Class: BubbleDragger

Blockly.BubbleDragger

class   static

Constructor

BubbleDragger

new BubbleDragger(bubble, workspace)

Class for a bubble dragger. It moves things on the bubble canvas around the workspace when they are being dragged by a mouse or touch. These can be block comments, mutators, warnings, or workspace comments.

Parameter
bubble	(non-null Blockly.Bubble or non-null Blockly.WorkspaceCommentSvg) The item on the bubble canvas to drag.
workspace	Blockly.WorkspaceSvg The workspace to drag on. Value must not be null.

Methods

dispose

package

dispose()

Sever all links from this object.

dragBubble

package

dragBubble(e, currentDragDeltaXY)

Execute a step of bubble dragging, based on the given event. Update the display accordingly.

Parameter
e	Event The most recent move event. Value must not be null.
currentDragDeltaXY	Blockly.utils.Coordinate How far the pointer has moved from the position at the start of the drag, in pixel units. Value must not be null.

endBubbleDrag

package

endBubbleDrag(e, currentDragDeltaXY)

Finish a bubble drag and put the bubble back on the workspace.

Parameter
e	Event The mouseup/touchend event. Value must not be null.
currentDragDeltaXY	Blockly.utils.Coordinate How far the pointer has moved from the position at the start of the drag, in pixel units. Value must not be null.

startBubbleDrag

package

startBubbleDrag()

Start dragging a bubble. This includes moving it to the drag surface.