gmt-template/gmtxy-dot.sh
2019-09-02 14:22:25 +08:00

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#!/bin/bash
# 包含GMT自带脚本文件 其中包含了一些有用的功能 比如获取网格文件的范围
. gmt_shell_functions.sh
# 初始化参数
data='null'
unit='m'
color='rainbow'
range='null'
overwriteRange='null'
overwrite=0
labels=("x (m)" "y (m)")
valuerange="0/1000/10"
noshow=0
# 从命令行获取参数
while getopts "hqi:r:u:c:a:d:" arg
do
case $arg in
h)
printf "simple table file mapping using GMT script under x-y plane with colored dots. The template accepts a table file as input and outputs a .png and a .eps file. \
For futher explanations, please look for GMT's manuscripts.\nAuthor: Yi Zhang (zhangyi.cugwuhan@gmail.com)\n"
printf "usage: ${0##*/} -i<table-data> [-r<xmin>/<xmax>/<ymin>/<ymax>] [-u<unit>] [-c<cpt-file>] [-d<vmin>/<vmax>/<dv>] [-a<x-label>,<y-label>]\n"
printf "%s\t%s\n" "-i" "input grid file"
printf "%s\t%s\n" "-r" "data range. The template will ditect the input data range automaticly, the use of this option will overwrite the range."
printf "%s\t%s\n" "-d" "data's value extension. The default is 0/1000/10. this option is used for makeing cpt file."
printf "%s\t%s\n" "-u" "data unit. The default is meter."
printf "%s\t%s\n" "-c" "color cpt. The default is rainbow."
printf "%s\t%s\n" "-a" "axis labels. The deafults are x (m) and y (m)."
printf "%s\t%s\n" "-q" "do not show the output figure."
exit 0;;
i)
data=$OPTARG;;
u)
unit=$OPTARG;;
c)
color=$OPTARG;;
r)
overwrite=1
overwriteRange=$OPTARG;;
a)
labels=(${OPTARG//,/ });;
d)
valuerange=$OPTARG;;
q)
noshow=1;;
?)
printf "error: unknow argument\nuse -h option to see help information\n"
exit 1;;
esac
done
# 进行必要的参数检查
if [[ $data == "null" ]]; then
printf "error: no input file name\nuse -h option to see help information\n"
exit 1
else
# 初始化临时文件名
cptfile=user.cpt
psfile=${data%.*}.ps
jpgfile=${data%.*}.png
# 获取网格范围
if [[ $overwrite == 1 ]]; then
range=${overwriteRange}
else
range=$(gmt_get_region ${data})
fi
# 设置绘图参数
gmt gmtset \
FONT_ANNOT_PRIMARY=7p,Times-Roman,black \
MAP_FRAME_PEN=thin,black \
MAP_TICK_LENGTH_PRIMARY=2p/1p \
MAP_TITLE_OFFSET=7p \
MAP_GRID_CROSS_SIZE_PRIMARY=4p \
FONT_LABEL=7p,Times-Roman,black \
MAP_FRAME_AXES=WeSnZ \
MAP_LABEL_OFFSET=4p
gmt makecpt -C${color} -T${valuerange} > $cptfile
gmt psxy ${data} -Bxag+l"${labels[0]}" -Byag+l"${labels[1]}" -JX5i -R${range} -C${cptfile} -Sc0.05c -Gblack -P -K -Y6i > $psfile
gmt psscale -Dx0.5i/-0.6i+w4i/0.15i+h -C${cptfile} -Bxag -By+l${unit} -O >> $psfile
gmt psconvert $psfile -A -TEG -E300
# 删除临时文件 使用linux终端rm命令
rm $cptfile $psfile gmt.history gmt.conf
# 在终端显示图像 此命令需要imgcat.sh脚本和iTerm终端
#imgcat $jpgfile
# 打开图片文件 此命令使用MacOS终端open命令
if [[ ${noshow} == 0 ]]; then
open $jpgfile
fi
fi