Android Open Source - SpunkyCharts Draw Semantics_ O H L C

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License

The source code is released under:

GNU General Public License

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Java Source Code

package com.jogden.spunkycharts.traditionalchart.draw;
//  w  w w. ja v a2  s  .co  m
/* 
Copyright (C) 2014 Jonathon Ogden     < jeog.dev@gmail.com >

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see http://www.gnu.org/licenses.
*/



import com.jogden.spunkycharts.misc.OHLC;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;

public class DrawSemantics_OHLC extends DrawSemantics_OC
{
    public DrawSemantics_OHLC(
        Context context, int width, int height,
        int topBuffer, int bottomBuffer,
        float displayHigh, float displayLow,
        int lineColor, int lineThickness, float segThickness
        ){  
            super(
                context, width, height, 
                topBuffer, bottomBuffer,
                displayHigh, displayLow,
                lineColor, lineThickness, segThickness
                );       
        }   

    @Override
    public void drawSegment(Canvas canvas,int xPos, OHLC ohlc)
    {
        float closeY = displayHigh - ohlc.close;
        float openY = displayHigh - ohlc.open;
        float highY = displayHigh - ohlc.high;
        float lowY = displayHigh - ohlc.low;
        super.drawSegment(canvas, xPos, ohlc);
        canvas.drawLine( 
            xPos, 
            highY*pixPerY + tBuf, 
            xPos, 
            (Math.max(openY, closeY)*pixPerY) + tBuf, 
            brush 
            );
        canvas.drawLine( 
            xPos, 
            (Math.min(openY, closeY)*pixPerY) + tBuf, 
            xPos, 
            (lowY*pixPerY) + tBuf, 
            brush 
            );  
      
    }  
 

}

Java Source Code List