#include <config.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <gtk/gtkdialog.h>
#include <gtk/gtkdrawingarea.h>
#include <gtk/gtkentry.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtkimage.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkmain.h>
#include <gtk/gtkradiobutton.h>
#include <gtk/gtkstock.h>
#include <gtk/gtktable.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkwindow.h>
#include <gimp-print/gimp-print-intl-internal.h>
#include <gimp-print-ui2/curve.h>
#include <gimp-print-ui2/gammacurve.h>
static GtkVBoxClass *parent_class = NULL;
static void stpui_gamma_curve_class_init (StpuiGammaCurveClass *class);
static void stpui_gamma_curve_init (StpuiGammaCurve *curve);
static void stpui_gamma_curve_destroy (GtkObject *object);
static void curve_type_changed_callback (GtkWidget *w, gpointer data);
static void button_realize_callback (GtkWidget *w);
static void button_toggled_callback (GtkWidget *w, gpointer data);
static void button_clicked_callback (GtkWidget *w, gpointer data);
enum
{
LINEAR = 0,
SPLINE,
FREE,
GAMMA,
RESET,
NUM_XPMS
};
static const char *xpm[][27] =
{
{
"16 16 4 1",
". c None",
"B c #000000",
"+ c #BC2D2D",
"r c #FF0000",
"..............BB",
".........rrrrrrB",
".......rr.......",
".....B+.........",
"....BBB.........",
"....+B..........",
"....r...........",
"...r............",
"...r............",
"..r.............",
"..r.............",
".r..............",
".r..............",
".r..............",
"B+..............",
"BB.............."
},
{
"16 16 5 1",
". c None",
"B c #000000",
"' c #7F7F7F",
"+ c #824141",
"r c #FF0000",
"..............BB",
"..............+B",
"..............r.",
".............r..",
".............r..",
"....'B'.....r...",
"....BBB.....r...",
"....+B+....r....",
"....r.r....r....",
"...r...r..r.....",
"...r...r..r.....",
"..r.....rB+.....",
"..r.....BBB.....",
".r......'B'.....",
"B+..............",
"BB.............."
},
{
"16 16 2 1",
". c None",
"r c #FF0000",
"................",
"................",
"......r.........",
"......r.........",
".......r........",
".......r........",
".......r........",
"........r.......",
"........r.......",
"........r.......",
".....r...r.rrrrr",
"....r....r......",
"...r.....r......",
"..r.......r.....",
".r........r.....",
"r..............."
},
{
"16 16 10 1",
". c None",
"B c #000000",
"& c #171717",
"# c #2F2F2F",
"X c #464646",
"= c #5E5E5E",
"/ c #757575",
"+ c #8C8C8C",
"- c #A4A4A4",
"` c #BBBBBB",
"................",
"................",
"................",
"....B=..+B+.....",
"....X&`./&-.....",
"...../+.XX......",
"......B.B+......",
"......X.X.......",
"......X&+.......",
"......-B........",
"....../=........",
"......#B........",
"......BB........",
"......B#........",
"................",
"................"
},
{
"16 16 4 1",
". c None",
"B c #000000",
"+ c #824141",
"r c #FF0000",
"..............BB",
"..............+B",
".............r..",
"............r...",
"...........r....",
"..........r.....",
".........r......",
"........r.......",
".......r........",
"......r.........",
".....r..........",
"....r...........",
"...r............",
"..r.............",
"B+..............",
"BB.............."
}
};
GType
stpui_gamma_curve_get_type (void)
{
static GType gamma_curve_type = 0;
if (!gamma_curve_type)
{
static const GTypeInfo gamma_curve_info =
{
sizeof (StpuiGammaCurveClass),
NULL,
NULL,
(GClassInitFunc) stpui_gamma_curve_class_init,
NULL,
NULL,
sizeof (StpuiGammaCurve),
0,
(GInstanceInitFunc) stpui_gamma_curve_init,
};
gamma_curve_type = g_type_register_static (GTK_TYPE_VBOX, "StpuiGammaCurve",
&gamma_curve_info, 0);
}
return gamma_curve_type;
}
static void
stpui_gamma_curve_class_init (StpuiGammaCurveClass *class)
{
GtkObjectClass *object_class;
parent_class = g_type_class_peek_parent (class);
object_class = (GtkObjectClass *) class;
object_class->destroy = stpui_gamma_curve_destroy;
}
static void
stpui_gamma_curve_init (StpuiGammaCurve *curve)
{
GtkWidget *vbox;
int i;
curve->gamma = 1.0;
curve->table = gtk_table_new (1, 2, FALSE);
gtk_table_set_col_spacings (GTK_TABLE (curve->table), 3);
gtk_container_add (GTK_CONTAINER (curve), curve->table);
curve->curve = stpui_curve_new ();
g_signal_connect (curve->curve, "curve_type_changed",
G_CALLBACK (curve_type_changed_callback), curve);
gtk_table_attach_defaults (GTK_TABLE (curve->table), curve->curve, 0, 1, 0, 1);
vbox = gtk_vbox_new ( FALSE, 3);
gtk_table_attach (GTK_TABLE (curve->table), vbox, 1, 2, 0, 1, 0, 0, 0, 0);
for (i = 0; i < 3; ++i)
{
curve->button[i] = gtk_toggle_button_new ();
g_object_set_data (G_OBJECT (curve->button[i]), "_StpuiGammaCurveIndex",
GINT_TO_POINTER (i));
gtk_container_add (GTK_CONTAINER (vbox), curve->button[i]);
g_signal_connect (curve->button[i], "realize",
G_CALLBACK (button_realize_callback), NULL);
g_signal_connect (curve->button[i], "toggled",
G_CALLBACK (button_toggled_callback), curve);
gtk_widget_show (curve->button[i]);
}
for (i = 3; i < 5; ++i)
{
curve->button[i] = gtk_button_new ();
g_object_set_data (G_OBJECT (curve->button[i]), "_StpuiGammaCurveIndex",
GINT_TO_POINTER (i));
gtk_container_add (GTK_CONTAINER (vbox), curve->button[i]);
g_signal_connect (curve->button[i], "realize",
G_CALLBACK (button_realize_callback), NULL);
g_signal_connect (curve->button[i], "clicked",
G_CALLBACK (button_clicked_callback), curve);
gtk_widget_show (curve->button[i]);
}
gtk_widget_show (vbox);
gtk_widget_show (curve->table);
gtk_widget_show (curve->curve);
}
static void
button_realize_callback (GtkWidget *w)
{
GtkWidget *pixmap;
GdkBitmap *mask;
GdkPixmap *pm;
int i;
i = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (w), "_StpuiGammaCurveIndex"));
pm = gdk_pixmap_create_from_xpm_d (w->window, &mask,
&w->style->bg[GTK_STATE_NORMAL], (gchar **)xpm[i]);
pixmap = gtk_image_new_from_pixmap (pm, mask);
gtk_container_add (GTK_CONTAINER (w), pixmap);
gtk_widget_show (pixmap);
g_object_unref (pm);
g_object_unref (mask);
}
static void
button_toggled_callback (GtkWidget *w, gpointer data)
{
StpuiGammaCurve *c = data;
StpuiCurveType type;
int active, i;
if (!GTK_TOGGLE_BUTTON (w)->active)
return;
active = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (w), "_StpuiGammaCurveIndex"));
for (i = 0; i < 3; ++i)
if ((i != active) && GTK_TOGGLE_BUTTON (c->button[i])->active)
break;
if (i < 3)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (c->button[i]), FALSE);
switch (active)
{
case 0: type = STPUI_CURVE_TYPE_SPLINE; break;
case 1: type = STPUI_CURVE_TYPE_LINEAR; break;
default: type = STPUI_CURVE_TYPE_FREE; break;
}
stpui_curve_set_curve_type (STPUI_CURVE (c->curve), type);
}
static void
gamma_cancel_callback (GtkWidget *w, gpointer data)
{
StpuiGammaCurve *c = data;
gtk_widget_destroy (c->gamma_dialog);
}
static void
gamma_ok_callback (GtkWidget *w, gpointer data)
{
StpuiGammaCurve *c = data;
const gchar *start;
gchar *end;
gfloat v;
start = gtk_entry_get_text (GTK_ENTRY (c->gamma_text));
if (start)
{
v = g_strtod (start, &end);
if (end > start && v > 0.0)
c->gamma = v;
}
stpui_curve_set_gamma (STPUI_CURVE (c->curve), c->gamma);
gamma_cancel_callback (w, data);
}
static void
button_clicked_callback (GtkWidget *w, gpointer data)
{
StpuiGammaCurve *c = data;
int active;
active = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (w), "_StpuiGammaCurveIndex"));
if (active == 3)
{
if (c->gamma_dialog)
return;
else
{
GtkWidget *vbox, *hbox, *label, *button;
gchar buf[64];
c->gamma_dialog = gtk_dialog_new ();
gtk_window_set_screen (GTK_WINDOW (c->gamma_dialog),
gtk_widget_get_screen (w));
gtk_window_set_title (GTK_WINDOW (c->gamma_dialog), _("Gamma"));
g_object_add_weak_pointer (G_OBJECT (c->gamma_dialog),
(gpointer *)&c->gamma_dialog);
vbox = GTK_DIALOG (c->gamma_dialog)->vbox;
hbox = gtk_hbox_new ( FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 2);
gtk_widget_show (hbox);
label = gtk_label_new_with_mnemonic (_("_Gamma value"));
gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 2);
gtk_widget_show (label);
sprintf (buf, "%g", c->gamma);
c->gamma_text = gtk_entry_new ();
gtk_label_set_mnemonic_widget (GTK_LABEL (label), c->gamma_text);
gtk_entry_set_text (GTK_ENTRY (c->gamma_text), buf);
gtk_box_pack_start (GTK_BOX (hbox), c->gamma_text, TRUE, TRUE, 2);
gtk_widget_show (c->gamma_text);
hbox = GTK_DIALOG (c->gamma_dialog)->action_area;
button = gtk_button_new_from_stock (GTK_STOCK_CANCEL);
g_signal_connect (button, "clicked",
G_CALLBACK (gamma_cancel_callback), c);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
gtk_widget_show (button);
button = gtk_button_new_from_stock (GTK_STOCK_OK);
GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT);
g_signal_connect (button, "clicked",
G_CALLBACK (gamma_ok_callback), c);
gtk_box_pack_start (GTK_BOX (hbox), button, TRUE, TRUE, 0);
gtk_widget_grab_default (button);
gtk_widget_show (button);
gtk_widget_show (c->gamma_dialog);
}
}
else
{
stpui_curve_reset (STPUI_CURVE (c->curve));
}
}
static void
curve_type_changed_callback (GtkWidget *w, gpointer data)
{
StpuiGammaCurve *c = data;
StpuiCurveType new_type;
int active;
new_type = STPUI_CURVE (w)->curve_type;
switch (new_type)
{
case STPUI_CURVE_TYPE_SPLINE: active = 0; break;
case STPUI_CURVE_TYPE_LINEAR: active = 1; break;
default: active = 2; break;
}
if (!GTK_TOGGLE_BUTTON (c->button[active])->active)
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (c->button[active]), TRUE);
}
GtkWidget*
stpui_gamma_curve_new (void)
{
return g_object_new (STPUI_TYPE_GAMMA_CURVE, NULL);
}
static void
stpui_gamma_curve_destroy (GtkObject *object)
{
StpuiGammaCurve *c;
g_return_if_fail (STPUI_IS_GAMMA_CURVE (object));
c = STPUI_GAMMA_CURVE (object);
if (c->gamma_dialog)
gtk_widget_destroy (c->gamma_dialog);
if (GTK_OBJECT_CLASS (parent_class)->destroy)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}