279 lines
10 KiB
C
279 lines
10 KiB
C
|
/* PIKA - Photo and Image Kooker Application
|
||
|
|
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
|
||
|
|
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
|
||
|
|
*
|
||
|
|
* Original copyright, applying to most contents (license remains unchanged):
|
||
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
||
|
|
*
|
||
|
|
* pikabrushfactoryview.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 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 <gegl.h>
|
||
|
|
#include <gtk/gtk.h>
|
||
|
|
|
||
|
|
#include "libpikawidgets/pikawidgets.h"
|
||
|
|
|
||
|
|
#include "widgets-types.h"
|
||
|
|
|
||
|
|
#include "core/pikacontainer.h"
|
||
|
|
#include "core/pikacontext.h"
|
||
|
|
#include "core/pikabrush.h"
|
||
|
|
#include "core/pikabrushgenerated.h"
|
||
|
|
#include "core/pikadatafactory.h"
|
||
|
|
|
||
|
|
#include "pikabrushfactoryview.h"
|
||
|
|
#include "pikacontainerview.h"
|
||
|
|
#include "pikaeditor.h"
|
||
|
|
#include "pikamenufactory.h"
|
||
|
|
#include "pikaviewrenderer.h"
|
||
|
|
|
||
|
|
#include "pika-intl.h"
|
||
|
|
|
||
|
|
enum
|
||
|
|
{
|
||
|
|
SPACING_CHANGED,
|
||
|
|
LAST_SIGNAL
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
static void pika_brush_factory_view_dispose (GObject *object);
|
||
|
|
|
||
|
|
static void pika_brush_factory_view_select_item (PikaContainerEditor *editor,
|
||
|
|
PikaViewable *viewable);
|
||
|
|
|
||
|
|
static void pika_brush_factory_view_spacing_changed (PikaBrush *brush,
|
||
|
|
PikaBrushFactoryView *view);
|
||
|
|
static void pika_brush_factory_view_spacing_update (GtkAdjustment *adjustment,
|
||
|
|
PikaBrushFactoryView *view);
|
||
|
|
|
||
|
|
|
||
|
|
G_DEFINE_TYPE (PikaBrushFactoryView, pika_brush_factory_view,
|
||
|
|
PIKA_TYPE_DATA_FACTORY_VIEW)
|
||
|
|
|
||
|
|
#define parent_class pika_brush_factory_view_parent_class
|
||
|
|
|
||
|
|
static guint pika_brush_factory_view_signals[LAST_SIGNAL] = { 0 };
|
||
|
|
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_class_init (PikaBrushFactoryViewClass *klass)
|
||
|
|
{
|
||
|
|
GObjectClass *object_class = G_OBJECT_CLASS (klass);
|
||
|
|
PikaContainerEditorClass *editor_class = PIKA_CONTAINER_EDITOR_CLASS (klass);
|
||
|
|
|
||
|
|
object_class->dispose = pika_brush_factory_view_dispose;
|
||
|
|
|
||
|
|
editor_class->select_item = pika_brush_factory_view_select_item;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* PikaBrushFactoryView::spacing-changed:
|
||
|
|
* @view: the #PikaBrushFactoryView.
|
||
|
|
*
|
||
|
|
* Emitted when the spacing changed.
|
||
|
|
*/
|
||
|
|
pika_brush_factory_view_signals[SPACING_CHANGED] =
|
||
|
|
g_signal_new ("spacing-changed",
|
||
|
|
G_TYPE_FROM_CLASS (klass),
|
||
|
|
G_SIGNAL_RUN_FIRST,
|
||
|
|
G_STRUCT_OFFSET (PikaBrushFactoryViewClass, spacing_changed),
|
||
|
|
NULL, NULL, NULL,
|
||
|
|
G_TYPE_NONE, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_init (PikaBrushFactoryView *view)
|
||
|
|
{
|
||
|
|
view->spacing_adjustment = gtk_adjustment_new (0.0, 1.0, 5000.0,
|
||
|
|
1.0, 10.0, 0.0);
|
||
|
|
|
||
|
|
view->spacing_scale = pika_spin_scale_new (view->spacing_adjustment,
|
||
|
|
_("Spacing"), 1);
|
||
|
|
pika_spin_scale_set_scale_limits (PIKA_SPIN_SCALE (view->spacing_scale),
|
||
|
|
1.0, 200.0);
|
||
|
|
pika_help_set_help_data (view->spacing_scale,
|
||
|
|
_("Percentage of width of brush"),
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
g_signal_connect (view->spacing_adjustment, "value-changed",
|
||
|
|
G_CALLBACK (pika_brush_factory_view_spacing_update),
|
||
|
|
view);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_dispose (GObject *object)
|
||
|
|
{
|
||
|
|
PikaBrushFactoryView *view = PIKA_BRUSH_FACTORY_VIEW (object);
|
||
|
|
PikaContainerEditor *editor = PIKA_CONTAINER_EDITOR (object);
|
||
|
|
|
||
|
|
if (view->spacing_changed_handler_id)
|
||
|
|
{
|
||
|
|
PikaDataFactory *factory;
|
||
|
|
PikaContainer *container;
|
||
|
|
|
||
|
|
factory = pika_data_factory_view_get_data_factory (PIKA_DATA_FACTORY_VIEW (editor));
|
||
|
|
container = pika_data_factory_get_container (factory);
|
||
|
|
|
||
|
|
pika_container_remove_handler (container,
|
||
|
|
view->spacing_changed_handler_id);
|
||
|
|
|
||
|
|
view->spacing_changed_handler_id = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
G_OBJECT_CLASS (parent_class)->dispose (object);
|
||
|
|
}
|
||
|
|
|
||
|
|
GtkWidget *
|
||
|
|
pika_brush_factory_view_new (PikaViewType view_type,
|
||
|
|
PikaDataFactory *factory,
|
||
|
|
PikaContext *context,
|
||
|
|
gboolean change_brush_spacing,
|
||
|
|
gint view_size,
|
||
|
|
gint view_border_width,
|
||
|
|
PikaMenuFactory *menu_factory)
|
||
|
|
{
|
||
|
|
PikaBrushFactoryView *factory_view;
|
||
|
|
PikaContainerEditor *editor;
|
||
|
|
|
||
|
|
g_return_val_if_fail (PIKA_IS_DATA_FACTORY (factory), NULL);
|
||
|
|
g_return_val_if_fail (PIKA_IS_CONTEXT (context), NULL);
|
||
|
|
g_return_val_if_fail (view_size > 0 &&
|
||
|
|
view_size <= PIKA_VIEWABLE_MAX_PREVIEW_SIZE, NULL);
|
||
|
|
g_return_val_if_fail (view_border_width >= 0 &&
|
||
|
|
view_border_width <= PIKA_VIEW_MAX_BORDER_WIDTH,
|
||
|
|
NULL);
|
||
|
|
g_return_val_if_fail (menu_factory == NULL ||
|
||
|
|
PIKA_IS_MENU_FACTORY (menu_factory), NULL);
|
||
|
|
|
||
|
|
factory_view = g_object_new (PIKA_TYPE_BRUSH_FACTORY_VIEW,
|
||
|
|
"view-type", view_type,
|
||
|
|
"data-factory", factory,
|
||
|
|
"context", context,
|
||
|
|
"view-size", view_size,
|
||
|
|
"view-border-width", view_border_width,
|
||
|
|
"menu-factory", menu_factory,
|
||
|
|
"menu-identifier", "<Brushes>",
|
||
|
|
"ui-path", "/brushes-popup",
|
||
|
|
"action-group", "brushes",
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
factory_view->change_brush_spacing = change_brush_spacing;
|
||
|
|
|
||
|
|
editor = PIKA_CONTAINER_EDITOR (factory_view);
|
||
|
|
|
||
|
|
pika_editor_add_action_button (PIKA_EDITOR (editor->view),
|
||
|
|
"brushes", "brushes-open-as-image",
|
||
|
|
NULL);
|
||
|
|
|
||
|
|
gtk_box_pack_end (GTK_BOX (editor->view), factory_view->spacing_scale,
|
||
|
|
FALSE, FALSE, 0);
|
||
|
|
gtk_widget_show (factory_view->spacing_scale);
|
||
|
|
|
||
|
|
factory_view->spacing_changed_handler_id =
|
||
|
|
pika_container_add_handler (pika_data_factory_get_container (factory), "spacing-changed",
|
||
|
|
G_CALLBACK (pika_brush_factory_view_spacing_changed),
|
||
|
|
factory_view);
|
||
|
|
|
||
|
|
return GTK_WIDGET (factory_view);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_select_item (PikaContainerEditor *editor,
|
||
|
|
PikaViewable *viewable)
|
||
|
|
{
|
||
|
|
PikaBrushFactoryView *view = PIKA_BRUSH_FACTORY_VIEW (editor);
|
||
|
|
PikaContainer *container;
|
||
|
|
gboolean spacing_sensitive = FALSE;
|
||
|
|
|
||
|
|
if (PIKA_CONTAINER_EDITOR_CLASS (parent_class)->select_item)
|
||
|
|
PIKA_CONTAINER_EDITOR_CLASS (parent_class)->select_item (editor, viewable);
|
||
|
|
|
||
|
|
container = pika_container_view_get_container (editor->view);
|
||
|
|
|
||
|
|
if (viewable && pika_container_have (container, PIKA_OBJECT (viewable)))
|
||
|
|
{
|
||
|
|
PikaBrush *brush = PIKA_BRUSH (viewable);
|
||
|
|
|
||
|
|
spacing_sensitive = TRUE;
|
||
|
|
|
||
|
|
g_signal_handlers_block_by_func (view->spacing_adjustment,
|
||
|
|
pika_brush_factory_view_spacing_update,
|
||
|
|
view);
|
||
|
|
|
||
|
|
gtk_adjustment_set_value (view->spacing_adjustment,
|
||
|
|
pika_brush_get_spacing (brush));
|
||
|
|
|
||
|
|
g_signal_handlers_unblock_by_func (view->spacing_adjustment,
|
||
|
|
pika_brush_factory_view_spacing_update,
|
||
|
|
view);
|
||
|
|
}
|
||
|
|
|
||
|
|
gtk_widget_set_sensitive (view->spacing_scale, spacing_sensitive);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_spacing_changed (PikaBrush *brush,
|
||
|
|
PikaBrushFactoryView *view)
|
||
|
|
{
|
||
|
|
PikaContainerEditor *editor = PIKA_CONTAINER_EDITOR (view);
|
||
|
|
PikaContext *context;
|
||
|
|
|
||
|
|
context = pika_container_view_get_context (editor->view);
|
||
|
|
|
||
|
|
if (brush == pika_context_get_brush (context))
|
||
|
|
{
|
||
|
|
g_signal_handlers_block_by_func (view->spacing_adjustment,
|
||
|
|
pika_brush_factory_view_spacing_update,
|
||
|
|
view);
|
||
|
|
|
||
|
|
gtk_adjustment_set_value (view->spacing_adjustment,
|
||
|
|
pika_brush_get_spacing (brush));
|
||
|
|
|
||
|
|
g_signal_handlers_unblock_by_func (view->spacing_adjustment,
|
||
|
|
pika_brush_factory_view_spacing_update,
|
||
|
|
view);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
static void
|
||
|
|
pika_brush_factory_view_spacing_update (GtkAdjustment *adjustment,
|
||
|
|
PikaBrushFactoryView *view)
|
||
|
|
{
|
||
|
|
PikaContainerEditor *editor = PIKA_CONTAINER_EDITOR (view);
|
||
|
|
PikaContext *context;
|
||
|
|
PikaBrush *brush;
|
||
|
|
|
||
|
|
context = pika_container_view_get_context (editor->view);
|
||
|
|
|
||
|
|
brush = pika_context_get_brush (context);
|
||
|
|
|
||
|
|
if (brush && view->change_brush_spacing)
|
||
|
|
{
|
||
|
|
g_signal_handlers_block_by_func (brush,
|
||
|
|
pika_brush_factory_view_spacing_changed,
|
||
|
|
view);
|
||
|
|
|
||
|
|
pika_brush_set_spacing (brush, gtk_adjustment_get_value (adjustment));
|
||
|
|
|
||
|
|
g_signal_handlers_unblock_by_func (brush,
|
||
|
|
pika_brush_factory_view_spacing_changed,
|
||
|
|
view);
|
||
|
|
}
|
||
|
|
g_signal_emit (view, pika_brush_factory_view_signals[SPACING_CHANGED], 0);
|
||
|
|
}
|
