tv_block = (TextView) findViewById(R.id.block);
//获取资源文件 Drawable d = ContextCompat.getDrawable(WorkoutDetailActivity.this,R.drawable.block);//getResources().getDrawable(R.mipmap.come_in_icon);
//必须设置图片大小,否则不显示d.setBounds(0, 0, DensityUtil.dip2px(WorkoutDetailActivity.this,20), DensityUtil.dip2px(WorkoutDetailActivity.this,20));
//图片要设置到的位置,参数分别代表:左上右下tv_block.setCompoundDrawables(d,null,null,null);