Fix OpacityBar(ValueBara etc) touch handle bug

build.gradle

@@ -6,7 +6,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.2.1'
     }
 }
 

library/build.gradle

@@ -1,11 +1,11 @@
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 27
+    compileSdkVersion 28
 
     defaultConfig {
         minSdkVersion 8
-        targetSdkVersion 27
+        targetSdkVersion 28
     }
 }
 

library/src/main/java/com/larswerkman/holocolorpicker/OpacityBar.java

@@ -357,6 +357,9 @@ public boolean onTouchEvent(MotionEvent event) {
 				mBarPointerPosition = Math.round(dimen);
 				calculateColor(Math.round(dimen));
 				mBarPointerPaint.setColor(mColor);
+				if (mPicker != null) {
+						mPicker.setNewCenterColor(mColor);
+				}
 				invalidate();
 			}
 			break;

library/src/main/java/com/larswerkman/holocolorpicker/SVBar.java

@@ -338,6 +338,10 @@ public boolean onTouchEvent(MotionEvent event) {
 				mBarPointerPosition = Math.round(dimen);
 				calculateColor(Math.round(dimen));
 				mBarPointerPaint.setColor(mColor);
+				if (mPicker != null) {
+						mPicker.setNewCenterColor(mColor);
+						mPicker.changeOpacityBarColor(mColor);
+				}
 				invalidate();
 			}
 			break;

library/src/main/java/com/larswerkman/holocolorpicker/SaturationBar.java

@@ -357,6 +357,11 @@ public boolean onTouchEvent(MotionEvent event) {
 				mBarPointerPosition = Math.round(dimen);
 				calculateColor(Math.round(dimen));
 				mBarPointerPaint.setColor(mColor);
+				if (mPicker != null) {
+						mPicker.setNewCenterColor(mColor);
+						mPicker.changeValueBarColor(mColor);
+						mPicker.changeOpacityBarColor(mColor);
+				}
 				invalidate();
 			}
 			break;

library/src/main/java/com/larswerkman/holocolorpicker/ValueBar.java

@@ -42,13 +42,13 @@ public class ValueBar extends View {
 	private static final String STATE_COLOR = "color";
 	private static final String STATE_VALUE = "value";
 	private static final String STATE_ORIENTATION = "orientation";
-	
+
 	/**
 	 * Constants used to identify orientation.
 	 */
 	private static final boolean ORIENTATION_HORIZONTAL = true;
 	private static final boolean ORIENTATION_VERTICAL = false;
-	
+
 	/**
 	 * Default orientation of the bar.
 	 */
@@ -108,7 +108,7 @@ public class ValueBar extends View {
 	/**
 	 * {@code true} if the user clicked on the pointer to start the move mode. <br>
 	 * {@code false} once the user stops touching the screen.
-	 * 
+	 *
 	 * @see #onTouchEvent(android.view.MotionEvent)
 	 */
 	private boolean mIsMovingPointer;
@@ -143,13 +143,13 @@ public class ValueBar extends View {
 	 * Used to toggle orientation between vertical and horizontal.
 	 */
 	private boolean mOrientation;
-	
+
     /**
      * Interface and listener so that changes in ValueBar are sent
      * to the host activity/fragment
      */
     private OnValueChangedListener onValueChangedListener;
-    
+
 	/**
 	 * Value of the latest entry of the onValueChangedListener.
 	 */
@@ -329,7 +329,7 @@ protected void onDraw(Canvas canvas) {
 			cX = mBarPointerHaloRadius;
 			cY = mBarPointerPosition;
 		}
-		
+
 		// Draw the pointer halo.
 		canvas.drawCircle(cX, cY, mBarPointerHaloRadius, mBarPointerHaloPaint);
 		// Draw the pointer.
@@ -358,6 +358,10 @@ public boolean onTouchEvent(MotionEvent event) {
 				mBarPointerPosition = Math.round(dimen);
 				calculateColor(Math.round(dimen));
 				mBarPointerPaint.setColor(mColor);
+				if (mPicker != null) {
+						mPicker.setNewCenterColor(mColor);
+						mPicker.changeOpacityBarColor(mColor);
+				}
 				invalidate();
 			}
 			break;
@@ -410,7 +414,7 @@ public boolean onTouchEvent(MotionEvent event) {
 	 * Set the bar color. <br>
 	 * <br>
 	 * Its discouraged to use this method.
-	 * 
+	 *
 	 * @param color
 	 */
 	public void setColor(int color) {
@@ -423,7 +427,7 @@ public void setColor(int color) {
 			x1 = mBarThickness;
 			y1 = (mBarLength + mBarPointerHaloRadius);
 		}
-		
+
 		Color.colorToHSV(color, mHSVColor);
 		shader = new LinearGradient(mBarPointerHaloRadius, 0,
 				x1, y1, new int[] {
@@ -441,7 +445,7 @@ public void setColor(int color) {
 
 	/**
 	 * Set the pointer on the bar. With the opacity value.
-	 * 
+	 *
 	 * @param value float between 0 and 1
 	 */
 	public void setValue(float value) {
@@ -456,10 +460,10 @@ public void setValue(float value) {
 		}
 		invalidate();
 	}
-    
+
         /**
          * Calculate the color selected by the pointer on the bar.
-         * 
+         *
          * @param coord Coordinate of the pointer.
          */
 	private void calculateColor(int coord) {
@@ -476,7 +480,7 @@ private void calculateColor(int coord) {
 
 	/**
 	 * Get the currently selected color.
-	 * 
+	 *
 	 * @return The ARGB value of the currently selected color.
 	 */
 	public int getColor() {
@@ -488,7 +492,7 @@ public int getColor() {
 	 * <br>
 	 * WARNING: Don't change the color picker. it is done already when the bar
 	 * is added to the ColorPicker
-	 * 
+	 *
 	 * @see com.larswerkman.holocolorpicker.ColorPicker#addSVBar(com.larswerkman.holocolorpicker.SVBar)
 	 * @param picker
 	 */

settings.gradle

@@ -1 +1 @@
-include ':libary'
+include ':library'