browser-image-manipulation - npm Package Compare versions

Comparing version 0.2.0 to 0.2.1

dist/browser-image-manipulation.js

@@ -1,3 +0,3 @@
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r.__mathlib.unsharp(h.data,i.toWidth,i.toHeight,i.unsharpAmount,i.unsharpRadius,i.unsharpThreshold),n.putImageData(h,0,0),h=a=o=n=null,r.debug("Finished!"),e})}var c={},g=function(t){return Promise.resolve().then(function(){return r.features.ww?new Promise(function(e,n){var i=r.__workersPool.acquire();u&&u.catch(function(t){return n(t)}),i.value.onmessage=function(t){i.release(),t.data.err?n(t.data.err):e(t.data.result)},i.value.postMessage({opts:t,features:r.__requested_features,preload:{wasm_nodule:r.__mathlib.__}},[t.src.buffer])}):r.__mathlib.resizeAndUnsharp(t,c)})},m=function(t,e,n){var i=void 0,o=void 0,a=void 0,c=function(e){return r.__limit(function(){if(s)return u;var h=void 0;if(A.isCanvas(t))r.debug("Get tile pixel data"),h=i.getImageData(e.x,e.y,e.width,e.height);else{r.debug("Draw tile imageBitmap/image to temporary canvas");var c=document.createElement("canvas");c.width=e.width,c.height=e.height;var l=c.getContext("2d",{alpha:Boolean(n.alpha)});l.globalCompositeOperation="copy",l.drawImage(o||t,e.x,e.y,e.width,e.height,0,0,e.width,e.height),r.debug("Get tile pixel data"),h=l.getImageData(0,0,e.width,e.height),l=c=null}var f={src:h.data,width:e.width,height:e.height,toWidth:e.toWidth,toHeight:e.toHeight,scaleX:e.scaleX,scaleY:e.scaleY,offsetX:e.offsetX,offsetY:e.offsetY,quality:n.quality,alpha:n.alpha,unsharpAmount:n.unsharpAmount,unsharpRadius:n.unsharpRadius,unsharpThreshold:n.unsharpThreshold};return r.debug("Invoke resize math"),Promise.resolve().then(function(){return g(f)}).then(function(t){if(s)return u;h=null;var n=void 0;if(r.debug("Convert raw rgba tile result to ImageData"),w)n=new ImageData(new Uint8ClampedArray(t),e.toWidth,e.toHeight);else if(n=a.createImageData(e.toWidth,e.toHeight),n.data.set)n.data.set(t);else for(var i=n.data.length-1;i>=0;i--)n.data[i]=t[i];return r.debug("Draw 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this._imageResize(t,e,E,n)}},{key:"rotate",value:function(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this._addToTask("MANIPULATION",s(t,e)),this}},{key:"toGrayscale",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};return this._addToTask("FILTER",A(t)),this}},{key:"pixelize",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:.2;return this._addToTask("FILTER",c(t)),this}},{key:"gaussianBlur",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:10;return this._addToTask("FILTER",p(t)),this}},{key:"centerInRectangle",value:function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:200,e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:100,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{};return this._imageResize(t,e,E,n),this._addToTask("MANIPULATION",u(t,e,n)),this}},{key:"toCircle",value:function(){var t=arguments.length>0&&void 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i=this;setTimeout(function(){t(r&&n.toDataURL&&s?s(i.toDataURL(e,r)):i.mozGetAsFile("blob",e))})}:n.toDataURL&&s&&(n.toBlob=function(t,e,n){var r=this;setTimeout(function(){t(s(r.toDataURL(e,n)))})})),t.exports?t.exports=s:e.dataURLtoBlob=s}(window)});return"undefined"!=typeof window&&(window.BrowserImageManipulation=D),D});
 //# sourceMappingURL=browser-image-manipulation.js.map

package.json

 {
   "name": "browser-image-manipulation",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "description": "Convert and manipulate image on JS in browser.",
@@ -5,0 +5,0 @@ "main": "dist/browser-image-manipulation.js",

src/ImageManipulation.js

@@ -71,6 +71,10 @@ import {loadBlob} from './loaders/loadBlob.js'
      * @param height {number} - height to crop to.
+     * @param offsetX{number} - If specified, cropping will start from that offset on X axis,
+     * otherwise it will crop so result is centered in the source
+     * @param offsetY{number} - If specified, cropping will start from that offset on Y axis,
+     * otherwise it will crop so result is centered in the source
      * @returns {ImageManipulation}
      */
-    crop (maxWidth, maxHeight) {
-        this._addToTask(MANIPULATION, imageCrop(maxWidth, maxHeight))
+    crop (maxWidth, maxHeight, offsetX, offsetY) {
+        this._addToTask(MANIPULATION, imageCrop(maxWidth, maxHeight, offsetX, offsetY))
         return this
@@ -77,0 +81,0 @@ }

src/manipulations/imageResize.js

@@ -8,5 +8,9 @@ import Pica from 'pica/dist/pica'
  * @param newHeight{number} - new height after crop.
+ * @param offsetX{number} - If specified, cropping will start from that offset on X axis,
+ * otherwise it will crop so result is centered in the source
+ * @param offsetY{number} - If specified, cropping will start from that offset on Y axis,
+ * otherwise it will crop so result is centered in the source
  * @returns {function(*=): Promise<HTMLCanvasElement>}
  */
- export function imageCrop(newWidth, newHeight) {
+ export function imageCrop(newWidth, newHeight, offsetX = 0, offsetY = 0) {
     return (canvasImage) => new Promise((resolve, reject) => {
@@ -20,4 +24,4 @@ let dx = 0
 
-        sy = (height - newHeight) / 2
-        sx = (width - newWidth) / 2
+        sy = offsetY || (height - newHeight) / 2
+        sx = offsetX || (width - newWidth) / 2
 
@@ -24,0 +28,0 @@ let cropedCanvas = document.createElement('canvas')

types/index.d.ts

@@ -18,3 +18,3 @@ declare module "browser-image-manipulation"{
         setFileName(newFileName: string);
-        crop(maxWidth: number, maxHeight: number);
+        crop(maxWidth: number, maxHeight: number, offsetX?: number, offsetY?: number);
     }
@@ -21,0 +21,0 @@

No alert changes

Improved metrics

Total package byte prevSize

285454

increased by0.59%

Lines of code

841

increased by0.96%

No dependency changes