구글맵v2관련 안드로이드(android, java)






//마커 클릭 시 커스텀 Info 윈도우 구현

//좌표간 라인그리기

// 원그리기?

// 마커에 비트맵넣기?
Bitmap.Config conf = Bitmap.Config.ARGB_8888; 
Bitmap bmp = Bitmap.createBitmap(200, 50, conf); 
Canvas canvas = new Canvas(bmp);

canvas.drawText("TEXT", 0, 50, paint); // paint defines the text color, stroke width, size
mMap.addMarker(new MarkerOptions()
                                .position(clickedPosition)
                                //.icon(BitmapDescriptorFactory.fromResource(R.drawable.marker2))
                                .icon(BitmapDescriptorFactory.fromBitmap(bmp))
                                .anchor(0.5f, 1)
                                    );
//markerOptions.icon(BitmapDescriptorFactory.fromResource(R.drawable.marker));


// 비트맵에 텍스트뿌리기
void saveImage() {
    File myDir=new File("/sdcard/saved_images");
    myDir.mkdirs();
    Random generator = new Random();
    int n = 10000;
    n = generator.nextInt(n);
    String fname = "Image-"+ n +".jpg";
    File file = new File (myDir, fname);
    if (file.exists ()) file.delete (); 
    try {
        FileOutputStream out = new FileOutputStream(file);

        // NEWLY ADDED CODE [
            Canvas canvas = new Canvas(originalBitmap);

            Paint paint = Paint();
            paint.setColor(Color.WHITE); // Text Color
            paint.setStrokeWidth(12); // Text Size
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER)); // Text Overlapping Pattern
            // some more settings...

            canvas.drawBitmap(originalBitmap, 0, 0, paint);
            canvas.drawText("Testing...", 10, 10, paint);
        // NEWLY ADDED CODE ]

        originalBitmap.compress(Bitmap.CompressFormat.JPEG, 90, out);
        out.flush();
        out.close();
    } catch (Exception e) {
       e.printStackTrace();
    }
}

//이게 더 좋은가?
public Bitmap drawTextToBitmap(Context gContext, 
  int gResId, 
  String gText) {
  Resources resources = gContext.getResources();
  float scale = resources.getDisplayMetrics().density;
  Bitmap bitmap = 
      BitmapFactory.decodeResource(resources, gResId);
 
  android.graphics.Bitmap.Config bitmapConfig =
      bitmap.getConfig();
  // set default bitmap config if none
  if(bitmapConfig == null) {
    bitmapConfig = android.graphics.Bitmap.Config.ARGB_8888;
  }
  // resource bitmaps are imutable, 
  // so we need to convert it to mutable one
  bitmap = bitmap.copy(bitmapConfig, true);
 
  Canvas canvas = new Canvas(bitmap);
  // new antialised Paint
  Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);
  // text color - #3D3D3D
  paint.setColor(Color.rgb(61, 61, 61));
  // text size in pixels
  paint.setTextSize((int) (14 * scale));
  // text shadow
  paint.setShadowLayer(1f, 0f, 1f, Color.WHITE);
 
  // draw text to the Canvas center
  Rect bounds = new Rect();
  paint.getTextBounds(gText, 0, gText.length(), bounds);
  int x = (bitmap.getWidth() - bounds.width())/2;
  int y = (bitmap.getHeight() + bounds.height())/2;
 
  canvas.drawText(gText, x * scale, y * scale, paint);
 
  return bitmap;
}



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