![tikzpicture:仅隐藏图例中的一个“情节”](https://linux22.com/image/287913/tikzpicture%EF%BC%9A%E4%BB%85%E9%9A%90%E8%97%8F%E5%9B%BE%E4%BE%8B%E4%B8%AD%E7%9A%84%E4%B8%80%E4%B8%AA%E2%80%9C%E6%83%85%E8%8A%82%E2%80%9D.png)
找到答案了: pgfplots:防止单个图被列在图例中
我将多个东西绘制到一张 tikzpicture 上。因为绘制顺序对我很重要,为了避免阴影线与绘制的线条重叠,我需要先绘制阴影线。但现在我不想显示所有阴影线图的标签(只显示一个)。我如何保留/隐藏一些图例,还是需要使用辅助轴?
\documentclass[a4paper]{article}
\usepackage{pgfplots}
\usepgflibrary{shapes.geometric}
\usetikzlibrary{patterns,arrows}
\begin{document}
\definecolor{plotrangecolor}{HTML}{D8D8D8} %{D8D8D8}
%%
%% https://tex.stackexchange.com/questions/29359/pgfplots-how-to-fill-the-area-under-a-curve-with-oblique-lines-hatching-as-a
%%
\tikzset{
hatch distance/.store in=\hatchdistance,
hatch distance=10pt,
hatch thickness/.store in=\hatchthickness,
hatch thickness=2pt
}
\makeatletter
\pgfdeclarepatternformonly[\hatchdistance,\hatchthickness]{flexible hatch}
{\pgfqpoint{0pt}{0pt}}
{\pgfqpoint{\hatchdistance}{\hatchdistance}}
{\pgfpoint{\hatchdistance-1pt}{\hatchdistance-1pt}}%
{
\pgfsetcolor{\tikz@pattern@color}
\pgfsetlinewidth{\hatchthickness}
\pgfpathmoveto{\pgfqpoint{0pt}{0pt}}
\pgfpathlineto{\pgfqpoint{\hatchdistance}{\hatchdistance}}
\pgfusepath{stroke}
}
\begin{tikzpicture}
\begin{axis}[
xmin=1, xmax=15,
domain=1:15,
ymin=0, ymax=1.1,
no markers,
enlargelimits=false,
xlabel={x},
ylabel={y},
legend style={
cells={anchor=west},
legend pos=south east
}
]
\addplot[mark=none,
domain=2:4,
pattern=flexible hatch,
hatch distance=10pt,
hatch thickness=0.5pt,
draw=none,
pattern color=plotrangecolor,
area legend] {2} \closedcycle;
\addplot[mark=none,
domain=8:14,
pattern=flexible hatch,
hatch distance=10pt,
hatch thickness=0.5pt,
draw=none,
pattern color=plotrangecolor,
area legend] {2} \closedcycle;
\addplot coordinates {(1,1) (4,0.4) (7,0.6) (8,0.5) (14,0.2)};
\addplot coordinates {(1,0.2) (3,0.3) (5,0.7) (9,1) (14,0.5)};
\addlegendentry{ range }
\addlegendentry{ dont show this}
\addlegendentry{value 1}
\addlegendentry{value 2}
\end{axis}
\end{tikzpicture}
\end{document}
答案1
forget plot
。此键将\addplot
所讨论的内容排除在图例之外。
\documentclass[a4paper]{article}
\usepackage{pgfplots}
\usepgflibrary{shapes.geometric}
\usetikzlibrary{patterns,arrows}
\begin{document}
\definecolor{plotrangecolor}{HTML}{D8D8D8} %{D8D8D8}
%%
%% http://tex.stackexchange.com/questions/29359/pgfplots-how-to-fill-the-area-under-a-curve-with-oblique-lines-hatching-as-a
%%
\tikzset{
hatch distance/.store in=\hatchdistance,
hatch distance=10pt,
hatch thickness/.store in=\hatchthickness,
hatch thickness=2pt
}
\makeatletter
\pgfdeclarepatternformonly[\hatchdistance,\hatchthickness]{flexible hatch}
{\pgfqpoint{0pt}{0pt}}
{\pgfqpoint{\hatchdistance}{\hatchdistance}}
{\pgfpoint{\hatchdistance-1pt}{\hatchdistance-1pt}}%
{
\pgfsetcolor{\tikz@pattern@color}
\pgfsetlinewidth{\hatchthickness}
\pgfpathmoveto{\pgfqpoint{0pt}{0pt}}
\pgfpathlineto{\pgfqpoint{\hatchdistance}{\hatchdistance}}
\pgfusepath{stroke}
}
\begin{tikzpicture}
\begin{axis}[
xmin=1, xmax=15,
domain=1:15,
ymin=0, ymax=1.1,
no markers,
enlargelimits=false,
xlabel={x},
ylabel={y},
legend style={
cells={anchor=west},
legend pos=south east
}
]
\addplot[mark=none,
domain=2:4,
pattern=flexible hatch,
hatch distance=10pt,
hatch thickness=0.5pt,
draw=none,
pattern color=plotrangecolor,
area legend,
forget plot] {2} \closedcycle;
\addplot[mark=none,
domain=8:14,
pattern=flexible hatch,
hatch distance=10pt,
hatch thickness=0.5pt,
draw=none,
pattern color=plotrangecolor,
area legend,
forget plot] {2} \closedcycle;
\addplot coordinates {(1,1) (4,0.4) (7,0.6) (8,0.5) (14,0.2)};
\addplot coordinates {(1,0.2) (3,0.3) (5,0.7) (9,1) (14,0.5)};
\addlegendentry{value 1}
\addlegendentry{value 2}
\end{axis}
\end{tikzpicture}
\end{document}