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DHtmlx Grid Export to Excel servlet jar. Need download "Adobe Acrobat Reader DC Font Pack (Continuous)" file FontPack1500720033_XtdAlf_Lang_DC.msi from http://www.adobe.com/support/downloads/detail.jsp?ftpID=5877 or http://download.csdn.net/download/jiaoxiaogu/9539196 and install it.
package com.dhtmlx.xml2pdf;
import java.io.FileInputStream;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Iterator;
import javax.servlet.http.HttpServletResponse;
import javax.xml.parsers.ParserConfigurationException;
import org.w3c.dom.DOMException;
import org.xml.sax.SAXException;
import com.pdfjet.Box;
import com.pdfjet.CodePage;
import com.pdfjet.Font;
import com.pdfjet.Image;
import com.pdfjet.ImageType;
import com.pdfjet.Line;
import com.pdfjet.PDF;
import com.pdfjet.Page;
import com.pdfjet.Point;
import com.pdfjet.TextLine;
/**
* PDF写入类。
*
* @author update by HuangYingNing
*/
public class PDFWriter {
private PDFXMLParser parser;
private PDF pdf;
private Page page;
private ArrayList pages;
private double[] widths;
private double widthSum = 0;
private double headerHeight = 0;
private double pageWidth = 0;
private double pageHeight = 0;
public double offsetTop = 30;
public double offsetBottom = 30;
public double offsetLeft = 30;
public double offsetRight = 30;
public double lineHeight = 20;
public double cellOffset = 3;
public String pathToImgs = "";
public double headerImgHeight = 100;
public double footerImgHeight = 100;
public double fontSize = 5; // 10;
private String bgColor;
private String lineColor;
private String headerTextColor;
private String scaleOneColor;
private String scaleTwoColor;
private String gridTextColor;
private String pageTextColor;
private String chBg1;
private String chBg2;
private String chBg3;
private String chBg4;
private String chMarker;
private String raBg;
private String watermarkTextColor;
public double headerLineHeight = 30;
public String pageNumTemplate = "页 {pageNum}/{allNum}";
public String watermark = null;
private PDFColumn[][] cols = null;
private Font f1 = null;
private Font f2 = null;
private Font f3 = null;
private Font f4 = null;
private boolean firstPage = false;
private double footerHeight = 0;
private int cols_stat;
private int rows_stat;
public void generate(String xml, HttpServletResponse resp){
parser = new PDFXMLParser();
try {
parser.setXML(xml, resp);
createPDF(resp);
setColorProfile();
headerPrint();
printRows(resp);
printFooter();
printPageNumbers();
outputPDF(resp);
} catch (DOMException e) {
e.printStackTrace();
} catch (ParserConfigurationException e) {
e.printStackTrace();
} catch (SAXException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
} catch (Throwable e) {
e.printStackTrace();
}
}
private void createPDF(HttpServletResponse response) throws Exception {
InputStream is;
pdf = new PDF(response.getOutputStream());
// f1 = new Font(pdf, "Helvetica");
// f1 = new Font(pdf, "ZapfDingbats"); // , CodePage.UNICODE
// f1 = new Font(pdf, Font.STHeitiSC_Light);
f1 = new Font(pdf, "STHeitiSC-Light", CodePage.UNICODE); // Chinese (Simplified) font
// is = getClass().getResourceAsStream("fonts/stheitisc.ttf");
// if (is == null)
// {
// is = new FileInputStream("E:/simsunb.zip"); // stheitisc.zip
// }
// f1 = new Font(pdf,
// is,
// true); // Chinese (Simplified) font
// f1 = new Font(pdf, "AdobeMingStd-Light", CodePage.UNICODE); // Chinese (Traditional) font
f1.setSize(fontSize);
pages = new ArrayList();
page = new Page(pdf, parser.getOrientation());
pages.add(page);
float[] sizes = parser.getOrientation();
pageWidth = sizes[0] - offsetLeft - offsetRight;
pageHeight = sizes[1] - offsetTop - offsetBottom;
printHeader();
}
private void headerPrint() throws Exception {
f1.setSize(fontSize);
if (cols == null) {
cols = parser.getHeaderInfo();
widths = parser.getWidths();
for (int i = 0; i < cols[0].length; i++) {
widthSum += cols[0][i].getWidth();
}
}
cols_stat = cols.length;
// double[] bg = RGBColor.getColor(bgColor);
// double[] border = RGBColor.getColor(lineColor);
int bg = RGBColor.getColor(bgColor);
int border = RGBColor.getColor(lineColor);
double x = offsetLeft;
double y = offsetTop;
int lines = 0;
for (int i = 0; i < cols.length; i++) {
x = offsetLeft;
if (cols[i][0].isFooter()) continue;
for (int j = 0; j < cols[i].length; j++) {
PDFColumn column = cols[i][j];
x += printColumn(column, bg, border, x, y);
}
y += headerLineHeight;
lines++;
}
headerHeight = lines*headerLineHeight;
footerHeight = (cols.length - lines)*headerLineHeight;
y = pageHeight-headerHeight-footerHeight;
y = Math.floor(y/lineHeight)*lineHeight+offsetTop+headerHeight;
for (int i = 0; i < cols.length; i++) {
if (!cols[i][0].isFooter()) continue;
x = offsetLeft;
for (int j = 0; j < cols[i].length; j++) {
PDFColumn column = cols[i][j];
x += printColumn(column, bg, border, x, y);
}
y += headerLineHeight;
}
}
private double printColumn(PDFColumn column, int bg, int border, // double[] bg, double[] border,
double x, double y) throws Exception
{
double width = column.getWidth()*pageWidth/widthSum;
double height = column.getHeight()*headerLineHeight;
if (height > 0) {
Box cell = new Box();
cell.setPosition(x, y);
cell.setSize(width, height);
cell.setColor(border);
Box cellIn = new Box();
cellIn.setPosition(0, 0);
cellIn.setSize(width, height);
cellIn.placeIn(cell, 0, 0);
cellIn.setFillShape(true);
cellIn.setColor(bg);
cellIn.drawOn(page);
String label = textWrap(column.getName(), width - 2*cellOffset, f1);
TextLine text = new TextLine(f1, label);
double text_x = (width - f1.stringWidth(label))/2;
double text_y = (height + f1.getSize())/2;
text.setPosition(text_x, text_y);
text.placeIn(cellIn);
// text.setColor(RGBColor.getColor(headerTextColor));
text.setColor(RGBColor.getColor(headerTextColor));
text.drawOn(page);
cell.drawOn(page);
}
return width;
}
private void printRows(HttpServletResponse resp) throws Exception {
PDFRow[] rows = parser.getGridContent(resp);
rows_stat = rows.length;
// double[] rowColor;
// double[] border = RGBColor.getColor(lineColor);
int rowColor;
int border = RGBColor.getColor(lineColor);
double y = offsetTop + headerHeight;
Font cf;
for (int i = 0; i < rows.length; i++) {
double x = offsetLeft;
PDFCell[] cells = rows[i].getCells();
if (i%2 == 0) {
// rowColor = RGBColor.getColor(scaleOneColor);
rowColor = RGBColor.getColor(scaleOneColor);
} else {
// rowColor = RGBColor.getColor(scaleTwoColor);
rowColor = RGBColor.getColor(scaleTwoColor);
}
for (int j = 0; j < cells.length; j++) {
double width = widths[j]*pageWidth/widthSum;
String al = cells[j].getAlign();
if (al.equalsIgnoreCase(""))
al = cols[0][j].getAlign();
String tp = cols[0][j].getType();
Box cell = new Box();
cell.setPosition(x, y);
cell.setSize(width, lineHeight);
cell.setColor(border);
Box cellIn = new Box();
cellIn.setPosition(0, 0);
cellIn.setSize(width, lineHeight);
cellIn.placeIn(cell, 0, 0);
cellIn.setFillShape(true);
// cellIn.setColor( ( (!cells[j].getBgColor().equals("")) && (parser.getProfile().equals("full_color")) ) ? RGBColor.getColor(cells[j].getBgColor()) : rowColor);
cellIn.setColor( ( (!cells[j].getBgColor().equals("")) && (parser.getProfile().equals("full_color")) ) ? RGBColor.getColor(cells[j].getBgColor()) : rowColor);
cellIn.drawOn(page);
if (cells[j].getBold()){
if (cells[j].getItalic()){
if (f4 == null){
// f4 = new Font(pdf, "Helvetica-BoldOblique", CodePage.UNICODE);
f4 = new Font(pdf, "STHeitiSC-Light", CodePage.UNICODE); // Chinese (Simplified) font
// f4 = new Font(pdf,
// getClass().getResourceAsStream("fonts/stheitisc.ttf.ttf"),
// true); // Chinese (Simplified) font
// f4 = new Font(pdf, "AdobeMingStd-Light", CodePage.UNICODE); // Chinese (Traditional) font
f4.setSize(fontSize);
}
cf = f4;
} else {
if (f2 == null){
// f2 = new Font(pdf, "Helvetica-Bold");
f2 = new Font(pdf, "STHeitiSC-Light", CodePage.UNICODE); // Chinese (Simplified) font
// f2 = new Font(pdf,
// getClass().getResourceAsStream("fonts/stheitisc.ttf.ttf"),
// true); // Chinese (Simplified) font
// f2 = new Font(pdf, "AdobeMingStd-Light", CodePage.UNICODE); // Chinese (Traditional) font
f2.setSize(fontSize);
}
cf = f2;
}
} else if (cells[j].getItalic()){
if (f3==null){
// f3 = new Font(pdf, "Helvetica-Oblique");
f3 = new Font(pdf, "STHeitiSC-Light", CodePage.UNICODE); // Chinese (Simplified) font
// f3 = new Font(pdf,
// getClass().getResourceAsStream("fonts/stheitisc.ttf.ttf"),
// true); // Chinese (Simplified) font
// f3 = new Font(pdf, "AdobeMingStd-Light", CodePage.UNICODE); // Chinese (Traditional) font
f3.setSize(fontSize);
}
cf = f3;
} else {
cf = f1;
}
TextLine text = new TextLine(cf, textWrap(cells[j].getValue(), width - 2*cellOffset, cf));
double text_x = 0;
if (al.equalsIgnoreCase("left") == true) {
text_x = cellOffset;
} else {
if (al.equalsIgnoreCase("right") == true) {
text_x = width - cf.stringWidth(text.getText()) - cellOffset;
} else {
text_x = (width - cf.stringWidth(text.getText()))/2;
}
}
cell.drawOn(page);
if (tp.equalsIgnoreCase("ch")) {
double ch_x = width/2;
double ch_y = lineHeight/2;
if (text.getText().equalsIgnoreCase("1") == true) {
drawCheckbox(true, ch_x, ch_y, cellIn);
} else {
drawCheckbox(false, ch_x, ch_y, cellIn);
}
} else {
if (tp.equalsIgnoreCase("ra")) {
double ch_x = width/2;
double ch_y = lineHeight/2;
if (text.getText().equalsIgnoreCase("1") == true) {
drawRadio(true, ch_x, ch_y, cellIn);
} else {
drawRadio(false, ch_x, ch_y, cellIn);
}
} else {
double text_y = (lineHeight + f1.getSize())/2;
text.setPosition(text_x, text_y);
text.placeIn(cellIn);
// double[] textColor = (!cells[j].getTextColor().equals("") && parser.getProfile().equals("full_color")) ? RGBColor.getColor(cells[j].getTextColor()) : RGBColor.getColor(gridTextColor);
int textColor = (!cells[j].getTextColor().equals("") && parser.getProfile().equals("full_color")) ? RGBColor.getColor(cells[j].getTextColor()) : RGBColor.getColor(gridTextColor);
text.setColor(textColor);
text.drawOn(page);
}
}
x += width;
}
y += lineHeight;
if (y + lineHeight - offsetTop + footerHeight>= pageHeight) {
page = new Page(pdf, parser.getOrientation());
pages.add(page);
if (firstPage == true) {
pageHeight += headerImgHeight;
offsetTop -= headerImgHeight;
firstPage = false;
}
headerPrint();
y = offsetTop + headerHeight;
}
x = offsetLeft;
}
// f1 = new Font(pdf, "Helvetica");
f1 = new Font(pdf, "STHeitiSC-Light", CodePage.UNICODE); // Chinese (Simplified) font
// f1 = new Font(pdf,
// getClass().getResourceAsStream("fonts/stheitisc.ttf.ttf"),
// true); // Chinese (Simplified) font
// f1 = new Font(pdf, "AdobeMingStd-Light", CodePage.UNICODE); // Chinese (Traditional) font
f1.setSize(fontSize);
}
private void printPageNumbers() throws Exception {
Iterator itr = pages.iterator();
int i = 1;
while (itr.hasNext()) {
Page page = itr.next();
String str = pageNumTemplate;
str = str.replace("{pageNum}", Integer.toString(i));
str = str.replace("{allNum}", Integer.toString(pages.size()));
TextLine text = new TextLine(f1, str);
text.setColor(RGBColor.getColor(pageTextColor));
double x = pageWidth + offsetLeft - f1.stringWidth(str);
double y = pageHeight + offsetTop + f1.getSize();
text.setPosition(x, y);
text.drawOn(page);
printWatermark(page);
i++;
}
}
private void printWatermark(Page currentPage) throws Exception {
TextLine text = new TextLine(f1, watermark);
text.setColor(RGBColor.getColor(watermarkTextColor));
double x = offsetLeft;
double y = pageHeight + offsetTop + f1.getSize();
text.setPosition(x, y);
text.drawOn(currentPage);
}
private void printHeader() throws Exception {
Boolean header = parser.getHeader();
if (header == true) {
String fileName = pathToImgs + "/header.jpg";
FileInputStream fis = new FileInputStream(fileName);
// Image im = new Image(pdf, fis, ImageType.JPEG);
Image im = new Image(pdf, fis, ImageType.JPG);
im.setPosition(offsetLeft, offsetTop);
im.scaleBy(1);
im.drawOn(page);
pageHeight -= headerImgHeight;
offsetTop += headerImgHeight;
firstPage = true;
}
}
private void printFooter() throws Exception {
Boolean footer = parser.getFooter();
if (footer == true) {
String fileName = pathToImgs + "/footer.jpg";
FileInputStream fis = new FileInputStream(fileName);
Image im = new Image(pdf, fis, ImageType.JPG);
im.setPosition(offsetLeft, pageHeight + offsetTop - footerImgHeight);
im.scaleBy(1);
im.drawOn(page);
pageHeight -= footerImgHeight;
offsetTop += footerImgHeight;
firstPage = true;
}
}
private void outputPDF(HttpServletResponse resp) throws Throwable {
// pdf.wrap();
resp.setContentType("application/pdf");
// pdf.getData().writeTo(resp.getOutputStream());
pdf.flush();
pdf.close();
}
private String textWrap(String text, double width, Font f) {
if ((f.stringWidth(text) <= width)||(text.length() == 0)) {
return text;
}
while ((f.stringWidth(text + "...") > width)&&(text.length() > 0)) {
text = text.substring(0, text.length() - 1);
}
return text + "...";
}
private void drawRadio(boolean value, double x, double y, Box cellIn) throws Exception {
// double[] bg1 = RGBColor.getColor(chMarker);
int bg1 = RGBColor.getColor(chMarker);
Point r1 = new Point(x, y);
r1.setRadius(3.5);
r1.setColor(bg1);
r1.setFillShape(true);
r1.placeIn(cellIn, 0, 0);
r1.drawOn(page);
// double[] bg2 = RGBColor.getColor(raBg);
int bg2 = RGBColor.getColor(raBg);
Point r2 = new Point(x, y);
r2.setRadius(2.8);
r2.setColor(bg2);
r2.setFillShape(true);
r2.placeIn(cellIn, 0, 0);
r2.drawOn(page);
if (value == true) {
// double[] bg3 = RGBColor.getColor(chMarker);
int bg3 = RGBColor.getColor(chMarker);
Point r3 = new Point(x, y);
r3.setRadius(1.5);
r3.setColor(bg3);
r3.setFillShape(true);
r3.placeIn(cellIn, 0, 0);
r3.drawOn(page);
}
}
private void drawCheckbox(boolean value, double x, double y, Box cellIn) throws Exception {
// double[] bg1 = RGBColor.getColor(chBg1);
int bg1 = RGBColor.getColor(chBg1);
Box b1 = new Box();
b1.setSize(8, 8);
b1.setPosition(x - 4, y - 4);
b1.setColor(bg1);
b1.setFillShape(true);
b1.placeIn(cellIn, x - 4, y - 4);
b1.drawOn(page);
// double[] bg2 = RGBColor.getColor(chBg2);
int bg2 = RGBColor.getColor(chBg2);
Box b2 = new Box();
b2.setSize(7, 7);
b2.setPosition(1, 1);
b2.setColor(bg2);
b2.setFillShape(true);
b2.placeIn(b1, 1, 1);
b2.drawOn(page);
// double[] bg3 = RGBColor.getColor(chBg3);
int bg3 = RGBColor.getColor(chBg3);
Box b3 = new Box();
b3.setSize(6, 6);
b3.setPosition(0, 0);
b3.setColor(bg3);
b3.setFillShape(true);
b3.placeIn(b2, 0, 0);
b3.drawOn(page);
// double[] bg4 = RGBColor.getColor(chBg4);
int bg4 = RGBColor.getColor(chBg4);
Box b4 = new Box();
b4.setSize(5, 5);
b4.setPosition(1, 1);
b4.setColor(bg4);
b4.setFillShape(true);
b4.placeIn(b3, 1, 1);
b4.drawOn(page);
if (value == true) {
// double[] lineColor = RGBColor.getColor(chMarker);
int lineColor = RGBColor.getColor(chMarker);
Line l1 = new Line(0.5, 2, 2, 4);
l1.setColor(lineColor);
l1.placeIn(b4);
l1.setWidth(1);
l1.drawOn(page);
Line l2 = new Line(2, 4.5, 4, 1);
l2.setColor(lineColor);
l2.placeIn(b4);
l2.setWidth(1);
l2.drawOn(page);
}
}
private void setColorProfile() {
String profile = parser.getProfile();
if ((profile.equalsIgnoreCase("color"))||profile.equalsIgnoreCase("full_color")) {
bgColor = "D1E5FE";
lineColor = "A4BED4";
headerTextColor = "000000";
scaleOneColor = "FFFFFF";
scaleTwoColor = "E3EFFF";
gridTextColor = "000000";
pageTextColor = "000000";
chBg1 = "1d76e4";
chBg2 = "a8caf5";
chBg3 = "0e3b72";
chBg4 = "ffffff";
chMarker = "245684";
raBg = "fcfefc";
watermarkTextColor = "8b8b8b";
} else {
if (profile.equalsIgnoreCase("gray")) {
bgColor = "E3E3E3";
lineColor = "B8B8B8";
headerTextColor = "000000";
scaleOneColor = "FFFFFF";
scaleTwoColor = "EDEDED";
gridTextColor = "000000";
pageTextColor = "000000";
chBg1 = "676767";
chBg2 = "c4c4c4";
chBg3 = "333333";
chBg4 = "ffffff";
chMarker = "222222";
raBg = "fcfefc";
watermarkTextColor = "8b8b8b";
} else {
bgColor = "FFFFFF";
lineColor = "000000";
headerTextColor = "000000";
scaleOneColor = "FFFFFF";
scaleTwoColor = "FFFFFF";
gridTextColor = "000000";
pageTextColor = "000000";
chBg1 = "000000";
chBg2 = "000000";
chBg3 = "ffffff";
chBg4 = "ffffff";
chMarker = "000000";
raBg = "ffffff";
watermarkTextColor = "000000";
}
}
}
public int getColsStat() {
return this.cols_stat;
}
public int getRowsStat() {
return this.rows_stat;
}
public void setWatermark(String mark) {
watermark = mark;
}
public void setFontSize(Double fontsize) {
this.fontSize = fontsize;
}
public void setFontSize(int fontsize) {
fontSize = fontsize;
}
}
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