本文整理汇总了Java中android.graphics.Bitmap.equals方法的典型用法代码示例。如果您正苦于以下问题:Java Bitmap.equals方法的具体用法?Java Bitmap.equals怎么用?Java Bitmap.equals使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.graphics.Bitmap
的用法示例。
在下文中一共展示了Bitmap.equals方法的11个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: build
import android.graphics.Bitmap; //导入方法依赖的package包/类
/**
* Creates a {@link Transformation} for use with picasso.
*
* @return the {@link Transformation}
*/
public Transformation build() {
return new Transformation() {
@Override public Bitmap transform(Bitmap source) {
Bitmap transformed = RoundedDrawable.fromBitmap(source)
.setScaleType(mScaleType)
.setCornerRadius(mCornerRadii[0], mCornerRadii[1], mCornerRadii[2], mCornerRadii[3])
.setBorderWidth(mBorderWidth)
.setBorderColor(mBorderColor)
.setOval(mOval)
.toBitmap();
if (!source.equals(transformed)) {
source.recycle();
}
return transformed;
}
@Override public String key() {
return "r:" + Arrays.toString(mCornerRadii)
+ "b:" + mBorderWidth
+ "c:" + mBorderColor
+ "o:" + mOval;
}
};
}
示例2: transform
import android.graphics.Bitmap; //导入方法依赖的package包/类
@Override
public final Resource<Bitmap> transform(
Context context, Resource<Bitmap> resource, int outWidth, int outHeight) {
if (!Util.isValidDimensions(outWidth, outHeight)) {
throw new IllegalArgumentException(
"Cannot apply transformation on width: " + outWidth + " or height: " + outHeight
+ " less than or equal to zero and not Target.SIZE_ORIGINAL");
}
BitmapPool bitmapPool = Glide.get(context).getBitmapPool();
Bitmap toTransform = resource.get();
int targetWidth = outWidth == Target.SIZE_ORIGINAL ? toTransform.getWidth() : outWidth;
int targetHeight = outHeight == Target.SIZE_ORIGINAL ? toTransform.getHeight() : outHeight;
Bitmap transformed = transform(bitmapPool, toTransform, targetWidth, targetHeight);
final Resource<Bitmap> result;
if (toTransform.equals(transformed)) {
result = resource;
} else {
result = BitmapResource.obtain(transformed, bitmapPool);
}
return result;
}
示例3: build
import android.graphics.Bitmap; //导入方法依赖的package包/类
public Transformation build() {
return new Transformation() {
public Bitmap transform(Bitmap source) {
Bitmap transformed = RoundedDrawable.fromBitmap(source).setScaleType
(RoundedTransformationBuilder.this.mScaleType).setCornerRadius
(RoundedTransformationBuilder.this.mCornerRadii[0],
RoundedTransformationBuilder.this.mCornerRadii[1],
RoundedTransformationBuilder.this.mCornerRadii[2],
RoundedTransformationBuilder.this.mCornerRadii[3]).setBorderWidth
(RoundedTransformationBuilder.this.mBorderWidth).setBorderColor
(RoundedTransformationBuilder.this.mBorderColor).setOval
(RoundedTransformationBuilder.this.mOval).toBitmap();
if (!source.equals(transformed)) {
source.recycle();
}
return transformed;
}
public String key() {
return "r:" + Arrays.toString(RoundedTransformationBuilder.this.mCornerRadii) +
"b:" + RoundedTransformationBuilder.this.mBorderWidth + "c:" +
RoundedTransformationBuilder.this.mBorderColor + "o:" + RoundedTransformationBuilder.this.mOval;
}
};
}
示例4: rotateBitmap
import android.graphics.Bitmap; //导入方法依赖的package包/类
/**
* 旋转bitmap
*
* @param origin bitmap
* @param alpha 旋转角度
* @return 旋转后的bitmap
*/
public static Bitmap rotateBitmap(Bitmap origin, float alpha) {
if (origin == null || origin.isRecycled()) {
return null;
}
int width = origin.getWidth();
int height = origin.getHeight();
Matrix matrix = new Matrix();
matrix.setRotate(alpha);
Bitmap newBM = Bitmap.createBitmap(origin, 0, 0, width, height, matrix, false);
if (newBM.equals(origin)) {
return newBM;
}
origin.recycle();
return newBM;
}
示例5: roundedCorners
import android.graphics.Bitmap; //导入方法依赖的package包/类
/**
* Creates a bitmap from a source bitmap and rounds the corners.
*
* @param inBitmap the source bitmap to use as a basis for the created bitmap.
* @param width the width of the generated bitmap.
* @param height the height of the generated bitmap.
* @param roundingRadius the corner radius to be applied (in device-specific pixels).
* @return a {@link Bitmap} similar to inBitmap but with rounded corners.
* @throws IllegalArgumentException if roundingRadius, width or height is 0 or less.
*/
public static Bitmap roundedCorners(@NonNull BitmapPool pool, @NonNull Bitmap inBitmap,
int width, int height, int roundingRadius) {
Preconditions.checkArgument(width > 0, "width must be greater than 0.");
Preconditions.checkArgument(height > 0, "height must be greater than 0.");
Preconditions.checkArgument(roundingRadius > 0, "roundingRadius must be greater than 0.");
// Alpha is required for this transformation.
Bitmap toTransform = getAlphaSafeBitmap(pool, inBitmap);
Bitmap result = pool.get(width, height, Bitmap.Config.ARGB_8888);
result.setHasAlpha(true);
BitmapShader shader = new BitmapShader(toTransform, Shader.TileMode.CLAMP,
Shader.TileMode.CLAMP);
Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setShader(shader);
RectF rect = new RectF(0, 0, result.getWidth(), result.getHeight());
BITMAP_DRAWABLE_LOCK.lock();
try {
Canvas canvas = new Canvas(result);
canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
canvas.drawRoundRect(rect, roundingRadius, roundingRadius, paint);
clear(canvas);
} finally {
BITMAP_DRAWABLE_LOCK.unlock();
}
if (!toTransform.equals(inBitmap)) {
pool.put(toTransform);
}
return result;
}
示例6: roundedCorners
import android.graphics.Bitmap; //导入方法依赖的package包/类
/**
* Creates a bitmap from a source bitmap and rounds the corners.
*
* <p>This method does <em>NOT</em> resize the given {@link Bitmap}, it only rounds it's corners.
* To both resize and round the corners of an image, consider
* {@link com.bumptech.glide.request.RequestOptions#transforms(Transformation[])} and/or
* {@link com.bumptech.glide.load.MultiTransformation}.
*
* @param inBitmap the source bitmap to use as a basis for the created bitmap.
* @param roundingRadius the corner radius to be applied (in device-specific pixels).
* @return a {@link Bitmap} similar to inBitmap but with rounded corners.
* @throws IllegalArgumentException if roundingRadius, width or height is 0 or less.
*/
public static Bitmap roundedCorners(
@NonNull BitmapPool pool, @NonNull Bitmap inBitmap, int roundingRadius) {
Preconditions.checkArgument(roundingRadius > 0, "roundingRadius must be greater than 0.");
// Alpha is required for this transformation.
Bitmap toTransform = getAlphaSafeBitmap(pool, inBitmap);
Bitmap result =
pool.get(toTransform.getWidth(), toTransform.getHeight(), Bitmap.Config.ARGB_8888);
result.setHasAlpha(true);
BitmapShader shader = new BitmapShader(toTransform, Shader.TileMode.CLAMP,
Shader.TileMode.CLAMP);
Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setShader(shader);
RectF rect = new RectF(0, 0, result.getWidth(), result.getHeight());
BITMAP_DRAWABLE_LOCK.lock();
try {
Canvas canvas = new Canvas(result);
canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
canvas.drawRoundRect(rect, roundingRadius, roundingRadius, paint);
clear(canvas);
} finally {
BITMAP_DRAWABLE_LOCK.unlock();
}
if (!toTransform.equals(inBitmap)) {
pool.put(toTransform);
}
return result;
}
示例7: scaleBitmap
import android.graphics.Bitmap; //导入方法依赖的package包/类
private Bitmap scaleBitmap(Bitmap origin, float ratio) {
if (origin == null) {
return null;
}
int width = origin.getWidth();
int height = origin.getHeight();
Matrix matrix = new Matrix();
matrix.preScale(ratio, ratio);
Bitmap newBM = Bitmap.createBitmap(origin, 0, 0, width, height, matrix, false);
if (newBM.equals(origin)) {
return newBM;
}
origin.recycle();
return newBM;
}
示例8: rotateBitmap
import android.graphics.Bitmap; //导入方法依赖的package包/类
private static Bitmap rotateBitmap(Bitmap origin, float alpha) {
if (origin == null) {
return null;
}
int width = origin.getWidth();
int height = origin.getHeight();
Matrix matrix = new Matrix();
matrix.setRotate(alpha);
Bitmap newBM = Bitmap.createBitmap(origin, 0, 0, width, height, matrix, false);
if (newBM.equals(origin)) {
return newBM;
}
origin.recycle();
return newBM;
}
示例9: circleCrop
import android.graphics.Bitmap; //导入方法依赖的package包/类
/**
* Crop the image to a circle and resize to the specified width/height. The circle crop will
* have the same width and height equal to the min-edge of the result image.
*
* @param pool The BitmapPool obtain a bitmap from.
* @param inBitmap The Bitmap to resize.
* @param destWidth The width in pixels of the final Bitmap.
* @param destHeight The height in pixels of the final Bitmap.
* @return The resized Bitmap (will be recycled if recycled is not null).
*/
public static Bitmap circleCrop(@NonNull BitmapPool pool, @NonNull Bitmap inBitmap,
int destWidth, int destHeight) {
int destMinEdge = Math.min(destWidth, destHeight);
float radius = destMinEdge / 2f;
int srcWidth = inBitmap.getWidth();
int srcHeight = inBitmap.getHeight();
float scaleX = destMinEdge / (float) srcWidth;
float scaleY = destMinEdge / (float) srcHeight;
float maxScale = Math.max(scaleX, scaleY);
float scaledWidth = maxScale * srcWidth;
float scaledHeight = maxScale * srcHeight;
float left = (destMinEdge - scaledWidth) / 2f;
float top = (destMinEdge - scaledHeight) / 2f;
RectF destRect = new RectF(left, top, left + scaledWidth, top + scaledHeight);
// Alpha is required for this transformation.
Bitmap toTransform = getAlphaSafeBitmap(pool, inBitmap);
Bitmap result = pool.get(destMinEdge, destMinEdge, Bitmap.Config.ARGB_8888);
result.setHasAlpha(true);
BITMAP_DRAWABLE_LOCK.lock();
try {
Canvas canvas = new Canvas(result);
// Draw a circle
canvas.drawCircle(radius, radius, radius, CIRCLE_CROP_SHAPE_PAINT);
// Draw the bitmap in the circle
canvas.drawBitmap(toTransform, null, destRect, CIRCLE_CROP_BITMAP_PAINT);
clear(canvas);
} finally {
BITMAP_DRAWABLE_LOCK.unlock();
}
if (!toTransform.equals(inBitmap)) {
pool.put(toTransform);
}
return result;
}
示例10: decodeFromWrappedStreams
import android.graphics.Bitmap; //导入方法依赖的package包/类
private Bitmap decodeFromWrappedStreams(InputStream is,
BitmapFactory.Options options, DownsampleStrategy downsampleStrategy,
DecodeFormat decodeFormat, int requestedWidth, int requestedHeight,
boolean fixBitmapToRequestedDimensions, DecodeCallbacks callbacks) throws IOException {
int[] sourceDimensions = getDimensions(is, options, callbacks);
int sourceWidth = sourceDimensions[0];
int sourceHeight = sourceDimensions[1];
String sourceMimeType = options.outMimeType;
int orientation = ImageHeaderParserUtils.getOrientation(parsers, is, byteArrayPool);
int degreesToRotate = TransformationUtils.getExifOrientationDegrees(orientation);
options.inPreferredConfig = getConfig(is, decodeFormat);
if (options.inPreferredConfig != Bitmap.Config.ARGB_8888) {
options.inDither = true;
}
int targetWidth = requestedWidth == Target.SIZE_ORIGINAL ? sourceWidth : requestedWidth;
int targetHeight = requestedHeight == Target.SIZE_ORIGINAL ? sourceHeight : requestedHeight;
calculateScaling(downsampleStrategy, degreesToRotate, sourceWidth, sourceHeight, targetWidth,
targetHeight, options);
boolean isKitKatOrGreater = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
// Prior to KitKat, the inBitmap size must exactly match the size of the bitmap we're decoding.
if ((options.inSampleSize == 1 || isKitKatOrGreater)
&& shouldUsePool(is)) {
int expectedWidth;
int expectedHeight;
if (fixBitmapToRequestedDimensions && isKitKatOrGreater) {
expectedWidth = targetWidth;
expectedHeight = targetHeight;
} else {
float densityMultiplier = isScaling(options)
? (float) options.inTargetDensity / options.inDensity : 1f;
int sampleSize = options.inSampleSize;
int downsampledWidth = (int) Math.ceil(sourceWidth / (float) sampleSize);
int downsampledHeight = (int) Math.ceil(sourceHeight / (float) sampleSize);
expectedWidth = Math.round(downsampledWidth * densityMultiplier);
expectedHeight = Math.round(downsampledHeight * densityMultiplier);
if (Log.isLoggable(TAG, Log.VERBOSE)) {
Log.v(TAG, "Calculated target [" + expectedWidth + "x" + expectedHeight + "] for source"
+ " [" + sourceWidth + "x" + sourceHeight + "]"
+ ", sampleSize: " + sampleSize
+ ", targetDensity: " + options.inTargetDensity
+ ", density: " + options.inDensity
+ ", density multiplier: " + densityMultiplier);
}
}
// If this isn't an image, or BitmapFactory was unable to parse the size, width and height
// will be -1 here.
if (expectedWidth > 0 && expectedHeight > 0) {
setInBitmap(options, bitmapPool, expectedWidth, expectedHeight);
}
}
Bitmap downsampled = decodeStream(is, options, callbacks);
callbacks.onDecodeComplete(bitmapPool, downsampled);
if (Log.isLoggable(TAG, Log.VERBOSE)) {
logDecode(sourceWidth, sourceHeight, sourceMimeType, options, downsampled,
requestedWidth, requestedHeight);
}
Bitmap rotated = null;
if (downsampled != null) {
// If we scaled, the Bitmap density will be our inTargetDensity. Here we correct it back to
// the expected density dpi.
downsampled.setDensity(displayMetrics.densityDpi);
rotated = TransformationUtils.rotateImageExif(bitmapPool, downsampled, orientation);
if (!downsampled.equals(rotated)) {
bitmapPool.put(downsampled);
}
}
return rotated;
}
示例11: setIconBitmap
import android.graphics.Bitmap; //导入方法依赖的package包/类
public void setIconBitmap(Bitmap bitmap) {
if (!bitmap.equals(mIconBitmap)) {
mIconBitmap = bitmap;
invalidateView();
}
}