X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.trend%2Fsrc%2Forg%2Fsimantics%2Ftrend%2Futil%2FPrintUtil.java;fp=bundles%2Forg.simantics.trend%2Fsrc%2Forg%2Fsimantics%2Ftrend%2Futil%2FPrintUtil.java;h=c81288e25fc1a395ddd5976f3ea0994adb2623e4;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.trend/src/org/simantics/trend/util/PrintUtil.java b/bundles/org.simantics.trend/src/org/simantics/trend/util/PrintUtil.java
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+/*******************************************************************************
+' * Copyright (c) 2007, 2011 Association for Decentralized Information Management in
+ * Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.trend.util;
+
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.geom.Rectangle2D;
+import java.awt.print.PageFormat;
+import java.awt.print.Printable;
+import java.awt.print.PrinterException;
+import java.awt.print.PrinterJob;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.simantics.g2d.canvas.impl.CanvasContext;
+import org.simantics.history.HistoryManager;
+import org.simantics.trend.TrendInitializer;
+import org.simantics.trend.configuration.TrendSpec;
+import org.simantics.trend.configuration.Viewport;
+import org.simantics.trend.impl.MilestoneSpec;
+import org.simantics.trend.impl.TrendNode;
+import org.simantics.utils.page.MarginUtils;
+import org.simantics.utils.page.PageDesc;
+import org.simantics.utils.page.PageOrientation;
+import org.simantics.utils.threads.AWTThread;
+
+import com.lowagie.text.Document;
+import com.lowagie.text.DocumentException;
+import com.lowagie.text.FontFactory;
+import com.lowagie.text.Rectangle;
+import com.lowagie.text.pdf.DefaultFontMapper;
+import com.lowagie.text.pdf.FontMapper;
+import com.lowagie.text.pdf.PdfContentByte;
+import com.lowagie.text.pdf.PdfWriter;
+
+public class PrintUtil {
+
+	PageDesc pageDesc;
+    FontMapper mapper;
+    List<PrintPage> pages = new ArrayList<PrintPage>();
+	
+    public PrintUtil()
+    {
+    	pageDesc = new PageDesc("A4", PageOrientation.Landscape, 210, 297).withMargins( MarginUtils.MARGINS_10mm );
+        mapper = new DefaultFontMapper();
+        FontFactory.registerDirectories();
+    }
+    
+    public void addTrendPage(TrendSpec trendSpec, HistoryManager historian, MilestoneSpec milestones, Viewport viewport)
+    {
+    	pages.add( TrendPage.addTrendPage(trendSpec, historian, milestones, viewport) );
+    }
+    
+    public void addTrendPage(TrendNode srcTrend) {
+    	pages.add( TrendPage.createFrom(srcTrend));
+    }
+    
+	public void setPageDesc(PageDesc pageDesc)
+	{
+		this.pageDesc = pageDesc;
+    }
+	
+	public void print() throws PrinterException {
+		PrinterJob printJob = PrinterJob.getPrinterJob();
+		printJob.setPrintable( new Printable() {
+			@Override
+			public int print(Graphics graphics, PageFormat pageFormat, int pageIndex) throws PrinterException {
+				if (graphics instanceof Graphics2D == false) {
+					throw new PrinterException("Printer context does not support Graphics2D");
+				}
+				if (pageIndex < pages.size()) {
+					Graphics2D g2d = (Graphics2D) graphics;
+
+					g2d.translate(pageFormat.getImageableX(), pageFormat.getImageableY());			
+					
+					Rectangle2D rect = new Rectangle2D.Double(0, 0, pageFormat.getImageableWidth(), pageFormat.getImageableHeight());
+					//g2d.setClip( rect );
+					System.out.println("Printing page "+pageIndex+", pageFormat="+pageFormat.getImageableX()+", "+pageFormat.getImageableY()+", "+pageFormat.getImageableWidth()+", "+pageFormat.getImageableHeight());
+					PrintPage trend = pages.get(pageIndex);
+					trend.print(g2d, rect);
+					
+					return PAGE_EXISTS;
+				}
+				return NO_SUCH_PAGE;
+			}} );
+		printJob.printDialog();
+		printJob.print();
+	}	
+	
+	public void printPdf(File file) throws IOException
+	{		
+		Document document = null;
+		FileOutputStream fos = null;
+		Graphics2D g2 = null;
+		try {
+			// Page area
+			Rectangle2D.Float pageArea = new Rectangle2D.Float();
+			pageDesc.getPageRectangle( pageArea );
+
+			// Content area in page
+			Rectangle2D.Float contentArea = new Rectangle2D.Float();
+			pageDesc.getMarginsRectangle( contentArea );
+	
+			// step 1: creation of a document-object
+			Rectangle pageArea2 = new Rectangle( 
+					(float) PageDesc.toPoints(pageArea.getMinX()), 
+					(float) PageDesc.toPoints(pageArea.getMinY()), 
+					(float) PageDesc.toPoints(pageArea.getWidth()), 
+					(float) PageDesc.toPoints(pageArea.getHeight()) );
+			document = new Document( pageArea2 );
+          
+			// step 2: creation of the writer
+			if ( !file.exists() ) file.createNewFile();
+			fos = new FileOutputStream( file, false );
+			PdfWriter writer;
+			try {
+				writer = PdfWriter.getInstance(document, fos);
+			} catch (DocumentException e) {
+				throw new IOException(e);
+			}
+            
+			// step 3: we open the document
+			document.open();
+
+			// step 4:
+			for ( PrintPage page : pages ) 
+			{
+				if (!document.newPage()) break;
+				PdfContentByte cb = writer.getDirectContent();
+				g2 = cb.createGraphics( pageArea2.getWidth(), pageArea2.getHeight(), mapper);
+				
+				Rectangle2D contentArea2 = new Rectangle2D.Float( 
+						(float) PageDesc.toPoints(contentArea.getMinX()), 
+						(float) PageDesc.toPoints(contentArea.getMinY()), 
+						(float) PageDesc.toPoints(contentArea.getWidth()), 
+						(float) PageDesc.toPoints(contentArea.getHeight()) );
+	
+				page.print(g2, contentArea2);
+			}
+			
+        } finally {
+        	try {
+        		if (g2 != null) g2.dispose();
+	        	if (document != null) document.close();
+	        	if (fos != null) fos.close();
+        	} catch (Exception e) {}
+        }
+	}
+
+	interface PrintPage {
+		void print(Graphics2D g2d, Rectangle2D pageArea);
+	}
+	
+	static class TrendPage implements PrintPage
+	{
+		boolean autoscale;
+		TrendNode trend;
+		
+		public static TrendPage createFrom(TrendNode srcTrend)
+		{
+	    	TrendPage page = new TrendPage();
+	        CanvasContext ctx = TrendInitializer.createDefaultCanvas(AWTThread.getThreadAccess(), srcTrend.historian, srcTrend.collector, null, srcTrend.getTrendSpec());
+	        TrendNode trend = TrendInitializer.getTrendNode( ctx );        
+	        trend.setViewport( srcTrend.getViewport() );
+	        page.autoscale = false;
+	        if (srcTrend.milestones != null) trend.setMilestones( srcTrend.milestones );
+	    	trend.printing = true;
+	    	page.trend = trend;
+	    	return page;
+		}
+		
+	    public static TrendPage addTrendPage(TrendSpec trendSpec, HistoryManager historian, MilestoneSpec milestones, Viewport viewport)
+	    {
+	    	TrendPage page = new TrendPage();
+	        CanvasContext ctx = TrendInitializer.createDefaultCanvas(AWTThread.getThreadAccess(), historian, null, null, trendSpec);
+	        TrendNode trend = TrendInitializer.getTrendNode( ctx );    	
+	    	trend.printing = true;
+	    	if (milestones!=null) {
+	    		trend.setMilestones(milestones);
+	    	}
+	    	if ( viewport!=null ) {
+	    		trend.setViewport(viewport);
+	    		page.autoscale = false;
+	    	} else {
+	    		page.autoscale = true;
+	    	}
+	    	page.trend = trend;
+	    	return page;
+	    }
+				
+		public void print(Graphics2D g2d, Rectangle2D pageArea)
+		{
+			Rectangle2D contentArea2 = new Rectangle2D.Float( 
+					(float) PageDesc.toPoints(pageArea.getMinX()), 
+					(float) PageDesc.toPoints(pageArea.getMinY()), 
+					(float) PageDesc.toPoints(pageArea.getWidth()), 
+					(float) PageDesc.toPoints(pageArea.getHeight()) );
+
+			java.awt.Rectangle r2 = g2d.getClipBounds();
+			java.awt.Rectangle r = g2d.getClipBounds();
+			r.width *= 2;
+			r.height *= 2;
+			g2d.scale(0.5, 0.5);
+//			r = g2d.getClipBounds();
+//			System.out.println(r);
+			g2d.setClip(r);
+			try {
+				trend.setSize(r.width, r.height);
+//				trend.setSize(contentArea2.getWidth()*2, contentArea2.getHeight()*2);
+//				g2d.setClip( contentArea2 );
+				//trend.setSize(contentArea2.getWidth(), contentArea2.getHeight());
+				if ( autoscale ) trend.zoomOut();
+				trend.layout();
+				trend.render( g2d );
+			} finally {
+				g2d.scale(2, 2);
+				g2d.setClip(r2);
+			}
+		}
+	}
+	
+}