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{"version":3,"file":"util.mjs","names":[],"sources":["../../../src/controls/util.ts"],"sourcesContent":["import type {\n TPointerEvent,\n Transform,\n TransformAction,\n BasicTransformEvent,\n} from '../EventTypeDefs';\nimport { resolveOrigin } from '../util/misc/resolveOrigin';\nimport { Point } from '../Point';\nimport type { FabricObject } from '../shapes/Object/FabricObject';\nimport type { TOriginX, TOriginY } from '../typedefs';\nimport { degreesToRadians } from '../util/misc/radiansDegreesConversion';\nimport type { Control } from './Control';\nimport { CENTER, quarterPI, twoMathPi } from '../constants';\nimport { calcVectorRotation, createVector } from '../util/misc/vectors';\nimport type { TOCoord } from '../shapes/Object/InteractiveObject';\nimport { sendPointToPlane } from '../util/misc/planeChange';\n\nexport const NOT_ALLOWED_CURSOR = 'not-allowed';\n\n/**\n * @param {Boolean} alreadySelected true if target is already selected\n * @param {String} corner a string representing the corner ml, mr, tl ...\n * @param {Event} e Event object\n * @param {FabricObject} [target] inserted back to help overriding. Unused\n */\nexport const getActionFromCorner = (\n alreadySelected: boolean,\n corner: string | undefined,\n e: TPointerEvent,\n target: FabricObject,\n) => {\n if (!corner || !alreadySelected) {\n return 'drag';\n }\n const control = target.controls[corner];\n return control.getActionName(e, control, target);\n};\n\n/**\n * Checks if transform is centered\n * @param {Object} transform transform data\n * @return {Boolean} true if transform is centered\n */\nexport function isTransformCentered(transform: Transform) {\n return (\n resolveOrigin(transform.originX) === resolveOrigin(CENTER) &&\n resolveOrigin(transform.originY) === resolveOrigin(CENTER)\n );\n}\n\nexport function invertOrigin(origin: TOriginX | TOriginY) {\n return -resolveOrigin(origin) + 0.5;\n}\n\nexport const isLocked = (\n target: FabricObject,\n lockingKey:\n | 'lockMovementX'\n | 'lockMovementY'\n | 'lockRotation'\n | 'lockScalingX'\n | 'lockScalingY'\n | 'lockSkewingX'\n | 'lockSkewingY'\n | 'lockScalingFlip',\n) => target[lockingKey];\n\nexport const commonEventInfo: TransformAction<\n Transform,\n BasicTransformEvent\n> = (eventData, transform, x, y) => {\n return {\n e: eventData,\n transform,\n pointer: new Point(x, y),\n };\n};\n\n/**\n * Combine control position and object angle to find the control direction compared\n * to the object center.\n * @param {FabricObject} fabricObject the fabric object for which we are rendering controls\n * @param {Control} control the control class\n * @return {Number} 0 - 7 a quadrant number\n */\nexport function findCornerQuadrant(\n fabricObject: FabricObject,\n control: Control,\n coord: TOCoord,\n): number {\n const target = coord;\n const center = sendPointToPlane(\n fabricObject.getCenterPoint(),\n fabricObject.canvas!.viewportTransform,\n undefined,\n );\n const angle = calcVectorRotation(createVector(center, target)) + twoMathPi;\n return Math.round((angle % twoMathPi) / quarterPI);\n}\n\n/**\n * @returns the normalized point (rotated relative to center) in local coordinates\n */\nfunction normalizePoint(\n target: FabricObject,\n point: Point,\n originX: TOriginX,\n originY: TOriginY,\n): Point {\n const center = target.getRelativeCenterPoint(),\n p =\n typeof originX !== 'undefined' && typeof originY !== 'undefined'\n ? target.translateToGivenOrigin(\n center,\n CENTER,\n CENTER,\n originX,\n originY,\n )\n : new Point(target.left, target.top),\n p2 = target.angle\n ? point.rotate(-degreesToRadians(target.angle), center)\n : point;\n return p2.subtract(p);\n}\n\n/**\n * Transforms a point to the offset from the given origin\n * @param {Object} transform\n * @param {String} originX\n * @param {String} originY\n * @param {number} x\n * @param {number} y\n * @return {Fabric.Point} the normalized point\n */\nexpo
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