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<?php
/**
* This file is part of PHPOffice Common
*
* PHPOffice Common is free software distributed under the terms of the GNU Lesser
* General Public License version 3 as published by the Free Software Foundation.
*
* For the full copyright and license information, please read the LICENSE
* file that was distributed with this source code. For the full list of
* contributors, visit https://github.com/PHPOffice/PHPWord/contributors.
*
* @link https://github.com/PHPOffice/Common
* @copyright 2009-2016 PHPOffice Common contributors
* @license http://www.gnu.org/licenses/lgpl.txt LGPL version 3
*/
namespace PhpOffice\Common;
/**
* \PhpOffice\Common\Drawing
*/
class Drawing
{
const DPI_96 = 96;
/**
* Convert pixels to EMU
*
* @param int $pValue Value in pixels
* @return int
*/
public static function pixelsToEmu($pValue = 0)
{
return round($pValue * 9525);
}
/**
* Convert EMU to pixels
*
* @param int $pValue Value in EMU
* @return int
*/
public static function emuToPixels($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return round($pValue / 9525);
}
/**
* Convert pixels to points
*
* @param int $pValue Value in pixels
* @return float
*/
public static function pixelsToPoints($pValue = 0)
{
return $pValue * 0.67777777;
}
/**
* Convert points width to centimeters
*
* @param int $pValue Value in points
* @return float
*/
public static function pointsToCentimeters($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return ((($pValue * 1.333333333) / self::DPI_96) * 2.54);
}
/**
* Convert points width to pixels
*
* @param int $pValue Value in points
* @return float
*/
public static function pointsToPixels($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return $pValue * 1.333333333;
}
/**
* Convert pixels to centimeters
*
* @param int $pValue Value in pixels
* @return float
*/
public static function pixelsToCentimeters($pValue = 0)
{
//return $pValue * 0.028;
return (($pValue / self::DPI_96) * 2.54);
}
/**
* Convert centimeters width to pixels
*
* @param int $pValue Value in centimeters
* @return float
*/
public static function centimetersToPixels($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return ($pValue / 2.54) * self::DPI_96;
}
/**
* Convert degrees to angle
*
* @param int $pValue Degrees
* @return int
*/
public static function degreesToAngle($pValue = 0)
{
return (int) round($pValue * 60000);
}
/**
* Convert angle to degrees
*
* @param int $pValue Angle
* @return int
*/
public static function angleToDegrees($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return round($pValue / 60000);
}
/**
* Convert centimeters width to twips
*
* @param integer $pValue
* @return float
*/
public static function centimetersToTwips($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return $pValue * 566.928;
}
/**
* Convert twips width to centimeters
*
* @param integer $pValue
* @return float
*/
public static function twipsToCentimeters($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return $pValue / 566.928;
}
/**
* Convert inches width to twips
*
* @param integer $pValue
* @return float
*/
public static function inchesToTwips($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return $pValue * 1440;
}
/**
* Convert twips width to inches
*
* @param integer $pValue
* @return float
*/
public static function twipsToInches($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return $pValue / 1440;
}
/**
* Convert twips width to pixels
*
* @param integer $pValue
* @return float
*/
public static function twipsToPixels($pValue = 0)
{
if ($pValue == 0) {
return 0;
}
return round($pValue / 15.873984);
}
/**
* Convert HTML hexadecimal to RGB
*
* @param string $pValue HTML Color in hexadecimal
* @return array Value in RGB
*/
public static function htmlToRGB($pValue)
{
if ($pValue[0] == '#') {
$pValue = substr($pValue, 1);
}
if (strlen($pValue) == 6) {
list($colorR, $colorG, $colorB) = array($pValue[0] . $pValue[1], $pValue[2] . $pValue[3], $pValue[4] . $pValue[5]);
} elseif (strlen($pValue) == 3) {
list($colorR, $colorG, $colorB) = array($pValue[0] . $pValue[0], $pValue[1] . $pValue[1], $pValue[2] . $pValue[2]);
} else {
return false;
}
$colorR = hexdec($colorR);
$colorG = hexdec($colorG);
$colorB = hexdec($colorB);
return array($colorR, $colorG, $colorB);
}
}