下面列出了android.content.res.TypedArray#getFraction() 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
public float getKeyX(final TypedArray keyAttr) {
if (keyAttr == null || !keyAttr.hasValue(R.styleable.Keyboard_Key_keyXPos)) {
return mCurrentX;
}
final float keyXPos = keyAttr.getFraction(R.styleable.Keyboard_Key_keyXPos,
mParams.mBaseWidth, mParams.mBaseWidth, 0);
if (keyXPos >= 0) {
return keyXPos + mParams.mLeftPadding;
}
// If keyXPos is negative, the actual x-coordinate will be
// keyboardWidth + keyXPos.
// keyXPos shouldn't be less than mCurrentX because drawable area for this
// key starts at mCurrentX. Or, this key will overlaps the adjacent key on
// its left hand side.
final int keyboardRightEdge = mParams.mOccupiedWidth - mParams.mRightPadding;
return Math.max(keyXPos + keyboardRightEdge, mCurrentX);
}
public float getKeyX(final TypedArray keyAttr) {
if (keyAttr == null || !keyAttr.hasValue(R.styleable.Keyboard_Key_keyXPos)) {
return mCurrentX;
}
final float keyXPos = keyAttr.getFraction(R.styleable.Keyboard_Key_keyXPos,
mParams.mBaseWidth, mParams.mBaseWidth, 0);
if (keyXPos >= 0) {
return keyXPos + mParams.mLeftPadding;
}
// If keyXPos is negative, the actual x-coordinate will be
// keyboardWidth + keyXPos.
// keyXPos shouldn't be less than mCurrentX because drawable area for this
// key starts at mCurrentX. Or, this key will overlaps the adjacent key on
// its left hand side.
final int keyboardRightEdge = mParams.mOccupiedWidth - mParams.mRightPadding;
return Math.max(keyXPos + keyboardRightEdge, mCurrentX);
}
public float getKeyWidth(final TypedArray keyAttr, final float keyXPos) {
if (keyAttr == null) {
return getDefaultKeyWidth();
}
final int widthType = ResourceUtils.getEnumValue(keyAttr,
R.styleable.Keyboard_Key_keyWidth, KEYWIDTH_NOT_ENUM);
switch (widthType) {
case KEYWIDTH_FILL_RIGHT:
// If keyWidth is fillRight, the actual key width will be determined to fill
// out the area up to the right edge of the keyboard.
final int keyboardRightEdge = mParams.mOccupiedWidth - mParams.mRightPadding;
return keyboardRightEdge - keyXPos;
default: // KEYWIDTH_NOT_ENUM
return keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
mParams.mBaseWidth, mParams.mBaseWidth, getDefaultKeyWidth());
}
}
public float getKeyWidth(final TypedArray keyAttr, final float keyXPos) {
if (keyAttr == null) {
return getDefaultKeyWidth();
}
final int widthType = ResourceUtils.getEnumValue(keyAttr,
R.styleable.Keyboard_Key_keyWidth, KEYWIDTH_NOT_ENUM);
switch (widthType) {
case KEYWIDTH_FILL_RIGHT:
// If keyWidth is fillRight, the actual key width will be determined to fill
// out the area up to the right edge of the keyboard.
final int keyboardRightEdge = mParams.mOccupiedWidth - mParams.mRightPadding;
return keyboardRightEdge - keyXPos;
default: // KEYWIDTH_NOT_ENUM
return keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
mParams.mBaseWidth, mParams.mBaseWidth, getDefaultKeyWidth());
}
}
private void init(AttributeSet attrs) {
if (attrs != null) {
TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.FrameView);
frameColor = typedArray.getColor(R.styleable.FrameView_frame_color, Color.WHITE);
frameSize = typedArray.getFraction(R.styleable.FrameView_frame_size, 1, 1, 1f);
if (frameSize > 0.5) {
frameSize = 1f;
}
frameThickness = typedArray.getDimensionPixelSize(R.styleable.FrameView_frame_thickness, 1);
typedArray.recycle();
}
paint = new Paint();
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth(frameThickness);
paint.setColor(frameColor);
offset = frameThickness / 2f;
}
public float getKeyWidth(final TypedArray keyAttr, final float keyXPos) {
if (keyAttr == null) {
return getDefaultKeyWidth();
}
final int widthType = ResourceUtils.getEnumValue(keyAttr,
R.styleable.Keyboard_Key_keyWidth, KEYWIDTH_NOT_ENUM);
switch (widthType) {
case KEYWIDTH_FILL_RIGHT:
// If keyWidth is fillRight, the actual key width will be determined to fill
// out the area up to the right edge of the keyboard.
final int keyboardRightEdge = mParams.mOccupiedWidth - mParams.mRightPadding;
return keyboardRightEdge - keyXPos;
default: // KEYWIDTH_NOT_ENUM
return keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
mParams.mBaseWidth, mParams.mBaseWidth, getDefaultKeyWidth());
}
}
public static float getFraction(final TypedArray a, final int index, final float defValue) {
final TypedValue value = a.peekValue(index);
if (value == null || !isFractionValue(value)) {
return defValue;
}
return a.getFraction(index, 1, 1, defValue);
}
/**
* Parse and create key attributes. This constructor is used to parse Row tag.
*
* @param keyAttr an attributes array of Row tag.
* @param defaultKeyWidth a default key width.
* @param keyboardWidth the keyboard width that is required to calculate keyWidth attribute.
*/
public RowAttributes(final TypedArray keyAttr, final float defaultKeyWidth,
final int keyboardWidth) {
mDefaultKeyWidth = keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
keyboardWidth, keyboardWidth, defaultKeyWidth);
mDefaultKeyLabelFlags = keyAttr.getInt(R.styleable.Keyboard_Key_keyLabelFlags, 0);
mDefaultBackgroundType = keyAttr.getInt(R.styleable.Keyboard_Key_backgroundType,
Key.BACKGROUND_TYPE_NORMAL);
}
/**
* Parse and update key attributes using default attributes. This constructor is used
* to parse include tag.
*
* @param keyAttr an attributes array of include tag.
* @param defaultRowAttr default Row attributes.
* @param keyboardWidth the keyboard width that is required to calculate keyWidth attribute.
*/
public RowAttributes(final TypedArray keyAttr, final RowAttributes defaultRowAttr,
final int keyboardWidth) {
mDefaultKeyWidth = keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
keyboardWidth, keyboardWidth, defaultRowAttr.mDefaultKeyWidth);
mDefaultKeyLabelFlags = keyAttr.getInt(R.styleable.Keyboard_Key_keyLabelFlags, 0)
| defaultRowAttr.mDefaultKeyLabelFlags;
mDefaultBackgroundType = keyAttr.getInt(R.styleable.Keyboard_Key_backgroundType,
defaultRowAttr.mDefaultBackgroundType);
}
/**
* Parse and create key attributes. This constructor is used to parse Row tag.
*
* @param keyAttr an attributes array of Row tag.
* @param defaultKeyWidth a default key width.
* @param keyboardWidth the keyboard width that is required to calculate keyWidth attribute.
*/
public RowAttributes(final TypedArray keyAttr, final float defaultKeyWidth,
final int keyboardWidth) {
mDefaultKeyWidth = keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
keyboardWidth, keyboardWidth, defaultKeyWidth);
mDefaultKeyLabelFlags = keyAttr.getInt(R.styleable.Keyboard_Key_keyLabelFlags, 0);
mDefaultBackgroundType = keyAttr.getInt(R.styleable.Keyboard_Key_backgroundType,
Key.BACKGROUND_TYPE_NORMAL);
}
public ParallaxViewPager(Context context, AttributeSet attrs)
{
super(context, attrs);
mParallaxTransformer = new ParallaxTransformer();
TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ParallaxViewPager, 0,
0);
mMode = Mode.values()[a.getInt(R.styleable.ParallaxViewPager_mode, 0)];
setMode(mMode);
if (a.hasValue(R.styleable.ParallaxViewPager_right_shadow))
{
mRightShadow = a.getDrawable(R.styleable.ParallaxViewPager_right_shadow);
}
if (a.hasValue(R.styleable.ParallaxViewPager_left_shadow))
{
mLeftShadow = a.getDrawable(R.styleable.ParallaxViewPager_left_shadow);
}
mShadowWidth = a.getDimensionPixelSize(R.styleable.ParallaxViewPager_shadow_width, (int) dp2px(20, getContext()));
TypedValue tv = a.peekValue(R.styleable.ParallaxViewPager_outset);
if (tv != null)
{
if (tv.type == TypedValue.TYPE_FRACTION)
{
mOutsetFraction = a.getFraction(R.styleable.ParallaxViewPager_outset, 1, 1, 0);
setOutsetFraction(mOutsetFraction);
} else if (tv.type == TypedValue.TYPE_DIMENSION)
{
mOutset = (int) TypedValue.complexToDimension(tv.data, getResources().getDisplayMetrics());
setOutset(mOutset);
}
}
final int resID = a.getResourceId(R.styleable.ParallaxViewPager_interpolator, 0);
if (resID > 0)
{
setInterpolator(context, resID);
}
a.recycle();
}
/**
* Parse and create key attributes. This constructor is used to parse Row tag.
*
* @param keyAttr an attributes array of Row tag.
* @param defaultKeyWidth a default key width.
* @param keyboardWidth the keyboard width that is required to calculate keyWidth attribute.
*/
public RowAttributes(final TypedArray keyAttr, final float defaultKeyWidth,
final int keyboardWidth) {
mDefaultKeyWidth = keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
keyboardWidth, keyboardWidth, defaultKeyWidth);
mDefaultKeyLabelFlags = keyAttr.getInt(R.styleable.Keyboard_Key_keyLabelFlags, 0);
mDefaultBackgroundType = keyAttr.getInt(R.styleable.Keyboard_Key_backgroundType,
Key.BACKGROUND_TYPE_NORMAL);
}
/**
* Parse and update key attributes using default attributes. This constructor is used
* to parse include tag.
*
* @param keyAttr an attributes array of include tag.
* @param defaultRowAttr default Row attributes.
* @param keyboardWidth the keyboard width that is required to calculate keyWidth attribute.
*/
public RowAttributes(final TypedArray keyAttr, final RowAttributes defaultRowAttr,
final int keyboardWidth) {
mDefaultKeyWidth = keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
keyboardWidth, keyboardWidth, defaultRowAttr.mDefaultKeyWidth);
mDefaultKeyLabelFlags = keyAttr.getInt(R.styleable.Keyboard_Key_keyLabelFlags, 0)
| defaultRowAttr.mDefaultKeyLabelFlags;
mDefaultBackgroundType = keyAttr.getInt(R.styleable.Keyboard_Key_backgroundType,
defaultRowAttr.mDefaultBackgroundType);
}
public static float getDimensionOrFraction(final TypedArray a, final int index, final int base,
final float defValue) {
final TypedValue value = a.peekValue(index);
if (value == null) {
return defValue;
}
if (isFractionValue(value)) {
return a.getFraction(index, base, base, defValue);
} else if (isDimensionValue(value)) {
return a.getDimension(index, defValue);
}
return defValue;
}
public MainKeyboardView(final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
final DrawingPreviewPlacerView drawingPreviewPlacerView =
new DrawingPreviewPlacerView(context, attrs);
final TypedArray mainKeyboardViewAttr = context.obtainStyledAttributes(
attrs, R.styleable.MainKeyboardView, defStyle, R.style.MainKeyboardView);
final int ignoreAltCodeKeyTimeout = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_ignoreAltCodeKeyTimeout, 0);
mTimerHandler = new TimerHandler(this, ignoreAltCodeKeyTimeout);
final float keyHysteresisDistance = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistance, 0.0f);
final float keyHysteresisDistanceForSlidingModifier = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0.0f);
mKeyDetector = new KeyDetector(
keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier);
PointerTracker.init(mainKeyboardViewAttr, mTimerHandler, this /* DrawingProxy */);
final boolean hasDistinctMultitouch = context.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT);
mNonDistinctMultitouchHelper = hasDistinctMultitouch ? null
: new NonDistinctMultitouchHelper();
final int backgroundDimAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_backgroundDimAlpha, 0);
mBackgroundDimAlphaPaint.setColor(Color.BLACK);
mBackgroundDimAlphaPaint.setAlpha(backgroundDimAlpha);
mLanguageOnSpacebarTextRatio = mainKeyboardViewAttr.getFraction(
R.styleable.MainKeyboardView_languageOnSpacebarTextRatio, 1, 1, 1.0f);
mLanguageOnSpacebarTextColor = mainKeyboardViewAttr.getColor(
R.styleable.MainKeyboardView_languageOnSpacebarTextColor, 0);
mLanguageOnSpacebarFinalAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_languageOnSpacebarFinalAlpha,
Constants.Color.ALPHA_OPAQUE);
final int languageOnSpacebarFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_languageOnSpacebarFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeinAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeinAnimator, 0);
mKeyPreviewDrawParams = new KeyPreviewDrawParams(mainKeyboardViewAttr);
mKeyPreviewChoreographer = new KeyPreviewChoreographer(mKeyPreviewDrawParams);
final int moreKeysKeyboardLayoutId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_moreKeysKeyboardLayout, 0);
mConfigShowMoreKeysKeyboardAtTouchedPoint = mainKeyboardViewAttr.getBoolean(
R.styleable.MainKeyboardView_showMoreKeysKeyboardAtTouchedPoint, false);
mainKeyboardViewAttr.recycle();
mDrawingPreviewPlacerView = drawingPreviewPlacerView;
final LayoutInflater inflater = LayoutInflater.from(getContext());
mMoreKeysKeyboardContainer = inflater.inflate(moreKeysKeyboardLayoutId, null);
mLanguageOnSpacebarFadeoutAnimator = loadObjectAnimator(
languageOnSpacebarFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeoutAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeinAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeinAnimatorResId, this);
mKeyboardActionListener = KeyboardActionListener.EMPTY_LISTENER;
mLanguageOnSpacebarHorizontalMargin = (int)getResources().getDimension(
R.dimen.config_language_on_spacebar_horizontal_margin);
}
public MainKeyboardView(final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
final DrawingPreviewPlacerView drawingPreviewPlacerView =
new DrawingPreviewPlacerView(context, attrs);
final TypedArray mainKeyboardViewAttr = context.obtainStyledAttributes(
attrs, R.styleable.MainKeyboardView, defStyle, R.style.MainKeyboardView);
final int ignoreAltCodeKeyTimeout = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_ignoreAltCodeKeyTimeout, 0);
final int gestureRecognitionUpdateTime = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_gestureRecognitionUpdateTime, 0);
mTimerHandler = new TimerHandler(
this, ignoreAltCodeKeyTimeout, gestureRecognitionUpdateTime);
final float keyHysteresisDistance = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistance, 0.0f);
final float keyHysteresisDistanceForSlidingModifier = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0.0f);
mKeyDetector = new KeyDetector(
keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier);
PointerTracker.init(mainKeyboardViewAttr, mTimerHandler, this /* DrawingProxy */);
final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
final boolean forceNonDistinctMultitouch = prefs.getBoolean(
DebugSettings.PREF_FORCE_NON_DISTINCT_MULTITOUCH, false);
final boolean hasDistinctMultitouch = context.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT)
&& !forceNonDistinctMultitouch;
mNonDistinctMultitouchHelper = hasDistinctMultitouch ? null
: new NonDistinctMultitouchHelper();
final int backgroundDimAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_backgroundDimAlpha, 0);
mBackgroundDimAlphaPaint.setColor(Color.BLACK);
mBackgroundDimAlphaPaint.setAlpha(backgroundDimAlpha);
mLanguageOnSpacebarTextRatio = mainKeyboardViewAttr.getFraction(
R.styleable.MainKeyboardView_languageOnSpacebarTextRatio, 1, 1, 1.0f);
mLanguageOnSpacebarTextColor = mainKeyboardViewAttr.getColor(
R.styleable.MainKeyboardView_languageOnSpacebarTextColor, 0);
mLanguageOnSpacebarTextShadowRadius = mainKeyboardViewAttr.getFloat(
R.styleable.MainKeyboardView_languageOnSpacebarTextShadowRadius,
LANGUAGE_ON_SPACEBAR_TEXT_SHADOW_RADIUS_DISABLED);
mLanguageOnSpacebarTextShadowColor = mainKeyboardViewAttr.getColor(
R.styleable.MainKeyboardView_languageOnSpacebarTextShadowColor, 0);
mLanguageOnSpacebarFinalAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_languageOnSpacebarFinalAlpha,
Constants.Color.ALPHA_OPAQUE);
final int languageOnSpacebarFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_languageOnSpacebarFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeinAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeinAnimator, 0);
mKeyPreviewDrawParams = new KeyPreviewDrawParams(mainKeyboardViewAttr);
mKeyPreviewChoreographer = new KeyPreviewChoreographer(mKeyPreviewDrawParams);
final int moreKeysKeyboardLayoutId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_moreKeysKeyboardLayout, 0);
final int moreKeysKeyboardForActionLayoutId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_moreKeysKeyboardForActionLayout,
moreKeysKeyboardLayoutId);
mConfigShowMoreKeysKeyboardAtTouchedPoint = mainKeyboardViewAttr.getBoolean(
R.styleable.MainKeyboardView_showMoreKeysKeyboardAtTouchedPoint, false);
mGestureFloatingPreviewTextLingerTimeout = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_gestureFloatingPreviewTextLingerTimeout, 0);
mGestureFloatingTextDrawingPreview = new GestureFloatingTextDrawingPreview(
mainKeyboardViewAttr);
mGestureFloatingTextDrawingPreview.setDrawingView(drawingPreviewPlacerView);
mGestureTrailsDrawingPreview = new GestureTrailsDrawingPreview(mainKeyboardViewAttr);
mGestureTrailsDrawingPreview.setDrawingView(drawingPreviewPlacerView);
mSlidingKeyInputDrawingPreview = new SlidingKeyInputDrawingPreview(mainKeyboardViewAttr);
mSlidingKeyInputDrawingPreview.setDrawingView(drawingPreviewPlacerView);
mainKeyboardViewAttr.recycle();
mDrawingPreviewPlacerView = drawingPreviewPlacerView;
final LayoutInflater inflater = LayoutInflater.from(getContext());
mMoreKeysKeyboardContainer = inflater.inflate(moreKeysKeyboardLayoutId, null);
mMoreKeysKeyboardForActionContainer = inflater.inflate(
moreKeysKeyboardForActionLayoutId, null);
mLanguageOnSpacebarFadeoutAnimator = loadObjectAnimator(
languageOnSpacebarFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeoutAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeinAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeinAnimatorResId, this);
mKeyboardActionListener = KeyboardActionListener.EMPTY_LISTENER;
mLanguageOnSpacebarHorizontalMargin = (int)getResources().getDimension(
R.dimen.config_language_on_spacebar_horizontal_margin);
}
/**
* Constructor that is called when inflating a JoystickView from XML. This is called
* when a JoystickView is being constructed from an XML file, supplying attributes
* that were specified in the XML file.
* @param context The Context the JoystickView is running in, through which it can
* access the current theme, resources, etc.
* @param attrs The attributes of the XML tag that is inflating the JoystickView.
*/
public JoystickView(Context context, AttributeSet attrs) {
super(context, attrs);
TypedArray styledAttributes = context.getTheme().obtainStyledAttributes(
attrs,
R.styleable.JoystickView,
0, 0
);
int buttonColor;
int borderColor;
int backgroundColor;
int borderWidth;
Drawable buttonDrawable;
try {
buttonColor = styledAttributes.getColor(R.styleable.JoystickView_JV_buttonColor, DEFAULT_COLOR_BUTTON);
borderColor = styledAttributes.getColor(R.styleable.JoystickView_JV_borderColor, DEFAULT_COLOR_BORDER);
mBorderAlpha = styledAttributes.getInt(R.styleable.JoystickView_JV_borderAlpha, DEFAULT_ALPHA_BORDER);
backgroundColor = styledAttributes.getColor(R.styleable.JoystickView_JV_backgroundColor, DEFAULT_BACKGROUND_COLOR);
borderWidth = styledAttributes.getDimensionPixelSize(R.styleable.JoystickView_JV_borderWidth, DEFAULT_WIDTH_BORDER);
mFixedCenter = styledAttributes.getBoolean(R.styleable.JoystickView_JV_fixedCenter, DEFAULT_FIXED_CENTER);
mAutoReCenterButton = styledAttributes.getBoolean(R.styleable.JoystickView_JV_autoReCenterButton, DEFAULT_AUTO_RECENTER_BUTTON);
mButtonStickToBorder = styledAttributes.getBoolean(R.styleable.JoystickView_JV_buttonStickToBorder, DEFAULT_BUTTON_STICK_TO_BORDER);
buttonDrawable = styledAttributes.getDrawable(R.styleable.JoystickView_JV_buttonImage);
mEnabled = styledAttributes.getBoolean(R.styleable.JoystickView_JV_enabled, true);
mButtonSizeRatio = styledAttributes.getFraction(R.styleable.JoystickView_JV_buttonSizeRatio, 1, 1, 0.25f);
mBackgroundSizeRatio = styledAttributes.getFraction(R.styleable.JoystickView_JV_backgroundSizeRatio, 1, 1, 0.75f);
mButtonDirection = styledAttributes.getInteger(R.styleable.JoystickView_JV_buttonDirection, BUTTON_DIRECTION_BOTH);
} finally {
styledAttributes.recycle();
}
// Initialize the drawing according to attributes
mPaintCircleButton = new Paint();
mPaintCircleButton.setAntiAlias(true);
mPaintCircleButton.setColor(buttonColor);
mPaintCircleButton.setStyle(Paint.Style.FILL);
if (buttonDrawable != null) {
if (buttonDrawable instanceof BitmapDrawable) {
mButtonBitmap = ((BitmapDrawable) buttonDrawable).getBitmap();
mPaintBitmapButton = new Paint();
}
}
mPaintCircleBorder = new Paint();
mPaintCircleBorder.setAntiAlias(true);
mPaintCircleBorder.setColor(borderColor);
mPaintCircleBorder.setStyle(Paint.Style.STROKE);
mPaintCircleBorder.setStrokeWidth(borderWidth);
if (borderColor != Color.TRANSPARENT) {
mPaintCircleBorder.setAlpha(mBorderAlpha);
}
mPaintBackground = new Paint();
mPaintBackground.setAntiAlias(true);
mPaintBackground.setColor(backgroundColor);
mPaintBackground.setStyle(Paint.Style.FILL);
// Init Runnable for MultiLongPress
mRunnableMultipleLongPress = new Runnable() {
@Override
public void run() {
if (mOnMultipleLongPressListener != null)
mOnMultipleLongPressListener.onMultipleLongPress();
}
};
}
public MainKeyboardView(final Context context, final AttributeSet attrs, final int defStyle) {
super(context, attrs, defStyle);
final DrawingPreviewPlacerView drawingPreviewPlacerView =
new DrawingPreviewPlacerView(context, attrs);
final TypedArray mainKeyboardViewAttr = context.obtainStyledAttributes(
attrs, R.styleable.MainKeyboardView, defStyle, R.style.MainKeyboardView);
final int ignoreAltCodeKeyTimeout = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_ignoreAltCodeKeyTimeout, 0);
mTimerHandler = new TimerHandler(this, ignoreAltCodeKeyTimeout);
final float keyHysteresisDistance = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistance, 0.0f);
final float keyHysteresisDistanceForSlidingModifier = mainKeyboardViewAttr.getDimension(
R.styleable.MainKeyboardView_keyHysteresisDistanceForSlidingModifier, 0.0f);
mKeyDetector = new KeyDetector(
keyHysteresisDistance, keyHysteresisDistanceForSlidingModifier);
PointerTracker.init(mainKeyboardViewAttr, mTimerHandler, this /* DrawingProxy */);
final boolean hasDistinctMultitouch = context.getPackageManager()
.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT);
mNonDistinctMultitouchHelper = hasDistinctMultitouch ? null
: new NonDistinctMultitouchHelper();
final int backgroundDimAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_backgroundDimAlpha, 0);
mBackgroundDimAlphaPaint.setColor(Color.BLACK);
mBackgroundDimAlphaPaint.setAlpha(backgroundDimAlpha);
mLanguageOnSpacebarTextRatio = mainKeyboardViewAttr.getFraction(
R.styleable.MainKeyboardView_languageOnSpacebarTextRatio, 1, 1, 1.0f);
mLanguageOnSpacebarTextColor = mainKeyboardViewAttr.getColor(
R.styleable.MainKeyboardView_languageOnSpacebarTextColor, 0);
mLanguageOnSpacebarFinalAlpha = mainKeyboardViewAttr.getInt(
R.styleable.MainKeyboardView_languageOnSpacebarFinalAlpha,
Constants.Color.ALPHA_OPAQUE);
final int languageOnSpacebarFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_languageOnSpacebarFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeoutAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeoutAnimator, 0);
final int altCodeKeyWhileTypingFadeinAnimatorResId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_altCodeKeyWhileTypingFadeinAnimator, 0);
mKeyPreviewDrawParams = new KeyPreviewDrawParams(mainKeyboardViewAttr);
mKeyPreviewChoreographer = new KeyPreviewChoreographer(mKeyPreviewDrawParams);
final int moreKeysKeyboardLayoutId = mainKeyboardViewAttr.getResourceId(
R.styleable.MainKeyboardView_moreKeysKeyboardLayout, 0);
mConfigShowMoreKeysKeyboardAtTouchedPoint = mainKeyboardViewAttr.getBoolean(
R.styleable.MainKeyboardView_showMoreKeysKeyboardAtTouchedPoint, false);
mainKeyboardViewAttr.recycle();
mDrawingPreviewPlacerView = drawingPreviewPlacerView;
final LayoutInflater inflater = LayoutInflater.from(getContext());
mMoreKeysKeyboardContainer = inflater.inflate(moreKeysKeyboardLayoutId, null);
mLanguageOnSpacebarFadeoutAnimator = loadObjectAnimator(
languageOnSpacebarFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeoutAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeoutAnimatorResId, this);
mAltCodeKeyWhileTypingFadeinAnimator = loadObjectAnimator(
altCodeKeyWhileTypingFadeinAnimatorResId, this);
mKeyboardActionListener = KeyboardActionListener.EMPTY_LISTENER;
mLanguageOnSpacebarHorizontalMargin = (int)getResources().getDimension(
R.dimen.config_language_on_spacebar_horizontal_margin);
}
private void parseKeyboardAttributes(final XmlPullParser parser) {
final AttributeSet attr = Xml.asAttributeSet(parser);
final TypedArray keyboardAttr = mContext.obtainStyledAttributes(
attr, R.styleable.Keyboard, R.attr.keyboardStyle, R.style.Keyboard);
final TypedArray keyAttr = mResources.obtainAttributes(attr, R.styleable.Keyboard_Key);
try {
final KeyboardParams params = mParams;
final int height = params.mId.mHeight;
final int width = params.mId.mWidth;
params.mOccupiedHeight = height;
params.mOccupiedWidth = width;
params.mTopPadding = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_keyboardTopPadding, height, height, 0);
params.mBottomPadding = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_keyboardBottomPadding, height, height, 0);
params.mLeftPadding = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_keyboardLeftPadding, width, width, 0);
params.mRightPadding = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_keyboardRightPadding, width, width, 0);
final int baseWidth =
params.mOccupiedWidth - params.mLeftPadding - params.mRightPadding;
params.mBaseWidth = baseWidth;
params.mDefaultKeyWidth = (int)keyAttr.getFraction(R.styleable.Keyboard_Key_keyWidth,
baseWidth, baseWidth, baseWidth / DEFAULT_KEYBOARD_COLUMNS);
params.mHorizontalGap = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_horizontalGap, baseWidth, baseWidth, 0);
// TODO: Fix keyboard geometry calculation clearer. Historically vertical gap between
// rows are determined based on the entire keyboard height including top and bottom
// paddings.
params.mVerticalGap = (int)keyboardAttr.getFraction(
R.styleable.Keyboard_verticalGap, height, height, 0);
final int baseHeight = params.mOccupiedHeight - params.mTopPadding
- params.mBottomPadding + params.mVerticalGap;
params.mBaseHeight = baseHeight;
params.mDefaultRowHeight = (int)ResourceUtils.getDimensionOrFraction(keyboardAttr,
R.styleable.Keyboard_rowHeight, baseHeight, baseHeight / DEFAULT_KEYBOARD_ROWS);
params.mKeyVisualAttributes = KeyVisualAttributes.newInstance(keyAttr);
params.mMoreKeysTemplate = keyboardAttr.getResourceId(
R.styleable.Keyboard_moreKeysTemplate, 0);
params.mMaxMoreKeysKeyboardColumn = keyAttr.getInt(
R.styleable.Keyboard_Key_maxMoreKeysColumn, 5);
params.mThemeId = keyboardAttr.getInt(R.styleable.Keyboard_themeId, 0);
params.mIconsSet.loadIcons(keyboardAttr);
params.mTextsSet.setLocale(params.mId.getLocale(), mContext);
final int resourceId = keyboardAttr.getResourceId(
R.styleable.Keyboard_touchPositionCorrectionData, 0);
if (resourceId != 0) {
final String[] data = mResources.getStringArray(resourceId);
params.mTouchPositionCorrection.load(data);
}
} finally {
keyAttr.recycle();
keyboardAttr.recycle();
}
}
private void parseAttr(@Nullable AttributeSet attributeSet) {
if (attributeSet != null) {
TypedArray a = getContext().getTheme().obtainStyledAttributes(attributeSet,
R.styleable.RulerView,
0,
0);
try { //Parse params
if (a.hasValue(R.styleable.RulerView_ruler_text_color)) {
mTextColor = a.getColor(R.styleable.RulerView_ruler_text_color, Color.WHITE);
}
if (a.hasValue(R.styleable.RulerView_ruler_text_size)) {
mTextSize = a.getDimensionPixelSize(R.styleable.RulerView_ruler_text_size, 14);
}
if (a.hasValue(R.styleable.RulerView_indicator_color)) {
mIndicatorColor = a.getColor(R.styleable.RulerView_indicator_color, Color.WHITE);
}
if (a.hasValue(R.styleable.RulerView_indicator_width)) {
mIndicatorWidthPx = a.getDimensionPixelSize(R.styleable.RulerView_indicator_width,
4);
}
if (a.hasValue(R.styleable.RulerView_indicator_interval)) {
mIndicatorInterval = a.getDimensionPixelSize(R.styleable.RulerView_indicator_interval,
4);
}
if (a.hasValue(R.styleable.RulerView_long_height_height_ratio)) {
mLongIndicatorHeightRatio = a.getFraction(R.styleable.RulerView_long_height_height_ratio,
1, 1, 0.6f);
}
if (a.hasValue(R.styleable.RulerView_short_height_height_ratio)) {
mShortIndicatorHeightRatio = a.getFraction(R.styleable.RulerView_short_height_height_ratio,
1, 1, 0.4f);
}
setIndicatorHeight(mLongIndicatorHeightRatio, mShortIndicatorHeightRatio);
if (a.hasValue(R.styleable.RulerView_min_value)) {
mMinValue = a.getInteger(R.styleable.RulerView_min_value, 0);
}
if (a.hasValue(R.styleable.RulerView_max_value)) {
mMaxValue = a.getInteger(R.styleable.RulerView_max_value, 100);
}
setValueRange(mMinValue, mMaxValue);
} finally {
a.recycle();
}
}
refreshPaint();
}