Optional logging

Author: hannesa2

MPChartLib/src/main/java/com/github/mikephil/charting/charts/BarLineChartBase.java

@@ -517,7 +517,7 @@ public void calculateOffsets() {
 
 			float minOffset = UtilsKtKt.convertDpToPixel(mMinOffset);
 
-			getViewPortHandler().restrainViewPort(Math.max(minOffset, offsetLeft), Math.max(minOffset, offsetTop), Math.max(minOffset, offsetRight), Math.max(minOffset, offsetBottom));
+			getViewPortHandler().restrainViewPort(Math.max(minOffset, offsetLeft), Math.max(minOffset, offsetTop), Math.max(minOffset, offsetRight), Math.max(minOffset, offsetBottom), false);
 
 			if (isLogEnabled()) {
 				Timber.i("offsetLeft: " + offsetLeft + ", offsetTop: " + offsetTop + ", offsetRight: " + offsetRight + ", offsetBottom: " + offsetBottom);
@@ -911,7 +911,7 @@ public void setViewPortOffsets(final float left, final float top, final float ri
 			@Override
 			public void run() {
 
-				getViewPortHandler().restrainViewPort(left, top, right, bottom);
+				getViewPortHandler().restrainViewPort(left, top, right, bottom, false);
 				prepareOffsetMatrix();
 				prepareValuePxMatrix();
 			}

MPChartLib/src/main/java/com/github/mikephil/charting/charts/HorizontalBarChart.kt

@@ -177,12 +177,16 @@ open class HorizontalBarChart : BarChart {
 
         val minOffset = mMinOffset.convertDpToPixel()
 
+        if (isLogEnabled)
+            Timber.i(viewPortHandler.toString())
         viewPortHandler.restrainViewPort(
             max(minOffset, offsetLeft),
             max(minOffset, offsetTop),
             max(minOffset, offsetRight),
             max(minOffset, offsetBottom)
         )
+        if (isLogEnabled)
+            Timber.i(viewPortHandler.toString())
 
         if (isLogEnabled) {
             Timber.i("offsetLeft: $offsetLeft, offsetTop: $offsetTop, offsetRight: $offsetRight, offsetBottom: $offsetBottom")

MPChartLib/src/main/java/com/github/mikephil/charting/utils/ViewPortHandler.kt

@@ -3,6 +3,7 @@ package com.github.mikephil.charting.utils
 import android.graphics.Matrix
 import android.graphics.RectF
 import android.view.View
+import timber.log.Timber
 import kotlin.math.max
 import kotlin.math.min
 
@@ -103,8 +104,10 @@ open class ViewPortHandler {
 
     fun hasChartDimens(): Boolean = chartHeight > 0 && chartWidth > 0
 
-    fun restrainViewPort(offsetLeft: Float, offsetTop: Float, offsetRight: Float, offsetBottom: Float) {
+    fun restrainViewPort(offsetLeft: Float, offsetTop: Float, offsetRight: Float, offsetBottom: Float, logging: Boolean = false) {
         contentRect[offsetLeft, offsetTop, chartWidth - offsetRight] = (chartHeight - offsetBottom)
+        if (logging)
+            Timber.i(contentRect.toString())
     }
 
     fun offsetLeft(): Float = contentRect.left