X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src2%2Ffr%2Forsay%2Flri%2Fvarna%2Fcomponents%2FZoomWindow.java;fp=src2%2Ffr%2Forsay%2Flri%2Fvarna%2Fcomponents%2FZoomWindow.java;h=4003e695fb00de797f5f552dfc561ac4f28fa84e;hb=9f55415c9f8005e9dcd8243453883ff853fd5b76;hp=0000000000000000000000000000000000000000;hpb=d8e8c742b864e58406d13e21d124699a26b6492f;p=jalview.git

diff --git a/src2/fr/orsay/lri/varna/components/ZoomWindow.java b/src2/fr/orsay/lri/varna/components/ZoomWindow.java
new file mode 100644
index 0000000..4003e69
--- /dev/null
+++ b/src2/fr/orsay/lri/varna/components/ZoomWindow.java
@@ -0,0 +1,185 @@
+package fr.orsay.lri.varna.components;
+
+import java.awt.BasicStroke;
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.Point;
+import java.awt.Polygon;
+import java.awt.Rectangle;
+import java.awt.RenderingHints;
+import java.awt.event.MouseEvent;
+import java.awt.event.MouseListener;
+import java.awt.event.MouseMotionListener;
+import java.awt.geom.GeneralPath;
+import java.awt.geom.Point2D;
+import java.awt.geom.Rectangle2D;
+import java.awt.geom.Point2D.Double;
+import java.awt.image.BufferedImage;
+import java.awt.image.ImageObserver;
+
+import javax.swing.JPanel;
+
+import fr.orsay.lri.varna.VARNAPanel;
+import fr.orsay.lri.varna.models.export.SwingGraphics;
+import fr.orsay.lri.varna.models.export.VueVARNAGraphics;
+
+public class ZoomWindow extends JPanel implements ImageObserver, Runnable, MouseMotionListener, MouseListener {
+
+	VARNAPanel _vp = null;
+	BufferedImage _bi = null;
+	Rectangle2D.Double rnaRect = null;
+	
+	public ZoomWindow(VARNAPanel vp)
+	{
+		_vp = vp;
+		addMouseMotionListener(this);
+		addMouseListener(this);
+	}
+	
+	
+	public synchronized void setPanel(VARNAPanel vp)
+	{
+		_vp = vp; 
+	}
+	
+	
+	
+	public synchronized void drawPanel()
+	{
+		if (getWidth()>0 && getHeight()>0)
+		{
+			_bi= new BufferedImage(getWidth(),getHeight(),BufferedImage.TYPE_4BYTE_ABGR);
+			Graphics2D g2 = _bi.createGraphics();
+			g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+				RenderingHints.VALUE_ANTIALIAS_ON);
+			VueVARNAGraphics g2D = new SwingGraphics(g2);
+			rnaRect =_vp.renderRNA(g2D,new Rectangle2D.Double(0,0,getWidth(),getHeight()),false,true);
+			
+			Point2D.Double p1 = _vp.panelToLogicPoint(new Point2D.Double(0.,0.));
+			Point2D.Double p2 = _vp.panelToLogicPoint(new Point2D.Double(_vp.getWidth(),_vp.getHeight()));
+			
+			double w = p2.x-p1.x; 
+			double h = p2.y-p1.y;
+						
+			Rectangle2D.Double rnaBox = _vp.getRNA().getBBox();
+			
+			double ratiox = w/rnaBox.width;
+			double ratioy = h/rnaBox.height;
+			
+			Rectangle2D.Double rvisible = new Rectangle2D.Double(rnaRect.x+rnaRect.width*(double)(p1.x-rnaBox.x)/(double)rnaBox.width,
+					rnaRect.y+rnaRect.height*(double)(p1.y-rnaBox.y)/(double)rnaBox.height,
+					ratiox*rnaRect.width,
+					ratioy*rnaRect.height);
+			
+			//g2D.drawRect(rleft.x,rleft.y,rleft.width,rleft.height);
+			
+			Color shade = new Color(.9f,.9f,.9f,.4f);
+			
+			g2.setStroke(new BasicStroke(1.0f));
+
+			g2.setColor(shade);
+			
+			/*Polygon north = new Polygon(new int[]{0,getWidth(),(int)rvisible.x,
+					(int)(rvisible.x+rvisible.width+1),},new int[]{},1);*/
+			g2.fillRect(0,0,getWidth(),(int)rvisible.y);
+			g2.fillRect(0,(int)rvisible.y,(int)rvisible.x,(int)rvisible.height+1);
+			g2.fillRect((int)(rvisible.x+rvisible.width),(int)rvisible.y,(int)(getHeight()-(rvisible.x+rvisible.width)),(int)(rvisible.height+1));
+			g2.fillRect(0,(int)(rvisible.y+rvisible.height),getWidth(),(int)(getHeight()-(rvisible.y+rvisible.height)));
+
+			g2.setColor(new Color(.7f,.7f,.7f,.3f));
+			g2.draw(rvisible);
+			g2.drawLine(0,
+					0,
+					(int)rvisible.x,
+					(int)rvisible.y);
+			g2D.drawLine(getWidth(),
+					0,
+					rvisible.x+rvisible.width,
+					rvisible.y);
+			g2D.drawLine(getWidth(),
+					getHeight(),
+					rvisible.x+rvisible.width,
+					rvisible.y+rvisible.height);
+			g2D.drawLine(0,
+					getHeight(),
+					rvisible.x,
+					rvisible.y+rvisible.height);
+
+			g2.dispose();
+		}
+	}
+	
+	public void paintComponent(Graphics g)
+	{
+		setBackground(_vp.getBackground());
+		super.paintComponent(g);
+		drawPanel();
+		if (_bi!=null)
+		{
+			g.drawImage(_bi,0,0,this);
+		}
+	}
+
+	public void run() {
+		while(true)
+		{
+			repaint();
+			try {
+				Thread.sleep(500);
+			} catch (InterruptedException e) {
+				e.printStackTrace();
+			}
+			
+		}
+	}
+
+
+	public void mouseDragged(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+
+
+	public void mouseMoved(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+
+
+	public void mouseClicked(MouseEvent e) {
+		/*if (rnaRect!=null)
+		{
+			int x= e.getX();
+			int y= e.getY();
+			double ratioX = ((double)(x-rnaRect.getMinX())/((double)rnaRect.width));
+			double ratioY = ((double)(y-rnaRect.getMinY())/((double)rnaRect.height));
+			_vp.centerViewOn(ratioX,ratioY );
+		}*/
+	}
+
+
+	public void mousePressed(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+
+
+	public void mouseReleased(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+
+
+	public void mouseEntered(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+
+
+	public void mouseExited(MouseEvent e) {
+		// TODO Auto-generated method stub
+		
+	}
+	
+}