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Move CSS from HTML to CSS file. Graph nodes display drag cursor.

Joeri Exelmans 2 anos atrás
pai
4535e906b8
commit
f4e4b73a16
8 arquivos alterados com 117 adições e 86 exclusões
Visão dividida Mostrar estatísticas do Diff
  1. 0 33
      dist/index.html
  2. 5 0
      src/frontend/app.css
  3. 49 42
      src/frontend/editable_graph.tsx
  4. 35 0
      src/frontend/graph.css
  5. 25 9
      src/frontend/graph.tsx
  6. 1 0
      src/frontend/index.tsx
  7. 1 1
      src/frontend/rountangleEditor/RountangleEditor.css
  8. 1 1
      src/onion/delta_executor.ts

+ 0 - 33
dist/index.html
Ver arquivo 

@@ -3,39 +3,6 @@
 
   <head>
 
     <meta charset="UTF-8"/>
 
     <title>Onion VCS Demo</title>
 
-    <style>
 
-      body {
 
-         -webkit-user-select: none;
 
-         -moz-user-select: none;
 
-         -ms-user-select: none;
 
-         user-select: none;
 
-      }
 
-
 
-      /* SVG style: */
 
-
 
-      .container {
 
-        background-color: #ddd;
 
-      }
 
-
 
-      .node {
 
-        stroke: #000;
 
-        stroke-width: 1.5px;
 
-      }
 
-
 
-      .link {
 
-        stroke: #000;
 
-        stroke-opacity: 1;
 
-      }
 
-
 
-      .arrowHead {
 
-        fill: #000;
 
-      }
 
-
 
-      .label {
 
-        font-size: 10px;
 
-        fill: #000;
 
-      }
 
-    </style>
 
   </head>
 
   <body>
 
     <div id="root"></div>

+ 5 - 0
src/frontend/app.css
Ver arquivo 

@@ -1,3 +1,8 @@
 
 html,body {
 
     min-height: 100vh;
 
+
 
+    -webkit-user-select: none;
 
+    -moz-user-select: none;
 
+    -ms-user-select: none;
 
+    user-select: none;
 
 }

+ 49 - 42
src/frontend/editable_graph.tsx
Ver arquivo 

@@ -49,49 +49,57 @@ export class EditableGraph extends React.Component<EditableGraphProps, EditableG
 
   readonly compositeLvl: CompositeLevel = new CompositeLevel();
 
   readonly versionRegistry: VersionRegistry = new VersionRegistry();
 
 
-  mouseDownHandler = (event, {x,y}, node: NodeType | undefined) => {
 
+  constructor(props) {
 
+    super(props);
 
+    this.state = {showCrossHair: false};
 
+  }
 
+
 
+  mouseDownHandler = (event, {x,y}, mouseDownNode: NodeType | undefined) => {
 
     event.stopPropagation();
 
-    if (node) {
 
-      this.mouseDownNode = node;
 
+    if (mouseDownNode) {
 
+      this.mouseDownNode = mouseDownNode;
 
     }
 
   }
 
 
-  mouseUpHandler = (event, {x,y}, node: NodeType | undefined) => {
 
+  mouseUpHandler = (event, {x,y}, mouseUpNode: NodeType | undefined) => {
 
     event.stopPropagation();
 
 
     // Construct the delta(s) that capture the user's change:
 
     const deltas: PrimitiveDelta[] = (() => {
 
       if (event.button === 2) { // right mouse button
 
-        if (this.mouseDownNode !== null && node !== undefined) {
 
-          // right mouse button was dragged from one node to another -> create/update edge from one node to the other
 
-          const label = prompt("Edge label (ESC to cancel):", "label");
 
-          if (label !== null) {
 
-            return this.mouseDownNode.obj.getDeltasForSetEdge(label, node.obj);
 
+        if (this.mouseDownNode !== null && this.mouseDownNode.obj instanceof NodeState) {
 
+          // create outgoing edge...
 
+          if (mouseUpNode !== undefined) {
 
+            // right mouse button was dragged from one node to another -> create/update edge from one node to the other
 
+            const label = prompt("Edge label (ESC to cancel):", "label");
 
+            if (label !== null) {
 
+              return this.mouseDownNode.obj.getDeltasForSetEdge(label, mouseUpNode.obj);
 
+            }
 
           }
 
-        }
 
-        else if (this.mouseDownNode !== null && node === undefined) {
 
-          // right mouse button was dragged from a node to empty space -> create/update edge from node to a value
 
-          const label = prompt("Edge label (ESC to cancel):", "label");
 
-          if (label !== null) {
 
-            let enteredValue: string|null = "\"42\"";
 
-            while (true) {
 
-              enteredValue = prompt("Target value (enter a JSON-parsable(!) string (with quotes), number or boolean):\n(ESC to cancel)", enteredValue);
 
-              if (enteredValue === null) {
 
-                break;
 
+          else {
 
+            // right mouse button was dragged from a node to empty space -> create/update edge from node to a value
 
+            const label = prompt("Edge label (ESC to cancel):", "label");
 
+            if (label !== null) {
 
+              let enteredValue: string|null = "\"42\"";
 
+              while (true) {
 
+                enteredValue = prompt("Target value (enter a JSON-parsable(!) string (with quotes), number or boolean):\n(ESC to cancel)", enteredValue);
 
+                if (enteredValue === null) {
 
+                  break;
 
+                }
 
+                let parsedValue;
 
+                try {
 
+                  parsedValue = JSON.parse(enteredValue);
 
+                } catch (err) {
 
+                  alert("Invalid JSON!");
 
+                  continue;
 
+                }
 
+                const typeofParsedValue = typeof parsedValue;
 
+                if (typeofParsedValue !== "string" && typeofParsedValue !== "number" && typeofParsedValue !== "boolean") {
 
+                  alert("Expected string, number or boolean. Got: " + typeofParsedValue);
 
+                  continue;
 
+                }
 
+                return this.mouseDownNode.obj.getDeltasForSetEdge(label, this.props.graphDeltaExecutor.getValueState(parsedValue));
 
               }
 
-              let parsedValue;
 
-              try {
 
-                parsedValue = JSON.parse(enteredValue);
 
-              } catch (err) {
 
-                alert("Invalid JSON!");
 
-                continue;
 
-              }
 
-              const typeofParsedValue = typeof parsedValue;
 
-              if (typeofParsedValue !== "string" && typeofParsedValue !== "number" && typeofParsedValue !== "boolean") {
 
-                alert("Expected string, number or boolean. Got: " + typeofParsedValue);
 
-                continue;
 
-              }
 
-              return this.mouseDownNode.obj.getDeltasForSetEdge(label, this.props.graphDeltaExecutor.getValueState(parsedValue));
 
             }
 
           }
 
         }
 
@@ -103,9 +111,9 @@ export class EditableGraph extends React.Component<EditableGraphProps, EditableG
 
         }
 
       }
 
       else if (event.button === 1) { // middle mouse button
 
-        if (node !== undefined) {
 
+        if (mouseUpNode !== undefined) {
 
           // middle mouse button click on node -> delete node (and incoming/outgoing edges)
 
-          return node.obj.getDeltasForDelete();
 
+          return mouseUpNode.obj.getDeltasForDelete();
 
         }
 
       }
 
       return [];
 
@@ -128,14 +136,13 @@ export class EditableGraph extends React.Component<EditableGraphProps, EditableG
 
 
   render() {
 
     return (
 
-      <>
 
-        <Graph
 
-          graph={this.props.graph}
 
-          forces={this.props.forces}
 
-          mouseDownHandler={this.mouseDownHandler}
 
-          mouseUpHandler={this.mouseUpHandler}
 
-        />
 
-      </>
 
+      <Graph
 
+        graph={this.props.graph}
 
+        forces={this.props.forces}
 
+
 
+        mouseDownHandler={this.mouseDownHandler}
 
+        mouseUpHandler={this.mouseUpHandler}
 
+      />
 
     );
 
   }

+ 35 - 0
src/frontend/graph.css
Ver arquivo 

@@ -0,0 +1,35 @@
 
+.graph {
 
+  background-color: #ddd;
 
+}
 
+
 
+.graphNode {
 
+  stroke: #000;
 
+  stroke-width: 1.5px;
 
+}
 
+.graphNode:hover {
 
+  cursor: grab;
 
+}
 
+.graphNode:hover.dragging {
 
+  cursor: grabbing;
 
+}
 
+
 
+.graphLink {
 
+  stroke: #000;
 
+  stroke-opacity: 1;
 
+}
 
+
 
+.graphArrowHead {
 
+  fill: #000;
 
+}
 
+
 
+.graphNodeLabel {
 
+  font-size: 8pt;
 
+  fill: #000;
 
+}
 
+
 
+.graphLinkLabel {
 
+  font-size: 8pt;
 
+  font-style: italic;
 
+  fill: #000;
 
+
 
+}

+ 25 - 9
src/frontend/graph.tsx
Ver arquivo 

@@ -53,6 +53,11 @@ class Link<LinkType> extends React.Component<{ link: d3Types.d3Link<LinkType> },
 
     ;
 
   }
 
 
+  componentDidUpdate() {
 
+    d3.select(this.ref.current).data([this.props.link]);
 
+    d3.select(this.refLabel.current).data([this.props.link]);
 
+  }
 
+
 
   render() {
 
     const textStyle = {
 
       fill: this.props.link.color,
 
@@ -62,8 +67,8 @@ class Link<LinkType> extends React.Component<{ link: d3Types.d3Link<LinkType> },
 
     }
 
     return (
 
       <g>
 
-        <line className="link" ref={this.ref} style={arrowStyle} markerEnd={this.props.link.bidirectional ? "" : "url(#arrowEnd)"}/>
 
-        <text className="label" ref={this.refLabel} style={textStyle}>{this.props.link.label}</text>
 
+        <line className="graphLink" ref={this.ref} style={arrowStyle} markerEnd={this.props.link.bidirectional ? "" : "url(#arrowEnd)"}/>
 
+        <text className="graphLinkLabel" ref={this.refLabel} style={textStyle}>{this.props.link.label}</text>
 
       </g>);
 
   }
 
 }
 
@@ -83,7 +88,7 @@ class Links<LinkType> extends React.Component<{ links: d3Types.d3Link<LinkType>[
 
     });
 
 
     return (
 
-      <g className="links">
 
+      <g>
 
         {links}
 
       </g>
 
     );
 
@@ -96,11 +101,19 @@ interface NodeProps<NodeType> {
 
   mouseDownHandler: (event) => void;
 
   mouseUpHandler: (event) => void;
 
 }
 
+interface NodeState {
 
+  dragging: boolean;
 
+}
 
 
 
-class Node<NodeType> extends React.Component<NodeProps<NodeType>, {}> {
 
+class Node<NodeType> extends React.Component<NodeProps<NodeType>, NodeState> {
 
   ref: React.RefObject<SVGCircleElement> = React.createRef<SVGCircleElement>();
 
 
+  constructor(props) {
 
+    super(props);
 
+    this.state = {dragging: false};
 
+  }
 
+
 
   componentDidMount() {
 
     d3.select(this.ref.current).data([this.props.node]);
 
 
@@ -110,6 +123,7 @@ class Node<NodeType> extends React.Component<NodeProps<NodeType>, {}> {
 
       }
 
       d.fx = d.x;
 
       d.fy = d.y;
 
+      this.setState({dragging: true});
 
     }
 
     const onDrag = (event, d: any) => {
 
       d.fx = event.x;
 
@@ -121,6 +135,7 @@ class Node<NodeType> extends React.Component<NodeProps<NodeType>, {}> {
 
       }
 
       d.fx = null;
 
       d.fy = null;
 
+      this.setState({dragging: false});
 
     }
 
     const dragBehavior = d3.drag()
 
       .on("start", onDragStart)
 
@@ -148,7 +163,7 @@ class Node<NodeType> extends React.Component<NodeProps<NodeType>, {}> {
 
     return (
 
       <circle
 
         ref={this.ref}
 
-        className="node"
 
+        className={"graphNode" + (this.state.dragging ? " dragging" : "")}
 
         onMouseDown={this.props.mouseDownHandler}
 
         onMouseUp={this.props.mouseUpHandler}
 
         r={5}
 
@@ -188,7 +203,7 @@ class Nodes<NodeType> extends React.Component<NodesProps<NodeType>, {}> {
 
     });
 
 
     return (
 
-      <g ref={this.ref} className="nodes">
 
+      <g ref={this.ref}>
 
         {nodes}
 
       </g>
 
     );
 
@@ -218,7 +233,7 @@ class Label<NodeType> extends React.Component<{ node: d3Types.d3Node<NodeType> }
 
   }
 
 
   render() {
 
-    return <text className="label" ref={this.ref} fontWeight={this.props.node.highlight?"bold":"normal"}>
 
+    return <text className="graphNodeLabel" ref={this.ref} fontWeight={this.props.node.highlight?"bold":"normal"}>
 
       {this.props.node.label}
 
     </text>;
 
   }
 
@@ -237,7 +252,7 @@ class Labels<NodeType> extends React.Component<{ nodes: d3Types.d3Node<NodeType>
 
     });
 
 
     return (
 
-      <g className="labels">
 
+      <g>
 
         {labels}
 
       </g>
 
     );
 
@@ -303,7 +318,8 @@ export class Graph<NodeType,LinkType> extends React.Component<GraphProps<NodeTyp
 
     }
 
 
     return (
 
-      <svg className="container"
 
+      <svg
 
+        className="graph"
 
         ref={this.refSVG}
 
         style={{width: "100%", height}}
 
         viewBox={`${-height/2/this.state.zoom} ${-height/2/this.state.zoom} ${height/this.state.zoom} ${height/this.state.zoom}`}

+ 1 - 0
src/frontend/index.tsx
Ver arquivo 

@@ -1,6 +1,7 @@
 
 import * as React from 'react';
 
 import {createRoot} from 'react-dom/client';
 
 import './rountangleEditor/RountangleEditor.css';
 
+import './graph.css';
 
 import './app.css';
 
 
 import {App} from "./app";

+ 1 - 1
src/frontend/rountangleEditor/RountangleEditor.css
Ver arquivo 

@@ -22,7 +22,7 @@
 
 .re-rountangle:hover.dragging {
 
     cursor: grabbing;
 
 }
 
-.re-ruontangle-name {
 
+.re-rountangle-name {
 
 
 }
 
 .re-rountangle-resize-handle {

+ 1 - 1
src/onion/delta_executor.ts
Ver arquivo 

@@ -200,7 +200,7 @@ export class ValueState extends NodeOrValueState {
 
 
   getDeltasForSetEdge(label: string, targetState: NodeOrValueState): (EdgeCreation|EdgeUpdate)[] {
 
     // A value cannot be the source of an edge, so we return no deltas.
 
-    return [];
 
+    throw new Error("Assertion failed: A value cannot be the source of an edge.")
 
   }
 
   getDeltasForDelete(): (EdgeUpdate|NodeDeletion)[] {
 
     const [edgeUnsettings, _] = this.getIncomingEdgeDependenciesForDelete();