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Separate inner classes of KeyboardView out under internal package 

Change-Id: I6d53b53526bbab951044a026476bd88a9ebd5a90
main
Tadashi G. Takaoka 2012-08-30 16:18:53 +09:00
parent 749cc18751
commit 49d8af8a4e
4 changed files with 272 additions and 219 deletions
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221
java/src/com/android/inputmethod/keyboard/KeyboardView.java
View File

@ -38,12 +38,13 @@ import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.android.inputmethod.keyboard.internal.KeyDrawParams;
import com.android.inputmethod.keyboard.internal.KeyPreviewDrawParams;
import com.android.inputmethod.keyboard.internal.PreviewPlacerView;
import com.android.inputmethod.latin.CollectionUtils;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.LatinImeLogger;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.ResourceUtils;
import com.android.inputmethod.latin.StaticInnerHandlerWrapper;
import com.android.inputmethod.latin.StringUtils;
import com.android.inputmethod.latin.define.ProductionFlag;
@ -179,224 +180,6 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
}
}
// Move this class to internal package
protected static class KeyDrawParams {
// XML attributes
public final int mKeyTextColor;
public final int mKeyTextInactivatedColor;
public final float mKeyLabelHorizontalPadding;
public final float mKeyHintLetterPadding;
public final float mKeyPopupHintLetterPadding;
public final float mKeyShiftedLetterHintPadding;
public final int mKeyTextShadowColor;
public final float mKeyTextShadowRadius;
public final Drawable mKeyBackground;
public final int mKeyHintLetterColor;
public final int mKeyHintLabelColor;
public final int mKeyShiftedLetterHintInactivatedColor;
public final int mKeyShiftedLetterHintActivatedColor;
private final Typeface mKeyTypefaceFromKeyboardView;
private final float mKeyLetterRatio;
private final int mKeyLetterSizeFromKeyboardView;
private final float mKeyLargeLetterRatio;
private final float mKeyLabelRatio;
private final float mKeyLargeLabelRatio;
private final float mKeyHintLetterRatio;
private final float mKeyShiftedLetterHintRatio;
private final float mKeyHintLabelRatio;
public final Rect mPadding = new Rect();
public Typeface mKeyTypeface;
public int mKeyLetterSize;
public int mKeyLargeLetterSize;
public int mKeyLabelSize;
public int mKeyLargeLabelSize;
public int mKeyHintLetterSize;
public int mKeyShiftedLetterHintSize;
public int mKeyHintLabelSize;
public int mAnimAlpha;
public KeyDrawParams(final TypedArray keyboardViewAttr, final TypedArray keyAttr) {
mKeyBackground = keyboardViewAttr.getDrawable(R.styleable.KeyboardView_keyBackground);
mKeyBackground.getPadding(mPadding);
mKeyLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLetterSize);
mKeyLetterSizeFromKeyboardView = ResourceUtils.getDimensionPixelSize(keyAttr,
R.styleable.Keyboard_Key_keyLetterSize);
mKeyLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLabelSize);
mKeyLabelSize = ResourceUtils.getDimensionPixelSize(keyAttr,
R.styleable.Keyboard_Key_keyLabelSize);
mKeyLargeLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLargeLabelRatio);
mKeyLargeLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLargeLetterRatio);
mKeyHintLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyHintLetterRatio);
mKeyShiftedLetterHintRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyShiftedLetterHintRatio);
mKeyHintLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyHintLabelRatio);
mKeyLabelHorizontalPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyLabelHorizontalPadding, 0);
mKeyHintLetterPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyHintLetterPadding, 0);
mKeyPopupHintLetterPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyPopupHintLetterPadding, 0);
mKeyShiftedLetterHintPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyShiftedLetterHintPadding, 0);
mKeyTextColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextColor, Color.WHITE);
mKeyTextInactivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextInactivatedColor, Color.WHITE);
mKeyHintLetterColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyHintLetterColor, Color.TRANSPARENT);
mKeyHintLabelColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyHintLabelColor, Color.TRANSPARENT);
mKeyShiftedLetterHintInactivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyShiftedLetterHintInactivatedColor,
Color.TRANSPARENT);
mKeyShiftedLetterHintActivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyShiftedLetterHintActivatedColor, Color.TRANSPARENT);
mKeyTypefaceFromKeyboardView = Typeface.defaultFromStyle(
keyAttr.getInt(R.styleable.Keyboard_Key_keyTypeface, Typeface.NORMAL));
mKeyTextShadowColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextShadowColor, Color.TRANSPARENT);
mKeyTextShadowRadius = keyAttr.getFloat(
R.styleable.Keyboard_Key_keyTextShadowRadius, 0f);
}
public void updateParams(final Keyboard keyboard) {
mKeyTypeface = (keyboard.mKeyTypeface != null)
? keyboard.mKeyTypeface : mKeyTypefaceFromKeyboardView;
final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
mKeyLetterSize = selectTextSizeFromDimensionOrRatio(keyHeight,
mKeyLetterSizeFromKeyboardView, mKeyLetterRatio,
mKeyLetterSizeFromKeyboardView);
// Override if size/ratio is specified in Keyboard.
mKeyLetterSize = selectTextSizeFromDimensionOrRatio(keyHeight, keyboard.mKeyLetterSize,
keyboard.mKeyLetterRatio, mKeyLetterSize);
if (ResourceUtils.isValidFraction(mKeyLabelRatio)) {
mKeyLabelSize = (int)(keyHeight * mKeyLabelRatio);
}
mKeyLargeLabelSize = (int)(keyHeight * mKeyLargeLabelRatio);
mKeyLargeLetterSize = (int)(keyHeight * mKeyLargeLetterRatio);
mKeyHintLetterSize = selectTextSizeFromKeyboardOrView(keyHeight,
keyboard.mKeyHintLetterRatio, mKeyHintLetterRatio);
mKeyShiftedLetterHintSize = selectTextSizeFromKeyboardOrView(keyHeight,
keyboard.mKeyShiftedLetterHintRatio, mKeyShiftedLetterHintRatio);
mKeyHintLabelSize = (int)(keyHeight * mKeyHintLabelRatio);
}
private static final int selectTextSizeFromDimensionOrRatio(final int keyHeight,
final int dimens, final float ratio, final int defaultDimens) {
if (ResourceUtils.isValidDimensionPixelSize(dimens)) {
return dimens;
}
if (ResourceUtils.isValidFraction(ratio)) {
return (int)(keyHeight * ratio);
}
return defaultDimens;
}
private static final int selectTextSizeFromKeyboardOrView(final int keyHeight,
final float ratioFromKeyboard, final float ratioFromView) {
final float ratio = ResourceUtils.isValidFraction(ratioFromKeyboard)
? ratioFromKeyboard : ratioFromView;
return (int)(keyHeight * ratio);
}
public void blendAlpha(final Paint paint) {
final int color = paint.getColor();
paint.setARGB((paint.getAlpha() * mAnimAlpha) / Constants.Color.ALPHA_OPAQUE,
Color.red(color), Color.green(color), Color.blue(color));
}
}
// TODO: Move this class to internal package.
/* package */ static class KeyPreviewDrawParams {
// XML attributes.
public final Drawable mPreviewBackground;
public final Drawable mPreviewLeftBackground;
public final Drawable mPreviewRightBackground;
public final int mPreviewTextColor;
public final int mPreviewOffset;
public final int mPreviewHeight;
public final int mLingerTimeout;
private final float mPreviewTextRatio;
// The graphical geometry of the key preview.
// <-width->
// +-------+ ^
// | | |
// |preview| height (visible)
// | | |
// + + ^ v
// \ / |offset
// +-\ /-+ v
// | +-+ |
// |parent |
// | key|
// +-------+
// The background of a {@link TextView} being used for a key preview may have invisible
// paddings. To align the more keys keyboard panel's visible part with the visible part of
// the background, we need to record the width and height of key preview that don't include
// invisible paddings.
public int mPreviewVisibleWidth;
public int mPreviewVisibleHeight;
// The key preview may have an arbitrary offset and its background that may have a bottom
// padding. To align the more keys keyboard and the key preview we also need to record the
// offset between the top edge of parent key and the bottom of the visible part of key
// preview background.
public int mPreviewVisibleOffset;
public Typeface mKeyTypeface;
public int mPreviewTextSize;
public int mKeyLetterSize;
public final int[] mCoordinates = new int[2];
private static final int PREVIEW_ALPHA = 240;
public KeyPreviewDrawParams(final TypedArray keyboardViewAttr, final TypedArray keyAttr) {
mPreviewBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewBackground);
mPreviewLeftBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewLeftBackground);
mPreviewRightBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewRightBackground);
setAlpha(mPreviewBackground, PREVIEW_ALPHA);
setAlpha(mPreviewLeftBackground, PREVIEW_ALPHA);
setAlpha(mPreviewRightBackground, PREVIEW_ALPHA);
mPreviewOffset = keyboardViewAttr.getDimensionPixelOffset(
R.styleable.KeyboardView_keyPreviewOffset, 0);
mPreviewHeight = keyboardViewAttr.getDimensionPixelSize(
R.styleable.KeyboardView_keyPreviewHeight, 80);
mLingerTimeout = keyboardViewAttr.getInt(
R.styleable.KeyboardView_keyPreviewLingerTimeout, 0);
mPreviewTextRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyPreviewTextRatio);
mPreviewTextColor = keyAttr.getColor(R.styleable.Keyboard_Key_keyPreviewTextColor, 0);
}
public void updateParams(final Keyboard keyboard, final KeyDrawParams keyDrawParams) {
final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
if (ResourceUtils.isValidFraction(mPreviewTextRatio)) {
mPreviewTextSize = (int)(keyHeight * mPreviewTextRatio);
}
mKeyLetterSize = keyDrawParams.mKeyLetterSize;
mKeyTypeface = keyDrawParams.mKeyTypeface;
}
private static void setAlpha(final Drawable drawable, final int alpha) {
if (drawable == null) return;
drawable.setAlpha(alpha);
}
}
public KeyboardView(Context context, AttributeSet attrs) {
this(context, attrs, R.attr.keyboardViewStyle);
}

1
java/src/com/android/inputmethod/keyboard/MainKeyboardView.java
View File

@ -43,6 +43,7 @@ import com.android.inputmethod.accessibility.AccessibilityUtils;
import com.android.inputmethod.accessibility.AccessibleKeyboardViewProxy;
import com.android.inputmethod.keyboard.PointerTracker.DrawingProxy;
import com.android.inputmethod.keyboard.PointerTracker.TimerProxy;
import com.android.inputmethod.keyboard.internal.KeyDrawParams;
import com.android.inputmethod.keyboard.internal.SuddenJumpingTouchEventHandler;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.LatinIME;

163
java/src/com/android/inputmethod/keyboard/internal/KeyDrawParams.java Normal file
View File

@ -0,0 +1,163 @@
/*
* Copyright (C) 2012 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.internal;
import android.content.res.TypedArray;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.latin.Constants;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.ResourceUtils;
public class KeyDrawParams {
// XML attributes
public final int mKeyTextColor;
public final int mKeyTextInactivatedColor;
public final float mKeyLabelHorizontalPadding;
public final float mKeyHintLetterPadding;
public final float mKeyPopupHintLetterPadding;
public final float mKeyShiftedLetterHintPadding;
public final int mKeyTextShadowColor;
public final float mKeyTextShadowRadius;
public final Drawable mKeyBackground;
public final int mKeyHintLetterColor;
public final int mKeyHintLabelColor;
public final int mKeyShiftedLetterHintInactivatedColor;
public final int mKeyShiftedLetterHintActivatedColor;
private final Typeface mKeyTypefaceFromKeyboardView;
private final float mKeyLetterRatio;
private final int mKeyLetterSizeFromKeyboardView;
private final float mKeyLargeLetterRatio;
private final float mKeyLabelRatio;
private final float mKeyLargeLabelRatio;
private final float mKeyHintLetterRatio;
private final float mKeyShiftedLetterHintRatio;
private final float mKeyHintLabelRatio;
public final Rect mPadding = new Rect();
public Typeface mKeyTypeface;
public int mKeyLetterSize;
public int mKeyLargeLetterSize;
public int mKeyLabelSize;
public int mKeyLargeLabelSize;
public int mKeyHintLetterSize;
public int mKeyShiftedLetterHintSize;
public int mKeyHintLabelSize;
public int mAnimAlpha;
public KeyDrawParams(final TypedArray keyboardViewAttr, final TypedArray keyAttr) {
mKeyBackground = keyboardViewAttr.getDrawable(R.styleable.KeyboardView_keyBackground);
mKeyBackground.getPadding(mPadding);
mKeyLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLetterSize);
mKeyLetterSizeFromKeyboardView = ResourceUtils.getDimensionPixelSize(keyAttr,
R.styleable.Keyboard_Key_keyLetterSize);
mKeyLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLabelSize);
mKeyLabelSize = ResourceUtils.getDimensionPixelSize(keyAttr,
R.styleable.Keyboard_Key_keyLabelSize);
mKeyLargeLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLargeLabelRatio);
mKeyLargeLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyLargeLetterRatio);
mKeyHintLetterRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyHintLetterRatio);
mKeyShiftedLetterHintRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyShiftedLetterHintRatio);
mKeyHintLabelRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyHintLabelRatio);
mKeyLabelHorizontalPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyLabelHorizontalPadding, 0);
mKeyHintLetterPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyHintLetterPadding, 0);
mKeyPopupHintLetterPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyPopupHintLetterPadding, 0);
mKeyShiftedLetterHintPadding = keyAttr.getDimension(
R.styleable.Keyboard_Key_keyShiftedLetterHintPadding, 0);
mKeyTextColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextColor, Color.WHITE);
mKeyTextInactivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextInactivatedColor, Color.WHITE);
mKeyHintLetterColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyHintLetterColor, Color.TRANSPARENT);
mKeyHintLabelColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyHintLabelColor, Color.TRANSPARENT);
mKeyShiftedLetterHintInactivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyShiftedLetterHintInactivatedColor, Color.TRANSPARENT);
mKeyShiftedLetterHintActivatedColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyShiftedLetterHintActivatedColor, Color.TRANSPARENT);
mKeyTypefaceFromKeyboardView = Typeface.defaultFromStyle(
keyAttr.getInt(R.styleable.Keyboard_Key_keyTypeface, Typeface.NORMAL));
mKeyTextShadowColor = keyAttr.getColor(
R.styleable.Keyboard_Key_keyTextShadowColor, Color.TRANSPARENT);
mKeyTextShadowRadius = keyAttr.getFloat(
R.styleable.Keyboard_Key_keyTextShadowRadius, 0f);
}
public void updateParams(final Keyboard keyboard) {
mKeyTypeface = (keyboard.mKeyTypeface != null)
? keyboard.mKeyTypeface : mKeyTypefaceFromKeyboardView;
final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
mKeyLetterSize = selectTextSizeFromDimensionOrRatio(keyHeight,
mKeyLetterSizeFromKeyboardView, mKeyLetterRatio,
mKeyLetterSizeFromKeyboardView);
// Override if size/ratio is specified in Keyboard.
mKeyLetterSize = selectTextSizeFromDimensionOrRatio(keyHeight, keyboard.mKeyLetterSize,
keyboard.mKeyLetterRatio, mKeyLetterSize);
if (ResourceUtils.isValidFraction(mKeyLabelRatio)) {
mKeyLabelSize = (int)(keyHeight * mKeyLabelRatio);
}
mKeyLargeLabelSize = (int)(keyHeight * mKeyLargeLabelRatio);
mKeyLargeLetterSize = (int)(keyHeight * mKeyLargeLetterRatio);
mKeyHintLetterSize = selectTextSizeFromKeyboardOrView(keyHeight,
keyboard.mKeyHintLetterRatio, mKeyHintLetterRatio);
mKeyShiftedLetterHintSize = selectTextSizeFromKeyboardOrView(keyHeight,
keyboard.mKeyShiftedLetterHintRatio, mKeyShiftedLetterHintRatio);
mKeyHintLabelSize = (int)(keyHeight * mKeyHintLabelRatio);
}
private static final int selectTextSizeFromDimensionOrRatio(final int keyHeight,
final int dimens, final float ratio, final int defaultDimens) {
if (ResourceUtils.isValidDimensionPixelSize(dimens)) {
return dimens;
}
if (ResourceUtils.isValidFraction(ratio)) {
return (int)(keyHeight * ratio);
}
return defaultDimens;
}
private static final int selectTextSizeFromKeyboardOrView(final int keyHeight,
final float ratioFromKeyboard, final float ratioFromView) {
final float ratio = ResourceUtils.isValidFraction(ratioFromKeyboard)
? ratioFromKeyboard : ratioFromView;
return (int)(keyHeight * ratio);
}
public void blendAlpha(final Paint paint) {
final int color = paint.getColor();
paint.setARGB((paint.getAlpha() * mAnimAlpha) / Constants.Color.ALPHA_OPAQUE,
Color.red(color), Color.green(color), Color.blue(color));
}
}

106
java/src/com/android/inputmethod/keyboard/internal/KeyPreviewDrawParams.java Normal file
View File

@ -0,0 +1,106 @@
/*
* Copyright (C) 2012 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.internal;
import android.content.res.TypedArray;
import android.graphics.Typeface;
import android.graphics.drawable.Drawable;
import com.android.inputmethod.keyboard.Keyboard;
import com.android.inputmethod.latin.R;
import com.android.inputmethod.latin.ResourceUtils;
public class KeyPreviewDrawParams {
// XML attributes.
public final Drawable mPreviewBackground;
public final Drawable mPreviewLeftBackground;
public final Drawable mPreviewRightBackground;
public final int mPreviewTextColor;
public final int mPreviewOffset;
public final int mPreviewHeight;
public final int mLingerTimeout;
private final float mPreviewTextRatio;
// The graphical geometry of the key preview.
// <-width->
// +-------+ ^
// | | |
// |preview| height (visible)
// | | |
// + + ^ v
// \ / |offset
// +-\ /-+ v
// | +-+ |
// |parent |
// | key|
// +-------+
// The background of a {@link TextView} being used for a key preview may have invisible
// paddings. To align the more keys keyboard panel's visible part with the visible part of
// the background, we need to record the width and height of key preview that don't include
// invisible paddings.
public int mPreviewVisibleWidth;
public int mPreviewVisibleHeight;
// The key preview may have an arbitrary offset and its background that may have a bottom
// padding. To align the more keys keyboard and the key preview we also need to record the
// offset between the top edge of parent key and the bottom of the visible part of key
// preview background.
public int mPreviewVisibleOffset;
public Typeface mKeyTypeface;
public int mPreviewTextSize;
public int mKeyLetterSize;
public final int[] mCoordinates = new int[2];
private static final int PREVIEW_ALPHA = 240;
public KeyPreviewDrawParams(final TypedArray keyboardViewAttr, final TypedArray keyAttr) {
mPreviewBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewBackground);
mPreviewLeftBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewLeftBackground);
mPreviewRightBackground = keyboardViewAttr.getDrawable(
R.styleable.KeyboardView_keyPreviewRightBackground);
setAlpha(mPreviewBackground, PREVIEW_ALPHA);
setAlpha(mPreviewLeftBackground, PREVIEW_ALPHA);
setAlpha(mPreviewRightBackground, PREVIEW_ALPHA);
mPreviewOffset = keyboardViewAttr.getDimensionPixelOffset(
R.styleable.KeyboardView_keyPreviewOffset, 0);
mPreviewHeight = keyboardViewAttr.getDimensionPixelSize(
R.styleable.KeyboardView_keyPreviewHeight, 80);
mLingerTimeout = keyboardViewAttr.getInt(
R.styleable.KeyboardView_keyPreviewLingerTimeout, 0);
mPreviewTextRatio = ResourceUtils.getFraction(keyAttr,
R.styleable.Keyboard_Key_keyPreviewTextRatio);
mPreviewTextColor = keyAttr.getColor(R.styleable.Keyboard_Key_keyPreviewTextColor, 0);
}
public void updateParams(final Keyboard keyboard, final KeyDrawParams keyDrawParams) {
final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
if (ResourceUtils.isValidFraction(mPreviewTextRatio)) {
mPreviewTextSize = (int)(keyHeight * mPreviewTextRatio);
}
mKeyLetterSize = keyDrawParams.mKeyLetterSize;
mKeyTypeface = keyDrawParams.mKeyTypeface;
}
private static void setAlpha(final Drawable drawable, final int alpha) {
if (drawable == null) return;
drawable.setAlpha(alpha);
}
}