J2me draw Location:
HCENTER = 1;
VCENTER = 2;
LEFT = 4;
RIGHT = 8;
TOP = 16;
BOTTOM = 32;
BASELINE = 64;
其中:
HCENTER为水平,X不变,Y上下分TOP和BOTTOM
VCENTER为垂直,Y不变,X左右分LEFT和RIGHT
([color=red]注:HCENTER、VCENTER和BASELINE三个不能“同时”修饰文本,即drawString()[/color] )
例图说明:
40(RIGHT|BOTTOM) | 36(LEFT|BOTTOM)
---------------------------|------------------------>
24(LEFT|TOP) | 20(RIGHT|TOP)
3 的蓝色圆(HCENTER |VCENTER)
17的蓝色圆(TOP |HCENTER )
33的蓝色圆(BOTTOM|HCENTER )
10的蓝色圆(RIGHT|VCENTER )
6 的蓝色圆(LEFT|VCENTER )
[img]http://dl.iteye.com/upload/attachment/294749/ef60c0c7-0df8-3036-8ec6-a8f62efbcce0.jpg[/img]
HCENTER = 1;
VCENTER = 2;
LEFT = 4;
RIGHT = 8;
TOP = 16;
BOTTOM = 32;
BASELINE = 64;
其中:
HCENTER为水平,X不变,Y上下分TOP和BOTTOM
VCENTER为垂直,Y不变,X左右分LEFT和RIGHT
([color=red]注:HCENTER、VCENTER和BASELINE三个不能“同时”修饰文本,即drawString()[/color] )
例图说明:
40(RIGHT|BOTTOM) | 36(LEFT|BOTTOM)
---------------------------|------------------------>
24(LEFT|TOP) | 20(RIGHT|TOP)
3 的蓝色圆(HCENTER |VCENTER)
17的蓝色圆(TOP |HCENTER )
33的蓝色圆(BOTTOM|HCENTER )
10的蓝色圆(RIGHT|VCENTER )
6 的蓝色圆(LEFT|VCENTER )
[img]http://dl.iteye.com/upload/attachment/294749/ef60c0c7-0df8-3036-8ec6-a8f62efbcce0.jpg[/img]
本文深入解析了J2medrawLocation属性的使用方式,包括其内部编码规则和具体应用案例。通过详细解释HCENTER、VCENTER、LEFT、RIGHT、TOP和BOTTOM等关键词的含义,读者可以轻松理解如何在文本绘制中灵活运用这些属性实现精确定位。结合实例图,直观展示了不同组合应用的效果,帮助开发者掌握更高效精准的文本布局技巧。
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