Other pictures are symbols such as lines, circles, and squares.
其他的图片是类似线、圆和正方形这样的符号。
Graphics with primitives such as lines or ovals and paths, and operations for transformation, scaling or rotation.
Ruby Shoes还支持通过线条、椭圆以及路径这些基本元素来创建图形，并支持变形、缩放、旋转这样的操作。
Standard metrics, such as lines of code and number of classes, are important when measuring the amount of effort that is being generated for a particular project.
在测量为特定项目生成的工作量时，诸如代码行数和类数量等标准度量非常重要。
Raster image formats store the picture as a bitmap describing the state of pixels, as opposed to recording the length and locations of primitives such as lines and curves.
光栅图像格式将图片存储为描述像素状态的位图，而不是记录图元（譬如，线和曲线）的长度和位置。
Once a Canvas widget has been instantiated, several standard graphical objects (such as lines, circles, rectangles, and others) can be created on it. The following program demonstrates this.
一旦创建了画布部件实例，其上就可以创建一些标准的图形对象(例如，直线、圆形、长方形等)。
Create simple or complex drawings from standard shapes such as lines, arcs, and circles.
使用直线、弧和圆等标准形状创建简单或复杂的工程图。
Create simple or complex drawings from standard shapes such as lines, arcs, and circles.
使用直线、弧和圆等标准形状创建简单或复杂的工程图。
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