Merge pull request #8 from carmocca/overflow-fix

Overflow fix

Author: alxrm

README.md

@@ -75,7 +75,8 @@ Set raw byte array asynchronously
     setRawData(byte[] data, OnSamplingListener callback);
 ```
 
-In case you have scaled byte array you want to draw
+In case you have an scaled byte array you want to draw, as in, an array whose size is the amount of chunks to draw
+
 
 ```java
 

audiowave/src/main/kotlin/rm/com/audiowave/Sampler.kt

@@ -37,7 +37,7 @@ object Sampler {
     }
 
     for (index in 0..data.size step chunkStep) {
-      val currentDataIndex = targetSize * index / data.size
+      val currentDataIndex = (targetSize * index.toLong() / data.size).toInt()
 
       if (prevDataIndex == currentDataIndex) {
         sampledPerChunk += 1
@@ -70,4 +70,4 @@ internal fun ByteArray.paste(other: ByteArray): ByteArray {
       this[i] = other.getOrElse(i, { this[i].abs })
     }
   }
-}
+}