static void shift_btn(shifter_dd *dt, void **wdata, int what, void **where)
{
int i;
if ((what == op_EVT_OK) || (what == op_EVT_CANCEL))
{
shift_play_state = FALSE; // Stop
mem_pal_copy(mem_pal, dt->old_pal);
update_stuff(UPD_PAL);
run_destroy(wdata);
return;
}
if (what == op_EVT_CHANGE) // Play toggle
{
cmd_read(where, dt);
if (shift_play_state && !shift_timer_state) // Start timer
shift_timer_state = threads_timeout_add(100,
shift_play_timer_call, dt);
return;
}
where = origin_slot(where);
if (where == dt->fix) // Button to fix palette pressed
{
i = dt->frame[0];
if (!i || (i > dt->frame[2])) return; // Nothing to do
mem_pal_copy(mem_pal, dt->old_pal);
spot_undo(UNDO_PAL);
shifter_set_palette(dt, i);
mem_pal_copy(dt->old_pal, mem_pal);
cmd_set(dt->slider, 0);
update_stuff(UPD_PAL);
}
else if (where == dt->clear) // Button to clear all of the values
{
for (i = 0; i < NSHIFT; i++)
spins[i][0][0] = spins[i][1][0] = spins[i][2][0] = 0;
cmd_reset(dt->spinpack, dt);
shifter_moved(dt, wdata, op_EVT_CHANGE, dt->spinpack);
}
else if (where == dt->create) // Button to create a sequence of undo images
{
if (!dt->frame[2]) return; // Nothing to do
for (i = 0; i <= dt->frame[2]; i++)
{
shifter_set_palette(dt, i);
spot_undo(UNDO_PAL);
}
shifter_set_palette(dt, dt->frame[0]);
update_stuff(UPD_PAL);
}
}
void pressed_shifter()
{
GtkWidget *vbox, *hbox, *table, *button, *label;
GtkAccelGroup* ag = gtk_accel_group_new();
int i, j, max;
char txt[32];
shifter_window = add_a_window(GTK_WINDOW_TOPLEVEL, _("Palette Shifter"),
GTK_WIN_POS_CENTER, TRUE);
vbox = add_vbox(shifter_window);
gtk_container_set_border_width(GTK_CONTAINER(vbox), 5);
table = add_a_table(9, 4, 5, vbox);
label = add_to_table( _("Start"), table, 0, 1, 1 );
gtk_misc_set_alignment( GTK_MISC(label), 0.5, 0.5 );
label = add_to_table( _("Finish"), table, 0, 2, 1 );
gtk_misc_set_alignment( GTK_MISC(label), 0.5, 0.5 );
label = add_to_table( _("Delay"), table, 0, 3, 1 );
gtk_misc_set_alignment( GTK_MISC(label), 0.5, 0.5 );
for ( i=0; i<8; i++ )
{
sprintf(txt, "%i", i);
add_to_table( txt, table, i+1, 0, 5 );
for ( j=0; j<3; j++ )
{
if ( j==2 ) max=255; else max=mem_cols-1;
shifter_spin[i][j] = spin_to_table( table, i+1, j+1, 2,
shifter_in[i][j], 0, max );
spin_connect(shifter_spin[i][j],
GTK_SIGNAL_FUNC(shifter_moved), NULL);
}
}
hbox = pack(vbox, gtk_hbox_new(FALSE, 0));
gtk_widget_show (hbox);
button = pack(hbox, sig_toggle_button(_("Play"), FALSE, NULL,
GTK_SIGNAL_FUNC(shift_but_playstop)));
shift_play_state = FALSE; // Stopped
shifter_label = xpack(hbox, gtk_label_new(""));
gtk_widget_show( shifter_label );
gtk_misc_set_alignment( GTK_MISC(shifter_label), 0.5, 0.5 );
shifter_slider = xpack5(vbox, mt_spinslide_new(-1, -1));
mt_spinslide_set_range(shifter_slider, 0, 0);
mt_spinslide_set_value(shifter_slider, 0);
mt_spinslide_connect(shifter_slider, GTK_SIGNAL_FUNC(shifter_slider_moved), NULL);
add_hseparator( vbox, -2, 10 );
hbox = pack(vbox, gtk_hbox_new(FALSE, 0));
gtk_widget_show (hbox);
button = xpack5(hbox, gtk_button_new_with_label(_("Clear")));
gtk_widget_show(button);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(click_shift_clear), NULL);
button = xpack5(hbox, gtk_button_new_with_label(_("Fix Palette")));
gtk_widget_show(button);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(click_shift_fix), NULL);
button = xpack5(hbox, gtk_button_new_with_label(_("Create Frames")));
gtk_widget_show(button);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(click_shift_create), NULL);
button = xpack5(hbox, gtk_button_new_with_label(_("Close")));
gtk_widget_show(button);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
GTK_SIGNAL_FUNC(click_shift_close), NULL );
gtk_widget_add_accelerator (button, "clicked", ag, GDK_Escape, 0, (GtkAccelFlags) 0);
delete_to_click(shifter_window, button);
gtk_window_add_accel_group(GTK_WINDOW (shifter_window), ag);
// !!! Transient windows cannot be minimized; don't know if that's desirable here
// gtk_window_set_transient_for(GTK_WINDOW(shifter_window), GTK_WINDOW(main_window));
gtk_widget_show(shifter_window);
#if GTK_MAJOR_VERSION == 1
gtk_widget_queue_resize(shifter_window); /* Re-render sliders */
#endif
mem_pal_copy( sh_old_pal, mem_pal ); // Backup the current palette
shifter_pos = 0;
shifter_max = 0;
shifter_moved(); // Initialize the input array
}
