Primer commit del sistema avantika sin cambios
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328
pdf/include/canvas.cls.php
Executable file
328
pdf/include/canvas.cls.php
Executable file
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<?php
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/**
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* DOMPDF - PHP5 HTML to PDF renderer
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*
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* File: $RCSfile: canvas.cls.php,v $
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* Created on: 2004-06-06
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*
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* Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library in the file LICENSE.LGPL; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA
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*
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* Alternatively, you may distribute this software under the terms of the
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* PHP License, version 3.0 or later. A copy of this license should have
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* been distributed with this file in the file LICENSE.PHP . If this is not
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* the case, you can obtain a copy at http://www.php.net/license/3_0.txt.
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*
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* The latest version of DOMPDF might be available at:
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* http://www.dompdf.com/
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*
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* @link http://www.dompdf.com/
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* @copyright 2004 Benj Carson
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* @author Benj Carson <benjcarson@digitaljunkies.ca>
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* @package dompdf
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*/
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/* $Id: canvas.cls.php 357 2011-01-30 20:56:46Z fabien.menager $ */
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/**
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* Main rendering interface
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*
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* Currently {@link CPDF_Adapter}, {@link PDFLib_Adapter}, {@link TCPDF_Adapter}, and {@link GD_Adapter}
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* implement this interface.
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*
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* Implementations should measure x and y increasing to the left and down,
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* respectively, with the origin in the top left corner. Implementations
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* are free to use a unit other than points for length, but I can't
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* guarantee that the results will look any good.
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*
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* @package dompdf
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*/
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interface Canvas {
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/**
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* Returns the current page number
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*
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* @return int
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*/
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function get_page_number();
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/**
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* Returns the total number of pages
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*
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* @return int
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*/
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function get_page_count();
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/**
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* Sets the total number of pages
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*
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* @param int $count
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*/
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function set_page_count($count);
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/**
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* Draws a line from x1,y1 to x2,y2
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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* See {@link Cpdf::setLineStyle()} for a description of the format of the
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* $style parameter (aka dash).
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*
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* @param float $x1
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* @param float $y1
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* @param float $x2
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* @param float $y2
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* @param array $color
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* @param float $width
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* @param array $style
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*/
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function line($x1, $y1, $x2, $y2, $color, $width, $style = null);
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/**
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* Draws a rectangle at x1,y1 with width w and height h
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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* See {@link Cpdf::setLineStyle()} for a description of the $style
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* parameter (aka dash)
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*
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* @param float $x1
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* @param float $y1
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* @param float $w
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* @param float $h
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* @param array $color
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* @param float $width
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* @param array $style
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*/
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function rectangle($x1, $y1, $w, $h, $color, $width, $style = null);
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/**
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* Draws a filled rectangle at x1,y1 with width w and height h
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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*
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* @param float $x1
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* @param float $y1
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* @param float $w
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* @param float $h
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* @param array $color
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*/
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function filled_rectangle($x1, $y1, $w, $h, $color);
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/**
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* Starts a clipping rectangle at x1,y1 with width w and height h
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*
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* @param float $x1
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* @param float $y1
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* @param float $w
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* @param float $h
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*/
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function clipping_rectangle($x1, $y1, $w, $h);
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/**
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* Ends the last clipping shape
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*/
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function clipping_end();
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/**
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* Save current state
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*/
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function save();
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/**
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* Restore last state
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*/
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function restore();
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/**
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* Rotate
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*/
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function rotate($angle, $x, $y);
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/**
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* Skew
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*/
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function skew($angle_x, $angle_y, $x, $y);
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/**
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* Scale
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*/
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function scale($s_x, $s_y, $x, $y);
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/**
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* Translate
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*/
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function translate($t_x, $t_y);
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/**
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* Transform
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*/
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function transform($a, $b, $c, $d, $e, $f);
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/**
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* Draws a polygon
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*
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* The polygon is formed by joining all the points stored in the $points
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* array. $points has the following structure:
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* <code>
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* array(0 => x1,
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* 1 => y1,
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* 2 => x2,
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* 3 => y2,
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* ...
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* );
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* </code>
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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* See {@link Cpdf::setLineStyle()} for a description of the $style
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* parameter (aka dash)
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*
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* @param array $points
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* @param array $color
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* @param float $width
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* @param array $style
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* @param bool $fill Fills the polygon if true
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*/
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function polygon($points, $color, $width = null, $style = null, $fill = false);
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/**
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* Draws a circle at $x,$y with radius $r
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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* See {@link Cpdf::setLineStyle()} for a description of the $style
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* parameter (aka dash)
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*
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* @param float $x
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* @param float $y
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* @param float $r
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* @param array $color
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* @param float $width
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* @param array $style
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* @param bool $fill Fills the circle if true
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*/
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function circle($x, $y, $r, $color, $width = null, $style = null, $fill = false);
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/**
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* Add an image to the pdf.
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*
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* The image is placed at the specified x and y coordinates with the
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* given width and height.
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*
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* @param string $img_url the path to the image
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* @param string $img_type the type (e.g. extension) of the image
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* @param float $x x position
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* @param float $y y position
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* @param int $w width (in pixels)
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* @param int $h height (in pixels)
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*/
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function image($img_url, $img_type, $x, $y, $w, $h);
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/**
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* Writes text at the specified x and y coordinates
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*
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* See {@link Style::munge_colour()} for the format of the colour array.
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*
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* @param float $x
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* @param float $y
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* @param string $text the text to write
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* @param string $font the font file to use
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* @param float $size the font size, in points
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* @param array $color
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* @param float $word_space word spacing adjustment
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* @param float $char_space whar spacing adjustment
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* @param float $angle angle
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*/
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function text($x, $y, $text, $font, $size, $color = array(0,0,0), $word_space = 0, $char_space = 0, $angle = 0);
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/**
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* Add a named destination (similar to <a name="foo">...</a> in html)
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*
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* @param string $anchorname The name of the named destination
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*/
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function add_named_dest($anchorname);
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/**
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* Add a link to the pdf
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*
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* @param string $url The url to link to
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* @param float $x The x position of the link
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* @param float $y The y position of the link
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* @param float $width The width of the link
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* @param float $height The height of the link
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*/
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function add_link($url, $x, $y, $width, $height);
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/**
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* Add meta information to the pdf
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*
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* @param string $label label of the value (Creator, Producer, etc.)
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* @param string $value the text to set
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*/
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function add_info($name, $value);
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/**
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* Calculates text size, in points
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*
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* @param string $text the text to be sized
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* @param string $font the desired font
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* @param float $size the desired font size
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* @param float $spacing word spacing, if any
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* @return float
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*/
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function get_text_width($text, $font, $size, $word_spacing = 0, $char_spacing = 0);
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/**
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* Calculates font height, in points
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*
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* @param string $font
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* @param float $size
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* @return float
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*/
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function get_font_height($font, $size);
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/**
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* Sets the opacity
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*
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* @param float $opacity
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* @param string $mode
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* @return float
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*/
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function set_opacity($opacity, $mode = "Normal");
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/**
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* Starts a new page
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*
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* Subsequent drawing operations will appear on the new page.
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*/
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function new_page();
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/**
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* Streams the PDF directly to the browser
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*
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* @param string $filename the name of the PDF file
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* @param array $options associative array, 'Attachment' => 0 or 1, 'compress' => 1 or 0
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*/
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function stream($filename, $options = null);
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/**
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* Returns the PDF as a string
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*
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* @param array $options associative array: 'compress' => 1 or 0
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* @return string
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*/
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function output($options = null);
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}
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