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feat: Add new shape type "spiky_rectangle"
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253 changes: 253 additions & 0 deletions
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src/composables/states/appCanvas/spikyRectangle/spikyRectangleSelectedState.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,253 @@ | ||
| import { movingShapeControlState } from "../movingShapeControlState"; | ||
| import { getRectShapeRect, getShapeDetransform, getShapeTransform } from "../../../../shapes/rectPolygon"; | ||
| import { applyAffine, clamp, IVec2 } from "okageo"; | ||
| import { snapNumber } from "../../../../utils/geometry"; | ||
| import { | ||
| getSpikeParameters, | ||
| getSpikyInnerRectangle, | ||
| SpikyRectangleShape, | ||
| } from "../../../../shapes/polygons/spikyRectangle"; | ||
| import { COMMAND_EXAM_SRC } from "../commandExams"; | ||
| import { defineSingleSelectedHandlerState } from "../singleSelectedHandlerState"; | ||
| import { newSimplePolygonHandler, SimplePolygonHandler } from "../../../shapeHandlers/simplePolygonHandler"; | ||
| import { StyleScheme } from "../../../../models"; | ||
| import { applyLocalSpace, renderValueLabel } from "../../../../utils/renderer"; | ||
| import { applyStrokeStyle } from "../../../../utils/strokeStyle"; | ||
|
|
||
| export const newSpikyRectangleSelectedState = defineSingleSelectedHandlerState< | ||
| SpikyRectangleShape, | ||
| SimplePolygonHandler, | ||
| never | ||
| >( | ||
| (getters) => { | ||
| return { | ||
| getLabel: () => "RectangleSelected", | ||
| handleEvent: (ctx, event) => { | ||
| switch (event.type) { | ||
| case "pointerdown": | ||
| switch (event.data.options.button) { | ||
| case 0: { | ||
| const targetShape = getters.getTargetShape(); | ||
| const shapeHandler = getters.getShapeHandler(); | ||
|
|
||
| const hitResult = shapeHandler.hitTest(event.data.point, ctx.getScale()); | ||
| shapeHandler.saveHitResult(hitResult); | ||
| if (hitResult) { | ||
| switch (hitResult.type) { | ||
| case "rx": | ||
| return () => { | ||
| let showLabel = !event.data.options.ctrl; | ||
| return movingShapeControlState<SpikyRectangleShape>({ | ||
| targetId: targetShape.id, | ||
| snapType: "custom", | ||
| extraCommands: [COMMAND_EXAM_SRC.RESIZE_PROPORTIONALLY], | ||
| patchFn: (s, p, movement) => { | ||
| const innerRect = getSpikyInnerRectangle(s); | ||
| const localP = applyAffine(getShapeDetransform(s), p); | ||
| let nextSize = clamp(0, innerRect.width / 2, localP.x - innerRect.x); | ||
| if (movement.ctrl) { | ||
| showLabel = false; | ||
| } else { | ||
| nextSize = snapNumber(nextSize, 1); | ||
| showLabel = true; | ||
| } | ||
| return movement.shift ? { rx: nextSize, ry: nextSize } : { rx: nextSize }; | ||
| }, | ||
| getControlFn: (s, scale) => | ||
| applyAffine(getShapeTransform(s), getLocalCornerControl(s, scale)[0]), | ||
| renderFn: (ctx, renderCtx, s) => { | ||
| renderCornerGuidlinesForRadius( | ||
| renderCtx, | ||
| ctx.getStyleScheme(), | ||
| ctx.getScale(), | ||
| s, | ||
| showLabel, | ||
| ); | ||
| }, | ||
| }); | ||
| }; | ||
| case "ry": | ||
| return () => { | ||
| let showLabel = !event.data.options.ctrl; | ||
| return movingShapeControlState<SpikyRectangleShape>({ | ||
| targetId: targetShape.id, | ||
| snapType: "custom", | ||
| extraCommands: [COMMAND_EXAM_SRC.RESIZE_PROPORTIONALLY], | ||
| patchFn: (s, p, movement) => { | ||
| const innerRect = getSpikyInnerRectangle(s); | ||
| const localP = applyAffine(getShapeDetransform(s), p); | ||
| let nextSize = clamp(0, innerRect.height / 2, localP.y - innerRect.y); | ||
| if (movement.ctrl) { | ||
| showLabel = false; | ||
| } else { | ||
| nextSize = snapNumber(nextSize, 1); | ||
| showLabel = true; | ||
| } | ||
| return movement.shift ? { rx: nextSize, ry: nextSize } : { ry: nextSize }; | ||
| }, | ||
| getControlFn: (s, scale) => | ||
| applyAffine(getShapeTransform(s), getLocalCornerControl(s, scale)[1]), | ||
| renderFn: (ctx, renderCtx, s) => { | ||
| renderCornerGuidlinesForRadius( | ||
| renderCtx, | ||
| ctx.getStyleScheme(), | ||
| ctx.getScale(), | ||
| s, | ||
| showLabel, | ||
| ); | ||
| }, | ||
| }); | ||
| }; | ||
| case "spike": | ||
| return () => { | ||
| let showLabel = !event.data.options.ctrl; | ||
| return movingShapeControlState<SpikyRectangleShape>({ | ||
| targetId: targetShape.id, | ||
| snapType: "custom", | ||
| patchFn: (s, p, movement) => { | ||
| const localP = applyAffine(getShapeDetransform(s), p); | ||
| let nextWidth = clamp(0, s.width / 2, s.width / 2 - localP.x) * 2; | ||
| let nextHeight = clamp(0, s.height / 2, localP.y); | ||
| if (movement.ctrl) { | ||
| showLabel = false; | ||
| } else { | ||
| nextWidth = snapNumber(nextWidth, 2); | ||
| nextHeight = snapNumber(nextHeight, 1); | ||
| showLabel = true; | ||
| } | ||
| return { spikeSize: { width: nextWidth, height: nextHeight } }; | ||
| }, | ||
| getControlFn: (s) => | ||
| applyAffine(getShapeTransform(s), { | ||
| x: (s.width - s.spikeSize.width) / 2, | ||
| y: s.spikeSize.height, | ||
| }), | ||
| renderFn: (ctx, renderCtx, s) => { | ||
| renderCornerGuidlinesForSpike( | ||
| renderCtx, | ||
| ctx.getStyleScheme(), | ||
| ctx.getScale(), | ||
| s, | ||
| showLabel, | ||
| ); | ||
| }, | ||
| }); | ||
| }; | ||
| default: | ||
| return; | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
| }, | ||
| }; | ||
| }, | ||
| (ctx, target) => | ||
| newSimplePolygonHandler({ | ||
| getShapeComposite: ctx.getShapeComposite, | ||
| targetId: target.id, | ||
| getAnchors: () => { | ||
| const scale = ctx.getScale(); | ||
| const radiusC = getLocalCornerControl(target, scale); | ||
| return [ | ||
| ["rx", radiusC[0]], | ||
| ["ry", radiusC[1]], | ||
| ["spike", { x: (target.width - target.spikeSize.width) / 2, y: target.spikeSize.height }], | ||
| ]; | ||
| }, | ||
| }), | ||
| ); | ||
|
|
||
| function getLocalCornerControl(shape: SpikyRectangleShape, scale: number): [IVec2, IVec2] { | ||
| const margin = 16 * scale; | ||
| const { rx, ry } = getSpikeParameters(shape); | ||
| const rect = getSpikyInnerRectangle(shape); | ||
| return [ | ||
| { x: rect.x + rx, y: rect.y - margin }, | ||
| { x: rect.x - margin, y: rect.y + ry }, | ||
| ]; | ||
| } | ||
|
|
||
| function renderCornerGuidlinesForRadius( | ||
| renderCtx: CanvasRenderingContext2D, | ||
| style: StyleScheme, | ||
| scale: number, | ||
| shape: SpikyRectangleShape, | ||
| showLabel = false, | ||
| ) { | ||
| applyLocalSpace(renderCtx, getRectShapeRect(shape), shape.rotation, () => { | ||
| const innerRect = getSpikyInnerRectangle(shape); | ||
| const [cornerXC, cornerYC] = getLocalCornerControl(shape, scale); | ||
|
|
||
| if (showLabel) { | ||
| const margin = 20 * scale; | ||
| renderValueLabel( | ||
| renderCtx, | ||
| shape.rx ?? 0, | ||
| { x: innerRect.x, y: innerRect.y - margin }, | ||
| -shape.rotation, | ||
| scale, | ||
| true, | ||
| ); | ||
| renderValueLabel( | ||
| renderCtx, | ||
| shape.ry ?? 0, | ||
| { x: innerRect.x - margin, y: innerRect.y }, | ||
| -shape.rotation, | ||
| scale, | ||
| true, | ||
| ); | ||
| } | ||
|
|
||
| applyStrokeStyle(renderCtx, { | ||
| color: style.selectionSecondaly, | ||
| width: 2 * scale, | ||
| dash: "short", | ||
| }); | ||
|
|
||
| renderCtx.beginPath(); | ||
| renderCtx.rect(innerRect.x, innerRect.y, cornerXC.x - innerRect.x, cornerYC.y - innerRect.y); | ||
| renderCtx.stroke(); | ||
| }); | ||
| } | ||
|
|
||
| function renderCornerGuidlinesForSpike( | ||
| renderCtx: CanvasRenderingContext2D, | ||
| style: StyleScheme, | ||
| scale: number, | ||
| shape: SpikyRectangleShape, | ||
| showLabel = false, | ||
| ) { | ||
| applyLocalSpace(renderCtx, getRectShapeRect(shape), shape.rotation, () => { | ||
| if (showLabel) { | ||
| const margin = 20 * scale; | ||
| renderValueLabel( | ||
| renderCtx, | ||
| shape.spikeSize.width / 2, | ||
| { x: shape.width / 2 - shape.spikeSize.width / 4, y: -margin }, | ||
| -shape.rotation, | ||
| scale, | ||
| true, | ||
| ); | ||
| renderValueLabel( | ||
| renderCtx, | ||
| shape.spikeSize.height, | ||
| { x: shape.width / 2 - shape.spikeSize.width / 2 - margin, y: shape.spikeSize.height / 2 }, | ||
| -shape.rotation, | ||
| scale, | ||
| true, | ||
| ); | ||
| } | ||
|
|
||
| applyStrokeStyle(renderCtx, { | ||
| color: style.selectionSecondaly, | ||
| width: 2 * scale, | ||
| dash: "short", | ||
| }); | ||
|
|
||
| renderCtx.beginPath(); | ||
| renderCtx.rect((shape.width - shape.spikeSize.width) / 2, 0, shape.spikeSize.width / 2, shape.spikeSize.height); | ||
| renderCtx.stroke(); | ||
| }); | ||
| } |
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