1653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka/* 2653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * Copyright (C) 2013 The Android Open Source Project 3653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * 4653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * Licensed under the Apache License, Version 2.0 (the "License"); 5653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * you may not use this file except in compliance with the License. 6653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * You may obtain a copy of the License at 7653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * 8653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * http://www.apache.org/licenses/LICENSE-2.0 9653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * 10653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * Unless required by applicable law or agreed to in writing, software 11653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * distributed under the License is distributed on an "AS IS" BASIS, 12653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * See the License for the specific language governing permissions and 14653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * limitations under the License. 15653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka */ 16653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 17653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokapackage com.android.inputmethod.latin.suggestions; 18653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 19653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.content.Context; 20653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.content.res.Resources; 21653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.content.res.TypedArray; 22653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Bitmap; 23653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Canvas; 24653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Color; 25653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Paint; 26a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaokaimport android.graphics.Paint.Align; 27653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Rect; 28653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.Typeface; 29653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.drawable.BitmapDrawable; 30653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.graphics.drawable.Drawable; 31653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.Spannable; 32653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.SpannableString; 33653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.Spanned; 34653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.TextPaint; 35653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.TextUtils; 36653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.style.CharacterStyle; 37653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.style.StyleSpan; 38653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.text.style.UnderlineSpan; 39653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.util.AttributeSet; 40653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.view.Gravity; 41653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.view.View; 42a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaokaimport android.view.ViewGroup; 43653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.widget.LinearLayout; 44653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport android.widget.TextView; 45653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 46ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaokaimport com.android.inputmethod.accessibility.AccessibilityUtils; 472637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaokaimport com.android.inputmethod.annotations.UsedForTesting; 48a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaokaimport com.android.inputmethod.latin.PunctuationSuggestions; 49653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport com.android.inputmethod.latin.R; 50653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport com.android.inputmethod.latin.SuggestedWords; 51e83e79cb055fbfe5171fb79a2224e7d9e2cda4d2Jean Chalardimport com.android.inputmethod.latin.SuggestedWords.SuggestedWordInfo; 522637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaokaimport com.android.inputmethod.latin.settings.Settings; 532637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaokaimport com.android.inputmethod.latin.settings.SettingsValues; 54e28eba5074664d5716b8e58b8d0a235746b261ebKen Wakasaimport com.android.inputmethod.latin.utils.ResourceUtils; 55ccf4a310279b13bbf0b6aac76a0878178c1dfb7dTadashi G. Takaokaimport com.android.inputmethod.latin.utils.ViewLayoutUtils; 56653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 57653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokaimport java.util.ArrayList; 58653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 59049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaokaimport javax.annotation.Nonnull; 60049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaokaimport javax.annotation.Nullable; 61049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka 62653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaokafinal class SuggestionStripLayoutHelper { 63653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int DEFAULT_SUGGESTIONS_COUNT_IN_STRIP = 3; 64653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final float DEFAULT_CENTER_SUGGESTION_PERCENTILE = 0.40f; 65653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int DEFAULT_MAX_MORE_SUGGESTIONS_ROW = 2; 66653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int PUNCTUATIONS_IN_STRIP = 5; 67653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final float MIN_TEXT_XSCALE = 0.70f; 68653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 69653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final int mPadding; 70653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final int mDividerWidth; 71653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final int mSuggestionsStripHeight; 724f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka private final int mSuggestionsCountInStrip; 73653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final int mMoreSuggestionsRowHeight; 74653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private int mMaxMoreSuggestionsRow; 75653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final float mMinMoreSuggestionsWidth; 76653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public final int mMoreSuggestionsBottomGap; 772637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka private boolean mMoreSuggestionsAvailable; 78653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 79a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // The index of these {@link ArrayList} is the position in the suggestion strip. The indices 80a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // increase towards the right for LTR scripts and the left for RTL scripts, starting with 0. 81a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // The position of the most important suggestion is in {@link #mCenterPositionInStrip} 82500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private final ArrayList<TextView> mWordViews; 83500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private final ArrayList<View> mDividerViews; 84500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private final ArrayList<TextView> mDebugInfoViews; 85653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 86653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final int mColorValidTypedWord; 87653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final int mColorTypedWord; 88653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final int mColorAutoCorrect; 89653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final int mColorSuggested; 90653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final float mAlphaObsoleted; 91653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final float mCenterSuggestionWeight; 92500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private final int mCenterPositionInStrip; 93d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard private final int mTypedWordPositionWhenAutocorrect; 94653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private final Drawable mMoreSuggestionsHint; 95653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final String MORE_SUGGESTIONS_HINT = "\u2026"; 96653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 97653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final CharacterStyle BOLD_SPAN = new StyleSpan(Typeface.BOLD); 98653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final CharacterStyle UNDERLINE_SPAN = new UnderlineSpan(); 99a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka 100a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard private final int mSuggestionStripOptions; 101a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // These constants are the flag values of 102a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard // {@link R.styleable#SuggestionStripView_suggestionStripOptions} attribute. 103653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int AUTO_CORRECT_BOLD = 0x01; 104653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int AUTO_CORRECT_UNDERLINE = 0x02; 105653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static final int VALID_TYPED_WORD_BOLD = 0x04; 106653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 107653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public SuggestionStripLayoutHelper(final Context context, final AttributeSet attrs, 108500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final int defStyle, final ArrayList<TextView> wordViews, 109500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final ArrayList<View> dividerViews, final ArrayList<TextView> debugInfoViews) { 110500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mWordViews = wordViews; 111500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mDividerViews = dividerViews; 112500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mDebugInfoViews = debugInfoViews; 113500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka 114500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final TextView wordView = wordViews.get(0); 115500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final View dividerView = dividerViews.get(0); 116500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mPadding = wordView.getCompoundPaddingLeft() + wordView.getCompoundPaddingRight(); 117500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka dividerView.measure( 118500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT); 119500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mDividerWidth = dividerView.getMeasuredWidth(); 120500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka 121500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final Resources res = wordView.getResources(); 1222fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa mSuggestionsStripHeight = res.getDimensionPixelSize( 1232fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa R.dimen.config_suggestions_strip_height); 124653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 125653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final TypedArray a = context.obtainStyledAttributes(attrs, 12616ed1868a16455ef9f5485696309d518f80aea1cTadashi G. Takaoka R.styleable.SuggestionStripView, defStyle, R.style.SuggestionStripView); 127a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard mSuggestionStripOptions = a.getInt( 128a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard R.styleable.SuggestionStripView_suggestionStripOptions, 0); 129653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mAlphaObsoleted = ResourceUtils.getFraction(a, 1301f39d36458d09bfdfcf05ee0fcf7fc6116582099Tadashi G. Takaoka R.styleable.SuggestionStripView_alphaObsoleted, 1.0f); 1311f39d36458d09bfdfcf05ee0fcf7fc6116582099Tadashi G. Takaoka mColorValidTypedWord = a.getColor(R.styleable.SuggestionStripView_colorValidTypedWord, 0); 1321f39d36458d09bfdfcf05ee0fcf7fc6116582099Tadashi G. Takaoka mColorTypedWord = a.getColor(R.styleable.SuggestionStripView_colorTypedWord, 0); 1331f39d36458d09bfdfcf05ee0fcf7fc6116582099Tadashi G. Takaoka mColorAutoCorrect = a.getColor(R.styleable.SuggestionStripView_colorAutoCorrect, 0); 1341f39d36458d09bfdfcf05ee0fcf7fc6116582099Tadashi G. Takaoka mColorSuggested = a.getColor(R.styleable.SuggestionStripView_colorSuggested, 0); 135653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mSuggestionsCountInStrip = a.getInt( 136653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka R.styleable.SuggestionStripView_suggestionsCountInStrip, 137653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka DEFAULT_SUGGESTIONS_COUNT_IN_STRIP); 138653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mCenterSuggestionWeight = ResourceUtils.getFraction(a, 139653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka R.styleable.SuggestionStripView_centerSuggestionPercentile, 140653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka DEFAULT_CENTER_SUGGESTION_PERCENTILE); 141653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mMaxMoreSuggestionsRow = a.getInt( 142653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka R.styleable.SuggestionStripView_maxMoreSuggestionsRow, 143653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka DEFAULT_MAX_MORE_SUGGESTIONS_ROW); 144653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mMinMoreSuggestionsWidth = ResourceUtils.getFraction(a, 145653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka R.styleable.SuggestionStripView_minMoreSuggestionsWidth, 1.0f); 146653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka a.recycle(); 147653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 148653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mMoreSuggestionsHint = getMoreSuggestionsHint(res, 1492fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa res.getDimension(R.dimen.config_more_suggestions_hint_text_size), 1502fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa mColorAutoCorrect); 151500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka mCenterPositionInStrip = mSuggestionsCountInStrip / 2; 152d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard // Assuming there are at least three suggestions. Also, note that the suggestions are 153d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard // laid out according to script direction, so this is left of the center for LTR scripts 154d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard // and right of the center for RTL scripts. 155d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard mTypedWordPositionWhenAutocorrect = mCenterPositionInStrip - 1; 156653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mMoreSuggestionsBottomGap = res.getDimensionPixelOffset( 1572fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa R.dimen.config_more_suggestions_bottom_gap); 1582fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa mMoreSuggestionsRowHeight = res.getDimensionPixelSize( 1592fa3693c264a4c150ac307d9bb7f6f8f18cc4ffcKen Wakasa R.dimen.config_more_suggestions_row_height); 160653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 161653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 162653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka public int getMaxMoreSuggestionsRow() { 163653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return mMaxMoreSuggestionsRow; 164653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 165653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 166c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa private int getMoreSuggestionsHeight() { 167c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa return mMaxMoreSuggestionsRow * mMoreSuggestionsRowHeight + mMoreSuggestionsBottomGap; 168c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa } 169c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa 17016a43d2bd9c5d80f8e50f5a7682b657ee10621e1Yohei Yukawa public void setMoreSuggestionsHeight(final int remainingHeight) { 171c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa final int currentHeight = getMoreSuggestionsHeight(); 172c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa if (currentHeight <= remainingHeight) { 17316a43d2bd9c5d80f8e50f5a7682b657ee10621e1Yohei Yukawa return; 174c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa } 175c160a3932f74fea72c5347798c001d4ae961864cKen Wakasa 176653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka mMaxMoreSuggestionsRow = (remainingHeight - mMoreSuggestionsBottomGap) 177653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka / mMoreSuggestionsRowHeight; 178653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 179653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 180653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static Drawable getMoreSuggestionsHint(final Resources res, final float textSize, 181653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int color) { 182653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Paint paint = new Paint(); 183653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setAntiAlias(true); 184653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setTextAlign(Align.CENTER); 185653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setTextSize(textSize); 186653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setColor(color); 187653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Rect bounds = new Rect(); 188653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.getTextBounds(MORE_SUGGESTIONS_HINT, 0, MORE_SUGGESTIONS_HINT.length(), bounds); 189653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int width = Math.round(bounds.width() + 0.5f); 190653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int height = Math.round(bounds.height() + 0.5f); 191653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Bitmap buffer = Bitmap.createBitmap(width, (height * 3 / 2), Bitmap.Config.ARGB_8888); 192653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Canvas canvas = new Canvas(buffer); 193653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka canvas.drawText(MORE_SUGGESTIONS_HINT, width / 2, height, paint); 194b0dd5cc7b235bf6e0aa59e83a58b1e902a2ff372Mohammadinamul Sheik BitmapDrawable bitmapDrawable = new BitmapDrawable(res, buffer); 195b0dd5cc7b235bf6e0aa59e83a58b1e902a2ff372Mohammadinamul Sheik bitmapDrawable.setTargetDensity(canvas); 196b0dd5cc7b235bf6e0aa59e83a58b1e902a2ff372Mohammadinamul Sheik return bitmapDrawable; 197653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 198653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 199a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka private CharSequence getStyledSuggestedWord(final SuggestedWords suggestedWords, 200653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int indexInSuggestedWords) { 20172ac390ce64fe2825ac59029402e5f372303c8c3Tadashi G. Takaoka if (indexInSuggestedWords >= suggestedWords.size()) { 20272ac390ce64fe2825ac59029402e5f372303c8c3Tadashi G. Takaoka return null; 20372ac390ce64fe2825ac59029402e5f372303c8c3Tadashi G. Takaoka } 204a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka final String word = suggestedWords.getLabel(indexInSuggestedWords); 205a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard // TODO: don't use the index to decide whether this is the auto-correction/typed word, as 206a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard // this is brittle 207a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard final boolean isAutoCorrection = suggestedWords.mWillAutoCorrect 208a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard && indexInSuggestedWords == SuggestedWords.INDEX_OF_AUTO_CORRECTION; 209a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard final boolean isTypedWordValid = suggestedWords.mTypedWordValid 210a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard && indexInSuggestedWords == SuggestedWords.INDEX_OF_TYPED_WORD; 211a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard if (!isAutoCorrection && !isTypedWordValid) { 212653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return word; 213500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka } 214653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 215653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Spannable spannedWord = new SpannableString(word); 216a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard final int options = mSuggestionStripOptions; 217a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard if ((isAutoCorrection && (options & AUTO_CORRECT_BOLD) != 0) 218a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard || (isTypedWordValid && (options & VALID_TYPED_WORD_BOLD) != 0)) { 219049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka addStyleSpan(spannedWord, BOLD_SPAN); 220653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 221a0984662a17df0d5c293d62bf653a40491c2bd58Jean Chalard if (isAutoCorrection && (options & AUTO_CORRECT_UNDERLINE) != 0) { 222049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka addStyleSpan(spannedWord, UNDERLINE_SPAN); 223653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 224653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return spannedWord; 225653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 226653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 2272637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka /** 2282637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * Convert an index of {@link SuggestedWords} to position in the suggestion strip. 2292637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * @param indexInSuggestedWords the index of {@link SuggestedWords}. 2302637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * @param suggestedWords the suggested words list 2312637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * @return Non-negative integer of the position in the suggestion strip. 2322637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * Negative integer if the word of the index shouldn't be shown on the suggestion strip. 2332637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka */ 234d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard private int getPositionInSuggestionStrip(final int indexInSuggestedWords, 235653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final SuggestedWords suggestedWords) { 2362637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final SettingsValues settingsValues = Settings.getInstance().getCurrent(); 2372637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final boolean shouldOmitTypedWord = shouldOmitTypedWord(suggestedWords.mInputStyle, 2382637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka settingsValues.mGestureFloatingPreviewTextEnabled, 2396fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka settingsValues.mShouldShowLxxSuggestionUi); 2402637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return getPositionInSuggestionStrip(indexInSuggestedWords, suggestedWords.mWillAutoCorrect, 2416fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka settingsValues.mShouldShowLxxSuggestionUi && shouldOmitTypedWord, 2422637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka mCenterPositionInStrip, mTypedWordPositionWhenAutocorrect); 2432637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 2442637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka 2452637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka @UsedForTesting 2462637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka static boolean shouldOmitTypedWord(final int inputStyle, 2472637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final boolean gestureFloatingPreviewTextEnabled, 2482637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final boolean shouldShowUiToAcceptTypedWord) { 2492637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final boolean omitTypedWord = (inputStyle == SuggestedWords.INPUT_STYLE_TYPING) 2502637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka || (inputStyle == SuggestedWords.INPUT_STYLE_TAIL_BATCH) 2512637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka || (inputStyle == SuggestedWords.INPUT_STYLE_UPDATE_BATCH 2522637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka && gestureFloatingPreviewTextEnabled); 2532637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return shouldShowUiToAcceptTypedWord && omitTypedWord; 2542637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 2552637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka 2562637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka @UsedForTesting 2572637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka static int getPositionInSuggestionStrip(final int indexInSuggestedWords, 2582637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final boolean willAutoCorrect, final boolean omitTypedWord, 2592637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int centerPositionInStrip, final int typedWordPositionWhenAutoCorrect) { 2602637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (omitTypedWord) { 2612637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (indexInSuggestedWords == SuggestedWords.INDEX_OF_TYPED_WORD) { 2622637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // Ignore. 2632637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return -1; 2642637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 2652637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (indexInSuggestedWords == SuggestedWords.INDEX_OF_AUTO_CORRECTION) { 2662637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // Center in the suggestion strip. 2672637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return centerPositionInStrip; 2682637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 2692637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // If neither of those, the order in the suggestion strip is left of the center first 2702637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // then right of the center, to both edges of the suggestion strip. 2712637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // For example, center-1, center+1, center-2, center+2, and so on. 2722637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int n = indexInSuggestedWords; 2732637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int offsetFromCenter = (n % 2) == 0 ? -(n / 2) : (n / 2); 2742637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int positionInSuggestionStrip = centerPositionInStrip + offsetFromCenter; 2752637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return positionInSuggestionStrip; 2762637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 277d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard final int indexToDisplayMostImportantSuggestion; 278d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard final int indexToDisplaySecondMostImportantSuggestion; 2792637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (willAutoCorrect) { 280d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard indexToDisplayMostImportantSuggestion = SuggestedWords.INDEX_OF_AUTO_CORRECTION; 281d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard indexToDisplaySecondMostImportantSuggestion = SuggestedWords.INDEX_OF_TYPED_WORD; 282d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard } else { 283d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard indexToDisplayMostImportantSuggestion = SuggestedWords.INDEX_OF_TYPED_WORD; 284d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard indexToDisplaySecondMostImportantSuggestion = SuggestedWords.INDEX_OF_AUTO_CORRECTION; 285653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 286d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard if (indexInSuggestedWords == indexToDisplayMostImportantSuggestion) { 2872637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // Center in the suggestion strip. 2882637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return centerPositionInStrip; 289500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka } 290d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard if (indexInSuggestedWords == indexToDisplaySecondMostImportantSuggestion) { 2912637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // Center-1. 2922637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return typedWordPositionWhenAutoCorrect; 293d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard } 2942637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // If neither of those, the order in the suggestion strip is right of the center first 2952637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // then left of the center, to both edges of the suggestion strip. 2962637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // For example, Center+1, center-2, center+2, center-3, and so on. 2972637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int n = indexInSuggestedWords + 1; 2982637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int offsetFromCenter = (n % 2) == 0 ? -(n / 2) : (n / 2); 2992637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int positionInSuggestionStrip = centerPositionInStrip + offsetFromCenter; 3002637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return positionInSuggestionStrip; 301653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 302653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 303ef3a45643e950cdd934763c59963cee4089f93e1Jean Chalard private int getSuggestionTextColor(final SuggestedWords suggestedWords, 304ef3a45643e950cdd934763c59963cee4089f93e1Jean Chalard final int indexInSuggestedWords) { 3050c34ee20a80884fea49b228745ce87132ae6f22fJean Chalard // Use identity for strings, not #equals : it's the typed word if it's the same object 306e83e79cb055fbfe5171fb79a2224e7d9e2cda4d2Jean Chalard final boolean isTypedWord = suggestedWords.getInfo(indexInSuggestedWords).isKindOf( 307e83e79cb055fbfe5171fb79a2224e7d9e2cda4d2Jean Chalard SuggestedWordInfo.KIND_TYPED); 308653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 309653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int color; 3102637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (indexInSuggestedWords == SuggestedWords.INDEX_OF_AUTO_CORRECTION 3112637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka && suggestedWords.mWillAutoCorrect) { 312653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka color = mColorAutoCorrect; 3130c34ee20a80884fea49b228745ce87132ae6f22fJean Chalard } else if (isTypedWord && suggestedWords.mTypedWordValid) { 314653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka color = mColorValidTypedWord; 315783f1932393547b2bcb88e6dc454ce888ce1d4a1Jean Chalard } else if (isTypedWord) { 316653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka color = mColorTypedWord; 317783f1932393547b2bcb88e6dc454ce888ce1d4a1Jean Chalard } else { 318783f1932393547b2bcb88e6dc454ce888ce1d4a1Jean Chalard color = mColorSuggested; 319653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 320783f1932393547b2bcb88e6dc454ce888ce1d4a1Jean Chalard if (suggestedWords.mIsObsoleteSuggestions && !isTypedWord) { 321653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return applyAlpha(color, mAlphaObsoleted); 322653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 323500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return color; 324653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 325653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 326653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka private static int applyAlpha(final int color, final float alpha) { 327653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int newAlpha = (int)(Color.alpha(color) * alpha); 328653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return Color.argb(newAlpha, Color.red(color), Color.green(color), Color.blue(color)); 329653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 330653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 331500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private static void addDivider(final ViewGroup stripView, final View dividerView) { 332500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka stripView.addView(dividerView); 333653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final LinearLayout.LayoutParams params = 334500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka (LinearLayout.LayoutParams)dividerView.getLayoutParams(); 335653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka params.gravity = Gravity.CENTER; 336653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 337653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 3384f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka /** 3392637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * Layout suggestions to the suggestions strip. And returns the start index of more 3402637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * suggestions. 3414f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka * 3424f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka * @param suggestedWords suggestions to be shown in the suggestions strip. 3434f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka * @param stripView the suggestions strip view. 3444f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka * @param placerView the view where the debug info will be placed. 3452637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka * @return the start index of more suggestions. 3464f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka */ 34724c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic public int layoutAndReturnStartIndexOfMoreSuggestions( 34824c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic final Context context, 34924c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic final SuggestedWords suggestedWords, 35024c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic final ViewGroup stripView, 35124c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic final ViewGroup placerView) { 352a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka if (suggestedWords.isPunctuationSuggestions()) { 3532637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return layoutPunctuationsAndReturnStartIndexOfMoreSuggestions( 354a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka (PunctuationSuggestions)suggestedWords, stripView); 355653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 356653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 3576fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka final int wordCountToShow = suggestedWords.getWordCountToShow( 3586fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka Settings.getInstance().getCurrent().mShouldShowLxxSuggestionUi); 3592637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int startIndexOfMoreSuggestions = setupWordViewsAndReturnStartIndexOfMoreSuggestions( 3602637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka suggestedWords, mSuggestionsCountInStrip); 361043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka final TextView centerWordView = mWordViews.get(mCenterPositionInStrip); 3622b479cccaeb0bb54121730cb5e47cca3f7517c67Tadashi G. Takaoka final int stripWidth = stripView.getWidth(); 3632b479cccaeb0bb54121730cb5e47cca3f7517c67Tadashi G. Takaoka final int centerWidth = getSuggestionWidth(mCenterPositionInStrip, stripWidth); 3646fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka if (wordCountToShow == 1 || getTextScaleX(centerWordView.getText(), centerWidth, 3654f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka centerWordView.getPaint()) < MIN_TEXT_XSCALE) { 366043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka // Layout only the most relevant suggested word at the center of the suggestion strip 367043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka // by consolidating all slots in the strip. 3682637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int countInStrip = 1; 3696fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka mMoreSuggestionsAvailable = (wordCountToShow > countInStrip); 37024c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic layoutWord(context, mCenterPositionInStrip, stripWidth - mPadding); 371043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka stripView.addView(centerWordView); 372043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka setLayoutWeight(centerWordView, 1.0f, ViewGroup.LayoutParams.MATCH_PARENT); 373043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka if (SuggestionStripView.DBG) { 3742b479cccaeb0bb54121730cb5e47cca3f7517c67Tadashi G. Takaoka layoutDebugInfo(mCenterPositionInStrip, placerView, stripWidth); 375043273b00fb0f42761a38eb53c9911ef022dd5aeTadashi G. Takaoka } 3762637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final Integer lastIndex = (Integer)centerWordView.getTag(); 3772637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return (lastIndex == null ? 0 : lastIndex) + 1; 3782637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 3792637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka 3802637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int countInStrip = mSuggestionsCountInStrip; 3816fb586a527e7ffe5da187c8b345cdf897b8481c7Tadashi G. Takaoka mMoreSuggestionsAvailable = (wordCountToShow > countInStrip); 3825f00fe09e9a611b647592188316e5999465df4d3Tadashi G. Takaoka @SuppressWarnings("unused") 3832637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka int x = 0; 3842637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka for (int positionInStrip = 0; positionInStrip < countInStrip; positionInStrip++) { 3852637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (positionInStrip != 0) { 3862637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final View divider = mDividerViews.get(positionInStrip); 3872637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka // Add divider if this isn't the left most suggestion in suggestions strip. 3882637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka addDivider(stripView, divider); 3892637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka x += divider.getMeasuredWidth(); 3902637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 3912637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka 3922637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final int width = getSuggestionWidth(positionInStrip, stripWidth); 39324c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic final TextView wordView = layoutWord(context, positionInStrip, width); 3942637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka stripView.addView(wordView); 3952637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka setLayoutWeight(wordView, getSuggestionWeight(positionInStrip), 3962637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka ViewGroup.LayoutParams.MATCH_PARENT); 3972637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka x += wordView.getMeasuredWidth(); 3982637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka 3992637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (SuggestionStripView.DBG) { 4002637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka layoutDebugInfo(positionInStrip, placerView, x); 401653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 402653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 4032637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return startIndexOfMoreSuggestions; 404653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 405653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 406653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka /** 407a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * Format appropriately the suggested word in {@link #mWordViews} specified by 408a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * <code>positionInStrip</code>. When the suggested word doesn't exist, the corresponding 409a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * {@link TextView} will be disabled and never respond to user interaction. The suggested word 410a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * may be shrunk or ellipsized to fit in the specified width. 411653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * 412500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka * The <code>positionInStrip</code> argument is the index in the suggestion strip. The indices 413653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * increase towards the right for LTR scripts and the left for RTL scripts, starting with 0. 414a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * The position of the most important suggestion is in {@link #mCenterPositionInStrip}. This 415653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * usually doesn't match the index in <code>suggedtedWords</code> -- see 416d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard * {@link #getPositionInSuggestionStrip(int,SuggestedWords)}. 417653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * 418a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka * @param positionInStrip the position in the suggestion strip. 419653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * @param width the maximum width for layout in pixels. 420653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka * @return the {@link TextView} containing the suggested word appropriately formatted. 421653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka */ 42224c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic private TextView layoutWord(final Context context, final int positionInStrip, final int width) { 423a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final TextView wordView = mWordViews.get(positionInStrip); 424a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final CharSequence word = wordView.getText(); 425500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka if (positionInStrip == mCenterPositionInStrip && mMoreSuggestionsAvailable) { 426653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka // TODO: This "more suggestions hint" should have a nicely designed icon. 427500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka wordView.setCompoundDrawablesWithIntrinsicBounds( 428653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka null, null, null, mMoreSuggestionsHint); 429653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka // HACK: Align with other TextViews that have no compound drawables. 430500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka wordView.setCompoundDrawablePadding(-mMoreSuggestionsHint.getIntrinsicHeight()); 431653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } else { 432500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka wordView.setCompoundDrawablesWithIntrinsicBounds(null, null, null, null); 433653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 434f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka // {@link StyleSpan} in a content description may cause an issue of TTS/TalkBack. 435f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka // Use a simple {@link String} to avoid the issue. 43624c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic wordView.setContentDescription( 43724c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic TextUtils.isEmpty(word) 43824c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic ? context.getResources().getString(R.string.spoken_empty_suggestion) 43924c275ccb9d12d6160b09c20afe17601b09957f1Dan Zivkovic : word.toString()); 440049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final CharSequence text = getEllipsizedTextWithSettingScaleX( 441049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka word, width, wordView.getPaint()); 442049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final float scaleX = wordView.getTextScaleX(); 443500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka wordView.setText(text); // TextView.setText() resets text scale x to 1.0. 444049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka wordView.setTextScaleX(scaleX); 445ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka // A <code>wordView</code> should be disabled when <code>word</code> is empty in order to 446ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka // make it unclickable. 447ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka // With accessibility touch exploration on, <code>wordView</code> should be enabled even 448ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka // when it is empty to avoid announcing as "disabled". 449ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka wordView.setEnabled(!TextUtils.isEmpty(word) 450ae42cd7e43488aead5310c5fcb7467b8ce9c2dd6Tadashi G. Takaoka || AccessibilityUtils.getInstance().isTouchExplorationEnabled()); 451500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return wordView; 452653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 453653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 454a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka private void layoutDebugInfo(final int positionInStrip, final ViewGroup placerView, 455a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final int x) { 456a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final TextView debugInfoView = mDebugInfoViews.get(positionInStrip); 457a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final CharSequence debugInfo = debugInfoView.getText(); 458653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka if (debugInfo == null) { 459653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return; 460653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 461500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka placerView.addView(debugInfoView); 462500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka debugInfoView.measure( 463500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); 464500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final int infoWidth = debugInfoView.getMeasuredWidth(); 465500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final int y = debugInfoView.getMeasuredHeight(); 466653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka ViewLayoutUtils.placeViewAt( 467500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka debugInfoView, x - infoWidth, y, infoWidth, debugInfoView.getMeasuredHeight()); 468653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 469653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 470500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private int getSuggestionWidth(final int positionInStrip, final int maxWidth) { 471653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int paddings = mPadding * mSuggestionsCountInStrip; 472653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int dividers = mDividerWidth * (mSuggestionsCountInStrip - 1); 473653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int availableWidth = maxWidth - paddings - dividers; 474500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return (int)(availableWidth * getSuggestionWeight(positionInStrip)); 475653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 476653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 477500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka private float getSuggestionWeight(final int positionInStrip) { 478500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka if (positionInStrip == mCenterPositionInStrip) { 479653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return mCenterSuggestionWeight; 480653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 481500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka // TODO: Revisit this for cases of 5 or more suggestions 482500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return (1.0f - mCenterSuggestionWeight) / (mSuggestionsCountInStrip - 1); 483653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 484653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 4852637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka private int setupWordViewsAndReturnStartIndexOfMoreSuggestions( 4862637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka final SuggestedWords suggestedWords, final int maxSuggestionInStrip) { 487d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard // Clear all suggestions first 4882637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka for (int positionInStrip = 0; positionInStrip < maxSuggestionInStrip; ++positionInStrip) { 48906d1cdd5dc73ef118e2a2853fc75dc911202f373Tadashi G. Takaoka final TextView wordView = mWordViews.get(positionInStrip); 49006d1cdd5dc73ef118e2a2853fc75dc911202f373Tadashi G. Takaoka wordView.setText(null); 49106d1cdd5dc73ef118e2a2853fc75dc911202f373Tadashi G. Takaoka wordView.setTag(null); 492d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard // Make this inactive for touches in {@link #layoutWord(int,int)}. 493d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard if (SuggestionStripView.DBG) { 494d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard mDebugInfoViews.get(positionInStrip).setText(null); 495d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard } 496d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard } 4972637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka int count = 0; 4982637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka int indexInSuggestedWords; 4992637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka for (indexInSuggestedWords = 0; indexInSuggestedWords < suggestedWords.size() 5002637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka && count < maxSuggestionInStrip; indexInSuggestedWords++) { 501d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard final int positionInStrip = 502d7d5ff1f99f103438290f3045df185c502c4b60bJean Chalard getPositionInSuggestionStrip(indexInSuggestedWords, suggestedWords); 5032637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka if (positionInStrip < 0) { 5042637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka continue; 5052637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka } 506a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final TextView wordView = mWordViews.get(positionInStrip); 507a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // {@link TextView#getTag()} is used to get the index in suggestedWords at 508a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka // {@link SuggestionStripView#onClick(View)}. 509a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka wordView.setTag(indexInSuggestedWords); 510a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka wordView.setText(getStyledSuggestedWord(suggestedWords, indexInSuggestedWords)); 511ef3a45643e950cdd934763c59963cee4089f93e1Jean Chalard wordView.setTextColor(getSuggestionTextColor(suggestedWords, indexInSuggestedWords)); 512a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka if (SuggestionStripView.DBG) { 513a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka mDebugInfoViews.get(positionInStrip).setText( 5144be6198cb73cc24e10834153c4e049644ed187e3Tadashi G. Takaoka suggestedWords.getDebugString(indexInSuggestedWords)); 515a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka } 5162637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka count++; 517653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 5182637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka return indexInSuggestedWords; 519653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 520653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 5212637be27c51be03e39b0db1c66312c4cc55bc7deTadashi G. Takaoka private int layoutPunctuationsAndReturnStartIndexOfMoreSuggestions( 522a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka final PunctuationSuggestions punctuationSuggestions, final ViewGroup stripView) { 523a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka final int countInStrip = Math.min(punctuationSuggestions.size(), PUNCTUATIONS_IN_STRIP); 524a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka for (int positionInStrip = 0; positionInStrip < countInStrip; positionInStrip++) { 525a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka if (positionInStrip != 0) { 526653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka // Add divider if this isn't the left most suggestion in suggestions strip. 527a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka addDivider(stripView, mDividerViews.get(positionInStrip)); 528653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 529653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 530a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka final TextView wordView = mWordViews.get(positionInStrip); 531f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka final String punctuation = punctuationSuggestions.getLabel(positionInStrip); 5329b570b5e62581f41c40c4558d95c77ad5896934cTadashi G. Takaoka // {@link TextView#getTag()} is used to get the index in suggestedWords at 5339b570b5e62581f41c40c4558d95c77ad5896934cTadashi G. Takaoka // {@link SuggestionStripView#onClick(View)}. 5349b570b5e62581f41c40c4558d95c77ad5896934cTadashi G. Takaoka wordView.setTag(positionInStrip); 535f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka wordView.setText(punctuation); 536f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka wordView.setContentDescription(punctuation); 537a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka wordView.setTextScaleX(1.0f); 538a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka wordView.setCompoundDrawables(null, null, null, null); 539f3c852efadaec7779c47b6130290279a400b5ab5Tadashi G. Takaoka wordView.setTextColor(mColorAutoCorrect); 540a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka stripView.addView(wordView); 541a0c3e02d7168dd4cee4cad51491537dadb0362ccTadashi G. Takaoka setLayoutWeight(wordView, 1.0f, mSuggestionsStripHeight); 542653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 543a273319c59ad24070ee5b35d72f044df496faa02Tadashi G. Takaoka mMoreSuggestionsAvailable = (punctuationSuggestions.size() > countInStrip); 5444f8a8f125e329b55e49d31a98b5368113440c755Tadashi G. Takaoka return countInStrip; 545653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 546653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 54714e908c3486ae5996e66625e959ff45c5f3740efTadashi G. Takaoka public void layoutImportantNotice(final View importantNoticeStrip, 5486abc852255072e9c5741a7d8f264bec99b0ce14eTadashi G. Takaoka final String importantNoticeTitle) { 5498a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka final TextView titleView = (TextView)importantNoticeStrip.findViewById( 5508a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka R.id.important_notice_title); 551a9c1a3da63c83dd68424a0851079a55d110cc63aTadashi G. Takaoka final int width = titleView.getWidth() - titleView.getPaddingLeft() 552a9c1a3da63c83dd68424a0851079a55d110cc63aTadashi G. Takaoka - titleView.getPaddingRight(); 5538a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka titleView.setTextColor(mColorAutoCorrect); 554049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka titleView.setText(importantNoticeTitle); // TextView.setText() resets text scale x to 1.0. 55514e908c3486ae5996e66625e959ff45c5f3740efTadashi G. Takaoka final float titleScaleX = getTextScaleX(importantNoticeTitle, width, titleView.getPaint()); 5568dda9e480b6519ca57565c8aa507e14bff739b60Tadashi G. Takaoka titleView.setTextScaleX(titleScaleX); 5578a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka } 5588a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka 5598a296e43c903a3377f28943ba4a59082ae7fe60aTadashi G. Takaoka static void setLayoutWeight(final View v, final float weight, final int height) { 560653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final ViewGroup.LayoutParams lp = v.getLayoutParams(); 561653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka if (lp instanceof LinearLayout.LayoutParams) { 562653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final LinearLayout.LayoutParams llp = (LinearLayout.LayoutParams)lp; 563653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka llp.weight = weight; 564653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka llp.width = 0; 565653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka llp.height = height; 566653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 567653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 568653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 569049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static float getTextScaleX(@Nullable final CharSequence text, final int maxWidth, 570653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final TextPaint paint) { 571653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setTextScaleX(1.0f); 572653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final int width = getTextWidth(text, paint); 5738dda9e480b6519ca57565c8aa507e14bff739b60Tadashi G. Takaoka if (width <= maxWidth || maxWidth <= 0) { 574653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return 1.0f; 575653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 576049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return maxWidth / (float) width; 577653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 578653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 579049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka @Nullable 580049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static CharSequence getEllipsizedTextWithSettingScaleX( 581049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka @Nullable final CharSequence text, final int maxWidth, @Nonnull final TextPaint paint) { 582500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka if (text == null) { 583500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return null; 584653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 585500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka final float scaleX = getTextScaleX(text, maxWidth, paint); 586653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka if (scaleX >= MIN_TEXT_XSCALE) { 587653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setTextScaleX(scaleX); 588653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return text; 589653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 590653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 591049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka // <code>text</code> must be ellipsized with minimum text scale x. 592653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka paint.setTextScaleX(MIN_TEXT_XSCALE); 593049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final boolean hasBoldStyle = hasStyleSpan(text, BOLD_SPAN); 594049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final boolean hasUnderlineStyle = hasStyleSpan(text, UNDERLINE_SPAN); 595049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka // TextUtils.ellipsize erases any span object existed after ellipsized point. 596049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka // We have to restore these spans afterward. 597049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final CharSequence ellipsizedText = TextUtils.ellipsize( 598049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka text, paint, maxWidth, TextUtils.TruncateAt.MIDDLE); 599049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka if (!hasBoldStyle && !hasUnderlineStyle) { 600049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return ellipsizedText; 601049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 602049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final Spannable spannableText = (ellipsizedText instanceof Spannable) 603049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka ? (Spannable)ellipsizedText : new SpannableString(ellipsizedText); 604049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka if (hasBoldStyle) { 605049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka addStyleSpan(spannableText, BOLD_SPAN); 606049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 607049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka if (hasUnderlineStyle) { 608049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka addStyleSpan(spannableText, UNDERLINE_SPAN); 609049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 610049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return spannableText; 611049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 612049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka 613049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static boolean hasStyleSpan(@Nullable final CharSequence text, 614049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final CharacterStyle style) { 615049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka if (text instanceof Spanned) { 616049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return ((Spanned)text).getSpanStart(style) >= 0; 617049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 618049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return false; 619049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 620049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka 621049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static void addStyleSpan(@Nonnull final Spannable text, final CharacterStyle style) { 622049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka text.removeSpan(style); 623049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka text.setSpan(style, 0, text.length(), Spanned.SPAN_INCLUSIVE_EXCLUSIVE); 624653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 625653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 626049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static int getTextWidth(@Nullable final CharSequence text, final TextPaint paint) { 627500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka if (TextUtils.isEmpty(text)) { 628500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka return 0; 629500a9752b1e61885f37b0fb26f09dfdd65da4e5eTadashi G. Takaoka } 630049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final int length = text.length(); 631049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final float[] widths = new float[length]; 632049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka final int count; 633653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka final Typeface savedTypeface = paint.getTypeface(); 634049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka try { 635049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka paint.setTypeface(getTextTypeface(text)); 636049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka count = paint.getTextWidths(text, 0, length, widths); 637049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } finally { 638049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka paint.setTypeface(savedTypeface); 639049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka } 640653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka int width = 0; 641653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka for (int i = 0; i < count; i++) { 642653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka width += Math.round(widths[i] + 0.5f); 643653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 644653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka return width; 645653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 646653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka 647049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka private static Typeface getTextTypeface(@Nullable final CharSequence text) { 648049d642cc4f5bfe911b2a705cd34e66c7ef780daTadashi G. Takaoka return hasStyleSpan(text, BOLD_SPAN) ? Typeface.DEFAULT_BOLD : Typeface.DEFAULT; 649653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka } 650653603b7253d96c7fad674ed301de5bc8050b68cTadashi G. Takaoka} 651