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Gray out "alt-code-while-typing" key icon while typing 

Bug: 6128215
Change-Id: Ie9c13d9d38aad6e92cc465e22f3ef20c80e0a36a
main
Tadashi G. Takaoka 2012-03-14 14:46:22 +09:00
parent 02e70cf999
commit 73a46bfeb7
8 changed files with 182 additions and 24 deletions
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26
java/res/anim/alt_code_key_while_typing_fadein.xml Normal file
View File

@ -0,0 +1,26 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 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.
*/
-->
<animator
xmlns:android="http://schemas.android.com/apk/res/android"
android:valueType="intType"
android:duration="100"
android:valueFrom="128"
android:valueTo="255" />

26
java/res/anim/alt_code_key_while_typing_fadeout.xml Normal file
View File

@ -0,0 +1,26 @@
<?xml version="1.0" encoding="utf-8"?>
<!--
/*
**
** Copyright 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.
*/
-->
<animator
xmlns:android="http://schemas.android.com/apk/res/android"
android:valueType="intType"
android:duration="400"
android:valueFrom="255"
android:valueTo="128" />

5
java/res/values/attrs.xml
View File

@ -134,6 +134,9 @@
<attr name="spacebarTextShadowColor" format="color" />
<!-- Fadeout animator for spacebar language label. -->
<attr name="languageOnSpacebarFadeoutAnimator" format="reference" />
<!-- Fadeout and fadein animator for altCodeWhileTyping keys. -->
<attr name="altCodeKeyWhileTypingFadeoutAnimator" format="reference" />
<attr name="altCodeKeyWhileTypingFadeinAnimator" format="reference" />
<!-- Key detection hysteresis distance. -->
<attr name="keyHysteresisDistance" format="dimension" />
<!-- Touch noise threshold time in millisecond -->
@ -153,7 +156,7 @@
<!-- Long press timeout of space key in millisecond. -->
<attr name="longPressSpaceKeyTimeout" format="integer" />
<!-- Ignore special key timeout while typing in millisecond. -->
<attr name="ignoreSpecialKeyTimeout" format="integer" />
<attr name="ignoreAltCodeKeyTimeout" format="integer" />
<!-- More keys keyboard will shown at touched point. -->
<attr name="showMoreKeysKeyboardAtTouchedPoint" format="boolean" />
</declare-styleable>

2
java/res/values/config.xml
View File

@ -65,7 +65,7 @@
<!-- Long pressing space will invoke IME switcher if > 0, never invoke IME switcher if == 0 -->
<integer name="config_long_press_space_key_timeout">
@integer/config_long_press_key_timeout</integer>
<integer name="config_ignore_special_key_timeout">700</integer>
<integer name="config_ignore_alt_code_key_timeout">700</integer>
<!-- Showing more keys keyboard, just above the touched point if true, aligned to the key if
false -->
<bool name="config_show_more_keys_keyboard_at_touched_point">false</bool>

4
java/res/values/styles.xml
View File

@ -76,9 +76,11 @@
<item name="longPressKeyTimeout">@integer/config_long_press_key_timeout</item>
<item name="longPressShiftKeyTimeout">@integer/config_long_press_shift_key_timeout</item>
<item name="longPressSpaceKeyTimeout">@integer/config_long_press_space_key_timeout</item>
<item name="ignoreSpecialKeyTimeout">@integer/config_ignore_special_key_timeout</item>
<item name="ignoreAltCodeKeyTimeout">@integer/config_ignore_alt_code_key_timeout</item>
<item name="showMoreKeysKeyboardAtTouchedPoint">@bool/config_show_more_keys_keyboard_at_touched_point</item>
<item name="languageOnSpacebarFadeoutAnimator">@anim/language_on_spacebar_fadeout</item>
<item name="altCodeKeyWhileTypingFadeoutAnimator">@anim/alt_code_key_while_typing_fadeout</item>
<item name="altCodeKeyWhileTypingFadeinAnimator">@anim/alt_code_key_while_typing_fadein</item>
</style>
<style
name="LatinKeyboardView"

17
java/src/com/android/inputmethod/keyboard/KeyboardView.java
View File

@ -95,6 +95,8 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
// The maximum key label width in the proportion to the key width.
private static final float MAX_LABEL_RATIO = 0.90f;
private final static int ALPHA_OPAQUE = 255;
// Main keyboard
private Keyboard mKeyboard;
private final KeyDrawParams mKeyDrawParams;
@ -201,6 +203,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
public int mKeyHintLetterSize;
public int mKeyShiftedLetterHintSize;
public int mKeyHintLabelSize;
public int mAnimAlpha;
public KeyDrawParams(TypedArray a) {
mKeyBackground = a.getDrawable(R.styleable.KeyboardView_keyBackground);
@ -256,6 +259,12 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
mKeyShiftedLetterHintSize = (int)(keyHeight * mKeyShiftedLetterHintRatio);
mKeyHintLabelSize = (int)(keyHeight * mKeyHintLabelRatio);
}
public void brendAlpha(Paint paint) {
final int color = paint.getColor();
paint.setARGB((paint.getAlpha() * mAnimAlpha) / ALPHA_OPAQUE,
Color.red(color), Color.green(color), Color.blue(color));
}
}
/* package */ static class KeyPreviewDrawParams {
@ -343,7 +352,6 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
mPaint.setAntiAlias(true);
mPaint.setTextAlign(Align.CENTER);
mPaint.setAlpha(255);
}
// Read fraction value in TypedArray as float.
@ -492,6 +500,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
final int keyDrawY = key.mY + getPaddingTop();
canvas.translate(keyDrawX, keyDrawY);
params.mAnimAlpha = ALPHA_OPAQUE;
if (!key.isSpacer()) {
onDrawKeyBackground(key, canvas, params);
}
@ -535,6 +544,9 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
// Draw key label.
final Drawable icon = key.getIcon(mKeyboard.mIconsSet);
if (icon != null) {
icon.setAlpha(params.mAnimAlpha);
}
float positionX = centerX;
if (key.mLabel != null) {
final String label = key.mLabel;
@ -589,6 +601,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
// Make label invisible
paint.setColor(Color.TRANSPARENT);
}
params.brendAlpha(paint);
canvas.drawText(label, 0, label.length(), positionX, baseline, paint);
// Turn off drop shadow and reset x-scale.
paint.setShadowLayer(0, 0, 0, 0);
@ -633,6 +646,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
hintSize = params.mKeyHintLetterSize;
}
paint.setColor(hintColor);
params.brendAlpha(paint);
paint.setTextSize(hintSize);
final float hintX, hintY;
if (key.hasHintLabel()) {
@ -701,6 +715,7 @@ public class KeyboardView extends View implements PointerTracker.DrawingProxy {
paint.setTextSize(params.mKeyHintLetterSize);
paint.setColor(params.mKeyHintLabelColor);
params.brendAlpha(paint);
paint.setTextAlign(Align.CENTER);
final float hintX = keyWidth - params.mKeyHintLetterPadding
- getCharWidth(KEY_LABEL_REFERENCE_CHAR, paint) / 2;

112
java/src/com/android/inputmethod/keyboard/LatinKeyboardView.java
View File

@ -98,6 +98,11 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
private final Drawable mAutoCorrectionSpacebarLedIcon;
private static final int SPACE_LED_LENGTH_PERCENT = 80;
// Stuff to draw altCodeWhileTyping keys.
private ValueAnimator mAltCodeKeyWhileTypingFadeoutAnimator;
private ValueAnimator mAltCodeKeyWhileTypingFadeinAnimator;
private int mAltCodeKeyWhileTypingAnimAlpha;
// More keys keyboard
private PopupWindow mMoreKeysWindow;
private MoreKeysPanel mMoreKeysPanel;
@ -122,7 +127,7 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
private static final int MSG_REPEAT_KEY = 1;
private static final int MSG_LONGPRESS_KEY = 2;
private static final int MSG_DOUBLE_TAP = 3;
private static final int MSG_KEY_TYPED = 4;
private static final int MSG_TYPING_STATE_EXPIRED = 4;
private final KeyTimerParams mParams;
private boolean mInKeyRepeat;
@ -148,6 +153,18 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
KeyboardSwitcher.getInstance().onLongPressTimeout(msg.arg1);
}
break;
case MSG_TYPING_STATE_EXPIRED:
final ValueAnimator fadeout = keyboardView.mAltCodeKeyWhileTypingFadeoutAnimator;
if (fadeout != null && fadeout.isStarted()) {
fadeout.cancel();
}
// TODO: Start the fade in animation with an initial value that is the same as the
// final value when the above fade out animation gets cancelled.
final ValueAnimator fadein = keyboardView.mAltCodeKeyWhileTypingFadeinAnimator;
if (fadein != null && !fadein.isStarted()) {
fadein.start();
}
break;
}
}
@ -222,14 +239,30 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
}
@Override
public void startKeyTypedTimer() {
removeMessages(MSG_KEY_TYPED);
sendMessageDelayed(obtainMessage(MSG_KEY_TYPED), mParams.mIgnoreSpecialKeyTimeout);
public void startTypingStateTimer() {
final boolean isTyping = isTypingState();
removeMessages(MSG_TYPING_STATE_EXPIRED);
sendMessageDelayed(
obtainMessage(MSG_TYPING_STATE_EXPIRED), mParams.mIgnoreAltCodeKeyTimeout);
final LatinKeyboardView keyboardView = getOuterInstance();
if (isTyping) {
return;
}
final ValueAnimator fadein = keyboardView.mAltCodeKeyWhileTypingFadeinAnimator;
if (fadein != null && fadein.isStarted()) {
fadein.cancel();
}
// TODO: Start the fade out animation with an initial value that is the same as the
// final value when the above fade in animation gets cancelled.
final ValueAnimator fadeout = keyboardView.mAltCodeKeyWhileTypingFadeoutAnimator;
if (fadeout != null && !fadeout.isStarted()) {
fadeout.start();
}
}
@Override
public boolean isTyping() {
return hasMessages(MSG_KEY_TYPED);
public boolean isTypingState() {
return hasMessages(MSG_TYPING_STATE_EXPIRED);
}
@Override
@ -288,7 +321,7 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
public final int mLongPressKeyTimeout;
public final int mLongPressShiftKeyTimeout;
public final int mLongPressSpaceKeyTimeout;
public final int mIgnoreSpecialKeyTimeout;
public final int mIgnoreAltCodeKeyTimeout;
KeyTimerParams() {
mKeyRepeatStartTimeout = 0;
@ -296,7 +329,7 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
mLongPressKeyTimeout = 0;
mLongPressShiftKeyTimeout = 0;
mLongPressSpaceKeyTimeout = 0;
mIgnoreSpecialKeyTimeout = 0;
mIgnoreAltCodeKeyTimeout = 0;
}
public KeyTimerParams(TypedArray latinKeyboardViewAttr) {
@ -310,8 +343,8 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
R.styleable.LatinKeyboardView_longPressShiftKeyTimeout, 0);
mLongPressSpaceKeyTimeout = latinKeyboardViewAttr.getInt(
R.styleable.LatinKeyboardView_longPressSpaceKeyTimeout, 0);
mIgnoreSpecialKeyTimeout = latinKeyboardViewAttr.getInt(
R.styleable.LatinKeyboardView_ignoreSpecialKeyTimeout, 0);
mIgnoreAltCodeKeyTimeout = latinKeyboardViewAttr.getInt(
R.styleable.LatinKeyboardView_ignoreAltCodeKeyTimeout, 0);
}
}
@ -342,6 +375,10 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
R.styleable.LatinKeyboardView_spacebarTextShadowColor, 0);
final int languageOnSpacebarFadeoutAnimatorResId = a.getResourceId(
R.styleable.LatinKeyboardView_languageOnSpacebarFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeoutAnimatorResId = a.getResourceId(
R.styleable.LatinKeyboardView_altCodeKeyWhileTypingFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeinAnimatorResId = a.getResourceId(
R.styleable.LatinKeyboardView_altCodeKeyWhileTypingFadeinAnimator, 0);
final KeyTimerParams keyTimerParams = new KeyTimerParams(a);
mPointerTrackerParams = new PointerTrackerParams(a);
@ -357,7 +394,7 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
PointerTracker.setParameters(mPointerTrackerParams);
ValueAnimator animator = loadValueAnimator(context, languageOnSpacebarFadeoutAnimatorResId);
final ValueAnimator animator = loadValueAnimator(languageOnSpacebarFadeoutAnimatorResId);
if (animator != null) {
animator.addUpdateListener(new AnimatorUpdateListener() {
@Override
@ -377,11 +414,47 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
animator.end();
}
mLanguageOnSpacebarFadeoutAnimator = animator;
final ValueAnimator fadeout = loadValueAnimator(altCodeKeyWhileTypingFadeoutAnimatorResId);
if (fadeout != null) {
fadeout.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mAltCodeKeyWhileTypingAnimAlpha = (Integer)animation.getAnimatedValue();
updateAltCodeKeyWhileTyping();
}
});
fadeout.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator a) {
final ValueAnimator valueAnimator = (ValueAnimator)a;
}
});
}
mAltCodeKeyWhileTypingFadeoutAnimator = fadeout;
final ValueAnimator fadein = loadValueAnimator(altCodeKeyWhileTypingFadeinAnimatorResId);
if (fadein != null) {
fadein.addUpdateListener(new AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
mAltCodeKeyWhileTypingAnimAlpha = (Integer)animation.getAnimatedValue();
updateAltCodeKeyWhileTyping();
}
});
fadein.addListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator a) {
final ValueAnimator valueAnimator = (ValueAnimator)a;
}
});
}
mAltCodeKeyWhileTypingFadeinAnimator = fadein;
}
private static ValueAnimator loadValueAnimator(Context context, int resId) {
private ValueAnimator loadValueAnimator(int resId) {
if (resId == 0) return null;
return (ValueAnimator)AnimatorInflater.loadAnimator(context, resId);
return (ValueAnimator)AnimatorInflater.loadAnimator(getContext(), resId);
}
public void setKeyboardActionListener(KeyboardActionListener listener) {
@ -437,6 +510,8 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
final int keyHeight = keyboard.mMostCommonKeyHeight - keyboard.mVerticalGap;
mSpacebarTextSize = keyHeight * mSpacebarTextRatio;
mSpacebarLocale = keyboard.mId.mLocale;
mSpacebarTextAlpha = ALPHA_OPAQUE;
mAltCodeKeyWhileTypingAnimAlpha = ALPHA_OPAQUE;
}
/**
@ -797,6 +872,14 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
invalidateKey(shortcutKey);
}
private void updateAltCodeKeyWhileTyping() {
final Keyboard keyboard = getKeyboard();
if (keyboard == null) return;
for (final Key key : keyboard.mAltCodeKeysWhileTyping) {
invalidateKey(key);
}
}
public void startDisplayLanguageOnSpacebar(boolean subtypeChanged,
boolean needsToDisplayLanguage) {
final ValueAnimator animator = mLanguageOnSpacebarFadeoutAnimator;
@ -825,6 +908,9 @@ public class LatinKeyboardView extends KeyboardView implements PointerTracker.Ke
@Override
protected void onDrawKeyTopVisuals(Key key, Canvas canvas, Paint paint, KeyDrawParams params) {
if (key.altCodeWhileTyping()) {
params.mAnimAlpha = mAltCodeKeyWhileTypingAnimAlpha;
}
if (key.mCode == Keyboard.CODE_SPACE) {
drawSpacebar(key, canvas, paint);

14
java/src/com/android/inputmethod/keyboard/PointerTracker.java
View File

@ -68,8 +68,8 @@ public class PointerTracker {
}
public interface TimerProxy {
public void startKeyTypedTimer();
public boolean isTyping();
public void startTypingStateTimer();
public boolean isTypingState();
public void startKeyRepeatTimer(PointerTracker tracker);
public void startLongPressTimer(PointerTracker tracker);
public void startLongPressTimer(int code);
@ -81,9 +81,9 @@ public class PointerTracker {
public static class Adapter implements TimerProxy {
@Override
public void startKeyTypedTimer() {}
public void startTypingStateTimer() {}
@Override
public boolean isTyping() { return false; }
public boolean isTypingState() { return false; }
@Override
public void startKeyRepeatTimer(PointerTracker tracker) {}
@Override
@ -251,7 +251,7 @@ public class PointerTracker {
// primaryCode is different from {@link Key#mCode}.
private void callListenerOnCodeInput(Key key, int primaryCode, int x, int y) {
final boolean ignoreModifierKey = mIgnoreModifierKey && key.isModifier();
final boolean alterCode = key.altCodeWhileTyping() && mTimerProxy.isTyping();
final boolean alterCode = key.altCodeWhileTyping() && mTimerProxy.isTypingState();
final int code = alterCode ? key.mAltCode : primaryCode;
if (DEBUG_LISTENER) {
Log.d(TAG, "onCodeInput: " + Keyboard.printableCode(code) + " text=" + key.mOutputText
@ -269,7 +269,7 @@ public class PointerTracker {
mListener.onCodeInput(code, x, y);
}
if (!key.altCodeWhileTyping() && !key.isModifier()) {
mTimerProxy.startKeyTypedTimer();
mTimerProxy.startTypingStateTimer();
}
}
}
@ -368,7 +368,7 @@ public class PointerTracker {
}
}
if (key.altCodeWhileTyping() && mTimerProxy.isTyping()) {
if (key.altCodeWhileTyping() && mTimerProxy.isTypingState()) {
final int altCode = key.mAltCode;
final Key altKey = mKeyboard.getKey(altCode);
if (altKey != null) {