<?php
class PHPExcel_Shared_Drawing
{
public static function pixelsToEMU($pValue = 0) {
return round($pValue * 9525);
}
public static function EMUToPixels($pValue = 0) {
if ($pValue != 0) {
return round($pValue / 9525);
} else {
return 0;
}
}
public static function pixelsToCellDimension($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {
$name = $pDefaultFont->getName();
$size = $pDefaultFont->getSize();
if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {
$colWidth = $pValue
* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width']
/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px'];
} else {
$colWidth = $pValue * 11
* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width']
/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px'] / $size;
}
return $colWidth;
}
public static function cellDimensionToPixels($pValue = 0, PHPExcel_Style_Font $pDefaultFont) {
$name = $pDefaultFont->getName();
$size = $pDefaultFont->getSize();
if (isset(PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size])) {
$colWidth = $pValue
* PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['px']
/ PHPExcel_Shared_Font::$defaultColumnWidths[$name][$size]['width'];
} else {
$colWidth = $pValue * $size
* PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['px']
/ PHPExcel_Shared_Font::$defaultColumnWidths['Calibri'][11]['width'] / 11;
}
$colWidth = (int) round($colWidth);
return $colWidth;
}
public static function pixelsToPoints($pValue = 0) {
return $pValue * 0.67777777;
}
public static function pointsToPixels($pValue = 0) {
if ($pValue != 0) {
return (int) ceil($pValue * 1.333333333);
} else {
return 0;
}
}
public static function degreesToAngle($pValue = 0) {
return (int)round($pValue * 60000);
}
public static function angleToDegrees($pValue = 0) {
if ($pValue != 0) {
return round($pValue / 60000);
} else {
return 0;
}
}
public static function imagecreatefrombmp($p_sFile)
{
$file = fopen($p_sFile,"rb");
$read = fread($file,10);
while(!feof($file)&&($read<>""))
$read .= fread($file,1024);
$temp = unpack("H*",$read);
$hex = $temp[1];
$header = substr($hex,0,108);
if (substr($header,0,4)=="424d")
{
$header_parts = str_split($header,2);
$width = hexdec($header_parts[19].$header_parts[18]);
$height = hexdec($header_parts[23].$header_parts[22]);
unset($header_parts);
}
$x = 0;
$y = 1;
$image = imagecreatetruecolor($width,$height);
$body = substr($hex,108);
$body_size = (strlen($body)/2);
$header_size = ($width*$height);
$usePadding = ($body_size>($header_size*3)+4);
for ($i=0;$i<$body_size;$i+=3)
{
if ($x>=$width)
{
if ($usePadding)
$i += $width%4;
$x = 0;
$y++;
if ($y>$height)
break;
}
$i_pos = $i*2;
$r = hexdec($body[$i_pos+4].$body[$i_pos+5]);
$g = hexdec($body[$i_pos+2].$body[$i_pos+3]);
$b = hexdec($body[$i_pos].$body[$i_pos+1]);
$color = imagecolorallocate($image,$r,$g,$b);
imagesetpixel($image,$x,$height-$y,$color);
$x++;
}
unset($body);
return $image;
}
}