package com.js.photosdk.photoframe;
import java.util.ArrayList;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Matrix;
import android.graphics.Paint;
import android.graphics.PixelFormat;
import android.graphics.Rect;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.LayerDrawable;
/**
*
* @author jarlen
*
* 使用方法:
*
* 1. 创建对象
* PhotoFrame mImageFrame = new PhotoFrame(this,mBitmap);
* 2. 设置类型
*
* mImageFrame.setFrameType(PhotoFrame.FRAME_SMALL);
*
* 3. 初始化相册资源
*
* mImageFrame.setFrameResources()
*
* 4. 执行合成
* mTmpBmp = mImageFrame.combineFrameRes();
*
* 5. 保存
*
*/
public class PhotoFrame
{
public static final int FRAME_BIG = 0x1;
public static final int FRAME_SMALL = FRAME_BIG + 1;
private Context mContext;
/**
* 源图片
*/
private Bitmap mBitmap;
private int FRAME_TYPE = FRAME_SMALL;
private int mFrameRes = 0;
private int[] mFrameListRes = null;
private String mFramePathRes = null;
private ArrayList<String> mFramePathListRes = null;
public PhotoFrame(Context context, Bitmap bm)
{
mContext = context;
mBitmap = bm;
}
public void setFrameType(int type)
{
this.FRAME_TYPE = type;
}
/**
* 添加相框资源
*
* @param frame_around_left_top
* :左上
* @param frame_around_left
* :左
* @param frame_around_left_bottom
* :左下
* @param frame_around_bottom
* :下
* @param frame_around_right_bottom
* :右下
* @param frame_around_right
* :右
* @param frame_around_right_top
* :右上
* @param frame_around_top
* :上
*/
public void setFrameResources(int frame_around_left_top,
int frame_around_left, int frame_around_left_bottom,
int frame_around_bottom, int frame_around_right_bottom,
int frame_around_right, int frame_around_right_top,
int frame_around_top)
{
mFrameListRes = new int[]{frame_around_left_top, frame_around_left,
frame_around_left_bottom, frame_around_bottom,
frame_around_right_bottom, frame_around_right,
frame_around_right_top, frame_around_top};
}
/**
* 添加相框资源
*
* @param res
* 相框资源ID
*
*/
public void setFrameResources(int res)
{
mFrameRes = res;
}
/**
* 添加相框资源
* @param resPath
* 相框资源路径
*
*/
public void setFramePath(String resPath)
{
mFramePathRes = resPath;
}
/**
* 添加相框资源
* @param mList
* 小资源图片路径列表(说明: 图片顺序为:左上，左，左下，下，右下，右，右上，上)
*
*/
public void setFrameListPath(ArrayList<String> mList)
{
mFramePathListRes = mList;
}
/**
* 资源ID的相框合成
* @return
*/
public Bitmap combineFrameRes()
{
Bitmap bitmap = null;
if (this.FRAME_TYPE == FRAME_BIG)
{
bitmap = combinateFrame(mFrameRes);
} else if (this.FRAME_TYPE == FRAME_SMALL)
{
bitmap = combinateFrame(mFrameListRes);
}
return bitmap;
}
/**
*
* @return
* 路径图片的合成相框
*
*/
public Bitmap combineFramePathRes()
{
Bitmap bitmap = null;
if (this.FRAME_TYPE == FRAME_BIG)
{
bitmap = combinateFrame(mFramePathRes);
} else if(this.FRAME_TYPE == FRAME_SMALL)
{
bitmap = combinateFrame(mFramePathListRes);
}
return bitmap;
}
/**
* 添加边框
*
* @param res
* 边框资源
* @return
*/
private Bitmap combinateFrame(int res)
{
Bitmap bitmap = decodeBitmap(res);
Drawable[] array = new Drawable[2];
array[0] = new BitmapDrawable(mContext.getResources(), mBitmap);
Bitmap b = resize(bitmap, this.mBitmap.getWidth(),
this.mBitmap.getHeight());
array[1] = new BitmapDrawable(mContext.getResources(), b);
LayerDrawable layer = new LayerDrawable(array);
return drawableToBitmap(layer);
}
/**
* 添加边框
*
* @param res
* 边框资源
* @return
*/
private Bitmap combinateFrame(String res)
{
Bitmap bitmap = decodeBitmap(res);
Drawable[] array = new Drawable[2];
array[0] = new BitmapDrawable(mContext.getResources(), mBitmap);
Bitmap b = resize(bitmap, this.mBitmap.getWidth(),
this.mBitmap.getHeight());
array[1] = new BitmapDrawable(mContext.getResources(), b);
LayerDrawable layer = new LayerDrawable(array);
return drawableToBitmap(layer);
}
/**
* 将Drawable转换成Bitmap
*
* @param drawable
* @return
*/
private Bitmap drawableToBitmap(Drawable drawable)
{
Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(),
drawable.getIntrinsicHeight(),
drawable.getOpacity() != PixelFormat.OPAQUE
? Bitmap.Config.ARGB_8888
: Bitmap.Config.RGB_565);
Canvas canvas = new Canvas(bitmap);
drawable.setBounds(0, 0, drawable.getIntrinsicWidth(),
drawable.getIntrinsicHeight());
drawable.draw(canvas);
return bitmap;
}
/**
* 将R.drawable.*转换成Bitmap
*
* @param res
* @return
*/
private Bitmap decodeBitmap(int res)
{
return BitmapFactory.decodeResource(mContext.getResources(), res);
}
/**
* 将图片路径String 转化为bitmap
*
* @param res
* @return
*/
private Bitmap decodeBitmap(String res)
{
return BitmapFactory.decodeFile(res);
}
/**
* 图片缩放
*
* @param bm
* @param w
* @param h
* @return
*/
public Bitmap resize(Bitmap bm, int w, int h)
{
Bitmap BitmapOrg = bm;
int width = BitmapOrg.getWidth();
int height = BitmapOrg.getHeight();
int newWidth = w;
int newHeight = h;
float scaleWidth = ((float) newWidth) / width;
float scaleHeight = ((float) newHeight) / height;
Matrix matrix = new Matrix();
matrix.postScale(scaleWidth, scaleHeight);
Bitmap resizedBitmap = Bitmap.createBitmap(BitmapOrg, 0, 0, width,
height, matrix, true);
return resizedBitmap;
}
/**
*
* @param res
* 边框资源ID数组
*
* @return
* 合成
*/
private Bitmap combinateFrame(int[] res)
{
Bitmap bmp = decodeBitmap(res[0]);
// 边框的宽高
final int smallW = bmp.getWidth();
final int smallH = bmp.getHeight();
// 原图片的宽高
final int bigW = this.mBitmap.getWidth();
final int bigH = this.mBitmap.getHeight();
int wCount = (int) Math.ceil(bigW * 1.0 / smallW);
int hCount = (int) Math.ceil(bigH * 1.0 / smallH);
// 组合后图片的宽高
int newW = (wCount + 2) * smallW;
int newH = (hCount + 2) * smallH;
// 重新定义大小
Bitmap newBitmap = Bitmap.createBitmap(newW, newH, Config.ARGB_8888);
Canvas canvas = new Canvas(newBitmap);
Paint p = new Paint();
p.setColor(Color.TRANSPARENT);
canvas.drawRect(new Rect(0, 0, newW, newH), p);
Rect rect = new Rect(smallW, smallH, newW - smallW, newH - smallH);
Paint paint = new Paint();
paint.setColor(Color.WHITE);
canvas.drawRect(rect, paint);
// 绘原图
canvas.drawBitmap(this.mBitmap,
(newW - bigW - 2 * smallW) / 2 + smallW,
(newH - bigH - 2 * smallH) / 2 + smallH, null);
// 绘边框
// 绘四个角
int startW = newW - smallW;
int startH = newH - smallH;
Bitmap leftTopBm = decodeBitmap(res[0]); // 左上角
Bitmap leftBottomBm = decodeBitmap(res[2]); // 左下角
Bitmap rightBottomBm = decodeBitmap(res[4]); // 右下角
Bitmap rightTopBm = decodeBitmap(res[6]); // 右上角
canvas.drawBitmap(leftTopBm, 0, 0, null);
canvas.drawBitmap(leftBottomBm, 0, startH, null);
canvas.drawBitmap(rightBottomBm, startW, startH, null);
canvas.drawBitmap(rightTopBm, startW, 0, null);
leftTopBm.recycle();
leftTopBm = null;
leftBottomBm.recycle();
leftBottomBm = null;
rightBottomBm.recycle();
rightBottomBm = null;
rightTopBm.recycle();
rightTopBm = null;
// 绘左右边框
Bitmap leftBm = decodeBitmap(res[1]);
Bitmap rightBm = decodeBitmap(res[5]);
for (int i = 0, length = hCount; i < length; i++)
{
int h = smallH * (i + 1);
canvas.drawBitmap(leftBm, 0, h, null);
canvas.drawBitmap(rightBm, startW, h, null);
}
leftBm.recycle();
leftBm = null;
rightBm.recycle();
rightBm = null;
// 绘上下边框
Bitmap bottomBm = decodeBitmap(res[3]);
Bitmap topBm = decodeBitmap(res[7]);
for (int i = 0, length = wCount; i < length; i++)
{
int w = smallW * (i + 1);
canvas.drawBitmap(bottomBm, w, startH, null);
canvas.drawBitmap(topBm, w, 0, null);
}
bottomBm.recycle();
bottomBm = null;
topBm.recycle();
topBm = null;
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
return newBitmap;
}
private Bitmap combinateFrame(ArrayList<String> res)
{
Bitmap bmp = decodeBitmap(res.get(0));
// 边框的宽高
final int smallW = bmp.getWidth();
final int smallH = bmp.getHeight();
// 原图片的宽高
final int bigW = this.mBitmap.getWidth();
final int bigH = this.mBitmap.getHeight();
int wCount = (int) Math.ceil(bigW * 1.0 / smallW);
int hCount = (int) Math.ceil(bigH * 1.0 / smallH);
// 组合后图片的宽高
int newW = (wCount + 2) * smallW;
int newH = (hCount + 2) * smallH;
// 重新定义大小
Bitmap newBitmap = Bitmap.createBitmap(newW, newH, Config.ARGB_8888);
Canvas canvas = new Canvas(newBitmap);
Paint p = new Paint();
p.setColor(Color.TRANSPARENT);
canvas.drawRect(new Rect(0, 0, newW, newH), p);
Rect rect = new Rect(smallW, smallH, newW - smallW, newH - smallH);
Paint paint = new Paint();
paint.setColor(Color.WHITE);
canvas.drawRect(rect, paint);
// 绘原图
canvas.drawBitmap(this.mBitmap,
(newW - bigW - 2 * smallW) / 2 + smallW,
(newH - bigH - 2 * smallH) / 2 + smallH, null);
// 绘边框
// 绘四个角
int startW = newW - smallW;
int startH = newH - smallH;
Bitmap leftTopBm = decodeBitmap(res.get(0)); // 左上角
Bitmap leftBottomBm = decodeBitmap(res.get(2)); // 左下角
Bitmap rightBottomBm = decodeBitmap(res.get(4)); // 右下角
Bitmap rightTopBm = decodeBitmap(res.get(6)); // 右上角
canvas.drawBitmap(leftTopBm, 0, 0, null);
canvas.drawBitmap(leftBottomBm, 0, startH, null);
canvas.drawBitmap(rightBottomBm, startW, startH, null);
canvas.drawBitmap(rightTopBm, startW, 0, null);
leftTopBm.recycle();
leftTopBm = null;
leftBottomBm.recycle();
leftBottomBm = null;
rightBottomBm.recycle();
rightBottomBm = null;
rightTopBm.recycle();
rightTopBm = null;
// 绘左右边框
Bitmap leftBm = decodeBitmap(res.get(1));
Bitmap rightBm = decodeBitmap(res.get(5));
for (int i = 0, length = hCount; i < length; i++)
{
int h = smallH * (i + 1);
canvas.drawBitmap(leftBm, 0, h, null);
canvas.drawBitmap(rightBm, startW, h, null);
}
leftBm.recycle();
leftBm = null;
rightBm.recycle();
rightBm = null;
// 绘上下边框
Bitmap bottomBm = decodeBitmap(res.get(3));
Bitmap topBm = decodeBitmap(res.get(7));
for (int i = 0, length = wCount; i < length; i++)
{
int w = smallW * (i + 1);
canvas.drawBitmap(bottomBm, w, startH, null);
canvas.drawBitmap(topBm, w, 0, null);
}
bottomBm.recycle();
bottomBm = null;
topBm.recycle();
topBm = null;
canvas.save(Canvas.ALL_SAVE_FLAG);
canvas.restore();
return newBitmap;
}
}