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am 5fe9ab1c: Merge "Fix the suggestion size." into klp-dev

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* commit '5fe9ab1cc680bed75160980f69f0a7d33f18fb5a':
  Fix the suggestion size.
This commit is contained in:
Jean Chalard 2013-10-11 01:43:29 -07:00 committed by Android Git Automerger
commit 331c84d790
1 changed files with 26 additions and 9 deletions
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35
java/src/com/android/inputmethod/latin/suggestions/SuggestionStripLayoutHelper.java
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@ -302,18 +302,19 @@ final class SuggestionStripLayoutHelper {
final int countInStrip = mSuggestionsCountInStrip;
setupWordViewsTextAndColor(suggestedWords, countInStrip);
final TextView centerWordView = mWordViews.get(mCenterPositionInStrip);
final int stripWidth = placerView.getWidth();
final int centerWidth = getSuggestionWidth(mCenterPositionInStrip, stripWidth);
final int availableStripWidth = placerView.getWidth()
- placerView.getPaddingRight() - placerView.getPaddingLeft();
final int centerWidth = getSuggestionWidth(mCenterPositionInStrip, availableStripWidth);
if (getTextScaleX(centerWordView.getText(), centerWidth, centerWordView.getPaint())
< MIN_TEXT_XSCALE) {
// Layout only the most relevant suggested word at the center of the suggestion strip
// by consolidating all slots in the strip.
mMoreSuggestionsAvailable = (suggestedWords.size() > 1);
layoutWord(mCenterPositionInStrip, stripWidth);
layoutWord(mCenterPositionInStrip, availableStripWidth - mPadding);
stripView.addView(centerWordView);
setLayoutWeight(centerWordView, 1.0f, ViewGroup.LayoutParams.MATCH_PARENT);
if (SuggestionStripView.DBG) {
layoutDebugInfo(mCenterPositionInStrip, placerView, stripWidth);
layoutDebugInfo(mCenterPositionInStrip, placerView, availableStripWidth);
}
return;
}
@ -328,7 +329,7 @@ final class SuggestionStripLayoutHelper {
x += divider.getMeasuredWidth();
}
final int width = getSuggestionWidth(positionInStrip, stripWidth);
final int width = getSuggestionWidth(positionInStrip, availableStripWidth);
final TextView wordView = layoutWord(positionInStrip, width);
stripView.addView(wordView);
setLayoutWeight(wordView, getSuggestionWeight(positionInStrip),
@ -373,9 +374,9 @@ final class SuggestionStripLayoutHelper {
// Disable this suggestion if the suggestion is null or empty.
wordView.setEnabled(!TextUtils.isEmpty(word));
final CharSequence text = getEllipsizedText(word, width, wordView.getPaint());
final float scaleX = wordView.getTextScaleX();
final float scaleX = getTextScaleX(word, width, wordView.getPaint());
wordView.setText(text); // TextView.setText() resets text scale x to 1.0.
wordView.setTextScaleX(scaleX);
wordView.setTextScaleX(Math.max(scaleX, MIN_TEXT_XSCALE));
return wordView;
}
@ -545,8 +546,24 @@ final class SuggestionStripLayoutHelper {
// Note that TextUtils.ellipsize() use text-x-scale as 1.0 if ellipsize is needed. To
// get squeezed and ellipsized text, passes enlarged width (maxWidth / MIN_TEXT_XSCALE).
final CharSequence ellipsized = TextUtils.ellipsize(
text, paint, maxWidth / MIN_TEXT_XSCALE, TextUtils.TruncateAt.MIDDLE);
final float upscaledWidth = maxWidth / MIN_TEXT_XSCALE;
CharSequence ellipsized = TextUtils.ellipsize(
text, paint, upscaledWidth, TextUtils.TruncateAt.MIDDLE);
// For an unknown reason, ellipsized seems to return a text that does indeed fit inside the
// passed width according to paint.measureText, but not according to paint.getTextWidths.
// But when rendered, the text seems to actually take up as many pixels as returned by
// paint.getTextWidths, hence problem.
// To save this case, we compare the measured size of the new text, and if it's too much,
// try it again removing the difference. This may still give a text too long by one or
// two pixels so we take an additional 2 pixels cushion and call it a day.
// TODO: figure out why getTextWidths and measureText don't agree with each other, and
// remove the following code.
final float ellipsizedTextWidth = getTextWidth(ellipsized, paint);
if (upscaledWidth <= ellipsizedTextWidth) {
ellipsized = TextUtils.ellipsize(
text, paint, upscaledWidth - (ellipsizedTextWidth - upscaledWidth) - 2,
TextUtils.TruncateAt.MIDDLE);
}
paint.setTextScaleX(MIN_TEXT_XSCALE);
return ellipsized;
}