Android Open Source - SpunkyCharts Draw Semantics A

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License

The source code is released under:

GNU General Public License

Java Source Code

package com.jogden.spunkycharts.traditionalchart.draw;
//from  ww w .  j a va  2  s. 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 android.content.Context;
import android.graphics.Paint;

import com.jogden.spunkycharts.GlobalChartPreferences;
import com.jogden.spunkycharts.traditionalchart.TraditionalChartPreferences;
import com.jogden.spunkycharts.traditionalchart.TraditionalChartPanel.DrawSemantics;

public abstract class DrawSemanticsA implements DrawSemantics
{        
    protected float displayHigh = 0;
    protected float displayLow = Float.MAX_VALUE;
    protected int height = 0;
    protected int width = 0;
    protected float pixPerY;
    protected float barBufX;  
    protected int tBuf; 
    protected int bBuf; 
    protected float segThickness;
    protected Paint brush; 
        
    public boolean hasDisplayValues()
    {
        return displayHigh > 0 && 
                displayLow < Float.MAX_VALUE &&
                displayLow >= 0;
    }

    protected  DrawSemanticsA (
        Context context, int width, int height,
        int topBuffer, int bottomBuffer,
        float displayHigh, float displayLow,        
        int lineColor, int lineThickness, float segThickness
        ){        
            this.width = width;    
            this.height = height;
            this.displayHigh = displayHigh;
            this.displayLow = displayLow;
            this.tBuf = topBuffer;
            this.bBuf = bottomBuffer;
            pixPerY = 
                (float)(height-(tBuf+bBuf)) 
                / (displayHigh - displayLow);         
            barBufX = 
                ((float)width - (float)(width*segThickness))/2f;
            brush = new Paint(Paint.ANTI_ALIAS_FLAG);         
            brush.setColor( lineColor );
            brush.setStrokeWidth( lineThickness );            
            this.segThickness = segThickness;
        }    

}

Java Source Code List

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