nyancrimew/LatinIME
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Add TypefaceUtils

Browse source 
Change-Id: I2d939bc1e3279253902b28ff12bbf7861716b64d
This commit is contained in:
Tadashi G. Takaoka 2013-04-11 12:08:36 +09:00
parent cdaee868a3
commit 08ae0d5ca0
8 changed files with 178 additions and 128 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

146
java/src/com/android/inputmethod/keyboard/KeyboardView.java
View file

@ -26,10 +26,8 @@ import android.graphics.Paint.Align;
import android.graphics.PorterDuff;
import android.graphics.Rect;
import android.graphics.Region;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.util.SparseArray;
import android.view.View;
import com.android.inputmethod.keyboard.internal.KeyDrawParams;
@ -73,15 +71,15 @@ import java.util.HashSet;
*/
public class KeyboardView extends View {
// XML attributes
protected final KeyVisualAttributes mKeyVisualAttributes;
private final KeyVisualAttributes mKeyVisualAttributes;
private final int mKeyLabelHorizontalPadding;
private final float mKeyHintLetterPadding;
private final float mKeyPopupHintLetterPadding;
private final float mKeyShiftedLetterHintPadding;
private final float mKeyTextShadowRadius;
protected final float mVerticalCorrection;
protected final Drawable mKeyBackground;
protected final Rect mKeyBackgroundPadding = new Rect();
private final float mVerticalCorrection;
private final Drawable mKeyBackground;
private final Rect mKeyBackgroundPadding = new Rect();
// HORIZONTAL ELLIPSIS "...", character for popup hint.
private static final String POPUP_HINT_CHAR = "\u2026";
@ -113,10 +111,6 @@ public class KeyboardView extends View {
private final Canvas mOffscreenCanvas = new Canvas();
private final Paint mPaint = new Paint();
private final Paint.FontMetrics mFontMetrics = new Paint.FontMetrics();
// This sparse array caches key label text height in pixel indexed by key label text size.
private static final SparseArray<Float> sTextHeightCache = CollectionUtils.newSparseArray();
// This sparse array caches key label text width in pixel indexed by key label text size.
private static final SparseArray<Float> sTextWidthCache = CollectionUtils.newSparseArray();
private static final char[] KEY_LABEL_REFERENCE_CHAR = { 'M' };
private static final char[] KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR = { '8' };
@ -134,15 +128,15 @@ public class KeyboardView extends View {
mKeyLabelHorizontalPadding = keyboardViewAttr.getDimensionPixelOffset(
R.styleable.KeyboardView_keyLabelHorizontalPadding, 0);
mKeyHintLetterPadding = keyboardViewAttr.getDimension(
R.styleable.KeyboardView_keyHintLetterPadding, 0);
R.styleable.KeyboardView_keyHintLetterPadding, 0.0f);
mKeyPopupHintLetterPadding = keyboardViewAttr.getDimension(
R.styleable.KeyboardView_keyPopupHintLetterPadding, 0);
R.styleable.KeyboardView_keyPopupHintLetterPadding, 0.0f);
mKeyShiftedLetterHintPadding = keyboardViewAttr.getDimension(
R.styleable.KeyboardView_keyShiftedLetterHintPadding, 0);
R.styleable.KeyboardView_keyShiftedLetterHintPadding, 0.0f);
mKeyTextShadowRadius = keyboardViewAttr.getFloat(
R.styleable.KeyboardView_keyTextShadowRadius, 0.0f);
mVerticalCorrection = keyboardViewAttr.getDimension(
R.styleable.KeyboardView_verticalCorrection, 0);
R.styleable.KeyboardView_verticalCorrection, 0.0f);
keyboardViewAttr.recycle();
final TypedArray keyAttr = context.obtainStyledAttributes(attrs,
@ -185,6 +179,14 @@ public class KeyboardView extends View {
return mKeyboard;
}
protected float getVerticalCorrection() {
return mVerticalCorrection;
}
protected void updateKeyDrawParams(final int keyHeight) {
mKeyDrawParams.updateParams(keyHeight, mKeyVisualAttributes);
}
@Override
protected void onMeasure(final int widthMeasureSpec, final int heightMeasureSpec) {
if (mKeyboard != null) {
@ -213,7 +215,7 @@ public class KeyboardView extends View {
}
onDrawKeyboard(mOffscreenCanvas);
}
canvas.drawBitmap(mOffscreenBuffer, 0, 0, null);
canvas.drawBitmap(mOffscreenBuffer, 0.0f, 0.0f, null);
}
private boolean maybeAllocateOffscreenBuffer() {
@ -333,7 +335,7 @@ public class KeyboardView extends View {
canvas.translate(bgX, bgY);
background.draw(canvas);
if (LatinImeLogger.sVISUALDEBUG) {
drawRectangle(canvas, 0, 0, bgWidth, bgHeight, 0x80c00000, new Paint());
drawRectangle(canvas, 0.0f, 0.0f, bgWidth, bgHeight, 0x80c00000, new Paint());
}
canvas.translate(-bgX, -bgY);
}
@ -347,7 +349,7 @@ public class KeyboardView extends View {
final float centerY = keyHeight * 0.5f;
if (LatinImeLogger.sVISUALDEBUG) {
drawRectangle(canvas, 0, 0, keyWidth, keyHeight, 0x800000c0, new Paint());
drawRectangle(canvas, 0.0f, 0.0f, keyWidth, keyHeight, 0x800000c0, new Paint());
}
// Draw key label.
@ -357,14 +359,16 @@ public class KeyboardView extends View {
final String label = key.mLabel;
paint.setTypeface(key.selectTypeface(params));
paint.setTextSize(key.selectTextSize(params));
final float labelCharHeight = getCharHeight(KEY_LABEL_REFERENCE_CHAR, paint);
final float labelCharWidth = getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint);
final float labelCharHeight = TypefaceUtils.getCharHeight(
KEY_LABEL_REFERENCE_CHAR, paint);
final float labelCharWidth = TypefaceUtils.getCharWidth(
KEY_LABEL_REFERENCE_CHAR, paint);
// Vertical label text alignment.
final float baseline = centerY + labelCharHeight / 2;
final float baseline = centerY + labelCharHeight / 2.0f;
// Horizontal label text alignment
float labelWidth = 0;
float labelWidth = 0.0f;
if (key.isAlignLeft()) {
positionX = mKeyLabelHorizontalPadding;
paint.setTextAlign(Align.LEFT);
@ -373,31 +377,31 @@ public class KeyboardView extends View {
paint.setTextAlign(Align.RIGHT);
} else if (key.isAlignLeftOfCenter()) {
// TODO: Parameterise this?
positionX = centerX - labelCharWidth * 7 / 4;
positionX = centerX - labelCharWidth * 7.0f / 4.0f;
paint.setTextAlign(Align.LEFT);
} else if (key.hasLabelWithIconLeft() && icon != null) {
labelWidth = getLabelWidth(label, paint) + icon.getIntrinsicWidth()
labelWidth = TypefaceUtils.getLabelWidth(label, paint) + icon.getIntrinsicWidth()
+ LABEL_ICON_MARGIN * keyWidth;
positionX = centerX + labelWidth / 2;
positionX = centerX + labelWidth / 2.0f;
paint.setTextAlign(Align.RIGHT);
} else if (key.hasLabelWithIconRight() && icon != null) {
labelWidth = getLabelWidth(label, paint) + icon.getIntrinsicWidth()
labelWidth = TypefaceUtils.getLabelWidth(label, paint) + icon.getIntrinsicWidth()
+ LABEL_ICON_MARGIN * keyWidth;
positionX = centerX - labelWidth / 2;
positionX = centerX - labelWidth / 2.0f;
paint.setTextAlign(Align.LEFT);
} else {
positionX = centerX;
paint.setTextAlign(Align.CENTER);
}
if (key.needsXScale()) {
paint.setTextScaleX(
Math.min(1.0f, (keyWidth * MAX_LABEL_RATIO) / getLabelWidth(label, paint)));
paint.setTextScaleX(Math.min(1.0f,
(keyWidth * MAX_LABEL_RATIO) / TypefaceUtils.getLabelWidth(label, paint)));
}
paint.setColor(key.selectTextColor(params));
if (key.isEnabled()) {
// Set a drop shadow for the text
paint.setShadowLayer(mKeyTextShadowRadius, 0, 0, params.mTextShadowColor);
paint.setShadowLayer(mKeyTextShadowRadius, 0.0f, 0.0f, params.mTextShadowColor);
} else {
// Make label invisible
paint.setColor(Color.TRANSPARENT);
@ -405,7 +409,7 @@ public class KeyboardView extends View {
blendAlpha(paint, params.mAnimAlpha);
canvas.drawText(label, 0, label.length(), positionX, baseline, paint);
// Turn off drop shadow and reset x-scale.
paint.setShadowLayer(0, 0, 0, 0);
paint.setShadowLayer(0.0f, 0.0f, 0.0f, Color.TRANSPARENT);
paint.setTextScaleX(1.0f);
if (icon != null) {
@ -413,10 +417,10 @@ public class KeyboardView extends View {
final int iconHeight = icon.getIntrinsicHeight();
final int iconY = (keyHeight - iconHeight) / 2;
if (key.hasLabelWithIconLeft()) {
final int iconX = (int)(centerX - labelWidth / 2);
final int iconX = (int)(centerX - labelWidth / 2.0f);
drawIcon(canvas, icon, iconX, iconY, iconWidth, iconHeight);
} else if (key.hasLabelWithIconRight()) {
final int iconX = (int)(centerX + labelWidth / 2 - iconWidth);
final int iconX = (int)(centerX + labelWidth / 2.0f - iconWidth);
drawIcon(canvas, icon, iconX, iconY, iconWidth, iconHeight);
}
}
@ -439,20 +443,23 @@ public class KeyboardView extends View {
// The hint label is placed just right of the key label. Used mainly on
// "phone number" layout.
// TODO: Generalize the following calculations.
hintX = positionX + getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) * 2;
hintY = centerY + getCharHeight(KEY_LABEL_REFERENCE_CHAR, paint) / 2;
hintX = positionX
+ TypefaceUtils.getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) * 2.0f;
hintY = centerY
+ TypefaceUtils.getCharHeight(KEY_LABEL_REFERENCE_CHAR, paint) / 2.0f;
paint.setTextAlign(Align.LEFT);
} else if (key.hasShiftedLetterHint()) {
// The hint label is placed at top-right corner of the key. Used mainly on tablet.
hintX = keyWidth - mKeyShiftedLetterHintPadding
- getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) / 2;
- TypefaceUtils.getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) / 2.0f;
paint.getFontMetrics(mFontMetrics);
hintY = -mFontMetrics.top;
paint.setTextAlign(Align.CENTER);
} else { // key.hasHintLetter()
// The hint letter is placed at top-right corner of the key. Used mainly on phone.
hintX = keyWidth - mKeyHintLetterPadding
- getCharWidth(KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR, paint) / 2;
- TypefaceUtils.getCharWidth(KEY_NUMERIC_HINT_LABEL_REFERENCE_CHAR, paint)
/ 2.0f;
hintY = -paint.ascent();
paint.setTextAlign(Align.CENTER);
}
@ -506,7 +513,7 @@ public class KeyboardView extends View {
paint.setColor(params.mHintLabelColor);
paint.setTextAlign(Align.CENTER);
final float hintX = keyWidth - mKeyHintLetterPadding
- getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) / 2;
- TypefaceUtils.getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) / 2.0f;
final float hintY = keyHeight - mKeyPopupHintLetterPadding;
canvas.drawText(POPUP_HINT_CHAR, hintX, hintY, paint);
@ -517,54 +524,6 @@ public class KeyboardView extends View {
}
}
private static int getCharGeometryCacheKey(final char referenceChar, final Paint paint) {
final int labelSize = (int)paint.getTextSize();
final Typeface face = paint.getTypeface();
final int codePointOffset = referenceChar << 15;
if (face == Typeface.DEFAULT) {
return codePointOffset + labelSize;
} else if (face == Typeface.DEFAULT_BOLD) {
return codePointOffset + labelSize + 0x1000;
} else if (face == Typeface.MONOSPACE) {
return codePointOffset + labelSize + 0x2000;
} else {
return codePointOffset + labelSize;
}
}
// Working variable for the following methods.
private final Rect mTextBounds = new Rect();
private float getCharHeight(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
final Float cachedValue = sTextHeightCache.get(key);
if (cachedValue != null)
return cachedValue;
paint.getTextBounds(referenceChar, 0, 1, mTextBounds);
final float height = mTextBounds.height();
sTextHeightCache.put(key, height);
return height;
}
private float getCharWidth(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
final Float cachedValue = sTextWidthCache.get(key);
if (cachedValue != null)
return cachedValue;
paint.getTextBounds(referenceChar, 0, 1, mTextBounds);
final float width = mTextBounds.width();
sTextWidthCache.put(key, width);
return width;
}
// TODO: Remove this method.
public float getLabelWidth(final String label, final Paint paint) {
paint.getTextBounds(label, 0, label.length(), mTextBounds);
return mTextBounds.width();
}
protected static void drawIcon(final Canvas canvas, final Drawable icon, final int x,
final int y, final int width, final int height) {
canvas.translate(x, y);
@ -578,7 +537,7 @@ public class KeyboardView extends View {
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth(1.0f);
paint.setColor(color);
canvas.drawLine(0, y, w, y, paint);
canvas.drawLine(0.0f, y, w, y, paint);
}
private static void drawVerticalLine(final Canvas canvas, final float x, final float h,
@ -586,7 +545,7 @@ public class KeyboardView extends View {
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth(1.0f);
paint.setColor(color);
canvas.drawLine(x, 0, x, h, paint);
canvas.drawLine(x, 0.0f, x, h, paint);
}
private static void drawRectangle(final Canvas canvas, final float x, final float y,
@ -595,15 +554,20 @@ public class KeyboardView extends View {
paint.setStrokeWidth(1.0f);
paint.setColor(color);
canvas.translate(x, y);
canvas.drawRect(0, 0, w, h, paint);
canvas.drawRect(0.0f, 0.0f, w, h, paint);
canvas.translate(-x, -y);
}
public Paint newDefaultLabelPaint() {
public Paint newLabelPaint(final Key key) {
final Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setTypeface(mKeyDrawParams.mTypeface);
paint.setTextSize(mKeyDrawParams.mLabelSize);
if (key == null) {
paint.setTypeface(mKeyDrawParams.mTypeface);
paint.setTextSize(mKeyDrawParams.mLabelSize);
} else {
paint.setTypeface(key.selectTypeface(mKeyDrawParams));
paint.setTextSize(key.selectTextSize(mKeyDrawParams));
}
return paint;
}

19
java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
View file

@ -530,9 +530,9 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeinAnimator, 0);
final float keyHysteresisDistance = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistance, 0);
R.styleable.MainKeyboardView_keyHysteresisDistance, 0.0f);
final float keyHysteresisDistanceForSlidingModifier = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0);
R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0.0f);
mKeyDetector = new KeyDetector(
keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier);
mKeyTimerHandler = new KeyTimerHandler(this, mainKeyboardViewAttr);
@ -655,7 +655,7 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
mKeyTimerHandler.cancelLongPressTimer();
super.setKeyboard(keyboard);
mKeyDetector.setKeyboard(
keyboard, -getPaddingLeft(), -getPaddingTop() + mVerticalCorrection);
keyboard, -getPaddingLeft(), -getPaddingTop() + getVerticalCorrection());
PointerTracker.setKeyDetector(mKeyDetector);
mTouchScreenRegulator.setKeyboardGeometry(keyboard.mOccupiedWidth);
mMoreKeysKeyboardCache.clear();
@ -1329,7 +1329,7 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
// Overlay a dark rectangle to dim.
if (mNeedsToDimEntireKeyboard) {
canvas.drawRect(0, 0, getWidth(), getHeight(), mBackgroundDimAlphaPaint);
canvas.drawRect(0.0f, 0.0f, getWidth(), getHeight(), mBackgroundDimAlphaPaint);
}
}
@ -1353,9 +1353,10 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
}
}
private boolean fitsTextIntoWidth(final int width, final String text, final Paint paint) {
private static boolean fitsTextIntoWidth(final int width, final String text,
final Paint paint) {
paint.setTextScaleX(1.0f);
final float textWidth = getLabelWidth(text, paint);
final float textWidth = TypefaceUtils.getLabelWidth(text, paint);
if (textWidth < width) {
return true;
}
@ -1366,12 +1367,12 @@ public final class MainKeyboardView extends KeyboardView implements PointerTrack
}
paint.setTextScaleX(scaleX);
return getLabelWidth(text, paint) < width;
return TypefaceUtils.getLabelWidth(text, paint) < width;
}
// Layout language name on spacebar.
private String layoutLanguageOnSpacebar(final Paint paint, final InputMethodSubtype subtype,
final int width) {
private static String layoutLanguageOnSpacebar(final Paint paint,
final InputMethodSubtype subtype, final int width) {
// Choose appropriate language name to fit into the width.
final String fullText = getFullDisplayName(subtype);
if (fitsTextIntoWidth(width, fullText, paint)) {

26
java/src/com/android/inputmethod/keyboard/MoreKeysKeyboard.java
View file

@ -17,6 +17,7 @@
package com.android.inputmethod.keyboard;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Paint;
import android.graphics.drawable.Drawable;
@ -257,7 +258,6 @@ public final class MoreKeysKeyboard extends Keyboard {
private static final float LABEL_PADDING_RATIO = 0.2f;
private static final float DIVIDER_RATIO = 0.2f;
/**
* The builder of MoreKeysKeyboard.
* @param context the context of {@link MoreKeysKeyboardView}.
@ -289,10 +289,10 @@ public final class MoreKeysKeyboard extends Keyboard {
// be considered because the vertical positions of both backgrounds were already
// adjusted with their bottom paddings deducted.
width = keyPreviewDrawParams.mPreviewVisibleWidth;
height = keyPreviewDrawParams.mPreviewVisibleHeight
+ mParams.mVerticalGap;
height = keyPreviewDrawParams.mPreviewVisibleHeight + mParams.mVerticalGap;
} else {
width = getMaxKeyWidth(parentKeyboardView, parentKey, mParams.mDefaultKeyWidth);
width = getMaxKeyWidth(parentKeyboardView, parentKey, mParams.mDefaultKeyWidth,
context.getResources());
height = parentKeyboard.mMostCommonKeyHeight;
}
final int dividerWidth;
@ -310,22 +310,18 @@ public final class MoreKeysKeyboard extends Keyboard {
}
private static int getMaxKeyWidth(final KeyboardView view, final Key parentKey,
final int minKeyWidth) {
final int padding = (int)(view.getResources()
.getDimension(R.dimen.more_keys_keyboard_key_horizontal_padding)
+ (parentKey.hasLabelsInMoreKeys() ? minKeyWidth * LABEL_PADDING_RATIO : 0));
final Paint paint = view.newDefaultLabelPaint();
paint.setTypeface(parentKey.selectTypeface(view.mKeyDrawParams));
paint.setTextSize(parentKey.selectMoreKeyTextSize(view.mKeyDrawParams));
final int minKeyWidth, final Resources res) {
final float padding =
res.getDimension(R.dimen.more_keys_keyboard_key_horizontal_padding)
+ (parentKey.hasLabelsInMoreKeys() ? minKeyWidth * LABEL_PADDING_RATIO : 0.0f);
final Paint paint = view.newLabelPaint(parentKey);
int maxWidth = minKeyWidth;
for (final MoreKeySpec spec : parentKey.mMoreKeys) {
final String label = spec.mLabel;
// If the label is single letter, minKeyWidth is enough to hold the label.
if (label != null && StringUtils.codePointCount(label) > 1) {
final int width = (int)view.getLabelWidth(label, paint) + padding;
if (maxWidth < width) {
maxWidth = width;
}
maxWidth = Math.max(maxWidth,
(int)(TypefaceUtils.getLabelWidth(label, paint) + padding));
}
}
return maxWidth;

2
java/src/com/android/inputmethod/keyboard/MoreKeysKeyboardView.java
View file

@ -71,7 +71,7 @@ public class MoreKeysKeyboardView extends KeyboardView implements MoreKeysPanel
public void setKeyboard(final Keyboard keyboard) {
super.setKeyboard(keyboard);
mKeyDetector.setKeyboard(keyboard, -getPaddingLeft(),
-getPaddingTop() + mVerticalCorrection);
-getPaddingTop() + getVerticalCorrection());
}
@Override

91
java/src/com/android/inputmethod/keyboard/TypefaceUtils.java Normal file
View file

@ -0,0 +1,91 @@
/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.inputmethod.keyboard;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.util.SparseArray;
import com.android.inputmethod.latin.CollectionUtils;
public final class TypefaceUtils {
private TypefaceUtils() {
// This utility class is not publicly instantiable.
}
// This sparse array caches key label text height in pixel indexed by key label text size.
private static final SparseArray<Float> sTextHeightCache = CollectionUtils.newSparseArray();
// Working variable for the following method.
private static final Rect sTextHeightBounds = new Rect();
public static float getCharHeight(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
synchronized (sTextHeightCache) {
final Float cachedValue = sTextHeightCache.get(key);
if (cachedValue != null) {
return cachedValue;
}
paint.getTextBounds(referenceChar, 0, 1, sTextHeightBounds);
final float height = sTextHeightBounds.height();
sTextHeightCache.put(key, height);
return height;
}
}
// This sparse array caches key label text width in pixel indexed by key label text size.
private static final SparseArray<Float> sTextWidthCache = CollectionUtils.newSparseArray();
// Working variable for the following method.
private static final Rect sTextWidthBounds = new Rect();
public static float getCharWidth(final char[] referenceChar, final Paint paint) {
final int key = getCharGeometryCacheKey(referenceChar[0], paint);
synchronized (sTextWidthCache) {
final Float cachedValue = sTextWidthCache.get(key);
if (cachedValue != null) {
return cachedValue;
}
paint.getTextBounds(referenceChar, 0, 1, sTextWidthBounds);
final float width = sTextWidthBounds.width();
sTextWidthCache.put(key, width);
return width;
}
}
private static int getCharGeometryCacheKey(final char referenceChar, final Paint paint) {
final int labelSize = (int)paint.getTextSize();
final Typeface face = paint.getTypeface();
final int codePointOffset = referenceChar << 15;
if (face == Typeface.DEFAULT) {
return codePointOffset + labelSize;
} else if (face == Typeface.DEFAULT_BOLD) {
return codePointOffset + labelSize + 0x1000;
} else if (face == Typeface.MONOSPACE) {
return codePointOffset + labelSize + 0x2000;
} else {
return codePointOffset + labelSize;
}
}
public static float getLabelWidth(final String label, final Paint paint) {
final Rect textBounds = new Rect();
paint.getTextBounds(label, 0, label.length(), textBounds);
return textBounds.width();
}
}

18
java/src/com/android/inputmethod/latin/suggestions/MoreSuggestions.java
View file

@ -16,12 +16,14 @@
package com.android.inputmethod.latin.suggestions;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Paint;
import android.graphics.drawable.Drawable;
import com.android.inputmethod.keyboard.Key;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.keyboard.TypefaceUtils;
import com.android.inputmethod.keyboard.internal.KeyboardBuilder;
import com.android.inputmethod.keyboard.internal.KeyboardIconsSet;
import com.android.inputmethod.keyboard.internal.KeyboardParams;
@ -50,16 +52,12 @@ public final class MoreSuggestions extends Keyboard {
super();
}
// TODO: Remove {@link MoreSuggestionsView} argument.
public int layout(final SuggestedWords suggestions, final int fromPos, final int maxWidth,
final int minWidth, final int maxRow, final MoreSuggestionsView view) {
final int minWidth, final int maxRow, final Paint paint, final Resources res) {
clearKeys();
final Resources res = view.getResources();
mDivider = res.getDrawable(R.drawable.more_suggestions_divider);
mDividerWidth = mDivider.getIntrinsicWidth();
final int padding = (int) res.getDimension(
R.dimen.more_suggestions_key_horizontal_padding);
final Paint paint = view.newDefaultLabelPaint();
final float padding = res.getDimension(R.dimen.more_suggestions_key_horizontal_padding);
int row = 0;
int pos = fromPos, rowStartPos = fromPos;
@ -67,7 +65,7 @@ public final class MoreSuggestions extends Keyboard {
while (pos < size) {
final String word = suggestions.getWord(pos);
// TODO: Should take care of text x-scaling.
mWidths[pos] = (int)view.getLabelWidth(word, paint) + padding;
mWidths[pos] = (int)(TypefaceUtils.getLabelWidth(word, paint) + padding);
final int numColumn = pos - rowStartPos + 1;
final int columnWidth =
(maxWidth - mDividerWidth * (numColumn - 1)) / numColumn;
@ -169,8 +167,8 @@ public final class MoreSuggestions extends Keyboard {
private int mFromPos;
private int mToPos;
public Builder(final MoreSuggestionsView paneView) {
super(paneView.getContext(), new MoreSuggestionsParam());
public Builder(final Context context, final MoreSuggestionsView paneView) {
super(context, new MoreSuggestionsParam());
mPaneView = paneView;
}
@ -183,7 +181,7 @@ public final class MoreSuggestions extends Keyboard {
mPaneView.updateKeyboardGeometry(mParams.mDefaultRowHeight);
final int count = mParams.layout(suggestions, fromPos, maxWidth, minWidth, maxRow,
mPaneView);
mPaneView.newLabelPaint(null /* key */), mResources);
mFromPos = fromPos;
mToPos = fromPos + count;
mSuggestions = suggestions;

2
java/src/com/android/inputmethod/latin/suggestions/MoreSuggestionsView.java
View file

@ -43,7 +43,7 @@ public final class MoreSuggestionsView extends MoreKeysKeyboardView {
}
public void updateKeyboardGeometry(final int keyHeight) {
mKeyDrawParams.updateParams(keyHeight, mKeyVisualAttributes);
updateKeyDrawParams(keyHeight);
}
@Override

2
java/src/com/android/inputmethod/latin/suggestions/SuggestionStripView.java
View file

@ -596,7 +596,7 @@ public final class SuggestionStripView extends RelativeLayout implements OnClick
mMoreSuggestionsContainer = inflater.inflate(R.layout.more_suggestions, null);
mMoreSuggestionsView = (MoreSuggestionsView)mMoreSuggestionsContainer
.findViewById(R.id.more_suggestions_view);
mMoreSuggestionsBuilder = new MoreSuggestions.Builder(mMoreSuggestionsView);
mMoreSuggestionsBuilder = new MoreSuggestions.Builder(context, mMoreSuggestionsView);
final Resources res = context.getResources();
mMoreSuggestionsModalTolerance = res.getDimensionPixelOffset(