android.content.res.TypedArray#getDimensionPixelSize()源码实例Demo

下面列出了android.content.res.TypedArray#getDimensionPixelSize() 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。

源代码1 项目： FlowHelper 文件： BaseAction.java

public void configAttrs(TypedArray ta) {
    mTabWidth = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_width, -1);
    mTabHeight = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_height, -1);
    int color = ta.getColor(R.styleable.TabFlowLayout_tab_color, Color.RED);
    mPaint.setColor(color);
    mType = ta.getInteger(R.styleable.TabFlowLayout_tab_type, -1);
    mMarginLeft = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_margin_l, 0);
    mMarginTop = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_margin_t, 0);
    mMarginRight = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_margin_r, 0);
    mMarginBottom = ta.getDimensionPixelSize(R.styleable.TabFlowLayout_tab_margin_b, 0);
    mAnimTime = ta.getInteger(R.styleable.TabFlowLayout_tab_click_animTime, 300);
    mIsAutoScale = ta.getBoolean(R.styleable.TabFlowLayout_tab_item_autoScale, false);
    mScaleFactor = ta.getFloat(R.styleable.TabFlowLayout_tab_scale_factor, 1);
    mTabOrientation = ta.getInteger(R.styleable.TabFlowLayout_tab_orientation,FlowConstants.HORIZONTATAL);
    mActionOrientation = ta.getInteger(R.styleable.TabFlowLayout_tab_action_orientaion,-1);
}

源代码2 项目： CountDownView 文件： CountDownView.java

private void init(@Nullable AttributeSet attrs) {
    textPaint.setColor(Color.BLACK);

    int textSize;
    int startDuration;
    int textAppearanceRef;
    TypedArray ta = getContext().obtainStyledAttributes(attrs, R.styleable.CountDownView);
    startDuration = ta.getInt(R.styleable.CountDownView_startDuration, 0);
    textSize = ta.getDimensionPixelSize(R.styleable.CountDownView_android_textSize, (int) dpToPx(12, getResources()));
    textAppearanceRef = ta.getResourceId(R.styleable.CountDownView_android_textAppearance, 0);
    ta.recycle();

    textPaint.setTextSize(textSize);
    if (textAppearanceRef != 0) {
        textAppearanceSpan = new TextAppearanceSpan(getContext(), textAppearanceRef);
        textPaint.setTextSize(textAppearanceSpan.getTextSize());
    }
    setStartDuration(startDuration);
}

源代码3 项目： Bangumi-Android 文件： AutofitRecyclerView.java

private void init(Context context, AttributeSet attrs) {
    if (attrs != null) {
        int[] attrsArray = {
                android.R.attr.columnWidth
        };
        TypedArray array = context.obtainStyledAttributes(
                attrs, attrsArray);
        columnWidth = array.getDimensionPixelSize(0, -1);
        array.recycle();
    }

    manager = new GridLayoutManager(getContext(), 1);
    setLayoutManager(manager);
}

源代码4 项目： screenstandby 文件： FlowLayout.java

private void readStyleParameters(Context context, AttributeSet attributeSet) {
    TypedArray a = context.obtainStyledAttributes(attributeSet, R.styleable.FlowLayout);
    try {
        horizontalSpacing = a.getDimensionPixelSize(R.styleable.FlowLayout_horizontalSpacing, 0);
        verticalSpacing = a.getDimensionPixelSize(R.styleable.FlowLayout_verticalSpacing, 0);
        orientation = a.getInteger(R.styleable.FlowLayout_orientation, HORIZONTAL);
        debugDraw = a.getBoolean(R.styleable.FlowLayout_debugDraw, false);
    } finally {
        a.recycle();
    }
}

源代码5 项目： NetworkStateView 文件： NetworkStateView.java

public NetworkStateView(@NonNull Context context, @Nullable AttributeSet attrs, @AttrRes int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.NetworkStateView, defStyleAttr, R.style.NetworkStateView_Style);

    mLoadingViewId = typedArray.getResourceId(R.styleable.NetworkStateView_loadingView, R.layout.view_loading);

    mErrorViewId = typedArray.getResourceId(R.styleable.NetworkStateView_errorView, R.layout.view_network_error);
    mErrorImageId = typedArray.getResourceId(R.styleable.NetworkStateView_nsvErrorImage, NO_ID);
    mErrorText = typedArray.getString(R.styleable.NetworkStateView_nsvErrorText);

    mNoNetworkViewId = typedArray.getResourceId(R.styleable.NetworkStateView_noNetworkView, R.layout.view_no_network);
    mNoNetworkImageId = typedArray.getResourceId(R.styleable.NetworkStateView_nsvNoNetworkImage, NO_ID);
    mNoNetworkText = typedArray.getString(R.styleable.NetworkStateView_nsvNoNetworkText);

    mEmptyViewId = typedArray.getResourceId(R.styleable.NetworkStateView_emptyView, R.layout.view_empty);
    mEmptyImageId = typedArray.getResourceId(R.styleable.NetworkStateView_nsvEmptyImage, NO_ID);
    mEmptyText = typedArray.getString(R.styleable.NetworkStateView_nsvEmptyText);

    mRefreshViewId = typedArray.getResourceId(R.styleable.NetworkStateView_nsvRefreshImage, NO_ID);

    mTextColor = typedArray.getColor(R.styleable.NetworkStateView_nsvTextColor, 0x8a000000);
    mTextSize = typedArray.getDimensionPixelSize(R.styleable.NetworkStateView_nsvTextSize, UIUtils.dp2px(14));

    typedArray.recycle();

    mInflater = LayoutInflater.from(context);
    params = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
    setBackgroundColor(UIUtils.getColor(R.color.white));
}

源代码6 项目： Klyph 文件： IcsLinearLayout.java

public IcsLinearLayout(Context context, int themeAttr) {
    super(context);

    TypedArray a = context.obtainStyledAttributes(null, LL, themeAttr, 0);
    setDividerDrawable(a.getDrawable(IcsLinearLayout.LL_DIVIDER));
    mDividerPadding = a.getDimensionPixelSize(LL_DIVIDER_PADDING, 0);
    mShowDividers = a.getInteger(LL_SHOW_DIVIDER, SHOW_DIVIDER_NONE);
    a.recycle();
}

源代码7 项目： WanAndroid 文件： ShapeImageView.java

private void init(Context context, AttributeSet attrs){
    TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.ShapeImageView);
    mFormat = typedArray.getInt(R.styleable.ShapeImageView_format, 1);
    mRadius = typedArray.getDimensionPixelSize(R.styleable.ShapeImageView_radius, 0);
    mCorners = typedArray.getDimensionPixelSize(R.styleable.ShapeImageView_corners, 0);
    typedArray.recycle();
    mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
}

源代码8 项目： mollyim-android 文件： EmojiTextView.java

public EmojiTextView(Context context, AttributeSet attrs, int defStyleAttr) {
  super(context, attrs, defStyleAttr);

  TypedArray a = context.getTheme().obtainStyledAttributes(attrs, R.styleable.EmojiTextView, 0, 0);
  scaleEmojis = a.getBoolean(R.styleable.EmojiTextView_scaleEmojis, false);
  maxLength   = a.getInteger(R.styleable.EmojiTextView_emoji_maxLength, -1);
  forceCustom = a.getBoolean(R.styleable.EmojiTextView_emoji_forceCustom, false);
  a.recycle();

  a = context.obtainStyledAttributes(attrs, new int[]{android.R.attr.textSize});
  originalFontSize = a.getDimensionPixelSize(0, 0);
  a.recycle();
}

源代码9 项目： Protein 文件： BadgedFourThreeImageView.java

public BadgedFourThreeImageView(Context context, AttributeSet attrs) {
    super(context, attrs);
    badge = new GifBadge(context);
    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.BadgedFourThreeImageView, 0, 0);
    badgeGravity = a.getInt(R.styleable.BadgedFourThreeImageView_badgeGravity, Gravity.END | Gravity
            .BOTTOM);
    badgePadding = a.getDimensionPixelSize(R.styleable.BadgedFourThreeImageView_badgePadding, 0);
    a.recycle();

}

源代码10 项目： BlunoAccessoryShieldDemo 文件： OpacityBar.java

private void init(AttributeSet attrs, int defStyle) {
	final TypedArray a = getContext().obtainStyledAttributes(attrs,
			R.styleable.ColorBars, defStyle, 0);
	final Resources b = getContext().getResources();

	mBarThickness = a.getDimensionPixelSize(
			R.styleable.ColorBars_bar_thickness,
			b.getDimensionPixelSize(R.dimen.bar_thickness));
	mBarLength = a.getDimensionPixelSize(R.styleable.ColorBars_bar_length,
			b.getDimensionPixelSize(R.dimen.bar_length));
	mPreferredBarLength = mBarLength;
	mBarPointerRadius = a.getDimensionPixelSize(
			R.styleable.ColorBars_bar_pointer_radius,
			b.getDimensionPixelSize(R.dimen.bar_pointer_radius));
	mBarPointerHaloRadius = a.getDimensionPixelSize(
			R.styleable.ColorBars_bar_pointer_halo_radius,
			b.getDimensionPixelSize(R.dimen.bar_pointer_halo_radius));

	a.recycle();

	mBarPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
	mBarPaint.setShader(shader);

	mBarPointerPosition = mBarLength + mBarPointerHaloRadius;

	mBarPointerHaloPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
	mBarPointerHaloPaint.setColor(Color.BLACK);
	mBarPointerHaloPaint.setAlpha(0x50);

	mBarPointerPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
	mBarPointerPaint.setColor(0xff81ff00);

	mPosToOpacFactor = 0xFF / ((float) mBarLength);
	mOpacToPosFactor = ((float) mBarLength) / 0xFF;
}

源代码11 项目： KlyphMessenger 文件： AttrUtil.java

public static int getPixelDimension(Context context, int attr)
{
	TypedArray ta = context.obtainStyledAttributes(new int[] { attr });
	int dimension = ta.getDimensionPixelSize(0, 0);
	ta.recycle();
	
	return dimension;
}

源代码12 项目： imsdk-android 文件： SwipeBackLayout.java

public SwipeBackLayout(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs);
    mDragHelper = ViewDragHelper.create(this, new ViewDragCallback());

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SwipeBackLayout, defStyle,
            R.style.SwipeBackLayout);

    int edgeSize = a.getDimensionPixelSize(R.styleable.SwipeBackLayout_edge_size, -1);
    if (edgeSize > 0)
        setEdgeSize(edgeSize);
    int mode = EDGE_FLAGS[a.getInt(R.styleable.SwipeBackLayout_edge_flag, 0)];
    setEdgeTrackingEnabled(mode);

    int shadowLeft = a.getResourceId(R.styleable.SwipeBackLayout_shadow_left,
            R.drawable.atom_ui_shadow_left);
    int shadowRight = a.getResourceId(R.styleable.SwipeBackLayout_shadow_right,
            R.drawable.atom_ui_shadow_right);
    int shadowBottom = a.getResourceId(R.styleable.SwipeBackLayout_shadow_bottom,
            R.drawable.atom_ui_shadow_bottom);
    setShadow(shadowLeft, EDGE_LEFT);
    setShadow(shadowRight, EDGE_RIGHT);
    setShadow(shadowBottom, EDGE_BOTTOM);
    a.recycle();
    final float density = getResources().getDisplayMetrics().density;
    final float minVel = MIN_FLING_VELOCITY * density;
    mDragHelper.setMinVelocity(minVel);
    mDragHelper.setMaxVelocity(minVel * 2f);
}

源代码13 项目： AndroidBase 文件： SelectorInjection.java

public SelectorInjection(Context context, AttributeSet attrs) {
    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SelectorInjection);

    isSmart = a.getBoolean(R.styleable.SelectorInjection_isSmart, true);

    normal = a.getDrawable(R.styleable.SelectorInjection_normalDrawable);
    pressed = a.getDrawable(R.styleable.SelectorInjection_pressedDrawable);
    checked = a.getDrawable(R.styleable.SelectorInjection_checkedDrawable);

    normalColor = getColor(a, R.styleable.SelectorInjection_normalColor);
    pressedColor = getColor(a, R.styleable.SelectorInjection_pressedColor);
    checkedColor = getColor(a, R.styleable.SelectorInjection_checkedColor);

    normalStrokeColor = getColor(a, R.styleable.SelectorInjection_normalStrokeColor);
    normalStrokeWidth = a.getDimensionPixelSize(R.styleable.SelectorInjection_normalStrokeWidth, DEFAULT_STROKE_WIDTH);

    pressedStrokeColor = getColor(a, R.styleable.SelectorInjection_pressedStrokeColor);
    pressedStrokeWidth = a.getDimensionPixelOffset(R.styleable.SelectorInjection_pressedStrokeWidth, DEFAULT_STROKE_WIDTH);

    checkedStrokeColor = getColor(a, R.styleable.SelectorInjection_checkedStrokeColor);
    checkedStrokeWidth = a.getDimensionPixelSize(R.styleable.SelectorInjection_checkedStrokeWidth, DEFAULT_STROKE_WIDTH);

    isSrc = a.getBoolean(R.styleable.SelectorInjection_isSrc, false);

    showRipple = a.getBoolean(R.styleable.SelectorInjection_showRipple, true);
    a.recycle();
}

源代码14 项目： AndroidPullMenu 文件： DefaultHeaderTransformer.java

protected int getActionBarSize(Context context) {
    int[] attrs = {android.R.attr.actionBarSize};
    TypedArray values = context.getTheme().obtainStyledAttributes(attrs);
    try {
        return values.getDimensionPixelSize(0, 0);
    } finally {
        values.recycle();
    }
}

源代码15 项目： GankLock 文件： ColorfulCircleView.java

public ColorfulCircleView(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.ColorfulCircleView,
        defStyleAttr, 0);
    mText = a.getString(R.styleable.ColorfulCircleView_ccv_text);
    mTextColor = a.getColor(R.styleable.ColorfulCircleView_ccv_text_color, Color.WHITE);
    mTextSize = a.getDimensionPixelSize(R.styleable.ColorfulCircleView_ccv_text_size,
        (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_SP, mTextSize,
            getResources().getDisplayMetrics()));
    mCircleColor = a.getColor(R.styleable.ColorfulCircleView_ccv_background_color, Color.BLUE);
    mIcon = BitmapFactory.decodeResource(getResources(),
        a.getResourceId(R.styleable.ColorfulCircleView_ccv_icon, 0));
    mPadding = a.getDimensionPixelSize(R.styleable.ColorfulCircleView_ccv_padding,
        (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, mPadding,
            getResources().getDisplayMetrics()));
    mAutoCapital = a.getBoolean(R.styleable.ColorfulCircleView_ccv_auto_capital, true);
    mRandomBg = a.getBoolean(R.styleable.ColorfulCircleView_ccv_random_color_bg, true);
    a.recycle();

    mCirclePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mCirclePaint.setColor(mCircleColor);
    mTextPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mTextPaint.setColor(mTextColor);
    mTextPaint.setTextSize(mTextSize);
    mIconPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mFontMetrics = mTextPaint.getFontMetrics();
    if (mRandomBg) {
        mColors = new int[] { R.color.green, R.color.red, R.color.orange,
            R.color.md_blue_grey_300, R.color.md_amber_300, R.color.md_lime_A700,
            R.color.md_teal_A700, R.color.md_light_blue_A700 };
        mCirclePaint.setColor(mColors[new Random().nextInt(5)]);
    }
}

源代码16 项目： LineBreakLayout 文件： LineBreakLayout.java

public LineBreakLayout(Context context, AttributeSet attrs, int defStyleAttr) {
	super(context, attrs, defStyleAttr);
	TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.LineBreakLayout);
	LEFT_RIGHT_SPACE = ta.getDimensionPixelSize(R.styleable.LineBreakLayout_leftAndRightSpace, 10);
	ROW_SPACE = ta.getDimensionPixelSize(R.styleable.LineBreakLayout_rowSpace, 10);
	ta.recycle(); //回收
	// ROW_SPACE=20   LEFT_RIGHT_SPACE=40
	Log.v(TAG, "ROW_SPACE="+ROW_SPACE+"   LEFT_RIGHT_SPACE="+LEFT_RIGHT_SPACE);
}

源代码17 项目： holoaccent 文件： AccentSwitch.java

/**
 * Construct a new Switch with a default style determined by the given theme
 * attribute, overriding specific style attributes as requested.
 * 
 * @param context
 *            The Context that will determine this widget's theming.
 * @param attrs
 *            Specification of attributes that should deviate from the
 *            default styling.
 * @param defStyle
 *            An attribute ID within the active theme containing a reference
 *            to the default style for this widget. e.g.
 *            android.R.attr.switchStyle.
 */
public AccentSwitch(Context context, AttributeSet attrs, int defStyle) {
	super(context, attrs, defStyle);

	mTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG);
	Resources res = getResources();
	mTextPaint.density = res.getDisplayMetrics().density;

	// mTextPaint.setCompatibilityScaling(res.getCompatibilityInfo().applicationScale);

	TypedArray a = context.obtainStyledAttributes(attrs,
			R.styleable.AccentSwitch, defStyle, 0);

	mThumbDrawable = a.getDrawable(R.styleable.AccentSwitch_android_thumb);
	if (mThumbDrawable == null)
		mThumbDrawable = getDefaultThumbDrawable();
	
	mTrackDrawable = a.getDrawable(R.styleable.AccentSwitch_android_track);
	if (mTrackDrawable == null)
		mTrackDrawable = getDefaultTrackDrawable();
	
	mTextOn = a.getText(R.styleable.AccentSwitch_android_textOn);
	if (mTextOn == null)
		mTextOn = getDefaultOnString();
	
	mTextOff = a.getText(R.styleable.AccentSwitch_android_textOff);
	if (mTextOff == null)
		mTextOff = getDefaultOffString();
	
	DisplayMetrics metrics = getResources().getDisplayMetrics();
	
	mThumbTextPadding = a.getDimensionPixelSize(
			R.styleable.AccentSwitch_android_thumbTextPadding, 
			(int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 12, metrics));
	mSwitchMinWidth = a.getDimensionPixelSize(
			R.styleable.AccentSwitch_android_switchMinWidth, 
			(int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 96, metrics));
	mSwitchPadding = a.getDimensionPixelSize(
			R.styleable.AccentSwitch_android_switchPadding, 
			(int)TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 16, metrics));

	int appearance = a.getResourceId(
			R.styleable.AccentSwitch_android_switchTextAppearance, R.style.TextAppearance_HoloAccent_Switch);
	if (appearance != 0) {
		setSwitchTextAppearance(context, appearance);
	}
	a.recycle();

	ViewConfiguration config = ViewConfiguration.get(context);
	mTouchSlop = config.getScaledTouchSlop();
	mMinFlingVelocity = config.getScaledMinimumFlingVelocity();

	// Refresh display with current params
	refreshDrawableState();
	setChecked(isChecked());

	// to work this switch has to have an OnClickListener
	this.setOnClickListener(new View.OnClickListener() {

		@Override
		public void onClick(View v) {
			// do nothing
		}
	});
}

源代码18 项目： DoraemonKit 文件： DkDropDownMenu.java

public DkDropDownMenu(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    setOrientation(VERTICAL);

    //为DkDropDownMenu添加自定义属性
    int menuBackgroundColor = 0xffffffff;
    int underlineColor = 0xffcccccc;
    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DkDropDownMenu);
    underlineColor = a.getColor(R.styleable.DkDropDownMenu_dk_ddunderlineColor, underlineColor);
    dividerColor = a.getColor(R.styleable.DkDropDownMenu_dk_dddividerColor, dividerColor);
    textSelectedColor = a.getColor(R.styleable.DkDropDownMenu_dk_ddtextSelectedColor,
            textSelectedColor);
    textUnselectedColor = a.getColor(R.styleable.DkDropDownMenu_dk_ddtextUnselectedColor,
            textUnselectedColor);
    menuBackgroundColor = a.getColor(R.styleable.DkDropDownMenu_dk_ddmenuBackgroundColor,
            menuBackgroundColor);
    maskColor = a.getColor(R.styleable.DkDropDownMenu_dk_ddmaskColor, maskColor);
    menuTextSize = a.getDimensionPixelSize(R.styleable.DkDropDownMenu_dk_ddmenuTextSize,
            menuTextSize);
    dividerHeight = a.getDimensionPixelSize(R.styleable.DkDropDownMenu_dk_dddividerHeight, ViewGroup.LayoutParams.MATCH_PARENT);
    menuSelectedIcon = a.getResourceId(R.styleable.DkDropDownMenu_dk_ddmenuSelectedIcon,
            menuSelectedIcon);
    menuUnselectedIcon = a.getResourceId(R.styleable.DkDropDownMenu_dk_ddmenuUnselectedIcon,
            menuUnselectedIcon);
    iconOrientation = a.getInt(R.styleable.DkDropDownMenu_dk_ddmenuIconOrientation, iconOrientation);
    a.recycle();
    //初始化位置参数
    mOrientation = new Orientation(getContext());
    mOrientation.init(iconOrientation, menuSelectedIcon, menuUnselectedIcon);

    //初始化tabMenuView并添加到tabMenuView
    tabMenuView = new LinearLayout(context);
    LayoutParams params = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup
            .LayoutParams.WRAP_CONTENT);
    tabMenuView.setOrientation(HORIZONTAL);
    tabMenuView.setBackgroundColor(menuBackgroundColor);
    tabMenuView.setLayoutParams(params);
    addView(tabMenuView, 0);

    //为tabMenuView添加下划线
    View underLine = new View(getContext());
    underLine.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
            dpTpPx(1.0f)));
    underLine.setBackgroundColor(underlineColor);
    addView(underLine, 1);

    //初始化containerView并将其添加到DkDropDownMenu
    containerView = new FrameLayout(context);
    containerView.setLayoutParams(new FrameLayout.LayoutParams(FrameLayout.LayoutParams
            .MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT));
    addView(containerView, 2);


}

源代码19 项目： GpCollapsingToolbar 文件： GpCollapsingToolbar.java

@SuppressLint("PrivateResource")
public GpCollapsingToolbar(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    ThemeUtils.checkAppCompatTheme(context);

    mCollapsingTextHelper = new CollapsingTextHelper(this);
    mCollapsingTextHelper.setTextSizeInterpolator(AnimationUtils.DECELERATE_INTERPOLATOR);

    TypedArray a = context.obtainStyledAttributes(attrs,
            R.styleable.GpCollapsingToolbarLayout, defStyleAttr,
            R.style.Widget_Design_CollapsingToolbar);

    mCollapsingTextHelper.setExpandedTextGravity(
            a.getInt(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleGravity,
            GravityCompat.START | Gravity.BOTTOM));

    mCollapsingTextHelper.setCollapsedTextGravity(
            a.getInt(R.styleable.GpCollapsingToolbarLayout_gp_collapsedTitleGravity,
                    GravityCompat.START | Gravity.CENTER_VERTICAL));

    mExpandedMarginStart = mExpandedMarginTop = mExpandedMarginEnd = mExpandedMarginBottom =
            a.getDimensionPixelSize(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMargin, 0);

    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginStart)) {
        mExpandedMarginStart = a.getDimensionPixelSize(
                R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginStart, 0);
    }
    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginEnd)) {
        mExpandedMarginEnd = a.getDimensionPixelSize(
                R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginEnd, 0);
    }
    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginTop)) {
        mExpandedMarginTop = a.getDimensionPixelSize(
                R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginTop, 0);
    }
    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginBottom)) {
        mExpandedMarginBottom = a.getDimensionPixelSize(
                R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleMarginBottom, 0);
    }

    mCollapsingTitleEnabled = a.getBoolean(R.styleable.GpCollapsingToolbarLayout_gp_titleEnabled, true);
    mGooglePlayBehaviour = a.getBoolean(R.styleable.GpCollapsingToolbarLayout_gp_marketStyledBehaviour, false);
    setTitle(a.getText(R.styleable.GpCollapsingToolbarLayout_gp_title));

    // First load the default text appearances
    mCollapsingTextHelper.setExpandedTextAppearance(R.style.TextAppearance_Design_CollapsingToolbar_Expanded);
    mCollapsingTextHelper.setCollapsedTextAppearance(R.style.TextAppearance_AppCompat_Widget_ActionBar_Title);

    // Now overlay any custom text appearances
    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleTextAppearance)) {
        mCollapsingTextHelper.setExpandedTextAppearance(
                a.getResourceId(R.styleable.GpCollapsingToolbarLayout_gp_expandedTitleTextAppearance, 0));
    }
    if (a.hasValue(R.styleable.GpCollapsingToolbarLayout_gp_collapsedTitleTextAppearance)) {
        mCollapsingTextHelper.setCollapsedTextAppearance(
                a.getResourceId(R.styleable.GpCollapsingToolbarLayout_gp_collapsedTitleTextAppearance, 0));
    }

    mScrimVisibleHeightTrigger = a.getDimensionPixelSize(
            R.styleable.GpCollapsingToolbarLayout_gp_scrimVisibleHeightTrigger, 0);

    mScrimAnimationDuration = a.getInt(
            R.styleable.GpCollapsingToolbarLayout_gp_scrimAnimationDuration,
            DEFAULT_SCRIM_ANIMATION_DURATION);

    setContentScrim(a.getDrawable(R.styleable.GpCollapsingToolbarLayout_gp_contentScrim));
    setStatusBarScrim(a.getDrawable(R.styleable.GpCollapsingToolbarLayout_gp_statusBarScrim));

    mToolbarId = a.getResourceId(R.styleable.GpCollapsingToolbarLayout_gp_toolbarId, -1);

    a.recycle();

    setWillNotDraw(false);

    ViewCompat.setOnApplyWindowInsetsListener(this,
            new android.support.v4.view.OnApplyWindowInsetsListener() {
                @Override
                public WindowInsetsCompat onApplyWindowInsets(View v, WindowInsetsCompat insets) {
                    return setWindowInsets(insets);
                }
            });
}

源代码20 项目： AnimatedPullToRefresh-master 文件： AnimatedPullToRefreshLayout.java

public AnimatedPullToRefreshLayout(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
    setWillNotDraw(false);

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.AnimatedPullToRefreshLayout);
    if (a != null) {
        String headerText = a.getString(R.styleable.AnimatedPullToRefreshLayout_headerText);
        int headerTextSize = a.getDimensionPixelSize(R.styleable.AnimatedPullToRefreshLayout_headerTextSize, (int) getResources().getDimension(R.dimen.headerTextSize));
        int headerTextColor = a.getColor(R.styleable.AnimatedPullToRefreshLayout_headerTextColor, getColor(android.R.color.darker_gray));
        int headerBackgroundColor = a.getColor(R.styleable.AnimatedPullToRefreshLayout_headerBackgroundColor, getColor(android.R.color.transparent));
        HeaderAnimSpeed headerAnimSpeed = HeaderAnimSpeed.fromId(a.getInt(R.styleable.AnimatedPullToRefreshLayout_animationSpeed, HeaderAnimSpeed.FAST.getSpeed()));
        HeaderTextAnim headerTextAnim = HeaderTextAnim.fromId(a.getInt(R.styleable.AnimatedPullToRefreshLayout_headerTextAnimation, HeaderTextAnim.ROTATE_CW.getAnimType()));
        HeaderLoopAnim headerLoopAnim = HeaderLoopAnim.fromId(a.getInt(R.styleable.AnimatedPullToRefreshLayout_headerLoopAnimation, HeaderLoopAnim.ZOOM.getAnimType()));
        int headerTextAnimIteration = a.getInt(R.styleable.AnimatedPullToRefreshLayout_headerTextAnimIteration, HeaderTextAnim.ROTATE_CW.getAnimType());
        int headerLoopAnimIteration = a.getInt(R.styleable.AnimatedPullToRefreshLayout_headerLoopAnimIteration, HeaderLoopAnim.ZOOM.getAnimType());
        boolean isColorAnimEnabled = a.getBoolean(R.styleable.AnimatedPullToRefreshLayout_headerTextColorAnimationEnabled, true);
        Typeface mTitleTypeface = null;
        //Font
        if (a.hasValue(R.styleable.AnimatedPullToRefreshLayout_headerTextFontFamily)) {
            int fontId = a.getResourceId(R.styleable.AnimatedPullToRefreshLayout_headerTextFontFamily, -1);
            if (fontId != -1)
                mTitleTypeface = ResourcesCompat.getFont(context, fontId);
        }

        a.recycle();

        if (isInEditMode())
            return;

        // adding header layout : important
        headerView = new CharacterAnimatorHeaderView(getContext());
        headerView.setHeaderText(headerText);
        headerView.setHeaderTextSize(headerTextSize);
        headerView.setHeaderTextColor(headerTextColor);
        headerView.setHeaderBackgroundColor(headerBackgroundColor);
        headerView.setHeaderTextAnim(headerTextAnim);
        headerView.setHeaderLoopAnim(headerLoopAnim);
        headerView.setHeaderTextAnimIteration(headerTextAnimIteration);
        headerView.setHeaderLoopAnimIteration(headerLoopAnimIteration);
        headerView.setColorAnimEnable(isColorAnimEnabled);
        headerView.setAnimationSpeed(headerAnimSpeed);
        headerView.setHeaderTextTypeface(mTitleTypeface);

        setHeaderView(headerView);
    }

}