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|
/*
SANE EPSON backend
Copyright (C) 2001, 2005, 2008 SEIKO EPSON CORPORATION
Date Author Reason
06/01/2001 N.Sasaki New
This file is part of the `iscan' program.
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., 675 Mass Ave, Cambridge, MA 02139, USA.
As a special exception, the copyright holders give permission
to link the code of this program with the esmod library and
distribute linked combinations including the two. You must obey
the GNU General Public License in all respects for all of the
code used other then esmod.
*/
#include <config.h>
#include "gettext.h"
#define _(msg_id) gettext (msg_id)
/*------------------------------------------------------------*/
#include <gtk/gtk.h>
#include <stdio.h>
#include <string.h>
/*------------------------------------------------------------*/
#include "pisa_view_manager.h"
#include "pisa_image_controls.h"
#include "pisa_tool.h"
#include "pisa_error.h"
#include "pisa_structs.h"
#include "pisa_default_val.h"
/*------------------------------------------------------------*/
static void value_changed ( GtkAdjustment * adjust, gpointer data );
/*------------------------------------------------------------*/
#define ID_SCALE_GAMMA 0x0001
#define ID_SCALE_HIGHLIGHT 0x0002
#define ID_SCALE_SHADOW 0x0003
#define ID_SCALE_THRESHOLD 0x0004
#define ID_SCALE_BRIGHTNESS 0x0005
#define ID_SCALE_CONTRAST 0x0006
scale_items g_scale_gamma = { ID_SCALE_GAMMA, 0, 0,
( GtkSignalFunc * ) value_changed,
DEFGAMMA,
MINGAMMA,
MAXGAMMA,
LINEGAMMA,
PAGEGAMMA };
scale_items g_scale_highlight = { ID_SCALE_HIGHLIGHT, 0, 0,
( GtkSignalFunc * ) value_changed,
DEFHIGHLIGHT,
MINHIGHLIGHT,
MAXHIGHLIGHT,
LINEHIGHLIGHT,
PAGEHIGHLIGHT };
scale_items g_scale_shadow = { ID_SCALE_SHADOW, 0, 0,
( GtkSignalFunc * ) value_changed,
DEFSHADOW,
MINSHADOW,
MAXSHADOW,
LINESHADOW,
PAGESHADOW };
scale_items g_scale_threshold = { ID_SCALE_THRESHOLD, 0, 0,
( GtkSignalFunc * ) value_changed,
DEFTHRESHOLD,
MINTHRESHOLD,
MAXTHRESHOLD,
LINETHRESHOLD,
PAGETHRESHOLD };
scale_items g_scale_brightness = { ID_SCALE_BRIGHTNESS, 0, 0,
( GtkSignalFunc * ) value_changed,
0, /* get value from backend */
0, /* get range.max from backend */
0, /* get range.min from backend */
0, /* get range.quant from backend */
0 };
scale_items g_scale_contrast = { ID_SCALE_CONTRAST, 0, 0,
( GtkSignalFunc * ) value_changed,
0, /* get value from backend */
0, /* get range.max from backend */
0, /* get range.min from backend */
0, /* get range.quant from backend */
0 };
/*------------------------------------------------------------*/
static void value_changed ( GtkAdjustment * adjust, gpointer data )
{
long id;
long val;
int change;
marquee * marq;
id = * ( long * ) data;
change = 1;
marq = & g_view_manager->get_marquee ();
switch ( id )
{
case ID_SCALE_GAMMA:
val = ( long ) ( adjust->value * 100 );
if ( marq->gamma == val )
change = 0;
else
marq->gamma = val;
break;
case ID_SCALE_HIGHLIGHT:
val = ( long ) ( adjust->value );
if ( marq->highlight == val )
change = 0;
else
marq->highlight = val;
break;
case ID_SCALE_SHADOW:
val = ( long ) ( adjust->value );
if ( marq->shadow == val )
change = 0;
else
marq->shadow = val;
break;
case ID_SCALE_THRESHOLD:
val = ( long ) ( adjust->value );
if ( marq->threshold == val )
change = 0;
else
marq->threshold = val;
break;
case ID_SCALE_BRIGHTNESS:
val = ( long ) ( adjust->value );
if ( marq->brightness != val )
{
marq->brightness = val;
}
change = 0;
break;
case ID_SCALE_CONTRAST:
val = ( long ) ( adjust->value );
if ( marq->contrast != val )
{
marq->contrast = val;
}
change = 0;
break;
}
if ( change )
{
::g_view_manager->update_lut ( );
preview_window *prev_cls =
(preview_window *) ::g_view_manager->get_window_cls (ID_WINDOW_PREV);
prev_cls->update_img ( );
}
}
/*------------------------------------------------------------*/
void image_controls::sensitive ( int is_prev_img )
{
marquee * marq;
gboolean enable_color, enable_bw;
gboolean enable_brightness_contrast;
scan_manager * scan_mgr;
scan_mgr = g_view_manager->get_scan_manager ();
marq = & g_view_manager->get_marquee ();
// update value
::gtk_adjustment_set_value ( ::g_scale_gamma.adjust, marq->gamma / 100.0f );
::gtk_adjustment_set_value ( ::g_scale_highlight.adjust, marq->highlight );
::gtk_adjustment_set_value ( ::g_scale_shadow.adjust, marq->shadow );
::gtk_adjustment_set_value ( ::g_scale_threshold.adjust, marq->threshold );
::gtk_adjustment_set_value ( ::g_scale_brightness.adjust, marq->brightness );
::gtk_adjustment_set_value ( ::g_scale_contrast.adjust, marq->contrast );
// grayout
if ( is_prev_img
&& g_view_manager->get_settings ().imgtype.pixeltype != PISA_PT_BW )
enable_color = TRUE;
else
enable_color = FALSE;
if ( is_prev_img
&& g_view_manager->get_settings ().imgtype.pixeltype == PISA_PT_BW )
enable_bw = TRUE;
else
enable_bw = FALSE;
::gtk_widget_set_sensitive ( ::g_scale_gamma.widget, enable_color );
::gtk_widget_set_sensitive ( ::g_scale_highlight.widget, enable_color );
::gtk_widget_set_sensitive ( ::g_scale_shadow.widget, enable_color );
::gtk_widget_set_sensitive ( ::g_scale_threshold.widget, enable_bw );
// reset brightness, contrast
enable_brightness_contrast = TRUE;
if ( is_prev_img )
{
::gtk_range_set_value ( GTK_RANGE (::g_scale_brightness.widget ),
brightness_default );
::gtk_range_set_value ( GTK_RANGE (::g_scale_contrast.widget ),
contrast_default );
enable_brightness_contrast = FALSE;
}
::gtk_widget_set_sensitive ( ::g_scale_brightness.widget,
( enable_brightness_contrast
&& scan_mgr->has_brightness() ) );
::gtk_widget_set_sensitive ( ::g_scale_contrast.widget,
( enable_brightness_contrast
&& scan_mgr->has_contrast() ) );
}
/*------------------------------------------------------------*/
GtkWidget * image_controls::create_controls ( void )
{
GtkWidget * vbox;
GtkWidget * table;
GtkWidget * label;
GtkWidget * scale;
GtkWidget * separator;
scan_manager * scan_mgr;
scan_mgr = g_view_manager->get_scan_manager ();
table = ::gtk_table_new ( 4, 2, FALSE );
::gtk_container_border_width ( GTK_CONTAINER ( table ), 5 );
::gtk_table_set_row_spacings ( GTK_TABLE ( table ), 3 );
::gtk_table_set_col_spacings ( GTK_TABLE ( table ), 5 );
// gamma
label = ::gtk_label_new ( _( "Gamma:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scale = ::pisa_create_scale ( & ::g_scale_gamma );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 2 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 0, 1,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
// highlight
label = ::gtk_label_new ( _( "Highlight:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 1, 2,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scale = ::pisa_create_scale ( & ::g_scale_highlight );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 0 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 1, 2,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
// shadow
label = ::gtk_label_new ( _( "Shadow:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 2, 3,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scale = pisa_create_scale ( & ::g_scale_shadow );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 0 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 2, 3,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
// threshold
label = ::gtk_label_new ( _( "Threshold:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 3, 4,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scale = pisa_create_scale ( & ::g_scale_threshold );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 0 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 3, 4,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
::gtk_widget_show ( table );
vbox = gtk_vbox_new (false, 5);
gtk_box_pack_start (GTK_BOX (vbox), table, false, false, 0);
separator = ::gtk_hseparator_new ( );
::gtk_box_pack_start ( GTK_BOX ( vbox ), separator, FALSE, FALSE, 2 );
::gtk_widget_show ( separator );
// new table
table = ::gtk_table_new ( 2, 2, FALSE );
::gtk_container_border_width ( GTK_CONTAINER ( table ), 5 );
::gtk_table_set_row_spacings ( GTK_TABLE ( table ), 3 );
::gtk_table_set_col_spacings ( GTK_TABLE ( table ), 5 );
// Set brightness-method before you get brightness.
scan_mgr->set_brightness_method(br_iscan);
// brightness
label = ::gtk_label_new ( _( "Brightness:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 0, 1,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scan_mgr->get_value (SANE_NAME_BRIGHTNESS, &g_scale_brightness.val);
scan_mgr->get_range (SANE_NAME_BRIGHTNESS,
&g_scale_brightness.max,
&g_scale_brightness.min,
&g_scale_brightness.step);
g_scale_brightness.page = g_scale_brightness.step * 5;
brightness_default = g_scale_brightness.val;
scale = pisa_create_scale ( & ::g_scale_brightness );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 0 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 0, 1,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
// contrast
label = ::gtk_label_new ( _( "Contrast:" ) );
::gtk_misc_set_alignment ( GTK_MISC ( label ), 1.0, 0.5 );
::gtk_table_attach ( GTK_TABLE ( table ), label, 0, 1, 1, 2,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( label );
scan_mgr->get_value (SANE_NAME_CONTRAST, &g_scale_contrast.val);
scan_mgr->get_range (SANE_NAME_CONTRAST,
&g_scale_contrast.max,
&g_scale_contrast.min,
&g_scale_contrast.step);
g_scale_contrast.page = g_scale_contrast.step * 5;
contrast_default = g_scale_contrast.val;
scale = pisa_create_scale ( & ::g_scale_contrast );
::gtk_widget_set_usize ( scale, 200, -1 );
::gtk_scale_set_digits ( GTK_SCALE ( scale ), 0 );
::gtk_range_set_update_policy ( GTK_RANGE ( scale ), GTK_UPDATE_DELAYED );
::gtk_table_attach ( GTK_TABLE ( table ), scale, 1, 2, 1, 2,
GTK_FILL, GTK_FILL, 0, 0 );
::gtk_widget_show ( scale );
::gtk_widget_show ( table );
gtk_box_pack_start (GTK_BOX (vbox), table, false, false, 0);
return vbox;
}
|
