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);
}
}
static void click_shift_create() // Button to create a sequence of undo images
{
int i;
if ( shifter_max<2 ) return; // Nothing to do
for ( i=0; i<shifter_max; i++ )
{
shifter_set_palette(i);
spot_undo(UNDO_PAL);
}
shifter_set_palette( mt_spinslide_get_value(shifter_slider) );
update_stuff(UPD_PAL);
}
static void click_shift_fix() // Button to fix palette pressed
{
int i = mt_spinslide_get_value(shifter_slider);
if ( i==0 || i>=shifter_max ) return; // Nothing to do
mem_pal_copy( mem_pal, sh_old_pal );
spot_undo(UNDO_PAL);
shifter_set_palette(i);
mem_pal_copy( sh_old_pal, mem_pal );
mt_spinslide_set_value(shifter_slider, 0);
update_stuff(UPD_PAL);
}