<?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;
}
}