function pImage::getTextBox in Visitors 7.2

Same name and namespace in other branches

1. 7 pChart/class/pImage.class.php \pImage::getTextBox()

File

pChart/class/pImage.class.php, line 209

Class

pImage

Code

function getTextBox($X, $Y, $FontName, $FontSize, $Angle, $Text) {
  $coords = imagettfbbox($FontSize, 0, $FontName, $Text);
  $a = deg2rad($Angle);
  $ca = cos($a);
  $sa = sin($a);
  $RealPos = array();
  for ($i = 0; $i < 7; $i += 2) {
    $RealPos[$i / 2]["X"] = $X + round($coords[$i] * $ca + $coords[$i + 1] * $sa);
    $RealPos[$i / 2]["Y"] = $Y + round($coords[$i + 1] * $ca - $coords[$i] * $sa);
  }
  $RealPos[TEXT_ALIGN_BOTTOMLEFT]["X"] = $RealPos[0]["X"];
  $RealPos[TEXT_ALIGN_BOTTOMLEFT]["Y"] = $RealPos[0]["Y"];
  $RealPos[TEXT_ALIGN_BOTTOMRIGHT]["X"] = $RealPos[1]["X"];
  $RealPos[TEXT_ALIGN_BOTTOMRIGHT]["Y"] = $RealPos[1]["Y"];
  $RealPos[TEXT_ALIGN_TOPLEFT]["X"] = $RealPos[3]["X"];
  $RealPos[TEXT_ALIGN_TOPLEFT]["Y"] = $RealPos[3]["Y"];
  $RealPos[TEXT_ALIGN_TOPRIGHT]["X"] = $RealPos[2]["X"];
  $RealPos[TEXT_ALIGN_TOPRIGHT]["Y"] = $RealPos[2]["Y"];
  $RealPos[TEXT_ALIGN_BOTTOMMIDDLE]["X"] = ($RealPos[1]["X"] - $RealPos[0]["X"]) / 2 + $RealPos[0]["X"];
  $RealPos[TEXT_ALIGN_BOTTOMMIDDLE]["Y"] = ($RealPos[0]["Y"] - $RealPos[1]["Y"]) / 2 + $RealPos[1]["Y"];
  $RealPos[TEXT_ALIGN_TOPMIDDLE]["X"] = ($RealPos[2]["X"] - $RealPos[3]["X"]) / 2 + $RealPos[3]["X"];
  $RealPos[TEXT_ALIGN_TOPMIDDLE]["Y"] = ($RealPos[3]["Y"] - $RealPos[2]["Y"]) / 2 + $RealPos[2]["Y"];
  $RealPos[TEXT_ALIGN_MIDDLELEFT]["X"] = ($RealPos[0]["X"] - $RealPos[3]["X"]) / 2 + $RealPos[3]["X"];
  $RealPos[TEXT_ALIGN_MIDDLELEFT]["Y"] = ($RealPos[0]["Y"] - $RealPos[3]["Y"]) / 2 + $RealPos[3]["Y"];
  $RealPos[TEXT_ALIGN_MIDDLERIGHT]["X"] = ($RealPos[1]["X"] - $RealPos[2]["X"]) / 2 + $RealPos[2]["X"];
  $RealPos[TEXT_ALIGN_MIDDLERIGHT]["Y"] = ($RealPos[1]["Y"] - $RealPos[2]["Y"]) / 2 + $RealPos[2]["Y"];
  $RealPos[TEXT_ALIGN_MIDDLEMIDDLE]["X"] = ($RealPos[1]["X"] - $RealPos[3]["X"]) / 2 + $RealPos[3]["X"];
  $RealPos[TEXT_ALIGN_MIDDLEMIDDLE]["Y"] = ($RealPos[0]["Y"] - $RealPos[2]["Y"]) / 2 + $RealPos[2]["Y"];
  return $RealPos;
}