gimp/app/core/gimpprojection.h

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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
#ifndef __GDISPLAY_H__
#define __GDISPLAY_H__
#include "gimage.h"
#include "info_dialog.h"
#include "selection.h"
#include "gdisplayF.h"
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/*
* Global variables
*
*/
/* some useful macros */
/* unpacking the user scale level (char) */
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#define SCALESRC(g) (g->scale & 0x00ff)
#define SCALEDEST(g) (g->scale >> 8)
/* finding the effective screen resolution (double) */
#define SCREEN_XRES(g) (g->dot_for_dot? g->gimage->xresolution : monitor_xres)
#define SCREEN_YRES(g) (g->dot_for_dot? g->gimage->yresolution : monitor_yres)
/* calculate scale factors (double) */
#define SCALEFACTOR_X(g) ((SCALEDEST(g) * SCREEN_XRES(g)) / \
(SCALESRC(g) * g->gimage->xresolution))
#define SCALEFACTOR_Y(g) ((SCALEDEST(g) * SCREEN_YRES(g)) / \
(SCALESRC(g) * g->gimage->yresolution))
/* scale values */
#define SCALEX(g,x) ((int)(x * SCALEFACTOR_X(g)))
#define SCALEY(g,y) ((int)(y * SCALEFACTOR_Y(g)))
/* unscale values */
#define UNSCALEX(g,x) ((int)(x / SCALEFACTOR_X(g)))
#define UNSCALEY(g,y) ((int)(y / SCALEFACTOR_Y(g)))
/* (and float-returning versions) */
#define FUNSCALEX(g,x) ((x / SCALEFACTOR_X(g)))
#define FUNSCALEY(g,y) ((y / SCALEFACTOR_Y(g)))
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#define LOWPASS(x) ((x>0) ? x : 0)
/* #define HIGHPASS(x,y) ((x>y) ? y : x) */ /* unused - == MIN */
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/* maximal width of the string holding the cursor-coordinates for
the status line */
#define CURSOR_STR_LENGTH 256
/* maximal length of the format string for the cursor-coordinates */
#define CURSOR_FORMAT_LENGTH 32
typedef struct _IdleRenderStruct
{
int width;
int height;
int x;
int y;
int basex;
int basey;
guint idleid;
/*guint handlerid;*/
gboolean active;
GSList *update_areas; /* flushed update areas */
} IdleRenderStruct;
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struct _GDisplay
{
int ID; /* unique identifier for this gdisplay */
GtkWidget *shell; /* shell widget for this gdisplay */
GtkWidget *canvas; /* canvas widget for this gdisplay */
GtkWidget *hsb, *vsb; /* widgets for scroll bars */
GtkWidget *qmaskoff, *qmaskon; /* widgets for qmask buttons */
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GtkWidget *hrule, *vrule; /* widgets for rulers */
GtkWidget *origin; /* widgets for rulers */
GtkWidget *popup; /* widget for popup menu */
GtkWidget *statusarea; /* hbox holding the statusbar and stuff */
GtkWidget *statusbar; /* widget for statusbar */
GtkWidget *progressbar; /* widget for progressbar */
GtkWidget *cursor_label; /* widget for cursor position */
char cursor_format_str [CURSOR_FORMAT_LENGTH]; /* we need a variable format
* string because different
* units have different number
* of decimals */
GtkWidget *cancelbutton; /* widget for cancel button */
guint progressid; /* id of statusbar message for progress */
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InfoDialog *window_info_dialog; /* dialog box for image information */
InfoDialog *window_nav_dialog; /* dialog box for image navigation */
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int color_type; /* is this an RGB or GRAY colormap */
GtkAdjustment *hsbdata; /* horizontal data information */
GtkAdjustment *vsbdata; /* vertical data information */
GimpImage *gimage; /* pointer to the associated gimage struct */
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int instance; /* the instance # of this gdisplay as */
/* taken from the gimage at creation */
int depth; /* depth of our drawables */
int disp_width; /* width of drawing area in the window */
int disp_height; /* height of drawing area in the window */
int disp_xoffset;
int disp_yoffset;
int offset_x, offset_y; /* offset of display image into raw image */
int scale; /* scale factor from original raw image */
int dot_for_dot; /* is monitor resolution being ignored? */
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short draw_guides; /* should the guides be drawn? */
short snap_to_guides; /* should the guides be snapped to? */
Selection *select; /* Selection object */
GdkGC *scroll_gc; /* GC for scrolling */
GSList *update_areas; /* Update areas list */
GSList *display_areas; /* Display areas list */
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int current_cursor; /* Currently installed cursor */
GdkCursorType override_cursor; /* Overriding cursor (ie. hourglass) */
short draw_cursor; /* should we draw software cursor ? */
short using_override_cursor; /* is the cursor overridden? (ie. hourglass)*/
int cursor_x; /* software cursor X value */
int cursor_y; /* software cursor Y value */
short proximity; /* is a device in proximity of gdisplay ? */
short have_cursor; /* is cursor currently drawn ? */
IdleRenderStruct idle_render; /* state of this gdisplay's render thread */
add sample_colorize and curve_bend defs * plug-ins/common/plugin-defs.pl: add sample_colorize and curve_bend defs * libgimp/color_selector.h: minor consistency cleanup * libgimp/gimpchainbutton.[ch]: use new style gtk object helper macros * libgimp/gimpfileselection.c * libgimp/gimpmatrix.h: minor cleanup * libgimp/gimpintl.h: resync with gnome-i18n.h * libgimp/color_display.h * app/gimp.sym * app/gdisplay_color.[ch] * app/app_procs.c * app/gdisplay.h * app/image_render.c: color display transformation code. Still unfinished, so it's not activated yet. * app/buildmenu.h: remove unused defines (PULLDOWN, POPUP, OPTION) * app/colormaps.[ch] * app/image_render.c: remove vestigal dithering stuff * app/convolve.h * app/gimpdrawable.h * app/gimpimage.h * app/lut_funcs.h * app/paint_funcs.h * app/plug_in.h: enum nick changes from Marc * app/channel_ops.c * app/crop.c * app/gdisplay.c * app/gimpimage.[ch] * app/move.c: s/([A-Z]+)_GUIDE/ORIENTATION_$1/ * app/flip_tool.[ch] * app/shear_tool.[ch]: use ORIENTATION_* constants instead of our own * app/disp_callbacks.c: remove HORIZONTAL and VERTICAL #defines * app/general.h: enumified TOKEN_* symbols * app/lc_dialog.c * app/paint_funcs.c: remove unused variables * tools/pdbgen/lib.pl: autogen gimpenums.h (unfinished) * tools/pdbgen/stddefs.pdb: new std_orientation_enum, remove layer_mode shortcut since we've skipped it in app/ * tools/pdbgen/pdb/brush_select.pdb * tools/pdbgen/pdb/brushes.pdb * tools/pdbgen/pdb/drawable.pdb * tools/pdbgen/pdb/gimage.pdb * tools/pdbgen/pdb/guides.pdb * tools/pdbgen/pdb/layer.pdb * tools/pdbgen/pdb/tools.pdb: reflect above enum changes, whitespace cleanups * tools/pdbgen/enums.pl * app/brush_select_cmds.c * app/brushes_cmds.c * app/color_cmds.c * app/drawable_cmds.c * app/gimage_cmds.c * app/layer_cmds.c * app/procedural_db_cmds.c * app/tools_cmds.c: reflect pdb and enum nick changes above -Yosh
1999-07-29 07:00:08 +08:00
GList *cd_list; /* color display conversion stuff */
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};
/* member function declarations */
GDisplay * gdisplay_new (GimpImage *, unsigned int);
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void gdisplay_reconnect (GDisplay *, GimpImage *);
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void gdisplay_remove_and_delete (GDisplay *);
int gdisplay_mask_value (GDisplay *, int, int);
int gdisplay_mask_bounds (GDisplay *, int *, int *, int *, int *);
void gdisplay_transform_coords (GDisplay *, int, int, int *, int *, int);
void gdisplay_untransform_coords (GDisplay *, int, int, int *,
int *, int, int);
void gdisplay_transform_coords_f (GDisplay *, double, double, double *,
double *, int);
void gdisplay_untransform_coords_f (GDisplay *, double, double, double *,
double *, int);
void gdisplay_install_tool_cursor (GDisplay *, GdkCursorType);
void gdisplay_install_gimp_tool_cursor (GDisplay *, int);
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void gdisplay_remove_tool_cursor (GDisplay *);
void gdisplay_install_override_cursor(GDisplay *, GdkCursorType);
void gdisplay_remove_override_cursor (GDisplay *);
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void gdisplay_set_menu_sensitivity (GDisplay *);
void gdisplay_expose_area (GDisplay *, int, int, int, int);
void gdisplay_expose_guide (GDisplay *, Guide *);
void gdisplay_expose_full (GDisplay *);
void gdisplay_flush (GDisplay *);
void gdisplay_flush_now (GDisplay *);
void gdisplays_finish_draw (void);
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void gdisplay_draw_guides (GDisplay *);
void gdisplay_draw_guide (GDisplay *, Guide *, int);
Guide* gdisplay_find_guide (GDisplay *, int, int);
void gdisplay_snap_point (GDisplay *, double , double, double *, double *);
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void gdisplay_snap_rectangle (GDisplay *, int, int, int, int, int *, int *);
void gdisplay_update_cursor (GDisplay *, int, int);
void gdisplay_set_dot_for_dot (GDisplay *, int);
void gdisplay_resize_cursor_label (GDisplay *);
GDisplay * gdisplays_check_valid (GDisplay *, GimpImage *);
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/* function declarations */
GDisplay * gdisplay_active (void);
GDisplay * gdisplay_get_ID (int);
void gdisplay_update_title (GDisplay*);
void gdisplays_update_title (GimpImage*);
void gdisplays_resize_cursor_label (GimpImage*);
void gdisplays_update_area (GimpImage*, int, int, int, int);
void gdisplays_expose_guides (GimpImage*);
void gdisplays_expose_guide (GimpImage*, Guide *);
void gdisplays_update_full (GimpImage*);
void gdisplays_shrink_wrap (GimpImage*);
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void gdisplays_expose_full (void);
void gdisplays_selection_visibility (GimpImage*, SelectionControl);
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int gdisplays_dirty (void);
void gdisplays_delete (void);
void gdisplays_flush (void);
void gdisplays_flush_now (void);
void gdisplay_flush_displays_only (GDisplay *gdisp); /* no rerender! */
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#endif /* __GDISPLAY_H__ */