liuxiaolong
2019-05-09 0d1d88cdb668e75ea8609417ac18ae19947e9525
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._setArrow(@arrowsize, @borderColor, @borderWidth){
    display: inline-block;
    height: @arrowsize;
    width: @arrowsize;
    border-width: @borderWidth @borderWidth 0 0;
    border-color: @borderColor;
    border-style: solid;
}
 
.setArrow(@direction, @arrowsize, @borderColor, @borderWidth) when (@direction = top) {
    ._setArrow(@arrowsize, @borderColor, @borderWidth);
    transform: matrix(0.71,-0.71,0.71,0.71,0,0); // rotate(-45deg)
}
 
.setArrow(@direction, @arrowsize, @borderColor,@borderWidth) when (@direction = right) {
    ._setArrow(@arrowsize, @borderColor, @borderWidth);
    transform: matrix(0.71,0.71,-0.71,0.71,0,0); // rotate(45deg);
 
    position: relative;
    top: -2px;
}
 
.setArrow(@direction, @arrowsize, @borderColor,@borderWidth) when (@direction = down) {
    ._setArrow(@arrowsize, @borderColor, @borderWidth);
    transform: matrix(-0.71,0.71,-0.71,-0.71,0,0); // rotate(135deg);
 
    position: relative;
    top: -3px;
}
 
.setArrow(@direction, @arrowsize, @borderColor,@borderWidth) when (@direction = left) {
    ._setArrow(@arrowsize, @borderColor, @borderWidth);
    transform: matrix(-0.71,-0.71,0.71,-0.71,0,0); // rotate(-135deg);
 
    position: relative;
    top: -2px;
}