style body min height 600px box wrapper overflow visible position absolute transform origin 50 50 user select none width 200px height 100px left 110px top 110px dot r 10px fill 1E88E5 position absolute border radius 100px stroke orange user select none transition delay 0 2s opacity 0 fill 1E88E5 r 5 stroke color blue stroke red box wrapper hover dot box wrapper hover rotate link transition delay 0 0s opacity 1 dot hover fill 0D47A1 rotate link position absolute r 1px height 15px background color 1E88E5 cx 20px cy calc 50 0 5px z index 1 opacity 0 transition delay 0 2s dot left top cx 5px cy 5px cursor nw resize dot left bottom cx 5px cy calc 100 5px cursor sw resize dot right top cx calc 100 5px cy 5px cursor ne resize dot right bottom cx calc 100 5px cy calc 100 5px cursor se resize dot top mid cx calc 50 0px cy 5px cursor n resize dot left mid cx 5px cy calc 50 0px cursor w resize dot right mid cx calc 100 5px cy calc 50 0px cursor e resize dot bottom mid cx calc 50 0px cy calc 100 5px cursor s resize dot rotate cx calc 50 0px cy calc 0 20px cursor url https findicons com files icons 1620 crystal project 16 rotate ccw png auto rectbounds fill none r 5 stroke width 2 stroke color blue stroke red style svg id svgcontainer style width 100 height 500px border 1px solid blue g id shapegroup style border 1px solid blue path class path d M 100 100 Q 50 150 200 200 stroke black fill transparent stroke width 6 rect class rectbounds rect circle class dot center circle circle class dot rotate circle svg id rect0 x 50 y 40 width 100 height 100 style overflow visible class subsvg g class svggroup rect class rectbounds rect circle class dot rotate circle circle class dot left top circle circle class dot left bottom circle circle class dot top mid circle circle class dot bottom mid circle circle class dot left mid circle circle class dot right mid circle circle class dot right bottom circle circle class dot right top circle g svg g svg script function addDrag elm let elmt elm let initX initY mousePressX mousePressY let delta x 0 y 0 function repositionElement xx yy let el elmt el offset x xx el offset y yy el setAttribute transform translate el offset x el offset y translate el center x el center y rotate el rotation translate el center x el center y drag support elmt addEventListener mousedown function event if event target classList contains dot true return let path elmt querySelector path let bb path getBBox initX elmt offset x elmt translateX br left bb x parseInt elmt getAttribute x this offsetLeft initY elmt offset y elmt translateY br top bb y parseInt elmt getAttribute y this offsetTop mousePressX event clientX mousePressY event clientY function eventMoveHandler event repositionElement initX event clientX mousePressX initY event clientY mousePressY window addEventListener mousemove eventMoveHandler false window addEventListener mouseup function eventEndHandler window removeEventListener mousemove eventMoveHandler false window removeEventListener mouseup eventEndHandler false false function addRotate elm let elmt elm handle rotation let rotatedot elmt querySelector rotate rotatedot addEventListener mousedown function event initX parseInt rotatedot getAttribute cx this offsetLeft initY parseInt rotatedot getAttribute cy this offsetTop mousePressX event clientX mousePressY event clientY let arrow elmt querySelector box let arrowRects elmt getBoundingClientRect let arrowX arrowRects left arrowRects width 2 let arrowY arrowRects top arrowRects height 2 function eventMoveHandler event let angle Math atan2 event clientY arrowY event clientX arrowX Math PI 2 rotateBox angle 180 Math PI let angledeg angle 180 Math PI let el elmt el rotation angledeg el setAttribute transform translate el offset x el offset y translate el center x el center y rotate el rotation translate el center x el center y window addEventListener mousemove eventMoveHandler false window addEventListener mouseup function eventEndHandler window removeEventListener mousemove eventMoveHandler false window removeEventListener mouseup eventEndHandler false false end addRotate function addResize elm let elmt elm function getDot dname let dotEl elmt querySelector dname if dotEl const svgns http www w3 org 2000 svg dotEl document createElementNS svgns circle dotEl classList add dot dotEl classList add dname elmt children 0 appendChild dotEl return dotEl let dotRotate elmt querySelector dot rotate rotatedot setAttribute cx 50 rotatedot setAttribute cy 20px handle resize let rightMid getDot right mid let leftMid getDot left mid let topMid getDot top mid let bottomMid getDot bottom mid let leftTop getDot left top let rightTop getDot right top let rightBottom getDot right bottom let leftBottom getDot left bottom moveDots elmt rightMid style background color green rightMid addEventListener mousedown e resizeHandler e false false true false leftMid addEventListener mousedown e resizeHandler e true false true false topMid addEventListener mousedown e resizeHandler e false true false true bottomMid addEventListener mousedown e resizeHandler e false false false true leftTop addEventListener mousedown e resizeHandler e true true true true rightTop addEventListener mousedown e resizeHandler e false true true true rightBottom addEventListener mousedown e resizeHandler e false false true true leftBottom addEventListener mousedown e resizeHandler e true false true true function resize w h elmt setAttribute width w w px elmt setAttribute height h style height h px function getCurrentRotation el let st window getComputedStyle el null let tm st getPropertyValue webkit transform st getPropertyValue moz transform st getPropertyValue ms transform st getPropertyValue o transform st getPropertyValue transform none if tm none let values tm split 1 split 0 split let angle Math round Math atan2 values 1 values 0 180 Math PI return angle 0 angle 360 angle if typeof el rotation undefined return el rotation return 0 function resizeHandler event left false top false xResize false yResize false initX elmt offsetLeft initY elmt offsetTop initX parseInt elmt getAttribute x this offsetLeft initY parseInt elmt getAttribute y this offsetTop mousePressX event clientX mousePressY event clientY initW elmt offsetWidth initH elmt offsetHeight initW parseInt elmt getAttribute width this offsetLeft initH parseInt elmt getAttribute height this offsetTop initCX initX initW 0 5 initCY initY initH 0 5 initRotate getCurrentRotation elmt let initRadians initRotate Math PI 180 let cosFraction Math cos initRadians let sinFraction Math sin initRadians function eventMoveHandler event let wDiff event clientX mousePressX let hDiff event clientY mousePressY let rotatedWDiff cosFraction wDiff sinFraction hDiff let rotatedHDiff cosFraction hDiff sinFraction wDiff if xResize yResize rotatedHDiff 0 if yResize xResize rotatedWDiff 0 let newW initW rotatedWDiff let newH initH rotatedHDiff let newCX initX initW rotatedWDiff 0 5 let newCY initY initH rotatedHDiff 0 5 let dw initW newW let dh initH newH let xx0 initCX cosFraction initW sinFraction initH 0 5 let yy0 initCY cosFraction initH sinFraction initW 0 5 let xx newCX cosFraction newW sinFraction newH 0 5 let yy newCY cosFraction newH sinFraction newW 0 5 let dx xx xx0 let dy yy yy0 let newX initX dx let newY initY dy if top newY dh newH 2 dh if left newX dw newW 2 dw elmt setAttribute x newX elmt setAttribute y newY elmt setAttribute width newW elmt setAttribute height newH elmt style left newX px elmt style top newY px elmt style width newW px elmt style height newH px moveDots elmt end eventMoveHandler window addEventListener mousemove eventMoveHandler false window addEventListener mouseup function eventEndHandler window removeEventListener mousemove eventMoveHandler false window removeEventListener mouseup eventEndHandler false end addResize function init el let svg document getElementById svgcontainer let elRect el getBoundingClientRect let svgRect svg getBoundingClientRect let path el querySelector path let rectbounds el querySelector rectbounds let center el querySelector center let br el getBoundingClientRect let bb path getBBox rectbounds setAttribute x bb x rectbounds setAttribute y bb y rectbounds setAttribute width bb width rectbounds setAttribute height bb height center setAttribute cx bb x bb width 0 5 center setAttribute cy bb y bb height 0 5 el center x bb x bb width 0 5 y bb y bb height 0 5 el offset x 0 y 0 el rotation 0 let dotRotate el querySelector dot rotate dotRotate setAttribute cx bb x bb width 0 5 dotRotate setAttribute cy bb y 20 console log el center el center el setAttribute transform translate el center x el center y rotate 15 translate 240 150 moveDots document getElementById shapegroup addDrag document getElementById shapegroup addRotate document getElementById shapegroup addResize document getElementById shapegroup init document getElementById shapegroup console log ready script
elector dot rotate rotatedot setAttribute cx 50 rotatedot setAttribute cy 20px handle resize let rightMid getDot right mid let leftMid getDot left mid let topMid getDot top mid let bottomMid getDot bottom mid let leftTop getDot left top let rightTop getDot right top let rightBottom getDot right bottom let leftBottom getDot left bottom moveDots elmt rightMid style background color green rightMid addEventListener mousedown e resizeHandler e false false true false leftMid addEventListener mousedown e resizeHandler e true false true false topMid addEventListener mousedown e resizeHandler e false true false true bottomMid addEventListener mousedown e resizeHandler e false false false true leftTop addEventListener mousedown e resizeHandler e true true true true rightTop addEventListener mousedown e resizeHandler e false true true true rightBottom addEventListener mousedown e resizeHandler e false false true true leftBottom addEventListener mousedown e resizeHandler e true false true true function resize w h elmt setAttribute width w w px elmt setAttribute height h style height h px function getCurrentRotation el let st window getComputedStyle el null let tm st getPropertyValue webkit transform st getPropertyValue moz transform st getPropertyValue ms transform st getPropertyValue o transform st getPropertyValue transform none if tm none let values tm split 1 split 0 split let angle Math round Math atan2 values 1 values 0 180 Math PI return angle 0 angle 360 angle if typeof el rotation undefined return el rotation return 0 function resizeHandler event left false top false xResize false yResize false initX elmt offsetLeft initY elmt offsetTop initX parseInt elmt getAttribute x this offsetLeft initY parseInt elmt getAttribute y this offsetTop mousePressX event clientX mousePressY event clientY initW elmt offsetWidth initH elmt offsetHeight initW parseInt elmt getAttribute width this offsetLeft initH parseInt elmt getAttribute height this offsetTop initCX initX initW 0 5 initCY initY initH 0 5 initRotate getCurrentRotation elmt let initRadians initRotate Math PI 180 let cosFraction Math cos initRadians let sinFraction Math sin initRadians function eventMoveHandler event let wDiff event clientX mousePressX let hDiff event clientY mousePressY let rotatedWDiff cosFraction wDiff sinFraction hDiff let rotatedHDiff cosFraction hDiff sinFraction wDiff if xResize yResize rotatedHDiff 0 if yResize xResize rotatedWDiff 0 let newW initW rotatedWDiff let newH initH rotatedHDiff let newCX initX initW rotatedWDiff 0 5 let newCY initY initH rotatedHDiff 0 5 let dw initW newW let dh initH newH let xx0 initCX cosFraction initW sinFraction initH 0 5 let yy0 initCY cosFraction initH sinFraction initW 0 5 let xx newCX cosFraction newW sinFraction newH 0 5 let yy newCY cosFraction newH sinFraction newW 0 5 let dx xx xx0 let dy yy yy0 let newX initX dx let newY initY dy if top newY dh newH 2 dh if left newX dw newW 2 dw elmt setAttribute x newX elmt setAttribute y newY elmt setAttribute width newW elmt setAttribute height newH elmt style left newX px elmt style top newY px elmt style width newW px elmt style height newH px moveDots elmt end eventMoveHandler window addEventListener mousemove eventMoveHandler false window addEventListener mouseup function eventEndHandler window removeEventListener mousemove eventMoveHandler false window removeEventListener mouseup eventEndHandler false end addResize function init el let svg document getElementById svgcontainer let elRect el getBoundingClientRect let svgRect svg getBoundingClientRect let path el querySelector path let rectbounds el querySelector rectbounds let center el querySelector center let br el getBoundingClientRect let bb path getBBox rectbounds setAttribute x bb x rectbounds setAttribute y bb y rectbounds setAttribute width bb width rectbounds setAttribute height bb height center setAttribute cx bb x bb width 0 5 center setAttribute cy bb y bb height 0 5 el center x bb x bb width 0 5 y bb y bb height 0 5 el offset x 0 y 0 el rotation 0 let dotRotate el querySelector dot rotate dotRotate setAttribute cx bb x bb width 0 5 dotRotate setAttribute cy bb y 20 console log el center el center el setAttribute transform translate el center x el center y rotate 15 translate 240 150 moveDots document getElementById shapegroup addDrag document getElementById shapegroup addRotate document getElementById shapegroup addResize document getElementById shapegroup init document getElementById shapegroup console log ready script