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/***************************************************************************
* mglconv.cpp is part of Math Graphic Library
* Copyright (C) 2007-2016 Alexey Balakin <mathgl.abalakin@gmail.ru> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <locale.h>
#include <getopt.h>
#include "mgl2/mgl.h"
#include "mgl2/wnd.h"
#ifdef _MSC_VER
#define mnpos (std::basic_string<wchar_t>::size_type)-1
#else
#define mnpos std::wstring::npos
#endif
//-----------------------------------------------------------------------------
int main(int argc, char *argv[])
{
mgl_textdomain(argv?argv[0]:NULL,"");
mgl_suppress_warn(true);
mglGraph gr;
mglParse p(true);
char buf[2048], iname[256]="", oname[256]="";
std::vector<std::wstring> var; // animation variants
std::wstring str; // script
bool none=false;
while(1)
{
int ch = getopt(argc, argv, "1:2:3:4:5:6:7:8:9:hno:L:C:A:s:S:q:v:g:");
if(ch>='1' && ch<='9') p.AddParam(ch-'0', optarg);
else if(ch=='s')
{
FILE *fp = fopen(optarg,"r");
if(fp)
{
wchar_t ch;
while(!feof(fp) && size_t(ch=fgetwc(fp))!=WEOF) str.push_back(ch);
fclose(fp); str += L"\n";
}
}
else if(ch=='n') none = true;
else if(ch=='L')
{ setlocale(LC_ALL, optarg); setlocale(LC_NUMERIC, "C"); }
else if(ch=='S') mgl_set_size_scl(atof(optarg));
else if(ch=='q') gr.SetQuality(atoi(optarg));
else if(ch=='v') p.SetVariant(atoi(optarg));
else if(ch=='g') gr.Gray(atoi(optarg));
else if(ch=='A')
{
std::wstring s;
for(size_t i=0;optarg[i];i++) s.push_back(optarg[i]);
var.push_back(s);
}
else if(ch=='C')
{
double v1,v2,dv=1,v;
int res=sscanf(optarg,"%lg:%lg:%lg",&v1,&v2,&dv);
if(res<3) dv=1;
wchar_t num[64];
for(v=v1;v<=v2;v+=dv)
{
mglprintf(num,64,L"%g",v);
var.push_back(num);
}
}
else if(ch=='h' || (ch==-1 && optind>=argc))
{
printf(_("mglconv convert mgl script to image file (default PNG).\nCurrent version is %s\n"),MGL_VER_STRING);
printf(_("Usage:\tmglconv [parameter(s)] scriptfile\n"));
printf(
_("\t-1 str set str as argument $1 for script\n"
"\t... ...\n"
"\t-9 str set str as argument $9 for script\n"
"\t-L loc set locale to loc\n"
"\t-s fname set MGL script for setting up the plot\n"
"\t-S val set scaling factor for images\n"
"\t-q val set quality for output (val=0...9)\n"
"\t-g val set gray-scale mode (val=0|1)\n"
"\t-v val set variant of arguments\n"
"\t-o name set output file name\n"
"\t-n no default output (script should save results by itself)\n"
"\t-A val add animation value val\n"
"\t-C n1:n2:dn add animation value in range [n1,n2] with step dn\n"
"\t-C n1:n2 add animation value in range [n1,n2] with step 1\n"
"\t- get script from standard input\n"
"\t-h print this message\n") );
return 0;
}
else if(ch=='o') mgl_strncpy(oname, optarg,256);
else if(ch==-1 && optind<argc)
{ mgl_strncpy(iname, argv[optind][0]=='-'?"":argv[optind],256); break; }
}
if(*oname==0) { mgl_strncpy(oname,*iname?iname:"out",250); strcat(oname,".png"); }
else none = false;
mgl_ask_func = mgl_ask_gets;
// prepare for animation
FILE *fp = *iname?fopen(iname,"r"):stdin;
if(!fp) { printf("No file for MGL script\n"); return 0; }
wchar_t cw;
while(!feof(fp) && size_t(cw=fgetwc(fp))!=WEOF) str.push_back(cw);
if(*iname) fclose(fp);
/* size_t n;
for(size_t i=0;;) // collect exact values
{
n = str.find(L"##a ",i);
if (n == mnpos) break;
i = n+4; var.push_back(str.substr(i,str.find('\n',i)));
}
n = str.find(L"##c ");
if (n != mnpos)
{
double v1,v2,dv,v;
wscanf(str.c_str()+n+4,L"%lg%lg%lg",&v1,&v2,&dv);
wchar_t ss[64];
for(v=v1;v<=v2;v+=dv)
{ mglprintf(ss,64,L"%g",v); var.push_back(ss); }
}*/
mgl_parse_animation(str.c_str(), var);
bool gif = !strcmp(oname+strlen(oname)-4,".gif");
gr.SetSize(600,400); // specially call for "S" option
if(var.size()>1) // there is animation
{
if(gif) gr.StartGIF(oname);
for(size_t i=0;i<var.size();i++)
{
gr.NewFrame();
printf("frame %zu for $0 = \"%ls\"\n",i,var[i].c_str());
p.AddParam(0,var[i].c_str());
p.Execute(&gr,str.c_str());
if(gr.Message()[0]) printf("%s\n",gr.Message());
gr.EndFrame();
snprintf(buf,2048,"%s-%zu",oname,i); buf[2047]=0;
if(!gif) gr.WriteFrame(buf);
}
if(gif) gr.CloseGIF();
}
else
{
p.Execute(&gr,str.c_str());
if(gr.Message()[0]) printf("%s\n",gr.Message());
if(!none) gr.WriteFrame(oname);
}
printf("%s",mgl_get_global_warn());
if(!none || gif) printf("Write output to %s\n",oname);
return 0;
}
//-----------------------------------------------------------------------------
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