Merge pull request #15 from browngraphicslab/transforms2

Transforms2

5 files changed, 32 insertions, 19 deletions

diff --git a/src/client/views/Main.tsx b/src/client/views/Main.tsx
index 16e95ad82..24c2ea7f7 100644
--- a/src/client/views/Main.tsx
+++ b/src/client/views/Main.tsx
@@ -33,19 +33,16 @@ let mainContainer: Document;
 let mainfreeform: Document;
 console.log("HELLO WORLD")
 Documents.initProtos(mainDocId, (res?: Document) => {
-    console.log("Response => " + JSON.stringify(res as Document))
     if (res instanceof Document) {
         mainContainer = res;
         mainContainer.GetAsync(KeyStore.ActiveFrame, field => mainfreeform = field as Document);
     }
     else {
         mainContainer = Documents.DockDocument(JSON.stringify({ content: [{ type: 'row', content: [] }] }), { title: "main container" }, mainDocId);
-        Utils.Emit(Server.Socket, MessageStore.AddDocument, new DocumentTransfer(mainContainer.ToJson()))
 
         // bcz: strangely, we need a timeout to prevent exceptions/issues initializing GoldenLayout (the rendering engine for Main Container)
         setTimeout(() => {
             mainfreeform = Documents.FreeformDocument([], { x: 0, y: 400, title: "mini collection" });
-            Utils.Emit(Server.Socket, MessageStore.AddDocument, new DocumentTransfer(mainfreeform.ToJson()));
 
             var dockingLayout = { content: [{ type: 'row', content: [CollectionDockingView.makeDocumentConfig(mainfreeform)] }] };
             mainContainer.SetText(KeyStore.Data, JSON.stringify(dockingLayout));
diff --git a/src/client/views/collections/CollectionDockingView.tsx b/src/client/views/collections/CollectionDockingView.tsx
index 915e33533..ad7164e33 100644
--- a/src/client/views/collections/CollectionDockingView.tsx
+++ b/src/client/views/collections/CollectionDockingView.tsx
@@ -236,7 +236,7 @@ interface DockedFrameProps {
 @observer
 export class DockedFrameRenderer extends React.Component<DockedFrameProps> {
 
-    @observable private _mainCont = React.createRef<HTMLDivElement>();
+    private _mainCont = React.createRef<HTMLDivElement>();
     @observable private _panelWidth = 0;
     @observable private _panelHeight = 0;
     @observable private _document: Opt<Document>;
diff --git a/src/client/views/collections/CollectionFreeFormView.tsx b/src/client/views/collections/CollectionFreeFormView.tsx
index 70c45e2b8..5e9dcd5d5 100644
--- a/src/client/views/collections/CollectionFreeFormView.tsx
+++ b/src/client/views/collections/CollectionFreeFormView.tsx
@@ -99,11 +99,11 @@ export class CollectionFreeFormView extends CollectionViewBase {
     onPointerMove = (e: PointerEvent): void => {
         if (!e.cancelBubble && this.props.active()) {
             e.stopPropagation();
-            let x = -this.panX;
-            let y = -this.panY;
-            let [dx, dy] = this.props.ScreenToLocalTransform().transformDirection(e.clientX - this._lastX, e.clientY - this._lastY);
+            let x = this.props.Document.GetNumber(KeyStore.PanX, 0);
+            let y = this.props.Document.GetNumber(KeyStore.PanY, 0);
+            let [dx, dy] = this.getTransform().transformDirection(e.clientX - this._lastX, e.clientY - this._lastY);
             this._previewCursorVisible = false;
-            this.SetPan(x + dx, y + dy);
+            this.SetPan(x - dx, y - dy);
         }
         this._lastX = e.pageX;
         this._lastY = e.pageY;
@@ -134,20 +134,21 @@ export class CollectionFreeFormView extends CollectionViewBase {
                 deltaScale = 1 / this.zoomScaling;
             let [x, y] = transform.transformPoint(e.clientX, e.clientY);
 
-            let localTransform = this.getLocalTransform();
+            let localTransform = this.getLocalTransform()
             localTransform = localTransform.inverse().scaleAbout(deltaScale, x, y)
+            console.log(localTransform)
 
             this.props.Document.SetNumber(KeyStore.Scale, localTransform.Scale);
-            this.SetPan(localTransform.TranslateX, localTransform.TranslateY);
+            this.SetPan(-localTransform.TranslateX / localTransform.Scale, -localTransform.TranslateY / localTransform.Scale);
         }
     }
 
     @action
     private SetPan(panX: number, panY: number) {
-        const newPanX = -Math.max((1 - this.zoomScaling) * this.nativeWidth, Math.min(0, panX));
-        const newPanY = -Math.max((1 - this.zoomScaling) * this.nativeHeight, Math.min(0, panY));
-        this.props.Document.SetNumber(KeyStore.PanX, this.isAnnotationOverlay ? newPanX : -panX);
-        this.props.Document.SetNumber(KeyStore.PanY, this.isAnnotationOverlay ? newPanY : -panY);
+        const newPanX = Math.max((1 - this.zoomScaling) * this.nativeWidth, Math.min(0, panX));
+        const newPanY = Math.max((1 - this.zoomScaling) * this.nativeHeight, Math.min(0, panY));
+        this.props.Document.SetNumber(KeyStore.PanX, this.isAnnotationOverlay ? newPanX : panX);
+        this.props.Document.SetNumber(KeyStore.PanY, this.isAnnotationOverlay ? newPanY : panY);
     }
 
     @action
@@ -250,8 +251,8 @@ export class CollectionFreeFormView extends CollectionViewBase {
             />);
     }
 
-    getTransform = (): Transform => this.props.ScreenToLocalTransform().translate(-COLLECTION_BORDER_WIDTH - this.centeringShiftX, -COLLECTION_BORDER_WIDTH - this.centeringShiftY).transform(this.getLocalTransform())
-    getLocalTransform = (): Transform => Transform.Identity.translate(this.panX, this.panY).scale(1 / this.scale);
+    getTransform = (): Transform => this.props.ScreenToLocalTransform().translate(-COLLECTION_BORDER_WIDTH, -COLLECTION_BORDER_WIDTH).translate(-this.centeringShiftX, -this.centeringShiftY).transform(this.getLocalTransform())
+    getLocalTransform = (): Transform => Transform.Identity.scale(1 / this.scale).translate(this.panX, this.panY);
     noScaling = () => 1;
 
     //when focus is lost, this will remove the preview cursor
@@ -270,8 +271,13 @@ export class CollectionFreeFormView extends CollectionViewBase {
             cursor = <div id="prevCursor" onKeyPress={this.onKeyDown} style={{ color: "black", position: "absolute", transformOrigin: "left top", transform: `translate(${x}px, ${y}px)` }}>I</div>
         }
 
-        const panx: number = -this.panX + this.centeringShiftX;
-        const pany: number = -this.panY + this.centeringShiftY;
+        let [dx, dy] = [this.centeringShiftX, this.centeringShiftY];
+
+        const panx: number = -this.props.Document.GetNumber(KeyStore.PanX, 0);
+        const pany: number = -this.props.Document.GetNumber(KeyStore.PanY, 0);
+        // const panx: number = this.props.Document.GetNumber(KeyStore.PanX, 0) + this.centeringShiftX;
+        // const pany: number = this.props.Document.GetNumber(KeyStore.PanY, 0) + this.centeringShiftY;
+        console.log("center:", this.getLocalTransform().transformPoint(this.centeringShiftX, this.centeringShiftY));
 
         return (
             <div className="collectionfreeformview-container"
@@ -285,7 +291,7 @@ export class CollectionFreeFormView extends CollectionViewBase {
                 tabIndex={0}
                 ref={this.createDropTarget}>
                 <div className="collectionfreeformview"
-                    style={{ transformOrigin: "left top", transform: ` translate(${panx}px, ${pany}px) scale(${this.zoomScaling}, ${this.zoomScaling})` }}
+                    style={{ transformOrigin: "left top", transform: `translate(${dx}px, ${dy}px) scale(${this.zoomScaling}, ${this.zoomScaling}) translate(${panx}px, ${pany}px)` }}
                     ref={this._canvasRef}>
                     {this.backgroundView}
                     {cursor}
diff --git a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
index 50dc5a619..9edad1f64 100644
--- a/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
+++ b/src/client/views/nodes/CollectionFreeFormDocumentView.tsx
@@ -69,6 +69,7 @@ export class CollectionFreeFormDocumentView extends React.Component<DocumentView
     }
 
     render() {
+        console.log(this.transform);
         return (
             <div className="collectionFreeFormDocumentView-container" ref={this._mainCont} style={{
                 transformOrigin: "left top",
diff --git a/src/client/views/nodes/DocumentView.tsx b/src/client/views/nodes/DocumentView.tsx
index a02fde133..19a455b74 100644
--- a/src/client/views/nodes/DocumentView.tsx
+++ b/src/client/views/nodes/DocumentView.tsx
@@ -191,6 +191,15 @@ export class DocumentView extends React.Component<DocumentViewProps> {
         ContextMenu.Instance.addItem({ description: "Freeform", event: () => this.props.Document.SetNumber(KeyStore.ViewType, CollectionViewType.Freeform) })
         ContextMenu.Instance.addItem({ description: "Schema", event: () => this.props.Document.SetNumber(KeyStore.ViewType, CollectionViewType.Schema) })
         ContextMenu.Instance.addItem({ description: "Treeview", event: () => this.props.Document.SetNumber(KeyStore.ViewType, CollectionViewType.Tree) })
+        ContextMenu.Instance.addItem({
+            description: "center", event: () => {
+                if (this.props.ContainingCollectionView) {
+                    let doc = this.props.ContainingCollectionView.props.Document;
+                    doc.SetNumber(KeyStore.PanX, this.props.Document.GetNumber(KeyStore.X, 0) + (this.props.Document.GetNumber(KeyStore.Width, 0) / 2))
+                    doc.SetNumber(KeyStore.PanY, this.props.Document.GetNumber(KeyStore.Y, 0) + (this.props.Document.GetNumber(KeyStore.Height, 0) / 2))
+                }
+            }
+        })
         //ContextMenu.Instance.addItem({ description: "Docking", event: () => this.props.Document.SetNumber(KeyStore.ViewType, CollectionViewType.Docking) })
         ContextMenu.Instance.displayMenu(e.pageX - 15, e.pageY - 15)
         if (!this.topMost) {