int lex_json(const char *input, struct lexer *lexer, struct lexer_result *result)
{
int res = LEX_OK;
static void* dispatch_table[] = {
&&state_base, &&state_string, &&state_number, &&state_true,
&&state_false, &&state_null
};
#define DISPATCH() { \
if (!(lexer->position < lexer->length && lexer->result_num < lexer->result_limit && res == 0)) \
return res; \
goto *dispatch_table[lexer->current_state];\
}
DISPATCH();
state_base:
res = handle_base(input, lexer, result);
DISPATCH();
state_string:
res = handle_string(input, lexer, result);
DISPATCH();
state_number:
res = handle_number(input, lexer, result);
DISPATCH();
state_true:
res = handle_ident(input, lexer, "true", RES_TRUE, result);
DISPATCH();
state_false:
res = handle_ident(input, lexer, "false", RES_FALSE, result);
DISPATCH();
state_null:
res = handle_ident(input, lexer, "null", RES_NULL, result);
DISPATCH();
return res;
}
void SciCalc::cb_but_log_i(Fl_Button*, void*) {
if (base > 10) handle_number(15.0);
else
if (! inv)
{
value[top] = log10(value[top]);
set_display(value[top],NORM);
ready = 1;
}
else
{
value[top] = pow(10.0, value[top]);
set_display(value[top],NORM);
ready = 1;
};
}
void SciCalc::cb_but_tan_i(Fl_Button*, void*) {
if (base > 10) handle_number(14.0);
else
if (! inv)
{
value[top] = tan(to_drg(value[top]));
set_display(value[top],NORM);
ready = 1;
}
else
{
value[top] = from_drg(atan(value[top]));
set_display(value[top],NORM);
ready = 1;
};
}
inline void SciCalc::cb_but_cos_i(Fl_Button*, void*) {
if (base > 10) handle_number(13.0);
else
if (! inv)
{
value[top] = cos(to_drg(value[top]));
set_display(value[top],NORM);
ready = 1;
}
else
{
value[top] = from_drg(acos(value[top]));
set_display(value[top],NORM);
ready = 1;
}
;}
inline void SciCalc::cb_but_sqrt_i(Fl_Button*, void*) {
if (base > 10) handle_number(10.0);
else
if (! inv)
{
value[top] = sqrt(value[top]);
set_display(value[top],NORM);
ready = 1;
}
else
{
value[top] = pow(value[top], 2.0);
set_display(value[top],NORM);
ready = 1;
}
;}
void SciCalc::cb_but_6_i(Fl_Button*, void*) {
handle_number(6);
}
void SciCalc::cb_but_pow_i(Fl_Button*, void*) {
if (base > 10)
handle_number(11.0);
else
handle_operator(check_inv->value()?INVPOW:POW);
}
void SciCalc::cb_but_dot_i(Fl_Button*, void*) {
handle_number(DOT);
}
inline void SciCalc::cb_but_9_i(Fl_Button*, void*) {
handle_number(9);
}
