Added relation arrows

This commit is contained in:
Eyck Jentzsch 2015-11-13 23:44:44 +01:00
parent 41de99dd4b
commit ffc70664bd
5 changed files with 131 additions and 19 deletions

View File

@ -11,38 +11,141 @@
package com.minres.scviewer.database.swt.internal;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Path;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
import com.minres.scviewer.database.ITx;
import com.minres.scviewer.database.ITxRelation;
import com.minres.scviewer.database.ITxStream;
import com.minres.scviewer.database.ui.WaveformColors;
public class ArrowPainter implements IPainter {
private final int xCtrlOffset=50;
private final int yCtrlOffset=30;
private WaveformCanvas waveCanvas;
private ITx tx;
private Collection<ITxRelation> incoming;
private List<Rectangle> iRect;
private Collection<ITxRelation> outgoing;
private List<Rectangle> oRect;
public ArrowPainter(WaveformCanvas waveCanvas, ITx tx) {
private Rectangle txRectangle;
long scaleFactor;
boolean deferredUpdate;
public ArrowPainter(WaveformCanvas waveCanvas) {
this.waveCanvas = waveCanvas;
this.tx=tx;
this.incoming = tx.getIncomingRelations();
this.outgoing = tx.getOutgoingRelations();
setTx(null);
}
public ITx getTx() {
return tx;
}
public void setTx(ITx newTx) {
this.tx = newTx;
iRect=new LinkedList<>();
oRect=new LinkedList<>();
scaleFactor=waveCanvas.getScaleFactor();
if(tx!=null){
calculateGeometries();
}
}
protected void calculateGeometries() {
deferredUpdate=false;
ITxStream<?> stream=tx.getStream();
IWaveformPainter painter=waveCanvas.wave2painterMap.get(stream);
if(painter==null){ // stream has been added but painter not yet created
deferredUpdate=true;
return;
}
int laneHeight=painter.getHeight()/stream.getMaxConcurrency();
txRectangle = new Rectangle(
(int)(tx.getBeginTime()/scaleFactor),
waveCanvas.rulerHeight+painter.getVerticalOffset()+laneHeight*tx.getConcurrencyIndex(),
(int)((tx.getEndTime()-tx.getBeginTime())/scaleFactor),
laneHeight);
deriveGeom(tx.getIncomingRelations(), iRect, false);
deriveGeom(tx.getOutgoingRelations(), oRect, true);
}
protected void deriveGeom(Collection<ITxRelation> relations, List<Rectangle> res, boolean useTarget) {
for(ITxRelation iTxRelation: relations){
ITx otherTx = useTarget?iTxRelation.getTarget():iTxRelation.getSource();
if(waveCanvas.wave2painterMap.containsKey(otherTx.getStream())){
ITxStream<?> stream=otherTx.getStream();
IWaveformPainter painter=waveCanvas.wave2painterMap.get(stream);
int laneHeight=painter.getHeight()/stream.getMaxConcurrency();
Rectangle bb = new Rectangle(
(int)(otherTx.getBeginTime()/scaleFactor),
waveCanvas.rulerHeight+painter.getVerticalOffset()+laneHeight*otherTx.getConcurrencyIndex(),
(int)((otherTx.getEndTime()-otherTx.getBeginTime())/scaleFactor),
laneHeight);
res.add(bb);
}
}
}
@Override
public void paintArea(GC gc, Rectangle area) {
Rectangle txRectangle = getBounds(tx);
Color fgColor=waveCanvas.colors[WaveformColors.REL_ARROW.ordinal()];
if(deferredUpdate || (tx!=null && waveCanvas.getScaleFactor()!=scaleFactor)){
scaleFactor=waveCanvas.getScaleFactor();
calculateGeometries();
}
for(Rectangle srcRectangle:iRect){
Point target = drawPath(gc, fgColor, srcRectangle, txRectangle);
gc.drawLine(target.x-8,target.y-5, target.x,target.y);
gc.drawLine(target.x-8,target.y+5, target.x,target.y);
}
for(Rectangle tgtRectangle:oRect){
Point target = drawPath(gc, fgColor, txRectangle, tgtRectangle);
gc.drawLine(target.x-8,target.y-5, target.x,target.y);
gc.drawLine(target.x-8,target.y+5, target.x,target.y);
}
}
private Rectangle getBounds(ITx tx) {
return null;
}
protected Point drawPath(GC gc, Color fgColor, Rectangle srcRectangle, Rectangle tgtRectangle) {
Point point1=new Point(0, srcRectangle.y+srcRectangle.height/2);
Point point2=new Point(0, tgtRectangle.y+tgtRectangle.height/2);
point1.x = srcRectangle.x;
point2.x = tgtRectangle.x;
if(point2.x>point1.x+srcRectangle.width) point1.x+=srcRectangle.width;
if(point1.x>point2.x+tgtRectangle.width) point2.x+=tgtRectangle.width;
Path path=new Path(Display.getCurrent());
path.moveTo(point1.x,point1.y);
if(point1.y==point2.y){
Point center=new Point((point1.x+point2.x)/2, point1.y-yCtrlOffset);
path.cubicTo(point1.x+xCtrlOffset, point1.y,
center.x-xCtrlOffset, center.y,
center.x, center.y);
path.cubicTo(center.x+xCtrlOffset, center.y,
point2.x-xCtrlOffset, point2.y,
point2.x, point2.y);
} else
path.cubicTo(point1.x+xCtrlOffset, point1.y, point2.x-xCtrlOffset, point2.y, point2.x, point2.y);
gc.setAntialias(SWT.ON);
gc.setForeground(fgColor);
gc.drawPath(path);
path.dispose();
return point2;
}
}

View File

@ -14,7 +14,6 @@ import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Display;
import org.eclipse.wb.swt.SWTResourceManager;
public class RulerPainter implements IPainter {

View File

@ -76,9 +76,11 @@ public class WaveformCanvas extends Canvas {
private TrackAreaPainter trackAreaPainter;
private ArrowPainter arrowPainter;
private List<CursorPainter> cursorPainters;
private HashMap<IWaveform<?>, IWaveformPainter> wave2painterMap;
HashMap<IWaveform<?>, IWaveformPainter> wave2painterMap;
/**
* Constructor for ScrollableCanvas.
*
@ -113,6 +115,8 @@ public class WaveformCanvas extends Canvas {
painterList.add(trackAreaPainter);
rulerPainter=new RulerPainter(this);
painterList.add(rulerPainter);
arrowPainter=new ArrowPainter(this);
painterList.add(arrowPainter);
CursorPainter cp = new CursorPainter(this, scaleFactor * 10, cursorPainters.size()-1);
painterList.add(cp);
cursorPainters.add(cp);
@ -155,6 +159,7 @@ public class WaveformCanvas extends Canvas {
colors[WaveformColors.CURSOR_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
colors[WaveformColors.MARKER.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_GRAY);
colors[WaveformColors.MARKER_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
colors[WaveformColors.REL_ARROW.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_YELLOW);
}
}
@ -210,8 +215,12 @@ public class WaveformCanvas extends Canvas {
this.level = level;
this.scaleFactor = (long) Math.pow(10, level/2);
if(level%2==1) this.scaleFactor*=3;
ITx tx = arrowPainter.getTx();
arrowPainter.setTx(null);
syncScrollBars();
}
arrowPainter.setTx(tx);
redraw();
}
}
public long getScaleFactor() {
@ -402,6 +411,7 @@ public class WaveformCanvas extends Canvas {
this.currentSelection = currentSelection;
if (currentSelection != null)
reveal(currentSelection);
arrowPainter.setTx(currentSelection);
redraw();
}

View File

@ -16,5 +16,5 @@ public enum WaveformColors {
TX_BG, TX_BG_HIGHLITE, TX_BORDER,
SIGNAL0, SIGNAL1, SIGNALZ, SIGNALX, SIGNAL_TEXT,
CURSOR, CURSOR_DRAG, CURSOR_TEXT,
MARKER, MARKER_TEXT
MARKER, MARKER_TEXT, REL_ARROW
}

View File

@ -44,7 +44,7 @@ public class DefaultValuesInitializer extends AbstractPreferenceInitializer {
colors[WaveformColors.CURSOR_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
colors[WaveformColors.MARKER.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_DARK_GRAY);
colors[WaveformColors.MARKER_TEXT.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_WHITE);
colors[WaveformColors.REL_ARROW.ordinal()] = SWTResourceManager.getColor(SWT.COLOR_YELLOW);
}
@Override