/**
* Adds the text to the image.
*/
public function renderText()
{
$palette = new RGB();
$color = $palette->color('#005', 100);
$font = new Font(dirname(__FILE__) . '/../assets/trebuchet_bi.ttf', 24, $color);
$blocks = explode('__', $this->text);
$wordWidths = array();
foreach ($blocks as $key => $block) {
$blocks[$key] = preg_split('#[^a-z0-9,:\'\\.-]#i', trim($block));
foreach ($blocks[$key] as $word) {
$wordWidths[] = $font->box($word)->getWidth();
}
}
$lineHeight = 45;
$maxRatio = 0;
$result = array();
$space = $font->box('-')->getWidth();
$stepWidth = 25;
for ($maxWidth = floor(max($wordWidths) / $stepWidth) * $stepWidth; $maxWidth <= 375; $maxWidth += $stepWidth) {
$wordIndex = 0;
$lines = array();
$maxLineWidth = 0;
foreach ($blocks as $block) {
$lines[] = '';
$lineWidth = 0;
foreach ($block as $word) {
if ($lineWidth + $wordWidths[$wordIndex] > $maxWidth && $lines[count($lines) - 1] != '') {
$lines[] = '';
$lineWidth = 0;
}
$lines[count($lines) - 1] .= $word . ' ';
$lineWidth += $wordWidths[$wordIndex] + $space;
if ($lineWidth - $space > $maxLineWidth) {
$maxLineWidth = $lineWidth - $space;
}
++$wordIndex;
}
}
$min = min(count($lines) * $lineHeight, $maxLineWidth);
$max = max(count($lines) * $lineHeight, $maxLineWidth);
$ratio = $min / $max;
if ($ratio > $maxRatio) {
$result = $lines;
$maxRatio = $ratio;
}
}
$y = $this->image->getSize()->getHeight() / 2 - $lineHeight * (count($result) / 2) + 4;
foreach ($result as $line) {
$box = $font->box(trim($line));
$this->image->draw()->text(trim($line), $font, new Point($this->image->getSize()->getWidth() / 2 - $box->getWidth() / 2, $y));
$y += $lineHeight;
}
}
/**
* @param Image $area
* @param array $items
* @param int $rows
*/
protected function imagesGrid(Image $area, array $items, $rows)
{
if (!count($items) || !isset($items[0]) || !isset($items[0]['image'])) {
return;
}
// border size acts as padding
// item dimensions area effective (image size + border)
$itemHeight = min(42, (int) (($area->getSize()->getHeight() - $this->gridItemMargin * ($rows + 1)) / $rows));
$testImageSize = $this->imagine->open($items[0]['image'])->getSize();
$imageAspect = $testImageSize->getWidth() / $testImageSize->getHeight();
$imageHeight = $itemHeight - $this->gridItemBorderSize * 2;
$imageWidth = (int) ($imageHeight * $imageAspect);
$itemWidth = $imageWidth + $this->gridItemBorderSize * 2;
$imageSize = new Box($imageWidth, $imageHeight);
$trimWidth = $itemWidth;
$trimHeight = $itemHeight;
$offsetX = 0;
$offsetY = 0;
foreach ($items as $item) {
$item = is_array($item) ? (object) $item : $item;
// break row
if ($offsetX + $itemWidth > $area->getSize()->getWidth()) {
$offsetX = 0;
$offsetY += $itemHeight + $this->gridItemMargin;
}
if ($offsetY + $itemHeight > $area->getSize()->getHeight()) {
break;
}
$trimHeight = max($trimHeight, $offsetY + $itemHeight);
$trimWidth = max($trimWidth, $offsetX + $itemWidth);
if ($trimWidth > $area->getSize()->getWidth()) {
continue;
}
if (!empty($this->gridItemBorderSize)) {
$borderColor = isset($item->color) ? $item->color : $this->gridItemBorderColor;
// remove one pixel on all sides - polygon coordinates are inclusive!
$area->draw()->polygon([new Point($offsetX, $offsetY), new Point($offsetX + $itemWidth - 1, $offsetY), new Point($offsetX + $itemWidth - 1, $offsetY + $itemHeight - 1), new Point($offsetX, $offsetY + $itemHeight - 1)], $this->color($borderColor, $this->gridItemBorderAlpha), true, 1);
}
$this->addImage($area, $item->image, $offsetX + $this->gridItemBorderSize, $offsetY + $this->gridItemBorderSize, $imageSize);
$offsetX += $itemWidth + $this->gridItemMargin;
}
$area->crop(new Point(0, 0), new Box(min($area->getSize()->getWidth(), $trimWidth), $trimHeight));
}
