OpenSeSim/src/opensesim/chart/painter/LineChartPainter.java

59 lines
2.0 KiB
Java

/*
* Copyright (c) 2017, 7u83 <7u83@mail.ru>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package opensesim.chart.painter;
import java.awt.Color;
import java.awt.Graphics2D;
import opensesim.old_sesim.OHLCDataItem;
/**
*
* @author 7u83 <7u83@mail.ru>
*/
public class LineChartPainter extends OHLCChartPainter{
protected float getVal(OHLCDataItem i){
return i.getAverage();
}
@Override
void drawItem(Graphics2D g, int prevx, int x, OHLCDataItem prev, OHLCDataItem i) {
if (prev == null) {
prev = i;
}
int y1 = (int) getY(getVal(prev));
int y2 = (int) getY(getVal(i));
Color cur = g.getColor();
g.setColor(Color.RED);
g.drawLine(prevx, y1, x, y2);
g.setColor(cur);
}
}