50 lines
1.4 KiB
Java
50 lines
1.4 KiB
Java
/*******************************************************************************
|
|
* Copyright (c) 2014, 2015 MINRES Technologies GmbH and others.
|
|
* 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:
|
|
* MINRES Technologies GmbH - initial API and implementation
|
|
*******************************************************************************/
|
|
package com.minres.scviewer.database.swt.internal;
|
|
|
|
import org.eclipse.swt.graphics.GC;
|
|
import org.eclipse.swt.graphics.Rectangle;
|
|
|
|
public class CursorPainter implements IPainter {
|
|
|
|
/**
|
|
*
|
|
*/
|
|
private final WaveformCanvas waveCanvas;
|
|
private long time;
|
|
|
|
/**
|
|
* @param i
|
|
* @param txDisplay
|
|
*/
|
|
public CursorPainter(WaveformCanvas txDisplay, long time) {
|
|
this.waveCanvas = txDisplay;
|
|
this.time=time;
|
|
}
|
|
|
|
public long getTime() {
|
|
return time;
|
|
}
|
|
|
|
public void setTime(long time) {
|
|
this.time = time;
|
|
}
|
|
|
|
public void paintArea(GC gc, Rectangle area) {
|
|
if(this.waveCanvas.streams.size()>0){
|
|
int x = (int) (time/waveCanvas.getScaleFactor());
|
|
if(x>=area.x && x<=(area.x+area.width)){
|
|
gc.setForeground(waveCanvas.colors[WaveformCanvas.Colors.CURSOR.ordinal()]);
|
|
gc.drawLine(x, area.y, x, area.y+area.height);
|
|
}
|
|
}
|
|
}
|
|
} |