@Override
public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
if (mOnLayout == null) {
mOnLayout = makeLayout(mTextOn);
}
if (mOffLayout == null) {
mOffLayout = makeLayout(mTextOff);
}
mTrackDrawable.getPadding(mTempRect);
final int maxTextWidth = Math.max(mOnLayout.getWidth(), mOffLayout.getWidth());
final int switchWidth =
Math.max(
mSwitchMinWidth,
maxTextWidth * 2 + mThumbTextPadding * 4 + mTempRect.left + mTempRect.right);
final int switchHeight = mTrackDrawable.getIntrinsicHeight();
mThumbWidth = maxTextWidth + mThumbTextPadding * 2;
mSwitchWidth = switchWidth;
mSwitchHeight = switchHeight;
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
final int measuredHeight = getMeasuredHeight();
if (measuredHeight < switchHeight) {
setMeasuredDimension(getMeasuredWidth(), switchHeight);
}
}
@Override
public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
final Rect padding = mTempRect;
int thumbWidth;
int thumbHeight;
if (mThumbDrawable != null) {
mThumbDrawable.getPadding(padding);
thumbWidth = mThumbDrawable.getIntrinsicWidth() - padding.left - padding.right;
thumbHeight = mThumbDrawable.getIntrinsicHeight();
} else {
thumbWidth = 0;
thumbHeight = 0;
}
mThumbWidth = thumbWidth;
int trackHeight;
if (mTrackDrawable != null) {
mTrackDrawable.getPadding(padding);
trackHeight = mTrackDrawable.getIntrinsicHeight();
} else {
padding.setEmpty();
trackHeight = 0;
}
int paddingLeft = padding.left;
int paddingRight = padding.right;
if (mThumbDrawable != null) {
final Insets inset = Insets.NONE;
paddingLeft = Math.max(paddingLeft, inset.left);
paddingRight = Math.max(paddingRight, inset.right);
}
final int switchWidth = Math.max(mSwitchMinWidth, 2 * mThumbWidth + paddingLeft + paddingRight);
final int switchHeight = Math.max(trackHeight, thumbHeight);
mSwitchWidth = switchWidth;
mSwitchHeight = switchHeight;
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
final int measuredHeight = getMeasuredHeight();
if (measuredHeight < switchHeight) {
setMeasuredDimension(switchWidth, switchHeight);
}
}
