Ku6epXBOCTuK/easy-png-tools
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style: fix formatting via prettier

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This commit is contained in:
Ku6epXBOCTuK
2026-08-28 14:29:54 +05:00
parent 10278981ba
commit ada96b3534
124 changed files with 8211 additions and 5662 deletions
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web/src/lib/core/alpha.ts
+42 -16
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@@ -1,17 +1,22 @@
import { createPixelImage, type PixelImage } from './types';
import { ToolError } from './errors';
import { createPixelImage, type PixelImage } from "./types";
import { ToolError } from "./errors";
const MAX_COLOR_DISTANCE = Math.sqrt(3 * 255 * 255);
export function removeColorToAlpha(
img: PixelImage,
hex: string,
tolerancePercent = 0
tolerancePercent = 0,
): PixelImage {
const [targetR, targetG, targetB] = parseHex(hex);
const tolerance = (clamp(tolerancePercent, 0, 100) / 100) * MAX_COLOR_DISTANCE;
const tolerance =
(clamp(tolerancePercent, 0, 100) / 100) * MAX_COLOR_DISTANCE;
const thresholdSq = tolerance * tolerance;
const out: PixelImage = { width: img.width, height: img.height, data: img.data.slice() };
const out: PixelImage = {
width: img.width,
height: img.height,
data: img.data.slice(),
};
for (let i = 0; i < out.data.length; i += 4) {
const dr = out.data[i] - targetR;
const dg = out.data[i + 1] - targetG;
@@ -25,7 +30,11 @@ export function removeColorToAlpha(
export function setAlphaChannel(img: PixelImage, percent: number): PixelImage {
const alpha = Math.round((clamp(percent, 0, 100) / 100) * 255);
const out: PixelImage = { width: img.width, height: img.height, data: img.data.slice() };
const out: PixelImage = {
width: img.width,
height: img.height,
data: img.data.slice(),
};
for (let i = 3; i < out.data.length; i += 4) {
out.data[i] = alpha;
}
@@ -44,10 +53,19 @@ export function extractAlphaMask(img: PixelImage): PixelImage {
return out;
}
export function roundCorners(img: PixelImage, radiusPercent: number): PixelImage {
const radius = (clamp(radiusPercent, 0, 50) / 100) * (Math.min(img.width, img.height) / 2);
if (radius < 1) return { width: img.width, height: img.height, data: img.data.slice() };
const out: PixelImage = { width: img.width, height: img.height, data: img.data.slice() };
export function roundCorners(
img: PixelImage,
radiusPercent: number,
): PixelImage {
const radius =
(clamp(radiusPercent, 0, 50) / 100) * (Math.min(img.width, img.height) / 2);
if (radius < 1)
return { width: img.width, height: img.height, data: img.data.slice() };
const out: PixelImage = {
width: img.width,
height: img.height,
data: img.data.slice(),
};
const r2 = radius * radius;
for (let y = 0; y < out.height; y++) {
for (let x = 0; x < out.width; x++) {
@@ -74,7 +92,10 @@ export function invertAlpha(img: PixelImage): PixelImage {
return out;
}
export function hardenAlpha(img: PixelImage, thresholdPercent: number): PixelImage {
export function hardenAlpha(
img: PixelImage,
thresholdPercent: number,
): PixelImage {
const threshold = (clamp(thresholdPercent, 0, 100) / 100) * 255;
const out = createPixelImage(img.width, img.height);
for (let i = 0; i < out.data.length; i += 4) {
@@ -86,9 +107,14 @@ export function hardenAlpha(img: PixelImage, thresholdPercent: number): PixelIma
return out;
}
export function colorMask(img: PixelImage, hex: string, tolerancePercent = 0): PixelImage {
export function colorMask(
img: PixelImage,
hex: string,
tolerancePercent = 0,
): PixelImage {
const [targetR, targetG, targetB] = parseHex(hex);
const tolerance = (clamp(tolerancePercent, 0, 100) / 100) * MAX_COLOR_DISTANCE;
const tolerance =
(clamp(tolerancePercent, 0, 100) / 100) * MAX_COLOR_DISTANCE;
const thresholdSq = tolerance * tolerance;
const out = createPixelImage(img.width, img.height);
for (let i = 0; i < out.data.length; i += 4) {
@@ -121,20 +147,20 @@ export function flattenOntoColor(img: PixelImage, hex: string): PixelImage {
export function parseHex(hex: string): [number, number, number] {
const match = /^#?([0-9a-f]{3}|[0-9a-f]{6})$/i.exec(hex.trim());
if (!match) {
throw new ToolError('errors.badHex', { value: hex });
throw new ToolError("errors.badHex", { value: hex });
}
const digits = match[1];
if (digits.length === 3) {
return [
parseInt(digits[0] + digits[0], 16),
parseInt(digits[1] + digits[1], 16),
parseInt(digits[2] + digits[2], 16)
parseInt(digits[2] + digits[2], 16),
];
}
return [
parseInt(digits.slice(0, 2), 16),
parseInt(digits.slice(2, 4), 16),
parseInt(digits.slice(4, 6), 16)
parseInt(digits.slice(4, 6), 16),
];
}