| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed 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. |
| */ |
| |
| package android.graphics.drawable.shapes; |
| |
| import android.annotation.NonNull; |
| import android.graphics.Canvas; |
| import android.graphics.Paint; |
| import android.graphics.Path; |
| |
| /** |
| * Creates geometric paths, utilizing the {@link android.graphics.Path} class. |
| * <p> |
| * The path can be drawn to a Canvas with its own draw() method, |
| * but more graphical control is available if you instead pass |
| * the PathShape to a {@link android.graphics.drawable.ShapeDrawable}. |
| */ |
| public class PathShape extends Shape { |
| private final float mStdWidth; |
| private final float mStdHeight; |
| |
| private Path mPath; |
| |
| private float mScaleX; // cached from onResize |
| private float mScaleY; // cached from onResize |
| |
| /** |
| * PathShape constructor. |
| * |
| * @param path a Path that defines the geometric paths for this shape |
| * @param stdWidth the standard width for the shape. Any changes to the |
| * width with resize() will result in a width scaled based |
| * on the new width divided by this width. |
| * @param stdHeight the standard height for the shape. Any changes to the |
| * height with resize() will result in a height scaled based |
| * on the new height divided by this height. |
| */ |
| public PathShape(@NonNull Path path, float stdWidth, float stdHeight) { |
| mPath = path; |
| mStdWidth = stdWidth; |
| mStdHeight = stdHeight; |
| } |
| |
| @Override |
| public void draw(Canvas canvas, Paint paint) { |
| canvas.save(); |
| canvas.scale(mScaleX, mScaleY); |
| canvas.drawPath(mPath, paint); |
| canvas.restore(); |
| } |
| |
| @Override |
| protected void onResize(float width, float height) { |
| mScaleX = width / mStdWidth; |
| mScaleY = height / mStdHeight; |
| } |
| |
| @Override |
| public PathShape clone() throws CloneNotSupportedException { |
| final PathShape shape = (PathShape) super.clone(); |
| shape.mPath = new Path(mPath); |
| return shape; |
| } |
| } |
| |