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PGF shapes: trek elbow and trek cursor.
These basic shapes are used to compose most of the Trek theme.
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| \documentclass{scrartcl} | ||
| \usepackage{import} | ||
| \usepackage{tikz} | ||
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| \import{../theme/}{trek-shapes.tex} | ||
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| \begin{document} | ||
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| \begin{figure} | ||
| \begin{center} | ||
| \begin{tikzpicture} | ||
| \draw (0,0) node | ||
| [trek cursor, | ||
| trek/cursor/height=2cm, | ||
| trek/cursor/width=5cm, | ||
| fill=black!10, | ||
| thick] {}; | ||
| \draw [|<->|] (-5mm,0) -- (-5mm,2cm) node [midway,left] {height}; | ||
| \draw [|<->|] (0mm,-5mm) -- (5cm,-5mm) node [midway,below] {width}; | ||
| \draw (0,0) circle (1mm); | ||
| \end{tikzpicture} | ||
| \caption{Shape: ``trek cursor''.} | ||
| \label{fig:shape-trek-cursor} | ||
| \end{center} | ||
| \end{figure} | ||
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| \begin{figure} | ||
| \begin{center} | ||
| \begin{tikzpicture} | ||
| \draw (0,0) node | ||
| [trek elbow, | ||
| trek/elbow/width=50mm, | ||
| trek/elbow/height=20mm, | ||
| trek/elbow/bar height=10mm, | ||
| trek/elbow/sidebar width=20mm, | ||
| trek/elbow/outer radius=10mm, | ||
| trek/elbow/inner radius=5mm, | ||
| fill=black!10, | ||
| thick] {}; | ||
| \draw (0,0) circle (1mm); | ||
| \draw [|<->|] (5mm,0) -- (5mm,10mm) node [midway,right] {bar height}; | ||
| \draw [|<->|] (-55mm,-10mm) -- (-55mm,10mm) node [midway,left] {height}; | ||
| \draw [|<->|] (-50mm,-15mm) -- (-30mm,-15mm) node [midway,below] {sidebar width}; | ||
| \draw [|<->|] (-50mm,-24mm) -- (0mm,-24mm) node [midway,below] {width}; | ||
| \draw (-28mm,-1mm) node [anchor=north west] {inner radius}; | ||
| \draw (-50mm,11mm) node [anchor=south west] {outer radius}; | ||
| \end{tikzpicture} | ||
| \caption{Shape: ``trek elbow''.} | ||
| \label{fig:shape-trek-elbow} | ||
| \end{center} | ||
| \end{figure} | ||
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| \end{document} |
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| \RequirePackage{tikz} | ||
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| \makeatletter | ||
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| % Trek cursor shape | ||
| \pgfkeys{/tikz/trek/cursor/width/.initial = 20mm} | ||
| \pgfkeys{/tikz/trek/cursor/height/.initial = 7.5mm} | ||
| \pgfdeclareshape{trek cursor} | ||
| { | ||
| \saveddimen\width{\pgf@x = \pgfkeysvalueof{/tikz/trek/cursor/width}} | ||
| \saveddimen\height{\pgf@x = \pgfkeysvalueof{/tikz/trek/cursor/height}} | ||
| \savedanchor\centerpoint{ | ||
| \pgf@x = 0.5\wd\pgfnodeparttextbox | ||
| \pgf@y = 0.5\ht\pgfnodeparttextbox | ||
| } | ||
| \anchor{center}{\centerpoint} | ||
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| \backgroundpath{ | ||
| \newlength\@radius | ||
| \@radius = \height | ||
| \divide \@radius by 2 | ||
| \pgf@xa = \width | ||
| \advance \pgf@xa by -\@radius | ||
| \pgf@ya = \height | ||
| \pgf@xb = \pgf@xa | ||
| \pgf@yb = 0mm | ||
| \pgfpathmoveto{\pgfpoint{0}{0}} | ||
| \pgfpathlineto{\pgfpoint{0}{\height}} | ||
| \pgfpathlineto{\pgfpoint{\pgf@xa}{\pgf@ya}} | ||
| \pgfpatharcto{\height/2}{\height/2}{0}{0}{0}{\pgfpoint{\pgf@xb}{\pgf@yb}} | ||
| \pgfpathclose | ||
| \pgfusepath{fill,draw} | ||
| } | ||
| } | ||
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| % Trek elbow shape | ||
| \pgfkeys{/tikz/trek/elbow/bar height/.initial = 7.5mm} | ||
| \pgfkeys{/tikz/trek/elbow/outer radius/.initial = 3mm} | ||
| \pgfkeys{/tikz/trek/elbow/inner radius/.initial = 1mm} | ||
| \pgfkeys{/tikz/trek/elbow/sidebar width/.initial = 5mm} | ||
| \pgfkeys{/tikz/trek/elbow/width/.initial = 30mm} | ||
| \pgfkeys{/tikz/trek/elbow/height/.initial = 10mm} | ||
| \pgfdeclareshape{trek elbow} | ||
| { | ||
| \saveddimen\barheight{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/bar height}} | ||
| \saveddimen\outerradius{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/outer radius}} | ||
| \saveddimen\innerradius{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/inner radius}} | ||
| \saveddimen\sidebarwidth{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/sidebar width}} | ||
| \saveddimen\width{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/width}} | ||
| \saveddimen\height{\pgf@x = \pgfkeysvalueof{/tikz/trek/elbow/height}} | ||
| \savedanchor\centerpoint{ | ||
| \pgf@x = 0.5\wd\pgfnodeparttextbox | ||
| \pgf@y = 0.5\ht\pgfnodeparttextbox | ||
| } | ||
| \anchor{center}{\centerpoint} | ||
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| \backgroundpath{ | ||
| \pgf@xa = -\width | ||
| \advance \pgf@xa by \outerradius | ||
| \pgf@ya = \barheight | ||
| \advance \pgf@ya by -\outerradius | ||
| \pgf@yb = -\height | ||
| \advance \pgf@yb by \barheight | ||
| \pgf@xb = -\width | ||
| \advance \pgf@xb by \sidebarwidth | ||
| \pgf@xc = \pgf@xb | ||
| \advance \pgf@xc by \innerradius | ||
| \pgfpathmoveto{\pgfpoint{0}{0}} | ||
| \pgfpathlineto{\pgfpoint{0}{\barheight}} | ||
| \pgfpathlineto{\pgfpoint{\pgf@xa}{\barheight}} | ||
| \pgfpatharcto{\outerradius}{\outerradius}{0}{0}{1}{\pgfpoint{-\width}{\pgf@ya}} | ||
| \pgfpathlineto{\pgfpoint{-\width}{\pgf@yb}} | ||
| \pgfpathlineto{\pgfpoint{\pgf@xb}{\pgf@yb}} | ||
| \pgfpathlineto{\pgfpoint{\pgf@xb}{-\innerradius}} | ||
| \pgfpatharcto{\innerradius}{\innerradius}{0}{0}{0}{\pgfpoint{\pgf@xc}{0}} | ||
| \pgfpathclose | ||
| \pgfusepath{fill,draw} | ||
| } | ||
| } | ||
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| \makeatother |