public boolean selectBubble(int x, int y) {
for (BubbleSpan span : spans) {
if (spanContains(span, x, y)) {
span.setPressed(true, (Spannable) layout().getText());
selectedSpan = span;
return true;
}
}
return false;
}
@SuppressWarnings("NullableProblems")
@Override
public boolean onTouchEvent(MotionEvent event) {
int action = event.getAction();
int x = (int) event.getX();
int y = (int) event.getY();
x += getScrollX();
y += getScrollY();
boolean retValue = false;
switch (action) {
case MotionEvent.ACTION_DOWN:
retValue = selectBubble(x, y);
break;
case MotionEvent.ACTION_MOVE:
if (selectedSpan != null) {
selectedSpan.setPressed(spanContains(selectedSpan, x, y), (Spannable) layout().getText());
retValue = true;
}
break;
case MotionEvent.ACTION_UP:
if (listener != null && selectedSpan != null && spanContains(selectedSpan, x, y)) {
listener.onBubbleClicked(this, selectedSpan);
}
case MotionEvent.ACTION_CANCEL:
if (selectedSpan != null) {
retValue = true;
if (-1 != ((Spannable) truncatedLayout.getText()).getSpanEnd(selectedSpan)) {
selectedSpan.setPressed(false, (Spannable) truncatedLayout.getText());
}
if (-1 != ((Spannable) expandedLayout.getText()).getSpanEnd(selectedSpan)) {
selectedSpan.setPressed(false, (Spannable) expandedLayout.getText());
}
}
selectedSpan = null;
break;
default:
break;
}
invalidate();
return retValue;
}
private void build(int width) {
positions.clear();
width = width - getPaddingLeft() - getPaddingRight();
if (width <= 0 || TextUtils.isEmpty(text)) {
truncatedLayout = expandedLayout = null;
return;
}
for (BubbleSpan span : spans) {
span.resetWidth(width);
}
try {
truncatedLayout =
expandedLayout =
new StaticLayout(
text, textPaint, width, Layout.Alignment.ALIGN_NORMAL, lineSpacing, 1, false);
if (maxLines > 0 && truncatedLayout.getLineCount() > maxLines) {
int lineEnd = truncatedLayout.getLineEnd(maxLines - 1);
int offset = -1;
StaticLayout sl =
new StaticLayout(
moreText, textPaint, width, Layout.Alignment.ALIGN_NORMAL, lineSpacing, 1, false);
sl.getWidth();
while (truncatedLayout.getLineCount() > maxLines && lineEnd > 0) {
if (offset == -1
&& truncatedLayout.getLineWidth(maxLines - 1) + sl.getLineWidth(0) > width) {
offset =
truncatedLayout.getOffsetForHorizontal(maxLines - 1, width - sl.getLineWidth(0));
lineEnd = offset;
} else if (offset > 0) {
lineEnd--;
}
SpannableStringBuilder textTruncated =
new SpannableStringBuilder(text.subSequence(0, lineEnd));
textTruncated.append(moreText);
truncatedLayout =
new StaticLayout(
textTruncated,
textPaint,
width,
Layout.Alignment.ALIGN_NORMAL,
lineSpacing,
1,
false);
}
}
} catch (java.lang.ArrayIndexOutOfBoundsException e) {
return;
}
if (truncated) {
recomputeSpans((Spannable) truncatedLayout.getText());
} else {
recomputeSpans((Spannable) expandedLayout.getText());
}
for (BubbleSpan span : spans) {
positions.put(span, span.rect(this));
}
}
