[poppler] glib/demo
Carlos Garcia Campos
carlosgc at kemper.freedesktop.org
Tue Jan 1 05:34:17 PST 2008
glib/demo/Makefile.am | 2
glib/demo/main.c | 16 +-
glib/demo/transitions.c | 321 ++++++++++++++++++++++++++++++++++++++++++++++++
glib/demo/transitions.h | 31 ++++
4 files changed, 363 insertions(+), 7 deletions(-)
New commits:
commit 4eca2e041c93349e0c4666e83ad1ca3caff91dee
Author: Carlos Garcia Campos <carlosgc at gnome.org>
Date: Tue Jan 1 14:34:00 2008 +0100
Add page transitions demo
diff --git a/glib/demo/Makefile.am b/glib/demo/Makefile.am
index 9342642..dac7bca 100644
--- a/glib/demo/Makefile.am
+++ b/glib/demo/Makefile.am
@@ -23,6 +23,8 @@ poppler_glib_demo_SOURCES = \
page.c \
render.h \
render.c \
+ transitions.h \
+ transitions.c \
utils.h \
utils.c
diff --git a/glib/demo/main.c b/glib/demo/main.c
index d54f53c..f5750ad 100644
--- a/glib/demo/main.c
+++ b/glib/demo/main.c
@@ -27,6 +27,7 @@
#include "outline.h"
#include "links.h"
#include "forms.h"
+#include "transitions.h"
enum {
PGD_TITLE_COLUMN,
@@ -41,13 +42,14 @@ typedef struct {
} PopplerGlibDemo;
static const PopplerGlibDemo demo_list[] = {
- { "Info", pgd_info_create_widget },
- { "Fonts", pgd_fonts_create_widget },
- { "Render", pgd_render_create_widget },
- { "Page Info", pgd_page_create_widget },
- { "Outline", pgd_outline_create_widget },
- { "Links", pgd_links_create_widget },
- { "Forms", pgd_forms_create_widget }
+ { "Info", pgd_info_create_widget },
+ { "Fonts", pgd_fonts_create_widget },
+ { "Render", pgd_render_create_widget },
+ { "Page Info", pgd_page_create_widget },
+ { "Outline", pgd_outline_create_widget },
+ { "Links", pgd_links_create_widget },
+ { "Forms", pgd_forms_create_widget },
+ { "Page Transitions", pgd_transitions_create_widget }
};
static void
diff --git a/glib/demo/transitions.c b/glib/demo/transitions.c
new file mode 100644
index 0000000..b6188b5
--- /dev/null
+++ b/glib/demo/transitions.c
@@ -0,0 +1,321 @@
+/*
+ * Copyright (C) 2007 Carlos Garcia Campos <carlosgc at 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;
+}
diff --git a/glib/demo/transitions.h b/glib/demo/transitions.h
new file mode 100644
index 0000000..31d3677
--- /dev/null
+++ b/glib/demo/transitions.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (C) 2007 Carlos Garcia Campos <carlosgc at 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/gtkwidget.h>
+#include <poppler.h>
+
+#ifndef _TRANSITIONS_H_
+#define _TRANSITIONS_H_
+
+G_BEGIN_DECLS
+
+GtkWidget *pgd_transitions_create_widget (PopplerDocument *document);
+
+G_END_DECLS
+
+#endif /* _TRANSITIONS_H_ */
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