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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd5193d9394c5e58176d7bcdf50ef017f8a3b9e1e (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /awt/java/awt/image/renderable/RenderContext.java
parent43aa2b1cbf7a03e248e10f4d0fec0463257cd52d (diff)
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-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-/**
- * @author Igor V. Stolyarov
- * @version $Revision$
- */
-
-package java.awt.image.renderable;
-
-import java.awt.RenderingHints;
-import java.awt.Shape;
-import java.awt.geom.AffineTransform;
-
-/**
- * The Class RenderContext stores data on how an image is to be rendered: the
- * affine transform, the area of interest, and the rendering hints.
- *
- * @since Android 1.0
- */
-public class RenderContext implements Cloneable {
-
- /**
- * The affine transform.
- */
- AffineTransform transform;
-
- /**
- * The area of interest.
- */
- Shape aoi;
-
- /**
- * The rendering hints.
- */
- RenderingHints hints;
-
- /**
- * Instantiates a new render context.
- *
- * @param usr2dev
- * the affine transform.
- * @param aoi
- * the area of interest.
- * @param hints
- * the rendering hints.
- */
- public RenderContext(AffineTransform usr2dev, Shape aoi, RenderingHints hints) {
- this.transform = (AffineTransform)usr2dev.clone();
- this.aoi = aoi;
- this.hints = hints;
- }
-
- /**
- * Instantiates a new render context with no specified hints.
- *
- * @param usr2dev
- * the affine transform.
- * @param aoi
- * the area of interest.
- */
- public RenderContext(AffineTransform usr2dev, Shape aoi) {
- this(usr2dev, aoi, null);
- }
-
- /**
- * Instantiates a new render context with no specified area of interest.
- *
- * @param usr2dev
- * the affine transform.
- * @param hints
- * the rendering hints.
- */
- public RenderContext(AffineTransform usr2dev, RenderingHints hints) {
- this(usr2dev, null, hints);
- }
-
- /**
- * Instantiates a new render context with no rendering hints or area of
- * interest.
- *
- * @param usr2dev
- * the affine transform.
- */
- public RenderContext(AffineTransform usr2dev) {
- this(usr2dev, null, null);
- }
-
- @Override
- public Object clone() {
- return new RenderContext(transform, aoi, hints);
- }
-
- /**
- * Sets the affine transform for this render context.
- *
- * @param newTransform
- * the new affine transform.
- */
- public void setTransform(AffineTransform newTransform) {
- transform = (AffineTransform)newTransform.clone();
- }
-
- /**
- * Concatenates the current transform with the specified transform (so they
- * are applied with the specified transform acting first) and sets the
- * resulting transform as the affine transform of this rendering context.
- *
- * @param modTransform
- * the new transform which modifies the current transform.
- * @deprecated use
- * {@link RenderContext#preConcatenateTransform(AffineTransform)}
- * .
- */
- @Deprecated
- public void preConcetenateTransform(AffineTransform modTransform) {
- preConcatenateTransform(modTransform);
- }
-
- /**
- * Concatenates the current transform with the specified transform (so they
- * are applied with the specified transform acting first) and sets the
- * resulting transform as the affine transform of this rendering context.
- *
- * @param modTransform
- * the new transform which modifies the current transform.
- */
- public void preConcatenateTransform(AffineTransform modTransform) {
- transform.preConcatenate(modTransform);
- }
-
- /**
- * Concatenate the specified transform with the current transform.
- *
- * @param modTransform
- * the new transform which modifies the current transform.
- * @deprecated use
- * {@link RenderContext#concatenateTransform(AffineTransform)}.
- */
- @Deprecated
- public void concetenateTransform(AffineTransform modTransform) {
- concatenateTransform(modTransform);
- }
-
- /**
- * Concatenate the specified transform with the current transform.
- *
- * @param modTransform
- * the new transform which modifies the current transform.
- */
- public void concatenateTransform(AffineTransform modTransform) {
- transform.concatenate(modTransform);
- }
-
- /**
- * Gets the transform.
- *
- * @return the transform.
- */
- public AffineTransform getTransform() {
- return (AffineTransform)transform.clone();
- }
-
- /**
- * Sets the area of interest.
- *
- * @param newAoi
- * the new area of interest.
- */
- public void setAreaOfInterest(Shape newAoi) {
- aoi = newAoi;
- }
-
- /**
- * Gets the area of interest.
- *
- * @return the area of interest.
- */
- public Shape getAreaOfInterest() {
- return aoi;
- }
-
- /**
- * Sets the rendering hints.
- *
- * @param hints
- * the new rendering hints.
- */
- public void setRenderingHints(RenderingHints hints) {
- this.hints = hints;
- }
-
- /**
- * Gets the rendering hints.
- *
- * @return the rendering hints.
- */
- public RenderingHints getRenderingHints() {
- return hints;
- }
-}