public void setPanel(Parameters pp, String s) {
JPanel buttonsPanel = new JPanel();
okButton = new JButton("确定");
okButton.addActionListener(this);
dialog = new JDialog(this, s + " 参数选择", true);
Container contentPane = getContentPane();
Container dialogContentPane = dialog.getContentPane();
dialogContentPane.add(pp, BorderLayout.CENTER);
dialogContentPane.add(buttonsPanel, BorderLayout.SOUTH);
dialog.pack();
buttonsPanel.add(okButton);
dialog.setLocation(50, 330);
dialog.show();
}
@Override
protected void fireActionPerformed(ActionEvent event) {
try {
this.setSelected(true);
// create the dialog if this has not been done yet.
if (this.dialog == null) {
// Get the top level ancestor as parent for the new dialog.
// This ensures that on Mac OS X the global menu bar remains
// visible while the dialog is open.
final Container parent = this.getTopLevelAncestor();
dialog =
JColorChooser.createDialog(
parent,
colorChooserTitle,
true, // modal
colorChooser,
this, // OK button handler
null); // no CANCEL button handler
dialog.pack();
dialog.setResizable(false);
}
// show the dialog
colorChooser.setColor(color);
dialog.setVisible(true);
/* A simpler option that is displaying the ugly preview panel:
Color newColor = JColorChooser.showDialog(this.getTopLevelAncestor(),
colorChooserTitle, color);
if (newColor != null){
// only set color and fire an event when user did not cancel.
this.setColor(newColor);
super.fireActionPerformed(event);
}*/
} catch (Exception e) {
} finally {
this.setSelected(false);
}
}
public void actionPerformed(ActionEvent evt) {
Graphics g = getGraphics();
if (evt.getSource() == openItem) {
JFileChooser chooser = new JFileChooser();
common.chooseFile(chooser, "./images", 0); // 设置默认目录,过滤文件
int r = chooser.showOpenDialog(null);
if (r == JFileChooser.APPROVE_OPTION) {
String name = chooser.getSelectedFile().getAbsolutePath();
// 装载图像
iImage = common.openImage(name, new MediaTracker(this));
// 取载入图像的宽和高
iw = iImage.getWidth(null);
ih = iImage.getHeight(null);
bImage = new BufferedImage(iw, ih, BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = bImage.createGraphics();
g2.drawImage(iImage, 0, 0, null);
loadflag = true;
repaint();
}
} else if (evt.getSource() == rotateItem) // 内置旋转
{
setTitle("第4章 图像几何变换 内置旋转 作者 孙燮华");
common.draw(g, iImage, bImage, common.getParam("旋转角(度):", "30"), 0, 0);
} else if (evt.getSource() == scaleItem) // 内置缩放
{
setTitle("第4章 图像几何变换 内置缩放 作者 孙燮华");
// 参数选择面板
Parameters pp = new Parameters("参数", "x方向:", "y方向:", "1.5", "1.5");
setPanel(pp, "内置缩放");
float x = pp.getPadx();
float y = pp.getPady();
common.draw(g, iImage, bImage, x, y, 1);
} else if (evt.getSource() == shearItem) // 内置错切
{
setTitle("第4章 图像几何变换 内置错切 作者 孙燮华");
Parameters pp = new Parameters("参数", "x方向:", "y方向:", "0.5", "0.5");
setPanel(pp, "内置错切");
float x = pp.getPadx();
float y = pp.getPady();
common.draw(g, iImage, bImage, x, y, 2);
} else if (evt.getSource() == transItem) // 内置平移
{
setTitle("第4章 图像几何变换 内置平移 作者 孙燮华");
Parameters pp = new Parameters("参数", "x方向:", "y方向:", "100", "50");
setPanel(pp, "内置平移");
float x = pp.getPadx();
float y = pp.getPady();
common.draw(g, iImage, bImage, x, y, 3);
} else if (evt.getSource() == rotItem) // 旋转算法
{
setTitle("第4章 图像几何变换 旋转算法 作者 孙燮华");
pix = common.grabber(iImage, iw, ih);
// 旋转,输出图像宽高
int owh = (int) (Math.sqrt(iw * iw + ih * ih + 0.5));
opix = geom.imRotate(pix, common.getParam("旋转角(度):", "30"), iw, ih, owh);
// 将数组中的象素产生一个图像
MemoryImageSource memoryImage =
new MemoryImageSource(owh, owh, ColorModel.getRGBdefault(), opix, 0, owh);
oImage = createImage(memoryImage);
common.draw(g, iImage, oImage, iw, ih, owh, 4);
} else if (evt.getSource() == mirItem) // 镜象算法(type:5)
{
setTitle("第4章 图像几何变换 镜象算法 作者 孙燮华");
Parameters pp = new Parameters("选择镜象类型", "水平", "垂直");
setPanel(pp, "镜象算法");
pix = common.grabber(iImage, iw, ih);
opix = geom.imMirror(pix, iw, ih, pp.getRadioState());
ImageProducer ip = new MemoryImageSource(iw, ih, opix, 0, iw);
oImage = createImage(ip);
common.draw(g, iImage, oImage, iw, ih, 0, 5);
} else if (evt.getSource() == shrItem) // 错切算法(type:6)
{
setTitle("第4章 图像几何变换 错切算法 作者 孙燮华");
Parameters pp = new Parameters("参数", "x方向:", "y方向:", "0.5", "0.5");
setPanel(pp, "错切算法");
pix = common.grabber(iImage, iw, ih);
float shx = pp.getPadx();
float shy = pp.getPady();
// 计算包围盒的宽和高
int ow = (int) (iw + (ih - 1) * shx);
int oh = (int) ((iw - 1) * shy + ih);
if (shx > 0 && shy > 0) {
opix = geom.imShear(pix, shx, shy, iw, ih, ow, oh);
ImageProducer ip = new MemoryImageSource(ow, oh, opix, 0, ow);
oImage = createImage(ip);
common.draw(g, iImage, oImage, iw, ih, 0, 6);
} else JOptionPane.showMessageDialog(null, "参数必须为正数!");
} else if (evt.getSource() == trnItem) {
setTitle("第4章 图像几何变换 平移算法 作者 孙燮华");
Parameters pp = new Parameters("参数", "x方向:", "y方向:", "100", "50");
setPanel(pp, "平移算法");
pix = common.grabber(iImage, iw, ih);
int tx = (int) pp.getPadx();
int ty = (int) pp.getPady();
if (tx > 0 && ty > 0) {
int ow = iw + tx;
int oh = ih + ty;
opix = geom.imTrans(pix, tx, ty, iw, ih, ow, oh);
ImageProducer ip = new MemoryImageSource(ow, oh, opix, 0, ow);
oImage = createImage(ip);
common.draw(g, iImage, oImage, iw, ih, 0, 7);
} else JOptionPane.showMessageDialog(null, "参数必须为正数!");
} else if (evt.getSource() == nearItem) {
setTitle("第4章 图像几何变换 最邻近插值算法 作者 孙燮华");
pix = common.grabber(iImage, iw, ih);
float p =
(Float.valueOf(JOptionPane.showInputDialog(null, "输入缩放参数(0.1-3.0)", "1.50")))
.floatValue();
int ow = (int) (p * iw); // 计算目标图宽高
int oh = (int) (p * ih);
opix = geom.nearNeighbor(pix, iw, ih, ow, oh, p);
ImageProducer ip = new MemoryImageSource(ow, oh, opix, 0, ow);
oImage = createImage(ip);
common.draw(g, oImage, "最邻近插值", p);
} else if (evt.getSource() == linrItem) {
setTitle("第4章 图像几何变换 双线性插值算法 作者 孙燮华");
pix = common.grabber(iImage, iw, ih);
float p =
(Float.valueOf(JOptionPane.showInputDialog(null, "输入缩放参数(0.1-3.0)", "1.50")))
.floatValue();
int ow = (int) (p * iw); // 计算目标图宽高
int oh = (int) (p * ih);
opix = geom.bilinear(pix, iw, ih, ow, oh, p);
ImageProducer ip = new MemoryImageSource(ow, oh, opix, 0, ow);
oImage = createImage(ip);
common.draw(g, oImage, "双线性插值", p);
} else if (evt.getSource() == cubicItem) {
setTitle("第4章 图像几何变换 三次卷积插值算法 作者 孙燮华");
pix = common.grabber(iImage, iw, ih);
float p =
(Float.valueOf(JOptionPane.showInputDialog(null, "输入缩放参数(1.1-3.0)", "1.50")))
.floatValue();
if (p < 1) {
JOptionPane.showMessageDialog(null, "参数p必须大于1!");
return;
}
int ow = (int) (p * iw); // 计算目标图宽高
int oh = (int) (p * ih);
opix = geom.scale(pix, iw, ih, ow, oh, p, p);
ImageProducer ip = new MemoryImageSource(ow, oh, opix, 0, ow);
oImage = createImage(ip);
common.draw(g, oImage, "三次卷积插值", p);
} else if (evt.getSource() == okButton) dialog.dispose();
else if (evt.getSource() == exitItem) System.exit(0);
}
public void run() {
// Collect some user data.
dlg = new JDialog(console.frame, "Example 1 Setup", true);
dlg.getContentPane().setLayout(new BorderLayout());
// Properties area
propPanel = new JPanel();
dlg.getContentPane().add(propPanel, BorderLayout.CENTER);
GridBagLayout gbl = new GridBagLayout();
propPanel.setLayout(gbl);
// List of voice resources
DefaultListModel dlm = new DefaultListModel();
for (int x = 1; ; x++) {
try {
int c = x % 4 == 0 ? 4 : x % 4;
int b = c == 4 ? x / 4 : x / 4 + 1;
String devName = "dxxxB" + b + "C" + c;
int dev = dx.open(devName, 0);
try {
// If any of the voice resources _are not_ connected to
// analog loop-start lines, then they will be suppressed
// here because sethook() will not be supported.
dx.sethook(dev, dx.DX_ONHOOK, dx.EV_SYNC);
dlm.addElement(devName);
} catch (Exception ignore) {
}
dx.close(dev);
} catch (Exception ignore) {
break;
}
}
analogDxList = new JList(dlm);
{
GridBagConstraints gbc;
// Choose a voice resource:
gbc = new GridBagConstraints();
gbc.gridx = 0;
gbc.gridy = 0;
gbc.fill = GridBagConstraints.BOTH;
JTextField t = new JTextField("Analog Voice Resource");
t.setEditable(false);
gbl.setConstraints(t, gbc);
propPanel.add(t);
gbc = new GridBagConstraints();
gbc.gridx = 1;
gbc.gridy = 0;
gbc.fill = GridBagConstraints.BOTH;
JScrollPane s = new JScrollPane(analogDxList);
gbl.setConstraints(s, gbc);
propPanel.add(s);
}
// Dialog buttons at the bottom.
JPanel buttonPanel = new JPanel();
buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.X_AXIS));
dlg.getContentPane().add(buttonPanel, BorderLayout.SOUTH);
// "Run"
{
JButton b = new JButton("Run");
b.addActionListener(
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
final Object[] dx = analogDxList.getSelectedValues();
if (dx.length != 1) {
// "Please select one, and only one, voice resource."
JOptionPane.showMessageDialog(
dlg,
"Please select one, and only one, resource.",
"Error",
JOptionPane.ERROR_MESSAGE);
return;
}
Thread t =
new Thread() {
public void run() {
runExample((String) dx[0]);
}
};
t.start();
dlg.dispose();
}
});
buttonPanel.add(b);
}
// "Cancel"
{
JButton b = new JButton("Cancel");
b.addActionListener(
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
dlg.dispose();
}
});
buttonPanel.add(b);
}
// Pack and Show
dlg.pack();
dlg.setLocationRelativeTo(console.frame);
dlg.setVisible(true);
}
