static void updateMetrics(
FontMetricsInt fmi,
int previousTop,
int previousAscent,
int previousDescent,
int previousBottom,
int previousLeading) {
fmi.top = Math.min(fmi.top, previousTop);
fmi.ascent = Math.min(fmi.ascent, previousAscent);
fmi.descent = Math.max(fmi.descent, previousDescent);
fmi.bottom = Math.max(fmi.bottom, previousBottom);
fmi.leading = Math.max(fmi.leading, previousLeading);
}
@Override
public void chooseHeight(
CharSequence text, int start, int end, int spanstartv, int v, FontMetricsInt fm) {
// Spanned spannedText = (Spanned) text;
// final int spanStart = spannedText.getSpanStart(this);
if (!isVisible()) { // remove ALL height
if (mHideTopPadding) { // only remove top if allowed
fm.ascent = 0;
fm.top = 0;
} else {
// nothing here
}
fm.descent = 0;
fm.bottom = 0;
}
}
float addStyleRun(TextPaint paint, MetricAffectingSpan[] spans, int len, FontMetricsInt fm) {
int i;
float wid;
TextPaint workPaint = this.mWorkPaint;
workPaint.set(paint);
workPaint.baselineShift = 0;
ReplacementSpan replacement = null;
for (MetricAffectingSpan span : spans) {
if (span instanceof ReplacementSpan) {
replacement = (ReplacementSpan) span;
} else {
span.updateMeasureState(workPaint);
}
}
if (replacement == null) {
wid = addStyleRun(workPaint, len, fm);
} else {
wid =
(float)
replacement.getSize(
workPaint,
this.mText,
this.mTextStart + this.mPos,
(this.mTextStart + this.mPos) + len,
fm);
float[] w = this.mWidths;
w[this.mPos] = wid;
int e = this.mPos + len;
for (i = this.mPos + 1; i < e; i++) {
w[i] = 0.0f;
}
this.mPos += len;
}
if (fm != null) {
if (workPaint.baselineShift < 0) {
fm.ascent += workPaint.baselineShift;
fm.top += workPaint.baselineShift;
} else {
fm.descent += workPaint.baselineShift;
fm.bottom += workPaint.baselineShift;
}
}
return wid;
}