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-rw-r--r--src/book-view.c2090
1 files changed, 1419 insertions, 671 deletions
diff --git a/src/book-view.c b/src/book-view.c
index ac6e32c..5d2e84d 100644
--- a/src/book-view.c
+++ b/src/book-view.c
@@ -1,806 +1,1554 @@
+/* book-view.c generated by valac 0.13.1, the Vala compiler
+ * generated from book-view.vala, do not modify */
+
/*
- * Copyright (C) 2009 Canonical Ltd.
+ * Copyright (C) 2009-2011 Canonical Ltd.
* Author: Robert Ancell <robert.ancell@canonical.com>
- *
+ *
* 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 3 of the License, or (at your option) any later
* version. See http://www.gnu.org/copyleft/gpl.html the full text of the
* license.
*/
+/* FIXME: When scrolling, copy existing render sideways?*/
+/* FIXME: Only render pages that change and only the part that changed*/
+
+#include <glib.h>
+#include <glib-object.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <cairo.h>
+#include <float.h>
+#include <math.h>
+
+
+#define TYPE_BOOK_VIEW (book_view_get_type ())
+#define BOOK_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_BOOK_VIEW, BookView))
+#define BOOK_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_BOOK_VIEW, BookViewClass))
+#define IS_BOOK_VIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_BOOK_VIEW))
+#define IS_BOOK_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_BOOK_VIEW))
+#define BOOK_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_BOOK_VIEW, BookViewClass))
+
+typedef struct _BookView BookView;
+typedef struct _BookViewClass BookViewClass;
+typedef struct _BookViewPrivate BookViewPrivate;
+
+#define TYPE_BOOK (book_get_type ())
+#define BOOK(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_BOOK, Book))
+#define BOOK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_BOOK, BookClass))
+#define IS_BOOK(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_BOOK))
+#define IS_BOOK_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_BOOK))
+#define BOOK_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_BOOK, BookClass))
+
+typedef struct _Book Book;
+typedef struct _BookClass BookClass;
+
+#define TYPE_PAGE (page_get_type ())
+#define PAGE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_PAGE, Page))
+#define PAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_PAGE, PageClass))
+#define IS_PAGE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_PAGE))
+#define IS_PAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_PAGE))
+#define PAGE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_PAGE, PageClass))
+
+typedef struct _Page Page;
+typedef struct _PageClass PageClass;
+
+#define TYPE_PAGE_VIEW (page_view_get_type ())
+#define PAGE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_PAGE_VIEW, PageView))
+#define PAGE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_PAGE_VIEW, PageViewClass))
+#define IS_PAGE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_PAGE_VIEW))
+#define IS_PAGE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_PAGE_VIEW))
+#define PAGE_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_PAGE_VIEW, PageViewClass))
+
+typedef struct _PageView PageView;
+typedef struct _PageViewClass PageViewClass;
+#define _book_unref0(var) ((var == NULL) ? NULL : (var = (book_unref (var), NULL)))
+#define _g_hash_table_unref0(var) ((var == NULL) ? NULL : (var = (g_hash_table_unref (var), NULL)))
+#define _page_view_unref0(var) ((var == NULL) ? NULL : (var = (page_view_unref (var), NULL)))
+#define _g_object_unref0(var) ((var == NULL) ? NULL : (var = (g_object_unref (var), NULL)))
+#define _page_unref0(var) ((var == NULL) ? NULL : (var = (page_unref (var), NULL)))
+
+struct _BookView {
+ GtkVBox parent_instance;
+ BookViewPrivate * priv;
+};
-#include <gdk/gdkkeysyms.h>
+struct _BookViewClass {
+ GtkVBoxClass parent_class;
+};
-#include "book-view.h"
-#include "page-view.h"
+struct _BookViewPrivate {
+ Book* book;
+ GHashTable* page_data;
+ gboolean need_layout;
+ gboolean laying_out;
+ gboolean show_selected_page;
+ PageView* selected_page;
+ GtkWidget* drawing_area;
+ GtkHScrollbar* scroll;
+ GtkAdjustment* adjustment;
+ GdkCursorType cursor;
+};
-// FIXME: When scrolling, copy existing render sideways?
-// FIXME: Only render pages that change and only the part that changed
-enum {
- PROP_0,
- PROP_BOOK
+static gpointer book_view_parent_class = NULL;
+
+GType book_view_get_type (void) G_GNUC_CONST;
+gpointer book_ref (gpointer instance);
+void book_unref (gpointer instance);
+GParamSpec* param_spec_book (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+void value_set_book (GValue* value, gpointer v_object);
+void value_take_book (GValue* value, gpointer v_object);
+gpointer value_get_book (const GValue* value);
+GType book_get_type (void) G_GNUC_CONST;
+gpointer page_ref (gpointer instance);
+void page_unref (gpointer instance);
+GParamSpec* param_spec_page (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+void value_set_page (GValue* value, gpointer v_object);
+void value_take_page (GValue* value, gpointer v_object);
+gpointer value_get_page (const GValue* value);
+GType page_get_type (void) G_GNUC_CONST;
+gpointer page_view_ref (gpointer instance);
+void page_view_unref (gpointer instance);
+GParamSpec* param_spec_page_view (const gchar* name, const gchar* nick, const gchar* blurb, GType object_type, GParamFlags flags);
+void value_set_page_view (GValue* value, gpointer v_object);
+void value_take_page_view (GValue* value, gpointer v_object);
+gpointer value_get_page_view (const GValue* value);
+GType page_view_get_type (void) G_GNUC_CONST;
+#define BOOK_VIEW_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), TYPE_BOOK_VIEW, BookViewPrivate))
+enum {
+ BOOK_VIEW_DUMMY_PROPERTY
};
+BookView* book_view_new (Book* book);
+BookView* book_view_construct (GType object_type, Book* book);
+guint book_get_n_pages (Book* self);
+Page* book_get_page (Book* self, gint page_number);
+static void book_view_add_cb (BookView* self, Book* book, Page* page);
+void book_view_select_page (BookView* self, Page* page);
+static void _book_view_add_cb_book_page_added (Book* _sender, Page* page, gpointer self);
+static void book_view_remove_cb (BookView* self, Book* book, Page* page);
+static void _book_view_remove_cb_book_page_removed (Book* _sender, Page* page, gpointer self);
+static void book_view_reorder_cb (BookView* self, Book* book);
+static void _book_view_reorder_cb_book_reordered (Book* _sender, gpointer self);
+static void book_view_clear_cb (BookView* self, Book* book);
+static void _book_view_clear_cb_book_cleared (Book* _sender, gpointer self);
+static void _page_unref0_ (gpointer var);
+static void _page_view_unref0_ (gpointer var);
+static gboolean book_view_configure_cb (BookView* self, GtkWidget* widget, GdkEventConfigure* event);
+static gboolean _book_view_configure_cb_gtk_widget_configure_event (GtkWidget* _sender, GdkEventConfigure* event, gpointer self);
+static gboolean book_view_draw_cb (BookView* self, GtkWidget* widget, cairo_t* context);
+static gboolean _book_view_draw_cb_gtk_widget_draw (GtkWidget* _sender, cairo_t* cr, gpointer self);
+static gboolean book_view_motion_cb (BookView* self, GtkWidget* widget, GdkEventMotion* event);
+static gboolean _book_view_motion_cb_gtk_widget_motion_notify_event (GtkWidget* _sender, GdkEventMotion* event, gpointer self);
+static gboolean book_view_key_cb (BookView* self, GtkWidget* widget, GdkEventKey* event);
+static gboolean _book_view_key_cb_gtk_widget_key_press_event (GtkWidget* _sender, GdkEventKey* event, gpointer self);
+static gboolean book_view_button_cb (BookView* self, GtkWidget* widget, GdkEventButton* event);
+static gboolean _book_view_button_cb_gtk_widget_button_press_event (GtkWidget* _sender, GdkEventButton* event, gpointer self);
+static gboolean _book_view_button_cb_gtk_widget_button_release_event (GtkWidget* _sender, GdkEventButton* event, gpointer self);
+static gboolean book_view_focus_cb (BookView* self, GtkWidget* widget, GdkEventFocus* event);
+static gboolean _book_view_focus_cb_gtk_widget_focus_in_event (GtkWidget* _sender, GdkEventFocus* event, gpointer self);
+static gboolean _book_view_focus_cb_gtk_widget_focus_out_event (GtkWidget* _sender, GdkEventFocus* event, gpointer self);
+static void book_view_scroll_cb (BookView* self, GtkAdjustment* adjustment);
+static void _book_view_scroll_cb_gtk_adjustment_value_changed (GtkAdjustment* _sender, gpointer self);
+static PageView* book_view_get_nth_page (BookView* self, gint n);
+static PageView* book_view_get_next_page (BookView* self, PageView* page);
+Page* page_view_get_page (PageView* self);
+static PageView* book_view_get_prev_page (BookView* self, PageView* page);
+static void book_view_page_view_changed_cb (BookView* self, PageView* page);
+void book_view_redraw (BookView* self);
+static void book_view_page_view_size_changed_cb (BookView* self, PageView* page);
+PageView* page_view_new (Page* page);
+PageView* page_view_construct (GType object_type, Page* page);
+static void _book_view_page_view_changed_cb_page_view_changed (PageView* _sender, gpointer self);
+static void _book_view_page_view_size_changed_cb_page_view_size_changed (PageView* _sender, gpointer self);
+static void book_view_set_selected_page (BookView* self, PageView* page);
+void page_view_set_selected (PageView* self, gboolean selected);
+static void book_view_set_x_offset (BookView* self, gint offset);
+static gint book_view_get_x_offset (BookView* self);
+static void book_view_show_page_view (BookView* self, PageView* page);
+gint page_view_get_x_offset (PageView* self);
+gint page_view_get_width (PageView* self);
+static void book_view_select_page_view (BookView* self, PageView* page);
+Page* book_view_get_selected (BookView* self);
+Book* book_view_get_book (BookView* self);
+static void book_view_layout_into (BookView* self, gint width, gint height, gint* book_width, gint* book_height);
+gint page_get_dpi (Page* self);
+gint page_get_width (Page* self);
+gint page_get_height (Page* self);
+void page_view_set_width (PageView* self, gint width);
+void page_view_set_height (PageView* self, gint height);
+gint page_view_get_height (PageView* self);
+void page_view_set_x_offset (PageView* self, gint offset);
+void page_view_set_y_offset (PageView* self, gint offset);
+static void book_view_layout (BookView* self);
+void page_view_render (PageView* self, cairo_t* context);
+gboolean page_view_get_selected (PageView* self);
+gint page_view_get_y_offset (PageView* self);
+static PageView* book_view_get_page_at (BookView* self, gint x, gint y, gint* x_, gint* y_);
+void page_view_button_press (PageView* self, gint x, gint y);
+void page_view_button_release (PageView* self, gint x, gint y);
+static void book_view_set_cursor (BookView* self, GdkCursorType cursor);
+void page_view_motion (PageView* self, gint x, gint y);
+GdkCursorType page_view_get_cursor (PageView* self);
+void book_view_select_next_page (BookView* self);
+void book_view_select_prev_page (BookView* self);
+static void g_cclosure_user_marshal_VOID__PAGE (GClosure * closure, GValue * return_value, guint n_param_values, const GValue * param_values, gpointer invocation_hint, gpointer marshal_data);
+static void book_view_finalize (GObject* obj);
+
+
+static gpointer _book_ref0 (gpointer self) {
+ return self ? book_ref (self) : NULL;
+}
+
+
+static void _book_view_add_cb_book_page_added (Book* _sender, Page* page, gpointer self) {
+ book_view_add_cb (self, _sender, page);
+}
+
+
+static void _book_view_remove_cb_book_page_removed (Book* _sender, Page* page, gpointer self) {
+ book_view_remove_cb (self, _sender, page);
+}
+
+
+static void _book_view_reorder_cb_book_reordered (Book* _sender, gpointer self) {
+ book_view_reorder_cb (self, _sender);
+}
+
+
+static void _book_view_clear_cb_book_cleared (Book* _sender, gpointer self) {
+ book_view_clear_cb (self, _sender);
+}
+
+
+static void _page_unref0_ (gpointer var) {
+ (var == NULL) ? NULL : (var = (page_unref (var), NULL));
+}
+
+
+static void _page_view_unref0_ (gpointer var) {
+ (var == NULL) ? NULL : (var = (page_view_unref (var), NULL));
+}
+
+
+static gpointer _g_object_ref0 (gpointer self) {
+ return self ? g_object_ref (self) : NULL;
+}
+
+
+static gboolean _book_view_configure_cb_gtk_widget_configure_event (GtkWidget* _sender, GdkEventConfigure* event, gpointer self) {
+ gboolean result;
+ result = book_view_configure_cb (self, _sender, event);
+ return result;
+}
-enum {
- PAGE_SELECTED,
- SHOW_PAGE,
- SHOW_MENU,
- LAST_SIGNAL
-};
-static guint signals[LAST_SIGNAL] = { 0, };
-
-struct BookViewPrivate
-{
- /* Book being rendered */
- Book *book;
- GHashTable *page_data;
-
- /* True if the view needs to be laid out again */
- gboolean need_layout, laying_out, show_selected_page;
-
- /* Currently selected page */
- PageView *selected_page;
-
- /* Widget being rendered to */
- GtkWidget *drawing_area;
-
- /* Horizontal scrollbar */
- GtkWidget *scroll;
- GtkAdjustment *adjustment;
-
- gint cursor;
-};
-G_DEFINE_TYPE (BookView, book_view, GTK_TYPE_VBOX);
+static gboolean _book_view_draw_cb_gtk_widget_draw (GtkWidget* _sender, cairo_t* cr, gpointer self) {
+ gboolean result;
+ result = book_view_draw_cb (self, _sender, cr);
+ return result;
+}
-BookView *
-book_view_new (Book *book)
-{
- return g_object_new (BOOK_VIEW_TYPE, "book", book, NULL);
+static gboolean _book_view_motion_cb_gtk_widget_motion_notify_event (GtkWidget* _sender, GdkEventMotion* event, gpointer self) {
+ gboolean result;
+ result = book_view_motion_cb (self, _sender, event);
+ return result;
}
-static PageView *
-get_nth_page (BookView *view, gint n)
-{
- Page *page = book_get_page (view->priv->book, n);
- return g_hash_table_lookup (view->priv->page_data, page);
+static gboolean _book_view_key_cb_gtk_widget_key_press_event (GtkWidget* _sender, GdkEventKey* event, gpointer self) {
+ gboolean result;
+ result = book_view_key_cb (self, _sender, event);
+ return result;
}
-static PageView *
-get_next_page (BookView *view, PageView *page)
-{
- gint i;
-
- for (i = 0; ; i++) {
- Page *p;
- p = book_get_page (view->priv->book, i);
- if (!p)
- break;
- if (p == page_view_get_page (page)) {
- p = book_get_page (view->priv->book, i + 1);
- if (p)
- return g_hash_table_lookup (view->priv->page_data, p);
- }
- }
-
- return page;
+static gboolean _book_view_button_cb_gtk_widget_button_press_event (GtkWidget* _sender, GdkEventButton* event, gpointer self) {
+ gboolean result;
+ result = book_view_button_cb (self, _sender, event);
+ return result;
}
-static PageView *
-get_prev_page (BookView *view, PageView *page)
-{
- gint i;
- PageView *prev_page = page;
+static gboolean _book_view_button_cb_gtk_widget_button_release_event (GtkWidget* _sender, GdkEventButton* event, gpointer self) {
+ gboolean result;
+ result = book_view_button_cb (self, _sender, event);
+ return result;
+}
- for (i = 0; ; i++) {
- Page *p;
- p = book_get_page (view->priv->book, i);
- if (!p)
- break;
- if (p == page_view_get_page (page))
- return prev_page;
- prev_page = g_hash_table_lookup (view->priv->page_data, p);
- }
- return page;
+static gboolean _book_view_focus_cb_gtk_widget_focus_in_event (GtkWidget* _sender, GdkEventFocus* event, gpointer self) {
+ gboolean result;
+ result = book_view_focus_cb (self, _sender, event);
+ return result;
}
-static void
-page_view_changed_cb (PageView *page, BookView *view)
-{
- book_view_redraw (view);
+static gboolean _book_view_focus_cb_gtk_widget_focus_out_event (GtkWidget* _sender, GdkEventFocus* event, gpointer self) {
+ gboolean result;
+ result = book_view_focus_cb (self, _sender, event);
+ return result;
}
-static void
-page_view_size_changed_cb (PageView *page, BookView *view)
-{
- view->priv->need_layout = TRUE;
- book_view_redraw (view);
+static void _book_view_scroll_cb_gtk_adjustment_value_changed (GtkAdjustment* _sender, gpointer self) {
+ book_view_scroll_cb (self, _sender);
}
-static void
-add_cb (Book *book, Page *page, BookView *view)
-{
- PageView *page_view;
- page_view = page_view_new (page);
- g_signal_connect (page_view, "changed", G_CALLBACK (page_view_changed_cb), view);
- g_signal_connect (page_view, "size-changed", G_CALLBACK (page_view_size_changed_cb), view);
- g_hash_table_insert (view->priv->page_data, page, page_view);
- view->priv->need_layout = TRUE;
- book_view_redraw (view);
+BookView* book_view_construct (GType object_type, Book* book) {
+ BookView * self = NULL;
+ Book* _tmp0_;
+ Page* _tmp4_ = NULL;
+ Page* _tmp5_;
+ GHashTable* _tmp6_ = NULL;
+ GtkDrawingArea* _tmp7_ = NULL;
+ GtkHScrollbar* _tmp8_ = NULL;
+ GtkAdjustment* _tmp9_ = NULL;
+ GtkAdjustment* _tmp10_;
+ g_return_val_if_fail (book != NULL, NULL);
+ self = (BookView*) g_object_new (object_type, NULL);
+ _tmp0_ = _book_ref0 (book);
+ _book_unref0 (self->priv->book);
+ self->priv->book = _tmp0_;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp1_;
+ _tmp1_ = TRUE;
+ while (TRUE) {
+ guint _tmp2_;
+ Page* _tmp3_ = NULL;
+ Page* page;
+ if (!_tmp1_) {
+ i++;
+ }
+ _tmp1_ = FALSE;
+ _tmp2_ = book_get_n_pages (book);
+ if (!(((guint) i) < _tmp2_)) {
+ break;
+ }
+ _tmp3_ = book_get_page (book, i);
+ page = _tmp3_;
+ book_view_add_cb (self, book, page);
+ _page_unref0 (page);
+ }
+ }
+ }
+ _tmp4_ = book_get_page (book, 0);
+ _tmp5_ = _tmp4_;
+ book_view_select_page (self, _tmp5_);
+ _page_unref0 (_tmp5_);
+ g_signal_connect_object (book, "page-added", (GCallback) _book_view_add_cb_book_page_added, self, 0);
+ g_signal_connect_object (book, "page-removed", (GCallback) _book_view_remove_cb_book_page_removed, self, 0);
+ g_signal_connect_object (book, "reordered", (GCallback) _book_view_reorder_cb_book_reordered, self, 0);
+ g_signal_connect_object (book, "cleared", (GCallback) _book_view_clear_cb_book_cleared, self, 0);
+ self->priv->need_layout = TRUE;
+ _tmp6_ = g_hash_table_new_full (g_direct_hash, g_direct_equal, _page_unref0_, _page_view_unref0_);
+ _g_hash_table_unref0 (self->priv->page_data);
+ self->priv->page_data = _tmp6_;
+ self->priv->cursor = GDK_ARROW;
+ _tmp7_ = (GtkDrawingArea*) gtk_drawing_area_new ();
+ _g_object_unref0 (self->priv->drawing_area);
+ self->priv->drawing_area = (GtkWidget*) g_object_ref_sink (_tmp7_);
+ gtk_widget_set_size_request (self->priv->drawing_area, 200, 100);
+ gtk_widget_set_can_focus (self->priv->drawing_area, TRUE);
+ gtk_widget_set_events (self->priv->drawing_area, (gint) (((((GDK_POINTER_MOTION_MASK | GDK_BUTTON_PRESS_MASK) | GDK_BUTTON_RELEASE_MASK) | GDK_FOCUS_CHANGE_MASK) | GDK_STRUCTURE_MASK) | GDK_SCROLL_MASK));
+ gtk_box_pack_start ((GtkBox*) self, self->priv->drawing_area, TRUE, TRUE, (guint) 0);
+ _tmp8_ = (GtkHScrollbar*) gtk_hscrollbar_new (NULL);
+ _g_object_unref0 (self->priv->scroll);
+ self->priv->scroll = g_object_ref_sink (_tmp8_);
+ _tmp9_ = gtk_range_get_adjustment ((GtkRange*) self->priv->scroll);
+ _tmp10_ = _g_object_ref0 (_tmp9_);
+ _g_object_unref0 (self->priv->adjustment);
+ self->priv->adjustment = _tmp10_;
+ gtk_box_pack_start ((GtkBox*) self, (GtkWidget*) self->priv->scroll, FALSE, TRUE, (guint) 0);
+ g_signal_connect_object (self->priv->drawing_area, "configure-event", (GCallback) _book_view_configure_cb_gtk_widget_configure_event, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "draw", (GCallback) _book_view_draw_cb_gtk_widget_draw, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "motion-notify-event", (GCallback) _book_view_motion_cb_gtk_widget_motion_notify_event, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "key-press-event", (GCallback) _book_view_key_cb_gtk_widget_key_press_event, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "button-press-event", (GCallback) _book_view_button_cb_gtk_widget_button_press_event, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "button-release-event", (GCallback) _book_view_button_cb_gtk_widget_button_release_event, self, 0);
+ g_signal_connect_object (self->priv->drawing_area, "focus-in-event", (GCallback) _book_view_focus_cb_gtk_widget_focus_in_event, self, G_CONNECT_AFTER);
+ g_signal_connect_object (self->priv->drawing_area, "focus-out-event", (GCallback) _book_view_focus_cb_gtk_widget_focus_out_event, self, G_CONNECT_AFTER);
+ g_signal_connect_object (self->priv->adjustment, "value-changed", (GCallback) _book_view_scroll_cb_gtk_adjustment_value_changed, self, 0);
+ gtk_widget_show (self->priv->drawing_area);
+ return self;
}
-static void
-set_selected_page (BookView *view, PageView *page)
-{
- /* Deselect existing page if changed */
- if (view->priv->selected_page && page != view->priv->selected_page)
- page_view_set_selected (view->priv->selected_page, FALSE);
+BookView* book_view_new (Book* book) {
+ return book_view_construct (TYPE_BOOK_VIEW, book);
+}
- view->priv->selected_page = page;
- if (!view->priv->selected_page)
- return;
- /* Select new page if widget has focus */
- if (!gtk_widget_has_focus (view->priv->drawing_area))
- page_view_set_selected (view->priv->selected_page, FALSE);
- else
- page_view_set_selected (view->priv->selected_page, TRUE);
+static gpointer _page_view_ref0 (gpointer self) {
+ return self ? page_view_ref (self) : NULL;
}
-static void
-set_x_offset (BookView *view, gint offset)
-{
- gtk_adjustment_set_value (view->priv->adjustment, offset);
+static PageView* book_view_get_nth_page (BookView* self, gint n) {
+ PageView* result = NULL;
+ Page* _tmp0_ = NULL;
+ Page* page;
+ gconstpointer _tmp1_ = NULL;
+ PageView* _tmp2_;
+ g_return_val_if_fail (self != NULL, NULL);
+ _tmp0_ = book_get_page (self->priv->book, n);
+ page = _tmp0_;
+ _tmp1_ = g_hash_table_lookup (self->priv->page_data, page);
+ _tmp2_ = _page_view_ref0 ((PageView*) _tmp1_);
+ result = _tmp2_;
+ _page_unref0 (page);
+ return result;
}
-static gint
-get_x_offset (BookView *view)
-{
- return (gint) gtk_adjustment_get_value (view->priv->adjustment);
+static PageView* book_view_get_next_page (BookView* self, PageView* page) {
+ PageView* result = NULL;
+ PageView* _tmp8_;
+ g_return_val_if_fail (self != NULL, NULL);
+ g_return_val_if_fail (page != NULL, NULL);
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp0_;
+ _tmp0_ = TRUE;
+ while (TRUE) {
+ Page* _tmp1_ = NULL;
+ Page* p;
+ Page* _tmp2_ = NULL;
+ Page* _tmp3_;
+ gboolean _tmp4_;
+ if (!_tmp0_) {
+ i++;
+ }
+ _tmp0_ = FALSE;
+ _tmp1_ = book_get_page (self->priv->book, i);
+ p = _tmp1_;
+ if (p == NULL) {
+ _page_unref0 (p);
+ break;
+ }
+ _tmp2_ = page_view_get_page (page);
+ _tmp3_ = _tmp2_;
+ _tmp4_ = p == _tmp3_;
+ _page_unref0 (_tmp3_);
+ if (_tmp4_) {
+ Page* _tmp5_ = NULL;
+ _tmp5_ = book_get_page (self->priv->book, i + 1);
+ _page_unref0 (p);
+ p = _tmp5_;
+ if (p != NULL) {
+ gconstpointer _tmp6_ = NULL;
+ PageView* _tmp7_;
+ _tmp6_ = g_hash_table_lookup (self->priv->page_data, p);
+ _tmp7_ = _page_view_ref0 ((PageView*) _tmp6_);
+ result = _tmp7_;
+ _page_unref0 (p);
+ return result;
+ }
+ }
+ _page_unref0 (p);
+ }
+ }
+ }
+ _tmp8_ = _page_view_ref0 (page);
+ result = _tmp8_;
+ return result;
}
-static void
-show_page (BookView *view, PageView *page)
-{
- gint left_edge, right_edge;
- GtkAllocation allocation;
+static PageView* book_view_get_prev_page (BookView* self, PageView* page) {
+ PageView* result = NULL;
+ PageView* _tmp0_;
+ PageView* prev_page;
+ PageView* _tmp8_;
+ g_return_val_if_fail (self != NULL, NULL);
+ g_return_val_if_fail (page != NULL, NULL);
+ _tmp0_ = _page_view_ref0 (page);
+ prev_page = _tmp0_;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp1_;
+ _tmp1_ = TRUE;
+ while (TRUE) {
+ Page* _tmp2_ = NULL;
+ Page* p;
+ Page* _tmp3_ = NULL;
+ Page* _tmp4_;
+ gboolean _tmp5_;
+ gconstpointer _tmp6_ = NULL;
+ PageView* _tmp7_;
+ if (!_tmp1_) {
+ i++;
+ }
+ _tmp1_ = FALSE;
+ _tmp2_ = book_get_page (self->priv->book, i);
+ p = _tmp2_;
+ if (p == NULL) {
+ _page_unref0 (p);
+ break;
+ }
+ _tmp3_ = page_view_get_page (page);
+ _tmp4_ = _tmp3_;
+ _tmp5_ = p == _tmp4_;
+ _page_unref0 (_tmp4_);
+ if (_tmp5_) {
+ result = prev_page;
+ _page_unref0 (p);
+ return result;
+ }
+ _tmp6_ = g_hash_table_lookup (self->priv->page_data, p);
+ _tmp7_ = _page_view_ref0 ((PageView*) _tmp6_);
+ _page_view_unref0 (prev_page);
+ prev_page = _tmp7_;
+ _page_unref0 (p);
+ }
+ }
+ }
+ _tmp8_ = _page_view_ref0 (page);
+ result = _tmp8_;
+ _page_view_unref0 (prev_page);
+ return result;
+}
+
- if (!page || !gtk_widget_get_visible (view->priv->scroll))
- return;
+static void book_view_page_view_changed_cb (BookView* self, PageView* page) {
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (page != NULL);
+ book_view_redraw (self);
+}
- gtk_widget_get_allocation(view->priv->drawing_area, &allocation);
- left_edge = page_view_get_x_offset (page);
- right_edge = page_view_get_x_offset (page) + page_view_get_width (page);
- if (left_edge - get_x_offset (view) < 0)
- set_x_offset(view, left_edge);
- else if (right_edge - get_x_offset (view) > allocation.width)
- set_x_offset(view, right_edge - allocation.width);
+static void book_view_page_view_size_changed_cb (BookView* self, PageView* page) {
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (page != NULL);
+ self->priv->need_layout = TRUE;
+ book_view_redraw (self);
}
-static void
-select_page (BookView *view, PageView *page)
-{
- Page *p = NULL;
-
- if (view->priv->selected_page == page)
- return;
+static void _book_view_page_view_changed_cb_page_view_changed (PageView* _sender, gpointer self) {
+ book_view_page_view_changed_cb (self, _sender);
+}
+
- set_selected_page (view, page);
+static void _book_view_page_view_size_changed_cb_page_view_size_changed (PageView* _sender, gpointer self) {
+ book_view_page_view_size_changed_cb (self, _sender);
+}
- if (view->priv->need_layout)
- view->priv->show_selected_page = TRUE;
- else
- show_page (view, page);
- if (page)
- p = page_view_get_page (page);
- g_signal_emit (view, signals[PAGE_SELECTED], 0, p);
+static gpointer _page_ref0 (gpointer self) {
+ return self ? page_ref (self) : NULL;
}
-static void
-remove_cb (Book *book, Page *page, BookView *view)
-{
- PageView *new_selection = view->priv->selected_page;
+static void book_view_add_cb (BookView* self, Book* book, Page* page) {
+ PageView* _tmp0_ = NULL;
+ PageView* page_view;
+ Page* _tmp1_;
+ PageView* _tmp2_;
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (book != NULL);
+ g_return_if_fail (page != NULL);
+ _tmp0_ = page_view_new (page);
+ page_view = _tmp0_;
+ g_signal_connect_object (page_view, "changed", (GCallback) _book_view_page_view_changed_cb_page_view_changed, self, 0);
+ g_signal_connect_object (page_view, "size-changed", (GCallback) _book_view_page_view_size_changed_cb_page_view_size_changed, self, 0);
+ _tmp1_ = _page_ref0 (page);
+ _tmp2_ = _page_view_ref0 (page_view);
+ g_hash_table_insert (self->priv->page_data, _tmp1_, _tmp2_);
+ self->priv->need_layout = TRUE;
+ book_view_redraw (self);
+ _page_view_unref0 (page_view);
+}
- /* Select previous page or next if removing the selected page */
- if (page == book_view_get_selected (view)) {
- new_selection = get_prev_page (view, view->priv->selected_page);
- if (new_selection == view->priv->selected_page)
- new_selection = get_next_page (view, view->priv->selected_page);
- view->priv->selected_page = NULL;
- }
- g_hash_table_remove (view->priv->page_data, page);
+static void book_view_set_selected_page (BookView* self, PageView* page) {
+ gboolean _tmp0_ = FALSE;
+ PageView* _tmp1_;
+ gboolean _tmp2_;
+ g_return_if_fail (self != NULL);
+ if (self->priv->selected_page != NULL) {
+ _tmp0_ = page != self->priv->selected_page;
+ } else {
+ _tmp0_ = FALSE;
+ }
+ if (_tmp0_) {
+ page_view_set_selected (self->priv->selected_page, FALSE);
+ }
+ _tmp1_ = _page_view_ref0 (page);
+ _page_view_unref0 (self->priv->selected_page);
+ self->priv->selected_page = _tmp1_;
+ if (self->priv->selected_page == NULL) {
+ return;
+ }
+ g_object_get (self->priv->drawing_area, "has-focus", &_tmp2_, NULL);
+ if (!_tmp2_) {
+ page_view_set_selected (self->priv->selected_page, FALSE);
+ } else {
+ page_view_set_selected (self->priv->selected_page, TRUE);
+ }
+}
- select_page (view, new_selection);
- view->priv->need_layout = TRUE;
- book_view_redraw (view);
+static void book_view_set_x_offset (BookView* self, gint offset) {
+ g_return_if_fail (self != NULL);
+ gtk_adjustment_set_value (self->priv->adjustment, (gdouble) offset);
}
-static void
-reorder_cb (Book *book, BookView *view)
-{
- view->priv->need_layout = TRUE;
- book_view_redraw (view);
+static gint book_view_get_x_offset (BookView* self) {
+ gint result = 0;
+ gdouble _tmp0_;
+ g_return_val_if_fail (self != NULL, 0);
+ _tmp0_ = gtk_adjustment_get_value (self->priv->adjustment);
+ result = (gint) _tmp0_;
+ return result;
}
-static void
-clear_cb (Book *book, BookView *view)
-{
- g_hash_table_remove_all (view->priv->page_data);
- view->priv->selected_page = NULL;
- g_signal_emit (view, signals[PAGE_SELECTED], 0, NULL);
- view->priv->need_layout = TRUE;
- book_view_redraw (view);
+static void book_view_show_page_view (BookView* self, PageView* page) {
+ gboolean _tmp0_ = FALSE;
+ GtkAllocation allocation = {0};
+ GtkAllocation _tmp2_ = {0};
+ gint _tmp3_;
+ gint left_edge;
+ gint _tmp4_;
+ gint _tmp5_;
+ gint right_edge;
+ gint _tmp6_;
+ g_return_if_fail (self != NULL);
+ if (page == NULL) {
+ _tmp0_ = TRUE;
+ } else {
+ gboolean _tmp1_;
+ _tmp1_ = gtk_widget_get_visible ((GtkWidget*) self->priv->scroll);
+ _tmp0_ = !_tmp1_;
+ }
+ if (_tmp0_) {
+ return;
+ }
+ gtk_widget_get_allocation (self->priv->drawing_area, &_tmp2_);
+ allocation = _tmp2_;
+ _tmp3_ = page_view_get_x_offset (page);
+ left_edge = _tmp3_;
+ _tmp4_ = page_view_get_x_offset (page);
+ _tmp5_ = page_view_get_width (page);
+ right_edge = _tmp4_ + _tmp5_;
+ _tmp6_ = book_view_get_x_offset (self);
+ if ((left_edge - _tmp6_) < 0) {
+ book_view_set_x_offset (self, left_edge);
+ } else {
+ gint _tmp7_;
+ _tmp7_ = book_view_get_x_offset (self);
+ if ((right_edge - _tmp7_) > allocation.width) {
+ book_view_set_x_offset (self, right_edge - allocation.width);
+ }
+ }
}
-Book *
-book_view_get_book (BookView *view)
-{
- g_return_val_if_fail (view != NULL, NULL);
+static void book_view_select_page_view (BookView* self, PageView* page) {
+ Page* p;
+ g_return_if_fail (self != NULL);
+ p = NULL;
+ if (self->priv->selected_page == page) {
+ _page_unref0 (p);
+ return;
+ }
+ book_view_set_selected_page (self, page);
+ if (self->priv->need_layout) {
+ self->priv->show_selected_page = TRUE;
+ } else {
+ book_view_show_page_view (self, page);
+ }
+ if (page != NULL) {
+ Page* _tmp0_ = NULL;
+ _tmp0_ = page_view_get_page (page);
+ _page_unref0 (p);
+ p = _tmp0_;
+ }
+ g_signal_emit_by_name (self, "page-selected", p);
+ _page_unref0 (p);
+}
+
- return view->priv->book;
+static void book_view_remove_cb (BookView* self, Book* book, Page* page) {
+ PageView* _tmp0_;
+ PageView* new_selection;
+ Page* _tmp1_ = NULL;
+ Page* _tmp2_;
+ gboolean _tmp3_;
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (book != NULL);
+ g_return_if_fail (page != NULL);
+ _tmp0_ = _page_view_ref0 (self->priv->selected_page);
+ new_selection = _tmp0_;
+ _tmp1_ = book_view_get_selected (self);
+ _tmp2_ = _tmp1_;
+ _tmp3_ = page == _tmp2_;
+ _page_unref0 (_tmp2_);
+ if (_tmp3_) {
+ PageView* _tmp4_ = NULL;
+ _tmp4_ = book_view_get_prev_page (self, self->priv->selected_page);
+ _page_view_unref0 (new_selection);
+ new_selection = _tmp4_;
+ if (new_selection == self->priv->selected_page) {
+ PageView* _tmp5_ = NULL;
+ _tmp5_ = book_view_get_next_page (self, self->priv->selected_page);
+ _page_view_unref0 (new_selection);
+ new_selection = _tmp5_;
+ }
+ _page_view_unref0 (self->priv->selected_page);
+ self->priv->selected_page = NULL;
+ }
+ g_hash_table_remove (self->priv->page_data, page);
+ book_view_select_page_view (self, new_selection);
+ self->priv->need_layout = TRUE;
+ book_view_redraw (self);
+ _page_view_unref0 (new_selection);
}
-static gboolean
-configure_cb (GtkWidget *widget, GdkEventConfigure *event, BookView *view)
-{
- view->priv->need_layout = TRUE;
- return FALSE;
+static void book_view_reorder_cb (BookView* self, Book* book) {
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (book != NULL);
+ self->priv->need_layout = TRUE;
+ book_view_redraw (self);
}
-static void
-layout_into (BookView *view, gint width, gint height, gint *book_width, gint *book_height)
-{
- gint spacing = 12;
- gint max_width = 0, max_height = 0;
- gdouble aspect, max_aspect;
- gint x_offset = 0;
- gint i, n_pages;
- gint max_dpi = 0;
+static void book_view_clear_cb (BookView* self, Book* book) {
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (book != NULL);
+ g_hash_table_remove_all (self->priv->page_data);
+ _page_view_unref0 (self->priv->selected_page);
+ self->priv->selected_page = NULL;
+ g_signal_emit_by_name (self, "page-selected", NULL);
+ self->priv->need_layout = TRUE;
+ book_view_redraw (self);
+}
- n_pages = book_get_n_pages (view->priv->book);
- /* Get maximum page resolution */
- for (i = 0; i < n_pages; i++) {
- Page *page = book_get_page (view->priv->book, i);
- if (page_get_dpi (page) > max_dpi)
- max_dpi = page_get_dpi (page);
- }
+Book* book_view_get_book (BookView* self) {
+ Book* result = NULL;
+ Book* _tmp0_;
+ g_return_val_if_fail (self != NULL, NULL);
+ _tmp0_ = _book_ref0 (self->priv->book);
+ result = _tmp0_;
+ return result;
+}
- /* Get area required to fit all pages */
- for (i = 0; i < n_pages; i++) {
- Page *page = book_get_page (view->priv->book, i);
- gint w, h;
- w = page_get_width (page);
- h = page_get_height (page);
+static gboolean book_view_configure_cb (BookView* self, GtkWidget* widget, GdkEventConfigure* event) {
+ gboolean result = FALSE;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ self->priv->need_layout = TRUE;
+ result = FALSE;
+ return result;
+}
- /* Scale to the same DPI */
- w = (double)w * max_dpi / page_get_dpi (page) + 0.5;
- h = (double)h * max_dpi / page_get_dpi (page) + 0.5;
- if (w > max_width)
- max_width = w;
- if (h > max_height)
- max_height = h;
- }
-
- aspect = (double)width / height;
- max_aspect = (double)max_width / max_height;
-
- /* Get total dimensions of all pages */
- *book_width = 0;
- *book_height = 0;
- for (i = 0; i < n_pages; i++) {
- PageView *page = get_nth_page (view, i);
- Page *p = page_view_get_page (page);
- gint h;
-
- /* NOTE: Using double to avoid overflow for large images */
- if (max_aspect > aspect) {
- /* Set width scaled on DPI and maximum width */
- gint w = (double)page_get_width (p) * max_dpi * width / (page_get_dpi (p) * max_width);
- page_view_set_width (page, w);
- }
- else {
- /* Set height scaled on DPI and maximum height */
- gint h = (double)page_get_height (p) * max_dpi * height / (page_get_dpi (p) * max_height);
- page_view_set_height (page, h);
- }
-
- h = page_view_get_height (page);
- if (h > *book_height)
- *book_height = h;
- *book_width += page_view_get_width (page);
- if (i != 0)
- *book_width += spacing;
- }
-
- for (i = 0; i < n_pages; i++) {
- PageView *page = get_nth_page (view, i);
-
- /* Layout pages left to right */
- page_view_set_x_offset (page, x_offset);
- x_offset += page_view_get_width (page) + spacing;
-
- /* Centre page vertically */
- page_view_set_y_offset (page, (height - page_view_get_height (page)) / 2);
- }
-}
-
-
-static void
-layout (BookView *view)
-{
- gint width, height, book_width, book_height;
- gboolean right_aligned = TRUE;
- GtkAllocation allocation, box_allocation;
-
- if (!view->priv->need_layout)
- return;
-
- view->priv->laying_out = TRUE;
-
- gtk_widget_get_allocation(view->priv->drawing_area, &allocation);
- gtk_widget_get_allocation(GTK_WIDGET(view), &box_allocation);
-
- /* If scroll is right aligned then keep that after layout */
- if (gtk_adjustment_get_value (view->priv->adjustment) < gtk_adjustment_get_upper (view->priv->adjustment) - gtk_adjustment_get_page_size (view->priv->adjustment))
- right_aligned = FALSE;
-
- /* Try and fit without scrollbar */
- width = allocation.width;
- height = box_allocation.height - gtk_container_get_border_width (GTK_CONTAINER (view)) * 2;
- layout_into (view, width, height, &book_width, &book_height);
-
- /* Relayout with scrollbar */
- if (book_width > allocation.width) {
- gint max_offset;
-
- /* Re-layout leaving space for scrollbar */
- height = allocation.height;
- layout_into (view, width, height, &book_width, &book_height);
-
- /* Set scrollbar limits */
- gtk_adjustment_set_lower (view->priv->adjustment, 0);
- gtk_adjustment_set_upper (view->priv->adjustment, book_width);
- gtk_adjustment_set_page_size (view->priv->adjustment, allocation.width);
-
- /* Keep right-aligned */
- max_offset = book_width - allocation.width;
- if (right_aligned || get_x_offset (view) > max_offset)
- set_x_offset(view, max_offset);
-
- gtk_widget_show (view->priv->scroll);
- } else {
- gint offset;
- gtk_widget_hide (view->priv->scroll);
- offset = (book_width - allocation.width) / 2;
- gtk_adjustment_set_lower (view->priv->adjustment, offset);
- gtk_adjustment_set_upper (view->priv->adjustment, offset);
- gtk_adjustment_set_page_size (view->priv->adjustment, 0);
- set_x_offset(view, offset);
- }
-
- if (view->priv->show_selected_page)
- show_page (view, view->priv->selected_page);
-
- view->priv->need_layout = FALSE;
- view->priv->show_selected_page = FALSE;
- view->priv->laying_out = FALSE;
-}
-
-
-static gboolean
-expose_cb (GtkWidget *widget, GdkEventExpose *event, BookView *view)
-{
- gint i, n_pages;
- cairo_t *context;
-
- n_pages = book_get_n_pages (view->priv->book);
- if (n_pages == 0)
- return FALSE;
-
- layout (view);
-
- context = gdk_cairo_create (gtk_widget_get_window(widget));
-
- /* Render each page */
- for (i = 0; i < n_pages; i++) {
- PageView *page = get_nth_page (view, i);
- gint left_edge, right_edge;
-
- left_edge = page_view_get_x_offset (page) - get_x_offset (view);
- right_edge = page_view_get_x_offset (page) + page_view_get_width (page) - get_x_offset (view);
-
- /* Page not visible, don't render */
- if (right_edge < event->area.x || left_edge > event->area.x + event->area.width)
- continue;
-
- cairo_save (context);
- cairo_translate (context, -get_x_offset (view), 0);
- page_view_render (page, context);
- cairo_restore (context);
-
- if (page_view_get_selected (page))
- gtk_paint_focus (gtk_widget_get_style (view->priv->drawing_area),
- gtk_widget_get_window (view->priv->drawing_area),
- GTK_STATE_SELECTED,
- &event->area,
- NULL,
- NULL,
- page_view_get_x_offset (page) - get_x_offset (view),
- page_view_get_y_offset (page),
- page_view_get_width (page),
- page_view_get_height (page));
- }
-
- cairo_destroy (context);
-
- return FALSE;
-}
-
-
-static PageView *
-get_page_at (BookView *view, gint x, gint y, gint *x_, gint *y_)
-{
- gint i, n_pages;
-
- n_pages = book_get_n_pages (view->priv->book);
- for (i = 0; i < n_pages; i++) {
- PageView *page;
- gint left, right, top, bottom;
-
- page = get_nth_page (view, i);
- left = page_view_get_x_offset (page);
- right = left + page_view_get_width (page);
- top = page_view_get_y_offset (page);
- bottom = top + page_view_get_height (page);
- if (x >= left && x <= right && y >= top && y <= bottom)
- {
- *x_ = x - left;
- *y_ = y - top;
- return page;
- }
- }
-
- return NULL;
-}
-
-
-static gboolean
-button_cb (GtkWidget *widget, GdkEventButton *event, BookView *view)
-{
- gint x, y;
-
- layout (view);
-
- gtk_widget_grab_focus (view->priv->drawing_area);
-
- if (event->type == GDK_BUTTON_PRESS)
- select_page (view, get_page_at (view, event->x + get_x_offset (view), event->y, &x, &y));
-
- if (!view->priv->selected_page)
- return FALSE;
+static void book_view_layout_into (BookView* self, gint width, gint height, gint* book_width, gint* book_height) {
+ gint _book_width = 0;
+ gint _book_height = 0;
+ gint max_dpi;
+ gint max_width;
+ gint max_height;
+ gdouble aspect;
+ gdouble max_aspect;
+ gint spacing;
+ gint x_offset;
+ g_return_if_fail (self != NULL);
+ max_dpi = 0;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp0_;
+ _tmp0_ = TRUE;
+ while (TRUE) {
+ guint _tmp1_;
+ Page* _tmp2_ = NULL;
+ Page* page;
+ gint _tmp3_;
+ if (!_tmp0_) {
+ i++;
+ }
+ _tmp0_ = FALSE;
+ _tmp1_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp1_)) {
+ break;
+ }
+ _tmp2_ = book_get_page (self->priv->book, i);
+ page = _tmp2_;
+ _tmp3_ = page_get_dpi (page);
+ if (_tmp3_ > max_dpi) {
+ gint _tmp4_;
+ _tmp4_ = page_get_dpi (page);
+ max_dpi = _tmp4_;
+ }
+ _page_unref0 (page);
+ }
+ }
+ }
+ max_width = 0;
+ max_height = 0;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp5_;
+ _tmp5_ = TRUE;
+ while (TRUE) {
+ guint _tmp6_;
+ Page* _tmp7_ = NULL;
+ Page* page;
+ gint _tmp8_;
+ gint w;
+ gint _tmp9_;
+ gint h;
+ gint _tmp10_;
+ gint _tmp11_;
+ if (!_tmp5_) {
+ i++;
+ }
+ _tmp5_ = FALSE;
+ _tmp6_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp6_)) {
+ break;
+ }
+ _tmp7_ = book_get_page (self->priv->book, i);
+ page = _tmp7_;
+ _tmp8_ = page_get_width (page);
+ w = _tmp8_;
+ _tmp9_ = page_get_height (page);
+ h = _tmp9_;
+ _tmp10_ = page_get_dpi (page);
+ w = (gint) (((((gdouble) w) * max_dpi) / _tmp10_) + 0.5);
+ _tmp11_ = page_get_dpi (page);
+ h = (gint) (((((gdouble) h) * max_dpi) / _tmp11_) + 0.5);
+ if (w > max_width) {
+ max_width = w;
+ }
+ if (h > max_height) {
+ max_height = h;
+ }
+ _page_unref0 (page);
+ }
+ }
+ }
+ aspect = ((gdouble) width) / height;
+ max_aspect = ((gdouble) max_width) / max_height;
+ spacing = 12;
+ _book_width = 0;
+ _book_height = 0;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp12_;
+ _tmp12_ = TRUE;
+ while (TRUE) {
+ guint _tmp13_;
+ PageView* _tmp14_ = NULL;
+ PageView* page;
+ Page* _tmp15_ = NULL;
+ Page* p;
+ gint _tmp20_;
+ gint h;
+ gint _tmp21_;
+ if (!_tmp12_) {
+ i++;
+ }
+ _tmp12_ = FALSE;
+ _tmp13_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp13_)) {
+ break;
+ }
+ _tmp14_ = book_view_get_nth_page (self, i);
+ page = _tmp14_;
+ _tmp15_ = page_view_get_page (page);
+ p = _tmp15_;
+ if (max_aspect > aspect) {
+ gint _tmp16_;
+ gint _tmp17_;
+ gint w;
+ _tmp16_ = page_get_width (p);
+ _tmp17_ = page_get_dpi (p);
+ w = (gint) (((((gdouble) _tmp16_) * max_dpi) * width) / (_tmp17_ * max_width));
+ page_view_set_width (page, w);
+ } else {
+ gint _tmp18_;
+ gint _tmp19_;
+ gint h;
+ _tmp18_ = page_get_height (p);
+ _tmp19_ = page_get_dpi (p);
+ h = (gint) (((((gdouble) _tmp18_) * max_dpi) * height) / (_tmp19_ * max_height));
+ page_view_set_height (page, h);
+ }
+ _tmp20_ = page_view_get_height (page);
+ h = _tmp20_;
+ if (h > _book_height) {
+ _book_height = h;
+ }
+ _tmp21_ = page_view_get_width (page);
+ _book_width = _book_width + _tmp21_;
+ if (i != 0) {
+ _book_width = _book_width + spacing;
+ }
+ _page_unref0 (p);
+ _page_view_unref0 (page);
+ }
+ }
+ }
+ x_offset = 0;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp22_;
+ _tmp22_ = TRUE;
+ while (TRUE) {
+ guint _tmp23_;
+ PageView* _tmp24_ = NULL;
+ PageView* page;
+ gint _tmp25_;
+ gint _tmp26_;
+ if (!_tmp22_) {
+ i++;
+ }
+ _tmp22_ = FALSE;
+ _tmp23_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp23_)) {
+ break;
+ }
+ _tmp24_ = book_view_get_nth_page (self, i);
+ page = _tmp24_;
+ page_view_set_x_offset (page, x_offset);
+ _tmp25_ = page_view_get_width (page);
+ x_offset = x_offset + (_tmp25_ + spacing);
+ _tmp26_ = page_view_get_height (page);
+ page_view_set_y_offset (page, (height - _tmp26_) / 2);
+ _page_view_unref0 (page);
+ }
+ }
+ }
+ if (book_width) {
+ *book_width = _book_width;
+ }
+ if (book_height) {
+ *book_height = _book_height;
+ }
+}
- /* Modify page */
- if (event->button == 1) {
- if (event->type == GDK_BUTTON_PRESS)
- page_view_button_press (view->priv->selected_page, x, y);
- else if (event->type == GDK_BUTTON_RELEASE)
- page_view_button_release (view->priv->selected_page, x, y);
- else if (event->type == GDK_2BUTTON_PRESS)
- g_signal_emit (view, signals[SHOW_PAGE], 0, book_view_get_selected (view));
- }
-
- /* Show pop-up menu on right click */
- if (event->button == 3)
- g_signal_emit (view, signals[SHOW_MENU], 0);
- return FALSE;
+static void book_view_layout (BookView* self) {
+ GtkAllocation allocation = {0};
+ GtkAllocation _tmp0_ = {0};
+ GtkAllocation box_allocation = {0};
+ GtkAllocation _tmp1_ = {0};
+ gboolean right_aligned;
+ gdouble _tmp2_;
+ gdouble _tmp3_;
+ gdouble _tmp4_;
+ gint width;
+ guint _tmp5_;
+ gint height;
+ gint book_width = 0;
+ gint book_height = 0;
+ gint _tmp6_;
+ gint _tmp7_;
+ g_return_if_fail (self != NULL);
+ if (!self->priv->need_layout) {
+ return;
+ }
+ self->priv->laying_out = TRUE;
+ gtk_widget_get_allocation (self->priv->drawing_area, &_tmp0_);
+ allocation = _tmp0_;
+ gtk_widget_get_allocation ((GtkWidget*) self, &_tmp1_);
+ box_allocation = _tmp1_;
+ right_aligned = TRUE;
+ _tmp2_ = gtk_adjustment_get_value (self->priv->adjustment);
+ _tmp3_ = gtk_adjustment_get_upper (self->priv->adjustment);
+ _tmp4_ = gtk_adjustment_get_page_size (self->priv->adjustment);
+ if (_tmp2_ < (_tmp3_ - _tmp4_)) {
+ right_aligned = FALSE;
+ }
+ width = (gint) allocation.width;
+ _tmp5_ = gtk_container_get_border_width ((GtkContainer*) self);
+ height = (gint) (box_allocation.height - (_tmp5_ * 2));
+ book_view_layout_into (self, width, height, &_tmp6_, &_tmp7_);
+ book_width = _tmp6_;
+ book_height = _tmp7_;
+ if (book_width > allocation.width) {
+ gint _tmp8_;
+ gint _tmp9_;
+ gint max_offset;
+ gboolean _tmp10_ = FALSE;
+ height = allocation.height;
+ book_view_layout_into (self, width, height, &_tmp8_, &_tmp9_);
+ book_width = _tmp8_;
+ book_height = _tmp9_;
+ gtk_adjustment_set_lower (self->priv->adjustment, (gdouble) 0);
+ gtk_adjustment_set_upper (self->priv->adjustment, (gdouble) book_width);
+ gtk_adjustment_set_page_size (self->priv->adjustment, (gdouble) allocation.width);
+ max_offset = book_width - allocation.width;
+ if (right_aligned) {
+ _tmp10_ = TRUE;
+ } else {
+ gint _tmp11_;
+ _tmp11_ = book_view_get_x_offset (self);
+ _tmp10_ = _tmp11_ > max_offset;
+ }
+ if (_tmp10_) {
+ book_view_set_x_offset (self, max_offset);
+ }
+ gtk_widget_show ((GtkWidget*) self->priv->scroll);
+ } else {
+ gint offset;
+ gtk_widget_hide ((GtkWidget*) self->priv->scroll);
+ offset = (book_width - allocation.width) / 2;
+ gtk_adjustment_set_lower (self->priv->adjustment, (gdouble) offset);
+ gtk_adjustment_set_upper (self->priv->adjustment, (gdouble) offset);
+ gtk_adjustment_set_page_size (self->priv->adjustment, (gdouble) 0);
+ book_view_set_x_offset (self, offset);
+ }
+ if (self->priv->show_selected_page) {
+ book_view_show_page_view (self, self->priv->selected_page);
+ }
+ self->priv->need_layout = FALSE;
+ self->priv->show_selected_page = FALSE;
+ self->priv->laying_out = FALSE;
}
-static void
-set_cursor (BookView *view, gint cursor)
-{
- GdkCursor *c;
-
- if (view->priv->cursor == cursor)
- return;
- view->priv->cursor = cursor;
+static gboolean book_view_draw_cb (BookView* self, GtkWidget* widget, cairo_t* context) {
+ gboolean result = FALSE;
+ guint _tmp0_;
+ gdouble left = 0.0;
+ gdouble top = 0.0;
+ gdouble right = 0.0;
+ gdouble bottom = 0.0;
+ gdouble _tmp1_;
+ gdouble _tmp2_;
+ gdouble _tmp3_;
+ gdouble _tmp4_;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (context != NULL, FALSE);
+ _tmp0_ = book_get_n_pages (self->priv->book);
+ if (_tmp0_ == ((guint) 0)) {
+ result = FALSE;
+ return result;
+ }
+ book_view_layout (self);
+ cairo_clip_extents (context, &_tmp1_, &_tmp2_, &_tmp3_, &_tmp4_);
+ left = _tmp1_;
+ top = _tmp2_;
+ right = _tmp3_;
+ bottom = _tmp4_;
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp5_;
+ _tmp5_ = TRUE;
+ while (TRUE) {
+ guint _tmp6_;
+ PageView* _tmp7_ = NULL;
+ PageView* page;
+ gint _tmp8_;
+ gint _tmp9_;
+ gint left_edge;
+ gint _tmp10_;
+ gint _tmp11_;
+ gint _tmp12_;
+ gint right_edge;
+ gboolean _tmp13_ = FALSE;
+ gint _tmp14_;
+ gboolean _tmp15_;
+ if (!_tmp5_) {
+ i++;
+ }
+ _tmp5_ = FALSE;
+ _tmp6_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp6_)) {
+ break;
+ }
+ _tmp7_ = book_view_get_nth_page (self, i);
+ page = _tmp7_;
+ _tmp8_ = page_view_get_x_offset (page);
+ _tmp9_ = book_view_get_x_offset (self);
+ left_edge = _tmp8_ - _tmp9_;
+ _tmp10_ = page_view_get_x_offset (page);
+ _tmp11_ = page_view_get_width (page);
+ _tmp12_ = book_view_get_x_offset (self);
+ right_edge = (_tmp10_ + _tmp11_) - _tmp12_;
+ if (((gdouble) right_edge) < left) {
+ _tmp13_ = TRUE;
+ } else {
+ _tmp13_ = ((gdouble) left_edge) > right;
+ }
+ if (_tmp13_) {
+ _page_view_unref0 (page);
+ continue;
+ }
+ cairo_save (context);
+ _tmp14_ = book_view_get_x_offset (self);
+ cairo_translate (context, (gdouble) (-_tmp14_), (gdouble) 0);
+ page_view_render (page, context);
+ cairo_restore (context);
+ _tmp15_ = page_view_get_selected (page);
+ if (_tmp15_) {
+ GtkStyle* _tmp16_ = NULL;
+ gint _tmp17_;
+ gint _tmp18_;
+ gint _tmp19_;
+ gint _tmp20_;
+ gint _tmp21_;
+ _tmp16_ = gtk_widget_get_style (self->priv->drawing_area);
+ _tmp17_ = page_view_get_x_offset (page);
+ _tmp18_ = book_view_get_x_offset (self);
+ _tmp19_ = page_view_get_y_offset (page);
+ _tmp20_ = page_view_get_width (page);
+ _tmp21_ = page_view_get_height (page);
+ gtk_paint_focus (_tmp16_, context, GTK_STATE_SELECTED, NULL, NULL, _tmp17_ - _tmp18_, _tmp19_, _tmp20_, _tmp21_);
+ }
+ _page_view_unref0 (page);
+ }
+ }
+ }
+ result = FALSE;
+ return result;
+}
+
- c = gdk_cursor_new (cursor);
- gdk_window_set_cursor (gtk_widget_get_window (view->priv->drawing_area), c);
- gdk_cursor_destroy (c);
+static PageView* book_view_get_page_at (BookView* self, gint x, gint y, gint* x_, gint* y_) {
+ gint _x_ = 0;
+ gint _y_ = 0;
+ PageView* result = NULL;
+ g_return_val_if_fail (self != NULL, NULL);
+ {
+ gint i;
+ i = 0;
+ {
+ gboolean _tmp0_;
+ _tmp0_ = TRUE;
+ while (TRUE) {
+ guint _tmp1_;
+ PageView* _tmp2_ = NULL;
+ PageView* page;
+ gint _tmp3_;
+ gint left;
+ gint _tmp4_;
+ gint right;
+ gint _tmp5_;
+ gint top;
+ gint _tmp6_;
+ gint bottom;
+ gboolean _tmp7_ = FALSE;
+ gboolean _tmp8_ = FALSE;
+ gboolean _tmp9_ = FALSE;
+ if (!_tmp0_) {
+ i++;
+ }
+ _tmp0_ = FALSE;
+ _tmp1_ = book_get_n_pages (self->priv->book);
+ if (!(((guint) i) < _tmp1_)) {
+ break;
+ }
+ _tmp2_ = book_view_get_nth_page (self, i);
+ page = _tmp2_;
+ _tmp3_ = page_view_get_x_offset (page);
+ left = _tmp3_;
+ _tmp4_ = page_view_get_width (page);
+ right = left + _tmp4_;
+ _tmp5_ = page_view_get_y_offset (page);
+ top = _tmp5_;
+ _tmp6_ = page_view_get_height (page);
+ bottom = top + _tmp6_;
+ if (x >= left) {
+ _tmp9_ = x <= right;
+ } else {
+ _tmp9_ = FALSE;
+ }
+ if (_tmp9_) {
+ _tmp8_ = y >= top;
+ } else {
+ _tmp8_ = FALSE;
+ }
+ if (_tmp8_) {
+ _tmp7_ = y <= bottom;
+ } else {
+ _tmp7_ = FALSE;
+ }
+ if (_tmp7_) {
+ _x_ = x - left;
+ _y_ = y - top;
+ result = page;
+ if (x_) {
+ *x_ = _x_;
+ }
+ if (y_) {
+ *y_ = _y_;
+ }
+ return result;
+ }
+ _page_view_unref0 (page);
+ }
+ }
+ }
+ result = NULL;
+ if (x_) {
+ *x_ = _x_;
+ }
+ if (y_) {
+ *y_ = _y_;
+ }
+ return result;
}
-static gboolean
-motion_cb (GtkWidget *widget, GdkEventMotion *event, BookView *view)
-{
- gint x, y;
- gint cursor = GDK_ARROW;
-
- /* Dragging */
- if (view->priv->selected_page && (event->state & GDK_BUTTON1_MASK) != 0) {
- x = event->x + get_x_offset (view) - page_view_get_x_offset (view->priv->selected_page);
- y = event->y - page_view_get_y_offset (view->priv->selected_page);
- page_view_motion (view->priv->selected_page, x, y);
- cursor = page_view_get_cursor (view->priv->selected_page);
- }
- else {
- PageView *over_page;
- over_page = get_page_at (view, event->x + get_x_offset (view), event->y, &x, &y);
- if (over_page) {
- page_view_motion (over_page, x, y);
- cursor = page_view_get_cursor (over_page);
- }
- }
+static gboolean book_view_button_cb (BookView* self, GtkWidget* widget, GdkEventButton* event) {
+ gboolean result = FALSE;
+ gint x;
+ gint y;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ book_view_layout (self);
+ gtk_widget_grab_focus (self->priv->drawing_area);
+ x = 0;
+ y = 0;
+ if ((*event).type == GDK_BUTTON_PRESS) {
+ gint _tmp0_;
+ gint _tmp1_;
+ gint _tmp2_;
+ PageView* _tmp3_ = NULL;
+ PageView* _tmp4_;
+ _tmp0_ = book_view_get_x_offset (self);
+ _tmp3_ = book_view_get_page_at (self, (gint) ((*event).x + _tmp0_), (gint) (*event).y, &_tmp1_, &_tmp2_);
+ x = _tmp1_;
+ y = _tmp2_;
+ _tmp4_ = _tmp3_;
+ book_view_select_page_view (self, _tmp4_);
+ _page_view_unref0 (_tmp4_);
+ }
+ if (self->priv->selected_page == NULL) {
+ result = FALSE;
+ return result;
+ }
+ if ((*event).button == ((guint) 1)) {
+ if ((*event).type == GDK_BUTTON_PRESS) {
+ page_view_button_press (self->priv->selected_page, x, y);
+ } else {
+ if ((*event).type == GDK_BUTTON_RELEASE) {
+ page_view_button_release (self->priv->selected_page, x, y);
+ } else {
+ if ((*event).type == GDK_2BUTTON_PRESS) {
+ Page* _tmp5_ = NULL;
+ Page* _tmp6_;
+ _tmp5_ = book_view_get_selected (self);
+ _tmp6_ = _tmp5_;
+ g_signal_emit_by_name (self, "show-page", _tmp6_);
+ _page_unref0 (_tmp6_);
+ }
+ }
+ }
+ }
+ if ((*event).button == ((guint) 3)) {
+ g_signal_emit_by_name (self, "show-menu");
+ }
+ result = FALSE;
+ return result;
+}
- set_cursor (view, cursor);
- return FALSE;
+static void book_view_set_cursor (BookView* self, GdkCursorType cursor) {
+ GdkCursor* c = NULL;
+ GdkCursor* _tmp0_ = NULL;
+ GdkWindow* _tmp1_ = NULL;
+ g_return_if_fail (self != NULL);
+ if (self->priv->cursor == cursor) {
+ _g_object_unref0 (c);
+ return;
+ }
+ self->priv->cursor = cursor;
+ _tmp0_ = gdk_cursor_new (cursor);
+ _g_object_unref0 (c);
+ c = _tmp0_;
+ _tmp1_ = gtk_widget_get_window (self->priv->drawing_area);
+ gdk_window_set_cursor (_tmp1_, c);
+ _g_object_unref0 (c);
}
-static gboolean
-key_cb (GtkWidget *widget, GdkEventKey *event, BookView *view)
-{
- switch (event->keyval) {
- case GDK_Home:
- book_view_select_page (view, book_get_page (view->priv->book, 0));
- return TRUE;
- case GDK_Left:
- select_page (view, get_prev_page (view, view->priv->selected_page));
- return TRUE;
- case GDK_Right:
- select_page (view, get_next_page (view, view->priv->selected_page));
- return TRUE;
- case GDK_End:
- book_view_select_page (view, book_get_page (view->priv->book, book_get_n_pages (view->priv->book) - 1));
- return TRUE;
+static gboolean book_view_motion_cb (BookView* self, GtkWidget* widget, GdkEventMotion* event) {
+ gboolean result = FALSE;
+ GdkCursorType cursor;
+ gboolean _tmp0_ = FALSE;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ cursor = GDK_ARROW;
+ if (self->priv->selected_page != NULL) {
+ _tmp0_ = ((*event).state & GDK_BUTTON1_MASK) != 0;
+ } else {
+ _tmp0_ = FALSE;
+ }
+ if (_tmp0_) {
+ gint _tmp1_;
+ gint _tmp2_;
+ gint x;
+ gint _tmp3_;
+ gint y;
+ GdkCursorType _tmp4_;
+ _tmp1_ = book_view_get_x_offset (self);
+ _tmp2_ = page_view_get_x_offset (self->priv->selected_page);
+ x = (gint) (((*event).x + _tmp1_) - _tmp2_);
+ _tmp3_ = page_view_get_y_offset (self->priv->selected_page);
+ y = (gint) ((*event).y - _tmp3_);
+ page_view_motion (self->priv->selected_page, x, y);
+ _tmp4_ = page_view_get_cursor (self->priv->selected_page);
+ cursor = _tmp4_;
+ } else {
+ gint x = 0;
+ gint y = 0;
+ gint _tmp5_;
+ gint _tmp6_;
+ gint _tmp7_;
+ PageView* _tmp8_ = NULL;
+ PageView* over_page;
+ _tmp5_ = book_view_get_x_offset (self);
+ _tmp8_ = book_view_get_page_at (self, (gint) ((*event).x + _tmp5_), (gint) (*event).y, &_tmp6_, &_tmp7_);
+ x = _tmp6_;
+ y = _tmp7_;
+ over_page = _tmp8_;
+ if (over_page != NULL) {
+ GdkCursorType _tmp9_;
+ page_view_motion (over_page, x, y);
+ _tmp9_ = page_view_get_cursor (over_page);
+ cursor = _tmp9_;
+ }
+ _page_view_unref0 (over_page);
+ }
+ book_view_set_cursor (self, cursor);
+ result = FALSE;
+ return result;
+}
+
- default:
- return FALSE;
- }
+static gboolean book_view_key_cb (BookView* self, GtkWidget* widget, GdkEventKey* event) {
+ gboolean result = FALSE;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ switch ((*event).keyval) {
+ case 0xff50:
+ {
+ Page* _tmp0_ = NULL;
+ Page* _tmp1_;
+ _tmp0_ = book_get_page (self->priv->book, 0);
+ _tmp1_ = _tmp0_;
+ book_view_select_page (self, _tmp1_);
+ _page_unref0 (_tmp1_);
+ result = TRUE;
+ return result;
+ }
+ case 0xff51:
+ {
+ PageView* _tmp2_ = NULL;
+ PageView* _tmp3_;
+ _tmp2_ = book_view_get_prev_page (self, self->priv->selected_page);
+ _tmp3_ = _tmp2_;
+ book_view_select_page_view (self, _tmp3_);
+ _page_view_unref0 (_tmp3_);
+ result = TRUE;
+ return result;
+ }
+ case 0xff53:
+ {
+ PageView* _tmp4_ = NULL;
+ PageView* _tmp5_;
+ _tmp4_ = book_view_get_next_page (self, self->priv->selected_page);
+ _tmp5_ = _tmp4_;
+ book_view_select_page_view (self, _tmp5_);
+ _page_view_unref0 (_tmp5_);
+ result = TRUE;
+ return result;
+ }
+ case 0xFF57:
+ {
+ guint _tmp6_;
+ Page* _tmp7_ = NULL;
+ Page* _tmp8_;
+ _tmp6_ = book_get_n_pages (self->priv->book);
+ _tmp7_ = book_get_page (self->priv->book, ((gint) _tmp6_) - 1);
+ _tmp8_ = _tmp7_;
+ book_view_select_page (self, _tmp8_);
+ _page_unref0 (_tmp8_);
+ result = TRUE;
+ return result;
+ }
+ default:
+ {
+ result = FALSE;
+ return result;
+ }
+ }
}
-static gboolean
-focus_cb (GtkWidget *widget, GdkEventFocus *event, BookView *view)
-{
- set_selected_page (view, view->priv->selected_page);
- return FALSE;
+static gboolean book_view_focus_cb (BookView* self, GtkWidget* widget, GdkEventFocus* event) {
+ gboolean result = FALSE;
+ g_return_val_if_fail (self != NULL, FALSE);
+ g_return_val_if_fail (widget != NULL, FALSE);
+ book_view_set_selected_page (self, self->priv->selected_page);
+ result = FALSE;
+ return result;
}
-static void
-scroll_cb (GtkAdjustment *adjustment, BookView *view)
-{
- if (!view->priv->laying_out)
- book_view_redraw (view);
+static void book_view_scroll_cb (BookView* self, GtkAdjustment* adjustment) {
+ g_return_if_fail (self != NULL);
+ g_return_if_fail (adjustment != NULL);
+ if (!self->priv->laying_out) {
+ book_view_redraw (self);
+ }
}
-void
-book_view_redraw (BookView *view)
-{
- g_return_if_fail (view != NULL);
- gtk_widget_queue_draw (view->priv->drawing_area);
+void book_view_redraw (BookView* self) {
+ g_return_if_fail (self != NULL);
+ gtk_widget_queue_draw (self->priv->drawing_area);
}
-void
-book_view_select_page (BookView *view, Page *page)
-{
- g_return_if_fail (view != NULL);
+void book_view_select_page (BookView* self, Page* page) {
+ Page* _tmp0_ = NULL;
+ Page* _tmp1_;
+ gboolean _tmp2_;
+ g_return_if_fail (self != NULL);
+ _tmp0_ = book_view_get_selected (self);
+ _tmp1_ = _tmp0_;
+ _tmp2_ = _tmp1_ == page;
+ _page_unref0 (_tmp1_);
+ if (_tmp2_) {
+ return;
+ }
+ if (page != NULL) {
+ gconstpointer _tmp3_ = NULL;
+ _tmp3_ = g_hash_table_lookup (self->priv->page_data, page);
+ book_view_select_page_view (self, (PageView*) _tmp3_);
+ } else {
+ book_view_select_page_view (self, NULL);
+ }
+}
- if (book_view_get_selected (view) == page)
- return;
- if (page)
- select_page (view, g_hash_table_lookup (view->priv->page_data, page));
- else
- select_page (view, NULL);
+void book_view_select_next_page (BookView* self) {
+ PageView* _tmp0_ = NULL;
+ PageView* _tmp1_;
+ g_return_if_fail (self != NULL);
+ _tmp0_ = book_view_get_next_page (self, self->priv->selected_page);
+ _tmp1_ = _tmp0_;
+ book_view_select_page_view (self, _tmp1_);
+ _page_view_unref0 (_tmp1_);
}
-void
-book_view_select_next_page (BookView *view)
-{
- g_return_if_fail (view != NULL);
- select_page (view, get_next_page (view, view->priv->selected_page));
+void book_view_select_prev_page (BookView* self) {
+ PageView* _tmp0_ = NULL;
+ PageView* _tmp1_;
+ g_return_if_fail (self != NULL);
+ _tmp0_ = book_view_get_prev_page (self, self->priv->selected_page);
+ _tmp1_ = _tmp0_;
+ book_view_select_page_view (self, _tmp1_);
+ _page_view_unref0 (_tmp1_);
}
-void
-book_view_select_prev_page (BookView *view)
-{
- g_return_if_fail (view != NULL);
- select_page (view, get_prev_page (view, view->priv->selected_page));
+Page* book_view_get_selected (BookView* self) {
+ Page* result = NULL;
+ g_return_val_if_fail (self != NULL, NULL);
+ if (self->priv->selected_page != NULL) {
+ Page* _tmp0_ = NULL;
+ _tmp0_ = page_view_get_page (self->priv->selected_page);
+ result = _tmp0_;
+ return result;
+ } else {
+ result = NULL;
+ return result;
+ }
}
-Page *
-book_view_get_selected (BookView *view)
-{
- g_return_val_if_fail (view != NULL, NULL);
+static void g_cclosure_user_marshal_VOID__PAGE (GClosure * closure, GValue * return_value, guint n_param_values, const GValue * param_values, gpointer invocation_hint, gpointer marshal_data) {
+ typedef void (*GMarshalFunc_VOID__PAGE) (gpointer data1, gpointer arg_1, gpointer data2);
+ register GMarshalFunc_VOID__PAGE callback;
+ register GCClosure * cc;
+ register gpointer data1;
+ register gpointer data2;
+ cc = (GCClosure *) closure;
+ g_return_if_fail (n_param_values == 2);
+ if (G_CCLOSURE_SWAP_DATA (closure)) {
+ data1 = closure->data;
+ data2 = param_values->data[0].v_pointer;
+ } else {
+ data1 = param_values->data[0].v_pointer;
+ data2 = closure->data;
+ }
+ callback = (GMarshalFunc_VOID__PAGE) (marshal_data ? marshal_data : cc->callback);
+ callback (data1, value_get_page (param_values + 1), data2);
+}
- if (view->priv->selected_page)
- return page_view_get_page (view->priv->selected_page);
- else
- return NULL;
+
+static void book_view_class_init (BookViewClass * klass) {
+ book_view_parent_class = g_type_class_peek_parent (klass);
+ g_type_class_add_private (klass, sizeof (BookViewPrivate));
+ G_OBJECT_CLASS (klass)->finalize = book_view_finalize;
+ g_signal_new ("page_selected", TYPE_BOOK_VIEW, G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_user_marshal_VOID__PAGE, G_TYPE_NONE, 1, TYPE_PAGE);
+ g_signal_new ("show_page", TYPE_BOOK_VIEW, G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_user_marshal_VOID__PAGE, G_TYPE_NONE, 1, TYPE_PAGE);
+ g_signal_new ("show_menu", TYPE_BOOK_VIEW, G_SIGNAL_RUN_LAST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);
}
-static void
-book_view_set_property(GObject *object,
- guint prop_id,
- const GValue *value,
- GParamSpec *pspec)
-{
- BookView *self;
- gint i, n_pages;
-
- self = BOOK_VIEW (object);
-
- switch (prop_id) {
- case PROP_BOOK:
- self->priv->book = g_object_ref (g_value_get_object (value));
+static void book_view_instance_init (BookView * self) {
+ self->priv = BOOK_VIEW_GET_PRIVATE (self);
+ self->priv->selected_page = NULL;
+}
+
- /* Load existing pages */
- n_pages = book_get_n_pages (self->priv->book);
- for (i = 0; i < n_pages; i++) {
- Page *page = book_get_page (self->priv->book, i);
- add_cb (self->priv->book, page, self);
- }
+static void book_view_finalize (GObject* obj) {
+ BookView * self;
+ self = BOOK_VIEW (obj);
+ _book_unref0 (self->priv->book);
+ _g_hash_table_unref0 (self->priv->page_data);
+ _page_view_unref0 (self->priv->selected_page);
+ _g_object_unref0 (self->priv->drawing_area);
+ _g_object_unref0 (self->priv->scroll);
+ _g_object_unref0 (self->priv->adjustment);
+ G_OBJECT_CLASS (book_view_parent_class)->finalize (obj);
+}
- book_view_select_page (self, book_get_page (self->priv->book, 0));
- /* Watch for new pages */
- g_signal_connect (self->priv->book, "page-added", G_CALLBACK (add_cb), self);
- g_signal_connect (self->priv->book, "page-removed", G_CALLBACK (remove_cb), self);
- g_signal_connect (self->priv->book, "reordered", G_CALLBACK (reorder_cb), self);
- g_signal_connect (self->priv->book, "cleared", G_CALLBACK (clear_cb), self);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-
-static void
-book_view_get_property(GObject *object,
- guint prop_id,
- GValue *value,
- GParamSpec *pspec)
-{
- BookView *self;
-
- self = BOOK_VIEW (object);
-
- switch (prop_id) {
- case PROP_BOOK:
- g_value_set_object (value, self->priv->book);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
- break;
- }
-}
-
-
-static void
-book_view_finalize (GObject *object)
-{
- BookView *view = BOOK_VIEW (object);
- g_object_unref (view->priv->book);
- view->priv->book = NULL;
- g_hash_table_unref (view->priv->page_data);
- view->priv->page_data = NULL;
- G_OBJECT_CLASS (book_view_parent_class)->finalize (object);
-}
-
-
-static void
-book_view_class_init (BookViewClass *klass)
-{
- GObjectClass *object_class = G_OBJECT_CLASS (klass);
-
- object_class->finalize = book_view_finalize;
- object_class->set_property = book_view_set_property;
- object_class->get_property = book_view_get_property;
-
- signals[PAGE_SELECTED] =
- g_signal_new ("page-selected",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (BookViewClass, page_selected),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, page_get_type ());
- signals[SHOW_PAGE] =
- g_signal_new ("show-page",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (BookViewClass, show_page),
- NULL, NULL,
- g_cclosure_marshal_VOID__OBJECT,
- G_TYPE_NONE, 1, page_get_type ());
- signals[SHOW_MENU] =
- g_signal_new ("show-menu",
- G_TYPE_FROM_CLASS (klass),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (BookViewClass, show_page),
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
-
- g_object_class_install_property(object_class,
- PROP_BOOK,
- g_param_spec_object("book",
- "book",
- "Book being shown",
- book_get_type(),
- G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
-
- g_type_class_add_private (klass, sizeof (BookViewPrivate));
-}
-
-
-static void
-book_view_init (BookView *view)
-{
- view->priv = G_TYPE_INSTANCE_GET_PRIVATE (view, BOOK_VIEW_TYPE, BookViewPrivate);
- view->priv->need_layout = TRUE;
- view->priv->page_data = g_hash_table_new_full (g_direct_hash, g_direct_equal,
- NULL, (GDestroyNotify) g_object_unref);
- view->priv->cursor = GDK_ARROW;
-
- view->priv->drawing_area = gtk_drawing_area_new ();
- gtk_widget_set_size_request (view->priv->drawing_area, 200, 100);
- gtk_widget_set_can_focus (view->priv->drawing_area, TRUE);
- gtk_widget_set_events (view->priv->drawing_area, GDK_POINTER_MOTION_MASK | GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | GDK_FOCUS_CHANGE_MASK | GDK_STRUCTURE_MASK | GDK_SCROLL_MASK);
- gtk_box_pack_start (GTK_BOX (view), view->priv->drawing_area, TRUE, TRUE, 0);
-
- view->priv->scroll = gtk_hscrollbar_new (NULL);
- view->priv->adjustment = gtk_range_get_adjustment (GTK_RANGE (view->priv->scroll));
- gtk_box_pack_start (GTK_BOX (view), view->priv->scroll, FALSE, TRUE, 0);
-
- g_signal_connect (view->priv->drawing_area, "configure-event", G_CALLBACK (configure_cb), view);
- g_signal_connect (view->priv->drawing_area, "expose-event", G_CALLBACK (expose_cb), view);
- g_signal_connect (view->priv->drawing_area, "motion-notify-event", G_CALLBACK (motion_cb), view);
- g_signal_connect (view->priv->drawing_area, "key-press-event", G_CALLBACK (key_cb), view);
- g_signal_connect (view->priv->drawing_area, "button-press-event", G_CALLBACK (button_cb), view);
- g_signal_connect (view->priv->drawing_area, "button-release-event", G_CALLBACK (button_cb), view);
- g_signal_connect_after (view->priv->drawing_area, "focus-in-event", G_CALLBACK (focus_cb), view);
- g_signal_connect_after (view->priv->drawing_area, "focus-out-event", G_CALLBACK (focus_cb), view);
- g_signal_connect (view->priv->adjustment, "value-changed", G_CALLBACK (scroll_cb), view);
-
- gtk_widget_show (view->priv->drawing_area);
+GType book_view_get_type (void) {
+ static volatile gsize book_view_type_id__volatile = 0;
+ if (g_once_init_enter (&book_view_type_id__volatile)) {
+ static const GTypeInfo g_define_type_info = { sizeof (BookViewClass), (GBaseInitFunc) NULL, (GBaseFinalizeFunc) NULL, (GClassInitFunc) book_view_class_init, (GClassFinalizeFunc) NULL, NULL, sizeof (BookView), 0, (GInstanceInitFunc) book_view_instance_init, NULL };
+ GType book_view_type_id;
+ book_view_type_id = g_type_register_static (GTK_TYPE_VBOX, "BookView", &g_define_type_info, 0);
+ g_once_init_leave (&book_view_type_id__volatile, book_view_type_id);
+ }
+ return book_view_type_id__volatile;
}
+
+
+