| 1 |
<?php |
| 2 |
/** |
| 3 |
* This file holds helper functions |
| 4 |
* for things related to SVG Tags |
| 5 |
* (Scalable Vector Graphics) |
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* |
| 7 |
* $Id: svg_utils.inc,v 1.8 2003/02/27 02:10:29 hemna Exp $ |
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* |
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* @author Walter A. Boring IV <waboring@buildabetterweb.com> |
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* @package phpHtmlLib |
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* @link http://phphtmllib.newsblob.com |
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*/ |
| 13 |
|
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|
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/** |
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* This function is used to build an |
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* SVG <a> tag |
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* |
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* @param string - the 'xlink:href' attribute |
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* @param mixed - any N number of params for |
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* content for the tag |
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* @return Asvgtag object |
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* @link http://www.w3.org/TR/SVG/linking.html#AElement |
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*/ |
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function svg_a($xlinkhref) { |
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$tag = new Asvgtag( array("xlink:href" => $xlinkhref)); |
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$num_args = func_num_args(); |
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for ($i=1;$i<$num_args;$i++) { |
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$tag->add(func_get_arg($i)); |
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} |
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return $tag; |
| 32 |
} |
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|
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/** |
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* This function is used to build an |
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* SVG <animate> tag |
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* |
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* @param string - the 'from' attribute |
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* @param string - the 'to' attribute |
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* @param string - the 'duration' attribute |
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* @param string - the 'attributeName' attribute |
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* @param string - the 'attributeType' attribute |
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* @param string - the 'repeatCount' attribute |
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* @param string - the 'fill' attribute |
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* @return ANIMATEsvgtag object |
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* @link http://www.w3.org/TR/SVG/animate.html#AnimateElement |
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*/ |
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function svg_animate($from, $to, $duration, $attributename, |
| 49 |
$attributetype, $repeatcount=NULL, $fill=NULL) { |
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$tag = new ANIMATEsvgtag( array("from" => $from, "to" => $to, |
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"duration" => $duration, |
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"attributeName" => $attributename, |
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"attributeType" => $attributetype)); |
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if ($repeatcount) { |
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$tag->set_tag_attribute("repeatCount", $repeatcount); |
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} |
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if ($fill) { |
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$tag->set_tag_attribute("fill", $fill); |
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} |
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|
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return $tag; |
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} |
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|
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/** |
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* This function is used to build an |
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* SVG <circle> tag and its common |
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* attributes |
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* |
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* @param int - the 'cx' attribute. The x-axis |
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* coordinate of the center of the circle |
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* @param int - the 'cy' attribute. The y-axis |
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* coordinate of the center of the circle |
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* @param string - the 'r' (radius) attribute |
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* @param string - the 'fill' attribute |
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* @param string - the 'stroke' attribute |
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* @param string - the 'stroke-width' attribute |
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* @param string - the 'style' attribyte |
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* @return CIRCLEsvgtag object |
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* @link http://www.w3.org/TR/SVG/shapes.html |
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*/ |
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function svg_circle($cx, $cy, $radius, $fill="none", |
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$stroke=NULL, $strokewidth=NULL, $style=NULL) { |
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$tag = new CIRCLEsvgtag( array("cx" => $cx, "cy" => $cy, |
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"r" => $radius)); |
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if ($fill) { |
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$tag->set_tag_attribute("fill", $fill); |
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} |
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if ($stroke) { |
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$tag->set_tag_attribute("stroke", $stroke); |
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} |
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if ($strokewidth) { |
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$tag->set_tag_attribute("stroke-width", $strokewidth); |
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} |
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if ($style) { |
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$tag->set_style($style); |
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} |
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return $tag; |
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} |
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|
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/** |
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* This function is used for building an |
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* SVG <defs> tag |
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* |
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* @param mixed - any N number of params for |
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* content for the tag |
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* @return DESCsvgtag object |
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*/ |
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function svg_defs() { |
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$tag = new DEFSsvgtag; |
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$args = func_get_args(); |
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call_user_func_array( array(&$tag, "add"), $args); |
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return $tag; |
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} |
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|
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/** |
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* This function is used for building an |
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* SVG <desc> tag |
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* |
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* @param mixed - any N number of params for |
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* content for the tag |
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* @return DESCsvgtag object |
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*/ |
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function svg_desc() { |
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$tag = new DESCsvgtag; |
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$args = func_get_args(); |
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call_user_func_array( array(&$tag, "add"), $args); |
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return $tag; |
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} |
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|
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/** |
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* This function is used to build an |
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* SVG <ellipse> tag and its common |
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* attributes |
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* |
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* @param int - the 'cx' attribute. The x-axis |
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* coordinate of the center of the circle |
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* @param int - the 'cy' attribute. The y-axis |
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* coordinate of the center of the circle |
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* @param int - the 'rx' attribute. The x-axis radius of |
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* the ellipse. |
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* @param int - the 'ry' attribute. The y-axis radius of |
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* the ellipse. |
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* @param string - the 'fill' attribute |
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* @param string - the 'stroke' attribute |
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* @param string - the 'stroke-width' attribute |
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* @param string - the 'style' attribyte |
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* @return ELLIPSEsvgtag object |
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* @link http://www.w3.org/TR/SVG/shapes.html |
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*/ |
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function svg_ellipse($cx, $cy, $rx, $ry, $fill="none", |
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$stroke=NULL, $strokewidth, $style=NULL) { |
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$tag = new ELLIPSEsvgtag( array("cx" => $cx, "cy" => $cy, |
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"rx" => $rx, "ry" => $ry)); |
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if ($fill) { |
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$tag->set_tag_attribute("fill", $fill); |
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} |
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if ($stroke) { |
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$tag->set_tag_attribute("stroke", $stroke); |
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} |
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if ($strokewidth) { |
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$tag->set_tag_attribute("stroke-width", $strokewidth); |
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} |
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if ($style) { |
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$tag->set_style($style); |
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} |
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return $tag; |
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} |
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|
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/** |
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* this function builds an SVG |
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* <font> tag |
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* |
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* @param string - the required 'horiz-adv-x' attribute |
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* @return FONTsvgtag object |
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*/ |
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function svg_font( $horizadvx ) { |
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$tag = new FONTsvgtag( array("horiz-adv-x" => |
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$horizadvx)); |
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$num_args = func_num_args(); |
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for ($i=1;$i<$num_args;$i++) { |
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$tag->add(func_get_arg($i)); |
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} |
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return $tag; |
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} |
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|
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/** |
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* This function builds an SVG |
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* <g> tag |
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* |
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* @param string - the 'style' attribute |
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* @param string - the 'transform' attribute |
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* @return Gsvgtag object |
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*/ |
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function svg_g($style=NULL, $transform=NULL) { |
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$tag = new Gsvgtag; |
| 196 |
if ($style) { |
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$tag->set_style($style); |
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} |
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|
| 200 |
if ($transform) { |
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$tag->set_transform( $transform ); |
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} |
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|
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return $tag; |
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} |
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|
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|
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/** |
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* This function is used for building an |
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* SVG <line> tag |
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* |
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* @param int - the 'x1' attribute |
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* @param int - the 'y1' attribute |
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* @param int - the 'x2' attribute |
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* @param int - the 'y2' attribute |
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* @param string - the 'stroke' attribute |
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* @param string - the 'stroke-width' attribute |
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* @param string - the 'style' attribute |
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* @return LINEsvgtag object |
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* @link http://www.w3.org/TR/SVG/shapes.html |
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*/ |
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function svg_line($x1, $y1, $x2, $y2, $stroke=NULL, |
| 223 |
$strokewidth, $style=NULL) { |
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$tag = new LINEsvgtag(array("x1" => $x1, "y1" => $y1, |
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"x2" => $x2, "y2" => $y2)); |
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if ($stroke) { |
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$tag->set_tag_attribute("stroke", $stroke); |
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} |
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if ($strokewidth) { |
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$tag->set_tag_attribute("stroke-width", $strokewidth); |
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} |
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if ($style) { |
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$tag->set_style( $style ); |
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} |
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|
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return $tag; |
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} |
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|
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/** |
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* This function is used for building an |
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* SVG <marker> tag |
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* |
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* @param string - the 'refX' attribute |
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* @param string - the 'refY' attribute |
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* @param string - the 'markerUnits' attribute |
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* @param string - the 'markerWidth' attribute |
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* @param string - the 'markerHeight' attribute |
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* @param string - the 'orient' attribute |
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* @return MARKERsvgtag object |
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* @link http://www.w3.org/TR/SVG/painting.html#MarkerElement |
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*/ |
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function svg_marker($refx, $refY, $markerunits=NULL, |
| 253 |
$markerwidth=NULL, $markerheight=NULL, |
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$orient=NULL) { |
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$tag = new MARKERsvgtag( array("refx" => $refx, |
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"refy" => $refy)); |
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|
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if ($markerunits) { |
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$this->set_tag_attribute("markerUnits", $markerunits ); |
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} |
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if ($markerwidth) { |
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$this->set_tag_attribute("markerWidth", $markerwidth ); |
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} |
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if ($markerheight) { |
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$this->set_tag_attribute("markerHeight", $markerheight ); |
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} |
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if ($orient) { |
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$this->set_tag_attribute("orient", $orient ); |
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} |
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|
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return $tag; |
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} |
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|
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/** |
| 275 |
* This function is used for building an |
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* SVG <polygon> tag |
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* |
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* @param int - the 'points' attribute |
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* @param string - the 'fill' attribute |
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* @param string - the 'stroke' attribute |
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* @param string - the 'stroke-width' attribute |
| 282 |
* @param string - the 'style' attribute |
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* @return POLYGONsvgtag object |
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* @link http://www.w3.org/TR/SVG/shapes.html |
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*/ |
| 286 |
function svg_polygon($points, $fill="none", $stroke=NULL, |
| 287 |
$strokewidth, $style=NULL) { |
| 288 |
$tag = new POLYGONsvgtag; |
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|
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if ($fill) { |
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$tag->set_tag_attribute("fill", $fill); |
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} |
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if ($stroke) { |
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$tag->set_tag_attribute("stroke", $stroke); |
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} |
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if ($strokewidth) { |
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$tag->set_tag_attribute("stroke-width", $strokewidth); |
| 298 |
} |
| 299 |
if ($style) { |
| 300 |
$tag->set_style( $style ); |
| 301 |
} |
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|
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//do this instead of the constructor |
| 304 |
//because the output is easier to read. |
| 305 |
$tag->set_tag_attribute("points", $points); |
| 306 |
|
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return $tag; |
| 308 |
} |
| 309 |
|
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/** |
| 311 |
* This function is used for building an |
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* SVG <polyline> tag |
| 313 |
* |
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* @param int - the 'points' attribute |
| 315 |
* @param string - the 'fill' attribute |
| 316 |
* @param string - the 'stroke' attribute |
| 317 |
* @param string - the 'stroke-width' attribute |
| 318 |
* @param string - the 'style' attribute |
| 319 |
* @return POLYLINEsvgtag object |
| 320 |
* @link http://www.w3.org/TR/SVG/shapes.html |
| 321 |
*/ |
| 322 |
function svg_polyline($points, $fill="none", $stroke=NULL, |
| 323 |
$strokewidth, $style=NULL) { |
| 324 |
$tag = new POLYLINEsvgtag; |
| 325 |
|
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if ($fill) { |
| 327 |
$tag->set_tag_attribute("fill", $fill); |
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} |
| 329 |
if ($stroke) { |
| 330 |
$tag->set_tag_attribute("stroke", $stroke); |
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} |
| 332 |
if ($strokewidth) { |
| 333 |
$tag->set_tag_attribute("stroke-width", $strokewidth); |
| 334 |
} |
| 335 |
if ($style) { |
| 336 |
$tag->set_style( $style ); |
| 337 |
} |
| 338 |
|
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//do this instead of the constructor |
| 340 |
//because the output is easier to read. |
| 341 |
$tag->set_tag_attribute("points", $points); |
| 342 |
|
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return $tag; |
| 344 |
} |
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|
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|
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/** |
| 348 |
* This function creates a <script> |
| 349 |
* tag and wraps the javascript in the |
| 350 |
* appropriate <![CDATA[ JAVASCRIPT ]]> |
| 351 |
* that is required for svg. |
| 352 |
* |
| 353 |
* @param string the 'type' attribute |
| 354 |
* @param mixed - any N number of params for |
| 355 |
* content for the tag |
| 356 |
* @return SCRIPTsvgtag object |
| 357 |
*/ |
| 358 |
function svg_script( $type="text/javascript" ) { |
| 359 |
$tag = new SCRIPTsvgtag(array("type" => $type)); |
| 360 |
$num_args = func_num_args(); |
| 361 |
for ($i=1;$i<$num_args;$i++) { |
| 362 |
$tag->add(func_get_arg($i)); |
| 363 |
} |
| 364 |
return $tag; |
| 365 |
} |
| 366 |
|
| 367 |
/** |
| 368 |
* This function creates a <script> |
| 369 |
* tag and wraps the javascript in the |
| 370 |
* appropriate <![CDATA[ JAVASCRIPT ]]> |
| 371 |
* that is required for svg. |
| 372 |
* |
| 373 |
* @param string the 'type' attribute |
| 374 |
* @param mixed - any N number of params for |
| 375 |
* content for the tag |
| 376 |
* @return SCRIPTsvgtag object |
| 377 |
*/ |
| 378 |
function svg_style( $type="text/css" ) { |
| 379 |
$tag = new STYLEsvgtag(array("type" => $type)); |
| 380 |
$num_args = func_num_args(); |
| 381 |
for ($i=1;$i<$num_args;$i++) { |
| 382 |
$tag->add(func_get_arg($i)); |
| 383 |
} |
| 384 |
return $tag; |
| 385 |
} |
| 386 |
|
| 387 |
|
| 388 |
/** |
| 389 |
* This function is used to build an |
| 390 |
* SVG <rect> tag and its common |
| 391 |
* attributes |
| 392 |
* |
| 393 |
* @param int - the 'x' attribute |
| 394 |
* @param int - the 'y' attribute |
| 395 |
* @param string - the 'width' attribute |
| 396 |
* @param string - the 'height' attribute |
| 397 |
* @param string - the 'fill' attribute |
| 398 |
* @param string - the 'stroke' attribute |
| 399 |
* @param string - the 'stroke-width' attribyte |
| 400 |
* @param string - the 'style' attribyte |
| 401 |
* @return RECTsvgtag object |
| 402 |
* @link http://www.w3.org/TR/SVG/shapes.html |
| 403 |
*/ |
| 404 |
function svg_rect($x, $y, $width, $height, $fill=NULL, |
| 405 |
$stroke=NULL, $strokewidth=NULL, $style=NULL) { |
| 406 |
$tag = new RECTsvgtag( array("x" => $x, "y" => $y, |
| 407 |
"width" => $width, |
| 408 |
"height" => $height)); |
| 409 |
if ($fill) { |
| 410 |
$tag->set_tag_attribute("fill", $fill); |
| 411 |
} |
| 412 |
if ($stroke) { |
| 413 |
$tag->set_tag_attribute("stroke", $stroke); |
| 414 |
} |
| 415 |
if ($strokewidth) { |
| 416 |
$tag->set_tag_attribute("stroke-width", $strokewidth); |
| 417 |
} |
| 418 |
|
| 419 |
if ($style) { |
| 420 |
$tag->set_style($style); |
| 421 |
} |
| 422 |
return $tag; |
| 423 |
} |
| 424 |
|
| 425 |
/** |
| 426 |
* This function is used to build an |
| 427 |
* SVG <text> tag |
| 428 |
* |
| 429 |
* @param int - the 'x' attribute |
| 430 |
* @param int - the 'y' attribute |
| 431 |
* @param string - the 'rotate' attribute |
| 432 |
* @param style - the 'class' attribute |
| 433 |
* @param mixed - any N number of params for |
| 434 |
* content for the tag |
| 435 |
* @return TEXTsvgtag object. |
| 436 |
* @link http://www.w3.org/TR/SVG/text.html |
| 437 |
*/ |
| 438 |
function svg_text($x, $y, $rotate=NULL, $class=NULL) { |
| 439 |
$tag = new TEXTsvgtag( array("x" => $x, "y" => $y)); |
| 440 |
if ($rotate) { |
| 441 |
$tag->set_tag_attribute( "rotate", $rotate ); |
| 442 |
} |
| 443 |
if ($class) { |
| 444 |
$tag->set_class( $class ); |
| 445 |
} |
| 446 |
$num_args = func_num_args(); |
| 447 |
for ($i=4;$i<$num_args;$i++) { |
| 448 |
$tag->add(func_get_arg($i)); |
| 449 |
} |
| 450 |
return $tag; |
| 451 |
} |
| 452 |
|
| 453 |
/** |
| 454 |
* This function is used to build an |
| 455 |
* SVG <textpath> tag. |
| 456 |
* |
| 457 |
* @param string - the 'xlink:href' attribute |
| 458 |
* @param string - the 'class' attribute |
| 459 |
* @param mixed - any N number of params for |
| 460 |
* content for the tag |
| 461 |
* @return TEXTPATHsvgtag object. |
| 462 |
* @link http://www.w3.org/TR/SVG/text.html#TextPathElement |
| 463 |
*/ |
| 464 |
function svg_textpath($xlinkhref, $class=NULL) { |
| 465 |
$tag = new TEXTPATHsvgtag( array("xlink:href" => $xlinkhref)); |
| 466 |
if ($class) { |
| 467 |
$tag->set_class( $class ); |
| 468 |
} |
| 469 |
$num_args = func_num_args(); |
| 470 |
for ($i=2;$i<$num_args;$i++) { |
| 471 |
$tag->add(func_get_arg($i)); |
| 472 |
} |
| 473 |
return $tag; |
| 474 |
} |
| 475 |
|
| 476 |
/** |
| 477 |
* This function is used to build an |
| 478 |
* SVG <tref> tag |
| 479 |
* |
| 480 |
* @param string - the 'xlink:href' required attribute |
| 481 |
* @param string - the 'class' attribute |
| 482 |
* @param mixed - any N number of params for |
| 483 |
* content for the tag |
| 484 |
* @return TREFsvgtag object. |
| 485 |
* @link http://www.w3.org/TR/SVG/text.html |
| 486 |
*/ |
| 487 |
function svg_tref($xlinkhref, $class=NULL) { |
| 488 |
$tag = new TREFsvgtag( array("xlink:href" => $xlinkhref)); |
| 489 |
if ($class) { |
| 490 |
$tag->set_class( $class ); |
| 491 |
} |
| 492 |
$num_args = func_num_args(); |
| 493 |
for ($i=2;$i<$num_args;$i++) { |
| 494 |
$tag->add(func_get_arg($i)); |
| 495 |
} |
| 496 |
return $tag; |
| 497 |
} |
| 498 |
|
| 499 |
/** |
| 500 |
* This function is used to build an |
| 501 |
* SVG <tref> tag. |
| 502 |
* |
| 503 |
* @param string - the 'x' attribute |
| 504 |
* @param string - the 'y' attribute |
| 505 |
* @param string - the 'class' attribute |
| 506 |
* @return TSPANsvgtag object. |
| 507 |
* @link http://www.w3.org/TR/SVG/text.html |
| 508 |
*/ |
| 509 |
function svg_tspan($x, $y, $class=NULL) { |
| 510 |
$tag = new TSPANsvgtag( array("x" => $x, |
| 511 |
"y" => $y)); |
| 512 |
if ($class) { |
| 513 |
$tag->set_class( $class ); |
| 514 |
} |
| 515 |
return $tag; |
| 516 |
} |
| 517 |
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