Function mousemove

static/wangEditor/js/wangEditor.js:7933–7955

(e)

            var imgWidth, imgHeight;

            function mousemove (e) {
                var diffX, diffY;

                // 计算差额
                diffX = e.pageX - _x;
                diffY = e.pageY - _y;

                // --------- 计算拖拽点的位置 ---------
                var currentDragMarginLeft = dragMarginLeft + diffX;
                var currentDragMarginTop = dragMarginTop + diffY;
                $dragPoint.css({
                    'margin-left': currentDragMarginLeft,
                    'margin-top': currentDragMarginTop
                });

                // --------- 计算图片的大小 ---------
                var currentImgWidth = imgWidth + diffX;
                var currentImggHeight = imgHeight + diffY;
                $currentImg && $currentImg.css({
                    width: currentImgWidth,
                    height: currentImggHeight
                });
            }

            $dragPoint.on('mousedown', function(e){
                if (!$currentImg) {