package screenCapture;
import java.awt.AWTException;
import java.awt.BorderLayout;
import java.awt.Cursor;
import java.awt.Graphics;
import java.awt.Rectangle;
import java.awt.Robot;
import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.io.OutputStream;
import javax.imageio.ImageIO;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
public class ScreenCapture {
// test main
public static void main(String[] args) throws Exception {
try {
Clipboard cb = Toolkit.getDefaultToolkit().getSystemClipboard();
String userdir = System.getProperty("user.dir");
File tempFile = new File("d:", "temp.png");
ScreenCapture capture = ScreenCapture.getInstance();
capture.captureImage();
JFrame frame = new JFrame();
JPanel panel = new JPanel();
panel.setLayout(new BorderLayout());
JLabel imagebox = new JLabel();
panel.add(BorderLayout.CENTER, imagebox);
//imagebox.setIcon(capture.getPickedIcon());
//capture.saveToFile(tempFile);
//capture.captureImage();
ImageIcon icon=capture.getPickedIcon();
ImageTransferable it=new ImageTransferable(icon);
cb.setContents(it, it);
imagebox.setIcon(icon);
frame.setContentPane(panel);
frame.setSize(400, 300);
frame.setVisible(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
System.out.println("Over");
} catch (Exception e) {
e.printStackTrace();
}
}
private ScreenCapture() {
try {
robot = new Robot();
}
catch (AWTException e) {
System.err.println("Internal Error: " + e);
e.printStackTrace();
}
JPanel cp = (JPanel) dialog.getContentPane();
cp.setLayout(new BorderLayout());
labFullScreenImage.addMouseListener(new MouseAdapter() {
public void mouseReleased(MouseEvent evn) {
isFirstPoint = true;
//ImageTransferable
pickedImage = fullScreenImage.getSubimage(recX, recY, recW,
recH);
dialog.setVisible(false);
}
});
labFullScreenImage.addMouseMotionListener(new MouseMotionAdapter() {
public void mouseDragged(MouseEvent evn) {
if (isFirstPoint) {
x1 = evn.getX();
y1 = evn.getY();
isFirstPoint = false;
}
else {
x2 = evn.getX();
y2 = evn.getY();
int maxX = Math.max(x1, x2);
int maxY = Math.max(y1, y2);
int minX = Math.min(x1, x2);
int minY = Math.min(y1, y2);
recX = minX;
recY = minY;
recW = maxX - minX;
recH = maxY - minY;
labFullScreenImage.drawRectangle(recX, recY, recW, recH);
}
}
public void mouseMoved(MouseEvent e) {
labFullScreenImage.drawCross(e.getX(), e.getY());
}
});
cp.add(BorderLayout.CENTER, labFullScreenImage);
dialog.setCursor(Cursor.getPredefinedCursor(Cursor.CROSSHAIR_CURSOR));
dialog.setAlwaysOnTop(true);
dialog.setMaximumSize(
Toolkit.getDefaultToolkit().getScreenSize());
dialog.setUndecorated(true);
dialog.setSize(dialog.getMaximumSize());
dialog.setModal(true);
}
// Singleton Pattern
public static ScreenCapture getInstance() {
return defaultCapturer;
}
/** 捕捉全屏慕 */
public Icon captureFullScreen() {
fullScreenImage = robot.createScreenCapture(new Rectangle(
Toolkit.getDefaultToolkit().getScreenSize()));
ImageIcon icon = new ImageIcon(fullScreenImage);
return icon;
}
/**
* 捕捉屏幕的一个矫形区域
*/
public void captureImage() {
fullScreenImage = robot.createScreenCapture(new Rectangle(
Toolkit.getDefaultToolkit().getScreenSize()));
ImageIcon icon = new ImageIcon(fullScreenImage);
labFullScreenImage.setIcon(icon);
dialog.setVisible(true);
}
/** 得到捕捉后的BufferedImage */
public BufferedImage getPickedImage() {
return pickedImage;
}
/** 得到捕捉后的Icon */
public ImageIcon getPickedIcon() {
return new ImageIcon(getPickedImage());
}
/**
* 储存为一个文件,为PNG格式
*
* @deprecated
*
* replaced by saveAsPNG(File file)
**/
@Deprecated
public void saveToFile(File file) throws IOException {
ImageIO.write(getPickedImage(), defaultImageFormater, file);
}
/** 储存为一个文件,为PNG格式 */
public void saveAsPNG(File file) throws IOException {
ImageIO.write(getPickedImage(), "png", file);
}
/** 储存为一个JPEG格式图像文件 */
public void saveAsJPEG(File file) throws IOException {
ImageIO.write(getPickedImage(), "JPEG", file);
}
/** 写入一个OutputStream */
public void write(OutputStream out) throws IOException {
ImageIO.write(getPickedImage(), defaultImageFormater, out);
}
// singleton design pattern
private static ScreenCapture defaultCapturer = new ScreenCapture();
private int x1, y1, x2, y2;
private int recX, recY, recH, recW; // 截取的图像
private boolean isFirstPoint = true;
private BackgroundImage labFullScreenImage = new BackgroundImage();
private Robot robot;
private BufferedImage fullScreenImage;
private BufferedImage pickedImage;
private String defaultImageFormater = "png";
private JDialog dialog = new JDialog();
}
/** 显示图片的Label */
class BackgroundImage extends JLabel {
public void paintComponent(Graphics g) {
super.paintComponent(g);
g.drawRect(x, y, w, h);
String area = Integer.toString(w) + " * " + Integer.toString(h);
g.drawString(area, x + (int) w / 2 - 15, y + (int) h / 2);
//g.drawLine(lineX, 0, lineX, getHeight());
//g.drawLine(0, lineY, getWidth(), lineY);
}
public void drawRectangle(int x, int y, int width, int height) {
this.x = x;
this.y = y;
h = height;
w = width;
repaint();
}
public void drawCross(int x, int y) {
lineX = x;
lineY = y;
repaint();
}
int lineX, lineY;
int x, y, h, w;
}
分享到:
相关推荐
PX Instant Screen Capture 是一款强大的、易于使用的、直观的、非 常流行的屏幕捕捉软件。它非常适合于专业与非专业用户使用。您仅需要 使用鼠标或热键便可以快速地对屏幕进行捕捉。您捕捉的屏幕快照将可以 被自动...
FastStone Screen Capture(FSCapture)是一款很棒的图像浏览、编辑和抓屏工具,FastStone Capture支持包括BMP、JPEG、JPEG 2000、GIF、PNG、PCX、TIFF、WMF、ICO 和TGA在内的所有主流图片格式,其独有的光滑和毛刺...
Optix Screen Capture (Screenshot)
SPX Instant Screen Capture 7.0汉化版
Movavi Screen Capture Studio 9 中文版主要功能: – 视频屏幕捕获: 录制程序截屏视频、在线视频、Skype 通话等 – 可自定义的捕获区域: 录制全屏、屏幕的任何部分或选定窗口 – 变速: 每秒 15 至 60 帧 – 捕获键盘...
很好用的截图软件spx Instant Screen Capture V6.0
ScreenCapture经典代码,涵盖全了
SPX Instant Screen Capture 是最棒的截图工具超方便使用,运行时只在任务栏占一个小小的图标,不带任何主体窗口,撕边及底色效果可自定义,默认的保存路径为桌面,用过后的图不用再进文件夹可直接删除了.(支持保存为:BMP...
截图SPXInstantScreenCapture
国外写的一个比较好的matlab截图代码,使用很简单,解压出来即可使用。
matlab开发-screencapture。编程捕获屏幕的小实用程序
ScreenCapture.zip,利用android 5.0 API 提供完整的录制视频库
此文件包含组成 ScreenCapture 应用程序的每个文件的内容摘要。 ScreenCapture.vcproj 这是使用“应用程序向导”生成的 VC++ 项目的主项目文件。 它包含有关生成文件的 Visual C++ 版本的信息,以及 有关用...
截图工具,支持自动截图,也可以自定义截图间隔时间,支持全屏合和幻灯片查看截图
SPX INSTANT SCREEN CAPTURE方便快捷的截图软件,可以手动设置截图方式,可以直接设置到粘贴板中,在发邮件或做电子表格时直接粘贴就可以了!!!
SPX Instant Screen Capture is a screen capture tool that brings the convenience of selecting a portion of the screen and sending it instantly to a destination of your choice, including any location on...
FoxArc Screen Capture 是一个可以替代系统屏幕截图的简单易用的轻量级屏幕捕捉程序,你可以捕获任意屏幕内容,包括矩形/椭圆形区域,窗口,对象,全屏.捕获的图片可以保存为JPG, BMP, PCX, PNG, PNM 和 TIFF格式.
screen capture Open source software. developed by some students of hcmuns in vn, it's in their "C 4 windows" course. Have fun! <br/>