Make the keyboard transparent (#252)

* Add option for keyboard opacity (transparency). Keyboard background, keys and pressed keys can be adjusted separately.

* Make the borders transparent as well

* Moved setAlphas outside drawKeyFrame to top of onDraw method

1 files changed, 6 insertions, 2 deletions

diff --git a/srcs/juloo.keyboard2/Keyboard2View.java b/srcs/juloo.keyboard2/Keyboard2View.java
index ce6c9f4..c3271b9 100644
--- a/srcs/juloo.keyboard2/Keyboard2View.java
+++ b/srcs/juloo.keyboard2/Keyboard2View.java
@@ -3,7 +3,6 @@ package juloo.keyboard2;
 import android.content.Context;
 import android.content.ContextWrapper;
 import android.graphics.Canvas;
-import android.graphics.Color;
 import android.graphics.Paint;
 import android.graphics.Rect;
 import android.graphics.RectF;
@@ -12,7 +11,6 @@ import android.os.Build.VERSION;
 import android.util.AttributeSet;
 import android.util.DisplayMetrics;
 import android.view.HapticFeedbackConstants;
-import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.Window;
@@ -258,6 +256,12 @@ public class Keyboard2View extends View
   protected void onDraw(Canvas canvas)
   {
     updateFlags();
+    // Set keyboard background opacity
+    getBackground().setAlpha(_config.keyboardOpacity);
+    // Set keys opacity
+    _theme.keyBgPaint.setAlpha(_config.keyOpacity);
+    _theme.keyDownBgPaint.setAlpha(_config.keyActivatedOpacity);
+    _theme.keyBorderPaint.setAlpha(_config.keyOpacity);
     float y = _config.marginTop + _config.keyVerticalInterval / 2;
     for (KeyboardData.Row row : _keyboard.rows)
     {