Physikerwelt has uploaded a new change for review.
https://gerrit.wikimedia.org/r/257326
Change subject: Add tools to extract images from MathObject
......................................................................
Add tools to extract images from MathObject
Change-Id: I1343ede69e9dc229812c08a78249c47d80d7280e
---
M MathObject.php
1 file changed, 45 insertions(+), 1 deletion(-)
git pull ssh://gerrit.wikimedia.org:29418/mediawiki/extensions/MathSearch
refs/changes/26/257326/1
diff --git a/MathObject.php b/MathObject.php
index cd5be76..8dea00f 100644
--- a/MathObject.php
+++ b/MathObject.php
@@ -53,7 +53,7 @@
}
public static function cloneFromRenderer( MathRenderer $renderer ) {
- $instance = new MathObject( $renderer->getTex() );
+ $instance = new MathObject( $renderer->getUserInputTex() );
$instance->setMathml( $renderer->getMathml() );
$instance->setSvg( $renderer->getSvg() );
$instance->setMode( $renderer->getMode() );
@@ -491,4 +491,48 @@
}
return '';
}
+
+ public function getSvgWidth() {
+ if ( preg_match( "/width=\"(.*?)(ex|px|em)?\"/",
$this->getSvg(), $matches ) ) {
+ return $matches;
+ }
+ return 0;
+ }
+
+ public function getSvgHeight() {
+ if ( preg_match( "/height=\"(.*?)(ex|px|em)?\"/",
$this->getSvg(), $matches ) ) {
+ return $matches;
+ }
+ return 0;
+ }
+
+ public function getReSizedSvgLink( $factor = 2 ) {
+ $width = $this->getSvgWidth();
+ $width = $width[1]*$factor.$width[2];
+ $height = $this->getSvgHeight();
+ $height = $height[1]*$factor.$height[2];
+ $reflector = new ReflectionObject( $this );
+ $method = $reflector->getMethod( 'getFallbackImage' );
+ $method->setAccessible( true );
+ $fbi = $method->invoke( $this );
+ $fbi = preg_replace( "/width: (.*?)(ex|px|em)/", "width:
$width", $fbi );
+ $fbi = preg_replace( "/height: (.*?)(ex|px|em)/", "height:
$height", $fbi );
+ return $fbi;
+ }
+
+ public function getPngWidth() {
+ try{
+ return getimagesizefromstring( $this->getPng() )[0];
+ } catch ( Exception $e ){
+ return 0;
+ }
+ }
+
+ public function getPngHeight() {
+ try{
+ return getimagesizefromstring( $this->getPng() )[0];
+ } catch ( Exception $e ){
+ return 0;
+ }
+ }
}
--
To view, visit https://gerrit.wikimedia.org/r/257326
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I1343ede69e9dc229812c08a78249c47d80d7280e
Gerrit-PatchSet: 1
Gerrit-Project: mediawiki/extensions/MathSearch
Gerrit-Branch: master
Gerrit-Owner: Physikerwelt <w...@physikerwelt.de>
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