1 files changed, 78 insertions, 21 deletions
diff --git a/src/Utils.ts b/src/Utils.ts
index 528a429d0..0c7deaf5d 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 };
@@ -111,6 +141,7 @@ export namespace Utils {
 
     const isTransparentFunctionHack = 'isTransparent(__value__)';
     export const noRecursionHack = '__noRecursion';
+    export const noDragsDocFilter = 'noDragDocs:any:check';
     export function IsRecursiveFilter(val: string) {
         return !val.includes(noRecursionHack);
     }
@@ -125,7 +156,7 @@ export namespace Utils {
         // bcz: isTransparent(__value__) is a hack.  it would be nice to have acual functions be parsed, but now Doc.matchFieldValue is hardwired to recognize just this one
         return `backgroundColor:${isTransparentFunctionHack},${noRecursionHack}:x`; // bcz: hack.  noRecursion should probably be either another ':' delimited field, or it should be a modifier to the comparision (eg., check, x, etc) field
     }
-    export function PropUnsetFilter(prop: string) {
+    export function IsPropUnsetFilter(prop: string) {
         return `${prop}:any,${noRecursionHack}:unset`;
     }
 
@@ -217,11 +248,12 @@ 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);
         }
-        if (scrollTop >= Math.max(0, targetY - minSpacing - targetHgt)) {
-            return Math.max(0, Math.floor(targetY - minSpacing - targetHgt));
+        if (scrollTop >= Math.max(0, targetY - minSpacing)) {
+            return Math.max(0, Math.floor(targetY - minSpacing));
         }
     }
 
@@ -242,6 +274,10 @@ export namespace Utils {
         return [Math.sqrt((ys2 - ye) * (ys2 - ye) + (x2 - x) * (x2 - x)), [x, ye, x, ye]];
     }
 
+    export function rotPt(x: number, y: number, radAng: number) {
+        return { x: x * Math.cos(radAng) - y * Math.sin(radAng), y: x * Math.sin(radAng) + y * Math.cos(radAng) };
+    }
+
     function project(px: number, py: number, ax: number, ay: number, bx: number, by: number) {
         if (ax === bx && ay === by) return { point: { x: ax, y: ay }, left: false, dot: 0, t: 0 };
         const atob = { x: bx - ax, y: by - ay };
@@ -477,11 +513,22 @@ export function returnTrue() {
     return true;
 }
 
+export function returnAlways(): 'always' {
+    return 'always';
+}
+export function returnNever(): 'never' {
+    return 'never';
+}
+
+export function returnDefault(): 'default' {
+    return 'default';
+}
+
 export function returnFalse() {
     return false;
 }
 
-export function returnAll() {
+export function returnAll(): 'all' {
     return 'all';
 }
 
@@ -553,9 +600,13 @@ 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;
     }
@@ -564,23 +615,28 @@ 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) {
@@ -591,7 +647,7 @@ 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);
@@ -672,8 +728,9 @@ 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');
     }
 }
 
@@ -723,10 +780,10 @@ export function getWordAtPoint(elem: any, x: number, y: number): string | undefi
     return undefined;
 }
 
-export function hasDescendantTarget(x: number, y: number, target: HTMLDivElement | null) {
+export function isTargetChildOf(ele: HTMLDivElement | null, target: Element | null) {
     let entered = false;
-    for (let child = document.elementFromPoint(x, y); !entered && child; child = child.parentElement) {
-        entered = entered || child === target;
+    for (let child = target; !entered && child; child = child.parentElement) {
+        entered = child === ele;
     }
     return entered;
 }
@@ -802,7 +859,7 @@ 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();
@@ -813,6 +870,6 @@ export function setupMoveUpEvents(
         e.preventDefault();
     }
     document.addEventListener('pointermove', _moveEvent);
-    document.addEventListener('pointerup', _upEvent);
+    document.addEventListener('pointerup', _upEvent, true);
     document.addEventListener('click', _clickEvent, true);
 }