![]() ![]() In real-life we usually take one element and drop it onto another. In previous examples the ball could be dropped just “anywhere” to stay. Now it fluently follows the pointer from the current position. In the previous example the ball “jumps” under the pointer. The difference is especially noticeable if we drag the ball by its right-bottom corner. On the beginning of the drag’n’drop, the ball “forks”: we start dragging its “clone”. If we run the code, we can notice something strange. (3) drop the ball, remove unneeded handlersĭocument.removeEventListener('mousemove', onMouseMove) move our absolutely positioned ball under the pointerĭocument.addEventListener('mousemove', onMouseMove) centers the ball at (pageX, pageY) coordinatesī = pageX - ball.offsetWidth / 2 + 'px' ī = pageY - ball.offsetHeight / 2 + 'px' to make it positioned relative to the body move it out of any current parents directly into body (1) prepare to moving: make absolute and on top by z-index Here’s the implementation of dragging a ball: ![]() #TRACK MOUSE COORDINATES OUTSIDE OF WINDOW JAVA HOW TO#Later we’ll see how to add other features, such as highlighting current underlying elements while we drag over them.
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