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<?php
namespace PhpOffice\PhpSpreadsheet\Shared;
use PhpOffice\PhpSpreadsheet\Exception as PhpSpreadsheetException;
use PhpOffice\PhpSpreadsheet\RichText\RichText;
use PhpOffice\PhpSpreadsheet\Style\Alignment;
use PhpOffice\PhpSpreadsheet\Style\Font as FontStyle;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
class Font
{
// Methods for resolving autosize value
const AUTOSIZE_METHOD_APPROX = 'approx';
const AUTOSIZE_METHOD_EXACT = 'exact';
private const AUTOSIZE_METHODS = [
self::AUTOSIZE_METHOD_APPROX,
self::AUTOSIZE_METHOD_EXACT,
];
/** Character set codes used by BIFF5-8 in Font records */
const CHARSET_ANSI_LATIN = 0x00;
const CHARSET_SYSTEM_DEFAULT = 0x01;
const CHARSET_SYMBOL = 0x02;
const CHARSET_APPLE_ROMAN = 0x4D;
const CHARSET_ANSI_JAPANESE_SHIFTJIS = 0x80;
const CHARSET_ANSI_KOREAN_HANGUL = 0x81;
const CHARSET_ANSI_KOREAN_JOHAB = 0x82;
const CHARSET_ANSI_CHINESE_SIMIPLIFIED = 0x86; // gb2312
const CHARSET_ANSI_CHINESE_TRADITIONAL = 0x88; // big5
const CHARSET_ANSI_GREEK = 0xA1;
const CHARSET_ANSI_TURKISH = 0xA2;
const CHARSET_ANSI_VIETNAMESE = 0xA3;
const CHARSET_ANSI_HEBREW = 0xB1;
const CHARSET_ANSI_ARABIC = 0xB2;
const CHARSET_ANSI_BALTIC = 0xBA;
const CHARSET_ANSI_CYRILLIC = 0xCC;
const CHARSET_ANSI_THAI = 0xDD;
const CHARSET_ANSI_LATIN_II = 0xEE;
const CHARSET_OEM_LATIN_I = 0xFF;
// XXX: Constants created!
/** Font filenames */
const ARIAL = 'arial.ttf';
const ARIAL_BOLD = 'arialbd.ttf';
const ARIAL_ITALIC = 'ariali.ttf';
const ARIAL_BOLD_ITALIC = 'arialbi.ttf';
const CALIBRI = 'calibri.ttf';
const CALIBRI_BOLD = 'calibrib.ttf';
const CALIBRI_ITALIC = 'calibrii.ttf';
const CALIBRI_BOLD_ITALIC = 'calibriz.ttf';
const COMIC_SANS_MS = 'comic.ttf';
const COMIC_SANS_MS_BOLD = 'comicbd.ttf';
const COURIER_NEW = 'cour.ttf';
const COURIER_NEW_BOLD = 'courbd.ttf';
const COURIER_NEW_ITALIC = 'couri.ttf';
const COURIER_NEW_BOLD_ITALIC = 'courbi.ttf';
const GEORGIA = 'georgia.ttf';
const GEORGIA_BOLD = 'georgiab.ttf';
const GEORGIA_ITALIC = 'georgiai.ttf';
const GEORGIA_BOLD_ITALIC = 'georgiaz.ttf';
const IMPACT = 'impact.ttf';
const LIBERATION_SANS = 'LiberationSans-Regular.ttf';
const LIBERATION_SANS_BOLD = 'LiberationSans-Bold.ttf';
const LIBERATION_SANS_ITALIC = 'LiberationSans-Italic.ttf';
const LIBERATION_SANS_BOLD_ITALIC = 'LiberationSans-BoldItalic.ttf';
const LUCIDA_CONSOLE = 'lucon.ttf';
const LUCIDA_SANS_UNICODE = 'l_10646.ttf';
const MICROSOFT_SANS_SERIF = 'micross.ttf';
const PALATINO_LINOTYPE = 'pala.ttf';
const PALATINO_LINOTYPE_BOLD = 'palab.ttf';
const PALATINO_LINOTYPE_ITALIC = 'palai.ttf';
const PALATINO_LINOTYPE_BOLD_ITALIC = 'palabi.ttf';
const SYMBOL = 'symbol.ttf';
const TAHOMA = 'tahoma.ttf';
const TAHOMA_BOLD = 'tahomabd.ttf';
const TIMES_NEW_ROMAN = 'times.ttf';
const TIMES_NEW_ROMAN_BOLD = 'timesbd.ttf';
const TIMES_NEW_ROMAN_ITALIC = 'timesi.ttf';
const TIMES_NEW_ROMAN_BOLD_ITALIC = 'timesbi.ttf';
const TREBUCHET_MS = 'trebuc.ttf';
const TREBUCHET_MS_BOLD = 'trebucbd.ttf';
const TREBUCHET_MS_ITALIC = 'trebucit.ttf';
const TREBUCHET_MS_BOLD_ITALIC = 'trebucbi.ttf';
const VERDANA = 'verdana.ttf';
const VERDANA_BOLD = 'verdanab.ttf';
const VERDANA_ITALIC = 'verdanai.ttf';
const VERDANA_BOLD_ITALIC = 'verdanaz.ttf';
const FONT_FILE_NAMES = [
'Arial' => [
'x' => self::ARIAL,
'xb' => self::ARIAL_BOLD,
'xi' => self::ARIAL_ITALIC,
'xbi' => self::ARIAL_BOLD_ITALIC,
],
'Calibri' => [
'x' => self::CALIBRI,
'xb' => self::CALIBRI_BOLD,
'xi' => self::CALIBRI_ITALIC,
'xbi' => self::CALIBRI_BOLD_ITALIC,
],
'Comic Sans MS' => [
'x' => self::COMIC_SANS_MS,
'xb' => self::COMIC_SANS_MS_BOLD,
'xi' => self::COMIC_SANS_MS,
'xbi' => self::COMIC_SANS_MS_BOLD,
],
'Courier New' => [
'x' => self::COURIER_NEW,
'xb' => self::COURIER_NEW_BOLD,
'xi' => self::COURIER_NEW_ITALIC,
'xbi' => self::COURIER_NEW_BOLD_ITALIC,
],
'Georgia' => [
'x' => self::GEORGIA,
'xb' => self::GEORGIA_BOLD,
'xi' => self::GEORGIA_ITALIC,
'xbi' => self::GEORGIA_BOLD_ITALIC,
],
'Impact' => [
'x' => self::IMPACT,
'xb' => self::IMPACT,
'xi' => self::IMPACT,
'xbi' => self::IMPACT,
],
'Liberation Sans' => [
'x' => self::LIBERATION_SANS,
'xb' => self::LIBERATION_SANS_BOLD,
'xi' => self::LIBERATION_SANS_ITALIC,
'xbi' => self::LIBERATION_SANS_BOLD_ITALIC,
],
'Lucida Console' => [
'x' => self::LUCIDA_CONSOLE,
'xb' => self::LUCIDA_CONSOLE,
'xi' => self::LUCIDA_CONSOLE,
'xbi' => self::LUCIDA_CONSOLE,
],
'Lucida Sans Unicode' => [
'x' => self::LUCIDA_SANS_UNICODE,
'xb' => self::LUCIDA_SANS_UNICODE,
'xi' => self::LUCIDA_SANS_UNICODE,
'xbi' => self::LUCIDA_SANS_UNICODE,
],
'Microsoft Sans Serif' => [
'x' => self::MICROSOFT_SANS_SERIF,
'xb' => self::MICROSOFT_SANS_SERIF,
'xi' => self::MICROSOFT_SANS_SERIF,
'xbi' => self::MICROSOFT_SANS_SERIF,
],
'Palatino Linotype' => [
'x' => self::PALATINO_LINOTYPE,
'xb' => self::PALATINO_LINOTYPE_BOLD,
'xi' => self::PALATINO_LINOTYPE_ITALIC,
'xbi' => self::PALATINO_LINOTYPE_BOLD_ITALIC,
],
'Symbol' => [
'x' => self::SYMBOL,
'xb' => self::SYMBOL,
'xi' => self::SYMBOL,
'xbi' => self::SYMBOL,
],
'Tahoma' => [
'x' => self::TAHOMA,
'xb' => self::TAHOMA_BOLD,
'xi' => self::TAHOMA,
'xbi' => self::TAHOMA_BOLD,
],
'Times New Roman' => [
'x' => self::TIMES_NEW_ROMAN,
'xb' => self::TIMES_NEW_ROMAN_BOLD,
'xi' => self::TIMES_NEW_ROMAN_ITALIC,
'xbi' => self::TIMES_NEW_ROMAN_BOLD_ITALIC,
],
'Trebuchet MS' => [
'x' => self::TREBUCHET_MS,
'xb' => self::TREBUCHET_MS_BOLD,
'xi' => self::TREBUCHET_MS_ITALIC,
'xbi' => self::TREBUCHET_MS_BOLD_ITALIC,
],
'Verdana' => [
'x' => self::VERDANA,
'xb' => self::VERDANA_BOLD,
'xi' => self::VERDANA_ITALIC,
'xbi' => self::VERDANA_BOLD_ITALIC,
],
];
/**
* Array that can be used to supplement FONT_FILE_NAMES for calculating exact width.
*
* @var array<string, array<string, string>>
*/
private static array $extraFontArray = [];
/** @param array<string, array<string, string>> $extraFontArray */
public static function setExtraFontArray(array $extraFontArray): void
{
self::$extraFontArray = $extraFontArray;
}
/** @return array<string, array<string, string>> */
public static function getExtraFontArray(): array
{
return self::$extraFontArray;
}
/**
* AutoSize method.
*/
private static string $autoSizeMethod = self::AUTOSIZE_METHOD_APPROX;
/**
* Path to folder containing TrueType font .ttf files.
*/
private static string $trueTypeFontPath = '';
/**
* How wide is a default column for a given default font and size?
* Empirical data found by inspecting real Excel files and reading off the pixel width
* in Microsoft Office Excel 2007.
* Added height in points.
*/
public const DEFAULT_COLUMN_WIDTHS = [
'Arial' => [
1 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
2 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
3 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.0],
4 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.75],
5 => ['px' => 40, 'width' => 10.00000000, 'height' => 8.25],
6 => ['px' => 48, 'width' => 9.59765625, 'height' => 8.25],
7 => ['px' => 48, 'width' => 9.59765625, 'height' => 9.0],
8 => ['px' => 56, 'width' => 9.33203125, 'height' => 11.25],
9 => ['px' => 64, 'width' => 9.14062500, 'height' => 12.0],
10 => ['px' => 64, 'width' => 9.14062500, 'height' => 12.75],
],
'Calibri' => [
1 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
2 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
3 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.00],
4 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.75],
5 => ['px' => 40, 'width' => 10.00000000, 'height' => 8.25],
6 => ['px' => 48, 'width' => 9.59765625, 'height' => 8.25],
7 => ['px' => 48, 'width' => 9.59765625, 'height' => 9.0],
8 => ['px' => 56, 'width' => 9.33203125, 'height' => 11.25],
9 => ['px' => 56, 'width' => 9.33203125, 'height' => 12.0],
10 => ['px' => 64, 'width' => 9.14062500, 'height' => 12.75],
11 => ['px' => 64, 'width' => 9.14062500, 'height' => 15.0],
],
'Verdana' => [
1 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
2 => ['px' => 24, 'width' => 12.00000000, 'height' => 5.25],
3 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.0],
4 => ['px' => 32, 'width' => 10.66406250, 'height' => 6.75],
5 => ['px' => 40, 'width' => 10.00000000, 'height' => 8.25],
6 => ['px' => 48, 'width' => 9.59765625, 'height' => 8.25],
7 => ['px' => 48, 'width' => 9.59765625, 'height' => 9.0],
8 => ['px' => 64, 'width' => 9.14062500, 'height' => 10.5],
9 => ['px' => 72, 'width' => 9.00000000, 'height' => 11.25],
10 => ['px' => 72, 'width' => 9.00000000, 'height' => 12.75],
],
];
/**
* Set autoSize method.
*
* @param string $method see self::AUTOSIZE_METHOD_*
*
* @return bool Success or failure
*/
public static function setAutoSizeMethod(string $method): bool
{
if (!in_array($method, self::AUTOSIZE_METHODS)) {
return false;
}
self::$autoSizeMethod = $method;
return true;
}
/**
* Get autoSize method.
*/
public static function getAutoSizeMethod(): string
{
return self::$autoSizeMethod;
}
/**
* Set the path to the folder containing .ttf files. There should be a trailing slash.
* Path will be recursively searched for font file.
* Typical locations on various platforms:
* <ul>
* <li>C:/Windows/Fonts/</li>
* <li>/usr/share/fonts/truetype/</li>
* <li>~/.fonts/</li>
* </ul>.
*/
public static function setTrueTypeFontPath(string $folderPath): void
{
self::$trueTypeFontPath = $folderPath;
}
/**
* Get the path to the folder containing .ttf files.
*/
public static function getTrueTypeFontPath(): string
{
return self::$trueTypeFontPath;
}
/**
* Pad amount for exact in pixels; use best guess if null.
*/
private static null|float|int $paddingAmountExact = null;
/**
* Set pad amount for exact in pixels; use best guess if null.
*/
public static function setPaddingAmountExact(null|float|int $paddingAmountExact): void
{
self::$paddingAmountExact = $paddingAmountExact;
}
/**
* Get pad amount for exact in pixels; or null if using best guess.
*/
public static function getPaddingAmountExact(): null|float|int
{
return self::$paddingAmountExact;
}
/**
* Calculate an (approximate) OpenXML column width, based on font size and text contained.
*
* @param FontStyle $font Font object
* @param null|RichText|string $cellText Text to calculate width
* @param int $rotation Rotation angle
* @param null|FontStyle $defaultFont Font object
* @param bool $filterAdjustment Add space for Autofilter or Table dropdown
*/
public static function calculateColumnWidth(
FontStyle $font,
$cellText = '',
int $rotation = 0,
?FontStyle $defaultFont = null,
bool $filterAdjustment = false,
int $indentAdjustment = 0
): float {
// If it is rich text, use plain text
if ($cellText instanceof RichText) {
$cellText = $cellText->getPlainText();
}
// Special case if there are one or more newline characters ("\n")
$cellText = (string) $cellText;
if (str_contains($cellText, "\n")) {
$lineTexts = explode("\n", $cellText);
$lineWidths = [];
foreach ($lineTexts as $lineText) {
$lineWidths[] = self::calculateColumnWidth($font, $lineText, $rotation = 0, $defaultFont, $filterAdjustment);
}
return max($lineWidths); // width of longest line in cell
}
// Try to get the exact text width in pixels
$approximate = self::$autoSizeMethod === self::AUTOSIZE_METHOD_APPROX;
$columnWidth = 0;
if (!$approximate) {
try {
$columnWidthAdjust = ceil(
self::getTextWidthPixelsExact(
str_repeat('n', 1 * (($filterAdjustment ? 3 : 1) + ($indentAdjustment * 2))),
$font,
0
) * 1.07
);
// Width of text in pixels excl. padding
// and addition because Excel adds some padding, just use approx width of 'n' glyph
$columnWidth = self::getTextWidthPixelsExact($cellText, $font, $rotation) + (self::$paddingAmountExact ?? $columnWidthAdjust);
} catch (PhpSpreadsheetException) {
$approximate = true;
}
}
if ($approximate) {
$columnWidthAdjust = self::getTextWidthPixelsApprox(
str_repeat('n', 1 * (($filterAdjustment ? 3 : 1) + ($indentAdjustment * 2))),
$font,
0
);
// Width of text in pixels excl. padding, approximation
// and addition because Excel adds some padding, just use approx width of 'n' glyph
$columnWidth = self::getTextWidthPixelsApprox($cellText, $font, $rotation) + $columnWidthAdjust;
}
// Convert from pixel width to column width
$columnWidth = Drawing::pixelsToCellDimension((int) $columnWidth, $defaultFont ?? new FontStyle());
// Return
return round($columnWidth, 4);
}
/**
* Get GD text width in pixels for a string of text in a certain font at a certain rotation angle.
*/
public static function getTextWidthPixelsExact(string $text, FontStyle $font, int $rotation = 0): float
{
// font size should really be supplied in pixels in GD2,
// but since GD2 seems to assume 72dpi, pixels and points are the same
$fontFile = self::getTrueTypeFontFileFromFont($font);
$textBox = imagettfbbox($font->getSize() ?? 10.0, $rotation, $fontFile, $text);
if ($textBox === false) {
// @codeCoverageIgnoreStart
throw new PhpSpreadsheetException('imagettfbbox failed');
// @codeCoverageIgnoreEnd
}
// Get corners positions
$lowerLeftCornerX = $textBox[0];
$lowerRightCornerX = $textBox[2];
$upperRightCornerX = $textBox[4];
$upperLeftCornerX = $textBox[6];
// Consider the rotation when calculating the width
return round(max($lowerRightCornerX - $upperLeftCornerX, $upperRightCornerX - $lowerLeftCornerX), 4);
}
/**
* Get approximate width in pixels for a string of text in a certain font at a certain rotation angle.
*
* @return int Text width in pixels (no padding added)
*/
public static function getTextWidthPixelsApprox(string $columnText, FontStyle $font, int $rotation = 0): int
{
$fontName = $font->getName();
$fontSize = $font->getSize();
// Calculate column width in pixels.
// We assume fixed glyph width, but count double for "fullwidth" characters.
// Result varies with font name and size.
switch ($fontName) {
case 'Arial':
// value 8 was set because of experience in different exports at Arial 10 font.
$columnWidth = (int) (8 * StringHelper::countCharactersDbcs($columnText));
$columnWidth = $columnWidth * $fontSize / 10; // extrapolate from font size
break;
case 'Verdana':
// value 8 was found via interpolation by inspecting real Excel files with Verdana 10 font.
$columnWidth = (int) (8 * StringHelper::countCharactersDbcs($columnText));
$columnWidth = $columnWidth * $fontSize / 10; // extrapolate from font size
break;
default:
// just assume Calibri
// value 8.26 was found via interpolation by inspecting real Excel files with Calibri 11 font.
$columnWidth = (int) (8.26 * StringHelper::countCharactersDbcs($columnText));
$columnWidth = $columnWidth * $fontSize / 11; // extrapolate from font size
break;
}
// Calculate approximate rotated column width
if ($rotation !== 0) {
if ($rotation == Alignment::TEXTROTATION_STACK_PHPSPREADSHEET) {
// stacked text
$columnWidth = 4; // approximation
} else {
// rotated text
$columnWidth = $columnWidth * cos(deg2rad($rotation))
+ $fontSize * abs(sin(deg2rad($rotation))) / 5; // approximation
}
}
// pixel width is an integer
return (int) $columnWidth;
}
/**
* Calculate an (approximate) pixel size, based on a font points size.
*
* @param float|int $fontSizeInPoints Font size (in points)
*
* @return int Font size (in pixels)
*/
public static function fontSizeToPixels(float|int $fontSizeInPoints): int
{
return (int) ((4 / 3) * $fontSizeInPoints);
}
/**
* Calculate an (approximate) pixel size, based on inch size.
*
* @param float|int $sizeInInch Font size (in inch)
*
* @return float|int Size (in pixels)
*/
public static function inchSizeToPixels(int|float $sizeInInch): int|float
{
return $sizeInInch * 96;
}
/**
* Calculate an (approximate) pixel size, based on centimeter size.
*
* @param float|int $sizeInCm Font size (in centimeters)
*
* @return float Size (in pixels)
*/
public static function centimeterSizeToPixels(int|float $sizeInCm): float
{
return $sizeInCm * 37.795275591;
}
/**
* Returns the font path given the font.
*
* @return string Path to TrueType font file
*/
public static function getTrueTypeFontFileFromFont(FontStyle $font, bool $checkPath = true): string
{
if ($checkPath && (!file_exists(self::$trueTypeFontPath) || !is_dir(self::$trueTypeFontPath))) {
throw new PhpSpreadsheetException('Valid directory to TrueType Font files not specified');
}
$name = $font->getName();
$fontArray = array_merge(self::FONT_FILE_NAMES, self::$extraFontArray);
if (!isset($fontArray[$name])) {
throw new PhpSpreadsheetException('Unknown font name "' . $name . '". Cannot map to TrueType font file');
}
$bold = $font->getBold();
$italic = $font->getItalic();
$index = 'x';
if ($bold) {
$index .= 'b';
}
if ($italic) {
$index .= 'i';
}
$fontFile = $fontArray[$name][$index];
$separator = '';
if (mb_strlen(self::$trueTypeFontPath) > 1 && mb_substr(self::$trueTypeFontPath, -1) !== '/' && mb_substr(self::$trueTypeFontPath, -1) !== '\\') {
$separator = DIRECTORY_SEPARATOR;
}
$fontFileAbsolute = preg_match('~^([A-Za-z]:)?[/\\\\]~', $fontFile) === 1;
if (!$fontFileAbsolute) {
$fontFile = self::findFontFile(self::$trueTypeFontPath, $fontFile) ?? self::$trueTypeFontPath . $separator . $fontFile;
}
// Check if file actually exists
if ($checkPath && !file_exists($fontFile) && !$fontFileAbsolute) {
$alternateName = $name;
if ($index !== 'x' && $fontArray[$name][$index] !== $fontArray[$name]['x']) {
// Bold but no italic:
// Comic Sans
// Tahoma
// Neither bold nor italic:
// Impact
// Lucida Console
// Lucida Sans Unicode
// Microsoft Sans Serif
// Symbol
if ($index === 'xb') {
$alternateName .= ' Bold';
} elseif ($index === 'xi') {
$alternateName .= ' Italic';
} elseif ($fontArray[$name]['xb'] === $fontArray[$name]['xbi']) {
$alternateName .= ' Bold';
} else {
$alternateName .= ' Bold Italic';
}
}
$fontFile = self::$trueTypeFontPath . $separator . $alternateName . '.ttf';
if (!file_exists($fontFile)) {
throw new PhpSpreadsheetException('TrueType Font file not found');
}
}
return $fontFile;
}
public const CHARSET_FROM_FONT_NAME = [
'EucrosiaUPC' => self::CHARSET_ANSI_THAI,
'Wingdings' => self::CHARSET_SYMBOL,
'Wingdings 2' => self::CHARSET_SYMBOL,
'Wingdings 3' => self::CHARSET_SYMBOL,
];
/**
* Returns the associated charset for the font name.
*
* @param string $fontName Font name
*
* @return int Character set code
*/
public static function getCharsetFromFontName(string $fontName): int
{
return self::CHARSET_FROM_FONT_NAME[$fontName] ?? self::CHARSET_ANSI_LATIN;
}
/**
* Get the effective column width for columns without a column dimension or column with width -1
* For example, for Calibri 11 this is 9.140625 (64 px).
*
* @param FontStyle $font The workbooks default font
* @param bool $returnAsPixels true = return column width in pixels, false = return in OOXML units
*
* @return ($returnAsPixels is true ? int : float) Column width
*/
public static function getDefaultColumnWidthByFont(FontStyle $font, bool $returnAsPixels = false): float|int
{
if (isset(self::DEFAULT_COLUMN_WIDTHS[$font->getName()][$font->getSize()])) {
// Exact width can be determined
$columnWidth = $returnAsPixels
? self::DEFAULT_COLUMN_WIDTHS[$font->getName()][$font->getSize()]['px']
: self::DEFAULT_COLUMN_WIDTHS[$font->getName()][$font->getSize()]['width'];
} else {
// We don't have data for this particular font and size, use approximation by
// extrapolating from Calibri 11
$columnWidth = $returnAsPixels
? self::DEFAULT_COLUMN_WIDTHS['Calibri'][11]['px']
: self::DEFAULT_COLUMN_WIDTHS['Calibri'][11]['width'];
$columnWidth = $columnWidth * $font->getSize() / 11;
// Round pixels to closest integer
if ($returnAsPixels) {
$columnWidth = (int) round($columnWidth);
}
}
return $columnWidth;
}
/**
* Get the effective row height for rows without a row dimension or rows with height -1
* For example, for Calibri 11 this is 15 points.
*
* @param FontStyle $font The workbooks default font
*
* @return float Row height in points
*/
public static function getDefaultRowHeightByFont(FontStyle $font): float
{
$name = $font->getName();
$size = $font->getSize();
if (isset(self::DEFAULT_COLUMN_WIDTHS[$name][$size])) {
$rowHeight = self::DEFAULT_COLUMN_WIDTHS[$name][$size]['height'];
} elseif ($name === 'Arial' || $name === 'Verdana') {
$rowHeight = self::DEFAULT_COLUMN_WIDTHS[$name][10]['height'] * $size / 10.0;
} else {
$rowHeight = self::DEFAULT_COLUMN_WIDTHS['Calibri'][11]['height'] * $size / 11.0;
}
return $rowHeight;
}
private static function findFontFile(string $startDirectory, string $desiredFont): ?string
{
$fontPath = null;
if ($startDirectory === '') {
return null;
}
if (file_exists("$startDirectory/$desiredFont")) {
$fontPath = "$startDirectory/$desiredFont";
} else {
$iterations = 0;
$it = new RecursiveDirectoryIterator(
$startDirectory,
RecursiveDirectoryIterator::SKIP_DOTS
| RecursiveDirectoryIterator::FOLLOW_SYMLINKS
);
foreach (
new RecursiveIteratorIterator(
$it,
RecursiveIteratorIterator::LEAVES_ONLY,
RecursiveIteratorIterator::CATCH_GET_CHILD
) as $filex
) {
/** @var string */
$file = $filex;
if (basename($file) === $desiredFont) {
$fontPath = $file;
break;
}
++$iterations;
if ($iterations > 5000) {
// @codeCoverageIgnoreStart
break;
// @codeCoverageIgnoreEnd
}
}
}
return $fontPath;
}
}
Zerion Mini Shell 1.0