加载本地svg图片：
SVGParserRenderer norDrawable = OtherPageConfigsManager.getInstance().getSVGParserRenderer(this,map.get("iconUrlNor")); public SVGParserRenderer getSVGParserRenderer(Context context, String svgPath){ String config = ""; if(iconLoadPathType == SAVE_TYPE_ASSETS)//本地存储位置 config = FileSystem.getFromAssets(context, "panelConfigFolder/"+svgPath); else if(iconLoadPathType == SAVE_TYPE_SDCARD)//SDK存储位置 config = "";//"file://"+FileSystem.getCacheRootDir(context, "").getPath()+ url; else if(iconLoadPathType == SAVE_TYPE_SYSTEM_DATA_FOLDER)//内部文件系统存储位置 //modify by chris.lei 添加中台未配发右侧在线客服图标导致从内部文件中读取不到信息客户端首页显示空白的问题 config = FileSystem.readFromFile(context, getConfigFile(context, "panelConfigFolder", svgPath).getPath()); if(config == ""){ config = FileSystem.getFromAssets(context, "panelConfigFolder/"+svgPath); } return SvgRes1.getSVGParserRenderer(context, config);//从配置文件获取 } public static SVGParserRenderer getSVGParserRenderer(Context context, String svgContent) { return svgContent != null && !svgContent.equals("")?new SVGParserRenderer(context, parseCssStyleToSvg(svgContent)):null; } public static String parseCssStyleToSvg(String svgContent) { int startIndex = svgContent.indexOf("<style"); int endIndex = svgContent.indexOf("</style>") + "</style>".length(); String styleStr = null; if(startIndex >= 0 && endIndex >= 0) { styleStr = svgContent.substring(startIndex, endIndex); // styleStr = <style type="text/css"><![CDATA[.strokeColor{fill:#B0B0B0;}]]></style> if(styleStr != null && !styleStr.equals("")) { int startIndex1 = styleStr.indexOf("."); int endIndex1 = styleStr.lastIndexOf("."); int endendIndex = styleStr.lastIndexOf(";}") + ";}".length(); String colorStr; if(startIndex1 == endIndex1) { colorStr = styleStr.substring(startIndex1 + ".".length(), endendIndex); } else { colorStr = styleStr.substring(startIndex1, endendIndex); } //colorStr = strokeColor{fill:#B0B0B0;} String[] fillColorArr = colorStr.split(";"); if(fillColorArr != null) { for(int i = 0; i < fillColorArr.length; ++i) { if(fillColorArr[i].contains("fill:")) { String[] nameColorArr = fillColorArr[i].split("fill:"); if(nameColorArr != null) { int nameStartIndex = nameColorArr[0].indexOf(".") + ".".length(); String name = nameColorArr[0].substring(nameStartIndex, nameColorArr[0].length() - 1); String color = nameColorArr[1]; if(svgContent.contains("class=\"" + name + "\"")) { svgContent = svgContent.replace("class=\"" + name + "\"", "fill=\"" + color + "\""); } } } } } } svgContent = svgContent.replace(styleStr, ""); } return svgContent; } parseCssStyleToSvg的行参 svgContent = <?xml version="1.0" encoding="utf-8"?> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <svg version="1.1" id="图层_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="48px" height="48px" viewBox="0 0 48 48" enable-background="new 0 0 48 48" xml:space="preserve"> <style type="text/css"> <![CDATA[ .strokeColor{fill:#B0B0B0;} ]]> </style> <path class="strokeColor" d="M3.494,24c0-0.587,0.476-1.063,1.063-1.063h38.886c0.588,0,1.063,0.476,1.063,1.063l0,0 c0,0.587-0.475,1.062-1.063,1.062H4.557C3.97,25.063,3.494,24.587,3.494,24L3.494,24z"/> <g> <g> <g> <path class="strokeColor" d="M3.806,23.249c0.415-0.414,1.088-0.414,1.502,0l17.054,17.053c0.415,0.415,0.415,1.087,0,1.503l0,0 c-0.415,0.414-1.088,0.414-1.503,0L3.806,24.751C3.391,24.336,3.391,23.665,3.806,23.249L3.806,23.249z"/> </g> <g> <path class="strokeColor" d="M22.361,6.196c0.415,0.415,0.415,1.087,0,1.502L5.308,24.751c-0.414,0.415-1.087,0.415-1.502,0l0,0 c-0.415-0.415-0.415-1.087,0-1.503L20.858,6.196C21.273,5.781,21.946,5.781,22.361,6.196L22.361,6.196z"/> </g> </g> </g> </svg> 返回 svgContent = <?xml version="1.0" encoding="utf-8"?> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <svg version="1.1" id="图层_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" width="48px" height="48px" viewBox="0 0 48 48" enable-background="new 0 0 48 48" xml:space="preserve"> <path fill="#B0B0B0" d="M3.494,24c0-0.587,0.476-1.063,1.063-1.063h38.886c0.588,0,1.063,0.476,1.063,1.063l0,0 c0,0.587-0.475,1.062-1.063,1.062H4.557C3.97,25.063,3.494,24.587,3.494,24L3.494,24z"/> <g> <g> <g> <path fill="#B0B0B0" d="M3.806,23.249c0.415-0.414,1.088-0.414,1.502,0l17.054,17.053c0.415,0.415,0.415,1.087,0,1.503l0,0 c-0.415,0.414-1.088,0.414-1.503,0L3.806,24.751C3.391,24.336,3.391,23.665,3.806,23.249L3.806,23.249z"/> </g> <g> <path fill="#B0B0B0" d="M22.361,6.196c0.415,0.415,0.415,1.087,0,1.502L5.308,24.751c-0.414,0.415-1.087,0.415-1.502,0l0,0 c-0.415-0.415-0.415-1.087,0-1.503L20.858,6.196C21.273,5.781,21.946,5.781,22.361,6.196L22.361,6.196z"/> </g> </g> </g> </svg>
下载网络svg图片：
if (norDrawable == null) { panelConfigsDownloader.startDownloadForSvgIcon(this, OtherPageConfigsManager.getInstance(), map.get("downloadUrl") + norFilePath, saveNorFilePath, new SvgIconOnDownloadCompleteListener( mKdsShortcutView[index], map, "iconUrlNor")); } public void startDownloadForSvgIcon(Context context,ConfigsManager configsManager,String svgDownloadUrl, String svgFilePath, OnDownloadCompleteListener onDownloadCompleteListener){ //下载配置文件 String parentFolder = configsManager.mConfigInfo.saveFolderName+"/"; //parentFolder = panelConfigFolder/ String fileName = ""; if(svgFilePath != null && !svgFilePath.equals("")){ //svgFilePath = ueditor/1431988818264.svg String[] saveFileDir = svgFilePath.split("/"); for(int i = 0; i < saveFileDir.length; i++){ if(saveFileDir[i].contains(".")){ fileName = saveFileDir[i]; //fileName = 1431988818264.svg continue; } parentFolder += saveFileDir[i]; //parentFolder = panelConfigFolder/ueditor } }else{ return;//说明不是需要下载的文件 } File file = configsManager.getConfigFile(context, parentFolder, fileName); //file = panelConfigFolder/ueditor/1431988818264.svg DownloadConfigFileThread downloadConfigFileThread = new DownloadConfigFileThread(context, svgDownloadUrl, file, onDownloadCompleteListener); if(!file.isDirectory() && !file.exists()) {//考虑已经存在同样名字的文件或者目录， //Logger.d("downloadConfigFile", "startDownloadForSvgIcon exists:"+file.exists()); downloadConfigFileThread.start();//开始下载 }else{ Logger.i("快捷按钮配置文件", "警告：该文件存在相同文件名，不进行下载更新，请知晓！"); downloadConfigFileThread.onDownloadComplete();//已经存在也视为完成 } } public class DownloadConfigFileThread extends Thread { public synchronized void run() { try { URL url = new URL(downurl);// http://113.78.134.110:21800/api/config/app/ui/otherpage/online/66099/100000 // 创建连接 HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setConnectTimeout(30000); conn.setReadTimeout(30000); conn.connect(); // 获取文件大小 int length = conn.getContentLength();//40674 // 创建输入流 InputStream is = conn.getInputStream(); //处理文件路径不存在的问题 String dirFilePath = configFile.getPath();// /data/data/dongzheng.szkingdom.android.phone/files/panelConfigFolder/otherpage_temp.json String childDirPath = ""; String[] path = dirFilePath.split("/"); for(int i = 0; i < path.length-1;i++){ if(path[i].contains(".")) continue; childDirPath += "/" + path[i]; File file = new File(childDirPath); if(!file.exists()) {//考虑已经存在同样名字的文件或者目录， Logger.d("tag", "DownloadConfigFileThread mkdir newPath:"+file.getPath()); file.mkdir(); file.setExecutable(true, false); file.setReadable(true, false); file.setWritable(true, false); } } FileOutputStream fos = new FileOutputStream(configFile); // 输出到文件 /data/data/dongzheng.szkingdom.android.phone/files/panelConfigFolder/otherpage_temp.json // 缓存 byte buf[] = new byte[1024]; int count = 0; // 写入到文件中 do { int numread = is.read(buf); count += numread; // 计算进度条位置 int progress = (int) (((float) count / length) * 100); float tempSpace = count / 1024.0f / 1024.0f; String downloadSpace = ""; try{ downloadSpace = String.format("%.3f",tempSpace)+"M";// > 1.0f ? (tempSpace+"M") : (count / 1024.0f+"KB"); }catch(Exception e){ } if (numread <= 0) { //下载完成 mHandler.removeMessages(0); Message msg = Message.obtain(); msg.what = 0; mHandler.sendMessage(msg); break; } // 写入文件 fos.write(buf, 0, numread); } while (true);// 点击取消就停止下载. fos.close(); is.close(); }catch(Exception e){ mHandler.removeMessages(1); mHandler.sendEmptyMessage(1); //e.printStackTrace(); } } }
本文转自农夫山泉别墅博客园博客，原文链接：http://www.cnblogs.com/yaowen/p/5660310.html，如需转载请自行联系原作者
