/**
* This function checks if a image is included with the correct size.
* Therefore an test image with known size is choosen (TestPicture500x256.png).
*/
public function test_image_size_2()
{
$units = new helper_plugin_odt_units();
$renderer = new renderer_plugin_odt_page();
$renderer->document_start();
$renderer->_odtAddImage(TMP_DIR . '/data/TestPicture500x256.png');
// There should be a frame
$start = strpos($renderer->doc, '<draw:frame');
$end = strpos($renderer->doc, '</draw:frame>');
$frame = substr($renderer->doc, $start, $end + strlen('</draw:frame>') - $start);
$this->assertFalse(empty($frame));
// Check that the width has the unit 'cm' and that it is
// calculated according to the formula ($width/96.0)*2.54
$result = preg_match('/svg:width="[^"]*"/', $renderer->doc, $widths);
$this->assertEquals($result, 1);
$unit = substr($widths[0], strlen('svg:width='));
$unit = trim($unit, '"');
$width = $units->getDigits($unit);
$unit = $units->stripDigits($unit);
$this->assertEquals($unit, 'cm');
$this->assertEquals($width, 500 / 96.0 * 2.54);
// Check that the height has the unit 'cm' and that it is
// calculated according to the formula ($height/96.0)*2.54
$result = preg_match('/svg:height="[^"]*"/', $renderer->doc, $heights);
$this->assertEquals($result, 1);
$unit = substr($heights[0], strlen('svg:height='));
$unit = trim($unit, '"');
$height = $units->getDigits($unit);
$unit = $units->stripDigits($unit);
$this->assertEquals($unit, 'cm');
$this->assertEquals($height, 256 / 96.0 * 2.54);
}
/**
* Ensure that stripDigits() strips all digits from the left correctly.
*/
public function test_stripDigits()
{
$units = new helper_plugin_odt_units();
$this->assertEquals($units->stripDigits('1cm'), 'cm');
$this->assertEquals($units->stripDigits('12mm'), 'mm');
$this->assertEquals($units->stripDigits('123in'), 'in');
$this->assertEquals($units->stripDigits('1234pt'), 'pt');
$this->assertEquals($units->stripDigits('12345pc'), 'pc');
$this->assertEquals($units->stripDigits('123456px'), 'px');
$this->assertEquals($units->stripDigits('1234567em'), 'em');
$this->assertEquals($units->stripDigits('9m'), 'm');
$this->assertEquals($units->stripDigits('9km'), 'km');
$this->assertEquals($units->stripDigits('9mi'), 'mi');
$this->assertEquals($units->stripDigits('9ft'), 'ft');
$this->assertEquals($units->stripDigits('9ft23'), 'ft23');
}