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gimp/plug-ins/common/tile-paper.c

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/*============================================================================*
Paper Tile 1.0 -- A GIMP PLUG-IN
Copyright (C) 1997-1999 Hirotsuna Mizuno <s1041150@u-aizu.ac.jp>
This program is free software: you can redistribute it and/or modify it
under the terms of the GNU Public License as published by the Free Software
Foundation; either version 3 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program; if not, see <http://www.gnu.org/licenses/>.
*===========================================================================*/
#include "config.h"
#include <stdlib.h>
#include <libgimp/gimp.h>
#include <libgimp/gimpui.h>
#include "libgimp/stdplugins-intl.h"
/*===========================================================================*/
/* DEFINES */
/*===========================================================================*/
#define PLUG_IN_PROC "plug-in-papertile"
#define PLUG_IN_BINARY "tile-paper"
#define PLUG_IN_ROLE "gimp-tile-paper"
/*===========================================================================*/
/* TYPES */
/*===========================================================================*/
typedef enum
{
BACKGROUND_TYPE_TRANSPARENT,
BACKGROUND_TYPE_INVERTED,
BACKGROUND_TYPE_IMAGE,
BACKGROUND_TYPE_FOREGROUND,
BACKGROUND_TYPE_BACKGROUND,
BACKGROUND_TYPE_COLOR
} BackgroundType;
typedef enum
{
FRACTIONAL_TYPE_BACKGROUND, /* AS BACKGROUND */
FRACTIONAL_TYPE_IGNORE, /* NOT OPERATED */
FRACTIONAL_TYPE_FORCE /* FORCE DIVISION */
} FractionalType;
typedef struct _PluginParams PluginParams;
struct _PluginParams
{
gint32 tile_width;
gint32 tile_height;
gint32 division_x;
gint32 division_y;
gdouble move_max_rate;
FractionalType fractional_type;
gboolean centering;
gboolean wrap_around;
BackgroundType background_type;
GimpRGB background_color;
};
/*===========================================================================*/
/* VARIABLES */
/*===========================================================================*/
static struct
{
PluginParams params;
gint32 image;
GimpDrawable *drawable;
gboolean drawable_has_alpha;
struct
{
gint x0;
gint y0;
gint x1;
gint y1;
gint width;
gint height;
} selection;
GimpRunMode run_mode;
gboolean run;
} p =
{
{
1, /* tile_width */
1, /* tile_height */
16, /* division_x */
16, /* division_y */
25.0, /* move_max_rate */
FRACTIONAL_TYPE_BACKGROUND, /* fractional_type */
TRUE, /* centering */
FALSE, /* wrap_around */
BACKGROUND_TYPE_INVERTED, /* background_type */
{ 0.0, 0.0, 1.0, 1.0 } /* background_color */
},
0, /* image */
NULL, /* drawable */
FALSE, /* drawable_has_alpha */
{ 0, 0, 0, 0, 0, 0 }, /* selection */
GIMP_RUN_INTERACTIVE, /* run_mode */
FALSE /* run */
};
/*---------------------------------------------------------------------------*/
static void
params_save_to_gimp (void)
{
gimp_set_data (PLUG_IN_PROC, &p.params, sizeof p.params);
}
static void
params_load_from_gimp (void)
{
gimp_get_data (PLUG_IN_PROC, &p.params);
if (0 < p.params.division_x)
{
p.params.tile_width = p.drawable->width / p.params.division_x;
if (0 < p.params.tile_width)
{
p.params.division_y = p.drawable->height / p.params.tile_height;
}
}
if (p.params.tile_width <= 0 ||
p.params.tile_height <= 0 ||
p.params.division_x <= 0 ||
p.params.division_y <= 0)
{
p.params.tile_width = p.drawable->width;
p.params.tile_height = p.drawable->height;
p.params.division_x = p.drawable->width / p.params.tile_width;
p.params.division_y = p.drawable->height / p.params.tile_height;
}
if (!p.drawable_has_alpha)
{
if (p.params.background_type == BACKGROUND_TYPE_TRANSPARENT)
{
p.params.background_type = BACKGROUND_TYPE_INVERTED;
}
gimp_rgb_set_alpha (&p.params.background_color, 1.0);
}
}
/*===========================================================================*/
/* GUI */
/*===========================================================================*/
static struct
{
GtkObject *tile_width_adj;
GtkObject *tile_height_adj;
GtkObject *division_x_adj;
GtkObject *division_y_adj;
} w;
static void
tile_width_adj_changed (GtkAdjustment *adj)
{
if (p.params.tile_width != (gint)gtk_adjustment_get_value (adj))
{
p.params.tile_width = gtk_adjustment_get_value (adj);
p.params.division_x = p.drawable->width / p.params.tile_width;
gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_x_adj),
p.params.division_x);
}
}
static void
tile_height_adj_changed (GtkAdjustment *adj)
{
if (p.params.tile_height != (gint)gtk_adjustment_get_value (adj))
{
p.params.tile_height = gtk_adjustment_get_value (adj);
p.params.division_y = p.drawable->height / p.params.tile_height;
gtk_adjustment_set_value (GTK_ADJUSTMENT (w.division_y_adj),
p.params.division_y);
}
}
static void
division_x_adj_changed (GtkAdjustment *adj)
{
if (p.params.division_x != (gint) gtk_adjustment_get_value (adj))
{
p.params.division_x = gtk_adjustment_get_value (adj);
p.params.tile_width = p.drawable->width / p.params.division_x;
gtk_adjustment_set_value (GTK_ADJUSTMENT (w.tile_width_adj),
p.params.tile_width);
}
}
static void
division_y_adj_changed (GtkAdjustment *adj)
{
if (p.params.division_y != (gint)gtk_adjustment_get_value (adj))
{
p.params.division_y = gtk_adjustment_get_value (adj);
p.params.tile_height = p.drawable->height / p.params.division_y;
gtk_adjustment_set_value (GTK_ADJUSTMENT (w.tile_height_adj),
p.params.tile_height);
}
}
static void
open_dialog (void)
{
GtkWidget *dialog;
GtkWidget *main_hbox;
GtkWidget *button;
GtkObject *adjustment;
GtkWidget *vbox;
GtkWidget *table;
GtkWidget *frame;
GtkWidget *color_button;
gimp_ui_init (PLUG_IN_BINARY, TRUE);
dialog = gimp_dialog_new (_("Paper Tile"), PLUG_IN_ROLE,
NULL, 0,
gimp_standard_help_func, PLUG_IN_PROC,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OK, GTK_RESPONSE_OK,
NULL);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
gimp_window_set_transient (GTK_WINDOW (dialog));
main_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
gtk_container_set_border_width (GTK_CONTAINER (main_hbox), 12);
gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))),
main_hbox, TRUE, TRUE, 0);
gtk_widget_show (main_hbox);
/* Left */
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_box_pack_start (GTK_BOX (main_hbox), vbox, FALSE, FALSE, 0);
gtk_widget_show (vbox);
frame = gimp_frame_new (_("Division"));
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gtk_table_new (4, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_table_set_row_spacings (GTK_TABLE (table), 6);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
button = gimp_spin_button_new (&w.division_x_adj, p.params.division_x,
1.0, p.drawable->width, 1.0, 5.0, 0, 1, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("_X:"), 0.0, 0.5,
button, 1, TRUE);
g_signal_connect (w.division_x_adj, "value-changed",
G_CALLBACK (division_x_adj_changed),
NULL);
button = gimp_spin_button_new (&w.division_y_adj, p.params.division_y,
1.0, p.drawable->width, 1.0, 5.0, 0, 1, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 1,
_("_Y:"), 0.0, 0.5,
button, 1, TRUE);
g_signal_connect (w.division_y_adj, "value-changed",
G_CALLBACK (division_y_adj_changed),
NULL);
button = gimp_spin_button_new (&w.tile_width_adj, p.params.tile_width,
1.0, MAX (p.drawable->width,
p.drawable->height),
1.0, 5.0, 0, 1, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 2,
_("_Width:"), 0.0, 0.5,
button, 1, TRUE);
g_signal_connect (w.tile_width_adj, "value-changed",
G_CALLBACK (tile_width_adj_changed),
NULL);
button = gimp_spin_button_new (&w.tile_height_adj, p.params.tile_height,
1.0, MAX (p.drawable->width,
p.drawable->height),
1.0, 5.0, 0, 1, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 3,
_("_Height:"), 0.0, 0.5,
button, 1, TRUE);
g_signal_connect (w.tile_height_adj, "value-changed",
G_CALLBACK (tile_height_adj_changed),
NULL);
frame = gimp_int_radio_group_new (TRUE, _("Fractional Pixels"),
G_CALLBACK (gimp_radio_button_update),
&p.params.fractional_type,
p.params.fractional_type,
_("_Background"),
FRACTIONAL_TYPE_BACKGROUND, NULL,
_("_Ignore"),
FRACTIONAL_TYPE_IGNORE, NULL,
_("_Force"),
FRACTIONAL_TYPE_FORCE, NULL,
NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
button = gtk_check_button_new_with_mnemonic(_("C_entering"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
p.params.centering);
gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
g_signal_connect (button, "toggled",
G_CALLBACK (gimp_toggle_button_update),
&p.params.centering);
/* Right */
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
gtk_box_pack_start (GTK_BOX (main_hbox), vbox, TRUE, TRUE, 0);
gtk_widget_show (vbox);
frame = gimp_frame_new (_("Movement"));
gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, FALSE, 0);
gtk_widget_show (frame);
table = gtk_table_new (2, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (table), 6);
gtk_table_set_row_spacings (GTK_TABLE (table), 6);
gtk_container_add (GTK_CONTAINER (frame), table);
gtk_widget_show (table);
button = gimp_spin_button_new (&adjustment, p.params.move_max_rate,
0.0, 100.0, 1.0, 10.0, 0, 1, 0);
gimp_table_attach_aligned (GTK_TABLE (table), 0, 0,
_("_Max (%):"), 0.0, 0.5,
button, 1, TRUE);
g_signal_connect (adjustment, "value-changed",
G_CALLBACK (gimp_double_adjustment_update),
&p.params.move_max_rate);
button = gtk_check_button_new_with_mnemonic (_("_Wrap around"));
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button),
p.params.wrap_around);
gtk_table_attach_defaults (GTK_TABLE (table), button, 0, 2, 1, 2);
gtk_widget_show (button);
g_signal_connect (button, "toggled",
G_CALLBACK (gimp_toggle_button_update),
&p.params.wrap_around);
frame = gimp_int_radio_group_new (TRUE, _("Background Type"),
G_CALLBACK (gimp_radio_button_update),
&p.params.background_type,
p.params.background_type,
_("_Transparent"),
BACKGROUND_TYPE_TRANSPARENT, NULL,
_("I_nverted image"),
BACKGROUND_TYPE_INVERTED, NULL,
_("Im_age"),
BACKGROUND_TYPE_IMAGE, NULL,
_("Fo_reground color"),
BACKGROUND_TYPE_FOREGROUND, NULL,
_("Bac_kground color"),
BACKGROUND_TYPE_BACKGROUND, NULL,
_("S_elect here:"),
BACKGROUND_TYPE_COLOR, &button,
NULL);
gtk_box_pack_start (GTK_BOX (vbox), frame, TRUE, TRUE, 0);
gtk_widget_show (frame);
color_button = gimp_color_button_new (_("Background Color"), 100, 16,
&p.params.background_color,
p.drawable_has_alpha ?
GIMP_COLOR_AREA_SMALL_CHECKS :
GIMP_COLOR_AREA_FLAT);
gtk_box_pack_start (GTK_BOX (gtk_bin_get_child (GTK_BIN (frame))),
color_button, TRUE, TRUE, 0);
gtk_widget_show (color_button);
g_signal_connect (color_button, "color-changed",
G_CALLBACK (gimp_color_button_get_color),
&p.params.background_color);
g_object_bind_property (button, "active",
color_button, "sensitive",
G_BINDING_SYNC_CREATE);
gtk_widget_show (dialog);
p.run = (gimp_dialog_run (GIMP_DIALOG (dialog)) == GTK_RESPONSE_OK);
gtk_widget_destroy (dialog);
}
/*===========================================================================*/
/* PLUGIN CORE */
/*===========================================================================*/
typedef struct _Tile
{
guint x;
guint y;
gint z;
guint width;
guint height;
gint move_x;
gint move_y;
} Tile;
static gint
tile_compare (const void *x,
const void *y)
{
return ((Tile *) x)->z - ((Tile *) y)->z;
}
static inline gdouble
drand (void)
{
return g_random_double_range (-1, 1);
}
static inline void
random_move (gint *x,
gint *y,
gint max)
{
gdouble angle = drand () * G_PI;
gdouble radius = drand () * (gdouble) max;
*x = (gint) (radius * cos (angle));
*y = (gint) (radius * sin (angle));
}
static void
overlap_RGB (guchar *base,
const guchar *top)
{
base[0] = top[0];
base[1] = top[1];
base[2] = top[2];
}
static void
overlap_RGBA (guchar *base,
const guchar *top)
{
gdouble R1 = (gdouble) base[0] / 255.0;
gdouble G1 = (gdouble) base[1] / 255.0;
gdouble B1 = (gdouble) base[2] / 255.0;
gdouble A1 = (gdouble) base[3] / 255.0;
gdouble R2 = (gdouble) top[0] / 255.0;
gdouble G2 = (gdouble) top[1] / 255.0;
gdouble B2 = (gdouble) top[2] / 255.0;
gdouble A2 = (gdouble) top[3] / 255.0;
gdouble A3 = A2 + A1 * (1.0 - A2);
if (0.0 < A3)
{
gdouble R3 = (R1 * A1 * (1.0 - A2) + R2 * A2) / A3;
gdouble G3 = (G1 * A1 * (1.0 - A2) + G2 * A2) / A3;
gdouble B3 = (B1 * A1 * (1.0 - A2) + B2 * A2) / A3;
R3 = CLAMP (R3, 0.0, 1.0);
G3 = CLAMP (G3, 0.0, 1.0);
B3 = CLAMP (B3, 0.0, 1.0);
base[0] = (guchar) (R3 * 255.0);
base[1] = (guchar) (G3 * 255.0);
base[2] = (guchar) (B3 * 255.0);
base[3] = (guchar) (A3 * 255.0);
}
else
{
base[0] = 0;
base[1] = 0;
base[2] = 0;
base[3] = 0;
}
}
static inline void
filter (void)
{
static void (* overlap)(guchar *, const guchar *);
GimpPixelRgn src;
GimpPixelRgn dst;
GimpRGB color;
guchar pixel[4];
gint division_x;
gint division_y;
gint offset_x;
gint offset_y;
Tile *tiles;
gint numof_tiles;
Tile *t;
gint i;
gint x;
gint y;
gint move_max_pixels;
gint clear_x0;
gint clear_y0;
gint clear_x1;
gint clear_y1;
gint clear_width;
gint clear_height;
guchar *pixels;
guchar *buffer;
gint dindex;
gint sindex;
gint px, py;
GRand *gr;
gr = g_rand_new ();
/* INITIALIZE */
gimp_pixel_rgn_init (&src, p.drawable, 0, 0,
p.drawable->width, p.drawable->height, FALSE, FALSE);
gimp_pixel_rgn_init (&dst, p.drawable, 0, 0,
p.drawable->width, p.drawable->height, TRUE, TRUE);
pixels = g_new (guchar,
p.drawable->bpp * p.drawable->width * p.drawable->height);
buffer = g_new (guchar,
p.drawable->bpp * p.params.tile_width * p.params.tile_height);
overlap = p.drawable_has_alpha ? overlap_RGBA : overlap_RGB;
gimp_progress_init (_("Paper Tile"));
gimp_drawable_mask_bounds (p.drawable->drawable_id,
&p.selection.x0, &p.selection.y0,
&p.selection.x1, &p.selection.y1);
p.selection.width = p.selection.x1 - p.selection.x0;
p.selection.height = p.selection.y1 - p.selection.y0;
gimp_tile_cache_ntiles (2 * (p.selection.width / gimp_tile_width () + 1));
/* TILES */
division_x = p.params.division_x;
division_y = p.params.division_y;
if (p.params.fractional_type == FRACTIONAL_TYPE_FORCE)
{
if (0 < p.drawable->width % p.params.tile_width) division_x++;
if (0 < p.drawable->height % p.params.tile_height) division_y++;
if (p.params.centering)
{
if (1 < p.drawable->width % p.params.tile_width)
{
division_x++;
offset_x =
(p.drawable->width % p.params.tile_width) / 2 -
p.params.tile_width;
}
else
{
offset_x = 0;
}
if (1 < p.drawable->height % p.params.tile_height)
{
division_y++;
offset_y =
(p.drawable->height % p.params.tile_height) / 2 -
p.params.tile_height;
}
else
{
offset_y = 0;
}
}
else
{
offset_x = 0;
offset_y = 0;
}
}
else
{
if (p.params.centering)
{
offset_x = (p.drawable->width % p.params.tile_width) / 2;
offset_y = (p.drawable->height % p.params.tile_height) / 2;
}
else
{
offset_x = 0;
offset_y = 0;
}
}
move_max_pixels = p.params.move_max_rate * p.params.tile_width / 100.0;
numof_tiles = division_x * division_y;
t = tiles = g_new(Tile, numof_tiles);
for (y = 0; y < division_y; y++)
{
gint srcy = offset_y + p.params.tile_height * y;
for (x = 0; x < division_x; x++, t++)
{
gint srcx = offset_x + p.params.tile_width * x;
if (srcx < 0)
{
t->x = 0;
t->width = srcx + p.params.tile_width;
}
else if (srcx + p.params.tile_width < p.drawable->width)
{
t->x = srcx;
t->width = p.params.tile_width;
}
else
{
t->x = srcx;
t->width = p.drawable->width - srcx;
}
if (srcy < 0)
{
t->y = 0;
t->height = srcy + p.params.tile_height;
}
else if (srcy + p.params.tile_height < p.drawable->height)
{
t->y = srcy;
t->height = p.params.tile_height;
}
else
{
t->y = srcy;
t->height = p.drawable->height - srcy;
}
t->z = g_rand_int (gr);
random_move (&t->move_x, &t->move_y, move_max_pixels);
}
}
qsort (tiles, numof_tiles, sizeof *tiles, tile_compare);
gimp_pixel_rgn_get_rect (&src, pixels, 0, 0, p.drawable->width,
p.drawable->height);
if (p.params.fractional_type == FRACTIONAL_TYPE_IGNORE)
{
clear_x0 = offset_x;
clear_y0 = offset_y;
clear_width = p.params.tile_width * division_x;
clear_height = p.params.tile_height * division_y;
}
else
{
clear_x0 = 0;
clear_y0 = 0;
clear_width = p.drawable->width;
clear_height = p.drawable->height;
}
clear_x1 = clear_x0 + clear_width;
clear_y1 = clear_y0 + clear_height;
switch (p.params.background_type)
{
case BACKGROUND_TYPE_TRANSPARENT:
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for (i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = 0;
}
}
}
break;
case BACKGROUND_TYPE_INVERTED:
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
pixels[dindex+0] = 255 - pixels[dindex+0];
pixels[dindex+1] = 255 - pixels[dindex+1];
pixels[dindex+2] = 255 - pixels[dindex+2];
}
}
break;
case BACKGROUND_TYPE_IMAGE:
break;
case BACKGROUND_TYPE_FOREGROUND:
gimp_context_get_foreground (&color);
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
pixel[3] = 255;
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for (i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
case BACKGROUND_TYPE_BACKGROUND:
gimp_context_get_background (&color);
gimp_rgb_get_uchar (&color, &pixel[0], &pixel[1], &pixel[2]);
pixel[3] = 255;
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for(i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
case BACKGROUND_TYPE_COLOR:
gimp_rgba_get_uchar (&p.params.background_color,
pixel, pixel + 1, pixel + 2, pixel + 3);
for (y = clear_y0; y < clear_y1; y++)
{
for (x = clear_x0; x < clear_x1; x++)
{
dindex = p.drawable->bpp * (p.drawable->width * y + x);
for(i = 0; i < p.drawable->bpp; i++)
{
pixels[dindex+i] = pixel[i];
}
}
}
break;
}
/* DRAW */
for (t = tiles, i = 0; i < numof_tiles; i++, t++)
{
gint x0 = t->x + t->move_x;
gint y0 = t->y + t->move_y;
gimp_pixel_rgn_get_rect (&src, buffer, t->x, t->y, t->width, t->height);
for (y = 0; y < t->height; y++)
{
py = y0 + y;
for (x = 0; x < t->width; x++)
{
px = x0 + x;
sindex = p.drawable->bpp * (t->width * y + x);
if (0 <= px && px < p.drawable->width &&
0 <= py && py < p.drawable->height)
{
dindex = p.drawable->bpp * (p.drawable->width * py + px);
overlap(&pixels[dindex], &buffer[sindex]);
}
else if (p.params.wrap_around)
{
px = (px + p.drawable->width) % p.drawable->width;
py = (py + p.drawable->height) % p.drawable->height;
dindex = p.drawable->bpp * (p.drawable->width * py + px);
overlap(&pixels[dindex], &buffer[sindex]);
}
}
}
gimp_progress_update ((gdouble) i / (gdouble) numof_tiles);
}
gimp_pixel_rgn_set_rect (&dst, pixels, 0, 0, p.drawable->width,
p.drawable->height);
gimp_progress_update (1.0);
gimp_drawable_flush (p.drawable);
gimp_drawable_merge_shadow (p.drawable->drawable_id, TRUE);
gimp_drawable_update (p.drawable->drawable_id,
p.selection.x0, p.selection.y0,
p.selection.width, p.selection.height);
g_rand_free (gr);
g_free (buffer);
g_free (pixels);
g_free (tiles);
}
/*============================================================================*/
/* PLUGIN INTERFACES */
/*============================================================================*/
static void
plugin_query (void)
{
static const GimpParamDef args[] =
{
{ GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
{ GIMP_PDB_IMAGE, "image", "Input image" },
{ GIMP_PDB_DRAWABLE, "drawable", "Input drawable" },
{ GIMP_PDB_INT32, "tile-size", "Tile size (pixels)" },
{ GIMP_PDB_FLOAT, "move-max", "Max move rate (%)" },
{ GIMP_PDB_INT32, "fractional-type", "0:Background 1:Ignore 2:Force" },
{ GIMP_PDB_INT32, "wrap-around", "Wrap around (bool)" },
{ GIMP_PDB_INT32, "centering", "Centering (bool)" },
{ GIMP_PDB_INT32, "background-type", "0:Transparent 1:Inverted 2:Image? 3:FG 4:BG 5:Color" },
{ GIMP_PDB_INT32, "background-color", "Background color (for bg-type 5)" },
{ GIMP_PDB_INT32, "background-alpha", "Opacity (for bg-type 5)" }
};
gimp_install_procedure (PLUG_IN_PROC,
N_("Cut image into paper tiles, and slide them"),
"This plug-in cuts an image into paper tiles and "
"slides each paper tile.",
"Hirotsuna Mizuno <s1041150@u-aizu.ac.jp>",
"Copyright (c)1997-1999 Hirotsuna Mizuno",
_("September 31, 1999"),
N_("_Paper Tile..."),
"RGB*",
GIMP_PLUGIN,
G_N_ELEMENTS (args), 0,
args, NULL);
}
static void
plugin_run (const gchar *name,
gint numof_params,
const GimpParam *params,
gint *numof_return_vals,
GimpParam **return_vals)
{
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
INIT_I18N ();
p.run = FALSE;
p.run_mode = params[0].data.d_int32;
p.image = params[1].data.d_image;
p.drawable = gimp_drawable_get(params[2].data.d_drawable);
p.drawable_has_alpha = gimp_drawable_has_alpha(p.drawable->drawable_id);
if (gimp_drawable_is_rgb (p.drawable->drawable_id))
{
switch (p.run_mode)
{
case GIMP_RUN_INTERACTIVE:
params_load_from_gimp ();
open_dialog ();
break;
case GIMP_RUN_NONINTERACTIVE:
if (numof_params == 11)
{
p.params.tile_width = params[3].data.d_int32;
p.params.tile_height = params[3].data.d_int32;
p.params.division_x = p.drawable->width / p.params.tile_width;
p.params.division_y = p.drawable->height / p.params.tile_height;
p.params.move_max_rate = params[4].data.d_float;
p.params.fractional_type = (FractionalType)params[5].data.d_int32;
p.params.wrap_around = params[6].data.d_int32;
p.params.centering = params[7].data.d_int32;
p.params.background_type = (BackgroundType)params[8].data.d_int32;
p.params.background_color = params[9].data.d_color;
/* FIXME: this used to be the alpha value
params[10].data.d_int32
*/
p.run = TRUE;
}
else
{
status = GIMP_PDB_CALLING_ERROR;
}
break;
case GIMP_RUN_WITH_LAST_VALS:
params_load_from_gimp ();
p.run = TRUE;
break;
}
}
else
{
status = GIMP_PDB_EXECUTION_ERROR;
}
if (status == GIMP_PDB_SUCCESS && p.run)
{
params_save_to_gimp ();
filter ();
if (p.run_mode != GIMP_RUN_NONINTERACTIVE)
gimp_displays_flush ();
}
gimp_drawable_detach (p.drawable);
{
static GimpParam return_value[1];
return_value[0].type = GIMP_PDB_STATUS;
return_value[0].data.d_status = status;
*numof_return_vals = 1;
*return_vals = return_value;
}
}
const GimpPlugInInfo PLUG_IN_INFO =
{
NULL,
NULL,
plugin_query,
plugin_run
};
MAIN ()
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