Feature/shadow color

ticketview/src/main/java/com/vipulasri/ticketview/BlurBuilder.java

@@ -0,0 +1,35 @@
+package com.vipulasri.ticketview;
+
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.renderscript.Allocation;
+import android.renderscript.Element;
+import android.renderscript.RenderScript;
+import android.renderscript.ScriptIntrinsicBlur;
+
+public class BlurBuilder {
+
+    public static Bitmap blur(Context context, Bitmap image , float radius) {
+        if(image==null || image.isRecycled())return image;
+
+        if(android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) {
+
+            RenderScript rs = RenderScript.create(context);
+            ScriptIntrinsicBlur blur = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs));
+            Allocation input = Allocation.createFromBitmap(rs, image);
+            Allocation output = Allocation.createTyped(rs, input.getType());
+            blur.setRadius(radius);
+            blur.setInput(input);
+            blur.forEach(output);
+            output.copyTo(image);
+            input.destroy();
+            output.destroy();
+
+
+            return image;
+        }else{
+            return image;
+        }
+    }
+
+}

ticketview/src/main/java/com/vipulasri/ticketview/TicketView.java

@@ -11,10 +11,7 @@
 import android.graphics.PorterDuffColorFilter;
 import android.graphics.RectF;
 import android.graphics.drawable.Drawable;
-import android.renderscript.Allocation;
-import android.renderscript.Element;
-import android.renderscript.RenderScript;
-import android.renderscript.ScriptIntrinsicBlur;
+
 import android.support.annotation.IntDef;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -23,8 +20,7 @@
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
 
-import static android.graphics.Bitmap.Config.ALPHA_8;
-import static android.graphics.Color.BLACK;
+import static android.graphics.Bitmap.Config.ARGB_8888;
 import static android.graphics.Color.TRANSPARENT;
 import static android.graphics.Paint.ANTI_ALIAS_FLAG;
 import static android.graphics.PorterDuff.Mode.SRC_IN;
@@ -88,6 +84,7 @@ public class TicketView extends View {
     private int mDividerPadding;
     private Bitmap mShadow;
     private final Paint mShadowPaint = new Paint(ANTI_ALIAS_FLAG);
+    private int mShadowColor;
     private float mShadowBlurRadius = 0f;
     private Drawable mBackgroundBeforeDivider;
     private Drawable mBackgroundAfterDivider;
@@ -271,7 +268,7 @@ private void generateShadow() {
             if (mShadowBlurRadius == 0f) return;
 
             if (mShadow == null) {
-                mShadow = Bitmap.createBitmap(getWidth(), getHeight(), ALPHA_8);
+                mShadow = Bitmap.createBitmap(getWidth(), getHeight(), ARGB_8888);
             } else {
                 mShadow.eraseColor(TRANSPARENT);
             }
@@ -280,17 +277,8 @@ private void generateShadow() {
             if (mShowBorder) {
                 c.drawPath(mPath, mShadowPaint);
             }
-            RenderScript rs = RenderScript.create(getContext());
-            ScriptIntrinsicBlur blur = ScriptIntrinsicBlur.create(rs, Element.U8(rs));
-            Allocation input = Allocation.createFromBitmap(rs, mShadow);
-            Allocation output = Allocation.createTyped(rs, input.getType());
-            blur.setRadius(mShadowBlurRadius);
-            blur.setInput(input);
-            blur.forEach(output);
-            output.copyTo(mShadow);
-            input.destroy();
-            output.destroy();
-            blur.destroy();
+
+            mShadow = BlurBuilder.blur(getContext(),mShadow,mCornerRadius);
         }
     }
 
@@ -324,13 +312,11 @@ private void init(AttributeSet attrs) {
             if (elevation > 0f) {
                 setShadowBlurRadius(elevation);
             }
+            mShadowColor = typedArray.getColor(R.styleable.TicketView_shadowColor, getResources().getColor(android.R.color.black));
 
             typedArray.recycle();
         }
 
-        mShadowPaint.setColorFilter(new PorterDuffColorFilter(BLACK, SRC_IN));
-        mShadowPaint.setAlpha(51); // 20%
-
         initElements();
 
         setLayerType(View.LAYER_TYPE_SOFTWARE, null);
@@ -346,6 +332,7 @@ private void initElements() {
         mScallopPosition = 100 / mScallopPositionPercent;
         mScallopHeight = mScallopRadius * 2;
 
+        setShadowPaint();
         setBackgroundPaint();
         setBorderPaint();
         setDividerPaint();
@@ -382,6 +369,11 @@ private void setTicketBackgroundAfterDivider(Canvas canvas) {
         mBackgroundAfterDivider.draw(canvas);
     }
 
+    private void setShadowPaint() {
+        mShadowPaint.setColorFilter(new PorterDuffColorFilter(mShadowColor, SRC_IN));
+        mShadowPaint.setAlpha(51); // 20%
+    }
+
     private void setBackgroundPaint() {
         mBackgroundPaint.setAlpha(0);
         mBackgroundPaint.setAntiAlias(true);
@@ -611,6 +603,15 @@ private void setShadowBlurRadius(float elevation) {
         mShadowBlurRadius = Math.min(25f * (elevation / maxElevation), 25f);
     }
 
+    public int getShadowColor() {
+        return mShadowColor;
+    }
+
+    public void setShadowColor(int dividerColor) {
+        this.mShadowColor = dividerColor;
+        initElements();
+    }
+
     private boolean isJellyBeanAndAbove() {
         return android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1;
     }

ticketview/src/main/res/values/attrs.xml

@@ -32,6 +32,7 @@
         <attr name="ticketElevation" format="dimension" />
         <attr name="ticketBackgroundBeforeDivider" format="reference" />
         <attr name="ticketBackgroundAfterDivider" format="reference" />
+        <attr name="shadowColor" format="color"/>
     </declare-styleable>
 
 </resources>