viewcontroller的view的orgin从哪计算？size是多少？

1、没有导航控制器：
没有xib

2017-03-29 23:01:03.504 ViewFrame[2931:42322] loadView,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.504 ViewFrame[2931:42322] viewDidLoad,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.505 ViewFrame[2931:42322] viewWillAppear:,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.506 ViewFrame[2931:42322] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.507 ViewFrame[2931:42322] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.507 ViewFrame[2931:42322] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.507 ViewFrame[2931:42322] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:01:03.509 ViewFrame[2931:42322] viewDidAppear:,    frame: {{0, 0}, {414, 736}}

有xib

2017-03-29 23:20:51.185 ViewFrame[3386:55374] loadView,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:20:51.185 ViewFrame[3386:55374] viewDidLoad,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:20:51.186 ViewFrame[3386:55374] viewWillAppear:,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:20:51.189 ViewFrame[3386:55374] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:20:51.190 ViewFrame[3386:55374] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:20:51.193 ViewFrame[3386:55374] viewDidAppear:,    frame: {{0, 0}, {414, 736}}

2、有导航控制器，导航条translucent YES透明的

2017-03-29 23:04:28.794 ViewFrame[2997:44793] loadView,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.795 ViewFrame[2997:44793] viewDidLoad,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.796 ViewFrame[2997:44793] viewWillAppear:,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.798 ViewFrame[2997:44793] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.801 ViewFrame[2997:44793] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.802 ViewFrame[2997:44793] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.802 ViewFrame[2997:44793] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:04:28.810 ViewFrame[2997:44793] viewDidAppear:,    frame: {{0, 0}, {414, 736}}

有xib

2017-03-29 23:22:02.950 ViewFrame[3408:55992] loadView,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:22:02.952 ViewFrame[3408:55992] viewDidLoad,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:22:02.952 ViewFrame[3408:55992] viewWillAppear:,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:22:02.958 ViewFrame[3408:55992] viewWillLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:22:02.959 ViewFrame[3408:55992] viewDidLayoutSubviews,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:22:02.962 ViewFrame[3408:55992] viewDidAppear:,    frame: {{0, 0}, {414, 736}}

3、有导航控制器，导航条不透明

2017-03-29 23:03:18.590 ViewFrame[2969:43893] loadView,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:03:18.590 ViewFrame[2969:43893] viewDidLoad,    frame: {{0, 0}, {414, 736}}
2017-03-29 23:03:18.591 ViewFrame[2969:43893] viewWillAppear:,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:03:18.593 ViewFrame[2969:43893] viewWillLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:03:18.593 ViewFrame[2969:43893] viewDidLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:03:18.594 ViewFrame[2969:43893] viewWillLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:03:18.594 ViewFrame[2969:43893] viewDidLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:03:18.598 ViewFrame[2969:43893] viewDidAppear:,    frame: {{0, 64}, {414, 672}}

有xib

2017-03-29 23:22:53.227 ViewFrame[3426:56749] loadView,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:22:53.228 ViewFrame[3426:56749] viewDidLoad,    frame: {{0, 0}, {375, 667}}
2017-03-29 23:22:53.228 ViewFrame[3426:56749] viewWillAppear:,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:22:53.230 ViewFrame[3426:56749] viewWillLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:22:53.230 ViewFrame[3426:56749] viewDidLayoutSubviews,    frame: {{0, 64}, {414, 672}}
2017-03-29 23:22:53.234 ViewFrame[3426:56749] viewDidAppear:,    frame: {{0, 64}, {414, 672}}

3、总结
导航器透明
0，0

导航条不透明
0，64

不用xib，
size.height不正确，没有把64算进去

用xib
size的width和height都不正确，时刻为xib或是sb设置的view的大小