關(guān)于計算偏移的那兩個值
能不能把m_start_x = e.pageX - ctrl.offsetLeft; m_start_y = e.pageY - ctrl.offsetTop;換成 m_start_x = panel.offsetLeft; m_start_y = panel.offsetTop;???
能不能把m_start_x = e.pageX - ctrl.offsetLeft; m_start_y = e.pageY - ctrl.offsetTop;換成 m_start_x = panel.offsetLeft; m_start_y = panel.offsetTop;???
舉報
2015-12-23
hellow world