• fix: scroll to the y-end and unlock the wheel event
• refactor: refactor drawing circle
• build: output *.global.min.js

• feat: add operation.disableScale and operation.disableRotate to Element
• refactor: rename dot to controller

• fix: board event in iframes

fix: eliminate interference when other elements are invisible

• feat: add stroke to text-element
• feat: add textShadow and shadow to element-text
• feat: add shadow to element-rect
• feat: add shadow to element-circle
• fixbug: click block area twice to cancel selected-element

fix: click block area twice to cancel selected-element

fix: scale-direction for element when it rotated

• refactor: refactor idraw.exportDataURL
• feat: @idraw/core add free render status
• feat: Add event drawFrame and drawFrameComplete
• feat: @idraw/core add method setOnlyRender and cancelOnlyRender

• fix: fix the scaling state should be adjusted when rotating elements

• feat: Add method getElement and getElementByIndex
• fix: It can listen doubleClickElement when the element is invisible