Resets the clipping region to infinite.
将剪辑区域重置为无穷大。
Creates a rectangle for the clipping region.
为剪辑区域创建一个矩形。
Sets the clipping region to the elliptical path.
将剪辑区域设置为椭圆路径。
Creates a small rectangle for the clipping region.
为剪辑区域创建一个小矩形。
Translates the clipping region by a vector (50, 50).
将剪辑区域平移一个向量(50,50)。
Sets the clipping region to exclude the rectangular region.
设置剪辑区域以排除矩形区域。
Then the code draws two lines that are restricted to the interior of the clipping region.
然后，该代码绘制两条限制在剪辑区域内部的直线。
Creates a region and sets it to the rectangle, and sets the clipping region to this region.
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。
It USES a black pen for the first clipping region and a red pen for the second clipping region.
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。
Creates a rectangle with upper-left corner at (0, 0) and sets the clipping region to this rectangle.
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。
Clipping defines the region of an element that is visible.
剪裁定义了元素的区域，是可见的。
In this example I'll be using a circular clipping path to restrict the drawing of a set of random stars to a particular region.
这个例子，我会用一个圆形的裁切路径来限制随机星星的绘制区域。
If the line crosses an odd number of path segments, the starting point is inside the closed region and is therefore part of the fill or clipping area.
如果直线和奇数的路径线段交叉，则开始点是在关闭的区域中，因此是填色或裁剪区域的一部分。
Clipping is restricting drawing to a certain region.
裁剪会将绘图限制在某个区域内。
Since graphics clipping and region filling are needed in the chart display, the graphics clipping algorithm and region filling algorithm are designed according to the requirement of the chart display.
闭于比现无算法，依据海图现示的须要，设计实现了海图现示外的图形剪裁和区域挖充算法。
Since graphics clipping and region filling are needed in the chart display, the graphics clipping algorithm and region filling algorithm are designed according to the requirement of the chart display.
闭于比现无算法，依据海图现示的须要，设计实现了海图现示外的图形剪裁和区域挖充算法。
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