import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
/**
 * Loading the svg from the resources.
 *
 * @param context     Context object to get the resources.
 * @param svgResource int resource id of the svg.
 */
public void load(Context context, int svgResource) {
    if (mSvg != null) return;
    try {
        mSvg = SVG.getFromResource(context, svgResource);
        mSvg.setDocumentPreserveAspectRatio(PreserveAspectRatio.UNSCALED);
    } catch (SVGParseException e) {
        Log.e(LOG_TAG, "Could not load specified SVG resource", e);
    }
}
 

import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
@Override
public Resource<SVG> decode(InputStream source, int width, int height) throws IOException {
    try {
        SVG svg = SVG.getFromInputStream(source);
        svg.setDocumentHeight(height);
        svg.setDocumentWidth(width);
        svg.setDocumentPreserveAspectRatio(PreserveAspectRatio.LETTERBOX);
        return new SimpleResource<>(svg);
    } catch (SVGParseException ex) {
        throw new IOException("Cannot load SVG from stream", ex);
    }
}
 

import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
/**
 * Loading the svg from the resources.
 *
 * @param context     Context object to get the resources.
 * @param svgResource int resource id of the svg.
 */
public void load(Context context, int svgResource) {
    if (mSvg != null) 
        return;
    try {
        mSvg = SVG.getFromResource(context, svgResource);
        mSvg.setDocumentPreserveAspectRatio(PreserveAspectRatio.UNSCALED);
    } catch (SVGParseException e) {
        Log.e(LOG_TAG, "Could not load specified SVG resource", e);
    }
}
 

import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
@Override
public Resource<PictureDrawable> transcode(Resource<SVG> toTranscode) {
    SVG svg = toTranscode.get();
    Picture picture;
    if (svg.getDocumentWidth() != -1) {
        svg.setDocumentPreserveAspectRatio(PreserveAspectRatio.FULLSCREEN);
        picture = svg.renderToPicture();
    } else {
        picture = svg.renderToPicture(mDeviceWidth, Math.round(mDeviceWidth/svg.getDocumentAspectRatio()));
    }

    PictureDrawable drawable = new PictureDrawable(picture);
    return new SimpleResource<>(drawable);
}
 

import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
public void load(Context context, int svgResource) {
    if (mSvg != null) return;
    try {
        mSvg = SVG.getFromResource(context, svgResource);
        mSvg.setDocumentPreserveAspectRatio(PreserveAspectRatio.UNSCALED);
    } catch (SVGParseException e) {
        Log.e(LOG_TAG, "Could not load specified SVG resource", e);
    }
}
 

import com.caverock.androidsvg.PreserveAspectRatio; //导入依赖的package包/类
public void load(Context context, int svgResource) {
    if (mSvg != null) return;
    try {
        mSvg = SVG.getFromResource(context, svgResource);
        mSvg.setDocumentPreserveAspectRatio(PreserveAspectRatio.UNSCALED);
    } catch (SVGParseException e) {
        Log.e("CatChatSvg", "Could not load specified SVG resource", e);
    }
}