WebSVN – wimsdev – Diff – /trunk/wims/src/Misc/canvasdraw/canvasdraw.c

             if( use_input_xy != 0 ){canvas_error("userinput_xy can not be combined with usertextarea_xy command");}
             if( use_safe_eval == FALSE){use_safe_eval = TRUE;add_safe_eval(js_include_file);} /* just once */
             use_input_xy = 1;
             break;
         case FUNCTION_LABEL:
+        /*
+         @ functionlabel 'some string'
+         @ default value "f(x)="
+         @ no mathml allowed (just ascii string)
+         @ if needed, use before every command 'userinput function | inputfield | textarea'
+        */
             function_label = get_string_argument(infile,1);
             break;
         case USERINPUT_FUNCTION:
         /*
         @ userinput_function
         @ replyformat number
         @ use number=-1 to deactivate the js-functions read_canvas() and read_dragdrop()
         @ default values should be fine !
         @ use command 'precision [0,1,10,100,1000,10000...]' before command 'replyformat' to set the desired number of decimals in the student reply / drawing
         @ the last value for 'precision int' will be used to calculate  the reply coordinates, if needed (read_canvas();)
-        @ choose<ul><li>1 = x1,x2,x3,x4....x_n<br />y1,y2,y3,y4....y_n<br /><br />x/y in pixels</li><li>2 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br /> x/y in xrange / yrange coordinate system<br /></li><li>3 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br />  r1,r2,r3,r4....r_n<br />  x/y in pixels <br />  r in pixels</li><li>4 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br />  r1,r2,r3,r4....r_n<br />  x/y in xrange / yrange coordinate system<br />  r in pixels</li><li>5 = Ax1,Ax2,Ax3,Ax4....Ax_n<br />  Ay1,Ay2,Ay3,Ay4....Ay_n<br />  Bx1,Bx2,Bx3,Bx4....Bx_n<br />  By1,By2,By3,By4....By_n<br />  Cx1,Cx2,Cx3,Cx4....Cx_n<br />  Cy1,Cy2,Cy3,Cy4....Cy_n<br />  ....<br />  Zx1,Zx2,Zx3,Zx4....Zx_n<br />  Zy1,Zy2,Zy3,Zy4....Zy_n<br />  x/y in pixels<br /></li><li>6 = Ax1,Ax2,Ax3,Ax4....Ax_n<br />  Ay1,Ay2,Ay3,Ay4....Ay_n<br />  Bx1,Bx2,Bx3,Bx4....Bx_n<br />  By1,By2,By3,By4....By_n<br />  Cx1,Cx2,Cx3,Cx4....Cx_n<br />  Cy1,Cy2,Cy3,Cy4....Cy_n<br />  ....<br />  Zx1,Zx2,Zx3,Zx4....Zx_n<br />  Zy1,Zy2,Zy3,Zy4....Zy_n<br />  x/y in xrange / yrange coordinate system<br /></li><li>7 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n<br />  x/y in pixels</li><li>8 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n<br />  x/y in xrange / yrange coordinate system</li><li>9 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n<br />  x/y in pixels</li><li>10 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n<br />  x/y in xrange / yrange coordinate system</li><li>11 = Ax1,Ay1,Ax2,Ay2<br />   Bx1,By1,Bx2,By2<br />   Cx1,Cy1,Cx2,Cy2<br />   Dx1,Dy1,Dx2,Dy2<br />   ......<br />   Zx1,Zy1,Zx2,Zy2<br />  x/y in xrange / yrange coordinate system</li><li>12 = Ax1,Ay1,Ax2,Ay2<br />   Bx1,By1,Bx2,By2<br />Cx1,Cy1,Cx2,Cy2<br />   Dx1,Dy1,Dx2,Dy2<br />   ......<br />   Zx1,Zy1,Zx2,Zy2<br />  x/y in pixels</li><li>13 = Ax1:Ay1:Ax2:Ay2,Bx1:By1:Bx2:By2,Cx1:Cy1:Cx2:Cy2,Dx1:Dy1:Dx2:Dy2, ... ,Zx1:Zy1:Zx2:Zy2<br />  x/y in xrange / yrange coordinate system</li><li>14 = Ax1:Ay1:Ax2:Ay2,Bx1:By1:Bx2:By2....Zx1:Zy1:Zx2:Zy2<br />  x/y in pixels</li><li>15 = reply from inputfields,textareas<br />  reply1,reply2,reply3,...,reply_n</li><li>16 = mathml input fields </li><li>17 = read "userdraw text,color" only (x1:y1:text1,x2:y2:text2...x_n:y_n:text_n</li><li>18 = read_canvas() will read all interactive clocks in H1:M1:S1,H2:M2:S2...Hn:Mn:Sn</li><li>19 = read_canvas() will return the object number of marked / clicked object (clock)<br />analogue to (shape library) onclick command </li><li>21 = (x1:y1) (x2:y2) ... (x_n:y_n)<br />verbatim coordinate return</li>22 = returns an array .... reply[0]=x1 reply[1]=y1 reply[2]=x2 reply[3]=y2 ... reply[n-1]=x_n reply[n]=y_n<br />  x/y in xrange / yrange coordinate system</li><li>replyformat 23 : can only be used for drawtype 'polyline'<br />a typical click sequence in drawtype polyline isx1,y1,x2,y2,x2,y2,x3,y3,x3,y3.....,x(n-1),y(n-1),x(n-1),y(n-1),xn,yn --replyformat 23--> x1,y1,x2,y2,x3,y3,.....x(n-1),y(n-1),xn,yn multiple occurences will be filtered out.The reply will be in x-y-range (xreply \\n yreply)</li><li>replyformat 24 = read all inputfield values: even those set 'readonly'</li><li>format 25 = angle1,angle2...angle_n : will return the radius (one or many) of the user drawn circle segment in degrees </li><li>format 26 = rad1,rad2...rad_n : will return the radius (one or many) of the user drawn circle segment in radians </li><li>27 = return (only) userdraw inputfields array: x1:y1:text1,x2:y2:text2...</li></ul>
+        @ choose<ul><li>1 = x1,x2,x3,x4....x_n<br />y1,y2,y3,y4....y_n<br /><br />x/y in pixels</li><li>2 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br /> x/y in xrange / yrange coordinate system<br /></li><li>3 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br />  r1,r2,r3,r4....r_n<br />  x/y in pixels <br />  r in pixels</li><li>4 = x1,x2,x3,x4....x_n<br />  y1,y2,y3,y4....y_n<br />  r1,r2,r3,r4....r_n<br />  x/y in xrange / yrange coordinate system<br />  r in pixels</li><li>5 = Ax1,Ax2,Ax3,Ax4....Ax_n<br />  Ay1,Ay2,Ay3,Ay4....Ay_n<br />  Bx1,Bx2,Bx3,Bx4....Bx_n<br />  By1,By2,By3,By4....By_n<br />  Cx1,Cx2,Cx3,Cx4....Cx_n<br />  Cy1,Cy2,Cy3,Cy4....Cy_n<br />  ....<br />  Zx1,Zx2,Zx3,Zx4....Zx_n<br />  Zy1,Zy2,Zy3,Zy4....Zy_n<br />  x/y in pixels<br /></li><li>6 = Ax1,Ax2,Ax3,Ax4....Ax_n<br />  Ay1,Ay2,Ay3,Ay4....Ay_n<br />  Bx1,Bx2,Bx3,Bx4....Bx_n<br />  By1,By2,By3,By4....By_n<br />  Cx1,Cx2,Cx3,Cx4....Cx_n<br />  Cy1,Cy2,Cy3,Cy4....Cy_n<br />  ....<br />  Zx1,Zx2,Zx3,Zx4....Zx_n<br />  Zy1,Zy2,Zy3,Zy4....Zy_n<br />  x/y in xrange / yrange coordinate system<br /></li><li>7 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n<br />  x/y in pixels</li><li>8 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n<br />  x/y in xrange / yrange coordinate system</li><li>9 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n<br />  x/y in pixels</li><li>10 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n<br />  x/y in xrange / yrange coordinate system</li><li>11 = Ax1,Ay1,Ax2,Ay2<br />   Bx1,By1,Bx2,By2<br />   Cx1,Cy1,Cx2,Cy2<br />   Dx1,Dy1,Dx2,Dy2<br />   ......<br />   Zx1,Zy1,Zx2,Zy2<br />  x/y in xrange / yrange coordinate system</li><li>12 = Ax1,Ay1,Ax2,Ay2<br />   Bx1,By1,Bx2,By2<br />Cx1,Cy1,Cx2,Cy2<br />   Dx1,Dy1,Dx2,Dy2<br />   ......<br />   Zx1,Zy1,Zx2,Zy2<br />  x/y in pixels</li><li>13 = Ax1:Ay1:Ax2:Ay2,Bx1:By1:Bx2:By2,Cx1:Cy1:Cx2:Cy2,Dx1:Dy1:Dx2:Dy2, ... ,Zx1:Zy1:Zx2:Zy2<br />  x/y in xrange / yrange coordinate system</li><li>14 = Ax1:Ay1:Ax2:Ay2,Bx1:By1:Bx2:By2....Zx1:Zy1:Zx2:Zy2<br />  x/y in pixels</li><li>15 = reply from inputfields,textareas<br />  reply1,reply2,reply3,...,reply_n</li><li>16 = mathml input fields </li><li>17 = read "userdraw text,color" only (x1:y1:text1,x2:y2:text2...x_n:y_n:text_n</li><li>18 = read_canvas() will read all interactive clocks in H1:M1:S1,H2:M2:S2...Hn:Mn:Sn</li><li>19 = read_canvas() will return the object number of marked / clicked object (clock)<br />analogue to (shape library) onclick command </li><li>21 = (x1:y1) (x2:y2) ... (x_n:y_n)<br />verbatim coordinate return</li>22 = returns an array .... reply[0]=x1 reply[1]=y1 reply[2]=x2 reply[3]=y2 ... reply[n-1]=x_n reply[n]=y_n<br />  x/y in xrange / yrange coordinate system</li><li>replyformat 23 : can only be used for drawtype 'polyline'<br />a typical click sequence in drawtype polyline isx1,y1,x2,y2,x2,y2,x3,y3,x3,y3.....,x(n-1),y(n-1),x(n-1),y(n-1),xn,yn --replyformat 23--> x1,y1,x2,y2,x3,y3,.....x(n-1),y(n-1),xn,yn multiple occurences will be filtered out.The reply will be in x-y-range (xreply \\n yreply)</li><li>replyformat 24 = read all inputfield values: even those set 'readonly'</li><li>format 25 = angle1,angle2...angle_n : will return the radius (one or many) of the user drawn circle segment in degrees </li><li>format 26 = rad1,rad2...rad_n : will return the radius (one or many) of the user drawn circle segment in radians </li><li>27 = return (only) userdraw inputfields array: x1:y1:text1,x2:y2:text2...</li><li>28 = x1,y1,r1,x2,y2,r2...x_n,y_n,r_n <br />x / y / r in  xrange / yrange coordinate system: may be used to reinput into command 'circles color,x1,y1,r1,x2,y2,r2...x_n,y_n,r_n'<br /> will not return anything else (e.g. no inputfields , text etc)</li></ul>
         @ note to 'userdraw text,color' : the x / y-values are in pixels ! (this to avoid too lengthy calculations in javascript...)
         */
          reply_format = (int) get_real(infile,1);
          reply_precision = precision;
         break;
+  }
   /* we are done parsing script file */
   /* check if xrange / yrange was set explicit ... or use xmin=0 xmax=xsize ymin=0 ymax=ysize : Quadrant I */
   if( found_size_command == 1 ){
     fprintf(js_include_file,"var xmin = 0;var xmax = %d;var ymin = 0;var ymax = %d",xsize,ysize);
   }
   else
+  {
     if( found_size_command != 3 ){
      canvas_error("Please specify both xrange and yrange ...");
+    }
     if( ( c == '\n' || c == EOF) && last == 0){canvas_error("expecting more arguments in command");}
     if( c == '\n') { line_number++; }
     if( c == EOF ) {finished = 1;}
     if( finished == 1 && last != 1 ){ canvas_error("expected more arguments");}
     temp[i]='\0';
+/*
+.10.2014 removed (question Perrin)
+    may cause some unwanted effects...
     if( strlen(temp) == 0 ){ canvas_error("expected a word or string (without comma) , but found nothing !!");}
+*/
     string=(char *)my_newmem(sizeof(temp));
     snprintf(string,sizeof(temp),"%s",temp);
     done = TRUE;
     return string;
+}
     y1,y2,y3,y4....y_n
     r1,r2,r3,r4....r_n
     x/y in  xrange / yrange coordinate system
     r in pixels
 = Ax1,Ax2,Ax3,Ax4....Ax_n
     Ay1,Ay2,Ay3,Ay4....Ay_n
     Bx1,Bx2,Bx3,Bx4....Bx_n
     By1,By2,By3,By4....By_n
     Cx1,Cx2,Cx3,Cx4....Cx_n
     Cy1,Cy2,Cy3,Cy4....Cy_n
     ....
     Zx1,Zx2,Zx3,Zx4....Zx_n
     Zy1,Zy2,Zy3,Zy4....Zy_n
     x/y in pixels
     By1,By2,By3,By4....By_n
     Cx1,Cx2,Cx3,Cx4....Cx_n
     Cy1,Cy2,Cy3,Cy4....Cy_n
     ....
     Zx1,Zx2,Zx3,Zx4....Zx_n
     Zy1,Zy2,Zy3,Zy4....Zy_n
     x/y in  xrange / yrange coordinate system
 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n
     x/y in pixels
 = x1:y1,x2:y2,x3:y3,x4:y4...x_n:y_n
     x/y in  xrange / yrange coordinate system
 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n
     x/y in pixels
 = x1:y1:r1,x2:y2:r2,x3:y3:r3,x4:y4:r3...x_n:y_n:r_n
     x/y in  xrange / yrange coordinate system
 = Ax1,Ay1,Ax2,Ay2
      Bx1,By1,Bx2,By2
      Cx1,Cy1,Cx2,Cy2
      Dx1,Dy1,Dx2,Dy2
      ......
      Zx1,Zy1,Zx2,Zy2
     x/y in  xrange / yrange coordinate system
 = Ax1,Ay1,Ax2,Ay2
      Bx1,By1,Bx2,By2
      Cx1,Cy1,Cx2,Cy2
      Dx1,Dy1,Dx2,Dy2
      ......
      Zx1,Zy1,Zx2,Zy2
     x/y in pixels
 = Ax1:Ay1:Ax2:Ay2,Bx1:By1:Bx2:By2,Cx1:Cy1:Cx2:Cy2,Dx1:Dy1:Dx2:Dy2, ... ,Zx1:Zy1:Zx2:Zy2
     x/y in  xrange / yrange coordinate system
 = answertype for a polyline : remove multiple occurences  due to reclick on a point to create next polyline segment
 = read all inputfield values: even those set 'readonly'
 = return all userdrawn arcs in degrees:
 = return all userdrawn arcs in radians:
 = return (only) userdraw inputfields array: x1:y1:text1,x2:y2:text2...
+= x1,y1,r1,x2,y2,r2...x_n,y_n,r_n
+    x/y/r in  xrange / yrange coordinate system: may be used to reinput into command
+    'circles color,x1,y1,r1,x2,y2,r2...x_n,y_n,r_n'
+    will not return anything else (e.g. no inputfields , text etc)
 */
 void add_read_canvas(int canvas_root_id,int type_reply,int reply_precision){
 /* just 1 reply type allowed */
 fprintf(js_include_file,"\
 answers may have:
 x-values,y-values,r-values,input-fields,mathml-inputfields,text-typed answers
 */
     case 1: fprintf(js_include_file,"\
 \n<!-- begin function 1 read_canvas%d() -->\n\
 read_canvas%d = function(){\
  if( userdraw_x.length == 0){alert(\"nothing drawn...\");return;}\
  set_reply_precision();\
  if( document.getElementById(\"canvas_input0\") || document.getElementById(\"mathml0\") ){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
    var t = 0;\
    while(document.getElementById(\"canvas_input\"+t)){\
     if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
      input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
      p++;\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return userdraw_x+\"\\n\"+userdraw_y+\"\\n\"+input_reply + \"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return userdraw_x+\"\\n\"+userdraw_y+\"\\n\"+input_reply;\
   }\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return userdraw_x+\"\\n\"+userdraw_y+\"\\n\"+userdraw_text;\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return reply_x+\"\\n\"+reply_y+\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply_x+\"\\n\"+reply_y+\"\\n\"+input_reply;\
   }\
  }\
  set_reply_precision();\
  var p = 0;\
  var reply = \"\";\
  for(p = 0; p < userdraw_x.length;p++){\
   if(userdraw_x[p] != null ){\
    reply = reply + userdraw_x[p]+\"\\n\"+userdraw_y[p]+\"\\n\";\
   };\
  };\
  if(p == 0){alert(\"nothing drawn...\");return;};\
  userdraw_x = [];userdraw_y = [];\
  if( document.getElementById(\"canvas_input0\") || document.getElementById(\"mathml0\") ){\
   var p = 0;var input_reply = new Array();\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply;\
   }\
  };\
   tmp_y = userdraw_y[p];\
   if(tmp_x != null){\
    for(var i = 0 ; i < tmp_x.length ; i++){\
     tmp_x[i] = (Math.round(prec*(px2x(tmp_x[i]))))/prec;\
     tmp_y[i] = (Math.round(prec*(px2y(tmp_y[i]))))/prec;\
    };\
    reply = reply + tmp_x + \"\\n\" + tmp_y +\"\\n\";\
   };\
  };\
  if(p == 0){alert(\"nothing drawn...\");return;};\
  userdraw_x = [];userdraw_y = [];\
  if( document.getElementById(\"canvas_input0\") ){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
    var t = 0;\
    while(document.getElementById(\"canvas_input\"+t)){\
     if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
      input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
      p++;\
     };\
     t++;\
    };\
   }\
   else\
   {\
    return reply;\
   }\
  };\
 };\n\
 <!-- end function 6 read_canvas%d() -->",canvas_root_id,canvas_root_id,reply_precision,canvas_root_id);
     break;
     case 7: fprintf(js_include_file,"\
 \n<!-- begin function 7 read_canvas%d() -->\n\
  while(userdraw_x[p]){\
   reply[p] = userdraw_x[p] +\":\" + userdraw_y[p];\
   p++;\
  };\
  if(p == 0){alert(\"nothing drawn...\");return;};\
  if( document.getElementById(\"canvas_input0\") ){\
-  var p = 0;var input_reply = new Array();\
-  if( document.getElementById(\"canvas_input0\")){\
-   var t = 0;\
-   while(document.getElementById(\"canvas_input\"+t)){\
-    if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
-     input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
-     p++;\
-    };\
-    t++;\
-   };\
-  };\
-  if( typeof userdraw_text != 'undefined' ){\
-   return reply+\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
-  }\
-  else\
-  {\
-   return reply+\"\\n\"+input_reply;\
-  }\
- }\
- else\
- {\
-  if( typeof userdraw_text != 'undefined' ){\
-   return reply+\"\\n\"+userdraw_text;\
-  }\
-  else\
-  {\
-   return reply;\
-  }\
- };\
-};\n\
-<!-- end function 7 read_canvas%d() -->",canvas_root_id,canvas_root_id,canvas_root_id);
-    break;
-    case 8: fprintf(js_include_file,"\
-\n<!-- begin function 8 read_canvas%d() -->\n\
-read_canvas%d = function(){\
- var reply = new Array();\
- var p = 0;\
- var prec = %d;\
- while(userdraw_x[p]){\
-  reply[p] = (Math.round(prec*(px2x(userdraw_x[p]))))/prec +\":\" + (Math.round(prec*(px2y(userdraw_y[p]))))/prec;\
-  p++;\
- };\
- if(p == 0){alert(\"nothing drawn...\");return;};\
- if( document.getElementById(\"canvas_input0\") || document.getElementById(\"mathml0\") ){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
    var t = 0;\
    while(document.getElementById(\"canvas_input\"+t)){\
     if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
-   return reply +\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
+   return reply+\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
+   return reply+\"\\n\"+input_reply;\
+  }\
+ }\
+ else\
+ {\
+  if( typeof userdraw_text != 'undefined' ){\
+   return reply+\"\\n\"+userdraw_text;\
+  }\
+  else\
+  {\
+   return reply;\
+  }\
+ };\
+};\n\
+<!-- end function 7 read_canvas%d() -->",canvas_root_id,canvas_root_id,canvas_root_id);
+    break;
+    case 8: fprintf(js_include_file,"\
+\n<!-- begin function 8 read_canvas%d() -->\n\
+read_canvas%d = function(){\
+ var reply = new Array();\
+ var p = 0;\
+ var prec = %d;\
+ while(userdraw_x[p]){\
+  reply[p] = (Math.round(prec*(px2x(userdraw_x[p]))))/prec +\":\" + (Math.round(prec*(px2y(userdraw_y[p]))))/prec;\
+  p++;\
+ };\
+ if(p == 0){alert(\"nothing drawn...\");return;};\
+ if( document.getElementById(\"canvas_input0\") || document.getElementById(\"mathml0\") ){\
+  var p = 0;var input_reply = new Array();\
+  if( document.getElementById(\"canvas_input0\")){\
+   var t = 0;\
+   while(document.getElementById(\"canvas_input\"+t)){\
+    if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
+     input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
+     p++;\
+    };\
+    t++;\
+   };\
+  };\
+  if( typeof userdraw_text != 'undefined' ){\
+   return reply +\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
+  }\
+  else\
+  {\
    return reply +\"\\n\"+input_reply;\
   }\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
   reply = reply + (Math.round(prec*(px2x(userdraw_x[p]))))/prec +\",\" + (Math.round(prec*(px2y(userdraw_y[p]))))/prec +\",\" + (Math.round(prec*(px2x(userdraw_x[p+1]))))/prec +\",\" + (Math.round(prec*(px2y(userdraw_y[p+1]))))/prec +\"\\n\" ;\
   p = p+2;\
  };\
  if(p == 0){alert(\"nothing drawn...\");return;};\
  if( document.getElementById(\"canvas_input0\") || document.getElementById(\"mathml0\") ){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
    var t = 0;\
    while(document.getElementById(\"canvas_input\"+t)){\
     if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
      input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
      p++;\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply +\"\\n\"+input_reply;\
   }\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+userdraw_text;\
   }\
   else\
   {\
  var reply = \"\";\
  var p = 0;\
  for(p = 0; p< userdraw_x.lenght;p = p+2){\
   if(userdraw_x[p] != null){\
     reply = reply + userdraw_x[p] +\",\" + userdraw_y[p] +\",\" + userdraw_x[p+1] +\",\" + userdraw_y[p+1] +\"\\n\" ;\
   };\
  };\
  if(p == 0){alert(\"nothing drawn...\");return;};\
  if( document.getElementById(\"canvas_input0\") ){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
    var t = 0;\
    while(document.getElementById(\"canvas_input\"+t)){\
     if( ! document.getElementById(\"canvas_input\"+t).getAttribute(\"readonly\")){\
      input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
      p++;\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply +\"\\n\"+input_reply;\
   }\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+userdraw_text\
   }\
   else\
   {\
    return reply;\
   }\
  };\
 };\n\
 <!-- end function 12 read_canvas%d() -->",canvas_root_id,canvas_root_id,canvas_root_id);
     break;
     case 13: fprintf(js_include_file,"\
      p++;\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply +\"\\n\"+input_reply;\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+userdraw_text\
   }\
   else\
   {\
    return reply;\
   }\
  };\
 };\n\
 <!-- end function 13 read_canvas%d() -->",canvas_root_id,canvas_root_id,reply_precision,canvas_root_id);
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply +\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply;\
   }\
  };\
 };\n\
  for(var i = 0; i < lu - 1 ; i++ ){\
   if( Math.abs(userdraw_x[i] - userdraw_x[i+1])){\
    reply_x[p] = (Math.round(prec*(px2x(userdraw_x[i]))))/prec;reply_y[p] = (Math.round(prec*(px2y(userdraw_y[i]))))/prec;\
    if( isNaN(reply_x[p]) || isNaN(reply_y[p]) ){ alert(\"hmmmm ?\");return; };\
    p++;\
   };\
   reply_x[p] = (Math.round(prec*(px2x(userdraw_x[lu-1]))))/prec;reply_y[p] = (Math.round(prec*(px2y(userdraw_y[lu-1]))))/prec;\
  };\
  if( document.getElementById(\"canvas_input0\")){\
   var p = 0;var input_reply = new Array();\
   if( document.getElementById(\"canvas_input0\")){\
      input_reply[p] = document.getElementById(\"canvas_input\"+t).value;\
      p++;\
     };\
     t++;\
    };\
   };\
   if( typeof userdraw_text != 'undefined' ){\
    return reply_x+\"\\n\"+reply_y+\"\\n\"+input_reply+\"\\n\"+userdraw_text;\
   }\
   else\
   {\
    return reply_x+\"\\n\"+reply_y+\"\\n\"+input_reply;\
   }\
  }\
  else\
  {\
   if( typeof userdraw_text != 'undefined' ){\
    return reply_x+\"\\n\"+reply_y+\"\\n\"+userdraw_text;\
    return reply_x+\"\\n\"+reply_y;\
   };\
  };\
 };\n\
 <!-- end function 23 read_canvas%d() -->",canvas_root_id,canvas_root_id,reply_precision,canvas_root_id);
     break;
     case 24: fprintf(js_include_file,"\n\
 <!-- begin function 24  read_canvas%d() -->\n\
 read_canvas%d = function(){\
  var input_reply = new Array();\
  var p = 0;\
 };\n\
 <!-- end function 24 read_canvas%d() -->",canvas_root_id,canvas_root_id,canvas_root_id);
     break;
     case 25:
     fprintf(js_include_file,"\n<!-- begin function 25 read_canvas%d() : angle(s) in degrees-->\n\
 read_canvas%d = function(){\
  if( userdraw_radius.length < 1){alert(\"nothing drawn...\");return;}\
  var lu = userdraw_radius.length;\
  var prec = %d;\
  var angle_reply = new Array(lu);\
  for(var p = 0 ; p < lu ; p++){\
   angle_reply[p] = (Math.round(prec*180*(userdraw_radius[p])/Math.PI))/prec;\
  };\
  return angle_reply;\
     case 26:
     fprintf(js_include_file,"\n<!-- begin function 26 read_canvas%d() : angle(s) in radians-->\n\
 read_canvas%d = function(){\
  if( userdraw_radius.length < 1){alert(\"nothing drawn...\");return;}\
  var lu = userdraw_radius.length;\
  var prec = %d;\
  var angle_reply = new Array(lu);\
  for(var p = 0 ; p < lu ; p++){\
   angle_reply[p] = (Math.round(prec*(userdraw_radius[p])))/prec;\
  };\
  return angle_reply;\
    reply[p] = (Math.round(prec*(px2x(userdraw_x[p]))))/prec+\":\"+(Math.round(prec*(px2y(userdraw_y[p]))))/prec+\":\"+ document.getElementById(\"canvas_input\"+p).value;\
  };\
  return reply;\
 };\n\
 <!-- end function 27 read_canvas%d() -->",canvas_root_id,canvas_root_id,reply_precision,canvas_root_id);
+    break;
+    case 28:
+    fprintf(js_include_file,"\n<!-- begin function 28 read_canvas%d() -->\n\
+read_canvas%d = function(){\
+ var prec = %d;\
+ var reply = new Array();var p = 0;\
+ var idx = 0;\
+ while(userdraw_x[p]){\
+  reply[idx] = (Math.round(prec*(px2x(userdraw_x[p]))))/prec;\
+  idx++;\
+  reply[idx] = (Math.round(prec*(px2y(userdraw_y[p]))))/prec;\
+  idx++;\
+  reply[idx] = (Math.round(prec*(px2x(userdraw_radius[p]) - px2x(0))))/prec;\
+  idx++;\
+  p++;\
+ };\
+ if( p == 0){alert(\"nothing drawn...\");return;}\
+ return reply;\
+};\n\
+<!-- end function 4 read_canvas%d() -->",canvas_root_id,canvas_root_id,reply_precision,canvas_root_id);
     break;
     default: canvas_error("hmmm unknown replyformat...");break;
+}
  return;
+}

Subversion Repositories wimsdev

(root)/trunk/wims/src/Misc/canvasdraw/canvasdraw.c – Rev 8312 → 8322