下面列出了android.graphics.Paint#setMaskFilter ( ) 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。
/**
* 为指定图片增加阴影
*
* @param map 图片
* @param radius 阴影的半径
* @return
*/
public static Bitmap drawShadow(Bitmap map, int radius) {
if (map == null)
return null;
BlurMaskFilter blurFilter = new BlurMaskFilter(radius, BlurMaskFilter.Blur.OUTER);
Paint shadowPaint = new Paint();
shadowPaint.setMaskFilter(blurFilter);
int[] offsetXY = new int[2];
Bitmap shadowImage = map.extractAlpha(shadowPaint, offsetXY);
shadowImage = shadowImage.copy(Config.ARGB_8888, true);
Canvas c = new Canvas(shadowImage);
c.drawBitmap(map, -offsetXY[0], -offsetXY[1], null);
return shadowImage;
}
private void setFairyImage() {
boolean glow_available = fairy_glow_on && getBooleanPreferences(getApplicationContext(), PREF_KCA_NOTI_QUEST_FAIRY_GLOW);
Bitmap src = KcaUtils.getFairyImageFromStorage(getApplicationContext(), viewBitmapId, dbHelper);
Bitmap alpha = src.extractAlpha();
Bitmap bmp = Bitmap.createBitmap(src.getWidth() + margin,
src.getHeight() + margin, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bmp);
if (glow_available) {
Paint glow_paint = new Paint();
glow_paint.setColor(glowColor);
glow_paint.setMaskFilter(new BlurMaskFilter(glowRadius, BlurMaskFilter.Blur.OUTER));
canvas.drawBitmap(alpha, halfMargin, halfMargin, glow_paint);
}
Paint color_paint = new Paint();
if (taiha_status) {
color_paint.setColorFilter(new PorterDuffColorFilter(ContextCompat.getColor(getApplicationContext(),
R.color.colorHeavyDmgStateWarn), PorterDuff.Mode.MULTIPLY));
} else if (glow_available) {
color_paint.setColorFilter(new PorterDuffColorFilter(glowColor2, PorterDuff.Mode.MULTIPLY));
}
canvas.drawBitmap(src, halfMargin, halfMargin, color_paint);
viewbutton.setImageBitmap(bmp);
}
public FloatParticle(int width, int height) {
mWidth = width;
mHeight = height;
mRandom = new Random();
startPoint = new Point((int) (mRandom.nextFloat() * mWidth), (int) (mRandom.nextFloat() * mHeight));
// 抗锯齿
mPaint = new Paint();
mPaint.setAntiAlias(true);
mPaint.setColor(Color.WHITE);
// 防抖动
mPaint.setDither(true);
mPaint.setStyle(Paint.Style.FILL);
// 设置模糊效果 边缘模糊
mPaint.setMaskFilter(new BlurMaskFilter(BLUR_SIZE, BlurMaskFilter.Blur.SOLID));
mPath = new Path();
mPathMeasure = new PathMeasure();
startPoint.x = (int) (mRandom.nextFloat() * mWidth);
startPoint.y = (int) (mRandom.nextFloat() * mHeight);
}
private void init() {
mPaint = new Paint();
mPaint.setAntiAlias(true);
PorterDuffXfermode xfermode = new PorterDuffXfermode(PorterDuff.Mode.CLEAR);
mPaint.setXfermode(xfermode);
//设置画笔遮罩滤镜,可以传入BlurMaskFilter或EmbossMaskFilter，前者为模糊遮罩滤镜而后者为浮雕遮罩滤镜
//这个方法已经被标注为过时的方法了，如果你的应用启用了硬件加速，你是看不到任何阴影效果的
mPaint.setMaskFilter(new BlurMaskFilter(10, BlurMaskFilter.Blur.INNER));
//关闭当前view的硬件加速
setLayerType(LAYER_TYPE_SOFTWARE, null);
//ViewGroup默认设定为true，会使onDraw方法不执行，如果复写了onDraw(Canvas)方法，需要清除此标记
setWillNotDraw(false);
touchSlop = ViewConfiguration.get(getContext()).getScaledTouchSlop();
}
/**
*图片阴影
* @param originalBitmap
*/
public static Drawable drawImageDropShadow(Bitmap originalBitmap, Context context) {
BlurMaskFilter blurFilter = new BlurMaskFilter(3,BlurMaskFilter.Blur.NORMAL);
Paint shadowPaint = new Paint();
shadowPaint.setAlpha(80);
shadowPaint.setColor(context.getResources().getColor(R.color.black));
shadowPaint.setMaskFilter(blurFilter);
int[] offsetXY = new int[2];
Bitmap shadowBitmap = originalBitmap.extractAlpha(shadowPaint, offsetXY);
Bitmap shadowImage32 = shadowBitmap.copy(Bitmap.Config.ARGB_8888, true);
if ( !shadowImage32.isPremultiplied() )
{
shadowImage32.setPremultiplied( true );
}
Canvas c = new Canvas(shadowImage32);
c.drawBitmap(originalBitmap, offsetXY[0], offsetXY[1], null);
return new BitmapDrawable(shadowImage32);
}
public MyViewWithTransparentArea(Context context) {
super(context);
overlayDefault = BitmapFactory.decodeResource(getResources(),R.drawable.dwarf);
overlayDefault = Bitmap.createScaledBitmap(
overlayDefault, 800, 800, false);
overlay = BitmapFactory.decodeResource(getResources(),R.drawable.dwarf).copy(Bitmap.Config.ARGB_8888, true);
c2 = new Canvas(overlay);
pTouch = new Paint(Paint.ANTI_ALIAS_FLAG);
pTouch.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT));
pTouch.setColor(Color.TRANSPARENT);
pTouch.setMaskFilter(new BlurMaskFilter(15, BlurMaskFilter.Blur.NORMAL));
}
private void setFairyImage() {
boolean glow_available = fairy_glow_on && getBooleanPreferences(getApplicationContext(), PREF_KCA_NOTI_QUEST_FAIRY_GLOW);
Bitmap src = KcaUtils.getFairyImageFromStorage(getApplicationContext(), viewBitmapId, dbHelper);
Bitmap alpha = src.extractAlpha();
Bitmap bmp = Bitmap.createBitmap(src.getWidth() + margin,
src.getHeight() + margin, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bmp);
if (glow_available) {
Paint glow_paint = new Paint();
glow_paint.setColor(glowColor);
glow_paint.setMaskFilter(new BlurMaskFilter(glowRadius, BlurMaskFilter.Blur.OUTER));
canvas.drawBitmap(alpha, halfMargin, halfMargin, glow_paint);
}
Paint color_paint = new Paint();
if (taiha_status) {
color_paint.setColorFilter(new PorterDuffColorFilter(ContextCompat.getColor(getApplicationContext(),
R.color.colorHeavyDmgStateWarn), PorterDuff.Mode.MULTIPLY));
} else if (glow_available) {
color_paint.setColorFilter(new PorterDuffColorFilter(glowColor2, PorterDuff.Mode.MULTIPLY));
}
canvas.drawBitmap(src, halfMargin, halfMargin, color_paint);
viewbutton.setImageBitmap(bmp);
}
@Override
protected void drawShape(Bitmap bitmap, HighLight.ViewPosInfo viewPosInfo) {
Canvas canvas = new Canvas(bitmap);
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setDither(true);
paint.setAntiAlias(true);
if (blurRadius > 0) {
paint.setMaskFilter(new BlurMaskFilter(blurRadius, BlurMaskFilter.Blur.SOLID));
}
RectF rectF = viewPosInfo.rectF;
canvas.drawCircle(rectF.left+(rectF.width()/2),rectF.top+(rectF.height()/2),
Math.max(rectF.width(),rectF.height())/2,paint);
}
private ShadowGenerator(Context context) {
mIconSize = LauncherAppState.getIDP(context).iconBitmapSize;
mCanvas = new Canvas();
mBlurPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
mBlurPaint.setMaskFilter(new BlurMaskFilter(mIconSize * BLUR_FACTOR, Blur.NORMAL));
mDrawPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);
}
private Bitmap drawBitmap(Bitmap original) {
Bitmap bitmap = Bitmap.createBitmap(original.getWidth(),
original.getHeight(), Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
Paint paint = new Paint();
paint.setColorFilter(new ColorMatrixColorFilter(
getColorMatrix()));
paint.setMaskFilter(new BlurMaskFilter(200, BlurMaskFilter.Blur.NORMAL));
canvas.drawBitmap(original, 0, 0, paint);
return bitmap;
}
protected Paint getDefaultStrokePaint() {
Paint paint = new Paint();
paint.setStyle(Paint.Style.STROKE);
paint.setColor(strokeColor);
paint.setStrokeWidth(strokeWidth);
paint.setAntiAlias(antialias);
paint.setStrokeCap(strokeCap);
paint.setStrokeJoin(strokeJoin);
paint.setPathEffect(pathEffect);
paint.setMaskFilter(maskFilter);
return paint;
}
private static Bitmap addShadow(final Bitmap bm, final int dstHeight, final int dstWidth,
int color, int size, float dx, float dy) {
final Bitmap mask = Bitmap.createBitmap(dstWidth, dstHeight, Bitmap.Config.ALPHA_8);
final Matrix scaleToFit = new Matrix();
final RectF src = new RectF(0, 0, bm.getWidth(), bm.getHeight());
final RectF dst = new RectF(0, 0, dstWidth - dx, dstHeight - dy);
scaleToFit.setRectToRect(src, dst, Matrix.ScaleToFit.CENTER);
final Matrix dropShadow = new Matrix(scaleToFit);
dropShadow.postTranslate(dx, dy);
final Canvas maskCanvas = new Canvas(mask);
final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
maskCanvas.drawBitmap(bm, scaleToFit, paint);
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT));
maskCanvas.drawBitmap(bm, dropShadow, paint);
final BlurMaskFilter filter = new BlurMaskFilter(size, BlurMaskFilter.Blur.NORMAL);
paint.reset();
paint.setAntiAlias(true);
paint.setColor(color);
paint.setMaskFilter(filter);
paint.setFilterBitmap(true);
final Bitmap ret = Bitmap.createBitmap(dstWidth, dstHeight, Bitmap.Config.ARGB_8888);
final Canvas retCanvas = new Canvas(ret);
retCanvas.drawBitmap(mask, 0, 0, paint);
retCanvas.drawBitmap(bm, scaleToFit, null);
mask.recycle();
return ret;
}
private void drawCurrentMinutesLine(Shape shape, Canvas canvas, Paint paint, int bgColor) {
paint.setStrokeWidth(3f);
paint.setColor(Color.BLACK);
paint.setStyle(Paint.Style.STROKE);
canvas.drawColor(bgColor);
Paint blur = new Paint(paint);
blur.setStrokeWidth(3f);
blur.setMaskFilter(new BlurMaskFilter(3, BlurMaskFilter.Blur.SOLID));
canvas.drawLine(0, (int) ((currMinutes / 30.0) * shape.getHeight() + .5),
shape.getWidth(), (int) ((currMinutes / 30.0) * shape.getHeight() + .5), paint);
}
/**
* Adds a shadow to a Bitmap.
* <p>
* TODO: Make this return Drawable for our use case.
*
* @param drawable Drawable that should be used as the foreground layer
* of the shadow.
* @param dstHeight Height of the returned bitmap.
* @param dstWidth Width of the returned bitmap.
* @param color Colour of the drawn shadow.
* @param size Size of the drawn shadow.
* @param dx Shadow x direction.
* @param dy Shadow y direction.
*
* @return Bitmap with resulting shadow.
*
* @author schwiz (https://stackoverflow.com/a/24579764)
*/
private static Bitmap addShadow(final Drawable drawable, final int dstHeight, final int dstWidth, int color, int size, float dx, float dy) {
final Bitmap bm = Bitmap.createBitmap(drawable.getIntrinsicWidth(),
drawable.getIntrinsicHeight(), Bitmap.Config.ARGB_8888);
final Canvas canvas = new Canvas(bm);
drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
drawable.draw(canvas);
final Bitmap mask = Bitmap.createBitmap(dstWidth, dstHeight, Bitmap.Config.ALPHA_8);
final Matrix scaleToFit = new Matrix();
final RectF src = new RectF(0, 0, bm.getWidth(), bm.getHeight());
final RectF dst = new RectF(0, 0, dstWidth - dx, dstHeight - dy);
scaleToFit.setRectToRect(src, dst, Matrix.ScaleToFit.FILL);
final Matrix dropShadow = new Matrix(scaleToFit);
dropShadow.postTranslate(dx, dy);
final Canvas maskCanvas = new Canvas(mask);
final Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
maskCanvas.drawBitmap(bm, scaleToFit, paint);
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OUT));
maskCanvas.drawBitmap(bm, dropShadow, paint);
final BlurMaskFilter filter = new BlurMaskFilter(size, BlurMaskFilter.Blur.SOLID);
paint.reset();
paint.setAntiAlias(true);
paint.setColor(color);
paint.setMaskFilter(filter);
paint.setFilterBitmap(true);
final Bitmap ret = Bitmap.createBitmap(dstWidth, dstHeight, Bitmap.Config.ARGB_8888);
final Canvas retCanvas = new Canvas(ret);
retCanvas.drawBitmap(mask, 0, 0, paint);
retCanvas.drawBitmap(bm, scaleToFit, null);
mask.recycle();
return ret;
}
/**
* Initializes the {@code Paint} objects with the appropriate styles.
*/
protected void initPaints() {
mCirclePaint = new Paint();
mCirclePaint.setAntiAlias(true);
mCirclePaint.setDither(true);
mCirclePaint.setColor(mCircleColor);
mCirclePaint.setStrokeWidth(mCircleStrokeWidth);
mCirclePaint.setStyle(Paint.Style.STROKE);
mCirclePaint.setStrokeJoin(Paint.Join.ROUND);
mCirclePaint.setStrokeCap(Paint.Cap.ROUND);
mCircleFillPaint = new Paint();
mCircleFillPaint.setAntiAlias(true);
mCircleFillPaint.setDither(true);
mCircleFillPaint.setColor(mCircleFillColor);
mCircleFillPaint.setStyle(Paint.Style.FILL);
mCircleProgressPaint = new Paint();
mCircleProgressPaint.setAntiAlias(true);
mCircleProgressPaint.setDither(true);
mCircleProgressPaint.setColor(mCircleProgressColor);
mCircleProgressPaint.setStrokeWidth(mCircleStrokeWidth);
mCircleProgressPaint.setStyle(Paint.Style.STROKE);
mCircleProgressPaint.setStrokeJoin(Paint.Join.ROUND);
mCircleProgressPaint.setStrokeCap(Paint.Cap.ROUND);
mCircleProgressGlowPaint = new Paint();
mCircleProgressGlowPaint.set(mCircleProgressPaint);
mCircleProgressGlowPaint.setMaskFilter(new BlurMaskFilter((5f * DPTOPX_SCALE), BlurMaskFilter.Blur.NORMAL));
mPointerPaint = new Paint();
mPointerPaint.setAntiAlias(true);
mPointerPaint.setDither(true);
mPointerPaint.setStyle(Paint.Style.FILL);
mPointerPaint.setColor(mPointerColor);
mPointerPaint.setStrokeWidth(mPointerRadius);
mPointerHaloPaint = new Paint();
mPointerHaloPaint.set(mPointerPaint);
mPointerHaloPaint.setColor(mPointerHaloColor);
mPointerHaloPaint.setAlpha(mPointerAlpha);
mPointerHaloPaint.setStrokeWidth(mPointerRadius + mPointerHaloWidth);
mPointerHaloBorderPaint = new Paint();
mPointerHaloBorderPaint.set(mPointerPaint);
mPointerHaloBorderPaint.setStrokeWidth(mPointerHaloBorderWidth);
mPointerHaloBorderPaint.setStyle(Paint.Style.STROKE);
}
private void drawRouge(String blushColor, Bitmap getBitmap) {
Canvas drawCanvas = new Canvas(getBitmap);
Paint mPaint = new Paint();
int rougeColor = stringColorRGBToARGB(blushColor, 35 + alphaValueRouge, 0, 0, 0);
mPaint.setColor(rougeColor);
mPaint.setStyle(Paint.Style.FILL);
mPaint.setStrokeJoin(Paint.Join.ROUND); // set the join to round you want
mPaint.setStrokeCap(Paint.Cap.ROUND); // set the paint cap to round too
mPaint.setPathEffect(new CornerPathEffect(70));
mPaint.setXfermode(mXfermode);
mPaint.setStrokeWidth(1f);
int sc = drawCanvas.saveLayer(0, 0, getBitmap.getWidth(), getBitmap.getHeight(), null, Canvas.ALL_SAVE_FLAG);
mPaint.setMaskFilter(new BlurMaskFilter(10, BlurMaskFilter.Blur.NORMAL));
//nose_contour_left2 - contour_left3
float rouge_left_x = landmark_pt_x.get(30) - (landmark_pt_x.get(30) - landmark_pt_x.get(2)) / 2f;
float rouge_left_y = landmark_pt_y.get(31);
float slope = ((landmark_pt_y.get(31) - landmark_pt_y.get(35)) / (landmark_pt_x.get(31) - landmark_pt_x.get(35)));
rouge_left_y = ((rouge_left_x - landmark_pt_x.get(31)) * slope) + landmark_pt_y.get(31);
// drawCanvas.drawCircle(rouge_left_x, rouge_left_y, 30f, mPaint);
// nose_contour_right2 - contour_right3
float rouge_right_x = landmark_pt_x.get(30) + (landmark_pt_x.get(14) - landmark_pt_x.get(30)) / 2f;
float rouge_right_y = landmark_pt_y.get(35);
rouge_right_y = ((rouge_right_x - landmark_pt_x.get(35)) * slope) + landmark_pt_y.get(35);
Path path = new Path();
path.reset();
//draw left rouge
// contour_left3
path.moveTo(landmark_pt_x.get(2) + 3f, landmark_pt_y.get(2));
path.cubicTo(landmark_pt_x.get(3) + 3f, landmark_pt_y.get(3),
landmark_pt_x.get(4) + 3f, landmark_pt_y.get(4),
landmark_pt_x.get(5) + 3f, landmark_pt_y.get(5) - 4f
);
path.lineTo(rouge_left_x, rouge_left_y);
path.lineTo(landmark_pt_x.get(2) + 3f, landmark_pt_y.get(2));
path.close();
drawCanvas.drawPath(path, mPaint);
path.reset();
//draw right rouge
// contour_right3
path.moveTo(landmark_pt_x.get(14) - 3f, landmark_pt_y.get(14));
path.cubicTo(landmark_pt_x.get(13) - 3f, landmark_pt_y.get(13),
landmark_pt_x.get(12) - 3f, landmark_pt_y.get(12),
landmark_pt_x.get(11) - 3f, landmark_pt_y.get(11) - 4f
);
path.lineTo(rouge_right_x, rouge_right_y);
path.lineTo(landmark_pt_x.get(14) - 3f, landmark_pt_y.get(14));
drawCanvas.drawPath(path, mPaint);
//设置混合模式
mPaint.setXfermode(mXfermode);
//清除混合模式
mPaint.setXfermode(null);
//还原画布
drawCanvas.restoreToCount(sc);
drawCanvas.setBitmap(getBitmap);
}
private void lipLayer() {
Canvas drawCanvas = new Canvas(temp);
Paint mPaint = new Paint();
mPaint.setXfermode(mXfermode);
int rougeLayer = 0xEEFAFAFA;
mPaint.setColor(rougeLayer);
mPaint.setStyle(Paint.Style.FILL);
mPaint.setStrokeJoin(Paint.Join.ROUND); // set the join to round you want
mPaint.setStrokeCap(Paint.Cap.ROUND); // set the paint cap to round too
mPaint.setPathEffect(new CornerPathEffect(50));
mPaint.setStrokeWidth(1f);
int sc = drawCanvas.saveLayer(0, 0, temp.getWidth(), temp.getHeight(), null, Canvas.ALL_SAVE_FLAG);
mPaint.setMaskFilter(new BlurMaskFilter(60f, BlurMaskFilter.Blur.OUTER));
Path path = new Path();
path.reset();
path.moveTo(landmark_pt_x.get(48), landmark_pt_y.get(48));
for (int i = 49; i < 55; i++)
path.lineTo(landmark_pt_x.get(i), landmark_pt_y.get(i) + 2f);
path.lineTo(landmark_pt_x.get(64), landmark_pt_y.get(64) - 2f);
path.lineTo(landmark_pt_x.get(63), landmark_pt_y.get(63) - 2f);
path.lineTo(landmark_pt_x.get(62), landmark_pt_y.get(62) - 2f);
path.lineTo(landmark_pt_x.get(60), landmark_pt_y.get(60) - 2f);
path.lineTo(landmark_pt_x.get(48), landmark_pt_y.get(48) - 2f);
path.close();
drawCanvas.drawPath(path, mPaint);
path.reset();
path.moveTo(landmark_pt_x.get(48), landmark_pt_y.get(48));
path.lineTo(landmark_pt_x.get(59), landmark_pt_y.get(59) + 2f);
path.lineTo(landmark_pt_x.get(58), landmark_pt_y.get(58) + 2f);
path.lineTo(landmark_pt_x.get(57), landmark_pt_y.get(57) + 2f);
path.lineTo(landmark_pt_x.get(56), landmark_pt_y.get(56) + 2f);
path.lineTo(landmark_pt_x.get(55), landmark_pt_y.get(55) + 2f);
path.lineTo(landmark_pt_x.get(54), landmark_pt_y.get(54) + 2f);
for (int i = 64; i < 68; i++)
path.lineTo(landmark_pt_x.get(i), landmark_pt_y.get(i) - 2f);
path.lineTo(landmark_pt_x.get(60), landmark_pt_y.get(60) - 2f);
path.lineTo(landmark_pt_x.get(48), landmark_pt_y.get(48) - 2f);
path.close();
drawCanvas.drawPath(path, mPaint);
}
/**
* Initializes the {@code Paint} objects with the appropriate styles.
*/
private void initPaints() {
mCirclePaint = new Paint();
mCirclePaint.setAntiAlias(true);
mCirclePaint.setDither(true);
mCirclePaint.setColor(mCircleColor);
mCirclePaint.setStrokeWidth(mCircleStrokeWidth);
mCirclePaint.setStyle(Paint.Style.STROKE);
mCirclePaint.setStrokeJoin(Paint.Join.ROUND);
mCirclePaint.setStrokeCap(mCircleStyle);
mCircleFillPaint = new Paint();
mCircleFillPaint.setAntiAlias(true);
mCircleFillPaint.setDither(true);
mCircleFillPaint.setColor(mCircleFillColor);
mCircleFillPaint.setStyle(Paint.Style.FILL);
mCircleProgressPaint = new Paint();
mCircleProgressPaint.setAntiAlias(true);
mCircleProgressPaint.setDither(true);
mCircleProgressPaint.setColor(mCircleProgressColor);
mCircleProgressPaint.setStrokeWidth(mCircleStrokeWidth);
mCircleProgressPaint.setStyle(Paint.Style.STROKE);
mCircleProgressPaint.setStrokeJoin(Paint.Join.ROUND);
mCircleProgressPaint.setStrokeCap(mCircleStyle);
if (!mDisableProgressGlow) {
mCircleProgressGlowPaint = new Paint();
mCircleProgressGlowPaint.set(mCircleProgressPaint);
mCircleProgressGlowPaint.setMaskFilter(new BlurMaskFilter((PROGRESS_GLOW_RADIUS_DP * DPTOPX_SCALE), BlurMaskFilter.Blur.NORMAL));
}
mPointerPaint = new Paint();
mPointerPaint.setAntiAlias(true);
mPointerPaint.setDither(true);
mPointerPaint.setColor(mPointerColor);
mPointerPaint.setStrokeWidth(mPointerStrokeWidth);
mPointerPaint.setStyle(Paint.Style.STROKE);
mPointerPaint.setStrokeJoin(Paint.Join.ROUND);
mPointerPaint.setStrokeCap(mCircleStyle);
mPointerHaloPaint = new Paint();
mPointerHaloPaint.set(mPointerPaint);
mPointerHaloPaint.setColor(mPointerHaloColor);
mPointerHaloPaint.setAlpha(mPointerAlpha);
mPointerHaloPaint.setStrokeWidth(mPointerStrokeWidth + mPointerHaloWidth * 2f);
mPointerHaloBorderPaint = new Paint();
mPointerHaloBorderPaint.set(mPointerPaint);
mPointerHaloBorderPaint.setStrokeWidth(mPointerHaloBorderWidth);
mPointerHaloBorderPaint.setStyle(Paint.Style.STROKE);
}
private void init() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
//View从API Level 11才加入setLayerType方法
//设置myView以软件渲染模式绘图
setLayerType(View.LAYER_TYPE_SOFTWARE, null);
}
mTextPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mTextPaint.setTextSize(mTextSize);
mTextPaint.setAntiAlias(true);
mTextPaint.setTextSize(mTextSize);
mTextPaint.setColor(mTextColor);
mTextPaint.setStyle(Paint.Style.FILL);
mTextPaint.setTextAlign(Paint.Align.CENTER);
mFirstFramePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mFirstFramePaint.setTextSize(mTextSize);
mFirstFramePaint.setAntiAlias(true);
mFirstFramePaint.setTextSize(mTextSize);
mFirstFramePaint.setColor(mTextColor);
mFirstFramePaint.setStyle(Paint.Style.FILL);
mFirstFramePaint.setTextAlign(Paint.Align.CENTER);
mSecondFramePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mSecondFramePaint.setTextSize(mTextSize);
mSecondFramePaint.setAntiAlias(true);
mSecondFramePaint.setTextSize(mTextSize);
mSecondFramePaint.setColor(mTextColor);
mSecondFramePaint.setStyle(Paint.Style.FILL);
mSecondFramePaint.setTextAlign(Paint.Align.CENTER);
mMiddleFramePaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mMiddleFramePaint.setTextSize(mTextSize);
mMiddleFramePaint.setAntiAlias(true);
mMiddleFramePaint.setTextSize(mTextSize);
mMiddleFramePaint.setColor(mTextColor);
mMiddleFramePaint.setStyle(Paint.Style.FILL);
mMiddleFramePaint.setTextAlign(Paint.Align.CENTER);
mMaskFilterFirst = new BlurMaskFilter(3, BlurMaskFilter.Blur.NORMAL);
mMaskFilterSecond = new BlurMaskFilter(8, BlurMaskFilter.Blur.NORMAL);
mMaskFilterMiddle = new BlurMaskFilter(18, BlurMaskFilter.Blur.NORMAL);
mFirstFramePaint.setMaskFilter(mMaskFilterFirst);
mSecondFramePaint.setMaskFilter(mMaskFilterSecond);
mMiddleFramePaint.setMaskFilter(mMaskFilterMiddle);
testPaint = new Paint();
testPaint.setStyle(Paint.Style.FILL);
testPaint.setColor(Color.WHITE);
if (mFrameOffset <= 0) {
Paint.FontMetricsInt fmi = mTextPaint.getFontMetricsInt();
mFrameOffset = fmi.bottom - fmi.top;
}
}
private void initPaint() {
mPaint = new Paint();
mPaint.setAntiAlias(true);
mPaint.setColor(mBgColor);
mPaint.setMaskFilter(new BlurMaskFilter(10, BlurMaskFilter.Blur.INNER));
}