function show(&$driver)
{
// Now set the baseline of a button box to align it vertically when flowing isude the
// text line
$this->default_baseline = $this->content[0]->baseline + $this->get_extra_top();
$this->baseline = $this->content[0]->baseline + $this->get_extra_top();
/**
* If we're rendering the interactive form, the field content should not be rendered
*/
global $g_config;
if ($g_config['renderforms']) {
/**
* Render background/borders only
*/
$status = GenericFormattedBox::show($driver);
/**
* @todo encoding name?
* @todo font name?
* @todo check if font is embedded for PDFLIB
*/
$driver->field_text($this->get_left_padding(), $this->get_top_padding(), $this->get_width() + $this->get_padding_left() + $this->get_padding_right(), $this->get_height(), $this->_value, $this->_field_name);
} else {
/**
* Render everything, including content
*/
$status = GenericContainerBox::show($driver);
}
return $status;
}
function show_field(&$driver)
{
if (is_null(GenericFormattedBox::show($driver))) {
return null;
}
$driver->field_select($this->get_left_padding(), $this->get_top_padding(), $this->get_width() + $this->get_padding_left() + $this->get_padding_right(), $this->get_height(), $this->_name, $this->_value, $this->_options);
return true;
}
function show(&$driver)
{
/**
* If we're rendering the interactive form, the field content should not be rendered
*/
global $g_config;
if ($g_config['renderforms']) {
$status = GenericFormattedBox::show($driver);
$driver->field_multiline_text($this->get_left_padding(), $this->get_top_padding(), $this->get_width() + $this->get_padding_left() + $this->get_padding_right(), $this->get_height() + $this->get_padding_top() + $this->get_padding_bottom(), $this->_value, $this->_field_name);
} else {
$status = GenericContainerBox::show($driver);
}
return $status;
}
function show(&$driver)
{
// draw generic box
GenericFormattedBox::show($driver);
// Check if "designer" set the height or width of this image to zero; in this there will be no reason
// in drawing the image at all
//
if ($this->get_width() < EPSILON || $this->get_height() < EPSILON || is_null($this->image->_handle)) {
return true;
}
$driver->image_scaled($this->image, $this->get_left(), $this->get_bottom(), $this->get_width() / $this->image->sx(), $this->get_height() / $this->image->sy());
$strategy =& new StrategyLinkRenderingNormal();
$strategy->apply($this, $driver);
return true;
}
/**
* Render current fixed-positioned container box using the specified output method. Unlike
* the 'show' method, there's no check if current page viewport contains current element, as
* fixed-positioned may be drawn on the page margins, outside the viewport.
*
* @param OutputDriver $driver The output driver object
*
* @return Boolean flag indicating the success or 'null' value in case of critical rendering
* error
*
* @see GenericContainerBox::show()
*
* @todo the 'show' and 'show_fixed' method code are almost the same except the child element
* method called in the inner loop; also, no check is done if current viewport contains this element,
* thus sllowinf printing data on page margins, where no data should be printed normally
* I suppose some more generic method containing the common code should be made.
*/
function show_fixed(&$driver)
{
GenericFormattedBox::show($driver);
$overflow = $this->getCSSProperty(CSS_OVERFLOW);
/**
* Sometimes the content may overflow container boxes. This situation arise, for example,
* for relative-positioned child boxes, boxes having constrained height and in some
* other cases. If the container box does not have CSS 'overflow' property
* set to 'visible' value, the content should be visually clipped using container box
* padding area.
*/
if ($overflow !== OVERFLOW_VISIBLE) {
// Save graphics state (of course, BEFORE the clipping area will be set)
$driver->save();
$this->_setupClip($driver);
}
/**
* Render child elements
*/
$size = count($this->content);
for ($i = 0; $i < $size; $i++) {
/**
* We'll check the visibility property here
* Reason: all boxes (except the top-level one) are contained in some other box,
* so every box will pass this check. The alternative is to add this check into every
* box class show member.
*
* The only exception of absolute positioned block boxes which are drawn separately;
* their show method is called explicitly; the similar check should be performed there
*/
$child =& $this->content[$i];
if ($child->getCSSProperty(CSS_VISIBILITY) === VISIBILITY_VISIBLE) {
// Fixed-positioned blocks are displayed separately;
// If we call them now, they will be drawn twice
if ($child->getCSSProperty(CSS_POSITION) != POSITION_FIXED) {
if (is_null($child->show_fixed($driver))) {
return null;
}
}
}
}
/**
* Restore previous clipping mode, if it have been modified for non-'overflow: visible'
* box.
*/
if ($overflow !== OVERFLOW_VISIBLE) {
$driver->restore();
}
return true;
}
function show(&$viewport)
{
// draw generic box
GenericFormattedBox::show($viewport);
// Check if "designer" set the height or width of this image to zero; in this there will be no reason
// in drawing the image at all
//
if ($this->get_width() < EPSILON || $this->get_height() < EPSILON) {
return true;
}
$viewport->image_scaled($this->image, $this->get_left(), $this->get_bottom(), $this->get_width() / imagesx($this->image), $this->get_height() / imagesy($this->image));
return true;
}
