From f48b0ea10351246da43bf7e259855a91e1314dbc Mon Sep 17 00:00:00 2001
From: ShadeTeam <44560819+ShadeTeam@users.noreply.github.com>
Date: Thu, 29 Nov 2018 20:45:58 +0800
Subject: [PATCH] Update IFloatWindowImpl.java

---
 .../yhao/floatwindow/IFloatWindowImpl.java    | 36 +++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/floatwindow/src/main/java/com/yhao/floatwindow/IFloatWindowImpl.java b/floatwindow/src/main/java/com/yhao/floatwindow/IFloatWindowImpl.java
index 65f222e..215a12d 100644
--- a/floatwindow/src/main/java/com/yhao/floatwindow/IFloatWindowImpl.java
+++ b/floatwindow/src/main/java/com/yhao/floatwindow/IFloatWindowImpl.java
@@ -298,5 +298,41 @@ private void cancelAnimator() {
             mAnimator.cancel();
         }
     }
+    
+     /**
+* 判断是否超出范围，根据自己需求设置比例大小，我自己设置的是0.025和0.975
+* @param x event.getRawX()
+* @param y event.getRawY()
+* @return
+*/
+private boolean isOutOfRange(float x, float y) {
+boolean b = true;
+float screenWidth = Util.getScreenWidth(mB.mApplicationContext);
+float screenHeight = Util.getScreenHeight(mB.mApplicationContext);
+float widthRate, heightRate;
+widthRate = (screenWidth - x) / screenWidth;
+heightRate = (screenHeight - y) / screenHeight;
+if (widthRate > 0.025 && widthRate < 0.975 && heightRate > 0.025 && heightRate < 0.975) {
+b = false;
+} else {
+b = true;
+}
+return b;
+}
+然后在case MotionEvent.ACTION_MOVE 中判断即可
+case MotionEvent.ACTION_MOVE:
+if (!isOutOfRange(event.getRawX(), event.getRawY())) {
+changeX = event.getRawX() - lastX;
+changeY = event.getRawY() - lastY;
+newX = (int) (mFloatView.getX() + changeX);
+newY = (int) (mFloatView.getY() + changeY);
+mFloatView.updateXY(newX, newY);
+if (mB.mViewStateListener != null) {
+mB.mViewStateListener.onPositionUpdate(newX, newY);
+}
+lastX = event.getRawX();
+lastY = event.getRawY();
+}
+break;
 
 }