latex5.C

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/// \file
/// \ingroup tutorial_graphics
/// \notebook
/// This draws the Mathematical Symbols letters as a table and save the result
/// as GIF, PS, PDF and SVG files.
///
/// ### png output:
/// \macro_image
///
/// ### pdf output:
/// \macro_image (mathsymb.pdf)
///
/// ### svg output:
/// \macro_image (mathsymb.svg)
///
/// \author Rene Brun
 
void latex5()
{
   auto c1 = new TCanvas("mathsymb", "Mathematical Symbols", 600, 600);
 
   TLatex l;
   l.SetTextSize(0.03);
 
   // Draw First Column
   l.SetTextAlign(12);
   float y, step, x1, x2;
   y = 0.96;
   step = 0.0465;
   x1 = 0.02;
   x2 = x1 + 0.04;
   l.DrawLatex(x1, y, "#club");
   l.DrawText(x2, y, "#club");
   y -= step;
   l.DrawLatex(x1, y, "#voidn");
   l.DrawText(x2, y, "#voidn");
   y -= step;
   l.DrawLatex(x1, y, "#leq");
   l.DrawText(x2, y, "#leq");
   y -= step;
   l.DrawLatex(x1, y, "#approx");
   l.DrawText(x2, y, "#approx");
   y -= step;
   l.DrawLatex(x1, y, "#in");
   l.DrawText(x2, y, "#in");
   y -= step;
   l.DrawLatex(x1, y, "#supset");
   l.DrawText(x2, y, "#supset");
   y -= step;
   l.DrawLatex(x1, y, "#cap");
   l.DrawText(x2, y, "#cap");
   y -= step;
   l.DrawLatex(x1, y, "#ocopyright");
   l.DrawText(x2, y, "#ocopyright");
   y -= step;
   l.DrawLatex(x1, y, "#trademark");
   l.DrawText(x2, y, "#trademark");
   y -= step;
   l.DrawLatex(x1, y, "#times");
   l.DrawText(x2, y, "#times");
   y -= step;
   l.DrawLatex(x1, y, "#bullet");
   l.DrawText(x2, y, "#bullet");
   y -= step;
   l.DrawLatex(x1, y, "#voidb");
   l.DrawText(x2, y, "#voidb");
   y -= step;
   l.DrawLatex(x1, y, "#doublequote");
   l.DrawText(x2, y, "#doublequote");
   y -= step;
   l.DrawLatex(x1, y, "#lbar");
   l.DrawText(x2, y, "#lbar");
   y -= step;
   l.DrawLatex(x1, y, "#arcbottom");
   l.DrawText(x2, y, "#arcbottom");
   y -= step;
   l.DrawLatex(x1, y, "#downarrow");
   l.DrawText(x2, y, "#downarrow");
   y -= step;
   l.DrawLatex(x1, y, "#leftrightarrow");
   l.DrawText(x2, y, "#leftrightarrow");
   y -= step;
   l.DrawLatex(x1, y, "#Downarrow");
   l.DrawText(x2, y, "#Downarrow");
   y -= step;
   l.DrawLatex(x1, y, "#Leftrightarrow");
   l.DrawText(x2, y, "#Leftrightarrow");
   y -= step;
   l.DrawLatex(x1, y, "#void8");
   l.DrawText(x2, y, "#void8");
   y -= step;
   l.DrawLatex(x1, y, "#hbar");
   l.DrawText(x2, y, "#hbar");
 
   // Draw Second Column
   y = 0.96;
   step = 0.0465;
   x1 = 0.27;
   x2 = x1 + 0.04;
   l.DrawLatex(x1, y, "#diamond");
   l.DrawText(x2, y, "#diamond");
   y -= step;
   l.DrawLatex(x1, y, "#aleph");
   l.DrawText(x2, y, "#aleph");
   y -= step;
   l.DrawLatex(x1, y, "#geq");
   l.DrawText(x2, y, "#geq");
   y -= step;
   l.DrawLatex(x1, y, "#neq");
   l.DrawText(x2, y, "#neq");
   y -= step;
   l.DrawLatex(x1, y, "#notin");
   l.DrawText(x2, y, "#notin");
   y -= step;
   l.DrawLatex(x1, y, "#subseteq");
   l.DrawText(x2, y, "#subseteq");
   y -= step;
   l.DrawLatex(x1, y, "#cup");
   l.DrawText(x2, y, "#cup");
   y -= step;
   l.DrawLatex(x1, y, "#copyright");
   l.DrawText(x2, y, "#copyright");
   y -= step;
   l.DrawLatex(x1, y, "#void3");
   l.DrawText(x2, y, "#void3");
   y -= step;
   l.DrawLatex(x1, y, "#divide");
   l.DrawText(x2, y, "#divide");
   y -= step;
   l.DrawLatex(x1, y, "#circ");
   l.DrawText(x2, y, "#circ");
   y -= step;
   l.DrawLatex(x1, y, "#infty");
   l.DrawText(x2, y, "#infty");
   y -= step;
   l.DrawLatex(x1, y, "#angle");
   l.DrawText(x2, y, "#angle");
   y -= step;
   l.DrawLatex(x1, y, "#cbar");
   l.DrawText(x2, y, "#cbar");
   y -= step;
   l.DrawLatex(x1, y, "#arctop");
   l.DrawText(x2, y, "#arctop");
   y -= step;
   l.DrawLatex(x1, y, "#leftarrow");
   l.DrawText(x2, y, "#leftarrow");
   y -= step;
   l.DrawLatex(x1, y, "#otimes");
   l.DrawText(x2, y, "#otimes");
   y -= step;
   l.DrawLatex(x1, y, "#Leftarrow");
   l.DrawText(x2, y, "#Leftarrow");
   y -= step;
   l.DrawLatex(x1, y, "#prod");
   l.DrawText(x2, y, "#prod");
   y -= step;
   l.DrawLatex(x1, y, "#Box");
   l.DrawText(x2, y, "#Box");
   y -= step;
   l.DrawLatex(x1, y, "#parallel");
   l.DrawText(x2, y, "#parallel");
 
   // Draw Third Column
   y = 0.96;
   step = 0.0465;
   x1 = 0.52;
   x2 = x1 + 0.04;
   l.DrawLatex(x1, y, "#heart");
   l.DrawText(x2, y, "#heart");
   y -= step;
   l.DrawLatex(x1, y, "#Jgothic");
   l.DrawText(x2, y, "#Jgothic");
   y -= step;
   l.DrawLatex(x1, y, "#LT");
   l.DrawText(x2, y, "#LT");
   y -= step;
   l.DrawLatex(x1, y, "#equiv");
   l.DrawText(x2, y, "#equiv");
   y -= step;
   l.DrawLatex(x1, y, "#subset");
   l.DrawText(x2, y, "#subset");
   y -= step;
   l.DrawLatex(x1, y, "#supseteq");
   l.DrawText(x2, y, "#supseteq");
   y -= step;
   l.DrawLatex(x1, y, "#wedge");
   l.DrawText(x2, y, "#wedge");
   y -= step;
   l.DrawLatex(x1, y, "#oright");
   l.DrawText(x2, y, "#oright");
   y -= step;
   l.DrawLatex(x1, y, "#AA");
   l.DrawText(x2, y, "#AA");
   y -= step;
   l.DrawLatex(x1, y, "#pm");
   l.DrawText(x2, y, "#pm");
   y -= step;
   l.DrawLatex(x1, y, "#3dots");
   l.DrawText(x2, y, "#3dots");
   y -= step;
   l.DrawLatex(x1, y, "#nabla");
   l.DrawText(x2, y, "#nabla");
   y -= step;
   l.DrawLatex(x1, y, "#downleftarrow");
   l.DrawText(x2, y, "#downleftarrow");
   y -= step;
   l.DrawLatex(x1, y, "#topbar");
   l.DrawText(x2, y, "#topbar");
   y -= step;
   l.DrawLatex(x1, y, "#arcbar");
   l.DrawText(x2, y, "#arcbar");
   y -= step;
   l.DrawLatex(x1, y, "#uparrow");
   l.DrawText(x2, y, "#uparrow");
   y -= step;
   l.DrawLatex(x1, y, "#oplus");
   l.DrawText(x2, y, "#oplus");
   y -= step;
   l.DrawLatex(x1, y, "#Uparrow");
   l.DrawText(x2, y, "#Uparrow");
   y -= step;
   l.DrawLatex(x1, y - 0.01, "#sum");
   l.DrawText(x2, y, "#sum");
   y -= step;
   l.DrawLatex(x1, y, "#perp");
   l.DrawText(x2, y, "#perp");
 
   // Draw Fourth Column
   y = 0.96;
   step = 0.0465;
   x1 = 0.77;
   x2 = x1 + 0.04;
   l.DrawLatex(x1, y, "#spade");
   l.DrawText(x2, y, "#spade");
   y -= step;
   l.DrawLatex(x1, y, "#Rgothic");
   l.DrawText(x2, y, "#Rgothic");
   y -= step;
   l.DrawLatex(x1, y, "#GT");
   l.DrawText(x2, y, "#GT");
   y -= step;
   l.DrawLatex(x1, y, "#propto");
   l.DrawText(x2, y, "#propto");
   y -= step;
   l.DrawLatex(x1, y, "#notsubset");
   l.DrawText(x2, y, "#notsubset");
   y -= step;
   l.DrawLatex(x1, y, "#oslash");
   l.DrawText(x2, y, "#oslash");
   y -= step;
   l.DrawLatex(x1, y, "#vee");
   l.DrawText(x2, y, "#vee");
   y -= step;
   l.DrawLatex(x1, y, "#void1");
   l.DrawText(x2, y, "#void1");
   y -= step;
   l.DrawLatex(x1, y, "#aa");
   l.DrawText(x2, y, "#aa");
   y -= step;
   l.DrawLatex(x1, y, "#/");
   l.DrawText(x2, y, "#/");
   y -= step;
   l.DrawLatex(x1, y, "#upoint");
   l.DrawText(x2, y, "#upoint");
   y -= step;
   l.DrawLatex(x1, y, "#partial");
   l.DrawText(x2, y, "#partial");
   y -= step;
   l.DrawLatex(x1, y, "#corner");
   l.DrawText(x2, y, "#corner");
   y -= step;
   l.DrawLatex(x1, y, "#ltbar");
   l.DrawText(x2, y, "#ltbar");
   y -= step;
   l.DrawLatex(x1, y, "#bottombar");
   l.DrawText(x2, y, "#bottombar");
   y -= step;
   l.DrawLatex(x1, y, "#rightarrow");
   l.DrawText(x2, y, "#rightarrow");
   y -= step;
   l.DrawLatex(x1, y, "#surd");
   l.DrawText(x2, y, "#surd");
   y -= step;
   l.DrawLatex(x1, y, "#Rightarrow");
   l.DrawText(x2, y, "#Rightarrow");
   y -= step;
   l.DrawLatex(x1, y - 0.015, "#int");
   l.DrawText(x2, y, "#int");
   y -= step;
   l.DrawLatex(x1, y, "#odot");
   l.DrawText(x2, y, "#odot");
 
   // Save the picture in various formats
   c1->Print("mathsymb.ps");
   c1->Print("mathsymb.png");
   c1->Print("mathsymb.pdf");
   c1->Print("mathsymb.svg");
}