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listener的y问题 #1

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listener的y问题 #1

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7 changes: 5 additions & 2 deletions app/src/main/java/me/happy/demo/view/wave/WaveView3.java
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Original file line number Diff line number Diff line change
Expand Up @@ -73,9 +73,12 @@ protected void onDraw(Canvas canvas) {
y2 = (float) (8 * Math.sin(ω * x + φ));
mAbovePath.lineTo(x, y);
mBelowWavePath.lineTo(x, y2);
//回调 把y坐标的值传出去(在activity里面接收让小机器人随波浪一起摇摆)
mWaveAnimationListener.OnWaveAnimation(y);
}
float xCenter = (float) (getWidth()*0.5);
float yCenter = (float) (8*Math.cos(ω*xCenter+φ));
//yResult是距离view底部的距离
float yResult = getHeight() - yCenter;
mWaveAnimationListener.OnWaveAnimation(yResult);
mAbovePath.lineTo(getRight(),getBottom());
mBelowWavePath.lineTo(getRight(),getBottom());

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