]> www.fi.muni.cz Git - evince.git/blobdiff - libview/ev-view-presentation.c
Updated Indonesian translation
[evince.git] / libview / ev-view-presentation.c
index 05f879923748b74165505647a21f2ec0f747f304..0a11ce1cb5f6a95495e851d74fdef4e338d4a009 100644 (file)
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #include "config.h"
 #include "ev-transition-animation.h"
 #include "ev-view-cursor.h"
 #include "ev-page-cache.h"
-#include "ev-mapping.h"
 
 enum {
        PROP_0,
        PROP_DOCUMENT,
        PROP_CURRENT_PAGE,
-       PROP_ROTATION
+       PROP_ROTATION,
+       PROP_INVERTED_COLORS
 };
 
 enum {
@@ -60,8 +60,11 @@ struct _EvViewPresentation
        cairo_surface_t       *current_surface;
        EvDocument            *document;
        guint                  rotation;
+       gboolean               inverted_colors;
        EvPresentationState    state;
        gdouble                scale;
+       gint                   monitor_width;
+       gint                   monitor_height;
 
        /* Cursors */
        EvViewCursor           cursor;
@@ -112,12 +115,14 @@ static void
 ev_view_presentation_set_normal (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
+       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_NORMAL)
                return;
 
        pview->state = EV_PRESENTATION_NORMAL;
-       gdk_window_set_background (widget->window, &widget->style->black);
+       style = gtk_widget_get_style (widget);
+       gdk_window_set_background (gtk_widget_get_window (widget), &style->black);
        gtk_widget_queue_draw (widget);
 }
 
@@ -125,12 +130,14 @@ static void
 ev_view_presentation_set_black (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
+       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_BLACK)
                return;
 
        pview->state = EV_PRESENTATION_BLACK;
-       gdk_window_set_background (widget->window, &widget->style->black);
+       style = gtk_widget_get_style (widget);
+       gdk_window_set_background (gtk_widget_get_window (widget), &style->black);
        gtk_widget_queue_draw (widget);
 }
 
@@ -138,12 +145,14 @@ static void
 ev_view_presentation_set_white (EvViewPresentation *pview)
 {
        GtkWidget *widget = GTK_WIDGET (pview);
+       GtkStyle  *style;
 
        if (pview->state == EV_PRESENTATION_WHITE)
                return;
 
        pview->state = EV_PRESENTATION_WHITE;
-       gdk_window_set_background (widget->window, &widget->style->white);
+       style = gtk_widget_get_style (widget);
+       gdk_window_set_background (gtk_widget_get_window (widget), &style->white);
        gtk_widget_queue_draw (widget);
 }
 
@@ -163,47 +172,50 @@ static gdouble
 ev_view_presentation_get_scale_for_page (EvViewPresentation *pview,
                                         guint               page)
 {
-       gdouble width, height;
+       if (!ev_document_is_page_size_uniform (pview->document) || pview->scale == 0) {
+               gdouble width, height;
 
-       ev_document_get_page_size (pview->document, page, &width, &height);
+               ev_document_get_page_size (pview->document, page, &width, &height);
+               if (pview->rotation == 90 || pview->rotation == 270) {
+                       gdouble tmp;
 
-       if (pview->rotation == 90 || pview->rotation == 270)
-               return GTK_WIDGET (pview)->allocation.height / width;
-       else
-               return GTK_WIDGET (pview)->allocation.height / height;
-}
-
-static void
-ev_view_presentation_update_scale (EvViewPresentation *pview)
-{
-       if (ev_document_is_page_size_uniform (pview->document) && pview->scale != 0)
-               return;
+                       tmp = width;
+                       width = height;
+                       height = tmp;
+               }
+               pview->scale = MIN (pview->monitor_width / width, pview->monitor_height / height);
+       }
 
-       pview->scale = ev_view_presentation_get_scale_for_page (pview, pview->current_page);
+       return pview->scale;
 }
 
 static void
 ev_view_presentation_get_page_area (EvViewPresentation *pview,
                                    GdkRectangle       *area)
 {
-       GtkWidget *widget = GTK_WIDGET (pview);
-       gdouble    doc_width, doc_height;
-       gint       view_width, view_height;
+       GtkWidget    *widget = GTK_WIDGET (pview);
+       GtkAllocation allocation;
+       gdouble       doc_width, doc_height;
+       gint          view_width, view_height;
+       gdouble       scale;
 
        ev_document_get_page_size (pview->document,
                                   pview->current_page,
                                   &doc_width, &doc_height);
+       scale = ev_view_presentation_get_scale_for_page (pview, pview->current_page);
 
        if (pview->rotation == 90 || pview->rotation == 270) {
-               view_width = (gint)((doc_height * pview->scale) + 0.5);
-               view_height = (gint)((doc_width * pview->scale) + 0.5);
+               view_width = (gint)((doc_height * scale) + 0.5);
+               view_height = (gint)((doc_width * scale) + 0.5);
        } else {
-               view_width = (gint)((doc_width * pview->scale) + 0.5);
-               view_height = (gint)((doc_height * pview->scale) + 0.5);
+               view_width = (gint)((doc_width * scale) + 0.5);
+               view_height = (gint)((doc_height * scale) + 0.5);
        }
 
-       area->x = (MAX (0, widget->allocation.width - view_width)) / 2;
-       area->y = (MAX (0, widget->allocation.height - view_height)) / 2;
+       gtk_widget_get_allocation (widget, &allocation);
+
+       area->x = (MAX (0, allocation.width - view_width)) / 2;
+       area->y = (MAX (0, allocation.height - view_height)) / 2;
        area->width = view_width;
        area->height = view_height;
 }
@@ -291,16 +303,16 @@ ev_view_presentation_animation_start (EvViewPresentation *pview,
 
        pview->animation = ev_transition_animation_new (effect);
 
-       surface = EV_JOB_RENDER (pview->curr_job)->surface;
+       surface = pview->curr_job ? EV_JOB_RENDER (pview->curr_job)->surface : NULL;
        ev_transition_animation_set_origin_surface (pview->animation,
                                                    surface != NULL ?
                                                    surface : pview->current_surface);
 
        jump = new_page - pview->current_page;
        if (jump == -1)
-               surface = EV_JOB_RENDER (pview->prev_job)->surface;
+               surface = pview->prev_job ? EV_JOB_RENDER (pview->prev_job)->surface : NULL;
        else if (jump == 1)
-               surface = EV_JOB_RENDER (pview->next_job)->surface;
+               surface = pview->next_job ? EV_JOB_RENDER (pview->next_job)->surface : NULL;
        else
                surface = NULL;
        if (surface)
@@ -321,6 +333,9 @@ job_finished_cb (EvJob              *job,
 {
        EvJobRender *job_render = EV_JOB_RENDER (job);
 
+       if (pview->inverted_colors)
+               ev_document_misc_invert_surface (job_render->surface);
+
        if (job != pview->curr_job)
                return;
 
@@ -344,11 +359,8 @@ ev_view_presentation_schedule_new_job (EvViewPresentation *pview,
        if (page < 0 || page >= ev_document_get_n_pages (pview->document))
                return NULL;
 
-       if (ev_document_is_page_size_uniform (pview->document))
-               scale = pview->scale;
-       else
-               scale = ev_view_presentation_get_scale_for_page (pview, page);
-       job = ev_job_render_new (pview->document, page, pview->rotation, pview->scale, 0, 0);
+       scale = ev_view_presentation_get_scale_for_page (pview, page);
+       job = ev_job_render_new (pview->document, page, pview->rotation, scale, 0, 0);
        g_signal_connect (job, "finished",
                          G_CALLBACK (job_finished_cb),
                          pview);
@@ -458,7 +470,7 @@ ev_view_presentation_update_current_page (EvViewPresentation *pview,
        }
 
        pview->current_page = page;
-       ev_view_presentation_update_scale (pview);
+
        if (pview->page_cache)
                ev_page_cache_set_page_range (pview->page_cache, page, page);
 
@@ -531,22 +543,14 @@ send_focus_change (GtkWidget *widget,
 {
        GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
 
-       g_object_ref (widget);
-
-       if (in)
-               GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
-       else
-               GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
-
        fevent->focus_change.type = GDK_FOCUS_CHANGE;
-       fevent->focus_change.window = g_object_ref (widget->window);
+       fevent->focus_change.window = gtk_widget_get_window (widget);
        fevent->focus_change.in = in;
+       if (fevent->focus_change.window)
+               g_object_ref (fevent->focus_change.window);
 
-       gtk_widget_event (widget, fevent);
-
-       g_object_notify (G_OBJECT (widget), "has-focus");
+       gtk_widget_send_focus_change (widget, fevent);
 
-       g_object_unref (widget);
        gdk_event_free (fevent);
 }
 
@@ -622,29 +626,28 @@ ev_view_presentation_goto_entry_activate (GtkEntry           *entry,
 static void
 ev_view_presentation_goto_window_create (EvViewPresentation *pview)
 {
-       GtkWidget *frame, *hbox, *toplevel, *label;
+       GtkWidget *frame, *hbox, *label;
+       GtkWindow *toplevel, *goto_window;
 
-       toplevel = gtk_widget_get_toplevel (GTK_WIDGET (pview));
+       toplevel = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (pview)));
+       goto_window = GTK_WINDOW (pview->goto_window);
 
        if (pview->goto_window) {
-               if (GTK_WINDOW (toplevel)->group)
-                       gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
-                                                    GTK_WINDOW (pview->goto_window));
-               else if (GTK_WINDOW (pview->goto_window)->group)
-                       gtk_window_group_remove_window (GTK_WINDOW (pview->goto_window)->group,
-                                                       GTK_WINDOW (pview->goto_window));
+               if (gtk_window_has_group (toplevel))
+                       gtk_window_group_add_window (gtk_window_get_group (toplevel), goto_window);
+               else if (gtk_window_has_group (goto_window))
+                       gtk_window_group_remove_window (gtk_window_get_group (goto_window), goto_window);
+
                return;
        }
 
        pview->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
-       gtk_window_set_screen (GTK_WINDOW (pview->goto_window),
-                              gtk_widget_get_screen (GTK_WIDGET (pview)));
+       gtk_window_set_screen (goto_window, gtk_widget_get_screen (GTK_WIDGET (pview)));
 
-       if (GTK_WINDOW (toplevel)->group)
-               gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
-                                            GTK_WINDOW (pview->goto_window));
+       if (gtk_window_has_group (toplevel))
+               gtk_window_group_add_window (gtk_window_get_group (toplevel), goto_window);
 
-       gtk_window_set_modal (GTK_WINDOW (pview->goto_window), TRUE);
+       gtk_window_set_modal (goto_window, TRUE);
 
        g_signal_connect (pview->goto_window, "delete_event",
                          G_CALLBACK (ev_view_presentation_goto_window_delete_event),
@@ -707,7 +710,9 @@ ev_view_presentation_goto_window_send_key_event (EvViewPresentation *pview,
 
        new_event = (GdkEventKey *) gdk_event_copy (event);
        g_object_unref (new_event->window);
-       new_event->window = g_object_ref (pview->goto_window->window);
+       new_event->window = gtk_widget_get_window (pview->goto_window);
+       if (new_event->window)
+               g_object_ref (new_event->window);
        gtk_widget_realize (pview->goto_window);
 
        gtk_widget_event (pview->goto_window, (GdkEvent *)new_event);
@@ -743,19 +748,21 @@ ev_view_presentation_get_link_at_location (EvViewPresentation *pview,
                                           gdouble             x,
                                           gdouble             y)
 {
-       GdkRectangle page_area;
-       GList       *link_mapping;
-       EvLink      *link;
-       gdouble      width, height;
-       gdouble      new_x, new_y;
+       GdkRectangle   page_area;
+       EvMappingList *link_mapping;
+       EvLink        *link;
+       gdouble        width, height;
+       gdouble        new_x, new_y;
+       gdouble        scale;
 
        if (!pview->page_cache)
                return NULL;
 
        ev_document_get_page_size (pview->document, pview->current_page, &width, &height);
        ev_view_presentation_get_page_area (pview, &page_area);
-       x = (x - page_area.x) / pview->scale;
-       y = (y - page_area.y) / pview->scale;
+       scale = ev_view_presentation_get_scale_for_page (pview, pview->current_page);
+       x = (x - page_area.x) / scale;
+       y = (y - page_area.y) / scale;
        switch (pview->rotation) {
        case 0:
        case 360:
@@ -830,13 +837,13 @@ ev_view_presentation_set_cursor (EvViewPresentation *pview,
                return;
 
        widget = GTK_WIDGET (pview);
-       if (!GTK_WIDGET_REALIZED (widget))
+       if (!gtk_widget_get_realized (widget))
                gtk_widget_realize (widget);
 
        pview->cursor = view_cursor;
 
        cursor = ev_view_cursor_new (gtk_widget_get_display (widget), view_cursor);
-       gdk_window_set_cursor (widget->window, cursor);
+       gdk_window_set_cursor (gtk_widget_get_window (widget), cursor);
        gdk_flush ();
        if (cursor)
                gdk_cursor_unref (cursor);
@@ -949,25 +956,6 @@ ev_view_presentation_size_request (GtkWidget      *widget,
        requisition->height = 0;
 }
 
-static void
-ev_view_presentation_size_allocate (GtkWidget     *widget,
-                                   GtkAllocation *allocation)
-{
-       EvViewPresentation *pview = EV_VIEW_PRESENTATION (widget);
-       GdkScreen          *screen = gtk_widget_get_screen (widget);
-
-       allocation->x = 0;
-       allocation->y = 0;
-       allocation->width = gdk_screen_get_width (screen);
-       allocation->height = gdk_screen_get_height (screen);
-
-       GTK_WIDGET_CLASS (ev_view_presentation_parent_class)->size_allocate (widget, allocation);
-
-       ev_view_presentation_update_scale (pview);
-
-       gtk_widget_queue_draw (widget);
-}
-
 static void
 ev_view_presentation_draw_end_page (EvViewPresentation *pview)
 {
@@ -975,6 +963,7 @@ ev_view_presentation_draw_end_page (EvViewPresentation *pview)
        PangoLayout *layout;
        PangoFontDescription *font_desc;
        gchar *markup;
+       GtkAllocation allocation;
        GdkRectangle area = {0};
        const gchar *text = _("End of presentation. Click to exit.");
 
@@ -990,12 +979,13 @@ ev_view_presentation_draw_end_page (EvViewPresentation *pview)
        pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
        pango_layout_set_font_description (layout, font_desc);
 
-       area.width = widget->allocation.width;
-       area.height = widget->allocation.height;
+       gtk_widget_get_allocation (widget, &allocation);
+       area.width = allocation.width;
+       area.height = allocation.height;
 
-       gtk_paint_layout (widget->style,
-                         widget->window,
-                         GTK_WIDGET_STATE (widget),
+       gtk_paint_layout (gtk_widget_get_style (widget),
+                         gtk_widget_get_window (widget),
+                         gtk_widget_get_state (widget),
                          FALSE,
                          &area,
                          widget,
@@ -1033,7 +1023,7 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
                if (ev_transition_animation_ready (pview->animation)) {
                        ev_view_presentation_get_page_area (pview, &page_area);
 
-                       cr = gdk_cairo_create (widget->window);
+                       cr = gdk_cairo_create (gtk_widget_get_window (widget));
 
                        /* normalize to x=0, y=0 */
                        cairo_translate (cr, page_area.x, page_area.y);
@@ -1060,7 +1050,7 @@ ev_view_presentation_expose_event (GtkWidget      *widget,
 
        ev_view_presentation_get_page_area (pview, &page_area);
        if (gdk_rectangle_intersect (&page_area, &(event->area), &overlap)) {
-               cr = gdk_cairo_create (widget->window);
+               cr = gdk_cairo_create (gtk_widget_get_window (widget));
 
                /* Try to fix rounding errors. See bug #438760 */
                if (overlap.width == page_area.width)
@@ -1200,22 +1190,45 @@ ev_view_presentation_motion_notify_event (GtkWidget      *widget,
        return FALSE;
 }
 
+static gboolean
+init_presentation (GtkWidget *widget)
+{
+       EvViewPresentation *pview = EV_VIEW_PRESENTATION (widget);
+       GdkScreen          *screen = gtk_widget_get_screen (widget);
+       GdkRectangle        monitor;
+       gint                monitor_num;
+
+       monitor_num = gdk_screen_get_monitor_at_window (screen, gtk_widget_get_window (widget));
+       gdk_screen_get_monitor_geometry (screen, monitor_num, &monitor);
+       pview->monitor_width = monitor.width;
+       pview->monitor_height = monitor.height;
+
+       ev_view_presentation_update_current_page (pview, pview->current_page);
+       ev_view_presentation_hide_cursor_timeout_start (pview);
+
+       return FALSE;
+}
+
 static void
 ev_view_presentation_realize (GtkWidget *widget)
 {
+       GdkWindow    *window;
+       GtkStyle     *style;
        GdkWindowAttr attributes;
+       GtkAllocation allocation;
 
-       GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
+       gtk_widget_set_realized (widget, TRUE);
 
        attributes.window_type = GDK_WINDOW_CHILD;
        attributes.wclass = GDK_INPUT_OUTPUT;
        attributes.visual = gtk_widget_get_visual (widget);
        attributes.colormap = gtk_widget_get_colormap (widget);
 
-       attributes.x = widget->allocation.x;
-       attributes.y = widget->allocation.y;
-       attributes.width = widget->allocation.width;
-       attributes.height = widget->allocation.height;
+       gtk_widget_get_allocation (widget, &allocation);
+       attributes.x = allocation.x;
+       attributes.y = allocation.y;
+       attributes.width = allocation.width;
+       attributes.height = allocation.height;
        attributes.event_mask = GDK_EXPOSURE_MASK |
                GDK_BUTTON_PRESS_MASK |
                GDK_BUTTON_RELEASE_MASK |
@@ -1223,20 +1236,23 @@ ev_view_presentation_realize (GtkWidget *widget)
                GDK_KEY_PRESS_MASK |
                GDK_POINTER_MOTION_MASK |
                GDK_POINTER_MOTION_HINT_MASK |
-                               GDK_ENTER_NOTIFY_MASK |
+               GDK_ENTER_NOTIFY_MASK |
                GDK_LEAVE_NOTIFY_MASK;
 
-       widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
-                                        &attributes,
-                                        GDK_WA_X | GDK_WA_Y |
-                                        GDK_WA_COLORMAP |
-                                        GDK_WA_VISUAL);
-       gdk_window_set_user_data (widget->window, widget);
-       widget->style = gtk_style_attach (widget->style, widget->window);
+       window = gdk_window_new (gtk_widget_get_parent_window (widget),
+                                &attributes,
+                                GDK_WA_X | GDK_WA_Y |
+                                GDK_WA_COLORMAP |
+                                GDK_WA_VISUAL);
 
-       gdk_window_set_background (widget->window, &widget->style->black);
+       gdk_window_set_user_data (window, widget);
+       gtk_widget_set_window (widget, window);
 
-       gtk_widget_queue_resize (widget);
+       gtk_widget_style_attach (widget);
+       style = gtk_widget_get_style (widget);
+       gdk_window_set_background (window, &style->black);
+
+       g_idle_add ((GSourceFunc)init_presentation, widget);
 }
 
 static void
@@ -1316,6 +1332,9 @@ ev_view_presentation_set_property (GObject      *object,
        case PROP_ROTATION:
                pview->rotation = g_value_get_uint (value);
                break;
+       case PROP_INVERTED_COLORS:
+               pview->inverted_colors = g_value_get_boolean (value);
+               break;
        default:
                G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
        }
@@ -1328,7 +1347,6 @@ ev_view_presentation_constructor (GType                  type,
 {
        GObject            *object;
        EvViewPresentation *pview;
-       GtkAllocation       a;
 
        object = G_OBJECT_CLASS (ev_view_presentation_parent_class)->constructor (type,
                                                                                  n_construct_properties,
@@ -1340,11 +1358,6 @@ ev_view_presentation_constructor (GType                  type,
                ev_page_cache_set_flags (pview->page_cache, EV_PAGE_DATA_INCLUDE_LINKS);
        }
 
-       /* Call allocate asap to update page scale */
-       ev_view_presentation_size_allocate (GTK_WIDGET (pview), &a);
-       ev_view_presentation_update_current_page (pview, pview->current_page);
-       ev_view_presentation_hide_cursor_timeout_start (pview);
-
        return object;
 }
 
@@ -1358,7 +1371,6 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
 
        klass->change_page = ev_view_presentation_change_page;
 
-       widget_class->size_allocate = ev_view_presentation_size_allocate;
        widget_class->size_request = ev_view_presentation_size_request;
        widget_class->realize = ev_view_presentation_realize;
        widget_class->expose_event = ev_view_presentation_expose_event;
@@ -1397,6 +1409,14 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
                                                            0, 360, 0,
                                                            G_PARAM_WRITABLE |
                                                            G_PARAM_CONSTRUCT_ONLY));
+       g_object_class_install_property (gobject_class,
+                                        PROP_INVERTED_COLORS,
+                                        g_param_spec_boolean ("inverted_colors",
+                                                              "Inverted Colors",
+                                                              "Whether presentation is displayed with inverted colors",
+                                                              FALSE,
+                                                              G_PARAM_WRITABLE |
+                                                              G_PARAM_CONSTRUCT_ONLY));
 
        signals[CHANGE_PAGE] =
                g_signal_new ("change_page",
@@ -1451,13 +1471,14 @@ ev_view_presentation_class_init (EvViewPresentationClass *klass)
 static void
 ev_view_presentation_init (EvViewPresentation *pview)
 {
-       GTK_WIDGET_SET_FLAGS (pview, GTK_CAN_FOCUS);
+       gtk_widget_set_can_focus (GTK_WIDGET (pview), TRUE);
 }
 
 GtkWidget *
 ev_view_presentation_new (EvDocument *document,
                          guint       current_page,
-                         guint       rotation)
+                         guint       rotation,
+                         gboolean    inverted_colors)
 {
        g_return_val_if_fail (EV_IS_DOCUMENT (document), NULL);
        g_return_val_if_fail (current_page < ev_document_get_n_pages (document), NULL);
@@ -1466,6 +1487,7 @@ ev_view_presentation_new (EvDocument *document,
                                         "document", document,
                                         "current_page", current_page,
                                         "rotation", rotation,
+                                        "inverted_colors", inverted_colors,
                                         NULL));
 }