protected function getWidthsFromAllCells($table_data, $font_sizes)
{
$rows = count($table_data);
$cols = array_keys($table_data[0]);
$padding = count($cols) * 2 * $this->col_spacing;
// padding for the column spacing
$width = $this->max_table_width - $padding;
//the width we have available
if ($this->max_table_width >= 0 && $this->min_cell_width * count($cols) > $width) {
//can't fit all the columns even minimally
$widths = array();
$c = 0;
//so we will try to fit as many as possible
while ($this->min_cell_width * $c <= $width) {
$widths[$cols[$c]] = $this->min_cell_width;
$c++;
}
if ($this->min_cell_width * ($c - 1) < $width) {
$widths[$cols[$c]] = $width - $this->min_cell_width * ($c - 1);
}
return array_pad($widths, count($cols), 0);
}
//we can fit all the columns minimally
$desired_widths = array();
$total_desired_width = 0;
foreach ($cols as $col) {
//get the maximum line length for each cell of text.
$max = $this->min_cell_width;
for ($r = 0; $r < $rows; $r++) {
$paragraphs = $this->getParagraphs($table_data[$r][$col]);
foreach ($paragraphs as $paragraph) {
$this->font_metric->setFontSize($font_sizes[$r][$col]);
$w = $this->font_metric->getStringWidth($paragraph, true);
if ($w > $max) {
$max = $w;
}
}
}
$desired_widths[$col] = $max;
$total_desired_width += $max;
}
if ($this->max_table_width < 0 || $total_desired_width < $width) {
return $desired_widths;
}
return $this->adjustDesiredWidths($desired_widths, $width);
}
/**
* Get the font size. This is global info.
* @returns int
*/
public function getFontSize()
{
return parent::getFontSize();
}