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Rev 16714 Rev 16722
Line 717... Line 717...
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return;\
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return;\
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};",canvas_root_id,canvas_root_id);
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};",canvas_root_id,canvas_root_id);
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break;
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break;
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case DRAW_SUBSUP:/* Uses 'script-size for numbers and for sub & sup strings */
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case DRAW_SUBSUP:/* Uses 'script-size for numbers and for sub & sup strings */
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/* use_offset
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 0=none;
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 1=yoffset
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 2=xoffset
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 3=xyoffset
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 4=centered
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*/
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fprintf(js_include_file,"\n/* draw sub sup imitation in canvas */\
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fprintf(js_include_file,"\n/* draw sub sup imitation in canvas */\
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function draw_subsup(ctx,x,y,txt){\
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function draw_subsup(ctx,x,y,txt,use_offset){\
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 var C;var c;var len = txt.length;var baseline = 'middle';var space = 0;ctx.save();var subsup=0;\
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 var C;var c;var len = txt.length;var baseline = 'middle';var space = 0;ctx.save();var subsup=0;\
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 var m = 0.4*(ctx.measureText(txt).width);\
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 var h = ctx.measureText('M').width;\
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 switch(use_offset){\
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  case 0:break;\
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  case 1:y=y-h;;break;\
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  case 2:x=x+h;break;\
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  case 3:x=x+h;y=y-h;;break;\
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  case 4:x=x-m;break;\
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  default:break;\
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 };\
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 var S = parseInt(ctx.font) || 10;var s = 0.8*(parseInt(ctx.font)) || 8;\
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 var S = parseInt(ctx.font) || 10;var s = 0.8*(parseInt(ctx.font)) || 8;\
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 ctx.font = S+'px Helvetica';ctx.textBaseline = baseline;\
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 ctx.font = S+'px Helvetica';ctx.textBaseline = baseline;\
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 for( c = 0 ; c < len ;c++){\
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 for( c = 0 ; c < len ;c++){\
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  C = txt.charAt(c);space = 0;\
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  C = txt.charAt(c);space = 0;\
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  if(C == '_'){ctx.font = s+'px Helvetica';subsup = 1;c++;space = 3;baseline='top';C = txt.charAt(c);}\
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  if(C == '_'){ctx.font = s+'px Helvetica';subsup = 1;c++;space = 3;baseline='top';C = txt.charAt(c);}\