CMedit.C

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <memory.h>
#include <string.h>


#include <ctype.h>
#undef isspace

#include "CMedit.H"
#include "colorpatch.H"

#ifdef __APPLE__
#include <OpenGL/gl.h>
#else
#include <GL/gl.h>
#endif

CMedit :: CMedit(int x, int y, int w, int h, const char *label)
		: Fl_Gl_Window(x,y,w,h,label) {
  init();
  end();
}

int CMedit::fload( FILE *inf ) {
  char line[256];
  char *cp, *sp;
  int count = -1;
  int i, ix, ox, nix, prevox;
  float rgba[4], hsba[4], phsba[4];
  int lno;
  static enum CMfield flds[4] = { HUE, SAT, BRIGHT, ALPHA };
  int f;
  char tc[2];

  lno = 0;
  this->postscale_ = 1;
  this->postexpon_ = 1;
  ox = 0;
  while(fgets(line, sizeof(line), inf) != NULL) {
    lno++;
    for(cp = line; *cp && isspace(*cp); cp++)
	;
    if(*cp == '\0' || *cp == '\n')
	continue;

    sp = strstr(cp, "#Ascale");
    if(sp != NULL) {
	if(0==strncmp(sp, "#Ascale", 7)) {
	    *sp = '\0';
	    sp += 7;
	    if(*sp == '=' || *sp == ':')
		sp++;
	    sscanf(sp, "%f%f", &this->postscale_, &this->postexpon_);
	    cp = sp;	/* don't record this one as a comment */
	}
    }

    if(*cp == '#') {
	if(ncomments >= maxcomments) {
	    maxcomments *= 2;
	    comments = (char **)realloc( comments, maxcomments * sizeof(char *) );
	}
	comments[ncomments++] = strdup( line );
	continue;
    }

    /* ``nnn:'' entries set the colormap pointer ... */
    if(sscanf(line, "%d%1[:]", &nix, tc) == 2) {