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* @author Fabien Ménager
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License */ namespace Dompdf; /** * Main rendering interface * * Currently {@link Dompdf\Adapter\CPDF}, {@link Dompdf\Adapter\PDFLib}, and {@link Dompdf\Adapter\GD} * implement this interface. * * Implementations should measure x and y increasing to the left and down, * respectively, with the origin in the top left corner. Implementations * are free to use a unit other than points for length, but I can't * guarantee that the results will look any good. * * @package dompdf */ interface Canvas { function __construct($paper = "letter", $orientation = "portrait", Dompdf $dompdf = null); /** * @return Dompdf */ function get_dompdf(); /** * Returns the current page number * * @return int */ function get_page_number(); /** * Returns the total number of pages * * @return int */ function get_page_count(); /** * Sets the total number of pages * * @param int $count */ function set_page_count($count); /** * Draws a line from x1,y1 to x2,y2 * * See {@link Style::munge_color()} for the format of the color array. * See {@link Cpdf::setLineStyle()} for a description of the format of the * $style parameter (aka dash). * * @param float $x1 * @param float $y1 * @param float $x2 * @param float $y2 * @param array $color * @param float $width * @param array $style */ function line($x1, $y1, $x2, $y2, $color, $width, $style = null); /** * Draws a rectangle at x1,y1 with width w and height h * * See {@link Style::munge_color()} for the format of the color array. * See {@link Cpdf::setLineStyle()} for a description of the $style * parameter (aka dash) * * @param float $x1 * @param float $y1 * @param float $w * @param float $h * @param array $color * @param float $width * @param array $style */ function rectangle($x1, $y1, $w, $h, $color, $width, $style = null); /** * Draws a filled rectangle at x1,y1 with width w and height h * * See {@link Style::munge_color()} for the format of the color array. * * @param float $x1 * @param float $y1 * @param float $w * @param float $h * @param array $color */ function filled_rectangle($x1, $y1, $w, $h, $color); /** * Starts a clipping rectangle at x1,y1 with width w and height h * * @param float $x1 * @param float $y1 * @param float $w * @param float $h */ function clipping_rectangle($x1, $y1, $w, $h); /** * Starts a rounded clipping rectangle at x1,y1 with width w and height h * * @param float $x1 * @param float $y1 * @param float $w * @param float $h * @param float $tl * @param float $tr * @param float $br * @param float $bl * * @return */ function clipping_roundrectangle($x1, $y1, $w, $h, $tl, $tr, $br, $bl); /** * Ends the last clipping shape */ function clipping_end(); /** * Writes text at the specified x and y coordinates on every page * * The strings '{PAGE_NUM}' and '{PAGE_COUNT}' are automatically replaced * with their current values. * * See {@link Style::munge_color()} for the format of the color array. * * @param float $x * @param float $y * @param string $text the text to write * @param string $font the font file to use * @param float $size the font size, in points * @param array $color * @param float $word_space word spacing adjustment * @param float $char_space char spacing adjustment * @param float $angle angle to write the text at, measured CW starting from the x-axis */ public function page_text($x, $y, $text, $font, $size, $color = [0, 0, 0], $word_space = 0.0, $char_space = 0.0, $angle = 0.0); /** * Save current state */ function save(); /** * Restore last state */ function restore(); /** * Rotate * * @param float $angle angle in degrees for counter-clockwise rotation * @param float $x Origin abscissa * @param float $y Origin ordinate */ function rotate($angle, $x, $y); /** * Skew * * @param float $angle_x * @param float $angle_y * @param float $x Origin abscissa * @param float $y Origin ordinate */ function skew($angle_x, $angle_y, $x, $y); /** * Scale * * @param float $s_x scaling factor for width as percent * @param float $s_y scaling factor for height as percent * @param float $x Origin abscissa * @param float $y Origin ordinate */ function scale($s_x, $s_y, $x, $y); /** * Translate * * @param float $t_x movement to the right * @param float $t_y movement to the bottom */ function translate($t_x, $t_y); /** * Transform * * @param $a * @param $b * @param $c * @param $d * @param $e * @param $f * @return */ function transform($a, $b, $c, $d, $e, $f); /** * Draws a polygon * * The polygon is formed by joining all the points stored in the $points * array. $points has the following structure: *
* array(0 => x1, * 1 => y1, * 2 => x2, * 3 => y2, * ... * ); *
* * See {@link Style::munge_color()} for the format of the color array. * See {@link Cpdf::setLineStyle()} for a description of the $style * parameter (aka dash) * * @param array $points * @param array $color * @param float $width * @param array $style * @param bool $fill Fills the polygon if true */ function polygon($points, $color, $width = null, $style = null, $fill = false); /** * Draws a circle at $x,$y with radius $r * * See {@link Style::munge_color()} for the format of the color array. * See {@link Cpdf::setLineStyle()} for a description of the $style * parameter (aka dash) * * @param float $x * @param float $y * @param float $r * @param array $color * @param float $width * @param array $style * @param bool $fill Fills the circle if true */ function circle($x, $y, $r, $color, $width = null, $style = null, $fill = false); /** * Add an image to the pdf. * * The image is placed at the specified x and y coordinates with the * given width and height. * * @param string $img_url the path to the image * @param float $x x position * @param float $y y position * @param int $w width (in pixels) * @param int $h height (in pixels) * @param string $resolution The resolution of the image */ function image($img_url, $x, $y, $w, $h, $resolution = "normal"); /** * Add an arc to the PDF * See {@link Style::munge_color()} for the format of the color array. * * @param float $x X coordinate of the arc * @param float $y Y coordinate of the arc * @param float $r1 Radius 1 * @param float $r2 Radius 2 * @param float $astart Start angle in degrees * @param float $aend End angle in degrees * @param array $color Color * @param float $width * @param array $style */ function arc($x, $y, $r1, $r2, $astart, $aend, $color, $width, $style = []); /** * Writes text at the specified x and y coordinates * See {@link Style::munge_color()} for the format of the color array. * * @param float $x * @param float $y * @param string $text the text to write * @param string $font the font file to use * @param float $size the font size, in points * @param array $color * @param float $word_space word spacing adjustment * @param float $char_space char spacing adjustment * @param float $angle angle */ function text($x, $y, $text, $font, $size, $color = [0, 0, 0], $word_space = 0.0, $char_space = 0.0, $angle = 0.0); /** * Add a named destination (similar to
...
in html) * * @param string $anchorname The name of the named destination */ function add_named_dest($anchorname); /** * Add a link to the pdf * * @param string $url The url to link to * @param float $x The x position of the link * @param float $y The y position of the link * @param float $width The width of the link * @param float $height The height of the link */ function add_link($url, $x, $y, $width, $height); /** * Add meta information to the pdf * * @param string $name Label of the value (Creator, Producer, etc.) * @param string $value The text to set */ function add_info($name, $value); /** * Calculates text size, in points * * @param string $text the text to be sized * @param string $font the desired font * @param float $size the desired font size * @param float $word_spacing word spacing, if any * @param float $char_spacing char spacing, if any * * @return float */ function get_text_width($text, $font, $size, $word_spacing = 0.0, $char_spacing = 0.0); /** * Calculates font height, in points * * @param string $font * @param float $size * * @return float */ function get_font_height($font, $size); /** * Calculates font baseline, in points * * @param string $font * @param float $size * * @return float */ function get_font_baseline($font, $size); /** * Returns the PDF's width in points * * @return float */ function get_width(); /** * Return the image's height in pixels * * @return float */ function get_height(); /** * Returns the font x-height, in points * * @param string $font * @param float $size * * @return float */ //function get_font_x_height($font, $size); /** * Sets the opacity * * @param float $opacity * @param string $mode */ function set_opacity($opacity, $mode = "Normal"); /** * Sets the default view * * @param string $view * 'XYZ' left, top, zoom * 'Fit' * 'FitH' top * 'FitV' left * 'FitR' left,bottom,right * 'FitB' * 'FitBH' top * 'FitBV' left * @param array $options * * @return void */ function set_default_view($view, $options = []); /** * @param string $script * * @return void */ function javascript($script); /** * Starts a new page * * Subsequent drawing operations will appear on the new page. */ function new_page(); /** * Streams the PDF directly to the browser. * * @param string $filename The filename to present to the browser. * @param array $options Associative array: 'compress' => 1 or 0 (default 1); 'Attachment' => 1 or 0 (default 1). */ function stream($filename, $options = []); /** * Returns the PDF as a string. * * @param array $options Associative array: 'compress' => 1 or 0 (default 1). * @return string */ function output($options = []); }