1 files changed, 75 insertions, 16 deletions
diff --git a/src/Utils.ts b/src/Utils.ts
index 5e0514bc6..8c56896c5 100644
--- a/src/Utils.ts
+++ b/src/Utils.ts
@@ -1,14 +1,19 @@
 import v4 = require('uuid/v4');
 import v5 = require('uuid/v5');
 import { ColorState } from 'react-color';
+import * as rp from 'request-promise';
 import { Socket } from 'socket.io';
 import { Colors } from './client/views/global/globalEnums';
 import { Message } from './server/Message';
 import Color = require('color');
 
 export namespace Utils {
+    export let CLICK_TIME = 300;
     export let DRAG_THRESHOLD = 4;
     export let SNAP_THRESHOLD = 10;
+    export function isClick(x: number, y: number, downX: number, downY: number, downTime: number) {
+        return Date.now() - downTime < Utils.CLICK_TIME && Math.abs(x - downX) < Utils.DRAG_THRESHOLD && Math.abs(y - downY) < Utils.DRAG_THRESHOLD;
+    }
 
     export function readUploadedFileAsText(inputFile: File) {
         const temporaryFileReader = new FileReader();
@@ -34,6 +39,31 @@ export namespace Utils {
         return v5(seed, v5.URL);
     }
 
+    /**
+     * Uploads an image buffer to the server and stores with specified filename.  by default the image
+     * is stored at multiple resolutions each retrieved by using the filename appended with _o, _s, _m, _l (indicating original, small, medium, or large)
+     * @param imageUri the bytes of the image
+     * @param returnedFilename the base filename to store the image on the server
+     * @param nosuffix optionally suppress creating multiple resolution images
+     */
+    export async function convertDataUri(imageUri: string, returnedFilename: string, nosuffix = false, replaceRootFilename?: string) {
+        try {
+            const posting = Utils.prepend('/uploadURI');
+            const returnedUri = await rp.post(posting, {
+                body: {
+                    uri: imageUri,
+                    name: returnedFilename,
+                    nosuffix,
+                    replaceRootFilename,
+                },
+                json: true,
+            });
+            return returnedUri;
+        } catch (e) {
+            console.log('VideoBox :' + e);
+        }
+    }
+
     export function GetScreenTransform(ele?: HTMLElement): { scale: number; translateX: number; translateY: number } {
         if (!ele) {
             return { scale: 1, translateX: 1, translateY: 1 };
@@ -218,6 +248,7 @@ export namespace Utils {
     }
 
     export function scrollIntoView(targetY: number, targetHgt: number, scrollTop: number, contextHgt: number, minSpacing: number, scrollHeight: number) {
+        if (!targetHgt) return targetY; // if there's no height, then assume that
         if (scrollTop + contextHgt < Math.min(scrollHeight, targetY + minSpacing + targetHgt)) {
             return Math.ceil(targetY + minSpacing + targetHgt - contextHgt);
         }
@@ -482,11 +513,29 @@ export function returnTrue() {
     return true;
 }
 
+export function returnIgnore(): 'ignore' {
+    return 'ignore';
+}
+export function returnAlways(): 'always' {
+    return 'always';
+}
+export function returnNever(): 'never' {
+    return 'never';
+}
+
+export function returnDefault(): 'default' {
+    return 'default';
+}
+
+export function return18() {
+    return 18;
+}
+
 export function returnFalse() {
     return false;
 }
 
-export function returnAll() {
+export function returnAll(): 'all' {
     return 'all';
 }
 
@@ -495,7 +544,7 @@ export function returnNone() {
 }
 
 export function returnVal(val1?: number, val2?: number) {
-    return val1 !== undefined ? val1 : val2 !== undefined ? val2 : 0;
+    return val1 ? val1 : val2 !== undefined ? val2 : 0;
 }
 
 export function returnOne() {
@@ -558,9 +607,13 @@ export namespace JSONUtils {
     }
 }
 
-const easeInOutQuad = (currentTime: number, start: number, change: number, duration: number) => {
-    let newCurrentTime = currentTime / (duration / 2);
+const easeFunc = (transition: 'ease' | 'linear' | undefined, currentTime: number, start: number, change: number, duration: number) => {
+    if (transition === 'linear') {
+        let newCurrentTime = currentTime / duration; //  currentTime / (duration / 2);
+        return start + newCurrentTime * change;
+    }
 
+    let newCurrentTime = currentTime / (duration / 2);
     if (newCurrentTime < 1) {
         return (change / 2) * newCurrentTime * newCurrentTime + start;
     }
@@ -569,23 +622,28 @@ const easeInOutQuad = (currentTime: number, start: number, change: number, durat
     return (-change / 2) * (newCurrentTime * (newCurrentTime - 2) - 1) + start;
 };
 
-export function smoothScroll(duration: number, element: HTMLElement | HTMLElement[], to: number) {
+export function smoothScroll(duration: number, element: HTMLElement | HTMLElement[], to: number, transition: 'ease' | 'linear' | undefined, stopper?: () => void) {
+    stopper?.();
     const elements = element instanceof HTMLElement ? [element] : element;
     const starts = elements.map(element => element.scrollTop);
     const startDate = new Date().getTime();
-
+    let _stop = false;
+    const stop = () => (_stop = true);
     const animateScroll = () => {
         const currentDate = new Date().getTime();
         const currentTime = currentDate - startDate;
-        elements.map((element, i) => (element.scrollTop = easeInOutQuad(currentTime, starts[i], to - starts[i], duration)));
+        elements.map((element, i) => (element.scrollTop = easeFunc(transition, currentTime, starts[i], to - starts[i], duration)));
 
-        if (currentTime < duration) {
-            requestAnimationFrame(animateScroll);
-        } else {
-            elements.forEach(element => (element.scrollTop = to));
+        if (!_stop) {
+            if (currentTime < duration) {
+                requestAnimationFrame(animateScroll);
+            } else {
+                elements.forEach(element => (element.scrollTop = to));
+            }
         }
     };
     animateScroll();
+    return stop;
 }
 
 export function smoothScrollHorizontal(duration: number, element: HTMLElement | HTMLElement[], to: number) {
@@ -596,7 +654,7 @@ export function smoothScrollHorizontal(duration: number, element: HTMLElement |
     const animateScroll = () => {
         const currentDate = new Date().getTime();
         const currentTime = currentDate - startDate;
-        elements.map((element, i) => (element.scrollLeft = easeInOutQuad(currentTime, starts[i], to - starts[i], duration)));
+        elements.map((element, i) => (element.scrollLeft = easeFunc('ease', currentTime, starts[i], to - starts[i], duration)));
 
         if (currentTime < duration) {
             requestAnimationFrame(animateScroll);
@@ -677,8 +735,9 @@ export function DashColor(color: string) {
     try {
         return color ? Color(color.toLowerCase()) : Color('transparent');
     } catch (e) {
-        console.log('COLOR error:', e);
-        return Color('red');
+        if (color.includes('gradient')) console.log("using color 'white' in place of :" + color);
+        else console.log('COLOR error:', e);
+        return Color('white');
     }
 }
 
@@ -807,7 +866,7 @@ export function setupMoveUpEvents(
             (target as any)._noClick = clickEvent(e, (target as any)._doubleTap);
         }
         document.removeEventListener('pointermove', _moveEvent);
-        document.removeEventListener('pointerup', _upEvent);
+        document.removeEventListener('pointerup', _upEvent, true);
     };
     const _clickEvent = (e: MouseEvent): void => {
         if ((target as any)._noClick) e.stopPropagation();
@@ -818,6 +877,6 @@ export function setupMoveUpEvents(
         e.preventDefault();
     }
     document.addEventListener('pointermove', _moveEvent);
-    document.addEventListener('pointerup', _upEvent);
+    document.addEventListener('pointerup', _upEvent, true);
     document.addEventListener('click', _clickEvent, true);
 }