alchemy中定义多个方法

破晓 · 发表于 2015-4-7 10:21:42

//Simple String Echo example
//mike chambers
//mchamber@adobe.com
#include <stdlib.h>
#include <stdio.h>
//Header file for AS3 interop APIs
//this is linked in by the compiler (when using flaccon)
#include "AS3.h"
double sum(int num)
{
int i;
double total=0;
for (i=1;i<=num;i++)
{
total += i;
}
return total;
}
//Method exposed to ActionScript
//Takes a String and echos it
static AS3_Val echo(void* self, AS3_Val args)
{
//9 variable
int num;
double total;
char buf[256];
AS3_ArrayValue(args, "IntType", &num);
total = sum(num);
sprintf(buf, "%lf", total);
return AS3_String(buf);
}
//try new function
static AS3_Val returnTheSelf(void* self,AS3_Val args){
//initialize string to null
char* val = NULL;
//parse the arguments. Expect 1.
//pass in val to hold the first argument, which
//should be a string
AS3_ArrayValue( args, "StrType", &val );
//if no argument is specified
if(val == NULL)
{
char* nullString = "null";
//return the string "null"
return AS3_String(nullString);
}
//otherwise, return the string that was passed in
return AS3_String(val);
}
//entry point for code
int main()
{
//define the methods exposed to ActionScript
//typed as an ActionScript Function instance
AS3_Val echoMethod = AS3_Function( NULL, echo );
AS3_Val returnTheSelfMethod=AS3_Function(NULL,returnTheSelf);
// construct an object that holds references to the functions
AS3_Val result = AS3_Object( "echo: AS3ValType,returnTheSelf:AS3ValType", echoMethod ,returnTheSelfMethod);
//result=AS3_Object("returnTheSelf:AS3ValType",returnTheSelfMethod);
// Release
AS3_Release( echoMethod );
AS3_Release(returnTheSelfMethod);
// notify that we initialized -- THIS DOES NOT RETURN!
AS3_LibInit( result );
// should never get here!
return 0;
}