From 1c96a6ef31a59a3d2498931bafa8151164e3e45e Mon Sep 17 00:00:00 2001 From: Carlos Garcia Campos Date: Sat, 15 Nov 2008 10:08:26 +0000 Subject: Add optional content (layers) interface. 2008-11-15 Carlos Garcia Campos * libdocument/Makefile.am: * libdocument/ev-document-layers.[ch]: * libdocument/ev-layer.[ch]: Add optional content (layers) interface. svn path=/trunk/; revision=3264 --- (limited to 'libdocument') diff --git a/libdocument/Makefile.am b/libdocument/Makefile.am index c1a900a..3f32f1a 100644 --- a/libdocument/Makefile.am +++ b/libdocument/Makefile.am @@ -27,6 +27,7 @@ INST_H_FILES = \ ev-document.h \ ev-document-images.h \ ev-document-info.h \ + ev-document-layers.h \ ev-document-links.h \ ev-document-misc.h \ ev-document-security.h \ @@ -36,6 +37,7 @@ INST_H_FILES = \ ev-file-helpers.h \ ev-form-field.h \ ev-image.h \ + ev-layer.h \ ev-link-action.h \ ev-link-dest.h \ ev-link.h \ @@ -52,6 +54,7 @@ libevbackend_la_SOURCES= \ ev-attachment.c \ ev-backends-manager.c \ ev-backend-marshal.c \ + ev-layer.c \ ev-link.c \ ev-link-action.c \ ev-link-dest.c \ @@ -60,6 +63,7 @@ libevbackend_la_SOURCES= \ ev-document-factory.c \ ev-document-thumbnails.c \ ev-document-fonts.c \ + ev-document-layers.c \ ev-document-links.c \ ev-document-images.c \ ev-document-security.c \ diff --git a/libdocument/ev-document-layers.c b/libdocument/ev-document-layers.c new file mode 100644 index 0000000..f203565 --- /dev/null +++ b/libdocument/ev-document-layers.c @@ -0,0 +1,86 @@ +/* ev-document-layers.c + * this file is part of evince, a gnome document_links viewer + * + * Copyright (C) 2008 Carlos Garcia Campos + * + * Evince 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. + * + * Evince 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 "ev-document-layers.h" + +GType +ev_document_layers_get_type (void) +{ + static GType type = 0; + + if (G_UNLIKELY (type == 0)) { + const GTypeInfo our_info = { + sizeof (EvDocumentLayersIface), + NULL, + NULL, + }; + + type = g_type_register_static (G_TYPE_INTERFACE, + "EvDocumentLayers", + &our_info, (GTypeFlags)0); + } + + return type; +} + +gboolean +ev_document_layers_has_layers (EvDocumentLayers *document_layers) +{ + EvDocumentLayersIface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers); + + return iface->has_layers (document_layers); +} + +GtkTreeModel * +ev_document_layers_get_layers (EvDocumentLayers *document_layers) +{ + EvDocumentLayersIface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers); + + return iface->get_layers (document_layers); +} + +void +ev_document_layers_show_layer (EvDocumentLayers *document_layers, + EvLayer *layer) +{ + EvDocumentLayersIface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers); + + iface->show_layer (document_layers, layer); +} + +void +ev_document_layers_hide_layer (EvDocumentLayers *document_layers, + EvLayer *layer) +{ + EvDocumentLayersIface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers); + + iface->hide_layer (document_layers, layer); +} + +gboolean +ev_document_layers_layer_is_visible (EvDocumentLayers *document_layers, + EvLayer *layer) +{ + EvDocumentLayersIface *iface = EV_DOCUMENT_LAYERS_GET_IFACE (document_layers); + + return iface->layer_is_visible (document_layers, layer); +} diff --git a/libdocument/ev-document-layers.h b/libdocument/ev-document-layers.h new file mode 100644 index 0000000..506808b --- /dev/null +++ b/libdocument/ev-document-layers.h @@ -0,0 +1,81 @@ +/* ev-document-layers.h + * this file is part of evince, a gnome document viewer + * + * Copyright (C) 2008 Carlos Garcia Campos + * + * Evince 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. + * + * Evince 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. + */ + +#ifndef EV_DOCUMENT_LAYERS_H +#define EV_DOCUMENT_LAYERS_H + +#include +#include +#include + +#include "ev-layer.h" + +G_BEGIN_DECLS + +#define EV_TYPE_DOCUMENT_LAYERS (ev_document_layers_get_type ()) +#define EV_DOCUMENT_LAYERS(o) (G_TYPE_CHECK_INSTANCE_CAST ((o), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayers)) +#define EV_DOCUMENT_LAYERS_IFACE(k) (G_TYPE_CHECK_CLASS_CAST((k), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayersIface)) +#define EV_IS_DOCUMENT_LAYERS(o) (G_TYPE_CHECK_INSTANCE_TYPE ((o), EV_TYPE_DOCUMENT_LAYERS)) +#define EV_IS_DOCUMENT_LAYERS_IFACE(k) (G_TYPE_CHECK_CLASS_TYPE ((k), EV_TYPE_DOCUMENT_LAYERS)) +#define EV_DOCUMENT_LAYERS_GET_IFACE(inst) (G_TYPE_INSTANCE_GET_INTERFACE ((inst), EV_TYPE_DOCUMENT_LAYERS, EvDocumentLayersIface)) + +typedef struct _EvDocumentLayers EvDocumentLayers; +typedef struct _EvDocumentLayersIface EvDocumentLayersIface; + +enum { + EV_DOCUMENT_LAYERS_COLUMN_TITLE, + EV_DOCUMENT_LAYERS_COLUMN_LAYER, + EV_DOCUMENT_LAYERS_COLUMN_VISIBLE, + EV_DOCUMENT_LAYERS_COLUMN_ENABLED, + EV_DOCUMENT_LAYERS_COLUMN_SHOWTOGGLE, + EV_DOCUMENT_LAYERS_COLUMN_RBGROUP, + EV_DOCUMENT_LAYERS_N_COLUMNS +}; + +struct _EvDocumentLayersIface +{ + GTypeInterface base_iface; + + /* Methods */ + gboolean (* has_layers) (EvDocumentLayers *document_layers); + GtkTreeModel *(* get_layers) (EvDocumentLayers *document_layers); + + void (* show_layer) (EvDocumentLayers *document_layers, + EvLayer *layer); + void (* hide_layer) (EvDocumentLayers *document_layers, + EvLayer *layer); + gboolean (* layer_is_visible) (EvDocumentLayers *document_layers, + EvLayer *layer); +}; + +GType ev_document_layers_get_type (void) G_GNUC_CONST; + +gboolean ev_document_layers_has_layers (EvDocumentLayers *document_layers); +GtkTreeModel *ev_document_layers_get_layers (EvDocumentLayers *document_layers); +void ev_document_layers_show_layer (EvDocumentLayers *document_layers, + EvLayer *layer); +void ev_document_layers_hide_layer (EvDocumentLayers *document_layers, + EvLayer *layer); +gboolean ev_document_layers_layer_is_visible (EvDocumentLayers *document_layers, + EvLayer *layer); + +G_END_DECLS + +#endif /* EV_DOCUMENT_LAYERS_H */ diff --git a/libdocument/ev-layer.c b/libdocument/ev-layer.c new file mode 100644 index 0000000..40a3c85 --- /dev/null +++ b/libdocument/ev-layer.c @@ -0,0 +1,86 @@ +/* this file is part of evince, a gnome document viewer + * + * Copyright (C) 2008 Carlos Garcia Campos + * + * Evince 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. + * + * Evince 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 + +#include "ev-layer.h" + +struct _EvLayerPrivate { + guint id; + gboolean is_parent; + gint rb_group; +}; + +#define EV_LAYER_GET_PRIVATE(object) \ + (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_LAYER, EvLayerPrivate)) + +G_DEFINE_TYPE (EvLayer, ev_layer, G_TYPE_OBJECT) + +static void +ev_layer_class_init (EvLayerClass *klass) +{ + GObjectClass *g_object_class = G_OBJECT_CLASS (klass); + + g_type_class_add_private (g_object_class, sizeof (EvLayerPrivate)); +} + +static void +ev_layer_init (EvLayer *layer) +{ + layer->priv = EV_LAYER_GET_PRIVATE (layer); +} + +EvLayer * +ev_layer_new (guint layer_id, + gboolean is_parent, + gint rb_group) +{ + EvLayer *layer; + + layer = EV_LAYER (g_object_new (EV_TYPE_LAYER, NULL)); + layer->priv->id = layer_id; + layer->priv->is_parent = is_parent; + layer->priv->rb_group = rb_group; + + return layer; +} + +guint +ev_layer_get_id (EvLayer *layer) +{ + g_return_val_if_fail (EV_IS_LAYER (layer), 0); + + return layer->priv->id; +} + +gboolean +ev_layer_is_parent (EvLayer *layer) +{ + g_return_val_if_fail (EV_IS_LAYER (layer), FALSE); + + return layer->priv->is_parent; +} + +gint +ev_layer_get_rb_group (EvLayer *layer) +{ + g_return_val_if_fail (EV_IS_LAYER (layer), 0); + + return layer->priv->rb_group; +} diff --git a/libdocument/ev-layer.h b/libdocument/ev-layer.h new file mode 100644 index 0000000..86fc403 --- /dev/null +++ b/libdocument/ev-layer.h @@ -0,0 +1,58 @@ +/* this file is part of evince, a gnome document viewer + * + * Copyright (C) 2008 Carlos Garcia Campos + * + * Evince 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. + * + * Evince 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. + */ + +#ifndef __EV_LAYER_H__ +#define __EV_LAYER_H__ + +#include + +G_BEGIN_DECLS + +typedef struct _EvLayer EvLayer; +typedef struct _EvLayerClass EvLayerClass; +typedef struct _EvLayerPrivate EvLayerPrivate; + +#define EV_TYPE_LAYER (ev_layer_get_type()) +#define EV_LAYER(object) (G_TYPE_CHECK_INSTANCE_CAST((object), EV_TYPE_LAYER, EvLayer)) +#define EV_LAYER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), EV_TYPE_LAYER, EvLayerClass)) +#define EV_IS_LAYER(object) (G_TYPE_CHECK_INSTANCE_TYPE((object), EV_TYPE_LAYER)) +#define EV_IS_LAYER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), EV_TYPE_LAYER)) +#define EV_LAYER_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS((object), EV_TYPE_LAYER, EvLayerClass)) + +struct _EvLayer { + GObject base_instance; + + EvLayerPrivate *priv; +}; + +struct _EvLayerClass { + GObjectClass base_class; +}; + +GType ev_layer_get_type (void) G_GNUC_CONST; +EvLayer *ev_layer_new (guint layer_id, + gboolean is_parent, + gint rb_group); +guint ev_layer_get_id (EvLayer *layer); +gboolean ev_layer_is_parent (EvLayer *layer); +gint ev_layer_get_rb_group (EvLayer *layer); + +G_END_DECLS + +#endif /* __EV_LAYER_H__ */ -- cgit v0.9.1