/* The GIMP -- an image manipulation program * Copyright (C) 1995 Spencer Kimball and Peter Mattis * * gimpbrushfactoryview.c * Copyright (C) 2001 Michael Natterer * * 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 2 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, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include "config.h" #include #include "libgimpwidgets/gimpwidgets.h" #include "widgets-types.h" #include "core/gimpcontainer.h" #include "core/gimpcontext.h" #include "core/gimpbrush.h" #include "core/gimpbrushgenerated.h" #include "core/gimpdatafactory.h" #include "gimpcontainerview.h" #include "gimpbrushfactoryview.h" #include "gimppreviewrenderer.h" #include "gimp-intl.h" static void gimp_brush_factory_view_class_init (GimpBrushFactoryViewClass *klass); static void gimp_brush_factory_view_init (GimpBrushFactoryView *view); static void gimp_brush_factory_view_destroy (GtkObject *object); static void gimp_brush_factory_view_select_item (GimpContainerEditor *editor, GimpViewable *viewable); static void gimp_brush_factory_view_spacing_changed (GimpBrush *brush, GimpBrushFactoryView *view); static void gimp_brush_factory_view_spacing_update (GtkAdjustment *adjustment, GimpBrushFactoryView *view); static GimpDataFactoryViewClass *parent_class = NULL; GType gimp_brush_factory_view_get_type (void) { static GType view_type = 0; if (! view_type) { static const GTypeInfo view_info = { sizeof (GimpBrushFactoryViewClass), NULL, /* base_init */ NULL, /* base_finalize */ (GClassInitFunc) gimp_brush_factory_view_class_init, NULL, /* class_finalize */ NULL, /* class_data */ sizeof (GimpBrushFactoryView), 0, /* n_preallocs */ (GInstanceInitFunc) gimp_brush_factory_view_init, }; view_type = g_type_register_static (GIMP_TYPE_DATA_FACTORY_VIEW, "GimpBrushFactoryView", &view_info, 0); } return view_type; } static void gimp_brush_factory_view_class_init (GimpBrushFactoryViewClass *klass) { GtkObjectClass *object_class; GimpContainerEditorClass *editor_class; object_class = GTK_OBJECT_CLASS (klass); editor_class = GIMP_CONTAINER_EDITOR_CLASS (klass); parent_class = g_type_class_peek_parent (klass); object_class->destroy = gimp_brush_factory_view_destroy; editor_class->select_item = gimp_brush_factory_view_select_item; } static void gimp_brush_factory_view_init (GimpBrushFactoryView *view) { GtkWidget *table; table = gtk_table_new (1, 3, FALSE); gtk_table_set_col_spacings (GTK_TABLE (table), 2); gtk_widget_show (table); view->spacing_adjustment = GTK_ADJUSTMENT (gimp_scale_entry_new (GTK_TABLE (table), 0, 0, _("Spacing:"), -1, -1, 0.0, 1.0, 200.0, 1.0, 10.0, 1, FALSE, 1.0, 5000.0, _("Percentage of width of brush"), NULL)); view->spacing_scale = GIMP_SCALE_ENTRY_SCALE (view->spacing_adjustment); g_signal_connect (view->spacing_adjustment, "value_changed", G_CALLBACK (gimp_brush_factory_view_spacing_update), view); view->spacing_changed_handler_id = 0; } static void gimp_brush_factory_view_destroy (GtkObject *object) { GimpBrushFactoryView *view = GIMP_BRUSH_FACTORY_VIEW (object); GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (object); if (view->spacing_changed_handler_id) { GimpContainer *container; container = gimp_container_view_get_container (editor->view); gimp_container_remove_handler (container, view->spacing_changed_handler_id); view->spacing_changed_handler_id = 0; } GTK_OBJECT_CLASS (parent_class)->destroy (object); } GtkWidget * gimp_brush_factory_view_new (GimpViewType view_type, GimpDataFactory *factory, GimpDataEditFunc edit_func, GimpContext *context, gboolean change_brush_spacing, gint preview_size, gint preview_border_width, GimpMenuFactory *menu_factory) { GimpBrushFactoryView *factory_view; GimpContainerEditor *editor; g_return_val_if_fail (GIMP_IS_DATA_FACTORY (factory), NULL); g_return_val_if_fail (preview_size > 0 && preview_size <= GIMP_VIEWABLE_MAX_PREVIEW_SIZE, NULL); g_return_val_if_fail (preview_border_width >= 0 && preview_border_width <= GIMP_PREVIEW_MAX_BORDER_WIDTH, NULL); factory_view = g_object_new (GIMP_TYPE_BRUSH_FACTORY_VIEW, NULL); factory_view->change_brush_spacing = change_brush_spacing; if (! gimp_data_factory_view_construct (GIMP_DATA_FACTORY_VIEW (factory_view), view_type, factory, edit_func, context, preview_size, preview_border_width, menu_factory, "", "/brushes-popup", "brushes")) { g_object_unref (factory_view); return NULL; } editor = GIMP_CONTAINER_EDITOR (factory_view); /* eek */ gtk_box_pack_end (GTK_BOX (editor->view), factory_view->spacing_scale->parent, FALSE, FALSE, 0); factory_view->spacing_changed_handler_id = gimp_container_add_handler (factory->container, "spacing_changed", G_CALLBACK (gimp_brush_factory_view_spacing_changed), factory_view); return GTK_WIDGET (factory_view); } static void gimp_brush_factory_view_select_item (GimpContainerEditor *editor, GimpViewable *viewable) { GimpBrushFactoryView *view = GIMP_BRUSH_FACTORY_VIEW (editor); GimpContainer *container; gboolean spacing_sensitive = FALSE; if (GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item) GIMP_CONTAINER_EDITOR_CLASS (parent_class)->select_item (editor, viewable); container = gimp_container_view_get_container (editor->view); if (viewable && gimp_container_have (container, GIMP_OBJECT (viewable))) { GimpBrush *brush = GIMP_BRUSH (viewable); spacing_sensitive = TRUE; g_signal_handlers_block_by_func (view->spacing_adjustment, gimp_brush_factory_view_spacing_update, view); gtk_adjustment_set_value (view->spacing_adjustment, gimp_brush_get_spacing (brush)); g_signal_handlers_unblock_by_func (view->spacing_adjustment, gimp_brush_factory_view_spacing_update, view); } gtk_widget_set_sensitive (view->spacing_scale, spacing_sensitive); } static void gimp_brush_factory_view_spacing_changed (GimpBrush *brush, GimpBrushFactoryView *view) { GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (view); GimpContext *context; context = gimp_container_view_get_context (editor->view); if (brush == gimp_context_get_brush (context)) { g_signal_handlers_block_by_func (view->spacing_adjustment, gimp_brush_factory_view_spacing_update, view); gtk_adjustment_set_value (view->spacing_adjustment, gimp_brush_get_spacing (brush)); g_signal_handlers_unblock_by_func (view->spacing_adjustment, gimp_brush_factory_view_spacing_update, view); } } static void gimp_brush_factory_view_spacing_update (GtkAdjustment *adjustment, GimpBrushFactoryView *view) { GimpContainerEditor *editor = GIMP_CONTAINER_EDITOR (view); GimpContext *context; GimpBrush *brush; context = gimp_container_view_get_context (editor->view); brush = gimp_context_get_brush (context); if (brush && view->change_brush_spacing) { g_signal_handlers_block_by_func (brush, gimp_brush_factory_view_spacing_changed, view); gimp_brush_set_spacing (brush, adjustment->value); g_signal_handlers_unblock_by_func (brush, gimp_brush_factory_view_spacing_changed, view); } }