Android为了简化设计并且兼容更多的手机屏幕,系统依照尺寸和分辨率对屏幕进行了区分:
三种尺寸:大、中、小。
三种密度:高(hdpi)、中(mdpi)、低(ldpi)。
各种密度下图标大小
类型 |
低密度屏幕(ldpi) |
中密度屏幕(mdpi) |
高密度屏幕(hdpi) |
启动器 |
36 x 36 |
48 x 48 |
72 x 72 |
菜单 |
36 x 36 |
48 x 48 |
72 x 72 |
状态栏 |
24 x 24 |
32 x 32 |
48 x 48 |
标签 |
24 x 24 |
32 x 32 |
48 x 48 |
对话 |
24 x 24 |
32 x 32 |
48 x 48 |
列表视图 |
24 x 24 |
32 x 32 |
48 x 48 |
各种密度的区分
屏幕 |
宽度 (Pixels) |
高度 (Pixels) |
尺寸 (inches) |
大小 |
密度 |
QVGA |
240 |
320 |
2.6 - 3.0 |
Small |
Low |
WQVGA |
240 |
400 |
3.2 - 3.5 |
Normal |
Low |
FWQVGA |
240 |
432 |
3.5 - 3.8 |
Normal |
Low |
HVGA |
320 |
480 |
3.0 - 3.5 |
Normal |
Medium |
WVGA |
480 |
800 |
3.3 - 4.0 |
Normal |
High |
FWVGA |
480 |
854 |
3.5 - 4.0 |
Normal |
High |
WVGA |
480 |
800 |
4.8 - 5.5 |
Large |
Medium |
FWVGA |
480 |
854 |
5.0 - 5.8 |
Large |
Medium |
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