lottie-color-manager/dist/lottie-color-manager.js

A library for managing colors in Lottie animations

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.LottieColorManager = void 0;
const core_1 = require("./core");
const analyzers_1 = require("./analyzers");
const transformers_1 = require("./transformers");
/**
 * Main entry point for working with Lottie colors
 */
class LottieColorManager {
    static changeColors(lottieData, colorMappings) {
        core_1.Logger.info('Changing colors in Lottie animation');
        try {
            // Extract colors from the animation
            const colors = analyzers_1.ColorExtractor.extractColors(lottieData);
            // Create a mapping of original Lottie colors to new Lottie colors
            const colorTransformations = [];
            // Process each color in the animation
            colors.forEach(color => {
                // Convert Lottie color to HEX for comparison
                const hexColor = core_1.ColorUtils.lottieColorToHex(color);
                // Find matching color mapping based on tolerance
                for (const mapping of colorMappings) {
                    if (core_1.ColorUtils.isHexColorSimilar(hexColor, mapping.baseColor, mapping.tolerance)) {
                        // Add to transformations list
                        colorTransformations.push([
                            color,
                            core_1.ColorUtils.hexToLottieColor(mapping.newColor),
                        ]);
                        break;
                    }
                }
            });
            // Apply color changes
            return transformers_1.ColorTransformer.applyColorTransformations(lottieData, colorTransformations);
        }
        catch (error) {
            core_1.Logger.error('Error changing colors:', error);
            // Return the original data in case of error
            return lottieData;
        }
    }
    /**
     * Analyze colors in a Lottie animation
     * Useful for debugging or understanding the color structure
     */
    static analyzeColors(lottieData) {
        const colors = analyzers_1.ColorExtractor.extractColors(lottieData);
        // Convert to hex for better readability
        const uniqueColors = colors.map(c => core_1.ColorUtils.lottieColorToHex(c));
        return {
            uniqueColors,
        };
    }
}
exports.LottieColorManager = LottieColorManager;