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<?php
namespace Box\Spout\Writer\Style;
/**
* Class Style
* Represents a style to be applied to a cell
*
* @package Box\Spout\Writer\Style
*/
class Style
{
/** Default font values */
const DEFAULT_FONT_SIZE = 11;
const DEFAULT_FONT_COLOR = Color::BLACK;
const DEFAULT_FONT_NAME = 'Arial';
/** @var int|null Style ID */
protected $id = null;
/** @var bool Whether the font should be bold */
protected $fontBold = false;
/** @var bool Whether the bold property was set */
protected $hasSetFontBold = false;
/** @var bool Whether the font should be italic */
protected $fontItalic = false;
/** @var bool Whether the italic property was set */
protected $hasSetFontItalic = false;
/** @var bool Whether the font should be underlined */
protected $fontUnderline = false;
/** @var bool Whether the underline property was set */
protected $hasSetFontUnderline = false;
/** @var bool Whether the font should be struck through */
protected $fontStrikethrough = false;
/** @var bool Whether the strikethrough property was set */
protected $hasSetFontStrikethrough = false;
/** @var int Font size */
protected $fontSize = self::DEFAULT_FONT_SIZE;
/** @var bool Whether the font size property was set */
protected $hasSetFontSize = false;
/** @var string Font color */
protected $fontColor = self::DEFAULT_FONT_COLOR;
/** @var bool Whether the font color property was set */
protected $hasSetFontColor = false;
/** @var string Font name */
protected $fontName = self::DEFAULT_FONT_NAME;
/** @var bool Whether the font name property was set */
protected $hasSetFontName = false;
/** @var bool Whether specific font properties should be applied */
protected $shouldApplyFont = false;
/** @var bool Whether the text should wrap in the cell (useful for long or multi-lines text) */
protected $shouldWrapText = false;
/** @var bool Whether the wrap text property was set */
protected $hasSetWrapText = false;
/**
* @var Border
*/
protected $border = null;
/**
* @var bool Whether border properties should be applied
*/
protected $shouldApplyBorder = false;
/** @var string Background color */
protected $backgroundColor = null;
/** @var bool */
protected $hasSetBackgroundColor = false;
/**
* @return int|null
*/
public function getId()
{
return $this->id;
}
/**
* @param int $id
* @return Style
*/
public function setId($id)
{
$this->id = $id;
return $this;
}
/**
* @return Border
*/
public function getBorder()
{
return $this->border;
}
/**
* @param Border $border
* @return Style
*/
public function setBorder(Border $border)
{
$this->shouldApplyBorder = true;
$this->border = $border;
return $this;
}
/**
* @return bool
*/
public function shouldApplyBorder()
{
return $this->shouldApplyBorder;
}
/**
* @return bool
*/
public function isFontBold()
{
return $this->fontBold;
}
/**
* @return Style
*/
public function setFontBold()
{
$this->fontBold = true;
$this->hasSetFontBold = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return bool
*/
public function isFontItalic()
{
return $this->fontItalic;
}
/**
* @return Style
*/
public function setFontItalic()
{
$this->fontItalic = true;
$this->hasSetFontItalic = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return bool
*/
public function isFontUnderline()
{
return $this->fontUnderline;
}
/**
* @return Style
*/
public function setFontUnderline()
{
$this->fontUnderline = true;
$this->hasSetFontUnderline = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return bool
*/
public function isFontStrikethrough()
{
return $this->fontStrikethrough;
}
/**
* @return Style
*/
public function setFontStrikethrough()
{
$this->fontStrikethrough = true;
$this->hasSetFontStrikethrough = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return int
*/
public function getFontSize()
{
return $this->fontSize;
}
/**
* @param int $fontSize Font size, in pixels
* @return Style
*/
public function setFontSize($fontSize)
{
$this->fontSize = $fontSize;
$this->hasSetFontSize = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return string
*/
public function getFontColor()
{
return $this->fontColor;
}
/**
* Sets the font color.
*
* @param string $fontColor ARGB color (@see Color)
* @return Style
*/
public function setFontColor($fontColor)
{
$this->fontColor = $fontColor;
$this->hasSetFontColor = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return string
*/
public function getFontName()
{
return $this->fontName;
}
/**
* @param string $fontName Name of the font to use
* @return Style
*/
public function setFontName($fontName)
{
$this->fontName = $fontName;
$this->hasSetFontName = true;
$this->shouldApplyFont = true;
return $this;
}
/**
* @return bool
*/
public function shouldWrapText()
{
return $this->shouldWrapText;
}
/**
* @param bool|void $shouldWrap Should the text be wrapped
* @return Style
*/
public function setShouldWrapText($shouldWrap = true)
{
$this->shouldWrapText = $shouldWrap;
$this->hasSetWrapText = true;
return $this;
}
/**
* @return bool
*/
public function hasSetWrapText()
{
return $this->hasSetWrapText;
}
/**
* @return bool Whether specific font properties should be applied
*/
public function shouldApplyFont()
{
return $this->shouldApplyFont;
}
/**
* Sets the background color
* @param string $color ARGB color (@see Color)
* @return Style
*/
public function setBackgroundColor($color)
{
$this->hasSetBackgroundColor = true;
$this->backgroundColor = $color;
return $this;
}
/**
* @return string
*/
public function getBackgroundColor()
{
return $this->backgroundColor;
}
/**
*
* @return bool Whether the background color should be applied
*/
public function shouldApplyBackgroundColor()
{
return $this->hasSetBackgroundColor;
}
/**
* Serializes the style for future comparison with other styles.
* The ID is excluded from the comparison, as we only care about
* actual style properties.
*
* @return string The serialized style
*/
public function serialize()
{
// In order to be able to properly compare style, set static ID value
$currentId = $this->id;
$this->setId(0);
$serializedStyle = serialize($this);
$this->setId($currentId);
return $serializedStyle;
}
/**
* Merges the current style with the given style, using the given style as a base. This means that:
* - if current style and base style both have property A set, use current style property's value
* - if current style has property A set but base style does not, use current style property's value
* - if base style has property A set but current style does not, use base style property's value
*
* @NOTE: This function returns a new style.
*
* @param Style $baseStyle
* @return Style New style corresponding to the merge of the 2 styles
*/
public function mergeWith($baseStyle)
{
$mergedStyle = clone $this;
$this->mergeFontStyles($mergedStyle, $baseStyle);
$this->mergeOtherFontProperties($mergedStyle, $baseStyle);
$this->mergeCellProperties($mergedStyle, $baseStyle);
return $mergedStyle;
}
/**
* @param Style $styleToUpdate (passed as reference)
* @param Style $baseStyle
* @return void
*/
private function mergeFontStyles($styleToUpdate, $baseStyle)
{
if (!$this->hasSetFontBold && $baseStyle->isFontBold()) {
$styleToUpdate->setFontBold();
}
if (!$this->hasSetFontItalic && $baseStyle->isFontItalic()) {
$styleToUpdate->setFontItalic();
}
if (!$this->hasSetFontUnderline && $baseStyle->isFontUnderline()) {
$styleToUpdate->setFontUnderline();
}
if (!$this->hasSetFontStrikethrough && $baseStyle->isFontStrikethrough()) {
$styleToUpdate->setFontStrikethrough();
}
}
/**
* @param Style $styleToUpdate Style to update (passed as reference)
* @param Style $baseStyle
* @return void
*/
private function mergeOtherFontProperties($styleToUpdate, $baseStyle)
{
if (!$this->hasSetFontSize && $baseStyle->getFontSize() !== self::DEFAULT_FONT_SIZE) {
$styleToUpdate->setFontSize($baseStyle->getFontSize());
}
if (!$this->hasSetFontColor && $baseStyle->getFontColor() !== self::DEFAULT_FONT_COLOR) {
$styleToUpdate->setFontColor($baseStyle->getFontColor());
}
if (!$this->hasSetFontName && $baseStyle->getFontName() !== self::DEFAULT_FONT_NAME) {
$styleToUpdate->setFontName($baseStyle->getFontName());
}
}
/**
* @param Style $styleToUpdate Style to update (passed as reference)
* @param Style $baseStyle
* @return void
*/
private function mergeCellProperties($styleToUpdate, $baseStyle)
{
if (!$this->hasSetWrapText && $baseStyle->shouldWrapText()) {
$styleToUpdate->setShouldWrapText();
}
if (!$this->getBorder() && $baseStyle->shouldApplyBorder()) {
$styleToUpdate->setBorder($baseStyle->getBorder());
}
if (!$this->hasSetBackgroundColor && $baseStyle->shouldApplyBackgroundColor()) {
$styleToUpdate->setBackgroundColor($baseStyle->getBackgroundColor());
}
}
}