diff options
Diffstat (limited to 'libnautilus-extensions/nautilus-art-gtk-extensions.c')
| -rw-r--r-- | libnautilus-extensions/nautilus-art-gtk-extensions.c | 316 |
1 files changed, 0 insertions, 316 deletions
diff --git a/libnautilus-extensions/nautilus-art-gtk-extensions.c b/libnautilus-extensions/nautilus-art-gtk-extensions.c deleted file mode 100644 index ce3cb2c3f..000000000 --- a/libnautilus-extensions/nautilus-art-gtk-extensions.c +++ /dev/null @@ -1,316 +0,0 @@ -/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ - -/* nautilus-art-gtk-extensions.c - Access gtk/gdk attributes as libart rectangles. - - Copyright (C) 2000 Eazel, Inc. - - The Gnome Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The Gnome Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the Gnome Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. - - Authors: Ramiro Estrugo <ramiro@eazel.com> -*/ - -#include <config.h> - -#include "nautilus-art-gtk-extensions.h" - -/** - * nautilus_gdk_rectangle_to_art_irect: - * @gdk_rectangle: The source GdkRectangle. - * - * Return value: An ArtIRect representation of the GdkRectangle. - * - * This is a very simple conversion of rectangles from the Gdk to the Libart - * universe. This is useful in code that does clipping (or other operations) - * using libart and has a GdkRectangle to work with - for example expose_event() - * in GtkWidget's. - */ -ArtIRect -nautilus_gdk_rectangle_to_art_irect (const GdkRectangle *gdk_rectangle) -{ - ArtIRect irect; - - g_return_val_if_fail (gdk_rectangle != NULL, NAUTILUS_ART_IRECT_EMPTY); - - irect.x0 = gdk_rectangle->x; - irect.y0 = gdk_rectangle->y; - irect.x1 = irect.x0 + (int) gdk_rectangle->width; - irect.y1 = irect.y0 + (int) gdk_rectangle->height; - - return irect; -} - -/** - * nautilus_screen_get_dimensions: - * - * Return value: The screen dimensions. - * - */ -NautilusDimensions -nautilus_screen_get_dimensions (void) -{ - NautilusDimensions screen_dimensions; - - screen_dimensions.width = gdk_screen_width (); - screen_dimensions.height = gdk_screen_height (); - - g_assert (screen_dimensions.width > 0); - g_assert (screen_dimensions.height > 0); - - return screen_dimensions; -} - -/** - * nautilus_gdk_window_get_bounds: - * @gdk_window: The source GdkWindow. - * - * Return value: An ArtIRect representation of the given GdkWindow's geometry - * relative to its parent in the Gdk window hierarchy. - * - */ -ArtIRect -nautilus_gdk_window_get_bounds (const GdkWindow *gdk_window) -{ - ArtIRect bounds; - int width; - int height; - - g_return_val_if_fail (gdk_window != NULL, NAUTILUS_ART_IRECT_EMPTY); - - gdk_window_get_position ((GdkWindow *) gdk_window, &bounds.x0, &bounds.y0); - gdk_window_get_size ((GdkWindow *) gdk_window, &width, &height); - - bounds.x1 = bounds.x0 + width; - bounds.y1 = bounds.y0 + height; - - return bounds; -} - -/** - * nautilus_gdk_window_get_bounds: - * @gdk_window: The source GdkWindow. - * - * Return value: An ArtIRect representation of the given GdkWindow's geometry - * relative to the screen. - * - */ -ArtIRect -nautilus_gdk_window_get_screen_relative_bounds (const GdkWindow *gdk_window) -{ - ArtIRect screen_bounds; - int width; - int height; - - g_return_val_if_fail (gdk_window != NULL, NAUTILUS_ART_IRECT_EMPTY); - - if (!gdk_window_get_origin ((GdkWindow *) gdk_window, - &screen_bounds.x0, - &screen_bounds.y0)) { - return NAUTILUS_ART_IRECT_EMPTY; - } - - gdk_window_get_size ((GdkWindow *) gdk_window, &width, &height); - - screen_bounds.x1 = screen_bounds.x0 + width; - screen_bounds.y1 = screen_bounds.y0 + height; - - return screen_bounds; -} - -/** - * nautilus_gtk_widget_get_bounds: - * @gtk_widget: The source GtkWidget. - * - * Return value: An ArtIRect representation of the given GtkWidget's geometry - * relative to its parent. In the Gtk universe this is known as "allocation." - * - */ -ArtIRect -nautilus_gtk_widget_get_bounds (const GtkWidget *gtk_widget) -{ - ArtIRect bounds; - - g_return_val_if_fail (GTK_IS_WIDGET (gtk_widget), NAUTILUS_ART_IRECT_EMPTY); - - nautilus_art_irect_assign (&bounds, - gtk_widget->allocation.x, - gtk_widget->allocation.y, - (int) gtk_widget->allocation.width, - (int) gtk_widget->allocation.height); - - return bounds; -} - -/** - * nautilus_gtk_widget_get_dimensions: - * @gtk_widget: The source GtkWidget. - * - * Return value: The widget's dimensions. The returned dimensions are only valid - * after the widget's geometry has been "allocated" by its container. - */ -NautilusDimensions -nautilus_gtk_widget_get_dimensions (const GtkWidget *gtk_widget) -{ - NautilusDimensions dimensions; - - g_return_val_if_fail (GTK_IS_WIDGET (gtk_widget), NAUTILUS_DIMENSIONS_EMPTY); - - dimensions.width = (int) gtk_widget->allocation.width; - dimensions.height = (int) gtk_widget->allocation.height; - - return dimensions; -} - -/** - * nautilus_gtk_widget_get_preferred_dimensions: - * @gtk_widget: The source GtkWidget. - * - * Return value: The widget's preferred dimensions. The preferred dimensions are - * computed by calling the widget's 'size_request' method and thus - * could potentially be expensive for complicated widgets. - */ -NautilusDimensions -nautilus_gtk_widget_get_preferred_dimensions (const GtkWidget *gtk_widget) -{ - GtkRequisition requisition; - NautilusDimensions preferred_dimensions; - - g_return_val_if_fail (GTK_IS_WIDGET (gtk_widget), NAUTILUS_DIMENSIONS_EMPTY); - - gtk_widget_size_request (GTK_WIDGET (gtk_widget), &requisition); - - preferred_dimensions.width = (int) requisition.width; - preferred_dimensions.height = (int) requisition.height; - - return preferred_dimensions; -} - -/** - * nautilus_gdk_window_clip_dirty_area_to_screen: - * @gdk_window: The GdkWindow that the damage occured on. - * @dirty_area: The dirty area as an ArtIRect. - * - * Return value: An ArtIRect of the dirty area clipped to the screen. - * - * This function is useful to do less work in expose_event() GtkWidget methods. - * It also ensures that any drawing that the widget does is actually onscreen. - */ -ArtIRect -nautilus_gdk_window_clip_dirty_area_to_screen (const GdkWindow *gdk_window, - const ArtIRect *dirty_area) -{ - ArtIRect clipped; - NautilusDimensions screen_dimensions; - ArtIRect bounds; - ArtIRect screen_relative_bounds; - int dirty_width; - int dirty_height; - - g_return_val_if_fail (gdk_window != NULL, NAUTILUS_ART_IRECT_EMPTY); - g_return_val_if_fail (dirty_area != NULL, NAUTILUS_ART_IRECT_EMPTY); - - dirty_width = dirty_area->x1 - dirty_area->x0; - dirty_height = dirty_area->y1 - dirty_area->y0; - - g_return_val_if_fail (dirty_width > 0, NAUTILUS_ART_IRECT_EMPTY); - g_return_val_if_fail (dirty_height > 0, NAUTILUS_ART_IRECT_EMPTY); - - screen_dimensions = nautilus_screen_get_dimensions (); - bounds = nautilus_gdk_window_get_bounds (gdk_window); - screen_relative_bounds = nautilus_gdk_window_get_screen_relative_bounds (gdk_window); - - /* Window is obscured by left edge of screen */ - if ((screen_relative_bounds.x0 + dirty_area->x0) < 0) { - int clipped_width = screen_relative_bounds.x0 + dirty_area->x0 + dirty_width; - clipped.x0 = dirty_area->x0 + dirty_width - clipped_width; - clipped.x1 = clipped.x0 + clipped_width; - } else { - clipped.x0 = dirty_area->x0; - clipped.x1 = clipped.x0 + dirty_width; - } - - /* Window is obscured by right edge of screen */ - if (screen_relative_bounds.x1 > screen_dimensions.width) { - int obscured_width; - - obscured_width = - screen_relative_bounds.x0 + dirty_area->x0 + dirty_width - screen_dimensions.width; - - if (obscured_width > 0) { - clipped.x1 -= obscured_width; - } - } - - /* Window is obscured by top edge of screen */ - if ((screen_relative_bounds.y0 + dirty_area->y0) < 0) { - int clipped_height = screen_relative_bounds.y0 + dirty_area->y0 + dirty_height; - clipped.y0 = dirty_area->y0 + dirty_height - clipped_height; - clipped.y1 = clipped.y0 + clipped_height; - } else { - clipped.y0 = dirty_area->y0; - clipped.y1 = clipped.y0 + dirty_height; - } - - /* Window is obscured by bottom edge of screen */ - if (screen_relative_bounds.y1 > screen_dimensions.height) { - int obscured_height; - - obscured_height = - screen_relative_bounds.y0 + dirty_area->y0 + dirty_height - screen_dimensions.height; - - if (obscured_height > 0) { - clipped.y1 -= obscured_height; - } - } - - if (art_irect_empty (&clipped)) { - clipped = NAUTILUS_ART_IRECT_EMPTY; - } - - return clipped; -} - -GdkRectangle -nautilus_art_irect_to_gdk_rectangle (const ArtIRect *irect) -{ - GdkRectangle gdk_rect; - - gdk_rect.x = 0; - gdk_rect.y = 0; - gdk_rect.width = 0; - gdk_rect.height = 0; - - g_return_val_if_fail (irect != NULL, gdk_rect); - - gdk_rect.x = irect->x0; - gdk_rect.y = irect->y0; - gdk_rect.width = nautilus_art_irect_get_width (irect); - gdk_rect.height = nautilus_art_irect_get_height (irect); - - return gdk_rect; -} - -NautilusDimensions -nautilus_gdk_window_get_dimensions (const GdkWindow *gdk_window) -{ - NautilusDimensions dimensions; - - g_return_val_if_fail (gdk_window != NULL, NAUTILUS_DIMENSIONS_EMPTY); - - gdk_window_get_size ((GdkWindow *) gdk_window, &dimensions.width, &dimensions.height); - - return dimensions; -} - |