@visactor/vgrammar-core/es/parse/view.js

VGrammar is a visual grammar library

import { isNumber, Bounds } from "@visactor/vutils";

import { DefaultAnimationDelay, DefaultAnimationDuration, DefaultAnimationEasing, DefaultAnimationOneByOne, DefaultEnableExitAnimation, DefaultMorph, DefaultMorphAll, DefaultReuse, DefaultSplitPath } from "../graph/constants";

import { SIGNAL_AUTOFIT, SIGNAL_HEIGHT, SIGNAL_PADDING, SIGNAL_VIEW_HEIGHT, SIGNAL_VIEW_WIDTH, SIGNAL_WIDTH, SIGNAL_VIEW_BOX } from "../view/constants";

let markBaseId = -1;

export const BuiltInSignalID = [ SIGNAL_WIDTH, SIGNAL_HEIGHT, SIGNAL_PADDING, SIGNAL_VIEW_WIDTH, SIGNAL_VIEW_HEIGHT, SIGNAL_VIEW_BOX, SIGNAL_AUTOFIT ];

export const builtInSignals = (option, config, theme) => {
    var _a, _b, _c, _d, _e;
    return [ {
        id: SIGNAL_WIDTH,
        value: null !== (_a = option[SIGNAL_WIDTH]) && void 0 !== _a ? _a : 0
    }, {
        id: SIGNAL_HEIGHT,
        value: null !== (_b = option[SIGNAL_HEIGHT]) && void 0 !== _b ? _b : 0
    }, {
        id: SIGNAL_PADDING,
        value: normalizePadding(null !== (_d = null !== (_c = option[SIGNAL_PADDING]) && void 0 !== _c ? _c : config[SIGNAL_PADDING]) && void 0 !== _d ? _d : null == theme ? void 0 : theme.padding)
    }, {
        id: SIGNAL_VIEW_WIDTH,
        update: {
            callback: (signal, params) => {
                const padding = normalizePadding(params[SIGNAL_PADDING]);
                return params[SIGNAL_WIDTH] - padding.left - padding.right;
            },
            dependency: [ SIGNAL_WIDTH, SIGNAL_PADDING ]
        }
    }, {
        id: SIGNAL_VIEW_HEIGHT,
        update: {
            callback: (signal, params) => {
                const padding = normalizePadding(params[SIGNAL_PADDING]);
                return params[SIGNAL_HEIGHT] - padding.top - padding.bottom;
            },
            dependency: [ SIGNAL_HEIGHT, SIGNAL_PADDING ]
        }
    }, {
        id: SIGNAL_VIEW_BOX,
        update: {
            callback: (signal, params) => {
                const padding = normalizePadding(params[SIGNAL_PADDING]);
                return (signal || new Bounds).setValue(padding.left, padding.top, padding.left + params[SIGNAL_VIEW_WIDTH], padding.top + params[SIGNAL_VIEW_HEIGHT]);
            },
            dependency: [ SIGNAL_VIEW_WIDTH, SIGNAL_VIEW_HEIGHT, SIGNAL_PADDING ]
        }
    }, {
        id: SIGNAL_AUTOFIT,
        value: null !== (_e = option[SIGNAL_AUTOFIT]) && void 0 !== _e ? _e : config[SIGNAL_AUTOFIT]
    } ];
};

export const normalizePadding = value => {
    var _a, _b, _c, _d;
    return isNumber(value) ? {
        top: value,
        bottom: value,
        left: value,
        right: value
    } : {
        top: null !== (_a = null == value ? void 0 : value.top) && void 0 !== _a ? _a : 0,
        bottom: null !== (_b = null == value ? void 0 : value.bottom) && void 0 !== _b ? _b : 0,
        left: null !== (_c = null == value ? void 0 : value.left) && void 0 !== _c ? _c : 0,
        right: null !== (_d = null == value ? void 0 : value.right) && void 0 !== _d ? _d : 0
    };
};

export const normalizeMarkTree = spec => {
    var _a;
    const traverse = (spec, group) => {
        var _a, _b;
        spec.group = group;
        const id = null !== (_a = spec.id) && void 0 !== _a ? _a : "VGRAMMAR_MARK_" + ++markBaseId;
        spec.id = id, (null !== (_b = spec.marks) && void 0 !== _b ? _b : []).forEach((child => traverse(child, id)));
    };
    return (null !== (_a = spec.marks) && void 0 !== _a ? _a : []).forEach((mark => traverse(mark, "root"))), 
    spec;
};

export const normalizeRunningConfig = runningConfig => {
    var _a, _b, _c, _d, _e;
    const {reuse: reuse = DefaultReuse, morph: morph = DefaultMorph, morphAll: morphAll = DefaultMorphAll, animation: animation = {}, enableExitAnimation: enableExitAnimation = DefaultEnableExitAnimation} = null != runningConfig ? runningConfig : {};
    return {
        reuse: reuse,
        morph: morph,
        morphAll: morphAll,
        animation: {
            easing: null !== (_a = animation.easing) && void 0 !== _a ? _a : DefaultAnimationEasing,
            delay: null !== (_b = animation.delay) && void 0 !== _b ? _b : DefaultAnimationDelay,
            duration: null !== (_c = animation.duration) && void 0 !== _c ? _c : DefaultAnimationDuration,
            oneByOne: null !== (_d = animation.oneByOne) && void 0 !== _d ? _d : DefaultAnimationOneByOne,
            splitPath: null !== (_e = animation.splitPath) && void 0 !== _e ? _e : DefaultSplitPath
        },
        enableExitAnimation: enableExitAnimation
    };
};
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