cpdf_rectDescriptionbool cpdf_rect ( int pdf_document, float x_coor, float y_coor, float width, float height [, int mode] )The cpdf_rect() function draws a rectangle with its lower left corner at point (x_coor, y_coor). This width is set to width. This height is set to height. 如果成功则返回 TRUE,失败则返回 FALSE。 可选参数 mode 决定单元的长度。如果为 0 或被省略则使用该页指定的默认单元。否则坐标忽略当前单元而使用 postscript 的点来度量。
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