'JAVA'에 해당되는 글 252건

public void chartRiskStatusDownload(HttpServletRequest request , HttpServletResponse response) throws IOException, AWTException{

Map<String, Object> rtnMap = new HashMap<String, Object>();

String filename = request.getParameter("filename");

String path = request.getParameter("path");

/** HTTP 헤더 셋팅 */

// response.reset();

// IE 체크

response.setContentType("application/octet-stream;charset=utf-8");

response.setCharacterEncoding("UTF-8");

response.setHeader("Content-Disposition", "attachment;filename=" + filename);

response.setHeader("Content-Transfer-Encoding", "binary;");

/** 파일 다운로드 */

LOGGER.info(String.format(LogFormat.DEBUG,"filename "+filename+" filepath "+path));

    Robot robot = new Robot();

        //모니터 화면 크기 가지고 오는 객체

        Dimension screen = Toolkit.getDefaultToolkit().getScreenSize();

        //모니터의 화면을 selectRect에 가로,세로 표현

        Rectangle selectRect = new Rectangle((int)screen.getWidth(), (int)screen.getHeight());

        //스크린샷된 데이터를 bufferedimage에 담음

        BufferedImage buffimg = robot.createScreenCapture(selectRect);

        //bufferedimage to inputstream convert

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        ImageIO.write(buffimg, "png", baos);

        InputStream is = new ByteArrayInputStream(baos.toByteArray());

        //output을 위해 bufferedimage를 byte데이터로 바꿈

        byte[] imageBytes = baos.toByteArray();

int read = 0;

BufferedInputStream fin =

new BufferedInputStream(is);

BufferedOutputStream outs =

new BufferedOutputStream(response.getOutputStream());

// 파일 읽어서 브라우저로 출력하기

try {

       while((read=fin.read(imageBytes)) != -1){

        LOGGER.info(String.format(LogFormat.DEBUG,"fileread "+read));

         outs.write(imageBytes, 0, read);

       }

} catch (Exception e) {

e.printStackTrace();

} finally{

if (outs != null) {outs.close();}

       if (fin != null) {fin.close();}

  }

}

}

byte[] imageBytes = ((DataBufferByte) bufferedImage.getData().getDataBuffer()).getData();

//div 아이디를 가지고 canvas로만들어줌

var element = $("#mapHolder"); // global variable

var getCanvas; // global variable

   $("#btn-Preview-Image").on('click', function () {

     html2canvas(element, {

        onrendered: function (canvas) {

               getCanvas = canvas;

            }

        });

   });

//다운로드

$("#btn-Convert-Html2Image").on('click', function () {

//익스플로러일경우

if (navigator.msSaveBlob) {

     console.log('this is IE');

     var URL=window.URL;

     var BlobBuilder = window.MSBlobBuilder;

     navigator.saveBlob=navigator.msSaveBlob;

     var imgBlob = getCanvas.msToBlob();

     if (BlobBuilder && navigator.saveBlob) {

       var showSave =  function (data, name, mimetype) {

         var builder = new BlobBuilder();

         builder.append(data);

         var blob = builder.getBlob(mimetype||"application/octet-stream");

         if (!name)

           name = "Download.bin";

         navigator.saveBlob(blob, name);

       };

       showSave(imgBlob, 'your_pic_name.png',"image/png");

     }

   } 

//크롬 또는 다른브라우저

else {

    var imgageData = getCanvas.toDataURL("image/png")

    var newData = imgageData.replace(/^data:image\/png/, "data:application/octet-stream");

     $("#btn-Convert-Html2Image").attr("download", "your_pic_name.png").attr("href", newData);

   }

});

$("#sgg > option[value="+parent_value.SGG+"]").attr("selected", "ture");

SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMM");

Calendar cal = Calendar.getInstance();

cal.add(cal.MONTH, -1);

//기준일자 기본값 설정

model.addAttribute("searchInfo",dateFormat.format(cal.getTime()).substring(0, 6));