FlotChartGraph_test.java

private static final float DEF_BASE_SCALE_X = 320.0f;
private static final float DEF_BASE_SCALE_Y = 240.0f;
private static final float DEF_BASE_HOSEI_X = 20.0f;
private static final float DEF_BASE_HOSEI_Y = 20.0f;


ImageView iv = (ImageView) gDlg.findViewById(R.id.gh_image);
if (sds.get(0).getData() != null) {
	cleanupView(iv); //ivについてる画像情報を破棄する関数
			
	FlotDraw fd = new FlotDraw(sds, null, null);

	//画面比でサイズを設定する。S4だとなんか伸びない☆
	//int width = iv.getWidth() == 0 ? 640:iv.getWidth();
	//int height = iv.getHeight()==0 ? 480:iv.getHeight();
	DisplayMetrics metrics = new DisplayMetrics();
	activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);
	float scale = (metrics.widthPixels /metrics.density) / DEF_BASE_SCALE_X ;
	float m_density = metrics.density * scale;
	int width =  (int)(m_density * (DEF_BASE_SCALE_X -DEF_BASE_HOSEI_X) );
	int height = (int)(m_density * (DEF_BASE_SCALE_Y -DEF_BASE_HOSEI_Y) );

	
    //背景色を設定するグラフLibraryなので不透明でOK(S4対策)☆
	Bitmap.Config conf = Bitmap.Config.RGB_565;//Bitmap.Config.ARGB_4444;
	Bitmap root_bitmap = null;
	Bitmap bitmap = null;
	try {
		root_bitmap = Bitmap.createBitmap(width, height, conf);
		Canvas canvas = new Canvas(bitmap);
		fd.draw(canvas, width, height);

		//一度PNG圧縮したデータ作成(S4対策) ☆
		int size = root_bitmap.getWidth() * root_bitmap.getHeight();
		ByteArrayOutputStream out = new ByteArrayOutputStream(size);
		root_bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);   
		byte[] bytSig =out.toByteArray();
		out.close();
		    
		bitmap = BitmapFactory.decodeByteArray(bytSig, 0, bytSig.length);

		//[NOTE]S4だとsetImageBitmapの方でないと超小さく表示される☆
		if(tx instanceof ImageView ){
			((ImageView)tx).setImageBitmap(bitmap);
		}
		else{
			iv.setBackgroundDrawable(new BitmapDrawable(bitmap));
		}
	}
	catch (Exception e) {
		if(bitmap != null)bitmap.recycle();
	}
	finally{
		if(root_bitmap!=null)root_bitmap.recycle();
		System.gc();
		System.runFinalization();
	}
}