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refactor(SmoothCheckBox): use animator replace getGradientColor #29

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refactor(SmoothCheckBox): use animator replace getGradientColor #29

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50 changes: 26 additions & 24 deletions library/src/main/java/cn/refactor/library/SmoothCheckBox.java
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,8 @@

package cn.refactor.library;

import android.animation.AnimatorSet;
import android.animation.ArgbEvaluator;
import android.animation.ValueAnimator;
import android.annotation.TargetApi;
import android.content.Context;
Expand Down Expand Up @@ -175,6 +177,7 @@ public void setChecked(boolean checked) {

/**
* checked with animation
*
* @param checked checked
* @param animate change with animation
*/
Expand Down Expand Up @@ -331,18 +334,17 @@ public void run() {
}

private void startCheckedAnimation() {
AnimatorSet animatorSet = new AnimatorSet();
ValueAnimator animator = ValueAnimator.ofFloat(1.0f, 0f);
animator.setDuration(mAnimDuration / 3 * 2);
animator.setInterpolator(new LinearInterpolator());
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mScaleVal = (float) animation.getAnimatedValue();
mFloorColor = getGradientColor(mUnCheckedColor, mCheckedColor, 1 - mScaleVal);
postInvalidate();
}
});
animator.start();

ValueAnimator floorAnimator = ValueAnimator.ofFloat(1.0f, 0.8f, 1.0f);
floorAnimator.setDuration(mAnimDuration);
Expand All @@ -354,25 +356,24 @@ public void onAnimationUpdate(ValueAnimator animation) {
postInvalidate();
}
});
floorAnimator.start();

ValueAnimator colorAnimator = animateColor(mUnCheckedColor, mCheckedColor, mAnimDuration / 3 * 2);
animatorSet.play(animator).with(floorAnimator).with(colorAnimator);
animatorSet.start();
drawTickDelayed();
}

private void startUnCheckedAnimation() {
AnimatorSet animatorSet = new AnimatorSet();
ValueAnimator animator = ValueAnimator.ofFloat(0f, 1.0f);
animator.setDuration(mAnimDuration);
animator.setInterpolator(new LinearInterpolator());
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mScaleVal = (float) animation.getAnimatedValue();
mFloorColor = getGradientColor(mCheckedColor, mFloorUnCheckedColor, mScaleVal);
postInvalidate();
}
});
animator.start();

ValueAnimator floorAnimator = ValueAnimator.ofFloat(1.0f, 0.8f, 1.0f);
floorAnimator.setDuration(mAnimDuration);
floorAnimator.setInterpolator(new LinearInterpolator());
Expand All @@ -383,7 +384,9 @@ public void onAnimationUpdate(ValueAnimator animation) {
postInvalidate();
}
});
floorAnimator.start();
ValueAnimator colorAnimator = animateColor(mCheckedColor, mFloorUnCheckedColor, mAnimDuration);
animatorSet.play(animator).with(floorAnimator).with(colorAnimator);
animatorSet.start();
}

private void drawTickDelayed() {
Expand All @@ -396,22 +399,21 @@ public void run() {
}, mAnimDuration);
}

private static int getGradientColor(int startColor, int endColor, float percent) {
int startA = Color.alpha(startColor);
int startR = Color.red(startColor);
int startG = Color.green(startColor);
int startB = Color.blue(startColor);

int endA = Color.alpha(endColor);
int endR = Color.red(endColor);
int endG = Color.green(endColor);
int endB = Color.blue(endColor);

int currentA = (int) (startA * (1 - percent) + endA * percent);
int currentR = (int) (startR * (1 - percent) + endR * percent);
int currentG = (int) (startG * (1 - percent) + endG * percent);
int currentB = (int) (startB * (1 - percent) + endB * percent);
return Color.argb(currentA, currentR, currentG, currentB);
public ValueAnimator animateColor(int fromColor, int toColor, int duration) {
ValueAnimator valueAnimator;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
valueAnimator = ValueAnimator.ofArgb(fromColor, toColor);
} else {
valueAnimator = ValueAnimator.ofObject(new ArgbEvaluator(), fromColor, toColor);
}
valueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator valueAnimator) {
mFloorColor = (int) valueAnimator.getAnimatedValue();
}
});
valueAnimator.setDuration(duration);
return valueAnimator;
}

public void setOnCheckedChangeListener(OnCheckedChangeListener l) {
Expand Down