Bug 212291 SWT Chart render engine always uses 96 DPI(Display) resolution
chart/org.eclipse.birt.chart.device.swt/src/org/eclipse/birt/chart/device/swt/SwtRendererImpl.java
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package org.eclipse.birt.chart.device.swt;
import java.io.ByteArrayInputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import org.apache.commons.codec.binary.Base64;
import org.eclipse.birt.chart.device.DeviceAdapter;
import org.eclipse.birt.chart.device.IDeviceRenderer;
import org.eclipse.birt.chart.device.IDisplayServer;
import org.eclipse.birt.chart.device.IUpdateNotifier;
import org.eclipse.birt.chart.device.swt.i18n.Messages;
import org.eclipse.birt.chart.event.ArcRenderEvent;
import org.eclipse.birt.chart.event.AreaRenderEvent;
import org.eclipse.birt.chart.event.ClipRenderEvent;
import org.eclipse.birt.chart.event.ImageRenderEvent;
import org.eclipse.birt.chart.event.InteractionEvent;
import org.eclipse.birt.chart.event.LineRenderEvent;
import org.eclipse.birt.chart.event.OvalRenderEvent;
import org.eclipse.birt.chart.event.PolygonRenderEvent;
import org.eclipse.birt.chart.event.PrimitiveRenderEvent;
import org.eclipse.birt.chart.event.RectangleRenderEvent;
import org.eclipse.birt.chart.event.TextRenderEvent;
import org.eclipse.birt.chart.event.TransformationEvent;
import org.eclipse.birt.chart.exception.ChartException;
import org.eclipse.birt.chart.log.ILogger;
import org.eclipse.birt.chart.log.Logger;