Android Open Source - SpunkyCharts Draw Semantics_ L I N E

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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;
//from   ww w  .j a  v a2s  .  c  o 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;

public class DrawSemantics_LINE extends DrawSemantics_OC
{    
    // save a ref to the last seg so we can use its close as our open
    //
    public DrawSemantics_LINE(
        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;
        if( ohlc.open != 0)
            canvas.drawLine( 
                (float)xPos - (width/2f), 
                (openY*pixPerY) + tBuf, 
                (float)xPos + (width/2f), 
                (closeY*pixPerY) + tBuf, 
                brush
                );            
    }
}

Java Source Code List