replace Interval Color - Android Graphics

Android examples for Graphics:Color

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Description

replace Interval Color

Demo Code


//package com.java2s;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

public class Main {
    public static Bitmap repleceIntervalColor(Bitmap bitmap, 
            int replaceThisColor, int colorNew) {
        if (bitmap != null) {
            int picw = bitmap.getWidth();
            int pich = bitmap.getHeight();
            int[] pix = new int[picw * pich];
            bitmap.getPixels(pix, 0, picw, 0, 0, picw, pich);
            for (int y = 0; y < pich; y++) {
                for (int x = 0; x < picw; x++) {
                    int index = y * picw + x;

                    if (pix[index] == replaceThisColor) {
                        pix[index] = colorNew;
                    }// ww w  .  ja  v a 2 s.  co  m
                }
            }
            Bitmap bm = Bitmap.createBitmap(pix, picw, pich,
                    Bitmap.Config.ARGB_8888);
            return bm;
        }
        return null;
    }

    public static Bitmap repleceIntervalColor(int id,int oldColor,
            int colorNew, Context mContext) {
        return repleceIntervalColor(
                BitmapFactory.decodeResource(mContext.getResources(), id),
                oldColor, colorNew);
    }
}

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