\begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(name \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the name of the graph, which corresponds to the \name attribute of the \Graph class in C++.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(graph \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the associated $<$graph*$>$ object, which \name attribute of the \Graph class in C++.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(xpixels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Defines the width of the graph's canvas widget. Changing its value causes the graph to be redrawn. Note that the window can be resized using the mouse. Such an operation does not automatically cause the graph to be redrawn (that would be too slow). Instead, there is a ``redraw'' option in the ``Graph-View'' menu which modifies xpixels and ypixels.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(ypixels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Defines the height of the graph's canvas widget. The discussion of xpixels pertains to this slot also.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(title \gv \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Stores the title displayed in the toplevel window of the $<$graph-view$>$ object (not necessarily the name of the graph).\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(graph-toplevel \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the Tk toplevel window in which the graph window's menu and canvas are packed.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(graph-canvas \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the Tk canvas widget in which the graph's vertices and edges are drawn.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(vertex-table \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the STk hash table which allows the user or programmer to search, given a $<$vertex*$>$ object, for the associated $<$vertex-item$>$.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(edge-table \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the STk hash table which allows the user or programmer to search, given a $<$edge*$>$ object, for the associated $<$edge-item$>$.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(segment-table \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the STk hash table which, allows the user or programmer to search, given a the integer tag of a $<$line$>$ or $<$text-time$>$ return the associated $<$edge-segment-item$>$ object. This is used by the selection and dragging mechanism and may not be of any interest to the user.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(vertex-tag-table \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the STk hash table which allows the user or programmer to search, given the tag of an $<$oval$>$ or $<$text-item$>$ for the associated $<$vertex-item$>$ object. This is used by the selection and dragging mechanism and may not be of any interest to the user.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(edge-tag-table \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (slot) Holds the STk hash table which allows the user or programmer to search, given the tag of an $<$oval$>$ or $<$text-item$>$ for the associated $<$edge-item$>$ object. This is used by the selection and dragging mechanism and may not be of any interest to the user.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(vertices \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Returns a list of all $<$vertex-item$>$ objects in \gv.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(edges \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Returns a list of all $<$edge-item$>$ objects in \gv.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(update-graph-view \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Updates the attributes of the $<$graph-view$>$ and its associated $<$graph*$>$. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(path-draw \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Changes the visual appearance of each $<$edge-item$>$ in the graph to be ``path-draw,'' i.e., a single path of line segments through the member vertices. This is the default edge drawing style.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(star-draw \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Changes the visual appearance of each $<$edge-item$>$ in the graph to be ``star-draw,'' i.e., a central edge label with line segments to each member vertex.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(layout-edge \ei \ \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Is used primarily to view hyperedges. It changes the drawing mode of $<$edge-item$>$ \ei to be ``star-draw,'' and updates the location of the central edge label.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(layout-edges \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Calls layout-edge for each $<$edge-item$>$ in \gvn.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(hide-label \vin) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Makes the label associated with $<$vertex-item$>$ \vi invisible. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(show-label \vin) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Makes the label associated with $<$vertex-item$>$ \vi visible. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (hide-labels \gvn) \\ (show-labels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} These methods hide and show all labels associated with the vertices and edges of \gvn. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (hide-vertex-labels \gvn) \\ (show-vertex-labels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Hides all labels associated with the vertices of \gvn. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (hide-edge-labels \gvn) \\ (show-edge-labels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} (method) Hides all labels associated with the edges of \gvn. \end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (reset-label \vin) \\ (reset-label \ein) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Resets the label slots of the given $<$vertex-item$>$ or $<$edge-item$>$ to be the name of the associated $<$vertex*$>$ or $<$edge*$>$ C++ object.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(reset-labels \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Calls reset-label for each $<$vertex-item$>$ and $<$edge-item$>$ of \gvn.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(reset-colors \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Resets the colors of each $<$vertex-item$>$ and $<$edge-item$>$ to their default values.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(reset-graphics \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Calls reset-colors and reset-labels.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(vertex-item \vertex \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Returns the $<$vertex-item$>$ object associated with $<$vertex*$>$ \vertex in $<$graph-view$>$ \gv.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(edge-item \edge \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Returns the $<$edge-item$>$ object associated with $<$edge*$>$ \edge in $<$graph-view$>$ \gvn.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (vertex-items \vlist \gvn) \\ (vertex-items \msetvertex \gvn) (vertex-items \setvertex \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Returns the list of $<$vertex-item$>$ objects of $<$graph-view$>$ \gv associated with the $<$vertex*$>$ objects in list \vlist, $<$mset$<$vertex*$>$$>$ \msetvertexn, or $<$set$<$vertex*$>$$>$ \setvertexn.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} (edge-items \elist \gvn) \\ (edge-items \msetedge \gvn) (edge-items \setedge \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Returns the list of $<$edge-item$>$ objects of $<$graph-view$>$ \gv associated with the $<$edge*$>$ objects in list \elist, $<$mset$<$vertex*$>$$>$ \msetedgen, or $<$set$<$vertex*$>$$>$ \setedgen.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(graph-view? \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in}(method) Returns \#t if \gv is a $<$graph-view$>$ object.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(replace-graph \g \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} The graph displayed in graph-view \gv is replaced by \gn. The former is deleted.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(collapse-subgraph $<$list-of-vertex-items$>$ \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} The vertices in $<$list-of-vertex-items$>$ are identified into a subgraph, which can later be expanded. The latter is represented by a ``super-vertex,'' which is returned.\end{minipage} \end{minipage} \vspace{0.2in} \begin{minipage}[t]{8in} \begin{tabular}{ll} & \index{GraphView!}(expand-subgraph \vg \gvn) \end{tabular}\\ \parbox[b]{2in} \ \ \begin{minipage}[t]{4in} If $<$vertex-item$>$ \vg is a super-vertex, replace it with the subgraph is represents. The return value is the set of vertices which comprised the subgraph (or \vg if it is not a super-vertex.\end{minipage} \end{minipage} \vspace{0.2in}