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gimp/app/actions/vectors-commands.c

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/* GIMP - The GNU 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 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 <string.h>
#include <gegl.h>
#include <gtk/gtk.h>
#include "libgimpwidgets/gimpwidgets.h"
#include "actions-types.h"
#include "core/gimp.h"
#include "core/gimp-utils.h"
#include "core/gimpchannel.h"
#include "core/gimpchannel-select.h"
#include "core/gimpcontext.h"
#include "core/gimpimage.h"
#include "core/gimpimage-merge.h"
#include "core/gimpimage-undo.h"
#include "core/gimpitemundo.h"
#include "core/gimpparamspecs.h"
#include "core/gimpprogress.h"
#include "core/gimpstrokeoptions.h"
#include "core/gimptoolinfo.h"
#include "pdb/gimppdb.h"
#include "pdb/gimpprocedure.h"
#include "vectors/gimpvectors.h"
#include "vectors/gimpvectors-export.h"
#include "vectors/gimpvectors-import.h"
#include "widgets/gimpaction.h"
#include "widgets/gimpclipboard.h"
#include "widgets/gimphelp-ids.h"
#include "display/gimpdisplay.h"
#include "tools/gimpvectortool.h"
#include "tools/tool_manager.h"
#include "dialogs/stroke-dialog.h"
#include "dialogs/vectors-export-dialog.h"
#include "dialogs/vectors-import-dialog.h"
#include "dialogs/vectors-options-dialog.h"
#include "actions.h"
#include "vectors-commands.h"
#include "gimp-intl.h"
/* local function prototypes */
static void vectors_new_vectors_response (GtkWidget *widget,
gint response_id,
VectorsOptionsDialog *options);
static void vectors_edit_vectors_response (GtkWidget *widget,
gint response_id,
VectorsOptionsDialog *options);
static void vectors_import_response (GtkWidget *widget,
gint response_id,
VectorsImportDialog *dialog);
static void vectors_export_response (GtkWidget *widget,
gint response_id,
VectorsExportDialog *dialog);
/* private variables */
static gchar *vectors_name = NULL;
static gboolean vectors_import_merge = FALSE;
static gboolean vectors_import_scale = FALSE;
static gboolean vectors_export_active_only = TRUE;
/* public functions */
void
vectors_vectors_tool_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GimpTool *active_tool;
return_if_no_vectors (image, vectors, data);
active_tool = tool_manager_get_active (image->gimp);
if (! GIMP_IS_VECTOR_TOOL (active_tool))
{
GimpToolInfo *tool_info = gimp_get_tool_info (image->gimp,
"gimp-vector-tool");
if (GIMP_IS_TOOL_INFO (tool_info))
{
gimp_context_set_tool (action_data_get_context (data), tool_info);
active_tool = tool_manager_get_active (image->gimp);
}
}
if (GIMP_IS_VECTOR_TOOL (active_tool))
gimp_vector_tool_set_vectors (GIMP_VECTOR_TOOL (active_tool), vectors);
}
void
vectors_edit_attributes_cmd_callback (GtkAction *action,
gpointer data)
{
VectorsOptionsDialog *options;
GimpImage *image;
GimpVectors *vectors;
GtkWidget *widget;
return_if_no_vectors (image, vectors, data);
return_if_no_widget (widget, data);
options = vectors_options_dialog_new (image, vectors,
action_data_get_context (data),
widget,
gimp_object_get_name (GIMP_OBJECT (vectors)),
_("Path Attributes"),
"gimp-vectors-edit",
GTK_STOCK_EDIT,
_("Edit Path Attributes"),
GIMP_HELP_PATH_EDIT);
g_signal_connect (options->dialog, "response",
G_CALLBACK (vectors_edit_vectors_response),
options);
gtk_widget_show (options->dialog);
}
void
vectors_new_cmd_callback (GtkAction *action,
gpointer data)
{
VectorsOptionsDialog *options;
GimpImage *image;
GtkWidget *widget;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
options = vectors_options_dialog_new (image, NULL,
action_data_get_context (data),
widget,
vectors_name ? vectors_name :
_("New Path"),
_("New Path"),
"gimp-vectors-new",
GIMP_STOCK_PATH,
_("New Path Options"),
GIMP_HELP_PATH_NEW);
g_signal_connect (options->dialog, "response",
G_CALLBACK (vectors_new_vectors_response),
options);
gtk_widget_show (options->dialog);
}
void
vectors_new_last_vals_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *new_vectors;
return_if_no_image (image, data);
new_vectors = gimp_vectors_new (image,
vectors_name ? vectors_name : _("New Path"));
gimp_image_add_vectors (image, new_vectors, -1, TRUE);
gimp_image_flush (image);
}
void
vectors_raise_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
gimp_image_raise_vectors (image, vectors, NULL);
gimp_image_flush (image);
}
void
vectors_raise_to_top_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
gimp_image_raise_vectors_to_top (image, vectors);
gimp_image_flush (image);
}
void
vectors_lower_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
gimp_image_lower_vectors (image, vectors, NULL);
gimp_image_flush (image);
}
void
vectors_lower_to_bottom_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
gimp_image_lower_vectors_to_bottom (image, vectors);
gimp_image_flush (image);
}
void
vectors_duplicate_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GimpVectors *new_vectors;
return_if_no_vectors (image, vectors, data);
new_vectors = GIMP_VECTORS (gimp_item_duplicate (GIMP_ITEM (vectors),
G_TYPE_FROM_INSTANCE (vectors)));
gimp_image_add_vectors (image, new_vectors, -1, TRUE);
gimp_image_flush (image);
}
void
vectors_delete_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
gimp_image_remove_vectors (image, vectors, TRUE, NULL);
gimp_image_flush (image);
}
void
vectors_merge_visible_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GtkWidget *widget;
GError *error = NULL;
return_if_no_vectors (image, vectors, data);
return_if_no_widget (widget, data);
if (! gimp_image_merge_visible_vectors (image, &error))
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
error->message);
g_clear_error (&error);
return;
}
gimp_image_flush (image);
}
void
vectors_to_selection_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
GimpChannelOps op;
GimpImage *image;
GimpVectors *vectors;
return_if_no_vectors (image, vectors, data);
op = (GimpChannelOps) value;
gimp_channel_select_vectors (gimp_image_get_mask (image),
_("Path to Selection"),
vectors,
op, TRUE, FALSE, 0, 0, TRUE);
gimp_image_flush (image);
}
void
vectors_selection_to_vectors_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
GimpImage *image;
GtkWidget *widget;
GimpProcedure *procedure;
GValueArray *args;
GimpDisplay *display;
GError *error = NULL;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
if (value)
procedure = gimp_pdb_lookup_procedure (image->gimp->pdb,
"plug-in-sel2path-advanced");
else
procedure = gimp_pdb_lookup_procedure (image->gimp->pdb,
"plug-in-sel2path");
if (! procedure)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_ERROR,
"Selection to path procedure lookup failed.");
return;
}
display = gimp_context_get_display (action_data_get_context (data));
args = gimp_procedure_get_arguments (procedure);
gimp_value_array_truncate (args, 2);
g_value_set_int (&args->values[0], GIMP_RUN_INTERACTIVE);
gimp_value_set_image (&args->values[1], image);
gimp_procedure_execute_async (procedure, image->gimp,
action_data_get_context (data),
GIMP_PROGRESS (display), args,
GIMP_OBJECT (display), &error);
g_value_array_free (args);
if (error)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_ERROR,
error->message);
g_error_free (error);
}
}
void
vectors_stroke_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GimpDrawable *drawable;
GtkWidget *widget;
GtkWidget *dialog;
return_if_no_vectors (image, vectors, data);
return_if_no_widget (widget, data);
drawable = gimp_image_get_active_drawable (image);
if (! drawable)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
_("There is no active layer or channel to stroke to."));
return;
}
dialog = stroke_dialog_new (GIMP_ITEM (vectors),
action_data_get_context (data),
_("Stroke Path"),
GIMP_STOCK_PATH_STROKE,
GIMP_HELP_PATH_STROKE,
widget);
gtk_widget_show (dialog);
}
void
vectors_stroke_last_vals_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GimpDrawable *drawable;
GimpContext *context;
GtkWidget *widget;
GimpStrokeOptions *options;
GError *error = NULL;
return_if_no_vectors (image, vectors, data);
return_if_no_context (context, data);
return_if_no_widget (widget, data);
drawable = gimp_image_get_active_drawable (image);
if (! drawable)
{
gimp_message_literal (image->gimp,
G_OBJECT (widget), GIMP_MESSAGE_WARNING,
_("There is no active layer or channel to stroke to."));
return;
}
options = g_object_get_data (G_OBJECT (image->gimp), "saved-stroke-options");
if (options)
g_object_ref (options);
else
options = gimp_stroke_options_new (image->gimp, context, TRUE);
if (! gimp_item_stroke (GIMP_ITEM (vectors), drawable, context, options, FALSE,
TRUE, NULL, &error))
{
gimp_message_literal (image->gimp, G_OBJECT (widget),
GIMP_MESSAGE_WARNING, error->message);
g_clear_error (&error);
}
else
{
gimp_image_flush (image);
}
g_object_unref (options);
}
void
vectors_copy_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
gchar *svg;
return_if_no_vectors (image, vectors, data);
svg = gimp_vectors_export_string (image, vectors);
if (svg)
{
gimp_clipboard_set_svg (image->gimp, svg);
g_free (svg);
}
}
void
vectors_paste_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GtkWidget *widget;
gchar *svg;
gsize svg_size;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
svg = gimp_clipboard_get_svg (image->gimp, &svg_size);
if (svg)
{
GError *error = NULL;
if (! gimp_vectors_import_buffer (image, svg, svg_size,
TRUE, TRUE, -1, NULL, &error))
{
gimp_message (image->gimp, G_OBJECT (widget), GIMP_MESSAGE_ERROR,
"%s", error->message);
g_clear_error (&error);
}
else
{
gimp_image_flush (image);
}
g_free (svg);
}
}
void
vectors_export_cmd_callback (GtkAction *action,
gpointer data)
{
VectorsExportDialog *dialog;
GimpImage *image;
GimpVectors *vectors;
GtkWidget *widget;
const gchar *folder;
return_if_no_vectors (image, vectors, data);
return_if_no_widget (widget, data);
dialog = vectors_export_dialog_new (image, widget,
vectors_export_active_only);
folder = g_object_get_data (G_OBJECT (image->gimp),
"gimp-vectors-export-folder");
if (folder)
gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (dialog->dialog),
folder);
g_signal_connect (dialog->dialog, "response",
G_CALLBACK (vectors_export_response),
dialog);
gtk_widget_show (dialog->dialog);
}
void
vectors_import_cmd_callback (GtkAction *action,
gpointer data)
{
VectorsImportDialog *dialog;
GimpImage *image;
GtkWidget *widget;
const gchar *folder;
return_if_no_image (image, data);
return_if_no_widget (widget, data);
dialog = vectors_import_dialog_new (image, widget,
vectors_import_merge,
vectors_import_scale);
folder = g_object_get_data (G_OBJECT (image->gimp),
"gimp-vectors-import-folder");
if (folder)
gtk_file_chooser_set_current_folder (GTK_FILE_CHOOSER (dialog->dialog),
folder);
g_signal_connect (dialog->dialog, "response",
G_CALLBACK (vectors_import_response),
dialog);
gtk_widget_show (dialog->dialog);
}
void
vectors_visible_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
gboolean visible;
return_if_no_vectors (image, vectors, data);
visible = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (visible != gimp_item_get_visible (GIMP_ITEM (vectors)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_VISIBILITY);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (vectors))
push_undo = FALSE;
gimp_item_set_visible (GIMP_ITEM (vectors), visible, push_undo);
gimp_image_flush (image);
}
}
void
vectors_linked_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
gboolean linked;
return_if_no_vectors (image, vectors, data);
linked = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (linked != gimp_item_get_linked (GIMP_ITEM (vectors)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LINKED);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (vectors))
push_undo = FALSE;
gimp_item_set_linked (GIMP_ITEM (vectors), linked, push_undo);
gimp_image_flush (image);
}
}
/* private functions */
static void
vectors_new_vectors_response (GtkWidget *widget,
gint response_id,
VectorsOptionsDialog *options)
{
if (response_id == GTK_RESPONSE_OK)
{
GimpVectors *new_vectors;
if (vectors_name)
g_free (vectors_name);
vectors_name =
g_strdup (gtk_entry_get_text (GTK_ENTRY (options->name_entry)));
new_vectors = gimp_vectors_new (options->image, vectors_name);
gimp_image_add_vectors (options->image, new_vectors, -1, TRUE);
gimp_image_flush (options->image);
}
gtk_widget_destroy (options->dialog);
}
static void
vectors_edit_vectors_response (GtkWidget *widget,
gint response_id,
VectorsOptionsDialog *options)
{
if (response_id == GTK_RESPONSE_OK)
{
GimpVectors *vectors = options->vectors;
const gchar *new_name;
new_name = gtk_entry_get_text (GTK_ENTRY (options->name_entry));
if (strcmp (new_name, gimp_object_get_name (GIMP_OBJECT (vectors))))
{
gimp_item_rename (GIMP_ITEM (vectors), new_name, NULL);
gimp_image_flush (options->image);
}
}
gtk_widget_destroy (options->dialog);
}
static void
vectors_import_response (GtkWidget *widget,
gint response_id,
VectorsImportDialog *dialog)
{
if (response_id == GTK_RESPONSE_OK)
{
GtkFileChooser *chooser = GTK_FILE_CHOOSER (widget);
gchar *filename;
GError *error = NULL;
vectors_import_merge = dialog->merge_vectors;
vectors_import_scale = dialog->scale_vectors;
filename = gtk_file_chooser_get_filename (chooser);
if (gimp_vectors_import_file (dialog->image, filename,
vectors_import_merge, vectors_import_scale,
-1, NULL, &error))
{
gimp_image_flush (dialog->image);
}
else
{
gimp_message (dialog->image->gimp, G_OBJECT (widget),
GIMP_MESSAGE_ERROR,
"%s", error->message);
g_error_free (error);
return;
}
g_free (filename);
g_object_set_data_full (G_OBJECT (dialog->image->gimp),
"gimp-vectors-import-folder",
gtk_file_chooser_get_current_folder (chooser),
(GDestroyNotify) g_free);
}
gtk_widget_destroy (widget);
}
static void
vectors_export_response (GtkWidget *widget,
gint response_id,
VectorsExportDialog *dialog)
{
if (response_id == GTK_RESPONSE_OK)
{
GtkFileChooser *chooser = GTK_FILE_CHOOSER (widget);
GimpVectors *vectors = NULL;
gchar *filename;
GError *error = NULL;
vectors_export_active_only = dialog->active_only;
filename = gtk_file_chooser_get_filename (chooser);
if (vectors_export_active_only)
vectors = gimp_image_get_active_vectors (dialog->image);
if (! gimp_vectors_export_file (dialog->image, vectors, filename, &error))
{
gimp_message (dialog->image->gimp, G_OBJECT (widget),
GIMP_MESSAGE_ERROR,
"%s", error->message);
g_error_free (error);
return;
}
g_free (filename);
g_object_set_data_full (G_OBJECT (dialog->image->gimp),
"gimp-vectors-export-folder",
gtk_file_chooser_get_current_folder (chooser),
(GDestroyNotify) g_free);
}
gtk_widget_destroy (widget);
}
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