Fix TravisCI errors

Author: Progi1984

src/PhpPowerpoint/Writer/ODPresentation.php

@@ -95,7 +95,6 @@ public function __construct(PHPPowerPoint $pPHPPowerPoint = null)
         $this->writerParts['mimetype'] = new Mimetype();
         $this->writerParts['styles']   = new Styles();
         $this->writerParts['charts']   = new ObjectsChart();
-
         $this->writerParts['drawing']  = new Drawing();
 
         // Assign parent WriterInterface
@@ -148,7 +147,7 @@ public function save($pFilename)
 
             // Add mimetype to ZIP file
             //@todo Not in ZIPARCHIVE::CM_STORE mode
-            $objZip->addFromString('mimetype', $this->getWriterPart('mimetype')->writePart($this->presentation));
+            $objZip->addFromString('mimetype', $this->getWriterPart('mimetype')->writePart());
 
             // Add content.xml to ZIP file
             $objZip->addFromString('content.xml', $this->getWriterPart('content')->writePart($this->presentation));
@@ -160,13 +159,13 @@ public function save($pFilename)
             $objZip->addFromString('styles.xml', $this->getWriterPart('styles')->writePart($this->presentation));
 
             // Add META-INF/manifest.xml
-            $objZip->addFromString('META-INF/manifest.xml', $this->getWriterPart('manifest')->writePart($this->presentation));
+            $objZip->addFromString('META-INF/manifest.xml', $this->getWriterPart('manifest')->writePart());
 
             // Add charts
             foreach ($this->chartArray as $keyChart => $shapeChart) {
-                $arrayFile = $this->getWriterPart('charts')->writePart($this->presentation, $shapeChart);
+                $arrayFile = $this->getWriterPart('charts')->writePart(shapeChart);
                 foreach ($arrayFile as $file => $content) {
-                    if(!empty($content)){
+                    if (!empty($content)) {
                         $objZip->addFromString('Object '.$keyChart.'/' . $file, $content);
                     }
                 }

src/PhpPowerpoint/Writer/ODPresentation/Drawing.php

@@ -26,11 +26,6 @@
  */
 class Drawing extends AbstractPart
 {
-    public function writePart(PhpPowerpoint $pPHPPowerPoint)
-    {
-        return null;
-    }
-    
     /**
      * Get an array of all drawings
      *

src/PhpPowerpoint/Writer/ODPresentation/Manifest.php

@@ -34,7 +34,7 @@ class Manifest extends AbstractPart
      * @return string        XML Output
      * @throws \Exception
      */
-    public function writePart(PhpPowerpoint $pPHPPowerPoint)
+    public function writePart()
     {
         $parentWriter = $this->getParentWriter();
         if (!$parentWriter instanceof ODPresentation) {

src/PhpPowerpoint/Writer/ODPresentation/Mimetype.php

@@ -30,7 +30,7 @@ class Mimetype extends AbstractPart
      * @return string        Text Output
      * @throws \Exception
      */
-    public function writePart(PhpPowerpoint $pPHPPowerPoint)
+    public function writePart()
     {
         return 'application/vnd.oasis.opendocument.presentation';
     }

src/PhpPowerpoint/Writer/ODPresentation/ObjectsChart.php

@@ -66,7 +66,7 @@ class ObjectsChart extends AbstractPart
      */
     private $rangeCol;
 
-    public function writePart(PhpPowerpoint $pPHPPowerPoint, Chart $chart)
+    public function writePart(Chart $chart)
     {
         $this->xmlContent = $this->getXMLWriter();
         $this->xmlMeta = $this->getXMLWriter();
@@ -88,7 +88,7 @@ private function writeContentPart(Chart $chart)
     {
         $chartType = $chart->getPlotArea()->getType();
         if (!($chartType instanceof Bar3D || $chartType instanceof Line || $chartType instanceof Pie3D|| $chartType instanceof Scatter)) {
-        	throw new \Exception('The chart type provided could not be rendered.');
+            throw new \Exception('The chart type provided could not be rendered.');
         }
 
         // Data
@@ -218,7 +218,7 @@ private function writeContentPart(Chart $chart)
         $this->writePlotArea($chart);
 
         //**** Table ****
-        $this->writeTable($chart);
+        $this->writeTable();
 
         // > chart:chart
         $this->xmlContent->endElement();
@@ -484,7 +484,8 @@ private function writeSeries(Chart $chart, Chart\Series $series)
         }
         $this->xmlContent->writeAttribute('chart:style-name', 'styleSeries'.$this->numSeries);
         if ($chartType instanceof Bar3D || $chartType instanceof Line || $chartType instanceof Scatter) {
-            if (empty($series->getDataPointFills())) {
+            $dataPointFills = $series->getDataPointFills();
+            if (empty($dataPointFills)) {
                 $incRepeat = $numRange;
             } else {
                 $inc = 0;
@@ -507,7 +508,7 @@ private function writeSeries(Chart $chart, Chart\Series $series)
                     }
                     $inc++;
                     $incRepeat++;
-                } while($inc < $numRange);
+                } while ($inc < $numRange);
                 $incRepeat--;
             }
             // chart:data-point
@@ -516,14 +517,14 @@ private function writeSeries(Chart $chart, Chart\Series $series)
             // > chart:data-point
             $this->xmlContent->endElement();
         } elseif ($chartType instanceof Pie3D) {
+            $count = $series->getDataPointFills();
             $inc = 0;
-            foreach ($series->getDataPointFills() as $dataPointFill) {
+            for ($inc = 0 ; $inc < $count ; $inc++) {
                 // chart:data-point
                 $this->xmlContent->startElement('chart:data-point');
                 $this->xmlContent->writeAttribute('chart:style-name', 'styleSeries'.$this->numSeries.'_'.$inc);
                 // > chart:data-point
                 $this->xmlContent->endElement();
-                $inc++;
             }
         }
 
@@ -601,7 +602,7 @@ private function writeSeriesStyle(Chart $chart, Chart\Series $series)
     /**
      * @param Chart $chart
      */
-    private function writeTable(Chart $chart)
+    private function writeTable()
     {
         // table:table
         $this->xmlContent->startElement('table:table');

src/PhpPowerpoint/Writer/PowerPoint2007/Slide.php

@@ -419,7 +419,7 @@ private function writeShapeText(XMLWriter $objWriter, RichText $shape, $shapeId)
 
         // a:bodyPr
         $objWriter->startElement('a:bodyPr');
-    	$objWriter->writeAttribute('anchor', $shape->getActiveParagraph()->getAlignment()->getVertical());
+        $objWriter->writeAttribute('anchor', $shape->getActiveParagraph()->getAlignment()->getVertical());
         $objWriter->writeAttribute('wrap', $shape->getWrap());
         $objWriter->writeAttribute('rtlCol', '0');