Java Paint.LINEAR_TEXT_FLAG属性代码示例

private void setupPaint() {
    progressBarPaint = new Paint();
    progressBarPaint.setColor((change < 100) ? barNegativeColor : barPositiveColor);

    barBorderPaint = new Paint();
    barBorderPaint.setColor(barBorderColor);
    barBorderPaint.setStrokeWidth(barBorderThickness);
    if (shadowEnabled) {
        setLayerType(LAYER_TYPE_SOFTWARE, barBorderPaint);
        barBorderPaint.setShadowLayer(6, 2, 2, Color.parseColor("#424242"));
    }

    whitePaint = new Paint();
    whitePaint.setColor(Color.WHITE);

    textPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    textPaint.setColor(textColor);
    textPaint.setTypeface(Typeface.create("sans-serif-condensed", Typeface.ITALIC));
    textPaint.setTextSize(UiUtils.dpToPx(14));
    textPaint.setStyle(Paint.Style.FILL);

    markerLinePaint = new Paint();
    markerLinePaint.setColor(markerLineColor);
    markerLinePaint.setStrokeWidth(UiUtils.dpToPx(2));

    Rect rect = new Rect();
    textPaint.getTextBounds("23 Mar", 0, 6, rect);
    estimatedTextWidth = rect.width();
    estimatedTextHeight = UiUtils.dpToPx(rect.height());

    extraDateHeight = estimatedTextHeight + UiUtils.dpToPx(8);
}
 

/** Constructing a bitmap with the given text written in it.*/
public static Bitmap getInitialsBitmap(int backGroundColor, int textColor, String initials){

    int size = BDefines.ImageProperties.INITIALS_IMAGE_SIZE;
    float textSize = BDefines.ImageProperties.INITIALS_TEXT_SIZE;

    int textSpace = size/2;

    // Create bitmap and canvas to draw to
    Bitmap b = Bitmap.createBitmap(size, size, Bitmap.Config.RGB_565);
    Canvas c= new Canvas(b);

    // Draw background
    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG
            | Paint.LINEAR_TEXT_FLAG);
    paint.setStyle(Paint.Style.FILL);
    paint.setColor(backGroundColor);
    c.drawPaint(paint);

    // Draw text
    c.save();

    Bitmap textBitmap = textAsBitmap(initials, textSize, textColor);

    c.drawBitmap(textAsBitmap(initials, textSize, textColor), textSpace - textBitmap.getWidth()/2, textSpace - textBitmap.getHeight()/2, null);

    c.restore();

    return b;
}
 

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

    imageTargets = new ArrayList<>();
    bitmapList = new SparseArray<>();
    smallPicShaders = new SparseArray<>();
    bigPicShaders = new SparseArray<>();

    currentShader = null;

    offset = getResources().getDimensionPixelOffset(R.dimen.rank_default_radial_offset);

    mTextPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    mTextPaint.setColor(ContextCompat.getColor(getContext(), R.color.br_white));
    mTextPaint.setTextAlign(Paint.Align.CENTER);
    mTextPaint.setTextSize(getResources().getDimension(R.dimen.rank_default_text_size));

    mCirclePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mCirclePaint.setColor(ContextCompat.getColor(getContext(), R.color.br_light_grey));

    mCircleBorderPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mCircleBorderPaint.setColor(ContextCompat.getColor(getContext(), R.color.br_white));
    mCircleBorderPaint.setStyle(Paint.Style.STROKE);
    mCircleBorderPaint.setStrokeWidth(getResources().getDimensionPixelSize(R.dimen.rank_default_border_width));

    // Setting defaults, 4 circles can be overridden by API
    mCircleCount = 4;
    mCurrentRank = 0;
    mRankList = new ArrayList<>();
    mBounds = new Rect();
}
 

private void init() {
    mColorWheelRectangle = new RectF();
    circleStrokeWidth = DensityUtil.dip2px(getContext(), 10);

    mTextSize = DensityUtil.dip2px(getContext(), 40);
    mColorWheelPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mColorWheelPaint.setColor(mWheelColor);
    mColorWheelPaint.setStyle(Paint.Style.STROKE);
    mColorWheelPaint.setStrokeWidth(circleStrokeWidth);

    mDefaultWheelPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mDefaultWheelPaint.setColor(mWheelColorDefault);
    mDefaultWheelPaint.setStyle(Paint.Style.STROKE);
    mDefaultWheelPaint.setStrokeWidth(circleStrokeWidth);
    textPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    textPaint.setColor(textColor);
    textPaint.setStyle(Style.FILL_AND_STROKE);
    textPaint.setTextAlign(Align.LEFT);
    textPaint.setTextSize(mTextSize);

    mText = 0;
    mSweepAngle = 0;

    anim = new myProgressBarAnimation();
    anim.setDuration(mAnimDuration);


}
 

/**
 * Share Button Click.
 * get hadith text and create bitmap with hadith text and share it.
 */
private void onShareButtonClicked(String subject, String body) {
    // check if app grant write external storage permission.
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
        // check permission for marshmellow.
        if (ContextCompat.checkSelfPermission(getActivity(), Manifest.permission.WRITE_EXTERNAL_STORAGE)
                != PackageManager.PERMISSION_GRANTED) {
            // Camera permission has not been granted.
            // Camera permission has not been granted yet. Request it directly.
            requestPermissions(new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, 1);
            return;
        }
    }
    // create image from hadith and try share it
    Resources resources = getResources();
    // Create background bitmap
    Bitmap backgroundBitmap = BitmapFactory.decodeResource(resources, R.drawable.backgroundtile);
    Bitmap.Config config = backgroundBitmap.getConfig();
    if (config == null) {
        config = Bitmap.Config.ARGB_8888;
    }

    int width = 600 + (body.length() / 512) * 50;//backgroundBitmap.getWidth();

    // Create logo bitmap
    Bitmap logoBitmap = BitmapFactory.decodeResource(resources, R.mipmap.ic_launcher);
    logoBitmap = Bitmap.createScaledBitmap(logoBitmap, 128, 128, false);
    logoBitmap = logoBitmap.copy(config, false);
    int padding = 15;

    // Initiate text paint objects
    TextPaint titleTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    titleTextPaint.setStyle(Paint.Style.FILL);
    titleTextPaint.setTextSize(28);
    titleTextPaint.setColor(Color.rgb(64, 0, 0));
    titleTextPaint.setTypeface(Typeface.createFromAsset(getActivity().getAssets(), "fonts/simple.otf"));
    StaticLayout titleStaticLayout = new StaticLayout("منظم المسلم" + "\n" + subject, titleTextPaint, width - 3 * padding - logoBitmap.getWidth(), Layout.Alignment.ALIGN_NORMAL, 1.4f, 0.1f, false);
    TextPaint matnTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    matnTextPaint.setStyle(Paint.Style.FILL);
    matnTextPaint.setTextSize(30);
    matnTextPaint.setColor(Color.BLACK);
    matnTextPaint.setTypeface(Typeface.createFromAsset(getActivity().getAssets(), "fonts/simple.otf"));
    StaticLayout matnStaticLayout = new StaticLayout(body + "\n", matnTextPaint, width - 2 * padding, Layout.Alignment.ALIGN_CENTER, 1.4f, 0.1f, false);
    int height = padding + Math.max(titleStaticLayout.getHeight(), logoBitmap.getHeight()) + padding + matnStaticLayout.getHeight() + padding;

    Bitmap bitmap = backgroundBitmap.copy(config, true);
    bitmap = Bitmap.createScaledBitmap(bitmap, width, height, false);

    // create canvas and draw text on image.
    Canvas canvas = new Canvas(bitmap);
    canvas.save();
    tileBitmap(canvas, backgroundBitmap);
    canvas.drawBitmap(logoBitmap, width - padding - logoBitmap.getWidth(), padding, null);
    canvas.translate(padding, 2 * padding);
    titleStaticLayout.draw(canvas);
    canvas.translate(0, padding + logoBitmap.getHeight());
    matnStaticLayout.draw(canvas);
    canvas.restore();

    // share bitmap.
    shareImage(bitmap);
}
 

public WheelPicker(Context context, AttributeSet attrs) {
    super(context, attrs);
    adapter = new Adapter();

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.WheelPicker);

    mItemTextSize = a.getDimensionPixelSize(R.styleable.WheelPicker_scroll_item_text_size,
            getResources().getDimensionPixelSize(R.dimen.WheelItemTextSize));
    mVisibleItemCount = a.getInt(R.styleable.WheelPicker_scroll_visible_item_count, 7);
    selectedItemPosition = a.getInt(R.styleable.WheelPicker_scroll_selected_item_position, 0);
    textMaxWidthPosition = a.getInt(R.styleable.WheelPicker_scroll_maximum_width_text_position, -1);
    maxWidthText = a.getString(R.styleable.WheelPicker_scroll_maximum_width_text);
    mSelectedItemTextColor = a.getColor(R.styleable.WheelPicker_scroll_selected_item_text_color, -1);
    mItemTextColor = a.getColor(R.styleable.WheelPicker_scroll_item_text_color, 0xFF424242);
    backgroundColor = a.getColor(R.styleable.WheelPicker_scroll_background_color, 0xFFF5F5F5);
    backgroundOfSelectedItem = a.getColor(R.styleable.WheelPicker_scroll_selected_item_background, 0xFFFFFFFF);
    mItemSpace = a.getDimensionPixelSize(R.styleable.WheelPicker_scroll_item_space,
            getResources().getDimensionPixelSize(R.dimen.WheelItemSpace));
    hasIndicator = a.getBoolean(R.styleable.WheelPicker_scroll_indicator, false);
    mIndicatorColor = a.getColor(R.styleable.WheelPicker_scroll_indicator_color, 0xFFDDDDDD);
    mIndicatorSize = a.getDimensionPixelSize(R.styleable.WheelPicker_scroll_indicator_size,
            getResources().getDimensionPixelSize(R.dimen.WheelIndicatorSize));
    hasAtmospheric = a.getBoolean(R.styleable.WheelPicker_scroll_atmospheric, false);
    mItemAlign = a.getInt(R.styleable.WheelPicker_scroll_item_align, ALIGN_CENTER);
    a.recycle();

    updateVisibleItemCount();

    paint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG | Paint.LINEAR_TEXT_FLAG);
    paintBackground = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG );
    paint.setTextSize(mItemTextSize);

    updateItemTextAlign();

    computeTextSize();

    scroller = new Scroller(getContext());


    ViewConfiguration conf = ViewConfiguration.get(getContext());
    minimumVelocity = conf.getScaledMinimumFlingVelocity();
    maximumVelocity = conf.getScaledMaximumFlingVelocity();
    touchSlop = conf.getScaledTouchSlop();
    rectDrawn = new Rect();

    rectIndicatorHead = new Rect();
    rectIndicatorFoot = new Rect();

    rectCurrentItem = new Rect();
}
 

public WheelPicker_New(Context context, AttributeSet attrs) {
    super(context, attrs);

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.WheelPicker);
    int idData = a.getResourceId(R.styleable.WheelPicker_wheel_data, 0);
    mData = Arrays.asList(getResources()
            .getStringArray(idData == 0 ? R.array.WheelArrayDefault : idData));
    mItemTextSize = a.getDimensionPixelSize(R.styleable.WheelPicker_wheel_item_text_size,
            getResources().getDimensionPixelSize(R.dimen.WheelItemTextSize));
    mVisibleItemCount = a.getInt(R.styleable.WheelPicker_wheel_visible_item_count, 7);
    mSelectedItemPosition = a.getInt(R.styleable.WheelPicker_wheel_selected_item_position, 0);
    hasSameWidth = a.getBoolean(R.styleable.WheelPicker_wheel_same_width, false);
    mTextMaxWidthPosition =
            a.getInt(R.styleable.WheelPicker_wheel_maximum_width_text_position, -1);
    mMaxWidthText = a.getString(R.styleable.WheelPicker_wheel_maximum_width_text);
    mSelectedItemTextColor = a.getColor
            (R.styleable.WheelPicker_wheel_selected_item_text_color, -1);
    mItemTextColor = a.getColor(R.styleable.WheelPicker_wheel_item_text_color, 0xFF888888);
    mItemSpace = a.getDimensionPixelSize(R.styleable.WheelPicker_wheel_item_space,
            getResources().getDimensionPixelSize(R.dimen.WheelItemSpace));
    isCyclic = a.getBoolean(R.styleable.WheelPicker_wheel_cyclic, false);
    hasIndicator = a.getBoolean(R.styleable.WheelPicker_wheel_indicator, false);
    mIndicatorColor = a.getColor(R.styleable.WheelPicker_wheel_indicator_color, 0xFFEE3333);
    mIndicatorSize = a.getDimensionPixelSize(R.styleable.WheelPicker_wheel_indicator_size,
            getResources().getDimensionPixelSize(R.dimen.WheelIndicatorSize));
    hasCurtain = a.getBoolean(R.styleable.WheelPicker_wheel_curtain, false);
    mCurtainColor = a.getColor(R.styleable.WheelPicker_wheel_curtain_color, 0x88FFFFFF);
    hasAtmospheric = a.getBoolean(R.styleable.WheelPicker_wheel_atmospheric, false);
    isCurved = a.getBoolean(R.styleable.WheelPicker_wheel_curved, false);
    mItemAlign = a.getInt(R.styleable.WheelPicker_wheel_item_align, ALIGN_CENTER);
    a.recycle();

    // 可见数据项改变后更新与之相关的参数
    // Update relevant parameters when the count of visible item changed
    updateVisibleItemCount();

    mPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG | Paint.LINEAR_TEXT_FLAG);
    mPaint.setTextSize(mItemTextSize);

    // 更新文本对齐方式
    // Update alignment of text
    updateItemTextAlign();

    // 计算文本尺寸
    // Correct sizes of text
    computeTextSize();

    mScroller = new Scroller(getContext());

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.DONUT) {
        ViewConfiguration conf = ViewConfiguration.get(getContext());
        mMinimumVelocity = conf.getScaledMinimumFlingVelocity();
        mMaximumVelocity = conf.getScaledMaximumFlingVelocity();
        mTouchSlop = conf.getScaledTouchSlop();
    }
    mRectDrawn = new Rect();

    mRectIndicatorHead = new Rect();
    mRectIndicatorFoot = new Rect();

    mRectCurrentItem = new Rect();

    mCamera = new Camera();

    mMatrixRotate = new Matrix();
    mMatrixDepth = new Matrix();
}
 

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

    initAttributes(a);

    a.recycle();
    // mAngle = (float) (-Math.PI / 2);

    mColorWheelPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mColorWheelPaint.setShader(s);
    mColorWheelPaint.setColor(unactive_wheel_color);
    mColorWheelPaint.setStyle(Style.STROKE);
    mColorWheelPaint.setStrokeWidth(mColorWheelStrokeWidth);

    Paint mColorCenterHalo = new Paint(Paint.ANTI_ALIAS_FLAG);
    mColorCenterHalo.setColor(Color.CYAN);
    mColorCenterHalo.setAlpha(0xCC);
    // mColorCenterHalo.setStyle(Paint.Style.STROKE);
    // mColorCenterHalo.setStrokeWidth(mColorCenterHaloRectangle.width() /
    // 2);

    mPointerHaloPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPointerHaloPaint.setColor(pointer_halo_color);
    mPointerHaloPaint.setStrokeWidth(mPointerRadius + 10);
    // mPointerHaloPaint.setAlpha(150);

    textPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.LINEAR_TEXT_FLAG);
    textPaint.setColor(text_color);
    textPaint.setStyle(Style.FILL_AND_STROKE);
    textPaint.setTextAlign(Align.LEFT);
    // canvas.drawPaint(textPaint);
    textPaint.setTextSize(text_size);

    mPointerColor = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPointerColor.setStrokeWidth(mPointerRadius);

    // mPointerColor.setColor(calculateColor(mAngle));
    mPointerColor.setColor(pointer_color);

    mArcColor = new Paint(Paint.ANTI_ALIAS_FLAG);
    mArcColor.setColor(wheel_color);
    mArcColor.setStyle(Style.STROKE);
    mArcColor.setStrokeWidth(mColorWheelStrokeWidth);

    Paint mCircleTextColor = new Paint(Paint.ANTI_ALIAS_FLAG);
    mCircleTextColor.setColor(Color.WHITE);
    mCircleTextColor.setStyle(Style.FILL);

    arc_finish_radians = (int) calculateAngleFromText(init_position) - 90;

    if (arc_finish_radians > end_wheel)
        arc_finish_radians = end_wheel;
    mAngle = calculateAngleFromRadians(arc_finish_radians > end_wheel ? end_wheel
            : arc_finish_radians);
    setTextFromAngle(calculateValueFromAngle(arc_finish_radians));

    invalidate();
}