围绕两个剪辑区域绘制两个矩形。
设置剪辑区域以排除矩形区域。
为剪辑区域创建一个小矩形。
将剪辑区域设置为椭圆路径。
为剪辑区域创建一个矩形。
将剪辑区域重置为无穷大。
将剪辑区域平移一个向量(50,50)。
计数为零意味着该点在填充或剪辑区域的外部。
A zero count means that the point lies outside the fill or clip area.
通过采用两个剪辑区域的联合组合两个剪辑区域。
Union Two clipping regions are combined by taking the union of both.
然后，该代码绘制两条限制在剪辑区域内部的直线。
Then the code draws two lines that are restricted to the interior of the clipping region.
如果结果非零，则认为该点在填充或剪辑区域的内部。
If the result is nonzero, the point is considered inside the fill or clip area.
创建一个区域并将其设置为矩形，然后将剪辑区域设置为此区域。
Creates a region and sets it to the rectangle, and sets the clipping region to this region.
创建一个左上角位于(0,0)的矩形并将剪辑区域设置为此矩形。
Creates a rectangle with upper-left corner at (0, 0) and sets the clipping region to this rectangle.
对第一个剪辑区域使用黑色钢笔，对第二个剪辑区域使用红色钢笔。
It USES a black pen for the first clipping region and a red pen for the second clipping region.
该剪辑显示了靠近南坡道区域的新机库及其与航线的连接。
This clip shows the new hangar near the south ramp area, and its connection to the flightline.
若有必要，你可以对照片进行轻微的剪辑，去除边缘无效区域。
If need be, you can then crop the shot slightly so there isn't any dead space around the edges.
你可以录视频（分辨率为较高的720 x 480，尽管看起来不是更清晰）并上传到YouTube，但你不能先剪辑掉头尾的停滞区域。
You can record videos (at a high 720 by 480 resolution, although they don’t look any sharper) and upload them to YouTube, but you can’t trim the dead air off the ends first.
区域的两个常见用途是命中检测和剪辑。
下面展示对左侧的地图进行剪辑以生成较小区域的地图。
The following shows the map on the left clipped to produce the map of the smaller area.
每一个角度剪辑在跳跃点被分成预定跳跃单元，并且每一个被记录在信息存储介质的相邻区域中。
Each Angle clip is divided into predetermined jumping units at jumping points and each is recorded in contiguous areas of the information storage medium.
每一个角度剪辑在跳跃点被分成预定跳跃单元，并且每一个被记录在信息存储介质的相邻区域中。
Each Angle clip is divided into predetermined jumping units at jumping points and each is recorded in contiguous areas of the information storage medium.
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