mirror of
https://gitlab.gnome.org/GNOME/gimp
synced 2024-10-22 20:41:43 +00:00
cdf2a90b03
2002-02-25 Michael Natterer <mitch@gimp.org> * app/core/Makefile.am * app/core/core-types.h * app/core/gimpitem.[ch]: new base class for something which is a child of an image, has a PDB ID, a tattoo, parasites and emits a "removed" signal. * app/core/gimpdrawable.[ch] * app/vectors/gimpvectors.[ch]: derive from GimpItem. Removed lots of stuff from GimpDrawable. * app/core/gimp.[ch]: changed gimp->drawable_table and gimp->next_drawable_ID to gimp->item_table and gimp->next_item_id. * app/undo.[ch]: s/undo_push_drawable_parasite/undo_push_item_parasite/, minor cleanups. * app/core/gimplayer.[ch]: changed gimp_layer_new_from_tiles() and gimp_layer_new_from_drawable() to take the "dest_gimage" as second, not first parameter. * app/image_map.c * app/core/gimpchannel.c * app/core/gimpdrawable-blend.c * app/core/gimpdrawable-bucket-fill.c * app/core/gimpdrawable-histogram.c * app/core/gimpdrawable-offset.c * app/core/gimpdrawable-preview.c * app/core/gimpdrawable-transform.c * app/core/gimpedit.c * app/core/gimpimage-duplicate.c * app/core/gimpimage-mask.c * app/core/gimpimage-merge.c * app/core/gimpimage-pick-color.c * app/core/gimpimage.c * app/core/gimplayer-floating-sel.c * app/display/gimpdisplayshell-dnd.c * app/file/file-save.c * app/gui/channels-commands.c * app/gui/file-save-dialog.c * app/gui/layers-commands.c * app/gui/offset-dialog.c * app/gui/paths-dialog.c * app/gui/toolbox.c * app/paint/gimpairbrush.c * app/paint/gimpclone.c * app/paint/gimpconvolve.c * app/paint/gimpdodgeburn.c * app/paint/gimperaser.c * app/paint/gimppaintbrush.c * app/paint/gimppaintcore.c * app/paint/gimppencil.c * app/paint/gimpsmudge.c * app/plug-in/plug-in.c * app/tools/gimpbezierselecttool.c * app/tools/gimpbycolorselecttool.c * app/tools/gimpinktool.c * app/tools/gimppainttool.c * app/xcf/xcf-load.c * app/xcf/xcf-save.c * app/widgets/gimpdrawablepreview.c: changed accordingly. * app/widgets/Makefile.am * app/widgets/widgets-types.h * app/widgets/gimpitemlistview.[ch]: new widget implementing most of the stuff formerly done by GimpDrawableListView. * app/widgets/gimpchannellistview.c * app/widgets/gimpdrawablelistitem.c * app/widgets/gimpdrawablelistview.[ch] * app/widgets/gimplayerlistview.c: changed accordingly. * app/widgets/gimpdnd.[ch]: added a vectors DND type. * app/gui/menus.c * app/gui/dialogs.c * app/gui/dialogs-constructors.[ch]: added a vectors dialog and a vectors item_factory. * app/gui/Makefile.am * app/gui/vectors-commands.[ch]: new files implementing the callbacks for the new vectors dialog and item_factory. * app/pdb/pdb_glue.h: some more ugly hacks to keep intermediate perl code working... * tools/pdbgen/pdb.pl: added a vectors type, use GimpItem for all ID lookups. * tools/pdbgen/pdb/channel.pdb * tools/pdbgen/pdb/color.pdb * tools/pdbgen/pdb/drawable.pdb * tools/pdbgen/pdb/edit.pdb * tools/pdbgen/pdb/image.pdb * tools/pdbgen/pdb/layer.pdb * tools/pdbgen/pdb/misc_tools.pdb * tools/pdbgen/pdb/parasite.pdb * tools/pdbgen/pdb/selection.pdb * tools/pdbgen/pdb/selection_tools.pdb: misc changes according to stuff above. * app/pdb/channel_cmds.c * app/pdb/color_cmds.c * app/pdb/drawable_cmds.c * app/pdb/edit_cmds.c * app/pdb/floating_sel_cmds.c * app/pdb/image_cmds.c * app/pdb/layer_cmds.c * app/pdb/misc_tools_cmds.c * app/pdb/paint_tools_cmds.c * app/pdb/parasite_cmds.c * app/pdb/selection_cmds.c * app/pdb/selection_tools_cmds.c * app/pdb/text_tool_cmds.c * app/pdb/transform_tools_cmds.c: regenerated.
304 lines
7.6 KiB
C
304 lines
7.6 KiB
C
/* The GIMP -- an image manipulation program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* gimpdrawablepreview.c
|
|
* Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
|
|
*
|
|
* 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 <gtk/gtk.h>
|
|
|
|
#include "libgimpmath/gimpmath.h"
|
|
|
|
#include "widgets-types.h"
|
|
|
|
#include "base/temp-buf.h"
|
|
|
|
#include "core/gimpdrawable.h"
|
|
#include "core/gimpimage.h"
|
|
|
|
#include "gimpdrawablepreview.h"
|
|
|
|
|
|
static void gimp_drawable_preview_class_init (GimpDrawablePreviewClass *klass);
|
|
static void gimp_drawable_preview_init (GimpDrawablePreview *preview);
|
|
|
|
static void gimp_drawable_preview_render (GimpPreview *preview);
|
|
static void gimp_drawable_preview_get_size (GimpPreview *preview,
|
|
gint size,
|
|
gint *width,
|
|
gint *height);
|
|
static GtkWidget * gimp_drawable_preview_create_popup (GimpPreview *preview);
|
|
|
|
|
|
static GimpPreviewClass *parent_class = NULL;
|
|
|
|
|
|
GType
|
|
gimp_drawable_preview_get_type (void)
|
|
{
|
|
static GType preview_type = 0;
|
|
|
|
if (! preview_type)
|
|
{
|
|
static const GTypeInfo preview_info =
|
|
{
|
|
sizeof (GimpDrawablePreviewClass),
|
|
NULL, /* base_init */
|
|
NULL, /* base_finalize */
|
|
(GClassInitFunc) gimp_drawable_preview_class_init,
|
|
NULL, /* class_finalize */
|
|
NULL, /* class_data */
|
|
sizeof (GimpDrawablePreview),
|
|
0, /* n_preallocs */
|
|
(GInstanceInitFunc) gimp_drawable_preview_init,
|
|
};
|
|
|
|
preview_type = g_type_register_static (GIMP_TYPE_PREVIEW,
|
|
"GimpDrawablePreview",
|
|
&preview_info, 0);
|
|
}
|
|
|
|
return preview_type;
|
|
}
|
|
|
|
static void
|
|
gimp_drawable_preview_class_init (GimpDrawablePreviewClass *klass)
|
|
{
|
|
GimpPreviewClass *preview_class;
|
|
|
|
preview_class = GIMP_PREVIEW_CLASS (klass);
|
|
|
|
parent_class = g_type_class_peek_parent (klass);
|
|
|
|
preview_class->render = gimp_drawable_preview_render;
|
|
preview_class->get_size = gimp_drawable_preview_get_size;
|
|
preview_class->create_popup = gimp_drawable_preview_create_popup;
|
|
}
|
|
|
|
static void
|
|
gimp_drawable_preview_init (GimpDrawablePreview *preview)
|
|
{
|
|
}
|
|
|
|
static void
|
|
gimp_drawable_preview_get_size (GimpPreview *preview,
|
|
gint size,
|
|
gint *width,
|
|
gint *height)
|
|
{
|
|
GimpDrawable *drawable;
|
|
GimpImage *gimage;
|
|
gboolean scaling_up;
|
|
|
|
drawable = GIMP_DRAWABLE (preview->viewable);
|
|
gimage = gimp_item_get_image (GIMP_ITEM (drawable));
|
|
|
|
if (gimage && ! preview->is_popup)
|
|
{
|
|
gimp_preview_calc_size (preview,
|
|
gimage->width,
|
|
gimage->height,
|
|
size,
|
|
size,
|
|
gimage->xresolution,
|
|
gimage->yresolution,
|
|
width,
|
|
height,
|
|
&scaling_up);
|
|
}
|
|
else
|
|
{
|
|
gimp_preview_calc_size (preview,
|
|
drawable->width,
|
|
drawable->height,
|
|
size,
|
|
size,
|
|
1.0,
|
|
1.0,
|
|
width,
|
|
height,
|
|
&scaling_up);
|
|
}
|
|
}
|
|
|
|
static void
|
|
gimp_drawable_preview_render (GimpPreview *preview)
|
|
{
|
|
GimpDrawable *drawable;
|
|
GimpImage *gimage;
|
|
gint width;
|
|
gint height;
|
|
gint preview_width;
|
|
gint preview_height;
|
|
gboolean scaling_up;
|
|
TempBuf *render_buf;
|
|
|
|
drawable = GIMP_DRAWABLE (preview->viewable);
|
|
gimage = gimp_item_get_image (GIMP_ITEM (drawable));
|
|
|
|
width = preview->width;
|
|
height = preview->height;
|
|
|
|
if (gimage && ! preview->is_popup)
|
|
{
|
|
width = MAX (1, ROUND ((((gdouble) width / (gdouble) gimage->width) *
|
|
(gdouble) drawable->width)));
|
|
height = MAX (1, ROUND ((((gdouble) height / (gdouble) gimage->height) *
|
|
(gdouble) drawable->height)));
|
|
|
|
gimp_preview_calc_size (preview,
|
|
drawable->width,
|
|
drawable->height,
|
|
width,
|
|
height,
|
|
gimage->xresolution,
|
|
gimage->yresolution,
|
|
&preview_width,
|
|
&preview_height,
|
|
&scaling_up);
|
|
}
|
|
else
|
|
{
|
|
gimp_preview_calc_size (preview,
|
|
drawable->width,
|
|
drawable->height,
|
|
width,
|
|
height,
|
|
gimage ? gimage->xresolution : 1.0,
|
|
gimage ? gimage->yresolution : 1.0,
|
|
&preview_width,
|
|
&preview_height,
|
|
&scaling_up);
|
|
}
|
|
|
|
if (scaling_up)
|
|
{
|
|
TempBuf *temp_buf;
|
|
|
|
temp_buf = gimp_viewable_get_new_preview (preview->viewable,
|
|
drawable->width,
|
|
drawable->height);
|
|
render_buf = temp_buf_scale (temp_buf, preview_width, preview_height);
|
|
|
|
temp_buf_free (temp_buf);
|
|
}
|
|
else
|
|
{
|
|
render_buf = gimp_viewable_get_new_preview (preview->viewable,
|
|
preview_width,
|
|
preview_height);
|
|
}
|
|
|
|
if (gimage && ! preview->is_popup)
|
|
{
|
|
if (preview_width < preview->width)
|
|
render_buf->x =
|
|
ROUND ((((gdouble) preview->width / (gdouble) gimage->width) *
|
|
(gdouble) drawable->offset_x));
|
|
|
|
if (preview_height < preview->height)
|
|
render_buf->y =
|
|
ROUND ((((gdouble) preview->height / (gdouble) gimage->height) *
|
|
(gdouble) drawable->offset_y));
|
|
}
|
|
else
|
|
{
|
|
if (preview_width < width)
|
|
render_buf->x = (width - preview_width) / 2;
|
|
|
|
if (preview_height < height)
|
|
render_buf->y = (height - preview_height) / 2;
|
|
}
|
|
|
|
if (! gimage && (render_buf->x || render_buf->y))
|
|
{
|
|
TempBuf *temp_buf;
|
|
guchar white[4] = { 0, 0, 0, 0 };
|
|
|
|
temp_buf = temp_buf_new (width, height,
|
|
render_buf->bytes,
|
|
0, 0,
|
|
white);
|
|
|
|
temp_buf_copy_area (render_buf, temp_buf,
|
|
0, 0,
|
|
render_buf->width,
|
|
render_buf->height,
|
|
render_buf->x,
|
|
render_buf->y);
|
|
|
|
temp_buf_free (render_buf);
|
|
|
|
gimp_preview_render_and_flush (preview,
|
|
temp_buf,
|
|
-1);
|
|
|
|
temp_buf_free (temp_buf);
|
|
|
|
return;
|
|
}
|
|
|
|
gimp_preview_render_and_flush (preview,
|
|
render_buf,
|
|
-1);
|
|
|
|
temp_buf_free (render_buf);
|
|
}
|
|
|
|
static GtkWidget *
|
|
gimp_drawable_preview_create_popup (GimpPreview *preview)
|
|
{
|
|
GimpDrawable *drawable;
|
|
GimpImage *gimage;
|
|
gint popup_width;
|
|
gint popup_height;
|
|
gboolean scaling_up;
|
|
|
|
drawable = GIMP_DRAWABLE (preview->viewable);
|
|
gimage = gimp_item_get_image (GIMP_ITEM (drawable));
|
|
|
|
gimp_preview_calc_size (preview,
|
|
drawable->width,
|
|
drawable->height,
|
|
MIN (preview->width * 2, 256),
|
|
MIN (preview->height * 2, 256),
|
|
gimage ? gimage->xresolution : 1.0,
|
|
gimage ? gimage->yresolution : 1.0,
|
|
&popup_width,
|
|
&popup_height,
|
|
&scaling_up);
|
|
|
|
if (scaling_up)
|
|
{
|
|
return gimp_preview_new_full (preview->viewable,
|
|
drawable->width,
|
|
drawable->height,
|
|
0,
|
|
TRUE, FALSE, FALSE);
|
|
}
|
|
else
|
|
{
|
|
return gimp_preview_new_full (preview->viewable,
|
|
popup_width,
|
|
popup_height,
|
|
0,
|
|
TRUE, FALSE, FALSE);
|
|
}
|
|
}
|