1997-11-25 06:05:25 +08:00
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/* The GIMP -- an image manipulation program
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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1998-04-13 13:44:11 +08:00
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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1997-11-25 06:05:25 +08:00
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*/
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2000-12-29 23:22:01 +08:00
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2001-10-13 20:52:30 +08:00
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#ifndef __GIMP_DISPLAY_H__
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#define __GIMP_DISPLAY_H__
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1997-11-25 06:05:25 +08:00
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2001-05-14 01:25:12 +08:00
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2001-09-26 01:44:03 +08:00
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#include "core/gimpobject.h"
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2001-08-17 22:27:31 +08:00
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2001-05-14 05:51:20 +08:00
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2001-09-26 07:23:09 +08:00
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/* FIXME move all GTK stuff to gimpdisplayshell */
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#include "gui/gui-types.h"
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1998-08-16 08:34:20 +08:00
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1997-11-25 06:05:25 +08:00
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/* some useful macros */
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1998-12-06 05:48:37 +08:00
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/* unpacking the user scale level (char) */
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1997-11-25 06:05:25 +08:00
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#define SCALESRC(g) (g->scale & 0x00ff)
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#define SCALEDEST(g) (g->scale >> 8)
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1998-12-06 05:48:37 +08:00
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1999-05-23 01:56:35 +08:00
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/* finding the effective screen resolution (double) */
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2001-06-04 04:40:50 +08:00
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#define SCREEN_XRES(g) (g->dot_for_dot? g->gimage->xresolution : gimprc.monitor_xres)
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#define SCREEN_YRES(g) (g->dot_for_dot? g->gimage->yresolution : gimprc.monitor_yres)
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1998-12-06 05:48:37 +08:00
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1999-05-23 01:56:35 +08:00
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/* calculate scale factors (double) */
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1998-12-06 05:48:37 +08:00
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#define SCALEFACTOR_X(g) ((SCALEDEST(g) * SCREEN_XRES(g)) / \
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(SCALESRC(g) * g->gimage->xresolution))
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#define SCALEFACTOR_Y(g) ((SCALEDEST(g) * SCREEN_YRES(g)) / \
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(SCALESRC(g) * g->gimage->yresolution))
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/* scale values */
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1999-11-06 22:32:21 +08:00
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#define SCALEX(g,x) ((int)(x * SCALEFACTOR_X(g)))
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#define SCALEY(g,y) ((int)(y * SCALEFACTOR_Y(g)))
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1998-12-06 05:48:37 +08:00
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/* unscale values */
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1999-11-06 22:32:21 +08:00
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#define UNSCALEX(g,x) ((int)(x / SCALEFACTOR_X(g)))
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#define UNSCALEY(g,y) ((int)(y / SCALEFACTOR_Y(g)))
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1999-01-26 05:11:44 +08:00
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/* (and float-returning versions) */
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#define FUNSCALEX(g,x) ((x / SCALEFACTOR_X(g)))
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#define FUNSCALEY(g,y) ((y / SCALEFACTOR_Y(g)))
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1998-12-06 05:48:37 +08:00
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1997-11-25 06:05:25 +08:00
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#define LOWPASS(x) ((x>0) ? x : 0)
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1998-07-25 02:52:03 +08:00
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/* #define HIGHPASS(x,y) ((x>y) ? y : x) */ /* unused - == MIN */
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1997-11-25 06:05:25 +08:00
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1998-11-15 22:09:16 +08:00
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/* maximal width of the string holding the cursor-coordinates for
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1998-11-14 06:11:37 +08:00
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the status line */
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#define CURSOR_STR_LENGTH 256
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1999-02-28 02:09:56 +08:00
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/* maximal length of the format string for the cursor-coordinates */
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1999-03-17 05:33:56 +08:00
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#define CURSOR_FORMAT_LENGTH 32
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1999-02-28 02:09:56 +08:00
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2001-05-14 01:25:12 +08:00
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typedef struct _IdleRenderStruct IdleRenderStruct;
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struct _IdleRenderStruct
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1998-10-01 19:53:20 +08:00
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{
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2001-05-14 01:25:12 +08:00
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gint width;
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gint height;
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gint x;
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gint y;
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gint basex;
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gint basey;
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guint idleid;
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gboolean active;
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GSList *update_areas; /* flushed update areas */
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};
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1998-10-01 19:53:20 +08:00
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2001-10-13 20:52:30 +08:00
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extern GSList *display_list; /* EEK */
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2001-09-26 01:44:03 +08:00
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#define GIMP_TYPE_DISPLAY (gimp_display_get_type ())
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#define GIMP_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_DISPLAY, GimpDisplay))
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#define GIMP_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_DISPLAY, GimpDisplayClass))
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#define GIMP_IS_DISPLAY(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_DISPLAY))
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#define GIMP_IS_DISPLAY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_DISPLAY))
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#define GIMP_DISPLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_DISPLAY, GimpDisplayClass))
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typedef struct _GimpDisplayClass GimpDisplayClass;
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struct _GimpDisplay
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1997-11-25 06:05:25 +08:00
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{
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2001-09-26 01:44:03 +08:00
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GimpObject parent_instance;
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2001-08-14 22:53:55 +08:00
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GtkWidget *shell; /* shell widget for this gdisplay */
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GimpImage *gimage; /* pointer to the associated gimage struct */
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/*
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* these need to be first in the sturuct
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* because of an ugly hack in
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* core/gimpcontext.c
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*/
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2000-02-10 22:23:11 +08:00
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gint ID; /* unique identifier for this gdisplay */
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1997-11-25 06:05:25 +08:00
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2001-04-21 00:27:44 +08:00
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GtkItemFactory *ifactory; /* factory for popup menu */
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2001-05-14 01:25:12 +08:00
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GtkWidget *canvas; /* canvas widget for this gdisplay */
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2001-06-18 21:10:03 +08:00
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GtkWidget *hsb; /* widgets for scroll bars */
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GtkWidget *vsb;
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2001-05-14 01:25:12 +08:00
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GtkWidget *qmaskoff; /* widgets for qmask buttons */
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GtkWidget *qmaskon;
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GtkWidget *hrule; /* widgets for rulers */
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GtkWidget *vrule;
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GtkWidget *origin; /* widgets for rulers */
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GtkWidget *statusarea; /* hbox holding the statusbar and stuff */
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GtkWidget *statusbar; /* widget for statusbar */
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GtkWidget *progressbar; /* widget for progressbar */
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GtkWidget *cursor_label; /* widget for cursor position */
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gchar cursor_format_str[CURSOR_FORMAT_LENGTH];
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/* we need a variable format string because
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* different units have different number
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* of decimals
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*/
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GtkWidget *cancelbutton; /* widget for cancel button */
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guint progressid; /* id of statusbar message for progress */
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1997-11-25 06:05:25 +08:00
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2001-06-18 21:10:03 +08:00
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InfoDialog *window_info_dialog; /* dialog box for image information */
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NavigationDialog *window_nav_dialog; /* dialog box for image navigation */
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NavigationDialog *nav_popup; /* the popup navigation window */
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GtkWidget *warning_dialog; /* "Changes were made to %s. Close anyway?" */
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1997-11-25 06:05:25 +08:00
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GtkAdjustment *hsbdata; /* horizontal data information */
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GtkAdjustment *vsbdata; /* vertical data information */
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2001-02-20 23:15:30 +08:00
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GdkPixmap *icon; /* Pixmap for the icon */
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GdkBitmap *iconmask; /* Bitmap for the icon mask */
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guint iconsize; /* The size of the icon pixmap */
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2001-06-18 21:10:03 +08:00
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gboolean icon_needs_update; /* Do we need to render a new icon? */
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guint icon_timeout_id; /* The ID of the timeout-function */
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guint icon_idle_id; /* The ID of the idle-function */
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2001-02-20 23:15:30 +08:00
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2001-05-14 01:25:12 +08:00
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gint instance; /* the instance # of this gdisplay as */
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1997-11-25 06:05:25 +08:00
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/* taken from the gimage at creation */
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2001-05-14 01:25:12 +08:00
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gint disp_width; /* width of drawing area in the window */
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gint disp_height; /* height of drawing area in the window */
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gint disp_xoffset;
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gint disp_yoffset;
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1997-11-25 06:05:25 +08:00
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2001-05-14 01:25:12 +08:00
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gint offset_x; /* offset of display image into raw image */
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gint offset_y;
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gint scale; /* scale factor from original raw image */
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gboolean dot_for_dot; /* is monitor resolution being ignored? */
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gboolean draw_guides; /* should the guides be drawn? */
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gboolean snap_to_guides; /* should the guides be snapped to? */
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1997-11-25 06:05:25 +08:00
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Selection *select; /* Selection object */
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2001-05-14 01:25:12 +08:00
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GdkGC *scroll_gc; /* GC for scrolling */
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1997-12-18 14:30:11 +08:00
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2001-05-14 01:25:12 +08:00
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GSList *update_areas; /* Update areas list */
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GSList *display_areas; /* Display areas list */
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1997-11-25 06:05:25 +08:00
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2001-02-25 03:29:47 +08:00
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GdkCursorType current_cursor; /* Currently installed main cursor */
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GimpToolCursorType tool_cursor; /* Current Tool cursor */
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GimpCursorModifier cursor_modifier; /* Cursor modifier (plus, minus, ...) */
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1999-05-13 19:12:32 +08:00
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1999-01-11 07:36:29 +08:00
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GdkCursorType override_cursor; /* Overriding cursor (ie. hourglass) */
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2000-06-09 20:31:19 +08:00
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gboolean using_override_cursor; /* is the cursor overridden? (ie. hourglass)*/
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1998-06-06 11:49:01 +08:00
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2000-02-10 22:23:11 +08:00
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gboolean draw_cursor; /* should we draw software cursor ? */
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2001-02-25 03:29:47 +08:00
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gint cursor_x; /* software cursor X value */
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gint cursor_y; /* software cursor Y value */
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2000-02-10 22:23:11 +08:00
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gboolean proximity; /* is a device in proximity of gdisplay ? */
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gboolean have_cursor; /* is cursor currently drawn ? */
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2001-05-14 01:25:12 +08:00
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1998-10-01 19:53:20 +08:00
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IdleRenderStruct idle_render; /* state of this gdisplay's render thread */
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2001-05-14 01:25:12 +08:00
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2000-12-25 04:27:04 +08:00
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#ifdef DISPLAY_FILTERS
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2000-06-09 20:31:19 +08:00
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GList *cd_list; /* color display conversion stuff */
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2000-01-03 15:49:19 +08:00
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GtkWidget *cd_ui; /* color display filter dialog */
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2000-12-25 04:27:04 +08:00
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#endif /* DISPLAY_FILTERS */
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1997-11-25 06:05:25 +08:00
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};
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2001-09-26 01:44:03 +08:00
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struct _GimpDisplayClass
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{
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GimpObjectClass parent_class;
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};
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1997-11-25 06:05:25 +08:00
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/* member function declarations */
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2001-09-26 01:44:03 +08:00
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GType gimp_display_get_type (void);
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GimpDisplay * gdisplay_new (GimpImage *gimage,
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guint scale);
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void gdisplay_reconnect (GimpDisplay *gdisp,
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GimpImage *gimage);
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void gdisplay_remove_and_delete (GimpDisplay *gdisp);
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2001-10-13 20:52:30 +08:00
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void gdisplay_add_update_area (GimpDisplay *gdisp,
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gint x,
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gint y,
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gint w,
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gint h);
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2001-09-26 01:44:03 +08:00
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gint gdisplay_mask_value (GimpDisplay *gdisp,
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gint x,
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gint y);
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gint gdisplay_mask_bounds (GimpDisplay *gdisp,
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gint *x1,
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gint *y1,
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gint *x2,
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gint *y2);
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void gdisplay_transform_coords (GimpDisplay *gdisp,
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gint x,
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gint y,
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gint *nx,
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gint *ny,
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gboolean use_offsets);
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void gdisplay_untransform_coords (GimpDisplay *gdisp,
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gint x,
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gint y,
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gint *nx,
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gint *ny,
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gboolean round,
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gboolean use_offsets);
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void gdisplay_transform_coords_f (GimpDisplay *gdisp,
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gdouble x,
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gdouble y,
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gdouble *nx,
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gdouble *ny,
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gboolean use_offsets);
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void gdisplay_untransform_coords_f (GimpDisplay *gdisp,
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gdouble x,
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gdouble y,
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gdouble *nx,
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gdouble *ny,
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gboolean use_offsets);
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void gdisplay_real_install_tool_cursor (GimpDisplay *gdisp,
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GdkCursorType cursor_type,
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GimpToolCursorType tool_cursor,
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GimpCursorModifier modifier,
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gboolean always_install);
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void gdisplay_install_tool_cursor (GimpDisplay *gdisp,
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GdkCursorType cursor_type,
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GimpToolCursorType tool_cursor,
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GimpCursorModifier modifier);
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void gdisplay_remove_tool_cursor (GimpDisplay *gdisp);
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void gdisplay_install_override_cursor (GimpDisplay *gdisp,
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GdkCursorType cursor_type);
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void gdisplay_remove_override_cursor (GimpDisplay *gdisp);
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void gdisplay_set_menu_sensitivity (GimpDisplay *gdisp);
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void gdisplay_expose_area (GimpDisplay *gdisp,
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gint x,
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gint y,
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gint w,
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gint h);
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void gdisplay_expose_guide (GimpDisplay *gdisp,
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GimpGuide *guide);
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void gdisplay_expose_full (GimpDisplay *gdisp);
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void gdisplay_selection_visibility (GimpDisplay *gdisp,
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GimpSelectionControl control);
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void gdisplay_flush (GimpDisplay *gdisp);
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void gdisplay_flush_now (GimpDisplay *gdisp);
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void gdisplay_update_icon (GimpDisplay *gdisp);
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gboolean gdisplay_update_icon_timer (gpointer data);
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gboolean gdisplay_update_icon_invoker (gpointer data);
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void gdisplay_update_icon_scheduler (GimpImage *gimage,
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gpointer data);
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void gdisplay_draw_guides (GimpDisplay *gdisp);
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void gdisplay_draw_guide (GimpDisplay *gdisp,
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GimpGuide *guide,
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gboolean active);
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GimpGuide * gdisplay_find_guide (GimpDisplay *gdisp,
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gdouble x,
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double y);
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gboolean gdisplay_snap_point (GimpDisplay *gdisp,
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gdouble x,
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gdouble y,
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gdouble *tx,
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gdouble *ty);
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void gdisplay_snap_rectangle (GimpDisplay *gdisp,
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gdouble x1,
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gdouble y1,
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gdouble x2,
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gdouble y2,
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gdouble *tx1,
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gdouble *ty1);
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void gdisplay_update_cursor (GimpDisplay *gdisp,
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gint x,
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gint y);
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void gdisplay_set_dot_for_dot (GimpDisplay *gdisp,
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gboolean dot_for_dot);
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void gdisplay_resize_cursor_label (GimpDisplay *gdisp);
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void gdisplay_update_title (GimpDisplay *gdisp);
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void gdisplay_flush_displays_only (GimpDisplay *gdisp); /* no rerender! */
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2001-10-13 20:52:30 +08:00
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void gdisplay_flush_whenever (GimpDisplay *gdisp,
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gboolean now);
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2001-09-26 01:44:03 +08:00
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GimpDisplay * gdisplay_get_by_ID (Gimp *gimp,
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gint ID);
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2000-03-21 11:19:11 +08:00
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2001-09-26 01:44:03 +08:00
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void gdisplays_finish_draw (void);
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2001-05-14 01:25:12 +08:00
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1998-09-27 04:07:46 +08:00
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2001-10-13 20:52:30 +08:00
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#endif /* __GIMP_DISPLAY_H__ */
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