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002aa905db
1999-09-27 Michael Natterer <mitch@gimp.org> * app/Makefile.am * app/gimphelp.[ch] * app/gimpui.[ch]: new files * app/interface.[ch] * app/preferences_dialog.[ch] The GIMP Help System part 1: Press "F1" in any dialog to pop up the help page for this dialog. Moved the widget constructors from preferences_dialog.[ch] and the query boxes from interface.[ch] to gimpui.[ch]. The dialog constructors take a help_func and a help_data parameter and install the "F1" accelerator which emits the new "help" signal. The "help" signal callback calls help_func(help_data) which finally has to call gimp_help() which in turn invokes the help browser. Still have to find a proper way to (1) prevent "F1" being assigned to some menu item and (2) to catch "F1" while browsing the menu trees in order to pop up the help for the selected item. * app/menus.c: a <Toolbox>/File/Help... menu item. * app/commands.[ch]: a command callback for the "Help..." menu item. * app/gimprc.[ch]: new boolean gimprc variable "use_help". * app/info_dialog.[ch]: pass a help function and data to the info dialog constructor. * app/tools.[ch]: store the tools help page names in the tool info structure. Export a special tools_help_func() which shows the help page for the active tool. * app/[all files calling a dialog constructor]: pass the dialog's help page to the constructor. Most dialogs are now created by gimp_dialog_new() which also sets up the action_area and the WM delete event callback, so I removed the resp. code from these files. Fixed some minor bugs and did some other stuff but didn't change any logic except dialog creation. * plug-ins/helpbrowser/helpbrowser.c: don't try to call a running help browser and don't install any menu path (all done in app/gimphelp.[ch] now).
822 lines
23 KiB
C
822 lines
23 KiB
C
/* 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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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include "appenv.h"
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#include "actionarea.h"
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#include "color_balance.h"
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#include "color_transfer.h"
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#include "drawable.h"
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#include "general.h"
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#include "gimage_mask.h"
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#include "gdisplay.h"
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#include "gimpui.h"
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#include "image_map.h"
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#include "interface.h"
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#include "libgimp/gimpintl.h"
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#include "libgimp/gimpmath.h"
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#define TEXT_WIDTH 55
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#define CR_SLIDER 0x1
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#define MG_SLIDER 0x2
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#define YB_SLIDER 0x4
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#define CR_TEXT 0x8
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#define MG_TEXT 0x10
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#define YB_TEXT 0x20
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#define ALL 0xFF
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/* the color balance structures */
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typedef struct _ColorBalance ColorBalance;
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struct _ColorBalance
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{
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int x, y; /* coords for last mouse click */
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};
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/* the color balance tool options */
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static ToolOptions *color_balance_options = NULL;
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/* the color balance dialog */
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static ColorBalanceDialog *color_balance_dialog = NULL;
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/* color balance action functions */
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static void color_balance_control (Tool *, ToolAction, gpointer);
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static ColorBalanceDialog * color_balance_new_dialog (void);
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static void color_balance_update (ColorBalanceDialog *, int);
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static void color_balance_preview (ColorBalanceDialog *);
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static void color_balance_ok_callback (GtkWidget *, gpointer);
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static void color_balance_cancel_callback (GtkWidget *, gpointer);
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static void color_balance_shadows_callback (GtkWidget *, gpointer);
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static void color_balance_midtones_callback (GtkWidget *, gpointer);
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static void color_balance_highlights_callback (GtkWidget *, gpointer);
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static void color_balance_preserve_update (GtkWidget *, gpointer);
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static void color_balance_preview_update (GtkWidget *, gpointer);
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static void color_balance_cr_scale_update (GtkAdjustment *, gpointer);
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static void color_balance_mg_scale_update (GtkAdjustment *, gpointer);
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static void color_balance_yb_scale_update (GtkAdjustment *, gpointer);
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static void color_balance_cr_text_update (GtkWidget *, gpointer);
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static void color_balance_mg_text_update (GtkWidget *, gpointer);
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static void color_balance_yb_text_update (GtkWidget *, gpointer);
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/* color balance machinery */
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void
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color_balance (PixelRegion *srcPR,
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PixelRegion *destPR,
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void *user_data)
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{
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ColorBalanceDialog *cbd;
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unsigned char *src, *s;
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unsigned char *dest, *d;
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int alpha;
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int r, g, b;
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int r_n, g_n, b_n;
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int w, h;
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cbd = (ColorBalanceDialog *) user_data;
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h = srcPR->h;
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src = srcPR->data;
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dest = destPR->data;
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alpha = (srcPR->bytes == 4) ? TRUE : FALSE;
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while (h--)
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{
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w = srcPR->w;
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s = src;
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d = dest;
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while (w--)
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{
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r = s[RED_PIX];
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g = s[GREEN_PIX];
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b = s[BLUE_PIX];
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r_n = cbd->r_lookup[r];
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g_n = cbd->g_lookup[g];
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b_n = cbd->b_lookup[b];
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if (cbd->preserve_luminosity)
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{
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rgb_to_hls (&r_n, &g_n, &b_n);
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g_n = rgb_to_l (r, g, b);
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hls_to_rgb (&r_n, &g_n, &b_n);
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}
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d[RED_PIX] = r_n;
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d[GREEN_PIX] = g_n;
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d[BLUE_PIX] = b_n;
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if (alpha)
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d[ALPHA_PIX] = s[ALPHA_PIX];
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s += srcPR->bytes;
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d += destPR->bytes;
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}
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src += srcPR->rowstride;
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dest += destPR->rowstride;
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}
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}
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/* by_color select action functions */
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static void
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color_balance_control (Tool *tool,
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ToolAction action,
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gpointer gdisp_ptr)
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{
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ColorBalance * color_bal;
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color_bal = (ColorBalance *) tool->private;
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switch (action)
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{
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case PAUSE:
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break;
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case RESUME:
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break;
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case HALT:
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if (color_balance_dialog)
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color_balance_cancel_callback (NULL, (gpointer) color_balance_dialog);
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break;
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default:
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break;
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}
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}
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Tool *
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tools_new_color_balance ()
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{
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Tool * tool;
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ColorBalance * private;
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/* The tool options */
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if (!color_balance_options)
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{
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color_balance_options = tool_options_new (_("Color Balance Options"));
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tools_register (COLOR_BALANCE, color_balance_options);
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}
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tool = tools_new_tool (COLOR_BALANCE);
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private = g_new (ColorBalance, 1);
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tool->scroll_lock = TRUE; /* Disallow scrolling */
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tool->preserve = FALSE; /* Don't preserve on drawable change */
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tool->private = (void *) private;
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tool->control_func = color_balance_control;
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return tool;
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}
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void
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tools_free_color_balance (Tool *tool)
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{
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ColorBalance * color_bal;
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color_bal = (ColorBalance *) tool->private;
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/* Close the color select dialog */
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if (color_balance_dialog)
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color_balance_cancel_callback (NULL, (gpointer) color_balance_dialog);
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g_free (color_bal);
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}
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void
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color_balance_initialize (GDisplay *gdisp)
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{
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int i;
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if (! drawable_color (gimage_active_drawable (gdisp->gimage)))
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{
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g_message (_("Color balance operates only on RGB color drawables."));
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return;
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}
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/* The color balance dialog */
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if (!color_balance_dialog)
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color_balance_dialog = color_balance_new_dialog ();
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else
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if (!GTK_WIDGET_VISIBLE (color_balance_dialog->shell))
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gtk_widget_show (color_balance_dialog->shell);
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/* Initialize dialog fields */
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color_balance_dialog->image_map = NULL;
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for (i = 0; i < 3; i++)
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{
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color_balance_dialog->cyan_red[i] = 0.0;
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color_balance_dialog->magenta_green[i] = 0.0;
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color_balance_dialog->yellow_blue[i] = 0.0;
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}
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color_balance_dialog->drawable = gimage_active_drawable (gdisp->gimage);
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color_balance_dialog->image_map =
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image_map_create (gdisp, color_balance_dialog->drawable);
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color_balance_update (color_balance_dialog, ALL);
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}
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/**************************/
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/* Color Balance dialog */
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/**************************/
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static ColorBalanceDialog *
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color_balance_new_dialog ()
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{
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ColorBalanceDialog *cbd;
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GtkWidget *vbox;
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GtkWidget *hbox;
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GtkWidget *table;
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GtkWidget *start_label;
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GtkWidget *end_label;
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GtkWidget *label;
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GtkWidget *slider;
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GtkWidget *toggle;
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GtkWidget *radio_button;
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GtkObject *data;
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GSList *group = NULL;
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gint i;
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gchar *appl_mode_names[] =
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{
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N_("Shadows"),
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N_("Midtones"),
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N_("Highlights")
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};
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ActionCallback appl_mode_callbacks[] =
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{
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color_balance_shadows_callback,
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color_balance_midtones_callback,
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color_balance_highlights_callback
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};
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cbd = g_malloc (sizeof (ColorBalanceDialog));
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cbd->preserve_luminosity = TRUE;
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cbd->preview = TRUE;
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cbd->application_mode = SHADOWS;
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/* The shell and main vbox */
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cbd->shell = gimp_dialog_new (_("Color Balance"), "color_balance",
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tools_help_func, NULL,
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GTK_WIN_POS_NONE,
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FALSE, TRUE, FALSE,
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_("OK"), color_balance_ok_callback,
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cbd, NULL, TRUE, FALSE,
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_("Cancel"), color_balance_cancel_callback,
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cbd, NULL, FALSE, TRUE,
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NULL);
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vbox = gtk_vbox_new (FALSE, 2);
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gtk_container_set_border_width (GTK_CONTAINER (vbox), 2);
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gtk_container_add (GTK_CONTAINER (GTK_DIALOG (cbd->shell)->vbox), vbox);
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/* Horizontal box for application mode */
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hbox = gtk_hbox_new (TRUE, 2);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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label = gtk_label_new (_("Color Levels: "));
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, FALSE, 0);
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gtk_widget_show (label);
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/* cyan-red text */
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cbd->cyan_red_text = gtk_entry_new ();
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gtk_widget_set_usize (cbd->cyan_red_text, TEXT_WIDTH, 25);
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gtk_box_pack_start (GTK_BOX (hbox), cbd->cyan_red_text, TRUE, FALSE, 0);
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gtk_signal_connect (GTK_OBJECT (cbd->cyan_red_text), "changed",
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(GtkSignalFunc) color_balance_cr_text_update,
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cbd);
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gtk_widget_show (cbd->cyan_red_text);
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/* magenta-green text */
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cbd->magenta_green_text = gtk_entry_new ();
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gtk_widget_set_usize (cbd->magenta_green_text, TEXT_WIDTH, 25);
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gtk_box_pack_start (GTK_BOX (hbox), cbd->magenta_green_text, TRUE, FALSE, 0);
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gtk_signal_connect (GTK_OBJECT (cbd->magenta_green_text), "changed",
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(GtkSignalFunc) color_balance_mg_text_update,
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cbd);
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gtk_widget_show (cbd->magenta_green_text);
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/* yellow-blue text */
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cbd->yellow_blue_text = gtk_entry_new ();
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gtk_widget_set_usize (cbd->yellow_blue_text, TEXT_WIDTH, 25);
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gtk_box_pack_start (GTK_BOX (hbox), cbd->yellow_blue_text, TRUE, FALSE, 0);
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gtk_signal_connect (GTK_OBJECT (cbd->yellow_blue_text), "changed",
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(GtkSignalFunc) color_balance_yb_text_update,
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cbd);
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gtk_widget_show (cbd->yellow_blue_text);
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gtk_widget_show (hbox);
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/* The table containing sliders */
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table = gtk_table_new (3, 3, FALSE);
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gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0);
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/* Create the cyan-red scale widget */
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start_label = gtk_label_new (_("Cyan"));
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gtk_misc_set_alignment (GTK_MISC (start_label), 1.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), start_label, 0, 1, 0, 1,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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data = gtk_adjustment_new (0, -100.0, 100.0, 1.0, 1.0, 0.0);
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cbd->cyan_red_data = GTK_ADJUSTMENT (data);
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slider = gtk_hscale_new (GTK_ADJUSTMENT (data));
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gtk_scale_set_digits (GTK_SCALE (slider), 0);
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gtk_table_attach (GTK_TABLE (table), slider, 1, 2, 0, 1,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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2, 2);
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gtk_scale_set_value_pos (GTK_SCALE (slider), GTK_POS_TOP);
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gtk_range_set_update_policy (GTK_RANGE (slider), GTK_UPDATE_DELAYED);
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gtk_signal_connect (GTK_OBJECT (data), "value_changed",
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(GtkSignalFunc) color_balance_cr_scale_update,
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cbd);
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end_label = gtk_label_new (_("Red"));
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gtk_misc_set_alignment (GTK_MISC (end_label), 0.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), end_label, 2, 3, 0, 1,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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gtk_widget_show (start_label);
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gtk_widget_show (end_label);
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gtk_widget_show (slider);
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/* Create the magenta-green scale widget */
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start_label = gtk_label_new (_("Magenta"));
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gtk_misc_set_alignment (GTK_MISC (start_label), 1.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), start_label, 0, 1, 1, 2,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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data = gtk_adjustment_new (0, -100.0, 100.0, 1.0, 1.0, 0.0);
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cbd->magenta_green_data = GTK_ADJUSTMENT (data);
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slider = gtk_hscale_new (GTK_ADJUSTMENT (data));
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gtk_scale_set_digits (GTK_SCALE (slider), 0);
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gtk_table_attach (GTK_TABLE (table), slider, 1, 2, 1, 2,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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2, 2);
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gtk_scale_set_value_pos (GTK_SCALE (slider), GTK_POS_TOP);
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gtk_range_set_update_policy (GTK_RANGE (slider), GTK_UPDATE_DELAYED);
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gtk_signal_connect (GTK_OBJECT (data), "value_changed",
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(GtkSignalFunc) color_balance_mg_scale_update,
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cbd);
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end_label = gtk_label_new (_("Green"));
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gtk_misc_set_alignment (GTK_MISC (end_label), 0.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), end_label, 2, 3, 1, 2,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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gtk_widget_show (start_label);
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gtk_widget_show (end_label);
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gtk_widget_show (slider);
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/* Create the yellow-blue scale widget */
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start_label = gtk_label_new (_("Yellow"));
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gtk_misc_set_alignment (GTK_MISC (start_label), 1.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), start_label, 0, 1, 2, 3,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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data = gtk_adjustment_new (0, -100.0, 100.0, 1.0, 1.0, 0.0);
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cbd->yellow_blue_data = GTK_ADJUSTMENT (data);
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slider = gtk_hscale_new (GTK_ADJUSTMENT (data));
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gtk_scale_set_digits (GTK_SCALE (slider), 0);
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gtk_table_attach (GTK_TABLE (table), slider, 1, 2, 2, 3,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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GTK_EXPAND | GTK_SHRINK | GTK_FILL,
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2, 2);
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gtk_scale_set_value_pos (GTK_SCALE (slider), GTK_POS_TOP);
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gtk_range_set_update_policy (GTK_RANGE (slider), GTK_UPDATE_DELAYED);
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gtk_signal_connect (GTK_OBJECT (data), "value_changed",
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(GtkSignalFunc) color_balance_yb_scale_update,
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cbd);
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end_label = gtk_label_new (_("Blue"));
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gtk_misc_set_alignment (GTK_MISC (end_label), 0.0, 1.0);
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gtk_table_attach (GTK_TABLE (table), end_label, 2, 3, 2, 3,
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GTK_SHRINK | GTK_FILL, GTK_SHRINK | GTK_FILL, 2, 2);
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gtk_widget_show (start_label);
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gtk_widget_show (end_label);
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gtk_widget_show (slider);
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/* Horizontal box for preview and preserve luminosity toggle buttons */
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hbox = gtk_hbox_new (TRUE, 2);
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gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
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/* The preview toggle */
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toggle = gtk_check_button_new_with_label (_("Preview"));
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), cbd->preview);
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gtk_box_pack_start (GTK_BOX (hbox), toggle, TRUE, FALSE, 0);
|
|
gtk_signal_connect (GTK_OBJECT (toggle), "toggled",
|
|
(GtkSignalFunc) color_balance_preview_update,
|
|
cbd);
|
|
gtk_widget_show (toggle);
|
|
|
|
/* The preserve luminosity toggle */
|
|
toggle = gtk_check_button_new_with_label (_("Preserve Luminosity"));
|
|
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (toggle), cbd->preserve_luminosity);
|
|
gtk_box_pack_start (GTK_BOX (hbox), toggle, TRUE, FALSE, 0);
|
|
gtk_signal_connect (GTK_OBJECT (toggle), "toggled",
|
|
(GtkSignalFunc) color_balance_preserve_update,
|
|
cbd);
|
|
gtk_widget_show (toggle);
|
|
gtk_widget_show (hbox);
|
|
|
|
/* Horizontal box for application mode */
|
|
hbox = gtk_hbox_new (TRUE, 2);
|
|
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
|
|
|
|
/* the radio buttons for application mode */
|
|
for (i = 0; i < 3; i++)
|
|
{
|
|
radio_button = gtk_radio_button_new_with_label (group, appl_mode_names[i]);
|
|
group = gtk_radio_button_group (GTK_RADIO_BUTTON (radio_button));
|
|
gtk_box_pack_start (GTK_BOX (hbox), radio_button, FALSE, FALSE, 0);
|
|
gtk_signal_connect (GTK_OBJECT (radio_button), "toggled",
|
|
(GtkSignalFunc) appl_mode_callbacks[i],
|
|
cbd);
|
|
gtk_widget_show (radio_button);
|
|
}
|
|
gtk_widget_show (hbox);
|
|
|
|
gtk_widget_show (table);
|
|
gtk_widget_show (vbox);
|
|
gtk_widget_show (cbd->shell);
|
|
|
|
return cbd;
|
|
}
|
|
|
|
static void
|
|
color_balance_update (ColorBalanceDialog *cbd,
|
|
int update)
|
|
{
|
|
char text[12];
|
|
|
|
if (update & CR_SLIDER)
|
|
{
|
|
cbd->cyan_red_data->value = cbd->cyan_red[cbd->application_mode];
|
|
gtk_signal_emit_by_name (GTK_OBJECT (cbd->cyan_red_data), "value_changed");
|
|
}
|
|
if (update & MG_SLIDER)
|
|
{
|
|
cbd->magenta_green_data->value = cbd->magenta_green[cbd->application_mode];
|
|
gtk_signal_emit_by_name (GTK_OBJECT (cbd->magenta_green_data), "value_changed");
|
|
}
|
|
if (update & YB_SLIDER)
|
|
{
|
|
cbd->yellow_blue_data->value = cbd->yellow_blue[cbd->application_mode];
|
|
gtk_signal_emit_by_name (GTK_OBJECT (cbd->yellow_blue_data), "value_changed");
|
|
}
|
|
if (update & CR_TEXT)
|
|
{
|
|
sprintf (text, "%0.0f", cbd->cyan_red[cbd->application_mode]);
|
|
gtk_entry_set_text (GTK_ENTRY (cbd->cyan_red_text), text);
|
|
}
|
|
if (update & MG_TEXT)
|
|
{
|
|
sprintf (text, "%0.0f", cbd->magenta_green[cbd->application_mode]);
|
|
gtk_entry_set_text (GTK_ENTRY (cbd->magenta_green_text), text);
|
|
}
|
|
if (update & YB_TEXT)
|
|
{
|
|
sprintf (text, "%0.0f", cbd->yellow_blue[cbd->application_mode]);
|
|
gtk_entry_set_text (GTK_ENTRY (cbd->yellow_blue_text), text);
|
|
}
|
|
}
|
|
|
|
void
|
|
color_balance_create_lookup_tables (ColorBalanceDialog *cbd)
|
|
{
|
|
double *cyan_red_transfer[3];
|
|
double *magenta_green_transfer[3];
|
|
double *yellow_blue_transfer[3];
|
|
int i;
|
|
gint32 r_n, g_n, b_n;
|
|
/* Set the transfer arrays (for speed) */
|
|
cyan_red_transfer[SHADOWS] = (cbd->cyan_red[SHADOWS] > 0) ? shadows_add : shadows_sub;
|
|
cyan_red_transfer[MIDTONES] = (cbd->cyan_red[MIDTONES] > 0) ? midtones_add : midtones_sub;
|
|
cyan_red_transfer[HIGHLIGHTS] = (cbd->cyan_red[HIGHLIGHTS] > 0) ? highlights_add : highlights_sub;
|
|
magenta_green_transfer[SHADOWS] = (cbd->magenta_green[SHADOWS] > 0) ? shadows_add : shadows_sub;
|
|
magenta_green_transfer[MIDTONES] = (cbd->magenta_green[MIDTONES] > 0) ? midtones_add : midtones_sub;
|
|
magenta_green_transfer[HIGHLIGHTS] = (cbd->magenta_green[HIGHLIGHTS] > 0) ? highlights_add : highlights_sub;
|
|
yellow_blue_transfer[SHADOWS] = (cbd->yellow_blue[SHADOWS] > 0) ? shadows_add : shadows_sub;
|
|
yellow_blue_transfer[MIDTONES] = (cbd->yellow_blue[MIDTONES] > 0) ? midtones_add : midtones_sub;
|
|
yellow_blue_transfer[HIGHLIGHTS] = (cbd->yellow_blue[HIGHLIGHTS] > 0) ? highlights_add : highlights_sub;
|
|
|
|
for (i = 0; i < 256; i++)
|
|
{
|
|
r_n = i;
|
|
g_n = i;
|
|
b_n = i;
|
|
|
|
r_n += cbd->cyan_red[SHADOWS] * cyan_red_transfer[SHADOWS][r_n];
|
|
r_n = CLAMP0255 (r_n);
|
|
r_n += cbd->cyan_red[MIDTONES] * cyan_red_transfer[MIDTONES][r_n];
|
|
r_n = CLAMP0255 (r_n);
|
|
r_n += cbd->cyan_red[HIGHLIGHTS] * cyan_red_transfer[HIGHLIGHTS][r_n];
|
|
r_n = CLAMP0255 (r_n);
|
|
|
|
g_n += cbd->magenta_green[SHADOWS] * magenta_green_transfer[SHADOWS][g_n];
|
|
g_n = CLAMP0255 (g_n);
|
|
g_n += cbd->magenta_green[MIDTONES] * magenta_green_transfer[MIDTONES][g_n];
|
|
g_n = CLAMP0255 (g_n);
|
|
g_n += cbd->magenta_green[HIGHLIGHTS] * magenta_green_transfer[HIGHLIGHTS][g_n];
|
|
g_n = CLAMP0255 (g_n);
|
|
|
|
b_n += cbd->yellow_blue[SHADOWS] * yellow_blue_transfer[SHADOWS][b_n];
|
|
b_n = CLAMP0255 (b_n);
|
|
b_n += cbd->yellow_blue[MIDTONES] * yellow_blue_transfer[MIDTONES][b_n];
|
|
b_n = CLAMP0255 (b_n);
|
|
b_n += cbd->yellow_blue[HIGHLIGHTS] * yellow_blue_transfer[HIGHLIGHTS][b_n];
|
|
b_n = CLAMP0255 (b_n);
|
|
|
|
cbd->r_lookup[i] = r_n;
|
|
cbd->g_lookup[i] = g_n;
|
|
cbd->b_lookup[i] = b_n;
|
|
}
|
|
|
|
}
|
|
|
|
static void
|
|
color_balance_preview (ColorBalanceDialog *cbd)
|
|
{
|
|
if (!cbd->image_map)
|
|
g_message ("color_balance_preview(): No image map");
|
|
active_tool->preserve = TRUE;
|
|
color_balance_create_lookup_tables(cbd);
|
|
image_map_apply (cbd->image_map, color_balance, (void *) cbd);
|
|
active_tool->preserve = FALSE;
|
|
}
|
|
|
|
static void
|
|
color_balance_ok_callback (GtkWidget *widget,
|
|
gpointer client_data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) client_data;
|
|
|
|
if (GTK_WIDGET_VISIBLE (cbd->shell))
|
|
gtk_widget_hide (cbd->shell);
|
|
|
|
active_tool->preserve = TRUE;
|
|
|
|
if (!cbd->preview)
|
|
image_map_apply (cbd->image_map, color_balance, (void *) cbd);
|
|
|
|
if (cbd->image_map)
|
|
image_map_commit (cbd->image_map);
|
|
|
|
active_tool->preserve = FALSE;
|
|
|
|
cbd->image_map = NULL;
|
|
|
|
active_tool->gdisp_ptr = NULL;
|
|
active_tool->drawable = NULL;
|
|
}
|
|
|
|
static void
|
|
color_balance_cancel_callback (GtkWidget *widget,
|
|
gpointer client_data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) client_data;
|
|
if (GTK_WIDGET_VISIBLE (cbd->shell))
|
|
gtk_widget_hide (cbd->shell);
|
|
|
|
if (cbd->image_map)
|
|
{
|
|
active_tool->preserve = TRUE;
|
|
image_map_abort (cbd->image_map);
|
|
active_tool->preserve = FALSE;
|
|
|
|
gdisplays_flush ();
|
|
cbd->image_map = NULL;
|
|
}
|
|
|
|
active_tool->gdisp_ptr = NULL;
|
|
active_tool->drawable = NULL;
|
|
}
|
|
|
|
static void
|
|
color_balance_shadows_callback (GtkWidget *widget,
|
|
gpointer client_data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) client_data;
|
|
cbd->application_mode = SHADOWS;
|
|
color_balance_update (cbd, ALL);
|
|
}
|
|
|
|
static void
|
|
color_balance_midtones_callback (GtkWidget *widget,
|
|
gpointer client_data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) client_data;
|
|
cbd->application_mode = MIDTONES;
|
|
color_balance_update (cbd, ALL);
|
|
}
|
|
|
|
static void
|
|
color_balance_highlights_callback (GtkWidget *widget,
|
|
gpointer client_data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) client_data;
|
|
cbd->application_mode = HIGHLIGHTS;
|
|
color_balance_update (cbd, ALL);
|
|
}
|
|
|
|
static void
|
|
color_balance_preserve_update (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) data;
|
|
|
|
if (GTK_TOGGLE_BUTTON (w)->active)
|
|
{
|
|
cbd->preserve_luminosity = TRUE;
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
else
|
|
{
|
|
cbd->preserve_luminosity = FALSE;
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_preview_update (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) data;
|
|
|
|
if (GTK_TOGGLE_BUTTON (w)->active)
|
|
{
|
|
cbd->preview = TRUE;
|
|
color_balance_preview (cbd);
|
|
}
|
|
else
|
|
cbd->preview = FALSE;
|
|
}
|
|
|
|
static void
|
|
color_balance_cr_scale_update (GtkAdjustment *adjustment,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) data;
|
|
|
|
if (cbd->cyan_red[cbd->application_mode] != adjustment->value)
|
|
{
|
|
cbd->cyan_red[cbd->application_mode] = adjustment->value;
|
|
color_balance_update (cbd, CR_TEXT);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_mg_scale_update (GtkAdjustment *adjustment,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) data;
|
|
|
|
if (cbd->magenta_green[cbd->application_mode] != adjustment->value)
|
|
{
|
|
cbd->magenta_green[cbd->application_mode] = adjustment->value;
|
|
color_balance_update (cbd, MG_TEXT);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_yb_scale_update (GtkAdjustment *adjustment,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
|
|
cbd = (ColorBalanceDialog *) data;
|
|
|
|
if (cbd->yellow_blue[cbd->application_mode] != adjustment->value)
|
|
{
|
|
cbd->yellow_blue[cbd->application_mode] = adjustment->value;
|
|
color_balance_update (cbd, YB_TEXT);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_cr_text_update (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
char *str;
|
|
int value;
|
|
|
|
str = gtk_entry_get_text (GTK_ENTRY (w));
|
|
cbd = (ColorBalanceDialog *) data;
|
|
value = BOUNDS (((int) atof (str)), -100, 100);
|
|
|
|
if ((int) cbd->cyan_red[cbd->application_mode] != value)
|
|
{
|
|
cbd->cyan_red[cbd->application_mode] = value;
|
|
color_balance_update (cbd, CR_SLIDER);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_mg_text_update (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
char *str;
|
|
int value;
|
|
|
|
str = gtk_entry_get_text (GTK_ENTRY (w));
|
|
cbd = (ColorBalanceDialog *) data;
|
|
value = BOUNDS (((int) atof (str)), -100, 100);
|
|
|
|
if ((int) cbd->magenta_green[cbd->application_mode] != value)
|
|
{
|
|
cbd->magenta_green[cbd->application_mode] = value;
|
|
color_balance_update (cbd, MG_SLIDER);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|
|
|
|
static void
|
|
color_balance_yb_text_update (GtkWidget *w,
|
|
gpointer data)
|
|
{
|
|
ColorBalanceDialog *cbd;
|
|
char *str;
|
|
int value;
|
|
|
|
str = gtk_entry_get_text (GTK_ENTRY (w));
|
|
cbd = (ColorBalanceDialog *) data;
|
|
value = BOUNDS (((int) atof (str)), -100, 100);
|
|
|
|
if ((int) cbd->yellow_blue[cbd->application_mode] != value)
|
|
{
|
|
cbd->yellow_blue[cbd->application_mode] = value;
|
|
color_balance_update (cbd, YB_SLIDER);
|
|
|
|
if (cbd->preview)
|
|
color_balance_preview (cbd);
|
|
}
|
|
}
|