
ResizeLayerOptions *options;
/* the new options structure */
options = g_new (ResizeLayerOptions, 1);
options->layer = layer;
options->resize = resize_widget_new (ResizeWidget,
ResizeLayer,
GTK_OBJECT (layer),
drawable_width (GIMP_DRAWABLE(layer)),
drawable_height (GIMP_DRAWABLE(layer)),
gimage->xresolution,
gimage->yresolution,
gimage->unit,
TRUE,
resize_layer_query_ok_callback,
resize_layer_query_cancel_callback,
options);
gtk_widget_show (options->resize->resize_shell);
}
/****************************/
/* The layer merge dialog */
/****************************/
typedef struct _LayerMergeOptions LayerMergeOptions;
struct _LayerMergeOptions
{
GtkWidget *query_box;
GimpImage *gimage;
gboolean merge_visible;
MergeType merge_type;
};
static void
layer_merge_query_ok_callback (GtkWidget *widget,
gpointer data)
{
LayerMergeOptions *options;
GImage *gimage;
options = (LayerMergeOptions *) data;
if (! (gimage = options->gimage))
return;
if (options->merge_visible)
gimage_merge_visible_layers (gimage, options->merge_type);
gdisplays_flush ();
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
layer_merge_query_cancel_callback (GtkWidget *widget,
gpointer data)
{
LayerMergeOptions *options;
options = (LayerMergeOptions *) data;
gtk_widget_destroy (options->query_box);
g_free (options);
}
static void
layer_merge_query_type_callback (GtkWidget *widget,
gpointer data)
{
LayerMergeOptions *options;
options = (LayerMergeOptions *) data;
options->merge_type =
(MergeType) gtk_object_get_data (GTK_OBJECT (widget), "merge_type");
}
void
layers_dialog_layer_merge_query (GImage *gimage,
/* if FALSE, anchor active layer */
gboolean merge_visible)
{
LayerMergeOptions *options;
GtkWidget *vbox;
GtkWidget *radio_frame;
GtkWidget *radio_box;
GtkWidget *radio_button;
GSList *group = NULL;
gint i;
static gchar *button_names[] =
{
N_("Expanded as necessary"),
N_("Clipped to image"),
N_("Clipped to bottom layer")
};
static gint n_buttons = sizeof (button_names) / sizeof (button_names[0]);
/* The new options structure */
options = g_new (LayerMergeOptions, 1);
options->gimage = gimage;
options->merge_visible = merge_visible;
options->merge_type = EXPAND_AS_NECESSARY;
/* The dialog */
options->query_box =
gimp_dialog_new (_("Layer Merge Options"), "layer_merge_options",
gimp_standard_help_func,
"dialogs/layers/merge_visible_layers.html",
GTK_WIN_POS_MOUSE,
FALSE, TRUE, FALSE,
_("OK"), layer_merge_query_ok_callback,
options, NULL, TRUE, FALSE,
_("Cancel"), layer_merge_query_cancel_callback,
options, NULL, FALSE, TRUE,
NULL);
/* The main vbox */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (options->query_box)->vbox),
vbox);
/* The radio frame and box */
if (merge_visible)
radio_frame = gtk_frame_new (_("Final, Merged Layer should be:"));
else
radio_frame = gtk_frame_new (_("Final, Anchored Layer should be:"));
gtk_box_pack_start (GTK_BOX (vbox), radio_frame, FALSE, FALSE, 0);
radio_box = gtk_vbox_new (FALSE, 1);
gtk_container_set_border_width (GTK_CONTAINER (radio_box), 2);
gtk_container_add (GTK_CONTAINER (radio_frame), radio_box);
/* The radio buttons */
for (i = 0; i < n_buttons; i++)
{
radio_button =
gtk_radio_button_new_with_label (group, gettext (button_names[i]));
group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio_button));
gtk_box_pack_start (GTK_BOX (radio_box), radio_button, FALSE, FALSE, 0);
gtk_object_set_data (GTK_OBJECT (radio_button), "merge_type",
(gpointer) i);
gtk_signal_connect (GTK_OBJECT (radio_button), "toggled",
(GtkSignalFunc) layer_merge_query_type_callback,
options);
gtk_widget_show (radio_button);
}
gtk_widget_show (radio_box);
gtk_widget_show (radio_frame);
gtk_widget_show (vbox);
gtk_widget_show (options->query_box);
}
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