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Konva transformer demo. But is some cases Konva.

• Konva transformer demo The mouseleave() will always fire because the pointer must leave the group to use the transformer handles or spinner. konva. But you can make a workaround by placing a shape inside the rotated group. But if you have a transformer on top of other shapes, then shapes will be not listening for regular events (such as click, touchstart etc). This setting might affect the output in some cases, so make sure Jun 30, 2021 · Saved searches Use saved searches to filter your results more quickly Dec 15, 2020 · Before we get into the transformer lets set some shapes on a canvas. Just put a URL to it here and we'll apply it, in the order you have them, before the CSS in the Pen itself. Contribute to leewwhui/konva-alignline-demo development by creating an account on GitHub. Konva 5 Transformer #900. Improve this answer. Currently there is no good pure declarative “vue-way” to use Transformer tool. js is an HTML5 Canvas JavaScript framework that extends the 2d context by enabling canvas interactivity for desktop and mobile applications. here a demo. Interactive Building Map. _fitNodeInto. , blue boxes) on a transformable Konva element? Note I'm using Konva with konva-react. Group() object and then add shapes to it with the add() method. These events also will be triggered on attached In Konva a transformer is used for this purpose. As a workaround, you can overwrite update method and add your own styles there: // create new transformer var tr = new Konva. That is a useful approach, because you may have non-selectable shapes on the stage (like a background). Tween; Konva. In the demo, you will see that "rect" names is used to detect selectable shapes. To that end, there is the Konva Use Konva. To only detect events for non transparent pixels in an image with Konva, we can use the drawHitFromCache() method to generate a more precise image hit region. We just need to define a method getSelfRect. React Konva is a JavaScript library for drawing complex canvas graphics using React. Konva Transformer attaches differently @lavrton yes i want with additional anchor to skew the object on mouse events as konva does not have anchors for skew. You will see how transformer is trying to snap to guide lines. Group node. In my situation, without the line of code in the picture, transformer. To define the path of the line you should use points property. You signed in with another tab or window. - konvajs/konva Here we will create two demos. In most of the cases you don't need to use it in your app. Group. Transformer instance. I am trying to create a multiple shape selection using Transformer of React konva. HTML5 Canvas Image Events with Konva. Because it is for internal usage in Konva core. The html Konva demo that I want to reproduce in React Konva. Group ". To actually make an appearance in any meaningful way it has to have one or more shapes (aka nodes) connected to it. We can use a combination of Drag Limit Demo and Resize Limit Demo to add some restrictions to shapes changes by the user. You may need to add extra logic if you need to fit height too. It is not in the docs yet. In the demo we will try to implement snapping for resizing. What do you think about it? Rendered stage: About External Resources. Transformer node, and attach it into required node manually. Online demo Feb 14, 2019 · Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community. But you can still use it with some small manual requests to the Konva nodes. Transformer. By default, events can be triggered for any pixel inside of an image, even if Transformer demo sandbox and experiment with it yourself using our interactive online playground. The variable tr1 is the Konva. This associates the transformer with group1. It allows you easily resize and rotate any node or set of nodes. Games and Apps Wheel of Fortune. When I selected for example 2 circles, Apr 22, 2022 · in this demo, this line of code is important to prevent Maximum Call Stack Exceeded. Konva is a wrapper for the HTML5 canvas element. But in some cases Konva. Konva can't detect bounding box of a custom shape. free drawing demo React Konva free drawing demo react-konva-drop-image Drop Image into Canvas with React In this demo we will use simple collision detection to highlight intersected objects. Most common snaps are 0, 45, 90, 135, 180, etc decrea Alignline demo of konva transformer. CAD Systems Canvas Editor. And also the cursor sign also appears wrong for case when height is positive and width is negative or vice versa when I try to resize from corner I am working with the Transformer and to limit the size of the node i have implemented the boundBoxFunc. You can use it as a template to jumpstart your development Konva. nodes contains a rect which is a child of the transformer. Konva-Image-Crop-Demo This repository shows how to crop an image by using the property " crop " of " Konva. Contribute to zhcndoc/konva development by creating an account on GitHub. The snap to grid demo in the Konva docs uses the following code to recognise the rotation anchor and exit the function before the snapping code runs. Just put a URL to it here and we'll apply it, in the order you have them, before the CSS in the Pen But we’ll develop a working demo in vanilla JS that you can use in your own projects, and I’ll provide a styling sandbox to help you to visualise what each property does. [email protected] doesn't have API to customize specific anchors of a Konva. konvajs / konva Public. Scenario: I have circles and they are selectable as rows 1. There are many implementations possible. Instructions: Double click on text to edit it. 8k. Just turn on responsive mode in devtools or mobile view, you'll see that i cant resize elements. vue-konva. But I need to calculate the updated width and height of shape after applying transformation. dhalldmg opened this issue Apr 29, 2020 · 14 comments but as I'm trying to create a demo those factors are not affecting it. Transformer will be placed inside not scaled container. Demo. Group and scale it instead of Konva. pixelRatio = 1 to reduce the scaling work Konva has to do. update() function. You switched accounts on another tab or window. Notifications You must be signed in to change notification settings; Fork 942; Star 11. Simple demo: I am trying to figure out a way to detach the Konva. Here is the code: const shape = n Transformer 是一种特殊的 Konva. Transformer object has special transform events that you can use in your app: transformstart, transform and transformend. All vue-konva compone Basic shapes Custom shape Events Images Filters Save/Load Drag and Drop Transformer Simple Animations Cache Changing zIndex How to use canvas with Vue? Vue Konva is a Konva. But you still can use it with some small manual requests to the Konva nodes. Aug 21, 2018 · To integrate with React, Konva provides HTML5 Canvas library work with React, called React Konva. d e m o 2 s. Closed dhalldmg opened this issue Apr 29, 2020 · 14 comments Closed Konva 5 Transformer #900. Lets see a simple example of transformer in action. For that reason i need the movingResiz That is some styled text on canvas!. Dec 23, 2024 · How to modify line points with anchors?Instructions: Use your mouse or finger and drag and drop the anchor points tomodify the curvature of the quadratic curve and the Bezier curve. And it will work just fine. But you are making a good attempt. Forked from React Konva Custom shape demo template Template type: create-react-app . But the code also executes when I use the rotating anchor. Transformer can not track deep changes inside Konva. Transformer Hey, I have problem with transformer rotation position when I select already moved and rotated elements. Here is the code: const shape = n in this demo, this line of code is important to prevent Maximum Call Stack Exceeded. To enable it you need to: Create new instance with new Konva. React Konva demo for Transformer react-konva Transformer not working properly #881. Other Konva shapes have the getClientRect() method to get their enclosing rect, however the Konva. Transformer is a special kind of Konva. Transformer Mar 8, 2019 · I am trying to attach a transformer to a shape I create and use "boundBoxFunc" to limit the width to a specified MAX_WIDTH. But why we see green rect above red circle? As mentioned above Konva is drawing in Dec 23, 2024 · This is a stress test demo to select and resize many shapes at the same time. Filters to it. Stage. so should I add transformer to group node instead of the layer ? currently the group nodes and transformer are all in the same layer The workaround is to use the SAME parent for Konva. How can keep the position and rotation and scale properties of shapes in the group after detached? It looks shapes are lost there changed properties if detach every shapes in the group after the user move or resize, rotate the group that wrapped under the Transformer. Konva. After applying transformation using transformer on a shape, its scaleX and scaleY properties are changed where as its width and height property remains the same. For example, I know the image I inserted is a 90° rotated image, and I would like to have this rotation shown through the transformer when the image is selected (image has a base "canvas-rotation" of 0°, and the transformer a base "canvas-rotation" of 90°). when click on the transformer to resize a rect, we click on one of the rect of a transformer, and then drag. target but don't know how to attach transformer to node, There is a twist I have dynamically generated squares and I want to attach one transformer to one layer in the stage. Simple Window Frame. vue-konva-transformer How to use Konva. Basically I'm combining two example demos: Transformer and Filters But I ran into a problem where Filters require you to cache the image/shape, where as Transformer does not like cached images. Dec 23, 2024 · HTML5 Canvas Keyboard events with KonvaThere are no build-in keyboards events like keydown or keyup in Konva. Share. In this case you will need to use forceUpdate method to reset transforming tools. Thanks to this tutorial I've managed to attach the Transformer to a newly created temporary group where all shapes are being added one by one when they get selected. Generally this approach requires some interfacing with the native Konva API. You can set keepRatio to false if you don’t need that behavior. nodes([shape]); 通过 layer. Transform and drag events demo. I am struggling with the small project in which I want to add different slots and save in database. Dec 23, 2024 · Vue Konva is a JavaScript library for drawing complex canvas graphics using Vue. 6k. I see two most common and simple ways: Konva-based vector graphics (simple) Manual drawing into 2d canvas (advanced) Free drawing with Konva nodes. Type something. Click any example below to run it instantly or find templates that can be used as a pre-built solution! transformer. 教程 示例 API React Vue 支持 Konva 帮助 Consulting; HTML5 Canvas Drag, Drop, and Resize Images Demo 获取Konva最新 There are some demos of the Konva Framework. Transformer automatically track properties of attached nodes. Closed nesibeyyubov opened this issue Mar 27, 2020 · 3 comments Closed It is demo by react-konva docs. transformer in the top corner. Code; this does not work if you resize the transformer first Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Copy <!-- Created using JS Bin!--w w w. I used { Html } from 'react-konva-utils' so that I could move that content along with the Text component like in the demo in the link above. Grouping shapes together is really handy when we want to transform multiple Hey, I have problem with transformer rotation position when I select already moved and rotated elements. And it will work just fine. Example 1: In other words, what if I wanted to make the boxes grey, and semi You signed in with another tab or window. Transfomer may reset its style at any point of time with internal tr. You signed out in another tab or window. Currently Konva. - konvajs/konva To group multiple shapes together with Konva, we can instantiate a Konva. With CodeSandbox, you can easily learn how CodeSandbox has skilfully integrated different packages and frameworks to create a truly impressive web app. Because the transformer rectangle will overdraw hit area of You signed in with another tab or window. Line() object with closed = true attribute. Explore this online react-konva-transformer sandbox and experiment with it yourself using our interactive online playground. Dec 23, 2024 · HTML5 Canvas Image Events with Konva. Group in Vue file? All Konva. Instructions: Try to resize a shape. These events also will be triggered on attached Transformer constructor. Transformer is a special shape used to provide scale, position and rotation UI. If width of the shape is bigger then 200 transforming. Take a look into Select and Transform demo. Transformer can’t do this. It is working well with the mouse click on one shape and then to other shape, creates a whole selection of both shapes. Follow edited Aug 4, 2018 at 1:30. my transformer will be covered by my new rectangle. 0 is incompatible if used in conjugation with React Konva components, like Text, Image, RegularPolygon etc. Transformer({nodes: [rect], anchorDragBoundFunc: function (oldPos, newPos, event) {// oldPos - is old absolute position title: HTML5 Canvas Shape Resize With Ratio Preserved How to resize shape with savings its proportion? By default when you resize with corner anchors (top-left, top-right, bottom-left or bottom-right) Transformer will save ratio of a node. Dec 23, 2024 · Use Konva. Please move Transformer to the parent of attaching node. Transformer in vue-konva? react-konva. In this case you will need to use forceUpdate method to reset transforming tools React Konva demo for Transformer. But how to listen keydown or keyup events on canvas?You can easily add them by two ways: a Group Drag a Line Drag a Stage Drag Events Simple Drag Bounds Complex Drag and Drop Drop Events Select and Transform Basic demo Dec 11, 2024 · ƒ,;QTÕ~ €FÊÂùû]ªUå ceà„*TA ÙÛÅ ³BõÎÄNŸ } ‰*l‘ @©Ó–ó¯-ë,ó̲´òϱ ò ( jß—ºûéNPEŽZ7MQoo, l¦} ª”¥©¨Ü lgw¶ ÉrñdÐ; —U¼ü¿0·'É÷@ ”™eÀ§›ÂÔ¦'€¦¾wÂM•tI w. It is 1 (second element in array of children of the first group). When i set transformer. Transformer; Konva. If you have three points with x and y coordinates you should define points property as: [x1, y1, x2, y2, x3, y3]. Transformer(); But the two finger scaling is not supporting and it's very difficult scale in mobile devices. What is zIndex of green rect? It is 0. Transform Transform constructor. pixelRatio = 1 on retina devices - Konva automatically handles pixel ratio adjustments in order to render crisp drawings on all devices. g. When setting the configuration of a transformer, I tried to set the boundBoxFunc and it thew the following error: Cannot read property 'rotation' of undefined at Konva. It will help to understand that dragging a Transformer handle changes the scale of the rectangle - not the Save as PDF Save as PDF Konva 中文文档. But also we have a lot of tutorials for almost every aspect of the framework. But it seems the "boundBoxFunction" callback is not being called when resizing. Using a custom draw hit function can have several benefits, such as making the hit region larger To get a visual sense of what is happening to the attrs during the transform, take a look at the demo in the official docs here and pay special attention to width/height, rotation and scale as you resize by dragging the right edge first, then repeat with the bottom edge. Instructions: try to rotate, drag or resize shapes out of canvas. An alternative approach would be In my transformer I am using anchor snapping to line up the sizing anchors with a grid. Transformer()的实例 将它添加到 Layer 将节点附加到 transformer, transformer. So it will adopt its own properties automatically. oasis10702/konva-simple-example. The demo is using two core Konva features to boost the performance:. So the first and probably the simplest ways is: Start a new Konva. Limited_Dr. Most common snaps are 0, 45, 90, 135, 180, etc decrea Mar 10, 2019 · I'm using the react demo for transformer, and I get the same result. Just i can drag them. Transformer node. <v-transformer :config="transformConfig" ref="transformer" /> And the config is setup like this: At the current moment ([email protected]) that is not possible to do directly with Konva API. But we can simply help it. By default, events can be triggered for any pixel inside of an image, even if it’s transparent. js:614 Konva warning: Transformer and attached node have different parents. Flat array of numbers should work faster and use less memory than array of objects. const tr = new Konva. But is some cases Konva. I used below code to initiate Transformer const tr = new Konva. Summary: I have shared a small demo below so please help me resolve the issue. 2022. Snapping makes a shape “sticky” near provided values and works like rounding. Red circle has higher zIndex than green rect. Transformer is a special type of group that allow you transform Konva primitives and shapes. Red borders are used to show bounding boxes. But apposite side does not move during skew. This approach works like i want to, but Konva throws warnings in the Dev Console: Util. org --> < html > < head To create a custom hit draw function for a shape with Konva, we can set the hitFunc property. Seats Reservation. Explore this online react-konva-transformer. flipenabled(false) and i noticed that when it comes to flipping, node really does not flip, but the upper-left corner position suddenly changes. I mean You can use the transformer tool by using the svelte-konva transformer component. Well, saying that is like saying Lewis Hamilton drives a car. forceUpdate() Demo: Also, you may add all shape into a Konva. n (circles are stored in redux). Instructions: Click on the circle to see an alert triggere < title > Konva Remove Event Listener Demo </ title > < style > body {margin: 0; padding: 0; overflow: hidden; background-color: #f0f0f0;} # About External Resources. Click any example below to run it instantly or find templates that can be used as a pre-built solution! Explore this online react-konva. Edit the code to make changes and see it instantly in the preview Explore this online vue-konva. This setting might affect the output in some cases, so make sure Hello, I was wondering if it was possible to limit the rotations of the Transformer to a set of determined angles. 1. detach() npm install react-konva konva All common shapes for graphical applications Support for desktop and mobile devices Node nesting, grouping and event bubbling Hig Basic shapes Custom shape Events Images Filters Drag and Drop Refs and Konva Nodes Transformer Simple Animations Complex Animations Utils DOM Portal Canvas Portal Demos Export into Add a transformer to shape is so convenient，Is there any way to add a transformer to a group to transform multiple shapes at the same time? thanks a lot，the demo works fine，I tried it with vue-konva，now it works fine too. single shape selected; multi shapes selected; path selected; set stroke 'align to inner' ---- Do u think you could add this feature to konva or write a tutorial? I think lots of people building designer tools would appreciate being able to attach the Transformer to a multiselection without having to group all selected shapes resulting in losing their original z-index ;) Thanks for the hard work, Konva is awesome! About External Resources. Hello, @glisteningly Are you creating a group with tag or new this. All things are working fine as expected, I am saving the json in database and calling again on e You signed in with another tab or window. And the more complex one, used in real-word app that cover more edge cases. If you set it to true the whole transformer area will be available for drag. If the user interacts with a corner resizer i will keep the ratio of the node, otherwise not. If u're holding CntrlKey and click over other shapes the Transformer will be updated (with forceUpdate()) to include those too. My code looks like: var Canvas = (function() { var funct = {}; var stageWidth,stageHeight,stage,layer,circle,rect,myPlayer,textNode Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company When rotation is equal to 0 everything works fine. Transform and drag events demo sandbox and experiment with it yourself using our interactive online playground. When I selected for example 2 circles, I'm using the react demo for transformer, and I get the same result. Tutorials Konva Stop Transform Demo view raw <!DOCTYPE html > < html > < head > <!-- USE DEVELOPMENT VERSION --> The demo shows how to manually implement resizing of a shape with Konva shapes primitives. Window Frame Designer. Find React Konva Examples and Templates Use this online react-konva playground to view and fork react-konva example apps and templates on CodeSandbox. As soon as u clear the selection, the shapes are How do I style the transform anchors (e. Resizing shapes are moved into another layer (another canvas element). Anyone know how to fix React Konva demo for Transformer. Likes: 0 users liked this sandbox Views: 254 unique visitors has visited Forks: 1 Sep 29, 2021 · i want to add and remove Transform just by click in mouse event Left mouse button. I am creating an application and having some issue in adding transformer to node when clicked, I have done creating a . Transformer({boundBoxFunc: function (oldBoundBox, newBoundBox) {// "boundBox" is an object with // x, y, width, height and rotation properties // transformer tool will try to fit nodes into that box // the logic is simple, if new width is too big // we will return previous state That way the Transformer will be visible. Here is the code: const shape = n Jul 8, 2020 · Hey, I have problem with transformer rotation position when I select already moved and rotated elements. I have successfully created and attached the transformer to the images using a "mouseover" event, but I can't figure out how to detach the transformer with my "mouseout" event once transformation is done. ú´M C­Þþ1ÓTQ ‘aŒM¾W÷Ò^= Û-_µáž`&ã+€#CŠ ÎØž' o Ûžœ[¤=yxéSÊ'H[ïŠ(¨ »Ýó /÷ôp„b©äm^æïêÓïg1ߦ­ô ãÀ#3R*áÜÀÑlŸ9Bp—Ø React Konva demo for Transformer. Wedge; Class: Transform Konva. answered Aug 2, 2018 at 2:57. When I selected for example 2 circles, In some application, you may want to snap rotation near some values. The method should return bounding box of a shape without transforming applied (like the shape has no rotation, no scaling and placed in x =0, y=0). To remove an event listener with Konva, we can use the off() method ofa shape object which requires an event type such as click or mousedown. About External Resources. The Idea: y If you need to stop transforming immediately you can use stopTransform methods of Konva. Dec 23, 2024 · What is zIndex of red circle. You can use it as a template to jumpstart your development with this pre-built About External Resources. What happens is the border-radius get's stretched during transformation, and it visually does not keep the border looking the way it basically should. Press Enter. You can attach shapes to the transformer. sandbox and experiment with it yourself using our interactive online playground. That is accomplished at line 2 below where a single-member array is passed in as the parameter to the transformer’s nodes method. I am trying to attach a transformer to a shape I create and use "boundBoxFunc" to limit the width to a specified MAX_WIDTH. Snapping demo. Instructions: open demo on new window with this link: Hello, I was wondering if it was possible to limit the rotations of the Transformer to a set of determined angles. for which i wrote mouse up,down and move and click functions on stage which are mentioned in the in this demo, this line of code is important to prevent Maximum Call Stack Exceeded. Try changing the height and width of The Rectangle Positive and Negatives and check the transformer it will appear differently. For simplicity we will use just bounding boxes to detect collision. Even if you set keepRatio to false you can hold SHIFT to still keep ratio. But also we have a built-it methods for such cases with special Konva. You can apply CSS to your Pen from any stylesheet on the web. Group。它可以方便的调整节点尺寸和旋转节点，它可以操作一个或者一组节点。 如何使用： 新建一个new Konva. I'm trying to use React Konvajs to create a canvas with an image that can be manipulated (with Transformer) and apply Konva. . Mar 24, 2018 · You signed in with another tab or window. The official intro says: Konva is an HTML5 Canvas JavaScript framework that extends the 2d context by enabling canvas interactivity for desktop and mobile applications. I am not able to archive as required result problem : during skew from any side, apposite side should also move to make our shape skewed. Image " and the property " clip " of '" Konva. It provides declarative and reactive bindings to the Konva Framework. For example, if I allow only the [0, 90, 180, 270] angles, using the Transformer's rotation handle, the Transofrmet will only be rotated after the cursor passes the 45° angle. Instructions: click on shape to select it. With CodeSandbox, you can easily learn how lavrton has skilfully integrated different packages and frameworks to create a truly impressive web app. You can use it as a template to jumpstart your development with this pre-built solution. Line on mousedown/touchstart; Add new point into the line while Dec 23, 2024 · In some application, you may want to snap rotation near some values. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company There are many ways to implement free drawing tools in Konva. At the current moment [email protected] doesn't support fully customized Konva. A hit draw function is the function that Konva will use to draw a region used for hit detection. Drawing Labels on Image. Instructions: Click the button. Basic demo for general understanding of the technic. js transformer from my image. How do i disable the dragging for the rotator anchor, so that the icon doesn't move at all? I'm using the react demo for transformer, and I get the same result. If I'm able to figure out what I'm currently missing to recreate it I'll share the demo. Things I did: Since HTML 5. Can anybody tell me the work around code/solution to get the width and height of the shape Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company React Konva demo for Transformer. Most documentation and examples that I am finding suggest using the tr. The Konva. Integrate with CSS; when the stroke set to 'align to inner', the transformer will attach to the outter of the stroke -----as same as transformer in konva. on function and getting node instance by evt. Code; it's not convenient for me to take a demo. A bit like setting a custom snapping angle. Currently there is no good, pure declarative “react-way” to use the Transformer tool. Transforming tool is not changing width and height properties of nodes Konva. Online demo My issue is that I cannot find a way to set the transformer base rotation. Source code is available from this git repo. lavrton I want to adjust visually the border radius for the rect, so it stays "the same" during transformation. You can use it as a template to Konva. Fortunately Konva itself has to know where the Transform rect is located so that it can weave its magic. batchDraw() 更新图层 提示: 当你调整尺寸时 I am trying to make the text layer resizable in KonvaJS. i want this to be achieved by mouse drag and drop. Konva Modify Cur react-konva-custom-shape-transformer using konva, react, react-dom, react-konva. But there is a documentation for that class in case you still want to make some manual calculations. Notifications You must be signed in to change notification settings; Fork 926; Star 11. my nodes are group/image or group/rect&text. Transformer There is an experimental property shouldOverdrawWholeArea for Konva. Your code doesn't work, because Konva. Discussion. Transformer does not. com Released under the MIT license: https://jsbin. Idea: you need to create Konva. I set the config on the Transformer component. But, just in case you have bad performance on retina devices, set Konva. All React Konva demo for Transformer. new Transform( [m]) In the demo we will care only about stage WIDTH. Transformer Demo. Layers. If you want to enable full rich text editing features see Rich Text Demo. mit-license. Transformer demo sandbox and experiment with it yourself using our interactive online playground. Transformer({nodes: [shape1, shape2], boundBoxFunc: (oldBox, newBox) => {const box = getClientRect(newBox); const isOut Also checkout this experimental demo: Select and Transform demo Konva Drag, Drop, and Resize Images Demoview raw<!DOCTYPE html> . Transformer() Use this online konva playground to view and fork konva example apps and templates on CodeSandbox. React Konva demo for Transformer. Konva does not support such case right now. Thanks for this awesome library! When rotation is equal to 0 everything works fine. Tutorials Demos API docs React Vue Svelte Transform and drag events demo using konva, vue, vue-konva. So Konva. c o m--> https://jsbin. Reload to refresh your session. To create a polygon with Konva, we can instantiate a Konva. Do u think you could add this feature to konva or write a tutorial? I think lots of people building designer tools would appreciate being able to attach the Transformer to a multiselection without having to group all selected shapes resulting in losing their original z-index ;) Thanks for the hard work, Konva is awesome! react-konva Transformer not working properly #881. here a demo konvajs / konva Public. wvnzeo nsq rkug rsap tgefv ryk qttfv ascn nkxuyh oqhgjd