fabric/dist/src/controls/controlRendering.mjs.map

Object model for HTML5 canvas, and SVG-to-canvas parser. Backed by jsdom and node-canvas.

{"version":3,"file":"controlRendering.mjs","names":[],"sources":["../../../src/controls/controlRendering.ts"],"sourcesContent":["import { twoMathPi } from '../constants';\nimport type { InteractiveFabricObject } from '../shapes/Object/InteractiveObject';\nimport type { Control } from './Control';\n\nexport type ControlRenderingStyleOverride = Partial<\n  Pick<\n    InteractiveFabricObject,\n    | 'cornerStyle'\n    | 'cornerSize'\n    | 'cornerColor'\n    | 'cornerStrokeColor'\n    | 'cornerDashArray'\n    | 'transparentCorners'\n  >\n>;\n\nexport type ControlRenderer<\n  O extends InteractiveFabricObject = InteractiveFabricObject,\n> = (\n  ctx: CanvasRenderingContext2D,\n  left: number,\n  top: number,\n  styleOverride: ControlRenderingStyleOverride,\n  fabricObject: O,\n) => void;\n\n/**\n * Render a round control, as per fabric features.\n * This function is written to respect object properties like transparentCorners, cornerSize\n * cornerColor, cornerStrokeColor\n * plus the addition of offsetY and offsetX.\n * @param {CanvasRenderingContext2D} ctx context to render on\n * @param {Number} left x coordinate where the control center should be\n * @param {Number} top y coordinate where the control center should be\n * @param {Object} styleOverride override for FabricObject controls style\n * @param {FabricObject} fabricObject the fabric object for which we are rendering controls\n */\nexport function renderCircleControl(\n  this: Control,\n  ctx: CanvasRenderingContext2D,\n  left: number,\n  top: number,\n  styleOverride: ControlRenderingStyleOverride,\n  fabricObject: InteractiveFabricObject,\n) {\n  ctx.save();\n  const { stroke, xSize, ySize, opName } = this.commonRenderProps(\n    ctx,\n    left,\n    top,\n    fabricObject,\n    styleOverride,\n  );\n  let size = xSize;\n  // TODO: use proper ellipse code.\n  if (xSize > ySize) {\n    ctx.scale(1.0, ySize / xSize);\n  } else if (ySize > xSize) {\n    size = ySize;\n    ctx.scale(xSize / ySize, 1.0);\n  }\n  ctx.beginPath();\n  ctx.arc(0, 0, size / 2, 0, twoMathPi, false);\n  ctx[opName]();\n  if (stroke) {\n    ctx.stroke();\n  }\n  ctx.restore();\n}\n\n/**\n * Render a square control, as per fabric features.\n * This function is written to respect object properties like transparentCorners, cornerSize\n * cornerColor, cornerStrokeColor\n * plus the addition of offsetY and offsetX.\n * @param {CanvasRenderingContext2D} ctx context to render on\n * @param {Number} left x coordinate where the control center should be\n * @param {Number} top y coordinate where the control center should be\n * @param {Object} styleOverride override for FabricObject controls style\n * @param {FabricObject} fabricObject the fabric object for which we are rendering controls\n */\nexport function renderSquareControl(\n  this: Control,\n  ctx: CanvasRenderingContext2D,\n  left: number,\n  top: number,\n  styleOverride: ControlRenderingStyleOverride,\n  fabricObject: InteractiveFabricObject,\n) {\n  ctx.save();\n  const { stroke, xSize, ySize, opName } = this.commonRenderProps(\n      ctx,\n      left,\n      top,\n      fabricObject,\n      styleOverride,\n    ),\n    xSizeBy2 = xSize / 2,\n    ySizeBy2 = ySize / 2;\n  // this does not work, and fixed with ( && ) does not make sense.\n  // to have real transparent corners we need the controls on upperCanvas\n  // transparentCorners || ctx.clearRect(-xSizeBy2, -ySizeBy2, xSize, ySize);\n  ctx[`${opName}Rect`](-xSizeBy2, -ySizeBy2, xSize, ySize);\n  if (stroke) {\n    ctx.strokeRect(-xSizeBy2, -ySizeBy2, xSize, ySize);\n  }\n  ctx.restore();\n}\n"],"mappings":";;;;;;;;;;;;;AAqCA,SAAgB,oBAEd,KACA,MACA,KACA,eACA,cACA;AACA,KAAI,MAAM;CACV,MAAM,EAAE,QAAQ,OAAO,OAAO,WAAW,KAAK,kBAC5C,KACA,MACA,KACA,cACA,cACD;CACD,IAAI,OAAO;AAEX,KAAI,QAAQ,MACV,KAAI,MAAM,GAAK,QAAQ,MAAM;UACpB,QAAQ,OAAO;AACxB,SAAO;AACP,MAAI,MAAM,QAAQ,OAAO,EAAI;;AAE/B,KAAI,WAAW;AACf,KAAI,IAAI,GAAG,GAAG,OAAO,GAAG,GAAG,WAAW,MAAM;AAC5C,KAAI,SAAS;AACb,KAAI,OACF,KAAI,QAAQ;AAEd,KAAI,SAAS;;;;;;;;;;;;;AAcf,SAAgB,oBAEd,KACA,MACA,KACA,eACA,cACA;AACA,KAAI,MAAM;CACV,MAAM,EAAE,QAAQ,OAAO,OAAO,WAAW,KAAK,kBAC1C,KACA,MACA,KACA,cACA,cACD,EACD,WAAW,QAAQ,GACnB,WAAW,QAAQ;AAIrB,KAAI,GAAG,OAAO,OAAO,CAAC,UAAU,CAAC,UAAU,OAAO,MAAM;AACxD,KAAI,OACF,KAAI,WAAW,CAAC,UAAU,CAAC,UAAU,OAAO,MAAM;AAEpD,KAAI,SAAS"}