(C++) DrawTextCentered

 

Graphics code snippet to draw some text centered on a TImage.

 

Assumes you have already defined GetFontHeight.

 

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#include <string> #include <cassert> //From http://www.richelbilderbeek.nl/CppDrawTextCentered.htm void DrawTextCentered(TImage * const image, const std::string& s) {   const int textWidth = image->Canvas->TextWidth(s.c_str());   const int textHeight = GetFontHeight(image);   assert(textHeight >= 0);   const int midX = image->Picture->Graphic->Width  / 2;   const int midY = image->Picture->Graphic->Height / 2;   const int x1 = midX - (textWidth  / 2);   const int y1 = midY - (textHeight / 2);   const int x2 = midX + (textWidth  / 2);   const int y2 = midY + (textHeight / 2);   image->Canvas->TextRect(     TRect(x1,y1,x2,y2),     x1,y1,s.c_str()); }