tailieunhanh - Learning AutoCAD 2010, Volume 2 phần 2

Biến hệ thống VPROTATEASSOC có thể được thiết lập để một trong các giá trị sau đây. Mô tả tùy chọn 0 1 Khi khung nhìn có thể xoay, bên trong xem là không xoay. Khi khung nhìn có thể xoay, xem bên trong có thể xoay để phù hợp với vòng quay của khung nhìn. | Rotating Viewports You rotate a viewport with the Rotate command or by using grips. You can also set the entire layout view to rotate with the viewport by setting the VPROTATEASSOC system variable. The following image shows a viewport before and after it is rotated. Before rotation After rotation Command Access VPROTATEASSOC Command Line VPROTATEASSOC VPROTATEASSOC System Variable The VPROTATEASSOC system variable controls whether the view within a viewport is rotated with the viewport when the viewport is rotated. The VPROTATEASSOC system variable can be set to one of the following values. Option Description 0 When a viewport is rotated the view inside is not rotated. 1 When a viewport is rotated the view inside is rotated to match the rotation of the viewport. 30 Chapter 6 Working with Layouts Process Rotating a View within a Viewport The following steps give an overview of how to rotate a view within a viewport. 1. At the Command prompt enter VPROTATEASSOC. 2. Set the value to 1. 3. On a layout tab select the desired viewport. 4. Rotate the viewport to the desired angle. 5. Observe the entire view rotate within the viewport. Lesson Using Viewports 31 Exercise Create and Manipulate Viewports In this exercise you change the scale factor of a viewport move a viewport freeze a layer in an active viewport and create a new viewport. The completed exercise The floor plan should now appear smaller on the layout and you should be able to see all of the dimensions as shown. Completing the Exercise To complete the exercise follow the steps in this book or in the onscreen exercise. In the onscreen list of chapters and exercises click Chapter 6 Working with Layouts. Click Exercise Create and Manipulate Viewports. 1. Open . 2. In the Layout1 tab click to select the green 5. rectangular viewport. 3. To set the viewport scale On the status bar click the Viewport Scale list and select 1 30. Click the Layout2 tab. 32 Chapter 6 Working with .