blob: b6188b58a6c19b5fe50269d3fd6d4357981d5455 [file] [log] [blame]
/*
* Copyright (C) 2007 Carlos Garcia Campos <carlosgc@gnome.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 2, 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <gtk/gtk.h>
#include "transitions.h"
enum {
TRANSITIONS_PAGE_COLUMN,
TRANSITIONS_TYPE_COLUMN,
TRANSITIONS_ALIGNMENT_COLUMN,
TRANSITIONS_DIRECTION_COLUMN,
TRANSITIONS_DURATION_COLUMN,
TRANSITIONS_ANGLE_COLUMN,
TRANSITIONS_SCALE_COLUMN,
TRANSITIONS_RECTANGULAR_COLUMN,
N_COLUMNS
};
typedef struct {
PopplerDocument *doc;
GtkWidget *treeview;
GtkWidget *progress;
guint idle_id;
} PgdTransitionsDemo;
static void
pgd_transitions_free (PgdTransitionsDemo *demo)
{
if (!demo)
return;
if (demo->idle_id > 0) {
g_source_remove (demo->idle_id);
demo->idle_id = 0;
}
if (demo->doc) {
g_object_unref (demo->doc);
demo->doc = NULL;
}
g_free (demo);
}
static const gchar *
transition_type_to_string (PopplerPageTransitionType type)
{
switch (type) {
case POPPLER_PAGE_TRANSITION_REPLACE:
return "Replace";
case POPPLER_PAGE_TRANSITION_SPLIT:
return "Split";
case POPPLER_PAGE_TRANSITION_BLINDS:
return "Blinds";
case POPPLER_PAGE_TRANSITION_BOX:
return "Box";
case POPPLER_PAGE_TRANSITION_WIPE:
return "Wipe";
case POPPLER_PAGE_TRANSITION_DISSOLVE:
return "Dissolve";
case POPPLER_PAGE_TRANSITION_GLITTER:
return "Glitter";
case POPPLER_PAGE_TRANSITION_FLY:
return "Fly";
case POPPLER_PAGE_TRANSITION_PUSH:
return "Push";
case POPPLER_PAGE_TRANSITION_COVER:
return "Cover";
case POPPLER_PAGE_TRANSITION_UNCOVER:
return "Uncover";
case POPPLER_PAGE_TRANSITION_FADE:
return "Fade";
}
return "Unknown";
}
static const gchar *
transition_alignment_to_string (PopplerPageTransitionAlignment alignment)
{
return alignment == POPPLER_PAGE_TRANSITION_HORIZONTAL ? "Horizontal" : "Vertical";
}
static const gchar *
transition_direction_to_string (PopplerPageTransitionDirection direction)
{
return direction == POPPLER_PAGE_TRANSITION_INWARD ? "Inward" : "Outward";
}
static void
pgd_transitions_update_progress (PgdTransitionsDemo *demo,
gint n_pages,
gint scanned)
{
gchar *str;
str = g_strdup_printf ("Scanning transitions (%d%%)",
MIN (scanned * 100 / n_pages, 100));
gtk_progress_bar_set_text (GTK_PROGRESS_BAR (demo->progress), str);
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (demo->progress),
MIN ((gdouble)scanned / n_pages, 1.0));
g_free (str);
}
static gboolean
pgd_transitions_fill_model (PgdTransitionsDemo *demo)
{
GtkTreeModel *model;
gint i, n_pages;
n_pages = poppler_document_get_n_pages (demo->doc);
model = gtk_tree_view_get_model (GTK_TREE_VIEW (demo->treeview));
g_object_ref (model);
for (i = 0; i < n_pages; i++) {
PopplerPage *page;
PopplerPageTransition *transition;
pgd_transitions_update_progress (demo, n_pages, i);
while (gtk_events_pending ())
gtk_main_iteration ();
page = poppler_document_get_page (demo->doc, i);
if (!page)
continue;
transition = poppler_page_get_transition (page);
if (transition) {
GtkTreeIter iter;
gchar *npage;
gchar *duration;
gchar *angle;
gchar *scale;
npage = g_strdup_printf ("%d", i + 1);
duration = g_strdup_printf ("%d", transition->duration);
angle = g_strdup_printf ("%d", transition->angle);
scale = g_strdup_printf ("%.2f", transition->scale);
gtk_list_store_append (GTK_LIST_STORE (model), &iter);
gtk_list_store_set (GTK_LIST_STORE (model), &iter,
TRANSITIONS_PAGE_COLUMN, npage,
TRANSITIONS_TYPE_COLUMN,
transition_type_to_string (transition->type),
TRANSITIONS_ALIGNMENT_COLUMN,
transition_alignment_to_string (transition->alignment),
TRANSITIONS_DIRECTION_COLUMN,
transition_direction_to_string (transition->direction),
TRANSITIONS_DURATION_COLUMN, duration,
TRANSITIONS_ANGLE_COLUMN, angle,
TRANSITIONS_SCALE_COLUMN, scale,
TRANSITIONS_RECTANGULAR_COLUMN,
transition->rectangular ? "Yes" : "No",
-1);
g_free (npage);
g_free (duration);
g_free (angle);
g_free (scale);
poppler_page_transition_free (transition);
}
g_object_unref (page);
}
pgd_transitions_update_progress (demo, n_pages, n_pages);
g_object_unref (model);
return FALSE;
}
static void
pgd_transitions_scan_button_clicked (GtkButton *button,
PgdTransitionsDemo *demo)
{
if (demo->idle_id > 0)
g_source_remove (demo->idle_id);
demo->idle_id = g_idle_add ((GSourceFunc)pgd_transitions_fill_model, demo);
}
static GtkWidget *
pgd_transitions_create_list (GtkTreeModel *model)
{
GtkWidget *treeview;
GtkCellRenderer *renderer;
treeview = gtk_tree_view_new_with_model (GTK_TREE_MODEL (model));
gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (treeview), TRUE);
gtk_tree_view_set_rules_hint (GTK_TREE_VIEW (treeview), TRUE);
gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
GTK_SELECTION_NONE);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
0, "Page",
renderer,
"text", TRANSITIONS_PAGE_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
1, "Type",
renderer,
"text", TRANSITIONS_TYPE_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
2, "Alignment",
renderer,
"text", TRANSITIONS_ALIGNMENT_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
3, "Direction",
renderer,
"text", TRANSITIONS_DIRECTION_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
4, "Duration",
renderer,
"text", TRANSITIONS_DURATION_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
5, "Angle",
renderer,
"text", TRANSITIONS_ANGLE_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
6, "Scale",
renderer,
"text", TRANSITIONS_SCALE_COLUMN,
NULL);
renderer = gtk_cell_renderer_text_new ();
gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
7, "Rectangular",
renderer,
"text", TRANSITIONS_RECTANGULAR_COLUMN,
NULL);
return treeview;
}
GtkWidget *
pgd_transitions_create_widget (PopplerDocument *document)
{
PgdTransitionsDemo *demo;
GtkWidget *vbox;
GtkListStore *model;
GtkWidget *swindow;
GtkWidget *hbox, *button;
demo = g_new0 (PgdTransitionsDemo, 1);
demo->doc = g_object_ref (document);
vbox = gtk_vbox_new (FALSE, 12);
hbox = gtk_hbox_new (FALSE, 6);
demo->progress = gtk_progress_bar_new ();
gtk_progress_bar_set_ellipsize (GTK_PROGRESS_BAR (demo->progress),
PANGO_ELLIPSIZE_END);
gtk_box_pack_start (GTK_BOX (hbox), demo->progress, TRUE, TRUE, 0);
gtk_widget_show (demo->progress);
button = gtk_button_new_with_label ("Scan");
g_signal_connect (G_OBJECT (button), "clicked",
G_CALLBACK (pgd_transitions_scan_button_clicked),
(gpointer)demo);
gtk_box_pack_end (GTK_BOX (hbox), button, FALSE, FALSE, 0);
gtk_widget_show (button);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, TRUE, 6);
gtk_widget_show (hbox);
swindow = gtk_scrolled_window_new (NULL, NULL);
gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow),
GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
model = gtk_list_store_new (N_COLUMNS,
G_TYPE_STRING, G_TYPE_STRING,
G_TYPE_STRING, G_TYPE_STRING,
G_TYPE_STRING, G_TYPE_STRING,
G_TYPE_STRING, G_TYPE_STRING);
demo->treeview = pgd_transitions_create_list (GTK_TREE_MODEL (model));
g_object_unref (model);
gtk_container_add (GTK_CONTAINER (swindow), demo->treeview);
gtk_widget_show (demo->treeview);
gtk_box_pack_start (GTK_BOX (vbox), swindow, TRUE, TRUE, 0);
gtk_widget_show (swindow);
g_object_weak_ref (G_OBJECT (swindow),
(GWeakNotify)pgd_transitions_free,
(gpointer)demo);
return vbox;
}