68 lines
2.7 KiB
Java
68 lines
2.7 KiB
Java
/*
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* Copyright 2010, 2011, 2012 mapsforge.org
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* Copyright 2013-2014 Ludwig M Brinckmann
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* Copyright 2014-2018 devemux86
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*
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* This program is free software: you can redistribute it and/or modify it under the
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* terms of the GNU Lesser General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.oscim.android.canvas;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Picture;
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import android.graphics.RectF;
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import com.caverock.androidsvg.SVG;
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import org.oscim.backend.CanvasAdapter;
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import org.oscim.utils.GraphicUtils;
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import java.io.IOException;
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import java.io.InputStream;
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public class AndroidSvgBitmap extends AndroidBitmap {
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/**
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* Default size is 20x20px (400px) at baseline mdpi (160dpi).
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*/
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public static float DEFAULT_SIZE = 400f;
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public static android.graphics.Bitmap getResourceBitmap(InputStream inputStream, float scaleFactor, float defaultSize, int width, int height, int percent) throws IOException {
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try {
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SVG svg = SVG.getFromInputStream(inputStream);
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Picture picture = svg.renderToPicture();
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double scale = scaleFactor / Math.sqrt((picture.getHeight() * picture.getWidth()) / defaultSize);
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float[] bmpSize = GraphicUtils.imageSize(picture.getWidth(), picture.getHeight(), (float) scale, width, height, percent);
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android.graphics.Bitmap bitmap = android.graphics.Bitmap.createBitmap((int) Math.ceil(bmpSize[0]),
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(int) Math.ceil(bmpSize[1]), Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(bitmap);
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canvas.drawPicture(picture, new RectF(0, 0, bmpSize[0], bmpSize[1]));
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return bitmap;
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} catch (Exception e) {
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throw new IOException(e);
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}
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}
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private static android.graphics.Bitmap getResourceBitmapImpl(InputStream inputStream, int width, int height, int percent) throws IOException {
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synchronized (SVG.getVersion()) {
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return getResourceBitmap(inputStream, CanvasAdapter.getScale(), DEFAULT_SIZE, width, height, percent);
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}
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}
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public AndroidSvgBitmap(InputStream inputStream, int width, int height, int percent) throws IOException {
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super(getResourceBitmapImpl(inputStream, width, height, percent));
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}
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}
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