diff --git a/src/Canvas/Canvas.php b/src/Canvas/Canvas.php
index e822816..5f608a9 100644
--- a/src/Canvas/Canvas.php
+++ b/src/Canvas/Canvas.php
@@ -14,7 +14,7 @@ class Canvas
 
     protected $zoom = 0;
 
-    public function __construct(int $width, int $height, int $zoom, int $centerX, int $centerY)
+    public function __construct(int $width, int $height, int $zoom, float $centerX, float $centerY)
     {
         $this->width = $width;
         $this->height = $height;
@@ -42,12 +42,12 @@ class Canvas
         return $this->height;
     }
 
-    public function getCenterX(): int
+    public function getCenterX(): float
     {
         return $this->centerX;
     }
 
-    public function getCenterY(): int
+    public function getCenterY(): float
     {
         return $this->centerY;
     }
diff --git a/src/ElementPrinter/Marker/MarkerPrinter.php b/src/ElementPrinter/Marker/MarkerPrinter.php
index 9d11c78..ae58fea 100644
--- a/src/ElementPrinter/Marker/MarkerPrinter.php
+++ b/src/ElementPrinter/Marker/MarkerPrinter.php
@@ -63,6 +63,7 @@ class MarkerPrinter
         $markerFilename = '';
         $markerShadow = '';
         $matches = false;
+        $markerIndex = 0;
 
         // check for marker type, get settings from markerPrototypes
         if ($this->marker->getMarkerType()) {
diff --git a/src/Printer.php b/src/Printer.php
index cddab90..e1ee245 100644
--- a/src/Printer.php
+++ b/src/Printer.php
@@ -215,7 +215,7 @@ class Printer
     public function copyrightNotice()
     {
         $logoImg = imagecreatefrompng($this->osmLogo);
-        imagecopy($this->canvas->getImage(), $logoImg, imagesx($this->image) - imagesx($logoImg), imagesy($this->image) - imagesy($logoImg), 0, 0, imagesx($logoImg), imagesy($logoImg));
+        imagecopy($this->canvas->getImage(), $logoImg, imagesx($this->canvas->getImage()) - imagesx($logoImg), imagesy($this->canvas->getImage()) - imagesy($logoImg), 0, 0, imagesx($logoImg), imagesy($logoImg));
     }
 
     public function sendHeader()