gimp/plug-ins/imagemap/imap_cmd_gimp_guides.c

264 lines
8.1 KiB
C

/*
* This is a plug-in for GIMP.
*
* Generates clickable image maps.
*
* Copyright (C) 1998-2004 Maurits Rijk m.rijk@chello.nl
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#include "config.h"
#include <stdio.h>
#include <gtk/gtk.h>
#include "libgimp/gimp.h"
#include "libgimpwidgets/gimpwidgets.h"
#include "imap_commands.h"
#include "imap_default_dialog.h"
#include "imap_main.h"
#include "imap_rectangle.h"
#include "imap_ui_grid.h"
#include "libgimp/stdplugins-intl.h"
typedef struct {
DefaultDialog_t *dialog;
ObjectList_t *list;
GimpDrawable *drawable;
GtkWidget *alternate;
GtkWidget *all;
GtkWidget *left_border;
GtkWidget *right_border;
GtkWidget *upper_border;
GtkWidget *lower_border;
GtkWidget *url;
} GimpGuidesDialog_t;
static gint
guide_sort_func(gconstpointer a, gconstpointer b)
{
return GPOINTER_TO_INT(a) - GPOINTER_TO_INT(b);
}
static void
gimp_guides_ok_cb(gpointer data)
{
GimpGuidesDialog_t *param = (GimpGuidesDialog_t*) data;
gint guide_num;
GSList *hguides, *hg;
GSList *vguides, *vg;
gboolean all;
const gchar *url;
GimpImage *image = gimp_item_get_image (GIMP_ITEM (param->drawable));
/* First get some dialog values */
all = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(param->all));
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(param->left_border)))
vguides = g_slist_append(NULL, GINT_TO_POINTER(0));
else
vguides = NULL;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(param->right_border)))
vguides = g_slist_append(vguides,
GINT_TO_POINTER(gimp_image_get_width(image)));
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(param->upper_border)))
hguides = g_slist_append(NULL, GINT_TO_POINTER(0));
else
hguides = NULL;
if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(param->lower_border)))
hguides = g_slist_append(hguides,
GINT_TO_POINTER(gimp_image_get_height(image)));
url = gtk_entry_get_text(GTK_ENTRY(param->url));
/* Next get all the GIMP guides */
guide_num = gimp_image_find_next_guide(image, 0);
while (guide_num > 0) {
gint position = gimp_image_get_guide_position(image, guide_num);
if (gimp_image_get_guide_orientation(image, guide_num)
== GIMP_ORIENTATION_HORIZONTAL) {
hguides = g_slist_insert_sorted(hguides, GINT_TO_POINTER(position),
guide_sort_func);
} else { /* GIMP_ORIENTATION_VERTICAL */
vguides = g_slist_insert_sorted(vguides, GINT_TO_POINTER(position),
guide_sort_func);
}
guide_num = gimp_image_find_next_guide(image, guide_num);
}
/* Create the areas */
subcommand_start(_("Use Gimp Guides"));
for (hg = hguides; hg && hg->next;
hg = (all) ? hg->next : hg->next->next) {
gint y = GPOINTER_TO_INT(hg->data);
gint height = GPOINTER_TO_INT(hg->next->data) - y;
for (vg = vguides; vg && vg->next;
vg = (all) ? vg->next : vg->next->next) {
gint x = GPOINTER_TO_INT(vg->data);
gint width = GPOINTER_TO_INT(vg->next->data) - x;
Object_t *obj = create_rectangle(x, y, width, height);
Command_t *command = create_command_new(param->list, obj);
object_set_url(obj, url);
command_execute(command);
}
}
subcommand_end();
preview_redraw();
}
static GimpGuidesDialog_t*
make_gimp_guides_dialog(void)
{
GimpGuidesDialog_t *data = g_new(GimpGuidesDialog_t, 1);
DefaultDialog_t *dialog;
GtkWidget *grid, *frame, *hbox, *vbox;
GtkWidget *label;
dialog = data->dialog = make_default_dialog(_("Use Gimp Guides"));
default_dialog_set_ok_cb(dialog, gimp_guides_ok_cb, data);
grid = default_dialog_add_grid (dialog);
frame = gimp_frame_new(_("Create"));
gtk_widget_show(frame);
gtk_grid_attach (GTK_GRID (grid), frame, 0, 0, 1, 1);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_container_add(GTK_CONTAINER(frame), hbox);
gtk_widget_show(hbox);
data->alternate =
gtk_radio_button_new_with_mnemonic_from_widget(NULL, _("Al_ternate"));
gtk_box_pack_start(GTK_BOX(hbox), data->alternate, FALSE, FALSE, 0);
gtk_widget_show(data->alternate);
data->all = gtk_radio_button_new_with_mnemonic_from_widget(
GTK_RADIO_BUTTON(data->alternate), _("A_ll"));
gtk_box_pack_start(GTK_BOX(hbox), data->all, FALSE, FALSE, 0);
gtk_widget_show(data->all);
frame = gimp_frame_new(_("Add Additional Guides"));
gtk_widget_show(frame);
gtk_grid_attach (GTK_GRID (grid), frame, 0, 1, 1, 1);
vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
gtk_container_add(GTK_CONTAINER(frame), vbox);
gtk_widget_show(vbox);
data->left_border = gtk_check_button_new_with_mnemonic(_("L_eft border"));
gtk_container_add(GTK_CONTAINER(vbox), data->left_border);
gtk_widget_show(data->left_border);
data->right_border = gtk_check_button_new_with_mnemonic(_("_Right border"));
gtk_container_add(GTK_CONTAINER(vbox), data->right_border);
gtk_widget_show(data->right_border);
data->upper_border = gtk_check_button_new_with_mnemonic(_("_Upper border"));
gtk_container_add(GTK_CONTAINER(vbox), data->upper_border);
gtk_widget_show(data->upper_border);
data->lower_border = gtk_check_button_new_with_mnemonic(_("Lo_wer border"));
gtk_container_add(GTK_CONTAINER(vbox), data->lower_border);
gtk_widget_show(data->lower_border);
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6);
gtk_grid_attach (GTK_GRID (grid), hbox, 0, 2, 2, 1);
gtk_widget_show(hbox);
label = gtk_label_new_with_mnemonic(_("_Base URL:"));
gtk_widget_show(label);
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
data->url = gtk_entry_new();
gtk_container_add(GTK_CONTAINER(hbox), data->url);
gtk_widget_show(data->url);
gtk_label_set_mnemonic_widget (GTK_LABEL (label), data->url);
return data;
}
static void
init_gimp_guides_dialog (GimpGuidesDialog_t *dialog,
ObjectList_t *list,
GimpDrawable *drawable)
{
dialog->list = list;
dialog->drawable = drawable;
}
static void
do_create_gimp_guides_dialog (ObjectList_t *list,
GimpDrawable *drawable)
{
static GimpGuidesDialog_t *dialog;
if (!dialog)
dialog = make_gimp_guides_dialog();
init_gimp_guides_dialog(dialog, list, drawable);
default_dialog_show(dialog->dialog);
}
static CmdExecuteValue_t gimp_guides_command_execute(Command_t *parent);
static CommandClass_t gimp_guides_command_class = {
NULL, /* guides_command_destruct */
gimp_guides_command_execute,
NULL, /* guides_command_undo */
NULL /* guides_command_redo */
};
typedef struct {
Command_t parent;
ObjectList_t *list;
GimpDrawable *drawable;
} GimpGuidesCommand_t;
Command_t*
gimp_guides_command_new (ObjectList_t *list,
GimpDrawable *drawable)
{
GimpGuidesCommand_t *command = g_new(GimpGuidesCommand_t, 1);
command->list = list;
command->drawable = drawable;
return command_init(&command->parent, _("Use Gimp Guides"),
&gimp_guides_command_class);
}
static CmdExecuteValue_t
gimp_guides_command_execute(Command_t *parent)
{
GimpGuidesCommand_t *command = (GimpGuidesCommand_t*) parent;
do_create_gimp_guides_dialog(command->list, command->drawable);
return CMD_DESTRUCT;
}