73 lines
1.9 KiB
Java
73 lines
1.9 KiB
Java
/*
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* Copyright 2016 Hippo Seven
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.hippo.drawable;
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import android.graphics.Canvas;
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import android.graphics.ColorFilter;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PixelFormat;
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import android.graphics.Rect;
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import android.graphics.drawable.Drawable;
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public class TriangleDrawable extends Drawable {
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private final Paint mPaint;
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private final Path mPath;
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public TriangleDrawable(int color) {
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mPaint = new Paint(Paint.ANTI_ALIAS_FLAG | Paint.DITHER_FLAG);
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mPaint.setColor(color);
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mPath = new Path();
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}
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public void setColor(int color) {
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mPaint.setColor(color);
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invalidateSelf();
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}
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@Override
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protected void onBoundsChange(Rect bounds) {
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super.onBoundsChange(bounds);
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mPath.reset();
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mPath.moveTo(bounds.left, bounds.top);
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mPath.lineTo(bounds.right, bounds.top);
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mPath.lineTo(bounds.right, bounds.bottom);
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mPath.close();
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}
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@Override
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public void draw(Canvas canvas) {
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canvas.drawPath(mPath, mPaint);
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}
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@Override
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public void setAlpha(int alpha) {
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mPaint.setAlpha(alpha);
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}
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@Override
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public void setColorFilter(ColorFilter colorFilter) {
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mPaint.setColorFilter(colorFilter);
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}
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@Override
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public int getOpacity() {
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return PixelFormat.OPAQUE;
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}
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}
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