public function testUncoverArea()
{
$page = new ezcDocumentPdfPage(1, 100, 100);
$page->startTransaction(1);
$page->setCovered(new ezcDocumentPdfBoundingBox(0, 0, 50, 50));
$id = $page->setCovered(new ezcDocumentPdfBoundingBox(0, 50, 50, 50));
$page->setCovered(new ezcDocumentPdfBoundingBox(50, 0, 50, 50));
$this->assertEquals(false, $page->testFitRectangle(10, 60, 30, 30));
$page->uncover($id);
$this->assertEquals(new ezcDocumentPdfBoundingBox(10, 60, 30, 30), $page->testFitRectangle(10, 60, 30, 30));
}
/**
* Evaluate available bounding box
*
* Returns false, if not enough space is available on current
* page, and a bounding box otherwise.
*
* @param ezcDocumentPdfPage $page
* @param array $styles
* @param float $width
* @return mixed
*/
protected function evaluateAvailableBoundingBox(ezcDocumentPdfPage $page, array $styles, $width)
{
// Grap the maximum available vertical space
$space = $page->testFitRectangle($page->x, $page->y, $width, null);
if ($space === false) {
// Could not allocate space, required for even one line
return false;
}
// Apply bounding box modifications
$space->x += $styles['padding']->value['left'] + $styles['border']->value['left']['width'] + $styles['margin']->value['left'];
$space->width -= $styles['padding']->value['left'] + $styles['padding']->value['right'] + $styles['border']->value['left']['width'] + $styles['border']->value['right']['width'] + $styles['margin']->value['left'] + $styles['margin']->value['right'];
$space->y += $styles['padding']->value['top'] + $styles['border']->value['top']['width'] + $styles['margin']->value['top'];
$space->height -= $styles['padding']->value['top'] + $styles['padding']->value['bottom'] + $styles['border']->value['top']['width'] + $styles['border']->value['bottom']['width'] + $styles['margin']->value['top'] + $styles['margin']->value['bottom'];
return $space;
}
/**
* Hook on page creation
*
* Hook called on page creation, so that certain areas might be reserved or
* it already may render stuff on the frshly created page.
*
* @param ezcDocumentPdfPage $page
* @return void
*/
public function hookPageCreation(ezcDocumentPdfPage $page)
{
// Get default styles from document
$style = $this->styles->inferenceFormattingRules($this->document);
foreach ($style as $name => $value) {
$this->driver->setTextFormatting($name, $value->value);
}
// Allocate space for footer
if (($space = $page->testFitRectangle($page->x, $this->options->footer ? $page->y + $page->innerHeight - $this->options->height->get() : $page->y, $page->innerWidth, $this->options->height->get())) === false) {
// If we can't allocate the designated space, exit.
return false;
}
// Calculate vertical alignement
$offset = 0;
if ($this->options->footer) {
$offset = $space->height - 2.1 * $this->driver->getCurrentLineHeight();
}
// Render document title
if ($this->documentTitle && $this->options->showDocumentTitle) {
// Inference these settings somehow
$this->driver->setTextFormatting('font-weight', 'bold');
$width = $this->driver->calculateWordWidth($this->documentTitle);
$this->driver->drawWord($space->x + ($page->innerWidth - $width) / 2, $space->y + $offset + $this->driver->getCurrentLineHeight(), $this->documentTitle);
$offset += 1.1 * $this->driver->getCurrentLineHeight();
}
// Render document author
if ($this->documentAuthor && $this->options->showDocumentAuthor) {
// Inference these settings somehow
$this->driver->setTextFormatting('font-weight', 'normal');
$this->driver->setTextFormatting('font-style', 'italic');
$width = $this->driver->calculateWordWidth($this->documentAuthor);
$this->driver->drawWord($space->x + ($page->innerWidth - $width) / 2, $space->y + $offset + $this->driver->getCurrentLineHeight(), $this->documentAuthor);
$offset += 1.1 * $this->driver->getCurrentLineHeight();
}
// Render page number
if ($this->options->showPageNumber) {
$pageNumber = $page->number + $this->options->pageNumberOffset;
$postion = $pageNumber % 2 ? $space->width - $this->driver->calculateWordWidth($pageNumber) : 0;
$this->driver->drawWord($space->x + $postion, $space->y + ($space->height - $this->driver->getCurrentLineHeight()) / 2 + $this->driver->getCurrentLineHeight(), $pageNumber);
}
$page->setCovered($space);
if (!$this->options->footer) {
$page->y += $space->height;
}
}
