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PIKApp/plug-ins/imagemap/imap_main.c

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/*
* This is a plug-in for PIKA.
*
* Generates clickable image maps.
*
* Copyright (C) 1998-2006 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 <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h> /* for keyboard values */
#include <libpika/pika.h>
#include <libpika/pikaui.h>
#include "imap_about.h"
#include "imap_circle.h"
#include "imap_commands.h"
#include "imap_default_dialog.h"
#include "imap_edit_area_info.h"
#include "imap_file.h"
#include "imap_grid.h"
#include "imap_icons.h"
#include "imap_main.h"
#include "imap_menu.h"
#include "imap_misc.h"
#include "imap_object.h"
#include "imap_polygon.h"
#include "imap_preview.h"
#include "imap_rectangle.h"
#include "imap_selection.h"
#include "imap_settings.h"
#include "imap_source.h"
#include "imap_statusbar.h"
#include "imap_string.h"
#include "libpika/stdplugins-intl.h"
#define MAX_ZOOM_FACTOR 8
#define ZOOMED(x) (_zoom_factor * (x))
#define GET_REAL_COORD(x) ((x) / _zoom_factor)
GType imap_get_type (void) G_GNUC_CONST;
static void pika_imap_finalize (GObject *object);
static GList * imap_query_procedures (PikaPlugIn *plug_in);
static PikaProcedure * imap_create_procedure (PikaPlugIn *plug_in,
const gchar *name);
static PikaValueArray * imap_run (PikaProcedure *procedure,
PikaRunMode run_mode,
PikaImage *image,
gint n_drawables,
PikaDrawable **drawables,
PikaProcedureConfig *config,
gpointer run_data);
static gint dialog (PikaImap *imap);
static gint zoom_in (gpointer data);
static gint zoom_out (gpointer data);
static void on_app_activate (GApplication *gapp,
gpointer user_data);
static void window_destroy (GtkWidget *widget,
gpointer data);
G_DEFINE_TYPE (PikaImap, pika_imap, PIKA_TYPE_PLUG_IN)
PIKA_MAIN (PIKA_TYPE_IMAP)
DEFINE_STD_SET_I18N
/* Global variables */
static MapInfo_t _map_info;
static PreferencesData_t _preferences = {CSIM, TRUE, FALSE, TRUE, TRUE, FALSE,
FALSE, TRUE, DEFAULT_UNDO_LEVELS, DEFAULT_MRU_SIZE};
static MRU_t *_mru;
static PikaDrawable *_drawable;
static GdkCursorType _cursor = GDK_TOP_LEFT_ARROW;
static gboolean _show_url = TRUE;
static gchar *_filename = NULL;
static gchar *_image_name;
static gint _image_width;
static gint _image_height;
static GtkWidget *_dlg;
static Preview_t *_preview;
static Selection_t *_selection;
static StatusBar_t *_statusbar;
static ObjectList_t *_shapes;
static gint _zoom_factor = 1;
static gboolean (*_button_press_func)(GtkWidget*, GdkEventButton*, gpointer);
static gpointer _button_press_param;
static int run_flag = 0;
static const GActionEntry ACTIONS[] =
{
/* Sub-menu options */
{ "open", do_file_open_dialog },
{ "save", save },
{ "save-as", do_file_save_as_dialog },
{ "close", do_close },
{ "quit", do_quit },
{ "cut", do_cut },
{ "copy", do_copy },
{ "paste", do_paste },
{ "select-all", do_select_all },
{ "deselect-all", do_deselect_all },
{ "clear", do_clear },
{ "undo", do_undo },
{ "redo", do_redo },
{ "zoom-in", do_zoom_in },
{ "zoom-out", do_zoom_out },
{ "move-to-front", do_move_to_front },
{ "send-to-back", do_send_to_back },
{ "move-up", do_move_up },
{ "move-down", do_move_down },
{ "insert-point", polygon_insert_point },
{ "delete-point", polygon_delete_point },
{ "preferences", do_preferences_dialog },
{ "source", do_source_dialog },
{ "edit-area-info", do_edit_selected_shape },
{ "edit-map-info", do_settings_dialog },
{ "grid-settings", do_grid_settings_dialog },
{ "use-pika-guides", do_use_pika_guides_dialog },
{ "create-guides", do_create_guides_dialog },
{ "contents", imap_help },
{ "about", do_about_dialog },
/* Toggle Options */
{ "grid", NULL, NULL, "false", toggle_grid },
{ "area-list", NULL, NULL, "true", toggle_area_list },
/* Radio Options */
{ "zoom", set_zoom_factor, "s", "'1'", NULL },
{ "colormode", set_preview_color, "s", "'color'", NULL },
{ "shape", set_func, "s", "'arrow'", NULL },
};
static void
pika_imap_class_init (PikaImapClass *klass)
{
PikaPlugInClass *plug_in_class = PIKA_PLUG_IN_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = pika_imap_finalize;
plug_in_class->query_procedures = imap_query_procedures;
plug_in_class->create_procedure = imap_create_procedure;
plug_in_class->set_i18n = STD_SET_I18N;
}
static void
pika_imap_init (PikaImap *imap)
{
}
static void
pika_imap_finalize (GObject *object)
{
PikaImap *imap = PIKA_IMAP (object);
G_OBJECT_CLASS (pika_imap_parent_class)->finalize (object);
g_clear_object (&imap->builder);
}
static GList *
imap_query_procedures (PikaPlugIn *plug_in)
{
return g_list_append (NULL, g_strdup (PLUG_IN_PROC));
}
static PikaProcedure *
imap_create_procedure (PikaPlugIn *plug_in,
const gchar *name)
{
PikaProcedure *procedure = NULL;
if (! strcmp (name, PLUG_IN_PROC))
{
procedure = pika_image_procedure_new (plug_in, name,
PIKA_PDB_PROC_TYPE_PLUGIN,
imap_run, NULL, NULL);
pika_procedure_set_image_types (procedure, "*");
pika_procedure_set_sensitivity_mask (procedure,
PIKA_PROCEDURE_SENSITIVE_DRAWABLE);
pika_procedure_set_menu_label (procedure, _("_Image Map..."));
pika_procedure_add_menu_path (procedure, "<Image>/Filters/Web");
pika_procedure_set_documentation (procedure,
_("Create a clickable imagemap"),
NULL,
name);
pika_procedure_set_attribution (procedure,
"Maurits Rijk",
"Maurits Rijk",
"1998-2005");
}
return procedure;
}
static PikaValueArray *
imap_run (PikaProcedure *procedure,
PikaRunMode run_mode,
PikaImage *image,
gint n_drawables,
PikaDrawable **drawables,
PikaProcedureConfig *config,
gpointer run_data)
{
PikaImap *imap;
gegl_init (NULL, NULL);
imap = PIKA_IMAP (pika_procedure_get_plug_in (procedure));
#if GLIB_CHECK_VERSION(2,74,0)
imap->app = gtk_application_new (NULL, G_APPLICATION_DEFAULT_FLAGS);
#else
imap->app = gtk_application_new (NULL, G_APPLICATION_FLAGS_NONE);
#endif
imap->success = FALSE;
imap->builder = gtk_builder_new_from_resource ("/technology.heckin/imagemap/imap-menu.ui");
if (n_drawables != 1)
{
GError *error = NULL;
g_set_error (&error, PIKA_PLUG_IN_ERROR, 0,
_("Procedure '%s' only works with one drawable."),
pika_procedure_get_name (procedure));
return pika_procedure_new_return_values (procedure,
PIKA_PDB_CALLING_ERROR,
error);
}
else
{
_drawable = drawables[0];
}
_image_name = pika_image_get_name (image);
_image_width = pika_image_get_width (image);
_image_height = pika_image_get_height (image);
_map_info.color = pika_drawable_is_rgb (_drawable);
imap->drawable = _drawable;
if (run_mode != PIKA_RUN_INTERACTIVE)
return pika_procedure_new_return_values (procedure,
PIKA_PDB_CALLING_ERROR,
NULL);
g_signal_connect (imap->app, "activate", G_CALLBACK (on_app_activate), imap);
g_application_run (G_APPLICATION (imap->app), 0, NULL);
g_clear_object (&imap->app);
if (! imap->success)
return pika_procedure_new_return_values (procedure,
PIKA_PDB_EXECUTION_ERROR,
NULL);
return pika_procedure_new_return_values (procedure,
PIKA_PDB_SUCCESS,
NULL);
}
GtkWidget*
get_dialog (void)
{
return _dlg;
}
MRU_t*
get_mru (void)
{
if (!_mru)
_mru = mru_create();
return _mru;
}
MapInfo_t*
get_map_info (void)
{
return &_map_info;
}
PreferencesData_t*
get_preferences (void)
{
return &_preferences;
}
static void
init_preferences (void)
{
ColorSelData_t *colors = &_preferences.colors;
colors->normal_fg.red = 0;
colors->normal_fg.green = 0xFFFF;
colors->normal_fg.blue = 0;
colors->normal_bg.red = 0;
colors->normal_bg.green = 0;
colors->normal_bg.blue = 0xFFFF;
colors->selected_fg.red = 0xFFFF;
colors->selected_fg.green = 0;
colors->selected_fg.blue = 0;
colors->selected_bg.red = 0;
colors->selected_bg.green = 0;
colors->selected_bg.blue = 0xFFFF;
colors->interactive_fg.red = 0xFFFF;
colors->interactive_fg.green = 0;
colors->interactive_fg.blue = 0xFFFF;
colors->interactive_bg.red = 0xFFFF;
colors->interactive_bg.green = 0xFFFF;
colors->interactive_bg.blue = 0;
preferences_load (&_preferences);
mru_set_size (_mru, _preferences.mru_size);
command_list_set_undo_level (_preferences.undo_levels);
}
gint
get_image_width (void)
{
return _image_width;
}
gint
get_image_height (void)
{
return _image_height;
}
void
set_busy_cursor (void)
{
preview_set_cursor(_preview, GDK_WATCH);
}
void
remove_busy_cursor (void)
{
gdk_window_set_cursor(gtk_widget_get_window (_dlg), NULL);
}
static gint
zoom_in (gpointer data)
{
if (_zoom_factor < MAX_ZOOM_FACTOR)
{
set_zoom (_zoom_factor + 1);
menu_set_zoom (data, _zoom_factor);
}
return _zoom_factor;
}
static gint
zoom_out (gpointer data)
{
if (_zoom_factor > 1)
{
set_zoom (_zoom_factor - 1);
menu_set_zoom (data, _zoom_factor);
}
return _zoom_factor;
}
void
set_zoom(gint zoom_factor)
{
set_busy_cursor();
_zoom_factor = zoom_factor;
preview_zoom(_preview, zoom_factor);
statusbar_set_zoom(_statusbar, zoom_factor);
remove_busy_cursor();
}
gint
get_real_coord(gint coord)
{
return GET_REAL_COORD(coord);
}
void
draw_line(cairo_t *cr, gint x1, gint y1, gint x2, gint y2)
{
cairo_move_to (cr, ZOOMED (x1) + .5, ZOOMED (y1) + .5);
cairo_line_to (cr, ZOOMED (x2) + .5, ZOOMED (y2) + .5);
cairo_stroke (cr);
}
void
draw_rectangle(cairo_t *cr, gboolean filled, gint x, gint y,
gint width, gint height)
{
cairo_rectangle (cr, ZOOMED (x) + (filled ? 0. : .5),
ZOOMED (y) + (filled ? 0. : .5),
ZOOMED (width), ZOOMED (height));
if (filled)
cairo_fill (cr);
else
cairo_stroke (cr);
}
void
draw_circle(cairo_t *cr, gint x, gint y, gint r)
{
cairo_arc (cr, ZOOMED (x), ZOOMED (y), ZOOMED (r), 0., 2 * G_PI);
cairo_stroke (cr);
}
void
draw_polygon(cairo_t *cr, GList *list)
{
GList *p;
for (p = list; p; p = p->next) {
GdkPoint *src = (GdkPoint*) p->data;
cairo_line_to (cr, ZOOMED (src->x) + .5, ZOOMED (src->y) + .5);
}
cairo_close_path (cr);
cairo_stroke (cr);
}
void
set_preview_color (GSimpleAction *action,
GVariant *new_state,
gpointer user_data)
{
gchar *str;
str = g_strdup_printf ("%s", g_variant_get_string (new_state, NULL));
if (! strcmp (str, "gray"))
_map_info.show_gray = 1;
else
_map_info.show_gray = 0;
g_free (str);
g_simple_action_set_state (action, new_state);
set_zoom (_zoom_factor);
}
void
preview_redraw(void)
{
gtk_widget_queue_draw(_preview->preview);
}
void
set_zoom_factor (GSimpleAction *action,
GVariant *new_state,
gpointer user_data)
{
gchar *str;
gint factor = 1;
str = g_strdup_printf ("%s", g_variant_get_string (new_state, NULL));
factor = atoi (str);
g_free (str);
set_zoom (factor);
g_simple_action_set_state (action, new_state);
}
const gchar *
get_image_name(void)
{
return _image_name;
}
const char*
get_filename(void)
{
return _filename;
}
static gboolean
arrow_on_button_press (GtkWidget *widget,
GdkEventButton *event,
gpointer data)
{
if (gdk_event_triggers_context_menu ((GdkEvent *) event))
{
do_popup_menu (event, data);
}
else if (event->button == 1)
{
if (event->type == GDK_2BUTTON_PRESS)
edit_shape ((gint) event->x, (gint) event->y);
else
select_shape (widget, event);
}
return FALSE;
}
static void
set_arrow_func (gpointer data)
{
_button_press_func = arrow_on_button_press;
_button_press_param = data;
_cursor = GDK_TOP_LEFT_ARROW;
}
static void
set_object_func (gboolean (*func)(GtkWidget*, GdkEventButton*,
gpointer), gpointer param)
{
_button_press_func = func;
_button_press_param = param;
_cursor = GDK_CROSSHAIR;
}
void
set_func (GSimpleAction *action,
GVariant *new_state,
gpointer user_data)
{
gchar *str;
gint value = 0;
str = g_strdup_printf ("%s", g_variant_get_string (new_state, NULL));
if (! strcmp (str, "arrow"))
value = 0;
else if (! strcmp (str, "rectangle"))
value = 1;
else if (! strcmp (str, "circle"))
value = 2;
else if (! strcmp (str, "polygon"))
value = 3;
g_free (str);
switch (value)
{
case 0:
set_arrow_func (user_data);
break;
case 1:
set_object_func (object_on_button_press, get_rectangle_factory);
break;
case 2:
set_object_func (object_on_button_press, get_circle_factory);
break;
case 3:
set_object_func (object_on_button_press, get_polygon_factory);
break;
default:
break;
}
g_simple_action_set_state (action, new_state);
}
void
add_shape(Object_t *obj)
{
object_list_append(_shapes, obj);
}
ObjectList_t*
get_shapes(void)
{
return _shapes;
}
void
update_shape(Object_t *obj)
{
object_list_update(_shapes, obj);
}
void
do_edit_selected_shape (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
object_list_edit_selected(_shapes);
}
void
do_popup_menu (GdkEventButton *event,
gpointer data)
{
gint x = GET_REAL_COORD((gint) event->x);
gint y = GET_REAL_COORD((gint) event->y);
Object_t *obj = object_list_find (_shapes, x, y);
if (obj)
obj->class->do_popup (obj, event, data);
else
do_main_popup_menu (event, data);
}
static void
set_all_sensitivities (gpointer data)
{
gint count = object_list_nr_selected (_shapes);
menu_shapes_selected (count, data);
}
static void
main_set_title (const char *filename)
{
char *title, *p;
g_strreplace(&_filename, filename);
p = filename ? g_filename_display_basename (filename) : (gchar *) _("<Untitled>");
title = g_strdup_printf("%s - Image Map", p);
if (filename)
g_free (p);
gtk_window_set_title(GTK_WINDOW(_dlg), title);
g_free(title);
}
void
main_set_dimension(gint width, gint height)
{
statusbar_set_dimension(_statusbar,
width / _zoom_factor, height / _zoom_factor);
}
void
main_clear_dimension (void)
{
statusbar_clear_dimension (_statusbar);
}
void
show_url (void)
{
_show_url = TRUE;
}
void
hide_url (void)
{
_show_url = FALSE;
statusbar_clear_status(_statusbar);
}
void
select_shape (GtkWidget *widget,
GdkEventButton *event)
{
Object_t *obj;
gint x = GET_REAL_COORD ((gint) event->x);
gint y = GET_REAL_COORD ((gint) event->y);
MoveSashFunc_t sash_func;
obj = object_list_near_sash (_shapes, x, y, &sash_func);
if (obj) { /* Start resizing */
Command_t *command = move_sash_command_new(widget, obj, x, y, sash_func);
command_execute(command);
} else {
Command_t *command;
obj = object_list_find(_shapes, x, y);
if (obj) {
if (event->state & GDK_SHIFT_MASK) {
if (obj->selected)
command = unselect_command_new(obj);
else
command = select_command_new(obj);
} else { /* No Shift key pressed */
if (obj->selected) {
command = unselect_all_command_new(_shapes, obj);
} else {
Command_t *sub_command;
command = subcommand_start(NULL);
sub_command = unselect_all_command_new(_shapes, NULL);
command_add_subcommand(command, sub_command);
sub_command = select_command_new(obj);
command_add_subcommand(command, sub_command);
command_set_name(command, sub_command->name);
subcommand_end();
}
}
command_execute(command);
command = move_command_new(_preview, obj, x, y);
command_execute(command);
} else { /* Start selection rectangle */
command = select_region_command_new(widget, _shapes, x, y);
command_execute(command);
}
}
}
void
edit_shape(gint x, gint y)
{
Object_t *obj;
x = GET_REAL_COORD(x);
y = GET_REAL_COORD(y);
obj = object_list_find(_shapes, x, y);
if (obj) {
object_select(obj);
object_edit(obj, TRUE);
}
}
void
do_zoom_in (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
gint factor = zoom_in (user_data);
menu_set_zoom_sensitivity (user_data, factor);
}
void
do_zoom_out (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
gint factor = zoom_out (user_data);
menu_set_zoom_sensitivity (user_data, factor);
}
void
draw_shapes(cairo_t *cr)
{
object_list_draw(_shapes, cr);
}
static void
clear_map_info (void)
{
const gchar *author = g_get_real_name();
if (!*author)
author = g_get_user_name();
g_strreplace(&_map_info.image_name, _image_name);
g_strreplace(&_map_info.title, "map");
g_strreplace(&_map_info.author, author);
g_strreplace(&_map_info.default_url, "");
g_strreplace(&_map_info.description, "");
_map_info.map_format = _preferences.default_map_type;
_map_info.show_gray = FALSE;
}
static void
do_data_changed_dialog (void (*continue_cb)(gpointer),
gpointer param)
{
GtkWidget *dialog = gtk_message_dialog_new
(NULL,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
_("Some data has been changed!"));
gtk_message_dialog_format_secondary_text
(GTK_MESSAGE_DIALOG (dialog),
_("Do you really want to discard your changes?"));
if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_YES)
continue_cb (param);
gtk_widget_destroy (dialog);
}
static void
check_if_changed (void (*func)(gpointer),
gpointer param)
{
if (object_list_get_changed (_shapes))
do_data_changed_dialog (func, param);
else
func (param);
}
static void
close_current (gpointer data)
{
selection_freeze (_selection);
object_list_remove_all (_shapes);
selection_thaw (_selection);
clear_map_info ();
main_set_title (NULL);
set_all_sensitivities (data);
preview_redraw ();
object_list_clear_changed (_shapes);
command_list_remove_all ();
}
static void
really_close (gpointer data)
{
close_current (data);
}
void
do_close (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
check_if_changed (really_close, user_data);
}
static void
really_quit (gpointer data)
{
PikaImap *imap = NULL;
if (data)
{
imap = PIKA_IMAP (data);
imap->success = TRUE;
}
preferences_save (&_preferences);
run_flag = 1;
window_destroy (_dlg, imap);
}
void
do_quit (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
check_if_changed (really_quit, user_data);
}
void
do_undo (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
selection_freeze (_selection);
last_command_undo ();
selection_thaw (_selection);
preview_redraw ();
}
void
do_redo (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
selection_freeze (_selection);
last_command_redo ();
selection_thaw (_selection);
preview_redraw ();
}
void
save (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
if (_filename)
save_as (_filename);
else
do_file_save_as_dialog (NULL, NULL, NULL);
}
static void
write_cern_comment (gpointer param,
OutputFunc_t output)
{
output(param, "rect (4096,4096) (4096,4096) imap:#$");
}
static void
save_as_cern(gpointer param, OutputFunc_t output)
{
char *p;
gchar *description;
gchar *next_token;
write_cern_comment(param, output);
output(param, "-:Image map file created by PIKA Image Map plug-in\n");
write_cern_comment(param, output);
output(param, "-:PIKA Image Map plug-in by Maurits Rijk\n");
write_cern_comment(param, output);
output(param, "-:Please do not edit lines starting with \"#$\"\n");
write_cern_comment(param, output);
output(param, "VERSION:2.3\n");
write_cern_comment(param, output);
output(param, "TITLE:%s\n", _map_info.title);
write_cern_comment(param, output);
output(param, "AUTHOR:%s\n", _map_info.author);
write_cern_comment(param, output);
output(param, "FORMAT:cern\n");
description = g_strdup(_map_info.description);
next_token = description;
for (p = strtok (next_token, "\n"); p; p = strtok(NULL, "\n")) {
write_cern_comment(param, output);
output(param, "DESCRIPTION:%s\n", p);
}
g_free(description);
if (*_map_info.default_url)
output(param, "default %s\n", _map_info.default_url);
object_list_write_cern(_shapes, param, output);
}
static void
save_as_csim(gpointer param, OutputFunc_t output)
{
char *p;
gchar *description;
output(param, "<img src=\"%s\" width=\"%d\" height=\"%d\" border=\"0\" "
"usemap=\"#%s\" />\n\n", _map_info.image_name,
_image_width, _image_height, _map_info.title);
output(param, "<map name=\"%s\">\n", _map_info.title);
output(param,
"<!-- #$-:Image map file created by PIKA Image Map plug-in -->\n");
output(param, "<!-- #$-:PIKA Image Map plug-in by Maurits Rijk -->\n");
output(param,
"<!-- #$-:Please do not edit lines starting with \"#$\" -->\n");
output(param, "<!-- #$VERSION:2.3 -->\n");
output(param, "<!-- #$AUTHOR:%s -->\n", _map_info.author);
description = g_strdup(_map_info.description);
for (p = strtok(description, "\n"); p; p = strtok(NULL, "\n"))
output(param, "<!-- #$DESCRIPTION:%s -->\n", p);
g_free(description);
object_list_write_csim(_shapes, param, output);
if (*_map_info.default_url)
output(param, "<area shape=\"default\" href=\"%s\" />\n",
_map_info.default_url);
output(param, "</map>\n");
}
static void
save_as_ncsa(gpointer param, OutputFunc_t output)
{
char *p;
gchar *description;
output(param, "#$-:Image map file created by PIKA Image Map plug-in\n");
output(param, "#$-:PIKA Image Map plug-in by Maurits Rijk\n");
output(param, "#$-:Please do not edit lines starting with \"#$\"\n");
output(param, "#$VERSION:2.3\n");
output(param, "#$TITLE:%s\n", _map_info.title);
output(param, "#$AUTHOR:%s\n", _map_info.author);
output(param, "#$FORMAT:ncsa\n");
description = g_strdup(_map_info.description);
for (p = strtok(description, "\n"); p; p = strtok(NULL, "\n"))
output(param, "#$DESCRIPTION:%s\n", p);
g_free(description);
if (*_map_info.default_url)
output(param, "default %s\n", _map_info.default_url);
object_list_write_ncsa(_shapes, param, output);
}
static void save_to_file (gpointer param,
const char *format,
...) G_GNUC_PRINTF(2,3);
static void
save_to_file (gpointer param,
const char* format,
...)
{
va_list ap;
va_start (ap, format);
vfprintf ((FILE*) param, format, ap);
va_end(ap);
}
void
dump_output (gpointer param,
OutputFunc_t output)
{
if (_map_info.map_format == NCSA)
save_as_ncsa(param, output);
else if (_map_info.map_format == CERN)
save_as_cern(param, output);
else if (_map_info.map_format == CSIM)
save_as_csim(param, output);
}
void
save_as (const gchar *filename)
{
FILE *out = g_fopen(filename, "w");
if (out) {
dump_output(out, save_to_file);
fclose(out);
statusbar_set_status(_statusbar, _("File \"%s\" saved."), filename);
main_set_title(filename);
object_list_clear_changed(_shapes);
} else {
do_file_error_dialog( _("Couldn't save file:"), filename);
}
}
static void
do_image_size_changed_dialog (void)
{
GtkWidget *dialog = gtk_message_dialog_new_with_markup
(NULL,
GTK_DIALOG_DESTROY_WITH_PARENT,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
"<span weight=\"bold\" size=\"larger\">%s</span>\n\n%s",
_("Image size has changed."),
_("Resize area's?"));
if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_YES)
{
gint per_x = _image_width * 100 / _map_info.old_image_width;
gint per_y = _image_height * 100 / _map_info.old_image_height;
object_list_resize(_shapes, per_x, per_y);
}
preview_redraw();
gtk_widget_destroy (dialog);
}
static void
really_load (gpointer data)
{
PikaImap *imap = PIKA_IMAP (data);
gchar *filename = imap->tmp_filename;
close_current (imap);
selection_freeze(_selection);
_map_info.old_image_width = _image_width;
_map_info.old_image_height = _image_height;
if (load_csim(filename))
{
_map_info.map_format = CSIM;
if (_image_width != _map_info.old_image_width ||
_image_height != _map_info.old_image_height)
{
do_image_size_changed_dialog();
}
}
else if (load_ncsa(filename))
{
_map_info.map_format = NCSA;
}
else if (load_cern(filename))
{
_map_info.map_format = CERN;
}
else
{
do_file_error_dialog ( _("Couldn't read file:"), filename);
selection_thaw(_selection);
close_current (imap);
return;
}
mru_set_first(_mru, filename);
selection_thaw (_selection);
main_set_title (filename);
object_list_clear_changed (_shapes);
preview_redraw ();
}
void
load (const gchar *filename,
gpointer data)
{
PikaImap *imap = PIKA_IMAP (data);
g_strreplace (&imap->tmp_filename, filename);
check_if_changed (really_load, imap);
}
void
toggle_area_list (GSimpleAction *action,
GVariant *new_state,
gpointer user_data)
{
selection_toggle_visibility(_selection);
g_simple_action_set_state (action, new_state);
}
static gboolean
close_callback (GtkWidget *widget,
gpointer data)
{
do_quit (NULL, NULL, NULL);
return TRUE;
}
static gboolean
preview_move (GtkWidget *widget,
GdkEventMotion *event)
{
gint x = GET_REAL_COORD((gint) event->x);
gint y = GET_REAL_COORD((gint) event->y);
static Object_t *prev_obj = NULL;
Object_t *obj = object_list_find(_shapes, x, y);
statusbar_set_xy(_statusbar, x, y);
if (obj != prev_obj) {
prev_obj = obj;
if (obj && _show_url) {
statusbar_set_status(_statusbar, _("URL: %s"), obj->url);
} else {
statusbar_clear_status(_statusbar);
}
}
#ifdef _NOT_READY_YET_
if (!obj) {
if (grid_near_x(x)) {
preview_set_cursor(_preview, GDK_SB_H_DOUBLE_ARROW);
} else if (grid_near_y(y)) {
preview_set_cursor(_preview, GDK_SB_V_DOUBLE_ARROW);
} else {
preview_set_cursor(_preview, _cursor);
}
}
#endif
return FALSE;
}
static void
preview_enter(GtkWidget *widget, GdkEventCrossing *event)
{
preview_set_cursor(_preview, _cursor);
}
static void
preview_leave(GtkWidget *widget, GdkEventCrossing *event)
{
gdk_window_set_cursor(gtk_widget_get_window (_dlg), NULL);
statusbar_clear_xy(_statusbar);
}
static gboolean
button_press (GtkWidget* widget,
GdkEventButton* event,
gpointer data)
{
if (_button_press_func)
return _button_press_func (widget, event, _button_press_param);
return FALSE;
}
/* A few global vars for key movement */
static guint _timeout;
static guint _keyval;
static gint _dx, _dy;
static void
move_sash_selected_objects (gint dx,
gint dy,
gboolean fast)
{
if (fast) {
dx *= 5;
dy *= 5;
}
object_list_move_sash_selected (_shapes, dx, dy);
preview_redraw ();
}
static void
move_selected_objects (gint dx,
gint dy,
gboolean fast)
{
if (fast) {
dx *= 5;
dy *= 5;
}
_dx += dx;
_dy += dy;
object_list_move_selected(_shapes, dx, dy);
preview_redraw ();
}
static gboolean
key_timeout_cb(gpointer data)
{
switch (_keyval) {
case GDK_KEY_Left:
case GDK_KEY_Right:
case GDK_KEY_Up:
case GDK_KEY_Down:
command_list_add(move_selected_command_new(_shapes, _dx, _dy));
_dx = _dy = 0;
break;
}
preview_redraw();
_timeout = 0;
return FALSE;
}
static gboolean
key_press_cb(GtkWidget *widget, GdkEventKey *event)
{
gboolean handled = FALSE;
gboolean shift = event->state & GDK_SHIFT_MASK;
gboolean ctrl = event->state & GDK_CONTROL_MASK;
Command_t *command;
if (_timeout)
g_source_remove(_timeout);
_timeout = 0;
switch (event->keyval) {
case GDK_KEY_Left:
if (ctrl)
move_sash_selected_objects(-1, 0, shift);
else
move_selected_objects(-1, 0, shift);
handled = TRUE;
break;
case GDK_KEY_Right:
if (ctrl)
move_sash_selected_objects(1, 0, shift);
else
move_selected_objects(1, 0, shift);
handled = TRUE;
break;
case GDK_KEY_Up:
if (ctrl)
move_sash_selected_objects(0, -1, shift);
else
move_selected_objects(0, -1, shift);
handled = TRUE;
break;
case GDK_KEY_Down:
if (ctrl)
move_sash_selected_objects(0, 1, shift);
else
move_selected_objects(0, 1, shift);
handled = TRUE;
break;
case GDK_KEY_Tab:
if (shift)
command = select_prev_command_new(_shapes);
else
command = select_next_command_new(_shapes);
command_execute(command);
handled = TRUE;
break;
}
if (handled)
g_signal_stop_emission_by_name(widget, "key-press-event");
return handled;
}
static gboolean
key_release_cb (GtkWidget *widget, GdkEventKey *event)
{
_keyval = event->keyval;
_timeout = g_timeout_add(250, key_timeout_cb, NULL);
return FALSE;
}
static void
geometry_changed (Object_t *obj,
gpointer data)
{
preview_redraw();
}
static void
data_changed (Object_t *obj,
gpointer data)
{
preview_redraw ();
set_all_sensitivities (data);
}
static void
data_selected (Object_t *obj,
gpointer data)
{
set_all_sensitivities (data);
}
void
imap_help (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
pika_standard_help_func ("plug-in-imagemap", NULL);
}
void
do_cut (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (cut_command_new (_shapes));
}
void
do_copy (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (copy_command_new (_shapes));
}
void
do_paste (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (paste_command_new (_shapes));
}
void
do_select_all (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (select_all_command_new (_shapes));
}
void
do_deselect_all (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (unselect_all_command_new (_shapes, NULL));
}
void
do_clear (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (clear_command_new(_shapes));
}
void
do_move_up (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
/* Fix me!
Command_t *command = object_up_command_new(_current_obj->list,
_current_obj);
command_execute(command);
*/
}
void
do_move_down (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
/* Fix me!
Command_t *command = object_down_command_new(_current_obj->list,
_current_obj);
command_execute(command);
*/
}
void
do_move_to_front (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute(move_to_front_command_new(_shapes));
}
void
do_send_to_back (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute(send_to_back_command_new(_shapes));
}
void
do_use_pika_guides_dialog (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (pika_guides_command_new (_shapes, _drawable));
}
void
do_create_guides_dialog (GSimpleAction *action,
GVariant *parameter,
gpointer user_data)
{
command_execute (guides_command_new (_shapes));
}
static Command_t*
factory_move_up(void)
{
return move_up_command_new(_shapes);
}
static Command_t*
factory_move_down(void)
{
return move_down_command_new(_shapes);
}
static gint
dialog (PikaImap *imap)
{
GtkWidget *hbox;
GtkWidget *menubar;
GMenuModel *model;
GtkWidget *toolbar;
GtkWidget *main_vbox;
GtkWidget *tools;
pika_ui_init (PLUG_IN_BINARY);
set_arrow_func (imap);
_shapes = make_object_list();
_dlg = imap->dlg = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_resizable (GTK_WINDOW (imap->dlg), TRUE);
main_set_title (NULL);
pika_help_connect (imap->dlg, pika_standard_help_func, PLUG_IN_PROC, NULL, NULL);
gtk_window_set_position (GTK_WINDOW (imap->dlg), GTK_WIN_POS_MOUSE);
gtk_window_set_application (GTK_WINDOW (_dlg), imap->app);
pika_window_set_transient (GTK_WINDOW (imap->dlg));
g_action_map_add_action_entries (G_ACTION_MAP (imap->app),
ACTIONS, G_N_ELEMENTS (ACTIONS),
imap);
g_signal_connect (imap->dlg, "delete-event",
G_CALLBACK (close_callback), NULL);
g_signal_connect (imap->dlg, "key-press-event",
G_CALLBACK (key_press_cb), NULL);
g_signal_connect (imap->dlg, "key-release-event",
G_CALLBACK (key_release_cb), NULL);
g_signal_connect (imap->dlg, "destroy",
G_CALLBACK (window_destroy),
NULL);
main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0);
gtk_container_add (GTK_CONTAINER (imap->dlg), main_vbox);
gtk_widget_show (main_vbox);
init_icons();
/* Create menu */
make_menu (imap);
model = G_MENU_MODEL (gtk_builder_get_object (imap->builder, "imap-menubar"));
menubar = gtk_menu_bar_new_from_model (model);
gtk_box_pack_start (GTK_BOX (main_vbox), menubar, FALSE, FALSE, 0);
gtk_widget_show (menubar);
/* Create toolbar */
toolbar = gtk_toolbar_new ();
add_tool_button (toolbar, "app.open", PIKA_ICON_DOCUMENT_OPEN,
_("Open"), _("Open"));
add_tool_button (toolbar, "app.save", PIKA_ICON_DOCUMENT_SAVE,
_("Save"), _("Save"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.preferences", PIKA_ICON_PREFERENCES_SYSTEM,
_("Preferences"), _("Preferences"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.undo", PIKA_ICON_EDIT_UNDO,
_("Undo"), _("Undo"));
add_tool_button (toolbar, "app.redo", PIKA_ICON_EDIT_REDO,
_("Redo"), _("Redo"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.cut", PIKA_ICON_EDIT_CUT,
_("Cut"), _("Cut"));
add_tool_button (toolbar, "app.copy", PIKA_ICON_EDIT_COPY,
_("Copy"), _("Copy"));
add_tool_button (toolbar, "app.paste", PIKA_ICON_EDIT_PASTE,
_("Paste"), _("Paste"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.zoom-in", PIKA_ICON_ZOOM_IN,
_("Zoom In"), _("Zoom In"));
add_tool_button (toolbar, "app.zoom-out", PIKA_ICON_ZOOM_OUT,
_("Zoom Out"), _("Zoom Out"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.edit-map-info", PIKA_ICON_DIALOG_INFORMATION,
_("Edit Map Info"), _("Edit Map Info"));
add_tool_separator (toolbar, FALSE);
add_tool_button (toolbar, "app.move-to-front", IMAP_TO_FRONT,
_("Move Area to Front"), _("Move Area to Front"));
add_tool_button (toolbar, "app.send-to-back", IMAP_TO_BACK,
_("Move Area to Bottom"), _("Move Area to Bottom"));
add_tool_separator (toolbar, FALSE);
imap->grid_toggle = add_toggle_button (toolbar, "app.grid", PIKA_ICON_GRID,
_("Grid"), _("Grid"));
add_tool_separator (toolbar, FALSE);
gtk_container_set_border_width (GTK_CONTAINER (toolbar), 0);
gtk_box_pack_start (GTK_BOX (main_vbox), toolbar, FALSE, FALSE, 0);
gtk_widget_show (toolbar);
/* Dialog area */
hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 1);
gtk_box_pack_start (GTK_BOX (main_vbox), hbox, TRUE, TRUE, 0);
gtk_widget_show (hbox);
/* Pointer tools area */
tools = gtk_toolbar_new ();
add_toggle_button (tools, "app.shape::arrow", PIKA_ICON_CURSOR,
_("Arrow"), _("Select Existing Area"));
add_toggle_button (tools, "app.shape::rectangle", IMAP_RECTANGLE,
_("Rectangle"), _("Define Rectangle area"));
add_toggle_button (tools, "app.shape::circle", IMAP_CIRCLE,
_("Circle"), _("Define Circle/Oval area"));
add_toggle_button (tools, "app.shape::polygon", IMAP_POLYGON,
_("Polygon"), _("Define Polygon area"));
add_tool_separator (tools, FALSE);
add_tool_button (tools, "app.edit-area-info", PIKA_ICON_EDIT,
_("Edit Area Info..."), _("Edit selected area info"));
gtk_orientable_set_orientation (GTK_ORIENTABLE (tools),
GTK_ORIENTATION_VERTICAL);
gtk_toolbar_set_style (GTK_TOOLBAR (tools), GTK_TOOLBAR_ICONS);
gtk_container_set_border_width (GTK_CONTAINER (tools), 0);
gtk_widget_show (tools);
gtk_box_pack_start (GTK_BOX (hbox), tools, FALSE, FALSE, 0);
_preview = make_preview (imap->drawable, imap);
g_signal_connect(_preview->preview, "motion-notify-event",
G_CALLBACK (preview_move), NULL);
g_signal_connect(_preview->preview, "enter-notify-event",
G_CALLBACK (preview_enter), NULL);
g_signal_connect(_preview->preview, "leave-notify-event",
G_CALLBACK (preview_leave), NULL);
g_signal_connect(_preview->preview, "button-press-event",
G_CALLBACK (button_press), NULL);
gtk_box_pack_start (GTK_BOX (hbox), _preview->window, TRUE, TRUE, 0);
object_list_add_geometry_cb (_shapes, geometry_changed, NULL);
object_list_add_update_cb (_shapes, data_changed, imap);
object_list_add_add_cb (_shapes, data_changed, imap);
object_list_add_remove_cb (_shapes, data_changed, imap);
object_list_add_move_cb (_shapes, data_changed, imap);
object_list_add_select_cb (_shapes, data_selected, imap);
/* Selection */
_selection = make_selection (_shapes, imap);
selection_set_move_up_command (_selection, factory_move_up);
selection_set_move_down_command (_selection, factory_move_down);
gtk_box_pack_start (GTK_BOX (hbox), _selection->container, FALSE, FALSE, 0);
_statusbar = make_statusbar (main_vbox, imap->dlg);
statusbar_set_zoom (_statusbar, 1);
gtk_widget_show (imap->dlg);
_mru = mru_create ();
init_preferences ();
clear_map_info ();
imap->success = TRUE;
return run_flag;
}
static void
on_app_activate (GApplication *gapp,
gpointer user_data)
{
PikaImap *imap = PIKA_IMAP (user_data);
dialog (imap);
gtk_application_set_accels_for_action (imap->app, "app.save-as", (const char*[]) { "<shift><control>S", NULL });
gtk_application_set_accels_for_action (imap->app, "app.close", (const char*[]) { "<primary>w", NULL });
gtk_application_set_accels_for_action (imap->app, "app.quit", (const char*[]) { "<primary>q", NULL });
gtk_application_set_accels_for_action (imap->app, "app.cut", (const char*[]) { "<primary>x", NULL });
gtk_application_set_accels_for_action (imap->app, "app.copy", (const char*[]) { "<primary>c", NULL });
gtk_application_set_accels_for_action (imap->app, "app.paste", (const char*[]) { "<primary>p", NULL });
gtk_application_set_accels_for_action (imap->app, "app.select-all", (const char*[]) { "<primary>A", NULL });
gtk_application_set_accels_for_action (imap->app, "app.deselect-all", (const char*[]) { "<shift><primary>A", NULL });
gtk_application_set_accels_for_action (imap->app, "app.zoom-in", (const char*[]) { "plus", NULL });
gtk_application_set_accels_for_action (imap->app, "app.zoom-out", (const char*[]) { "minus", NULL });
}
static void
window_destroy (GtkWidget *widget,
gpointer data)
{
if (data)
{
PikaImap *imap = PIKA_IMAP (data);
gtk_application_remove_window (imap->app, GTK_WINDOW (imap->dlg));
}
else
{
gtk_widget_destroy (_dlg);
}
}
GtkWidget *
add_tool_button (GtkWidget *toolbar,
const char *action,
const char *icon,
const char *label,
const char *tooltip)
{
GtkWidget *tool_icon;
GtkToolItem *tool_button;
tool_icon = gtk_image_new_from_icon_name (icon, GTK_ICON_SIZE_BUTTON);
gtk_widget_show (GTK_WIDGET (tool_icon));
tool_button = gtk_tool_button_new (tool_icon, label);
gtk_widget_show (GTK_WIDGET (tool_button));
gtk_tool_item_set_tooltip_text (tool_button, tooltip);
gtk_actionable_set_detailed_action_name (GTK_ACTIONABLE (tool_button), action);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), tool_button, -1);
return GTK_WIDGET (tool_button);
}
GtkWidget *
add_toggle_button (GtkWidget *toolbar,
const char *action,
const char *icon,
const char *label,
const char *tooltip)
{
GtkWidget *tool_icon;
GtkToolItem *toggle_tool_button;
tool_icon = gtk_image_new_from_icon_name (icon, GTK_ICON_SIZE_BUTTON);
gtk_widget_show (GTK_WIDGET (tool_icon));
toggle_tool_button = gtk_toggle_tool_button_new ();
gtk_tool_button_set_icon_widget (GTK_TOOL_BUTTON (toggle_tool_button),
tool_icon);
gtk_tool_button_set_label (GTK_TOOL_BUTTON (toggle_tool_button), label);
gtk_widget_show (GTK_WIDGET (toggle_tool_button));
gtk_tool_item_set_tooltip_text (toggle_tool_button, tooltip);
gtk_actionable_set_detailed_action_name (GTK_ACTIONABLE (toggle_tool_button), action);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), toggle_tool_button, -1);
return GTK_WIDGET (toggle_tool_button);
}
void
add_tool_separator (GtkWidget *toolbar,
gboolean expand)
{
GtkToolItem *item;
item = gtk_separator_tool_item_new ();
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), item, -1);
gtk_separator_tool_item_set_draw (GTK_SEPARATOR_TOOL_ITEM (item), FALSE);
gtk_tool_item_set_expand (item, expand);
gtk_widget_show (GTK_WIDGET (item));
}
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