svn-gvsig-desktop / tags / v2_0_0_Build_2060 / extensions / org.gvsig.app.document.table.app / org.gvsig.app.document.table.app.mainplugin / src / main / java / org / gvsig / app / extension / PrintTable.java @ 39374
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.app.extension; |
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import java.awt.Color; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.print.PageFormat; |
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import java.awt.print.Printable; |
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import java.awt.print.PrinterException; |
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import java.awt.print.PrinterJob; |
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import javax.swing.JTable; |
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import org.gvsig.andami.IconThemeHelper; |
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import org.gvsig.andami.PluginServices; |
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import org.gvsig.andami.messages.NotificationManager; |
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import org.gvsig.andami.plugins.Extension; |
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import org.gvsig.andami.ui.mdiManager.IWindow; |
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import org.gvsig.app.project.documents.table.gui.FeatureTableDocumentPanel; |
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import org.gvsig.fmap.dal.exception.DataException; |
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/**
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* Extensi?n para imprimir una tabla.
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*
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* @author Vicente Caballero Navarro
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*/
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public class PrintTable extends Extension implements Printable { |
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private JTable table = null; |
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public void initialize() { |
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IconThemeHelper.registerIcon("action", "document-print", this); |
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} |
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public void execute(String s) { |
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if (s.compareTo("application-print-table") == 0) { |
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IWindow f = PluginServices.getMDIManager().getActiveWindow(); |
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try {
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table = |
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((FeatureTableDocumentPanel) f).getTablePanel().getTable(); |
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} catch (DataException e) {
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NotificationManager.showMessageError( |
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PluginServices.getText(this, "print_table_error"), e); |
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} |
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PluginServices.backgroundExecution(new Runnable() { |
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public void run() { |
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PrinterJob pj = PrinterJob.getPrinterJob(); |
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pj.setPrintable(PrintTable.this); |
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if (pj.printDialog()) {
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try {
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pj.print(); |
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} catch (Exception PrintException) { |
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} |
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} |
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} |
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}); |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public boolean isEnabled() { |
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return true; |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public boolean isVisible() { |
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IWindow f = PluginServices.getMDIManager().getActiveWindow(); |
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if (f == null) { |
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return false; |
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} |
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if (f instanceof FeatureTableDocumentPanel) { |
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return true; |
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} else {
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return false; |
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} |
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} |
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public int print(Graphics g, PageFormat pageFormat, int pageIndex) |
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throws PrinterException { |
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Graphics2D g2 = (Graphics2D) g; |
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g2.setColor(Color.black);
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int fontHeight = g2.getFontMetrics().getHeight();
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int fontDesent = g2.getFontMetrics().getDescent();
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// leave room for page number
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double pageHeight = pageFormat.getImageableHeight() - fontHeight;
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double pageWidth = pageFormat.getImageableWidth();
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double tableWidth =
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(double) table.getColumnModel().getTotalColumnWidth();
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double scale = 1; |
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if (tableWidth >= pageWidth) {
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scale = pageWidth / tableWidth; |
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} |
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double headerHeightOnPage = table.getTableHeader().getHeight() * scale;
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double tableWidthOnPage = tableWidth * scale;
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double oneRowHeight =
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(table.getRowHeight() + table.getRowMargin()) * scale; |
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int numRowsOnAPage =
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(int) ((pageHeight - headerHeightOnPage) / oneRowHeight);
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double pageHeightForTable = oneRowHeight * numRowsOnAPage;
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int totalNumPages =
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(int) Math.ceil(((double) table.getRowCount()) / numRowsOnAPage); |
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if (pageIndex >= totalNumPages) {
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return NO_SUCH_PAGE;
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} |
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g2.translate(pageFormat.getImageableX(), pageFormat.getImageableY()); |
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// bottom center
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g2.drawString("Page: " + (pageIndex + 1), (int) pageWidth / 2 - 35, |
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(int) (pageHeight + fontHeight - fontDesent));
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g2.translate(0f, headerHeightOnPage);
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g2.translate(0f, -pageIndex * pageHeightForTable);
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// If this piece of the table is smaller
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// than the size available,
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// clip to the appropriate bounds.
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if (pageIndex + 1 == totalNumPages) { |
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int lastRowPrinted = numRowsOnAPage * pageIndex;
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int numRowsLeft = table.getRowCount() - lastRowPrinted;
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g2.setClip(0, (int) (pageHeightForTable * pageIndex), |
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(int) Math.ceil(tableWidthOnPage), |
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(int) Math.ceil(oneRowHeight * numRowsLeft)); |
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} |
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// else clip to the entire area available.
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else {
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g2.setClip(0, (int) (pageHeightForTable * pageIndex), |
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(int) Math.ceil(tableWidthOnPage), |
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(int) Math.ceil(pageHeightForTable)); |
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} |
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g2.scale(scale, scale); |
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table.paint(g2); |
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g2.scale(1 / scale, 1 / scale); |
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g2.translate(0f, pageIndex * pageHeightForTable);
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g2.translate(0f, -headerHeightOnPage);
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g2.setClip(0, 0, (int) Math.ceil(tableWidthOnPage), |
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(int) Math.ceil(headerHeightOnPage)); |
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g2.scale(scale, scale); |
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table.getTableHeader().paint(g2); |
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// paint header at top
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return Printable.PAGE_EXISTS; |
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} |
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} |