23 lines
520 B
Plaintext
23 lines
520 B
Plaintext
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@startuml MouseDown
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'' MouseDown
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start
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: 保存鼠标在虚拟空间的坐标;
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if (鼠标左键) then (yes)
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if (是否在已经选择框内) then (yes)
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if (是否在四周的点上) then (yes)
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: 四周方向改变大小;
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elseif (是否在四周的线上) then (yes)
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: 向8方改变大小;
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else (nothing)
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: 移动图形模式;
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endif
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else (no)
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if (是否在某个图形内) then (yes)
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: 将这个设置成已选择形状;
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else (no)
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: 画矩阵多选模式;
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endif
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endif
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endif
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stop
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@enduml
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