#include "linearmap.h"

void disp_help()
{
	cout << "linearmap - v0.1 plot linear structures using gravity gradient data" << endl
		<< "Author: zhangyi.cugwuhan@gmail.com" << endl
		<< "usage: linearmap [-x<grad-x>] [-y<grad-y>] [-z<grad-z>] -o<output-file> -t<type> -r<xmin>/<xmax>/<ymin>/<ymax> -i<interval-x>/<interval-y> [-d<x-col>,<y-col>,<z-col>] [-h]" << endl
		<< "-x\tgravity gradient data in x-direction" << endl
		<< "-y\tgravity gradient data in y-direction" << endl
		<< "-z\tgravity gradient data in z-direction" << endl
		<< "-o\toutput filename" << endl
		<< "-t\tcalculation type, available types are shown as bellow" << endl
		<< "\tthetaMap: Need gravity gradient data in x and z directions" << endl
		<< "\tTHDR: Need gravity gradient data in x and y directions" << endl
		<< "\tASA: Need gravity gradient data in x, y and z directions" << endl
		<< "\tTAHG: Need gradient data of the THDR in x, y and z directions" << endl
		<< "-r\tdata range of the input data" << endl
		<< "-i\tdata interval of the input data" << endl
		<< "-d\tdata columns of the input data, the default is 0,1,2" << endl
		<< "-h\tshow this info" << endl;
}

int main(int argc, char** argv)
{
	linearmap lm;
	char gradxName[1024] = "NULL";
	char gradyName[1024] = "NULL";
	char gradzName[1024] = "NULL";
	char outName[1024] = "untitled.xyz";
	char runType[1024] = "NULL";
	char rangeName[1024] = "NULL";
	char intervalName[1024] = "NULL";
	char cols[1024] = "0,1,2";

	opterr = 0; //内置参数 若不为0则会在发生遭遇错误时输出一条信息到屏幕

	int curr;
	/*循环拾取参数 最后一个参数为-1 需要变量的参数后跟一个冒号 可有可无参数跟两个冒号*/
	while((curr = getopt(argc,argv,"hx:y:z:o:t:r:i:d:")) != -1)
	{
		/*匹配命令*/
		switch (curr)
		{
			case 'h': //显示帮助信息
				disp_help();
				break;
			case 'x':
				if (1!=sscanf(optarg,"%s",gradxName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'y':
				if (1!=sscanf(optarg,"%s",gradyName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'z':
				if (1!=sscanf(optarg,"%s",gradzName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'o':
				if (1!=sscanf(optarg,"%s",outName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 't':
				if (1!=sscanf(optarg,"%s",runType))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'r':
				if (1!=sscanf(optarg,"%s",rangeName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'i':
				if (1!=sscanf(optarg,"%s",intervalName))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case 'd':
				if (1!=sscanf(optarg,"%s",cols))
				{
					cout << "error ==> wrong format of " << optarg << endl;
				}
				break;
			case '?': //处理未定义或错误参数
				if (optopt == 'x' || optopt == 'y' || optopt == 'z' || optopt == 'o'
					 || optopt == 't' || optopt == 'r' || optopt == 'i' || optopt == 'd')
				{
					fprintf (stderr, "Option -%c requires an argument.\n", optopt);
					return -1;
				}
				else if (isprint(optopt))
				{
					fprintf (stderr, "Unknown option `-%c'.\n", optopt);
					return -1;
				}
				else
				{
					fprintf (stderr,"Unknown option character `\\x%x'.\n",optopt);
					return -1;
				}
				break;
			default:
				abort();
		}
	}

	if (!strcmp(runType,"thetaMap"))
		lm.thetaMap(gradxName,gradzName,outName,rangeName,intervalName,cols);
	else if (!strcmp(runType,"THDR"))
		lm.THDR(gradxName,gradyName,outName,rangeName,intervalName,cols);
	else if (!strcmp(runType,"ASA"))
		lm.ASA(gradxName,gradyName,gradzName,outName,rangeName,intervalName,cols);
	else if (!strcmp(runType,"TAHG"))
		lm.TAHG(gradxName,gradyName,gradzName,outName,rangeName,intervalName,cols);
	else
		cout << "unknown type: " << runType << endl << "use -h option to see help information" << endl;
	return 0;
}