chore: add jimp dependency, icon padding script, and update configuration

2026-05-31 14:04:37 +02:00
parent 30f81045ac
commit 7cd17307ba
1126 changed files with 166400 additions and 2 deletions
@@ -0,0 +1,130 @@
+import { PNG } from "pngjs";
+import { throwError, isNodePattern } from "@jimp/utils";
+const MIME_TYPE = "image/png";
+
+// PNG filter types
+const PNG_FILTER_AUTO = -1;
+const PNG_FILTER_NONE = 0;
+const PNG_FILTER_SUB = 1;
+const PNG_FILTER_UP = 2;
+const PNG_FILTER_AVERAGE = 3;
+const PNG_FILTER_PATH = 4;
+export default (() => ({
+  mime: {
+    [MIME_TYPE]: ["png"]
+  },
+  constants: {
+    MIME_PNG: MIME_TYPE,
+    PNG_FILTER_AUTO,
+    PNG_FILTER_NONE,
+    PNG_FILTER_SUB,
+    PNG_FILTER_UP,
+    PNG_FILTER_AVERAGE,
+    PNG_FILTER_PATH
+  },
+  hasAlpha: {
+    [MIME_TYPE]: true
+  },
+  decoders: {
+    [MIME_TYPE]: PNG.sync.read
+  },
+  encoders: {
+    [MIME_TYPE](data) {
+      const png = new PNG({
+        width: data.bitmap.width,
+        height: data.bitmap.height
+      });
+      png.data = data.bitmap.data;
+      return PNG.sync.write(png, {
+        deflateLevel: data._deflateLevel,
+        deflateStrategy: data._deflateStrategy,
+        filterType: data._filterType,
+        colorType: typeof data._colorType === "number" ? data._colorType : data._rgba ? 6 : 2,
+        inputHasAlpha: data._rgba
+      });
+    }
+  },
+  class: {
+    _deflateLevel: 9,
+    _deflateStrategy: 3,
+    _filterType: PNG_FILTER_AUTO,
+    _colorType: null,
+    /**
+     * Sets the deflate level used when saving as PNG format (default is 9)
+     * @param {number} l Deflate level to use 0-9. 0 is no compression. 9 (default) is maximum compression.
+     * @param {function(Error, Jimp)} cb (optional) a callback for when complete
+     * @returns {Jimp} this for chaining of methods
+     */
+    deflateLevel(l, cb) {
+      if (typeof l !== "number") {
+        return throwError.call(this, "l must be a number", cb);
+      }
+      if (l < 0 || l > 9) {
+        return throwError.call(this, "l must be a number 0 - 9", cb);
+      }
+      this._deflateLevel = Math.round(l);
+      if (isNodePattern(cb)) {
+        cb.call(this, null, this);
+      }
+      return this;
+    },
+    /**
+     * Sets the deflate strategy used when saving as PNG format (default is 3)
+     * @param {number} s Deflate strategy to use 0-3.
+     * @param {function(Error, Jimp)} cb (optional) a callback for when complete
+     * @returns {Jimp} this for chaining of methods
+     */
+    deflateStrategy(s, cb) {
+      if (typeof s !== "number") {
+        return throwError.call(this, "s must be a number", cb);
+      }
+      if (s < 0 || s > 3) {
+        return throwError.call(this, "s must be a number 0 - 3", cb);
+      }
+      this._deflateStrategy = Math.round(s);
+      if (isNodePattern(cb)) {
+        cb.call(this, null, this);
+      }
+      return this;
+    },
+    /**
+     * Sets the filter type used when saving as PNG format (default is automatic filters)
+     * @param {number} f The quality to use -1-4.
+     * @param {function(Error, Jimp)} cb (optional) a callback for when complete
+     * @returns {Jimp} this for chaining of methods
+     */
+    filterType(f, cb) {
+      if (typeof f !== "number") {
+        return throwError.call(this, "n must be a number", cb);
+      }
+      if (f < -1 || f > 4) {
+        return throwError.call(this, "n must be -1 (auto) or a number 0 - 4", cb);
+      }
+      this._filterType = Math.round(f);
+      if (isNodePattern(cb)) {
+        cb.call(this, null, this);
+      }
+      return this;
+    },
+    /**
+     * Sets the color type used when saving as PNG format
+     * @param {number} s color type to use 0, 2, 4, 6.
+     * @param {function(Error, Jimp)} cb (optional) a callback for when complete
+     * @returns {Jimp} this for chaining of methods
+     */
+    colorType(s, cb) {
+      if (typeof s !== "number") {
+        return throwError.call(this, "s must be a number", cb);
+      }
+      if (s !== 0 && s !== 2 && s !== 4 && s !== 6) {
+        return throwError.call(this, "s must be a number 0, 2, 4, 6.", cb);
+      }
+      this._colorType = Math.round(s);
+      if (isNodePattern(cb)) {
+        cb.call(this, null, this);
+      }
+      return this;
+    }
+  }
+}));
+//# sourceMappingURL=index.js.map