~mdw / sod / blame
| Commit | Line | Data |
|---|---|---|
| 7d3f9b74 MW |
1 | %%% -*- mode: latex; TeX-PDF-mode: t -*- |
| 2 | ||
| 3 | \documentclass{article} | |
| 4 | \usepackage[palatino, helvetica, courier, maths=cmr]{mdwfonts} | |
| 5 | ||
| 6 | \usepackage{syntax} | |
| 7 | \usepackage{tikz} | |
| 8 | \usetikzlibrary{calc} | |
| 9 | \usetikzlibrary{positioning} | |
| 10 | ||
| 11 | \errorcontextlines=999 | |
| 12 | ||
| 13 | \begin{document} | |
| 14 | ||
| 15 | \begin{tikzpicture} | |
| 16 | [>=stealth, thick, | |
| 17 | order/.append style={color=green!70!black}, | |
| 18 | code/.append style={font=\sffamily}, | |
| 19 | action/.append style={font=\itshape}, | |
| 20 | method/.append style={rectangle, draw=black, thin, fill=blue!30, | |
| 21 | text height=\ht\strutbox, text depth=\dp\strutbox, | |
| 22 | minimum width=40mm}] | |
| 23 | ||
| 24 | \def\delgstack#1#2#3{ | |
| 25 | \node (#10) [method, #2] {#3}; | |
| 26 | \node (#11) [method, above=6mm of #10] {#3}; | |
| 27 | \draw [->] ($(#10.north)!.5!(#10.north west) + (0mm, 1mm)$) -- | |
| 28 | ++(0mm, 4mm) | |
| 29 | node [code, left=4pt, midway] {next_method}; | |
| 30 | \draw [<-] ($(#10.north)!.5!(#10.north east) + (0mm, 1mm)$) -- | |
| 31 | ++(0mm, 4mm) | |
| 32 | node [action, right=4pt, midway] {return}; | |
| 33 | \draw [->] ($(#11.north)!.5!(#11.north west) + (0mm, 1mm)$) -- | |
| 34 | ++(0mm, 4mm) | |
| 35 | node [code, left=4pt, midway] {next_method} | |
| 36 | node (ld) [above] {$\smash\vdots\mathstrut$}; | |
| 37 | \draw [<-] ($(#11.north)!.5!(#11.north east) + (0mm, 1mm)$) -- | |
| 38 | ++(0mm, 4mm) | |
| 39 | node [action, right=4pt, midway] {return} | |
| 40 | node (rd) [above] {$\smash\vdots\mathstrut$}; | |
| 41 | \draw [->] ($(ld.north) + (0mm, 1mm)$) -- ++(0mm, 4mm) | |
| 42 | node [code, left=4pt, midway] {next_method}; | |
| 43 | \draw [<-] ($(rd.north) + (0mm, 1mm)$) -- ++(0mm, 4mm) | |
| 44 | node [action, right=4pt, midway] {return}; | |
| 45 | \node (p) at ($(ld.north)!.5!(rd.north)$) {}; | |
| 46 | \node (#1n) [method, above=5mm of p] {#3}; | |
| 47 | \draw [->, order] ($(#10.south east) + (4mm, 1mm)$) -- | |
| 48 | ($(#1n.north east) + (4mm, -1mm)$) | |
| 49 | node [midway, right, align=left] {Most to \\ least \\ specific};} | |
| 50 | ||
| 51 | \delgstack{a}{}{Around method} | |
| 52 | \draw [<-] ($(a0.south)!.5!(a0.south west) - (0mm, 1mm)$) -- | |
| 53 | ++(0mm, -4mm); | |
| 54 | \draw [->] ($(a0.south)!.5!(a0.south east) - (0mm, 1mm)$) -- | |
| 55 | ++(0mm, -4mm) | |
| 56 | node [action, right=4pt, midway] {return}; | |
| 57 | ||
| 58 | \draw [->] ($(an.north)!.6!(an.north west) + (0mm, 1mm)$) -- | |
| 59 | ++(-8mm, 8mm) | |
| 60 | node [code, midway, left=3mm] {next_method} | |
| 61 | node (b0) [method, above left = 1mm + 4mm and -6mm - 4mm] {}; | |
| 62 | \node (b1) [method] at ($(b0) - (2mm, 2mm)$) {}; | |
| 63 | \node (bn) [method] at ($(b1) - (2mm, 2mm)$) {Before method}; | |
| 64 | \draw [->, order] ($(bn.west) - (6mm, 0mm)$) -- ++(12mm, 12mm) | |
| 65 | node [midway, above left, align=center] {Most to \\ least \\ specific}; | |
| 66 | \draw [->] ($(b0.north east) + (-10mm, 1mm)$) -- ++(8mm, 8mm) | |
| 67 | node (p) {}; | |
| 68 | ||
| 69 | \delgstack{m}{above right=1mm and 0mm of an.west |- p}{Primary method} | |
| 70 | \draw [->] ($(mn.north)!.5!(mn.north west) + (0mm, 1mm)$) -- ++(0mm, 4mm) | |
| 71 | node [code, left=4pt, midway] {next_method} | |
| 72 | node [above right = 0mm and -8mm] | |
| 73 | {$\vcenter{\hbox{\Huge\textcolor{red}{!}}} | |
| 74 | \vcenter{\hbox{\begin{tabular}[c]{l} | |
| 75 | \textsf{next_method} \\ | |
| 76 | pointer is null | |
| 77 | \end{tabular}}}$}; | |
| 78 | ||
| 79 | \draw [->, color=blue, dotted] | |
| 80 | ($(m0.south)!.2!(m0.south east) - (0mm, 1mm)$) -- | |
| 81 | ($(an.north)!.2!(an.north east) + (0mm, 1mm)$) | |
| 82 | node [midway, sloped, below] {Return value}; | |
| 83 | ||
| 84 | \draw [<-] ($(an.north)!.6!(an.north east) + (0mm, 1mm)$) -- | |
| 85 | ++(8mm, 8mm) | |
| 86 | node [action, midway, right=3mm] {return} | |
| 87 | node (f0) [method, above right = 1mm and -6mm] {}; | |
| 88 | \node (f1) [method] at ($(f0) + (-2mm, 2mm)$) {}; | |
| 89 | \node (fn) [method] at ($(f1) + (-2mm, 2mm)$) {After method}; | |
| 90 | \draw [<-, order] ($(f0.east) + (6mm, 0mm)$) -- ++(-12mm, 12mm) | |
| 91 | node [midway, above right, align=center] {Least to \\ most \\ specific}; | |
| 92 | \draw [<-] ($(fn.north west) + (6mm, 1mm)$) -- ++(-8mm, 8mm); | |
| 93 | ||
| 94 | \end{tikzpicture} | |
| 95 | ||
| 96 | \end{document} |