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/*======================================================================*/
/*= CHANGES AND UPDATES =*/
/*======================================================================*/
/*= date person file subject =*/
/*=--------------------------------------------------------------------=*/
/*= =*/
/*= 291193 hua dial.hc created =*/
/*= =*/
/*======================================================================*/
#include "dial.h"
#define button_dx 12
#define button_dy 8
#define val_dy 20
dial::dial (win *p_w,
char p_title [],
int p_title_dx,
int p_x,
int p_y,
int p_v_min,
int p_val,
int p_v_max,
int p_incr,
bool with_hist,
int values_dx,
bool may_edit,
int p_incr2,
bool auto_repeat)
{store_params;
show_buttons;
show_msg;
init_history;
w->tick ();
. store_params
{w = p_w;
x = p_x;
y = p_y;
v_min = p_v_min;
v_max = p_v_max;
incr = p_incr;
incr2 = p_incr2;
val_dx = values_dx;
title_dx = p_title_dx;
is_bool = false;
is_hist = with_hist;
with_edit = may_edit;
strcpy (title, p_title);
sprintf (s_value, "%d", p_val);
}.
. show_msg
{w->write (x, y + val_dy - 5, title);
}.
. show_buttons
{g_value = new Getline ("dial", w, s_value,
x + title_dx, y,
val_dx, val_dy);
up = new button (w, "/dial.up",
x + title_dx + val_dx + 2,
y, auto_repeat, by_default, by_default,1,1);
down = new button (w, "/dial.down",
x + title_dx + val_dx + 2,
y+button_dy+2, auto_repeat,
by_default, by_default,1,1);
if (incr2 != 0)
{up2 = new button (w, "/dial.up2",
x + title_dx + val_dx + 18,
y, auto_repeat, by_default, by_default,1,1);
down2 = new button (w, "/dial.down2",
x + title_dx + val_dx + 18,
y+button_dy+2,auto_repeat,
by_default,by_default,1,1);
};
}.
. init_history
{if (is_hist)
open_history;
}.
. open_history
{hist_button = new button (w,
"/hist.open",
x + title_dx + val_dx + 20, y + button_dy/2);
hist = new history (title, hist_button);
}.
}
dial::dial (win *p_w,
char p_title [],
int p_title_dx,
int p_x,
int p_y,
bool p_val)
{store_params;
show_buttons;
show_msg;
w->tick ();
. store_params
{w = p_w;
x = p_x;
y = p_y;
title_dx = p_title_dx;
is_bool = true;
strcpy (title, p_title);
b_val = p_val;
is_hist = false;
}.
. show_msg
{w->write (x, y + val_dy - 10, title);
}.
. show_buttons
{if (b_val)
show_on
else show_off;
}.
. show_off
{up = new button (w, "/dial.bool.off",
x + title_dx + 2,
y, false, by_default, by_default,0,0);
up->press (b_val);
}.
. show_on
{up = new button (w, "/dial.bool.on",
x + title_dx + 2,
y, false, by_default, by_default,0,0);
up->press (b_val);
}.
}
dial::~dial ()
{delete (up);
if (! is_bool)
{delete (g_value);
delete (down);
if (incr2 != 0)
{delete (up2);
delete (down2);
};
};
if (is_hist)
{delete (hist);
delete (hist_button);
};
}
void dial::set (int val)
{if (is_bool)
perform_bool_set
else perform_int_set;
. perform_bool_set
{b_val = val;
if (b_val)
up->write ("/dial.bool.on");
else up->write ("/dial.bool.off");
}.
. perform_int_set
{sprintf (s_value, "%d", val);
g_value->refresh ();
}.
}
bool dial::eval (int &val)
{bool any_change = false;
if (is_bool)
perform_bool_eval
else perform_int_eval;
return any_change;
. perform_bool_eval
{if (up->eval ())
handle_bool_event;
}.
. handle_bool_event
{any_change = true;
b_val = ! b_val;
show_bool_button;
up->press (b_val);
val = b_val;
any_change = true;
}.
. show_bool_button
{if (b_val)
up->write ("/dial.bool.on");
else up->write ("/dial.bool.off");
}.
. perform_int_eval
{set_value;
check_up;
check_down;
if (incr2 != 0)
{check_up2;
check_down2;
};
check_hist_button;
show_value;
return any_change;
}.
. add_to_hist
{char v [128];
sprintf (v, "%d", val);
if (any_change && is_hist)
hist->push (v);
}.
. set_value
{sprintf (s_value, "%d", val);
}.
. show_value
{set_value;
if (with_edit && g_value->get ())
{val = atoi (s_value);
val = i_min (v_max, i_max (v_min, val));
any_change = true;
set_value;
g_value->refresh ();
add_to_hist;
};
}.
. check_hist_button
{if (is_hist && hist_button->eval ())
handle_hist;
}.
. handle_hist
{char hist_line [256];
hist_button->press (true);
strcpy (hist_line, hist->select (by_fix,by_fix,val_dx,140));
hist_button->press (false);
if (strlen (hist_line) > 0)
use_hist_line;
}.
. use_hist_line
{strcpy (s_value, hist_line);
g_value->refresh ();
val = atoi (s_value);
any_change = true;
}.
. check_up
{if (up->eval ())
handle_up;
}.
. handle_up
{up->press (true);
any_change = true;
val = i_min (v_max, val + incr);
sprintf (s_value, "%d", val);
g_value->refresh ();
up->press (false);
}.
. check_down
{if (down->eval ())
handle_down;
}.
. handle_down
{down->press (true);
any_change = true;
val = i_max (v_min, val - incr);
sprintf (s_value, "%d", val);
g_value->refresh ();
down->press (false);
}.
. check_up2
{if (up2->eval ())
handle_up2;
}.
. handle_up2
{up2->press (true);
any_change = true;
val = i_min (v_max, val + incr2);
sprintf (s_value, "%d", val);
g_value->refresh ();
up2->press (false);
}.
. check_down2
{if (down2->eval ())
handle_down2;
}.
. handle_down2
{down2->press (true);
any_change = true;
val = i_max (v_min, val - incr2);
sprintf (s_value, "%d", val);
g_value->refresh ();
down2->press (false);
}.
}
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