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SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.ide.spl.dialog;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.HeadlessException;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Vector;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JSlider;
import javax.swing.JSpinner;
import javax.swing.SpinnerNumberModel;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.apache.batik.anim.dom.SAXSVGDocumentFactory;
import org.apache.batik.dom.svg.SVGDocumentFactory;
import org.apache.batik.swing.JSVGCanvas;
import org.w3c.dom.svg.SVGDocument;
import com.scudata.cellset.graph.config.GraphTypes;
import com.scudata.chart.Consts;
import com.scudata.chart.Engine;
import com.scudata.common.AnimatedGifEncoder;
import com.scudata.common.Escape;
import com.scudata.common.MessageManager;
import com.scudata.common.StringUtils;
import com.scudata.dm.BaseRecord;
import com.scudata.dm.Context;
import com.scudata.dm.Sequence;
import com.scudata.dm.Table;
import com.scudata.expression.ChartParam;
import com.scudata.expression.Expression;
import com.scudata.ide.common.GM;
import com.scudata.ide.common.GV;
import com.scudata.ide.common.swing.JComboBoxEx;
import com.scudata.ide.common.swing.VFlowLayout;
import com.scudata.ide.spl.chart.auto.DialogGraphEdit;
import com.scudata.ide.spl.chart.auto.JComboBoxGraph;
import com.scudata.ide.spl.resources.ChartMessage;
import com.scudata.ide.spl.resources.IdeSplMessage;
/**
* ??????????????Ѿ????õ?ͼ????Ϣ
* ??ʾΪͳ??ͼ
* @author Joancy
*
*/
public class DialogDisplayChart extends JDialog {
private static final long serialVersionUID = 1L;
public static String SUM = "sum";
public static String COUNT = "count";
public static String AVG = "avg";
public static String MAX = "max";
public static String MIN = "min";
private Engine engine = null, animateEngine = null;
private ImageIcon ii = null;
private byte[] imageBytes = null;
private Component imageDisplay;
private JButton close, saveAs, copy;
private JLabel labelGraphType = new JLabel("ͼ????");
private JComboBoxGraph cbGraphType = new JComboBoxGraph();
private JLabel labelCategory = new JLabel("?????ֶ?");
private JComboBox cbCategory = new JComboBox();
private JLabel labelSeries = new JLabel("ϵ???ֶ?");
private JComboBox cbSeries = new JComboBox();
private JLabel labelValue = new JLabel("??ֵ?ֶ?");
private JComboBox cbValue = new JComboBox();
private JLabel labelAccumulate = new JLabel("?ۺϺ???");
private JComboBoxEx cbAccumulate = new JComboBoxEx();
private JButton settings = new JButton("????");
private Table data = null;
int sliderScale = 1;
private HashMap properties = new HashMap();
MessageManager splMM = IdeSplMessage.get();
MessageManager mm = ChartMessage.get();
/************????****************/
private JLabel labelFrameCount = new JLabel("????֡??");
int defCount = 24;
private JSpinner spFrameCount = new JSpinner(new SpinnerNumberModel(
defCount, 2, 10240, 1));
private JLabel labelFrameDelay = new JLabel("֡????ʱ(????)");
private JSpinner spFrameDelay = new JSpinner(new SpinnerNumberModel(100,
10, 10000, 10));
private JCheckBox cbLoop = new JCheckBox("ѭ??");
JSlider slider = new JSlider(JSlider.HORIZONTAL, 1, defCount, 1);
private JButton play = new JButton("????");
boolean stop = false;
/**
* ???캯??
* @param imageBytes ͼ??????
*/
public DialogDisplayChart(byte[] imageBytes) {
super(GV.appFrame, "Chart Display", true);
try {
if (imageBytes.length < 10)
throw new Exception("Invalid image bytes. length="
+ imageBytes.length);
this.imageBytes = imageBytes;
ii = new ImageIcon(imageBytes);
init();
this.setResizable(true);
} catch (Exception x) {
GM.showException(x);
new Thread() {
public void run() {
closeDialog();
}
}.start();
}
}
public DialogDisplayChart(com.scudata.dm.Canvas canvas) {
super(GV.appFrame, "Chart Display", true);
try {
this.engine = new Engine(canvas.getChartElements());
if (engine.isAnimate()) {
animateEngine = engine;
initAnimate();
}
init();
} catch (Exception x) {
GM.showException(x);
new Thread() {
public void run() {
closeDialog();
}
}.start();
}
}
/**
* ???캯??
* @param data ???ݱ?
*/
public DialogDisplayChart(Table data) {
super(GV.appFrame, "Chart Display", true);
try {
this.data = data;
initTable();
init();
setCategory();
setValue();
refresh();
} catch (Exception x) {
GM.showException(x);
new Thread() {
public void run() {
closeDialog();
}
}.start();
}
}
private void closeDialog() {
GM.setWindowDimension(this);
dispose();
}
private void resetLangText() {
String svgTip = "";
if (!copy.isEnabled()) {
svgTip = splMM.getMessage("dialogdisplaychart.svgtip");
}
setTitle(splMM.getMessage("dialogdisplaychart.title", svgTip)); // ͼ??Ԥ??
close.setText(splMM.getMessage("button.close")); // ?ر?
saveAs.setText(splMM.getMessage("button.saveas")); // ????Ϊ
copy.setText(splMM.getMessage("button.copy")); // ????
labelGraphType
.setText(splMM.getMessage("dialogdisplaychart.graphType"));
labelCategory.setText(splMM.getMessage("dialogdisplaychart.category"));
labelSeries.setText(splMM.getMessage("dialogdisplaychart.series"));
labelValue.setText(splMM.getMessage("dialogdisplaychart.value"));
labelAccumulate.setText(splMM
.getMessage("dialogdisplaychart.accumulate"));
settings.setText(splMM.getMessage("dialogdisplaychart.settings"));
labelFrameCount.setText(splMM
.getMessage("dialogdisplaychart.framecount"));
labelFrameDelay.setText(splMM
.getMessage("dialogdisplaychart.frameDelay"));
cbLoop.setText(splMM.getMessage("dialogdisplaychart.loop"));
play.setText(splMM.getMessage("dialogdisplaychart.play"));
}
/**
* ??ȡͼ??????
* @return ????
*/
public String getGraphName() {
byte graphType = cbGraphType.getValue();
switch (graphType) {
case GraphTypes.GT_COL:
return "GraphColumn";
case GraphTypes.GT_LINE:
return "GraphLine";
case GraphTypes.GT_PIE:
return "GraphPie";
}
return null;
}
private void refresh() {
refreshEngine();
imageDisplay.repaint();
}
private void refreshAnimate() {
int frameCount = (Integer) spFrameCount.getValue();
int frameIndex = slider.getValue() - 1;
engine = animateEngine.getFrameEngine(frameCount, frameIndex);
imageDisplay.repaint();
}
/**
* ??ȡ????ӳ???
* @return ????ֵӳ???
*/
public HashMap getProperties() {
return properties;
}
/**
* ????????ֵӳ???
* @param properties ????ֵ
*/
public void setProperties(HashMap properties) {
this.properties = properties;
refresh();
}
private void refreshEngine() {
engine = null;
Sequence elements = new Sequence();
Sequence graph = new Sequence();
graph.add(new ChartParam(getGraphName(), null));
String categoryCol = (String) cbCategory.getSelectedItem();
int categoryIndex = -1;
String seriesCol = (String) cbSeries.getSelectedItem();
int seriesIndex = -1;
String valueCol = (String) cbValue.getSelectedItem();
int valueIndex = -1;
if (!StringUtils.isValidString(valueCol)) {
return;
}
String sexp;
Sequence tmpSeq;
Table tmpData = data;
if (isNeedAccumulate()) {
String groupExp = getAccumulateExp();
String accumuExp = (String) cbAccumulate.x_getSelectedItem() + "("
+ valueCol + "):" + valueCol;
sexp = "A.groups(" + groupExp + ";" + accumuExp + ")";
tmpSeq = (Sequence) calculate(sexp);
tmpData = tmpSeq.derive("o");
}
int rows = tmpData.length();
Sequence categoryData = new Sequence();
Sequence valueData = new Sequence();
BaseRecord rec = tmpData.getRecord(1);
categoryIndex = rec.getFieldIndex(categoryCol);
seriesIndex = rec.getFieldIndex(seriesCol);
valueIndex = rec.getFieldIndex(valueCol);
for (int r = 1; r <= rows; r++) {
rec = tmpData.getRecord(r);
Object catVal = rec.getFieldValue(categoryIndex);
if (seriesIndex > -1) {
Object seriesVal = rec.getFieldValue(seriesIndex);
catVal = catVal + "," + seriesVal;
}
Object valVal = rec.getFieldValue(valueIndex);
categoryData.add(catVal);
valueData.add(valVal);
}
ChartParam cp = new ChartParam("categories", categoryData);
graph.add(cp);
cp = new ChartParam("values", valueData);
graph.add(cp);
Iterator it = properties.keySet().iterator();
while (it.hasNext()) {
String key = it.next();
Object val = properties.get(key);
cp = new ChartParam(key, val);
graph.add(cp);
}
elements.add(graph);
engine = new Engine(elements);
}
private Component getCenter() throws Exception {
if (engine != null || data != null) {
imageDisplay = new JPanel() {
private static final long serialVersionUID = 1598380962917135629L;
public void paint(Graphics g) {
int w = imageDisplay.getWidth();
int h = imageDisplay.getHeight();
g.clearRect(0, 0, w, h);
if (engine != null) {
engine.draw((Graphics2D) g, 0, 0, w, h, null);
}
}
};
if (engine != null && engine.isAnimate()) {
JPanel top = new JPanel(new BorderLayout());
JPanel tmp = new JPanel(new GridBagLayout());
tmp.add(labelFrameCount, GM.getGBC(1, 1));
tmp.add(spFrameCount, GM.getGBC(1, 2, true));
tmp.add(labelFrameDelay, GM.getGBC(1, 3));
tmp.add(spFrameDelay, GM.getGBC(1, 4, true));
tmp.add(cbLoop, GM.getGBC(1, 5));
GridBagConstraints gbc = GM.getGBC(2, 1, true);
gbc.gridwidth = 5;
tmp.add(slider, gbc);
top.add(tmp, BorderLayout.NORTH);
top.add(imageDisplay, BorderLayout.CENTER);
return top;
}
if (data != null) {
JPanel top = new JPanel(new BorderLayout());
JPanel tmp = new JPanel(new GridBagLayout());
tmp.add(labelGraphType, GM.getGBC(1, 1));
tmp.add(cbGraphType, GM.getGBC(1, 2, true));
tmp.add(labelCategory, GM.getGBC(1, 3));
tmp.add(cbCategory, GM.getGBC(1, 4, true));
tmp.add(labelSeries, GM.getGBC(1, 5));
tmp.add(cbSeries, GM.getGBC(1, 6, true));
tmp.add(labelValue, GM.getGBC(2, 3));
tmp.add(cbValue, GM.getGBC(2, 4, true));
tmp.add(labelAccumulate, GM.getGBC(2, 5));
tmp.add(cbAccumulate, GM.getGBC(2, 6, true));
top.add(tmp, BorderLayout.NORTH);
top.add(imageDisplay, BorderLayout.CENTER);
return top;
}
return imageDisplay;
}
if (ii.getIconWidth() != -1) {
JLabel centerLabel = new JLabel(ii);
if (ii.getIconWidth() > 700 || ii.getIconHeight() > 570) {
JScrollPane jsp = new JScrollPane(centerLabel);
return jsp;
}
return centerLabel;
}
// SVG??????ʱû?к??ʵĻ?ȡ???ߵ????ԣ???ֻ?ܻ??ƹ̶?800*600????
JSVGCanvas svgCanvas = new JSVGCanvas();
SVGDocumentFactory factory = new SAXSVGDocumentFactory(null);
ByteArrayInputStream bais = new ByteArrayInputStream(imageBytes);
SVGDocument svgDocument = factory.createSVGDocument(null, bais);
svgCanvas.setSVGDocument(svgDocument);
svgCanvas.setEnableImageZoomInteractor(true);
svgCanvas.setEnableZoomInteractor(true);
svgCanvas.setEnableResetTransformInteractor(true);
svgCanvas.setSize(800, 600);
svgCanvas.repaint(0, 0, 800, 600);
return svgCanvas;
}
private Component getEast() {
JPanel panelEast = new JPanel(new VFlowLayout());
close = new JButton("Close");
close.setMnemonic('c');
close.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
closeDialog();
}
});
panelEast.add(close);
saveAs = new JButton("Save as");
saveAs.setMnemonic('a');
saveAs.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
String fileExt;
if (engine != null) {
fileExt = "svg,jpg,png,gif";
} else if (ii.getIconWidth() != -1) {
try {
fileExt = GM.getImageType(imageBytes);
} catch (IOException e1) {
GM.showException(e1);
fileExt = "jpg,png,gif";
}
} else {
fileExt = "svg";
}
String txt = saveAs.getText();
int p = txt.indexOf("(");
if (p > 0) {
txt = txt.substring(0, p);
}
File saveFile = GM.dialogSelectFile(fileExt, GV.lastDirectory,
txt, "", GV.appFrame);
if (saveFile == null) {
return;
}
String sfile = saveFile.getAbsolutePath();
GV.lastDirectory = saveFile.getParent();
if (!GM.canSaveAsFile(sfile)) {
return;
}
// save
byte[] streamBytes = null;
if (engine == null) {
streamBytes = imageBytes;
} else if (animateEngine != null) {
AnimatedGifEncoder age = new AnimatedGifEncoder();
int delay = (Integer) spFrameDelay.getValue();
if (cbLoop.isSelected()) {
age.setRepeat(delay);
}
try {
FileOutputStream fos = new FileOutputStream(saveFile);
age.start(fos);
age.setDelay(delay);
int count = slider.getMaximum();
for (int i = 0; i <= count; i++) {
Engine tmpe = animateEngine
.getFrameEngine(count, i);
BufferedImage bi = tmpe.calcBufferedImage(
imageDisplay.getWidth(),
imageDisplay.getHeight(), Consts.IMAGE_JPG);
age.addFrame(bi);
}
age.finish();
GM.showException(splMM.getMessage(
"dialogdisplaychart.saveinfo", saveFile));
} catch (Exception x) {
GM.showException(x);
}
return;
} else {
fileExt = sfile.substring(sfile.length() - 3);
byte imageFmt = Consts.IMAGE_PNG;
if (fileExt.equalsIgnoreCase("JPG")) {
imageFmt = Consts.IMAGE_JPG;
} else if (fileExt.equalsIgnoreCase("GIF")) {
imageFmt = Consts.IMAGE_GIF;
} else if (fileExt.equalsIgnoreCase("SVG")) {
imageFmt = Consts.IMAGE_SVG;
}
streamBytes = engine.calcImageBytes(
imageDisplay.getWidth(), imageDisplay.getHeight(),
imageFmt);
}
try {
FileOutputStream fos = new FileOutputStream(saveFile);
fos.write(streamBytes);
fos.close();
} catch (Exception x) {
GM.showException(x);
}
}
});
panelEast.add(saveAs);
copy = new JButton("Copy");
copy.setMnemonic('p');
copy.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (engine != null) {
byte[] bytes = engine.calcImageBytes(
imageDisplay.getWidth(), imageDisplay.getHeight(),
Consts.IMAGE_PNG);
ImageIcon icon = new ImageIcon(bytes);
setClipboardImage(icon.getImage());
} else {
setClipboardImage(ii.getImage());
}
}
});
panelEast.add(copy);
if (data != null) {
panelEast.add(new JLabel(" "));
panelEast.add(settings);
} else if (engine != null && engine.isAnimate()) {
panelEast.add(new JLabel(" "));
panelEast.add(play);
}
return panelEast;
}
private Object getFirstValid(String field) {
int c = data.length();
for (int r = 1; r <= c; r++) {
BaseRecord rec = data.getRecord(r);
Object tmp = rec.getFieldValue(field);
if (tmp != null) {
return tmp;
}
}
return null;
}
private void initTable() {
Vector code = new Vector();
Vector disp = new Vector();
code.add(SUM);
code.add(COUNT);
code.add(AVG);
code.add(MAX);
code.add(MIN);
disp.add(mm.getMessage(SUM));
disp.add(mm.getMessage(COUNT));
disp.add(mm.getMessage(AVG));
disp.add(mm.getMessage(MAX));
disp.add(mm.getMessage(MIN));
cbAccumulate.x_setData(code, disp);
String[] fieldNames = data.dataStruct().getFieldNames();
cbSeries.addItem("");
for (int i = 0; i < fieldNames.length; i++) {
String field = fieldNames[i];
Object tmp = getFirstValid(field);
cbCategory.addItem(field);
cbSeries.addItem(field);
if (tmp instanceof Number) {
cbValue.addItem(field);
}
}
String defCat = (String) cbCategory.getSelectedItem();
int c = cbValue.getItemCount();
for (int i = 0; i < c; i++) {
String defVal = (String) cbValue.getItemAt(i);
if (!defCat.equals(defVal)) {
cbValue.setSelectedIndex(i);
break;
}
}
cbGraphType.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
refresh();
}
});
cbCategory.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setCategory();
refresh();
}
});
cbSeries.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setSeries();
refresh();
}
});
cbValue.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
setValue();
refresh();
}
});
cbAccumulate.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
refresh();
}
});
final DialogDisplayChart ddc = this;
settings.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
DialogGraphEdit dge = new DialogGraphEdit(ddc);
dge.setVisible(true);
}
});
}
private void initAnimate() {
spFrameCount.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
int maximum = (Integer) spFrameCount.getValue();
slider.setMaximum(maximum + 1);
refreshAnimate();
}
});
final String PLAY = splMM.getMessage("dialogdisplaychart.play");
final String STOP = splMM.getMessage("dialogdisplaychart.stop");
play.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (play.getText().equals(PLAY)) {
Thread animateThread = new Thread() {
public void run() {
play.setText(STOP);
int count = slider.getMaximum();
int delay = (Integer) spFrameDelay.getValue();
for (int i = 0; i <= count; i++) {
slider.setValue(i);
try {
Thread.sleep(delay);
} catch (InterruptedException e) {
}
if (cbLoop.isSelected() && i == count) {
i = 1;
}
if (stop) {
break;
}
}
stop = false;
play.setText(PLAY);
}
};
animateThread.start();
} else {
stop = true;
}
}
});
slider.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
refreshAnimate();
}
});
}
private String getAccumulateExp() {
// ??鵱ǰ?ķ??࣬ϵ???ֶε?ֵ?Ƿ?Ψһ????Ψһ?Ļ?????Ҫ?ۺ?ͳ??
String sCategory = (String) cbCategory.getSelectedItem();
if (sCategory == null) {
return null;
}
String exp = Escape.addEscAndQuote(sCategory, false);
String sSeries = (String) cbSeries.getSelectedItem();
if (StringUtils.isValidString(sSeries)) {
exp += "," + Escape.addEscAndQuote(sSeries, false);
}
return exp;
}
private boolean isNeedAccumulate() {
String exp = getAccumulateExp();
if (exp == null) {
return false;
}
int originalLen = data.length();
String sexp = "A.groups(" + exp + ")";
Sequence seq = (Sequence) calculate(sexp);
return seq.length() != originalLen;
}
private void enableAccumulate() {
boolean needAccumulate = isNeedAccumulate();
labelAccumulate.setEnabled(needAccumulate);
cbAccumulate.setEnabled(needAccumulate);
}
private void setCategory() {
String XTITLE = "xTitle";
Object value = cbCategory.getSelectedItem();
properties.put(XTITLE, value);
enableAccumulate();
}
private void setSeries() {
enableAccumulate();
}
private void setValue() {
String YTITLE = "yTitle";
String valueCol = (String) cbValue.getSelectedItem();
properties.put(YTITLE, valueCol);
}
private Object calculate(String sexp) {
Context ctx = new Context();
ctx.setParamValue("A", data);
Expression exp = new Expression(ctx, sexp);
return exp.calculate(ctx);
}
private void init() throws Exception {
JPanel panel = new JPanel(new BorderLayout());
panel.add(getCenter(), BorderLayout.CENTER);
panel.add(getEast(), BorderLayout.EAST);
this.getContentPane().add(panel);
this.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
closeDialog();
}
});
if (engine != null || data != null) {
this.setSize(800, 600);
} else if (ii.getIconWidth() != -1) {
int w = ii.getIconWidth() + 100;
int h = ii.getIconHeight()+ 30;
if (w > 700 || h > 570) {
w = 800;
h = 600;
}
this.setSize(w, h);
} else {
this.setSize(800, 600);
copy.setEnabled(false);// svgͼƬ??֧?ָ???
}
resetLangText();
GM.setDialogDefaultButton(this, close, close);
if (data != null) {// ֱ???????ݱ???ͼʱ??????߿ճ????????ô???
setLocation(getX() - 200, getY());
}
}
/**
* ??ͼ?????ݸ??Ƶ?ϵͳ??????
* @param image ͼ??
*/
public static void setClipboardImage(final Image image) {
Transferable trans = new Transferable() {
public DataFlavor[] getTransferDataFlavors() {
return new DataFlavor[] { DataFlavor.imageFlavor };
}
public boolean isDataFlavorSupported(DataFlavor flavor) {
return DataFlavor.imageFlavor.equals(flavor);
}
public Object getTransferData(DataFlavor flavor)
throws UnsupportedFlavorException, IOException {
if (isDataFlavorSupported(flavor)) {
return image;
}
throw new UnsupportedFlavorException(flavor);
}
};
try {
Toolkit.getDefaultToolkit().getSystemClipboard()
.setContents(trans, null);
} catch (HeadlessException e) {
}
}
}