Each object is represented by a horizontal bar that shows it¡¯s duration in the animation. Drag the end of the bar to change the object¡¯s start and/ or end frame. Drag the center of the bar to move the object's duration. If you expand an object, each property is represented by a dotted straight line, with white squares indicate key frames. In this mode, you can edit keyframe.
Current Frame Marker
A vertical bar represents the current frame of the animation.drag it to change the current frame
Zooming and Scrolling the Key Frame
When creating an animation, zoom in to show more time and get an overall picture of the animation. Zoom out to show smaller increments of time for precise manipulations of keyframes.
To zoom in:
Click the plus
button.The Timeline view zooms in by a factor of two. For example, if the Timeline showed ten seconds before, it now shows five seconds of the current animation, and the time markers change accordingly.
To zoom out:
Click the minus
button .The Timeline view zooms out by a factor of two. For example, if the Timeline showed two seconds, it now shows four seconds of the current animation, and the time markers change accordingly.
To scroll the Timeline view using the mouse:
Position the cursor in the Timeline view, and click and drag.
