1 files changed, 511 insertions, 0 deletions
diff --git a/libdocument/ev-link-dest.c b/libdocument/ev-link-dest.c
new file mode 100644
index 00000000..f73f99f7
--- /dev/null
+++ b/libdocument/ev-link-dest.c
@@ -0,0 +1,511 @@
+/* this file is part of evince, a mate document viewer
+ *
+ * Copyright (C) 2006 Carlos Garcia Campos <[email protected]>
+ * Copyright (C) 2005 Red Hat, Inc.
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <config.h>
+
+#include "ev-link-dest.h"
+#include "ev-document-type-builtins.h"
+
+enum {
+ PROP_0,
+ PROP_TYPE,
+ PROP_PAGE,
+ PROP_LEFT,
+ PROP_TOP,
+ PROP_BOTTOM,
+ PROP_RIGHT,
+ PROP_ZOOM,
+ PROP_CHANGE,
+ PROP_NAMED,
+ PROP_PAGE_LABEL
+};
+
+typedef enum {
+ EV_DEST_CHANGE_TOP = 1 << 0,
+ EV_DEST_CHANGE_LEFT = 1 << 1,
+ EV_DEST_CHANGE_ZOOM = 1 << 2
+} EvDestChange;
+
+struct _EvLinkDest {
+ GObject base_instance;
+ 
+ EvLinkDestPrivate *priv;
+};
+
+struct _EvLinkDestClass {
+ GObjectClass base_class;
+};
+
+struct _EvLinkDestPrivate {
+ EvLinkDestType type;
+ int page;
+ double top;
+ double left;
+ double bottom;
+ double right;
+ double zoom;
+ EvDestChange change;
+ gchar *named;
+ gchar *page_label;
+};
+
+G_DEFINE_TYPE (EvLinkDest, ev_link_dest, G_TYPE_OBJECT)
+
+#define EV_LINK_DEST_GET_PRIVATE(object) \
+ (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_LINK_DEST, EvLinkDestPrivate))
+
+EvLinkDestType
+ev_link_dest_get_dest_type (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ return self->priv->type;
+}
+
+gint
+ev_link_dest_get_page (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), -1);
+
+ return self->priv->page;
+}
+
+gdouble
+ev_link_dest_get_top (EvLinkDest *self,
+ gboolean *change_top)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ if (change_top)
+ *change_top = (self->priv->change & EV_DEST_CHANGE_TOP);
+ 
+ return self->priv->top;
+}
+
+gdouble
+ev_link_dest_get_left (EvLinkDest *self,
+ gboolean *change_left)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ if (change_left)
+ *change_left = (self->priv->change & EV_DEST_CHANGE_LEFT);
+
+ return self->priv->left;
+}
+
+gdouble
+ev_link_dest_get_bottom (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ return self->priv->bottom;
+}
+
+gdouble
+ev_link_dest_get_right (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ return self->priv->right;
+}
+
+gdouble
+ev_link_dest_get_zoom (EvLinkDest *self,
+ gboolean *change_zoom)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), 0);
+
+ if (change_zoom)
+ *change_zoom = (self->priv->change & EV_DEST_CHANGE_ZOOM);
+
+ return self->priv->zoom;
+}
+
+const gchar *
+ev_link_dest_get_named_dest (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), NULL);
+
+ return self->priv->named;
+}
+
+const gchar *
+ev_link_dest_get_page_label (EvLinkDest *self)
+{
+ g_return_val_if_fail (EV_IS_LINK_DEST (self), NULL);
+
+ return self->priv->page_label;
+}
+
+static void
+ev_link_dest_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *param_spec)
+{
+ EvLinkDest *self;
+
+ self = EV_LINK_DEST (object);
+
+ switch (prop_id) {
+ case PROP_TYPE:
+ g_value_set_enum (value, self->priv->type);
+ break;
+ case PROP_PAGE:
+ g_value_set_int (value, self->priv->page);
+ break;
+ case PROP_TOP:
+ g_value_set_double (value, self->priv->top);
+ break;
+ case PROP_LEFT:
+ g_value_set_double (value, self->priv->left);
+ break;
+ case PROP_BOTTOM:
+ g_value_set_double (value, self->priv->bottom);
+ break;
+ case PROP_RIGHT:
+ g_value_set_double (value, self->priv->left);
+ break;
+ case PROP_ZOOM:
+ g_value_set_double (value, self->priv->zoom);
+ break;
+ case PROP_CHANGE:
+ g_value_set_uint (value, self->priv->change);
+ break;
+ case PROP_NAMED:
+ g_value_set_string (value, self->priv->named);
+ break;
+ case PROP_PAGE_LABEL:
+ g_value_set_string (value, self->priv->page_label);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
+ prop_id,
+ param_spec);
+ break;
+ }
+}
+
+static void
+ev_link_dest_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *param_spec)
+{
+ EvLinkDest *self = EV_LINK_DEST (object);
+
+ switch (prop_id) {
+ case PROP_TYPE:
+ self->priv->type = g_value_get_enum (value);
+ break;
+ case PROP_PAGE:
+ self->priv->page = g_value_get_int (value);
+ break;
+ case PROP_TOP:
+ self->priv->top = g_value_get_double (value);
+ break;
+ case PROP_LEFT:
+ self->priv->left = g_value_get_double (value);
+ break;
+ case PROP_BOTTOM:
+ self->priv->bottom = g_value_get_double (value);
+ break;
+ case PROP_RIGHT:
+ self->priv->right = g_value_get_double (value);
+ break;
+ case PROP_ZOOM:
+ self->priv->zoom = g_value_get_double (value);
+ break;
+ case PROP_CHANGE:
+ self->priv->change = g_value_get_uint (value);
+ break;
+ case PROP_NAMED:
+ self->priv->named = g_value_dup_string (value);
+ break;
+ case PROP_PAGE_LABEL:
+ self->priv->page_label = g_value_dup_string (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
+ prop_id,
+ param_spec);
+ break;
+ }
+}
+
+static void
+ev_link_dest_finalize (GObject *object)
+{
+ EvLinkDestPrivate *priv;
+
+ priv = EV_LINK_DEST (object)->priv;
+
+ if (priv->named) {
+ g_free (priv->named);
+ priv->named = NULL;
+ }
+ if (priv->page_label) {
+ g_free (priv->page_label);
+ priv->page_label = NULL;
+ }
+
+ G_OBJECT_CLASS (ev_link_dest_parent_class)->finalize (object);
+}
+
+static void
+ev_link_dest_init (EvLinkDest *ev_link_dest)
+{
+ ev_link_dest->priv = EV_LINK_DEST_GET_PRIVATE (ev_link_dest);
+
+ ev_link_dest->priv->named = NULL;
+}
+
+static void
+ev_link_dest_class_init (EvLinkDestClass *ev_link_dest_class)
+{
+ GObjectClass *g_object_class;
+
+ g_object_class = G_OBJECT_CLASS (ev_link_dest_class);
+
+ g_object_class->set_property = ev_link_dest_set_property;
+ g_object_class->get_property = ev_link_dest_get_property;
+
+ g_object_class->finalize = ev_link_dest_finalize;
+
+ g_type_class_add_private (g_object_class, sizeof (EvLinkDestPrivate));
+
+ g_object_class_install_property (g_object_class,
+ PROP_TYPE,
+ g_param_spec_enum ("type",
+ "Dest Type",
+ "The destination type",
+ EV_TYPE_LINK_DEST_TYPE,
+ EV_LINK_DEST_TYPE_UNKNOWN,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_PAGE,
+ g_param_spec_int ("page",
+ "Dest Page",
+ "The destination page",
+ -1,
+ G_MAXINT,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_LEFT,
+ g_param_spec_double ("left",
+ "Left coordinate",
+ "The left coordinate",
+ -G_MAXDOUBLE,
+ G_MAXDOUBLE,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_TOP,
+ g_param_spec_double ("top",
+ "Top coordinate",
+ "The top coordinate",
+ -G_MAXDOUBLE,
+ G_MAXDOUBLE,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_BOTTOM,
+ g_param_spec_double ("bottom",
+ "Bottom coordinate",
+ "The bottom coordinate",
+ -G_MAXDOUBLE,
+ G_MAXDOUBLE,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_RIGHT,
+ g_param_spec_double ("right",
+ "Right coordinate",
+ "The right coordinate",
+ -G_MAXDOUBLE,
+ G_MAXDOUBLE,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+
+ g_object_class_install_property (g_object_class,
+ PROP_ZOOM,
+ g_param_spec_double ("zoom",
+ "Zoom",
+ "Zoom",
+ 0,
+ G_MAXDOUBLE,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_CHANGE,
+ g_param_spec_uint ("change",
+ "Change",
+ "Wether top, left, and zoom should be changed",
+ 0,
+ G_MAXUINT,
+ 0,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_NAMED,
+ g_param_spec_string ("named",
+ "Named destination",
+ "The named destination",
+ NULL,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (g_object_class,
+ PROP_PAGE_LABEL,
+ g_param_spec_string ("page_label",
+ "Label of the page",
+ "The label of the destination page",
+ NULL,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+}
+
+EvLinkDest *
+ev_link_dest_new_page (gint page)
+{
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_PAGE,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_xyz (gint page,
+ gdouble left,
+ gdouble top,
+ gdouble zoom,
+ gboolean change_left,
+ gboolean change_top,
+ gboolean change_zoom)
+{
+ EvDestChange change = 0;
+
+ if (change_left)
+ change |= EV_DEST_CHANGE_LEFT;
+ if (change_top)
+ change |= EV_DEST_CHANGE_TOP;
+ if (change_zoom)
+ change |= EV_DEST_CHANGE_ZOOM;
+ 
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_XYZ,
+ "left", left,
+ "top", top,
+ "zoom", zoom,
+ "change", change,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_fit (gint page)
+{
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_FIT,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_fith (gint page,
+ gdouble top,
+ gboolean change_top)
+{
+ EvDestChange change = 0;
+
+ if (change_top)
+ change |= EV_DEST_CHANGE_TOP;
+ 
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_FITH,
+ "top", top,
+ "change", change,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_fitv (gint page,
+ gdouble left,
+ gboolean change_left)
+{
+ EvDestChange change = 0;
+
+ if (change_left)
+ change |= EV_DEST_CHANGE_LEFT;
+
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_FITV,
+ "left", left,
+ "change", change,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_fitr (gint page,
+ gdouble left,
+ gdouble bottom,
+ gdouble right,
+ gdouble top)
+{
+ EvDestChange change = EV_DEST_CHANGE_TOP | EV_DEST_CHANGE_LEFT;
+ 
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page", page,
+ "type", EV_LINK_DEST_TYPE_FITR,
+ "left", left,
+ "bottom", bottom,
+ "right", right,
+ "top", top,
+ "change", change,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_named (const gchar *named_dest)
+{
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "named", named_dest,
+ "type", EV_LINK_DEST_TYPE_NAMED,
+ NULL));
+}
+
+EvLinkDest *
+ev_link_dest_new_page_label (const gchar *page_label)
+{
+ return EV_LINK_DEST (g_object_new (EV_TYPE_LINK_DEST,
+ "page_label", page_label,
+ "type", EV_LINK_DEST_TYPE_PAGE_LABEL,
+ NULL));
+}