/**
* @param x 图像的宽度
* @param y 图像的高度
* @param image 源图片
* @param outerRadiusRat 圆角的大小
* @return 圆角图片
*/
public static Bitmap createFramedPhoto(int x, int y, Bitmap image, float outerRadiusRat) {
// 根据源文件新建一个darwable对象
Drawable imageDrawable = new BitmapDrawable(image);
// 新建一个新的输出图片
Bitmap output = Bitmap.createBitmap(x, y, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(output);
// 新建一个矩形
RectF outerRect = new RectF(0, 0, x, y);
// 产生一个红色的圆角矩形
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setColor(Color.RED);
canvas.drawRoundRect(outerRect, outerRadiusRat, outerRadiusRat, paint);
// 将源图片绘制到这个圆角矩形上
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
imageDrawable.setBounds(0, 0, x, y);
canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG);
imageDrawable.draw(canvas);
canvas.restore();
return output;
}
protected void onDraw(Canvas paramCanvas) {
Drawable localDrawable = getDrawable();
if (localDrawable == null) return;
try {
if (this.paint == null) {
Paint localPaint1 = new Paint();
this.paint = localPaint1;
this.paint.setFilterBitmap(false);
Paint localPaint2 = this.paint;
Xfermode localXfermode1 = MASK_XFERMODE;
@SuppressWarnings("unused")
Xfermode localXfermode2 = localPaint2.setXfermode(localXfermode1);
}
float f1 = getWidth();
float f2 = getHeight();
int i = paramCanvas.saveLayer(0.0F, 0.0F, f1, f2, null, 31);
int j = getWidth();
int k = getHeight();
localDrawable.setBounds(0, 0, j, k);
localDrawable.draw(paramCanvas);
if ((this.mask == null) || (this.mask.isRecycled())) {
Bitmap localBitmap1 = createMask();
this.mask = localBitmap1;
}
Bitmap localBitmap2 = this.mask;
Paint localPaint3 = this.paint;
paramCanvas.drawBitmap(localBitmap2, 0.0F, 0.0F, localPaint3);
paramCanvas.restoreToCount(i);
return;
} catch (Exception localException) {
StringBuilder localStringBuilder =
new StringBuilder().append("Attempting to draw with recycled bitmap. View ID = ");
System.out.println("localStringBuilder==" + localStringBuilder);
}
}
@Override
protected void onDraw(Canvas canvas) {
// TODO Auto-generated method stub
super.onDraw(canvas);
if (mDeltX > 0 || mDeltX == 0 && mSwitchOn) {
if (mSrc != null) {
mSrc.set(
mMoveLength - mDeltX, 0, mSwitchBottom.getWidth() - mDeltX, mSwitchFrame.getHeight());
}
} else if (mDeltX < 0 || mDeltX == 0 && !mSwitchOn) {
if (mSrc != null) {
mSrc.set(-mDeltX, 0, mSwitchFrame.getWidth() - mDeltX, mSwitchFrame.getHeight());
}
}
int count =
canvas.saveLayer(
new RectF(mDest),
null,
Canvas.MATRIX_SAVE_FLAG
| Canvas.CLIP_SAVE_FLAG
| Canvas.HAS_ALPHA_LAYER_SAVE_FLAG
| Canvas.FULL_COLOR_LAYER_SAVE_FLAG
| Canvas.CLIP_TO_LAYER_SAVE_FLAG);
canvas.drawBitmap(mSwitchBottom, mSrc, mDest, null);
canvas.drawBitmap(mSwitchThumb, mSrc, mDest, null);
canvas.drawBitmap(mSwitchFrame, 0, 0, null);
canvas.drawBitmap(mSwitchMask, 0, 0, mPaint);
canvas.restoreToCount(count);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
int w = mSrcImage.getWidth();
int sc = canvas.saveLayer(0, 0, w, w, null, Canvas.ALL_SAVE_FLAG);
canvas.drawBitmap(mDstImage, 0, 0, null);
mPaint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.DST_IN));
canvas.drawBitmap(mSrcImage, 0, 0, mPaint);
canvas.restoreToCount(sc);
}
@SuppressLint("DrawAllocation")
@Override
protected void onDraw(Canvas canvas) {
if (!isInEditMode()) {
int i = canvas.saveLayer(0.0f, 0.0f, getWidth(), getHeight(), null, Canvas.ALL_SAVE_FLAG);
try {
Bitmap bitmap = mWeakBitmap != null ? mWeakBitmap.get() : null;
// Bitmap not loaded.
if (bitmap == null || bitmap.isRecycled()) {
Drawable drawable = getDrawable();
if (drawable != null) {
// Allocation onDraw but it's ok because it will not always be called.
bitmap = Bitmap.createBitmap(getWidth(), getHeight(), Bitmap.Config.ARGB_8888);
Canvas bitmapCanvas = new Canvas(bitmap);
drawable.setBounds(0, 0, getWidth(), getHeight());
drawable.draw(bitmapCanvas);
// If mask is already set, skip and use cached mask.
if (mMaskBitmap == null || mMaskBitmap.isRecycled()) {
mMaskBitmap = getBitmap();
}
// Draw Bitmap.
mPaint.reset();
mPaint.setFilterBitmap(false);
mPaint.setXfermode(sXfermode);
// mBitmapShader = new BitmapShader(mMaskBitmap,
// Shader.TileMode.CLAMP, Shader.TileMode.CLAMP);
// mPaint.setShader(mBitmapShader);
bitmapCanvas.drawBitmap(mMaskBitmap, 0.0f, 0.0f, mPaint);
mWeakBitmap = new WeakReference<Bitmap>(bitmap);
}
}
// Bitmap already loaded.
if (bitmap != null) {
mPaint.setXfermode(null);
// mPaint.setShader(null);
canvas.drawBitmap(bitmap, 0.0f, 0.0f, mPaint);
return;
}
} catch (Exception e) {
System.gc();
LogUtil.e(
TAG,
String.format("Failed to draw, Id :: %s. Error occurred :: %s", getId(), e.toString()));
} finally {
canvas.restoreToCount(i);
}
} else {
super.onDraw(canvas);
}
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
// canvas.drawColor(Color.WHITE);
int sc = canvas.saveLayer(0, 0, screenW, screenH, null, Canvas.ALL_SAVE_FLAG);
canvas.drawColor(0xFF0080FF);
mPaint.setXfermode(porterDuffXfermode);
canvas.drawBitmap(bitmapSrc, x, y, mPaint);
mPaint.setXfermode(null);
canvas.restoreToCount(sc);
}
private void createFramedPhotoBorder(int size) {
Drawable imageDrawable =
(image != null) ? new BitmapDrawable(getResources(), image) : placeholder;
Bitmap output = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(output);
RectF outerRect = new RectF(0, 0, size, size);
float cornerRadius = size / 20f;
Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
paint.setColor(Color.RED);
canvas.drawRoundRect(outerRect, cornerRadius, cornerRadius, paint);
paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
imageDrawable.setBounds(0, 0, size, size);
// Save the layer to apply the paint
canvas.saveLayer(outerRect, paint, Canvas.ALL_SAVE_FLAG);
imageDrawable.draw(canvas);
canvas.restore();
framedPhoto = output;
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
Log.i(
"tonghu",
"Xfermoders.SampleView－onDraw :" + canvas.getWidth() + ", " + canvas.getHeight());
canvas.drawColor(Color.WHITE);
canvas.translate(15, 35);
int x = 0;
int y = 0;
for (int i = 0; i < sModes.length; i++) {
paint.setShader(null);
paint.setColor(Color.BLACK);
paint.setStyle(Style.STROKE);
canvas.drawRect(x - 0.5f, y - 0.5f, x + W + 0.5f, y + H + 0.5f, paint);
paint.setShader(bg);
paint.setStyle(Style.FILL);
canvas.drawRect(x, y, x + W, y + H, paint);
paint.setShader(null);
int saveLayer = canvas.saveLayer(x, y, x + W, y + H, paint, Canvas.ALL_SAVE_FLAG);
canvas.drawBitmap(dstB, x, y, paint);
paint.setXfermode(sModes[i]);
canvas.drawBitmap(srcB, x, y, paint);
canvas.drawText(labels[i], x + W / 2, y - labelP.getTextSize() / 2, labelP);
paint.setXfermode(null);
canvas.restoreToCount(saveLayer);
x += W + 10;
if ((i % ROW_MAX) == ROW_MAX - 1) {
x = 0;
y += H + 30;
}
}
}
@Override
protected void onDraw(@NonNull Canvas canvas) {
if (mBounds == null) {
return;
}
int width = mBounds.width();
int height = mBounds.height();
if (width == 0 || height == 0) {
return;
}
if (!mCacheValid || width != mCachedWidth || height != mCachedHeight) {
// Need to redraw the cache
if (width == mCachedWidth && height == mCachedHeight) {
// Have a correct-sized bitmap cache already allocated. Just erase it.
mCacheBitmap.eraseColor(0);
} else {
// Allocate a new bitmap with the correct dimensions.
mCacheBitmap.recycle();
//noinspection AndroidLintDrawAllocation
mCacheBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
mCachedWidth = width;
mCachedHeight = height;
}
Canvas cacheCanvas = new Canvas(mCacheBitmap);
if (mMaskDrawable != null) {
int sc = cacheCanvas.save();
mMaskDrawable.draw(cacheCanvas);
mMaskedPaint.setColorFilter(
(mDesaturateOnPress && isPressed()) ? mDesaturateColorFilter : null);
cacheCanvas.saveLayer(
mBoundsF,
mMaskedPaint,
Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.FULL_COLOR_LAYER_SAVE_FLAG);
super.onDraw(cacheCanvas);
cacheCanvas.restoreToCount(sc);
} else if (mDesaturateOnPress && isPressed()) {
int sc = cacheCanvas.save();
cacheCanvas.drawRect(0, 0, mCachedWidth, mCachedHeight, mBlackPaint);
mMaskedPaint.setColorFilter(mDesaturateColorFilter);
cacheCanvas.saveLayer(
mBoundsF,
mMaskedPaint,
Canvas.HAS_ALPHA_LAYER_SAVE_FLAG | Canvas.FULL_COLOR_LAYER_SAVE_FLAG);
super.onDraw(cacheCanvas);
cacheCanvas.restoreToCount(sc);
} else {
super.onDraw(cacheCanvas);
}
if (mBorderDrawable != null) {
mBorderDrawable.draw(cacheCanvas);
}
}
// Draw from cache
canvas.drawBitmap(mCacheBitmap, mBounds.left, mBounds.top, null);
}
