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Rev 16705 Rev 16712
Line 719... Line 719...
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break;
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break;
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case DRAW_SUBSUP:
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case DRAW_SUBSUP:
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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){\
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 var C;var c;var len = txt.length;var baseline = 'middle';var space = 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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 ctx.save();var subsup=0;\
 - 
 
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 var org_font = ctx.font;var s = 0.8*(parseInt(ctx.font)) || 10;\
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 var S = parseInt(ctx.font) || 10;var s = 0.8*(parseInt(ctx.font)) || 8;\
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 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 Arial';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);};\
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  if(C == '^'){ctx.font = s+'px Arial';subsup = 1;c++;space = 3;baseline='bottom';C = txt.charAt(c);};\
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  if(C == '^'){ctx.font = s+'px Helvetica';subsup = 1;c++;space = 3;baseline='bottom';C = txt.charAt(c);};\
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  if(C == ' '){ctx.font = org_font ;if(subsup == 1){space = 0.6*s - (ctx.measureText('M').width);subsup = 0;};baseline = 'middle';};\
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  if(C == ' '){ctx.font = S+'px Helvetica';if(subsup == 1){space = 0.6*s - (ctx.measureText('M').width);subsup = 0;};baseline = 'middle';};\
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  ctx.textBaseline = baseline;\
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  ctx.fillText(C,x,y);\
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  x = space + x + ctx.measureText(C).width;\
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  ctx.textBaseline = baseline;ctx.fillText(C,x,y);x = space + x + ctx.measureText(C).width;\
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 };\
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 };\
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 ctx.stroke();\
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 ctx.stroke();\
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 ctx.restore();\
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 ctx.restore();\
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 return;\
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 return;\
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};");
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};");