gimp/app/channel_ops.c

868 lines
24 KiB
C

/* 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 "config.h"
#include <string.h>
#include <gtk/gtk.h>
#include "libgimpcolor/gimpcolor.h"
#include "libgimpmath/gimpmath.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "apptypes.h"
#include "apptypes.h"
#include "channel_ops.h"
#include "cursorutil.h"
#include "drawable.h"
#include "floating_sel.h"
#include "gdisplay.h"
#include "gimage.h"
#include "gimpchannel.h"
#include "gimpcontext.h"
#include "gimplayer.h"
#include "paint_funcs.h"
#include "parasitelist.h"
#include "path.h"
#include "pixel_region.h"
#include "tile_manager.h"
#include "libgimp/gimpintl.h"
#define ENTRY_WIDTH 60
typedef struct _OffsetDialog OffsetDialog;
struct _OffsetDialog
{
GtkWidget *dlg;
GtkWidget *off_se;
gboolean wrap_around;
ChannelOffsetType fill_type;
GimpImage *gimage;
};
/* Forward declarations */
static void offset_ok_callback (GtkWidget *widget,
gpointer data);
static void offset_cancel_callback (GtkWidget *widget,
gpointer data);
static void offset_halfheight_callback (GtkWidget *widget,
gpointer data);
void
channel_ops_offset (GimpImage* gimage)
{
OffsetDialog *off_d;
GtkWidget *label;
GtkWidget *check;
GtkWidget *push;
GtkWidget *vbox;
GtkWidget *table;
GtkObject *adjustment;
GtkWidget *spinbutton;
GtkWidget *frame;
GtkWidget *radio_button;
GimpDrawable *drawable;
drawable = gimp_image_active_drawable (gimage);
off_d = g_new (OffsetDialog, 1);
off_d->wrap_around = TRUE;
off_d->fill_type = gimp_drawable_has_alpha (drawable);
off_d->gimage = gimage;
off_d->dlg = gimp_dialog_new (_("Offset"), "offset",
gimp_standard_help_func,
"dialogs/offset.html",
GTK_WIN_POS_NONE,
FALSE, TRUE, FALSE,
_("OK"), offset_ok_callback,
off_d, NULL, NULL, TRUE, FALSE,
_("Cancel"), offset_cancel_callback,
off_d, NULL, NULL, FALSE, TRUE,
NULL);
/* The vbox for first column of options */
vbox = gtk_vbox_new (FALSE, 2);
gtk_container_set_border_width (GTK_CONTAINER (vbox), 4);
gtk_container_add (GTK_CONTAINER (GTK_DIALOG (off_d->dlg)->vbox), vbox);
/* The table for the offsets */
table = gtk_table_new (3, 2, FALSE);
gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4);
gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
/* The offset labels */
label = gtk_label_new (_("Offset X:"));
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, 0);
gtk_widget_show (label);
label = gtk_label_new (_("Y:"));
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);
/* The offset 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);
off_d->off_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 (off_d->off_se),
GTK_SPIN_BUTTON (spinbutton), NULL);
gtk_table_attach_defaults (GTK_TABLE (off_d->off_se), spinbutton,
1, 2, 0, 1);
gtk_widget_show (spinbutton);
gtk_table_attach (GTK_TABLE (table), off_d->off_se, 1, 2, 0, 2,
GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 0, 0);
gtk_widget_show (off_d->off_se);
gimp_size_entry_set_unit (GIMP_SIZE_ENTRY (off_d->off_se), GIMP_UNIT_PIXEL);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (off_d->off_se), 0,
gimage->xresolution, FALSE);
gimp_size_entry_set_resolution (GIMP_SIZE_ENTRY (off_d->off_se), 1,
gimage->yresolution, FALSE);
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (off_d->off_se), 0,
-gimage->width, gimage->width);
gimp_size_entry_set_refval_boundaries (GIMP_SIZE_ENTRY (off_d->off_se), 1,
-gimage->height, gimage->height);
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (off_d->off_se), 0,
0, gimage->width);
gimp_size_entry_set_size (GIMP_SIZE_ENTRY (off_d->off_se), 1,
0, gimage->height);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (off_d->off_se), 0, 0);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (off_d->off_se), 1, 0);
gtk_widget_show (table);
/* The wrap around option */
check = gtk_check_button_new_with_label (_("Wrap Around"));
gtk_box_pack_start (GTK_BOX (vbox), check, FALSE, FALSE, 0);
gtk_widget_show (check);
/* The fill options */
frame =
gimp_radio_group_new2 (TRUE, _("Fill Type"),
gimp_radio_button_update,
&off_d->fill_type, (gpointer) off_d->fill_type,
_("Background"), (gpointer) OFFSET_BACKGROUND, NULL,
_("Transparent"), (gpointer) OFFSET_TRANSPARENT,
&radio_button,
NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
if (! gimp_drawable_has_alpha (drawable))
gtk_widget_set_sensitive (radio_button, FALSE);
/* The by half height and half width option */
push = gtk_button_new_with_label (_("Offset by (x/2),(y/2)"));
gtk_container_set_border_width (GTK_CONTAINER (push), 2);
gtk_box_pack_start (GTK_BOX (vbox), push, FALSE, FALSE, 0);
gtk_widget_show (push);
/* Hook up the wrap around */
gtk_signal_connect (GTK_OBJECT (check), "toggled",
GTK_SIGNAL_FUNC (gimp_toggle_button_update),
&off_d->wrap_around);
gtk_object_set_data (GTK_OBJECT (check), "inverse_sensitive", frame);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check), off_d->wrap_around);
/* Hook up the by half */
gtk_signal_connect (GTK_OBJECT (push), "clicked",
(GtkSignalFunc) offset_halfheight_callback,
off_d);
gtk_widget_show (vbox);
gtk_widget_show (off_d->dlg);
}
void
offset (GimpImage *gimage,
GimpDrawable *drawable,
gboolean wrap_around,
ChannelOffsetType fill_type,
gint offset_x,
gint offset_y)
{
PixelRegion srcPR, destPR;
TileManager *new_tiles;
gint width, height;
gint src_x, src_y;
gint dest_x, dest_y;
guchar fill[MAX_CHANNELS] = { 0 };
if (! drawable)
return;
width = gimp_drawable_width (drawable);
height = gimp_drawable_height (drawable);
if (wrap_around)
{
/* avoid modulo operation on negative values */
while (offset_x < 0)
offset_x += width;
while (offset_y < 0)
offset_y += height;
offset_x %= width;
offset_y %= height;
}
else
{
offset_x = CLAMP (offset_x, -width, width);
offset_y = CLAMP (offset_y, -height, height);
}
if (offset_x == 0 && offset_y == 0)
return;
new_tiles = tile_manager_new (width, height, gimp_drawable_bytes (drawable));
if (offset_x >= 0)
{
src_x = 0;
dest_x = offset_x;
width = CLAMP ((width - offset_x), 0, width);
}
else
{
src_x = -offset_x;
dest_x = 0;
width = CLAMP ((width + offset_x), 0, width);
}
if (offset_y >= 0)
{
src_y = 0;
dest_y = offset_y;
height = CLAMP ((height - offset_y), 0, height);
}
else
{
src_y = -offset_y;
dest_y = 0;
height = CLAMP ((height + offset_y), 0, height);
}
/* Copy the center region */
if (width && height)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
src_x, src_y, width, height, FALSE);
pixel_region_init (&destPR, new_tiles,
dest_x, dest_y, width, height, TRUE);
copy_region (&srcPR, &destPR);
}
/* Copy appropriately for wrap around */
if (wrap_around == TRUE)
{
if (offset_x >= 0 && offset_y >= 0)
{
src_x = gimp_drawable_width (drawable) - offset_x;
src_y = gimp_drawable_height (drawable) - offset_y;
}
else if (offset_x >= 0 && offset_y < 0)
{
src_x = gimp_drawable_width (drawable) - offset_x;
src_y = 0;
}
else if (offset_x < 0 && offset_y >= 0)
{
src_x = 0;
src_y = gimp_drawable_height (drawable) - offset_y;
}
else if (offset_x < 0 && offset_y < 0)
{
src_x = 0;
src_y = 0;
}
dest_x = (src_x + offset_x) % gimp_drawable_width (drawable);
if (dest_x < 0)
dest_x = gimp_drawable_width (drawable) + dest_x;
dest_y = (src_y + offset_y) % gimp_drawable_height (drawable);
if (dest_y < 0)
dest_y = gimp_drawable_height (drawable) + dest_y;
/* intersecting region */
if (offset_x != 0 && offset_y != 0)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
src_x, src_y, ABS (offset_x), ABS (offset_y)
, FALSE);
pixel_region_init (&destPR, new_tiles,
dest_x, dest_y, ABS (offset_x), ABS (offset_y),
TRUE);
copy_region (&srcPR, &destPR);
}
/* X offset */
if (offset_x != 0)
{
if (offset_y >= 0)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
src_x, 0, ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
FALSE);
pixel_region_init (&destPR, new_tiles,
dest_x, dest_y + offset_y,
ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
TRUE);
}
else if (offset_y < 0)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
src_x, src_y - offset_y,
ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
FALSE);
pixel_region_init (&destPR, new_tiles,
dest_x, 0,
ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
TRUE);
}
copy_region (&srcPR, &destPR);
}
/* X offset */
if (offset_y != 0)
{
if (offset_x >= 0)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
0, src_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y), FALSE);
pixel_region_init (&destPR, new_tiles, dest_x + offset_x, dest_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y), TRUE);
}
else if (offset_x < 0)
{
pixel_region_init (&srcPR, gimp_drawable_data (drawable),
src_x - offset_x, src_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y), FALSE);
pixel_region_init (&destPR, new_tiles, 0, dest_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y), TRUE);
}
copy_region (&srcPR, &destPR);
}
}
/* Otherwise, fill the vacated regions */
else
{
if (fill_type == OFFSET_BACKGROUND)
{
GimpRGB color;
gimp_context_get_background (NULL, &color);
gimp_rgb_get_uchar (&color, &fill[0], &fill[1], &fill[2]);
if (gimp_drawable_has_alpha (drawable))
fill[gimp_drawable_bytes (drawable) - 1] = OPAQUE_OPACITY;
}
if (offset_x >= 0 && offset_y >= 0)
{
dest_x = 0;
dest_y = 0;
}
else if (offset_x >= 0 && offset_y < 0)
{
dest_x = 0;
dest_y = gimp_drawable_height (drawable) + offset_y;
}
else if (offset_x < 0 && offset_y >= 0)
{
dest_x = gimp_drawable_width (drawable) + offset_x;
dest_y = 0;
}
else if (offset_x < 0 && offset_y < 0)
{
dest_x = gimp_drawable_width (drawable) + offset_x;
dest_y = gimp_drawable_height (drawable) + offset_y;
}
/* intersecting region */
if (offset_x != 0 && offset_y != 0)
{
pixel_region_init (&destPR, new_tiles, dest_x, dest_y,
ABS (offset_x), ABS (offset_y), TRUE);
color_region (&destPR, fill);
}
/* X offset */
if (offset_x != 0)
{
if (offset_y >= 0)
pixel_region_init (&destPR, new_tiles,
dest_x, dest_y + offset_y,
ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
TRUE);
else if (offset_y < 0)
pixel_region_init (&destPR, new_tiles,
dest_x, 0,
ABS (offset_x),
gimp_drawable_height (drawable) - ABS (offset_y),
TRUE);
color_region (&destPR, fill);
}
/* X offset */
if (offset_y != 0)
{
if (offset_x >= 0)
pixel_region_init (&destPR, new_tiles,
dest_x + offset_x,
dest_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y),
TRUE);
else if (offset_x < 0)
pixel_region_init (&destPR, new_tiles,
0, dest_y,
gimp_drawable_width (drawable) - ABS (offset_x),
ABS (offset_y),
TRUE);
color_region (&destPR, fill);
}
}
/* push an undo */
drawable_apply_image (drawable,
0, 0,
gimp_drawable_width (drawable),
gimp_drawable_height (drawable),
gimp_drawable_data (drawable),
FALSE);
/* swap the tiles */
drawable->tiles = new_tiles;
/* update the drawable */
drawable_update (drawable,
0, 0,
gimp_drawable_width (drawable),
gimp_drawable_height (drawable));
}
/*
* Interface callbacks
*/
static void
offset_ok_callback (GtkWidget *widget,
gpointer data)
{
OffsetDialog *off_d;
GImage *gimage;
GimpDrawable *drawable;
gint offset_x;
gint offset_y;
off_d = (OffsetDialog *) data;
if ((gimage = off_d->gimage) != NULL)
{
drawable = gimp_image_active_drawable (gimage);
offset_x = (gint)
RINT (gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (off_d->off_se), 0));
offset_y = (gint)
RINT (gimp_size_entry_get_refval (GIMP_SIZE_ENTRY (off_d->off_se), 1));
offset (gimage, drawable, off_d->wrap_around, off_d->fill_type,
offset_x, offset_y);
gdisplays_flush ();
}
gtk_widget_destroy (off_d->dlg);
g_free (off_d);
}
static void
offset_cancel_callback (GtkWidget *widget,
gpointer data)
{
OffsetDialog *off_d;
off_d = (OffsetDialog *) data;
gtk_widget_destroy (off_d->dlg);
g_free (off_d);
}
static void
offset_halfheight_callback (GtkWidget *widget,
gpointer data)
{
OffsetDialog *off_d;
GImage *gimage;
off_d = (OffsetDialog *) data;
gimage = off_d->gimage;
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (off_d->off_se),
0, gimage->width / 2);
gimp_size_entry_set_refval (GIMP_SIZE_ENTRY (off_d->off_se),
1, gimage->height / 2);
}
GimpImage *
duplicate (GimpImage *gimage)
{
PixelRegion srcPR, destPR;
GimpImage *new_gimage;
GimpLayer *layer, *new_layer;
GimpLayer *floating_layer;
GimpChannel *channel, *new_channel;
GSList *list;
GList *glist;
Guide *guide = NULL;
GimpLayer *active_layer = NULL;
GimpChannel *active_channel = NULL;
GimpDrawable *new_floating_sel_drawable = NULL;
GimpDrawable *floating_sel_drawable = NULL;
ParasiteList *parasites;
PathList *paths;
gint count;
gimp_add_busy_cursors_until_idle ();
/* Create a new image */
new_gimage = gimage_new (gimage->width, gimage->height, gimage->base_type);
gimp_image_undo_disable (new_gimage);
/* Copy resolution and unit information */
new_gimage->xresolution = gimage->xresolution;
new_gimage->yresolution = gimage->yresolution;
new_gimage->unit = gimage->unit;
/* Copy floating layer */
floating_layer = gimp_image_floating_sel (gimage);
if (floating_layer)
{
floating_sel_relax (floating_layer, FALSE);
floating_sel_drawable = floating_layer->fs.drawable;
floating_layer = NULL;
}
/* Copy the layers */
list = gimage->layers;
count = 0;
layer = NULL;
while (list)
{
layer = (GimpLayer *) list->data;
list = g_slist_next (list);
new_layer = gimp_layer_copy (layer, FALSE);
gimp_drawable_set_gimage (GIMP_DRAWABLE (new_layer), new_gimage);
/* Make sure the copied layer doesn't say: "<old layer> copy" */
gimp_object_set_name (GIMP_OBJECT (new_layer),
gimp_object_get_name (GIMP_OBJECT (layer)));
/* Make sure if the layer has a layer mask, it's name isn't screwed up */
if (new_layer->mask)
{
gimp_object_set_name (GIMP_OBJECT (new_layer->mask),
gimp_object_get_name (GIMP_OBJECT (layer->mask)));
}
if (gimage->active_layer == layer)
active_layer = new_layer;
if (gimage->floating_sel == layer)
floating_layer = new_layer;
if (floating_sel_drawable == GIMP_DRAWABLE(layer))
new_floating_sel_drawable = GIMP_DRAWABLE(new_layer);
/* Add the layer */
if (floating_layer != new_layer)
gimp_image_add_layer (new_gimage, new_layer, count++);
}
/* Copy the channels */
list = gimage->channels;
count = 0;
while (list)
{
channel = (GimpChannel *) list->data;
list = g_slist_next (list);
new_channel = gimp_channel_copy (channel);
gimp_drawable_set_gimage (GIMP_DRAWABLE (new_channel), new_gimage);
/* Make sure the copied channel doesn't say: "<old channel> copy" */
gimp_object_set_name (GIMP_OBJECT (new_channel),
gimp_object_get_name (GIMP_OBJECT (channel)));
if (gimage->active_channel == channel)
active_channel = (new_channel);
if (floating_sel_drawable == GIMP_DRAWABLE(channel))
new_floating_sel_drawable = GIMP_DRAWABLE(new_channel);
/* Add the channel */
gimp_image_add_channel (new_gimage, new_channel, count++);
}
/* Copy the selection mask */
pixel_region_init (&srcPR, gimp_drawable_data (GIMP_DRAWABLE (gimage->selection_mask)),
0, 0, gimage->width, gimage->height, FALSE);
pixel_region_init (&destPR, gimp_drawable_data (GIMP_DRAWABLE (new_gimage->selection_mask)),
0, 0, gimage->width, gimage->height, TRUE);
copy_region (&srcPR, &destPR);
new_gimage->selection_mask->bounds_known = FALSE;
new_gimage->selection_mask->boundary_known = FALSE;
/* Set active layer, active channel */
new_gimage->active_layer = active_layer;
new_gimage->active_channel = active_channel;
if (floating_layer)
floating_sel_attach (floating_layer, new_floating_sel_drawable);
/* Copy the colormap if necessary */
if (new_gimage->base_type == INDEXED)
memcpy (new_gimage->cmap, gimage->cmap, gimage->num_cols * 3);
new_gimage->num_cols = gimage->num_cols;
/* copy state of all color channels */
for (count = 0; count < MAX_CHANNELS; count++)
{
new_gimage->visible[count] = gimage->visible[count];
new_gimage->active[count] = gimage->active[count];
}
/* Copy any Guides */
glist = gimage->guides;
while (glist)
{
Guide* new_guide;
guide = (Guide*) glist->data;
glist = g_list_next (glist);
switch (guide->orientation)
{
case ORIENTATION_HORIZONTAL:
new_guide = gimp_image_add_hguide (new_gimage);
new_guide->position = guide->position;
break;
case ORIENTATION_VERTICAL:
new_guide = gimp_image_add_vguide (new_gimage);
new_guide->position = guide->position;
break;
default:
g_error ("Unknown guide orientation.\n");
}
}
/* Copy the qmask info */
new_gimage->qmask_state = gimage->qmask_state;
new_gimage->qmask_color = gimage->qmask_color;
/* Copy parasites */
parasites = gimage->parasites;
if (parasites)
new_gimage->parasites = parasite_list_copy (parasites);
/* Copy paths */
paths = gimp_image_get_paths (gimage);
if (paths)
{
GSList *plist = NULL;
GSList *new_plist = NULL;
Path *path;
PathList *new_paths;
for (plist = paths->bz_paths; plist; plist = plist->next)
{
path = plist->data;
new_plist = g_slist_append (new_plist, path_copy (new_gimage, path));
}
new_paths = path_list_new (new_gimage, paths->last_selected_row, new_plist);
gimp_image_set_paths (new_gimage, new_paths);
}
gimp_image_undo_enable (new_gimage);
return new_gimage;
}
#ifdef I_LIKE_BOGUS_CRAP
static void
duplicate_projection (GimpImage *oldgimage,
GimpImage *newgimage,
GDisplay *newgdisplay)
{
PixelRegion srcPR, destPR;
/* Copy-on-write the projection tilemanager so we don't have
* to reproject the new gimage - since if we do the duplicate
* operation correctly, the projection for the new gimage is
* identical to that of the source. (Is this true? View-only
* attributes vs. image meta-attributes? -- View-only attributes
* *should* strictly be applied post-projection.)
*/
#if 0
newgimage->construct_flag = oldgimage->construct_flag;
g_warning("CONSTR:%d %dx%dx%d",newgimage->construct_flag,
tile_manager_level_width(gimp_image_projection (newgimage)),
tile_manager_level_height(gimp_image_projection (newgimage)),
tile_manager_level_bpp(gimp_image_projection (newgimage))
);
gdisplay_expose_area(newgdisplay,
newgdisplay->disp_xoffset, newgdisplay->disp_yoffset,
newgdisplay->disp_width, newgdisplay->disp_height);
if (newgimage->construct_flag)
#endif
{
tile_manager_set_user_data(gimp_image_projection (newgimage),
(void *) newgimage);
/*
newgimage->proj_type = oldgimage->proj_type;
newgimage->proj_bytes = oldgimage->proj_bytes;
newgimage->proj_level = oldgimage->proj_level;
gimage_projection_realloc (new_gimage);*/
pixel_region_init (&srcPR, gimp_image_projection (oldgimage), 0, 0,
oldgimage->width, oldgimage->height, FALSE);
pixel_region_init (&destPR, gimp_image_projection (newgimage), 0, 0,
newgimage->width, newgimage->height, TRUE);
copy_region(&srcPR, &destPR);
/*
pixel_region_init (&srcPR, gimp_image_projection (oldgimage),
newgdisplay->disp_xoffset, newgdisplay->disp_yoffset,
newgdisplay->disp_width, newgdisplay->disp_height,
FALSE);
pixel_region_init (&destPR, gimp_image_projection (newgimage),
newgdisplay->disp_xoffset, newgdisplay->disp_yoffset,
newgdisplay->disp_width, newgdisplay->disp_height,
TRUE);
copy_region(&srcPR, &destPR);
*/
if (1)
{
GDisplay* gdisp;
int x,y,w,h;
int x1, y1, x2, y2;
gdisp = newgdisplay;
fprintf (stderr, " [pointers: %p, %p ] ", oldgimage, gdisp->gimage);
gdisplay_untransform_coords (gdisp, 0, 0, &x1, &y1, FALSE, FALSE);
gdisplay_untransform_coords (gdisp, gdisp->disp_width, gdisp->disp_height,
&x2, &y2, FALSE, FALSE);
fprintf(stderr," <%dx%d %dx%d %d,%d->%d,%d> ",
oldgimage->width, oldgimage->height,
newgimage->width, newgimage->height,
x1,y1, x2,y2);
gimage_invalidate_without_render (gdisp->gimage, 0,0,
gdisp->gimage->width,
gdisp->gimage->height,
64,64,128,128);
/* newgdisplay->disp_width,newgdisplay->disp_height,
newgdisplay->disp_width+newgdisplay->disp_xoffset,newgdisplay->disp_height+newgdisplay->disp_yoffset */
x1, y1, x2, y2
);
}
}
}
#endif
void
channel_ops_duplicate (GimpImage *gimage)
{
GDisplay *new_gdisp;
GImage *new_gimage;
new_gimage = duplicate (gimage);
/* We don't want to copy a half-redrawn projection, so force a flush. */
/* gdisplays_finish_draw();
gdisplays_flush_now(); */
new_gdisp = gdisplay_new (new_gimage, 0x0101);
/* duplicate_projection(gimage, new_gimage, new_gdisp);*/
}