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diff --git a/Master/texmf-dist/doc/latex/visualtikz/Source/tkzdatavisual.tex b/Master/texmf-dist/doc/latex/visualtikz/Source/tkzdatavisual.tex new file mode 100644 index 00000000000..3de1fdd0afb --- /dev/null +++ b/Master/texmf-dist/doc/latex/visualtikz/Source/tkzdatavisual.tex @@ -0,0 +1,263 @@ +\RRR{75-2 = Concept: Data Points and Data Formats} + +\begin{tikzpicture} +\datavisualization [school book axes, visualize as smooth line] +data { +x, y +-1.5, 2.25 +-1, 1 +-.5, .25 +0, 0 +.5, .25 +1, 1 +1.5, 2.25 +}; +\end{tikzpicture} + + +\begin{tikzpicture} +\datavisualization [school book axes, visualize as smooth line] +data [format=function] { +var x : interval [-1.5:1.5] samples 7; +func y = \value x*\value x; +}; +\end{tikzpicture} + + +\begin{tikzpicture} +\datavisualization [school book axes, visualize as smooth line] +data [format=function] { +var x : interval [-1.5:1.5] samples 3; +func y = \value x*\value x; +}; +\end{tikzpicture} + +Section 76 gives an in-depth coverage of the available data formats and explains how new data formats +can be defined. + + +\RRR{75-3 = Concept: Axes, Ticks, and Grids} + + +\begin{tikzpicture} +\datavisualization [ +scientific axes, +x axis={length=3cm, ticks=few}, +visualize as smooth line +] +data [format=function] { +var x : interval [-1.5:1.5] samples 20; +func y = \value x*\value x; +}; +\end{tikzpicture} + +\begin{tikzpicture} +\datavisualization [ +scientific axes=clean, +x axis={length=3cm, ticks=few}, +all axes={grid}, +visualize as smooth line +] +data [format=function] { +var x : interval [-1.5:1.5] samples 7; +func y = \value x*\value x; +}; +\end{tikzpicture} + +Section 77 explains in more detail how axes, ticks, and grid lines can be chosen and configured. + + +\RRR {75-4 = Concept: Visualizers} + +\begin{tikzpicture} +\datavisualization [ +scientific axes=clean, +x axis={length=3cm, ticks=few}, +visualize as smooth line +] +data [format=function] { +var x : interval [-1.5:1.5] samples 7; +func y = \value x*\value x; +}; +\end{tikzpicture} + +\begin{tikzpicture} +\datavisualization [ +scientific axes=clean, +x axis={length=3cm, ticks=few}, +visualize as scatter +] +data [format=function] { +var x : interval [-1.5:1.5] samples 7; +func y = \value x*\value x; +}; +\end{tikzpicture} + +Section 78 provides more information on visualizers as well as reference lists. + +\RRR{75-5 = Concept: Style Sheets and Legends } + +\begin{tikzpicture}[baseline] +\datavisualization [ scientific axes=clean, +y axis=grid, +visualize as smooth line/.list={sin,cos,tan}, +style sheet=strong colors, +style sheet=vary dashing, +sin={label in legend={text=$\sin x$}}, +cos={label in legend={text=$\cos x$}}, +tan={label in legend={text=$\tan x$}}, +data/format=function ] +data [set=sin] { +var x : interval [-0.5*pi:4]; +func y = sin(\value x r); +} +data [set=cos] { +var x : interval [-0.5*pi:4]; +func y = cos(\value x r); +} +data [set=tan] { +var x : interval [-0.3*pi:.3*pi]; +func y = tan(\value x r); +}; +\end{tikzpicture} + + +Section 79 details style sheets and legends. + +\RRR{75-6 = Usage} + +\subsection{/pgf/data/read from file=filename} (no default, initially empty) + +If you set the source attribute to a non-empty hfilenamei, the data will be read from this file. In +this case, no hinline datai may be present, not even empty curly braces should be provided. +%\datavisualization ... +data [read from file=file1.csv] +data [read from file=file2.csv]; +The other way round, if read from file is empty, the data must directly follow as hinline datai. +%\datavisualization ... +data { +x, y +1, 2 +2, 3 +}; + +The second important key is format, which is used to specify the data format: + +\subsection{/pgf/data/format} + +Use this key to locally set the format used for parsing the data, see Section 76 for a list of predefined +formats. + +\tikz +\datavisualization [school book axes, visualize as line] +data [/data point/x=1] { +y +1 +2 +} +data [/data point/x=2] { +y +2 +0 +.5 +}; + +\BS{datavisualization} . . . data point[options] . . . ; + +\tikz \datavisualization [school book axes, visualize as line] +data point [x=1, y=1] data point [x=1, y=2] +data point [x=2, y=2] data point [x=2, y=0.5]; + +/tikz/data visualization/data point=options + +\tikzdatavisualizationset{ +horizontal/.style={ +data point={x=#1, y=1}, data point={x=#1, y=2}}, +} +\tikz \datavisualization +[ school book axes, visualize as line, +horizontal=1, +horizontal=2 ]; + +\BS{datavisualization} . . . data group[options]\AC{name}+=\AC{data specifications} . . . ; + + +\tikz \datavisualization data group {points} = { +data { +x, y +0, 1 +1, 2 +2, 2 +5, 1 +2, 0 +1, 1 +} +}; + +\tikz \datavisualization [school book axes, visualize as line] data group {points}; +\qquad +\tikz \datavisualization [scientific axes=clean, visualize as line] data group {points}; + + +\BS{datavisualization} . . . scope[options]{data specification} . . . ; + +%\datavisualization... +%scope [/data point/experiment=7] +%{ +%data [read from file=experiment007-part1.csv] +%data [read from file=experiment007-part2.csv] +%data [read from file=experiment007-part3.csv] +%} +%scope [/data point/experiment=23, format=foo] +%{ +%data [read from file=experiment023-part1.foo] +%data [read from file=experiment023-part2.foo] +%}; + + +\BS{datavisualization} . . . info[options]{code} . . . ; + +\begin{tikzpicture}[baseline] +\datavisualization [ school book axes, visualize as line ] +data [format=function] { +var x : interval [-0.1*pi:2]; +func y = sin(\value x r); +} +info { +\draw [red] (visualization cs: x={(.5*pi)}, y=1) circle [radius=1pt] +node [above,font=\footnotesize] {extremal point}; +}; +\end{tikzpicture} + +\subsection{Coordinate system visualization} + +\BS{datavisualization} . . . info’[options]{code} . . . ; + +\begin{tikzpicture}[baseline] +\datavisualization [ school book axes, visualize as line ] +data [format=function] { +var x : interval [-0.1*pi:2]; +func y = sin(\value x r); +} +info' { +\fill [red] (visualization cs: x={(.5*pi)}, y=1) circle [radius=2mm]; +}; +\end{tikzpicture} + + +\subsection{Predefined node data visualization bounding box} +This rectangle node stores a bounding box of the data visualization that is currently being constructed. +This node can be useful inside info commands or when labels need to be added. + +\subsection{Predefined node data bounding box} +This rectangle node is similar to data visualization bounding box, but it keeps track only of the actual +data. The spaces needed for grid lines, ticks, axis labels, tick labels, and other all other information +that is not part of the actual data is not part of this box. + + +\RRR{75-7 = Advanced: Executing User Code During a Data Visualization} + +\RRR{75-8 = Advanced: Creating New Objects} + + +\section{76 Providing Data for a Data Visualization} |