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comparison bin/Rcall.pm @ 1:1df6aaac800e draft

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author brasset_jensen
date Wed, 13 Dec 2017 10:40:50 -0500
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children 6d9f127da28f
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0:e4e71401c577 1:1df6aaac800e
1 package Rcall;
2
3 use strict;
4 use warnings;
5 use Statistics::R;
6
7 use Exporter;
8 our @ISA = qw(Exporter);
9 our @EXPORT_OK = qw( &histogram &pie_chart &bg_to_png );
10
11 sub histogram
12 {
13 my ($size_hashR, $out_png, $size) = @_;
14 my (@abs, @ord);
15 my $i = 0;
16 foreach my $k (sort {$a <=> $b} keys %{$size_hashR})
17 {
18 my $percentage = 0;
19 $percentage = $size_hashR->{$k} * 100 / $size if $size != 0;
20 $abs[$i] = $k ; $ord[$i] = $percentage; $i++;
21 }
22 my $abs = join (",", @abs );
23 my $ord = join (",", @ord );
24 if (scalar(@abs) != 0)
25 {
26
27 my $R = Statistics::R->new();
28 $R->startR;
29 $R->send(
30 qq`library(ggplot2)
31 percentage = c($ord)
32 size =c($abs)
33 min = min(size)
34 max = max(size)
35 dat = data.frame(size,percentage)
36 png(filename=\"$out_png\", width = 800, height = 480)
37 c = ggplot(dat,aes(size,percentage))
38 c + geom_bar(stat="identity") + scale_x_continuous(breaks=min:max)+theme( axis.text.x = element_text(angle=90, hjust=0.5, size=20), axis.text.y = element_text( size=20 ), axis.title.x = element_text( size=25, face="bold"), axis.title.y = element_text( size=25, face="bold") )
39 dev.off()`);
40 $R->stopR();
41
42 }
43 }
44
45 sub bg_to_png
46 {
47 my ( $fai, $bgP, $bgM, $dir, $sb ) = @_;
48 my $R = Statistics::R->new();
49 $R->startR;
50 $R->send(
51 qq`library('Sushi')
52 fai =read.table("$fai")
53 if ( file.info("$bgP")\$size !=0 )
54 {
55 bgP = read.table("$bgP")
56 } else { bgP = data.frame(factor(),integer()) }
57
58 if ( file.info("$bgM")\$size !=0 )
59 {
60 bgM = read.table("$bgM")
61 } else { bgM = data.frame(factor(),integer()) }
62
63 f_both = function(chr,end) {
64 jpeg( paste0("$dir",as.character(chr),".png"), quality=100)
65 par(mfrow=c(2,1),mar=c(1,10,1,3))
66 plotBedgraph(bgP, chrom=chr,chromstart=0,chromend=end,transparency=.50, color=SushiColors(2)(2)[1])
67 axis(side=2,las=2,tcl=.2)
68 mtext("Scaled Read Depth",side=2,line=4,cex=1,font=2)
69 plotBedgraph(bgM, chrom=chr,chromstart=0,chromend=end,transparency=.50, flip=TRUE, color=SushiColors(2)(2)[2])
70 labelgenome(chrom=chr,chromstart=0,chromend=end,side=3,n=3,scale="$sb", line=0, chromline = 0.5, scaleline = 0.5, scaleadjust =1.05, chromadjust = -0.4)
71 axis(side=2,las=2,tcl=.2,at=pretty(par("yaxp")[c(1,2)]),labels=-1*pretty(par("yaxp")[c(1,2)]))
72 mtext("Scaled Read Depth",side=2,line=4.5,cex=1,font=2)
73 dev.off()
74 }
75
76 f_plus = function(chr,end) {
77 jpeg( paste0("$dir",as.character(chr),".png"), quality=100)
78 plotBedgraph(bgP, chrom=chr,chromstart=0,chromend=end,transparency=.50, color=SushiColors(2)(2)[1])
79 labelgenome(chrom=chr,chromstart=0,chromend=end,n=3,scale="$sb", line=0, chromline = 0.5, scaleline = 0.5, scaleadjust =1.05, chromadjust = -0.4)
80 axis(side=2,las=2,tcl=.2)
81 mtext("Scaled Read Depth",side=2,line=4,cex=1,font=2)
82 dev.off()
83 }
84
85 f_minus = function(chr,end) {
86 jpeg( paste0("$dir",as.character(chr),".png"), quality=100)
87 plotBedgraph(bgM, chrom=chr,chromstart=0,chromend=end,transparency=.50, flip=TRUE, color=SushiColors(2)(2)[2])
88 labelgenome(chrom=chr,chromstart=0,chromend=end,n=3,scale="$sb", line=0, chromline = 0.5, scaleline = 0.5, scaleadjust =1.05, chromadjust = -0.4)
89 axis(side=2,las=2,tcl=.2,at=pretty(par("yaxp")[c(1,2)]),labels=-1*pretty(par("yaxp")[c(1,2)]))
90 mtext("Scaled Read Depth",side=2,line=4.5,cex=1,font=2)
91 dev.off()
92 }
93
94 fai_b = fai[fai\$V1 %in% intersect(bgM\$V1,bgP\$V1), ]
95 mapply( f_both, fai_b\$V1, fai_b\$V2)
96
97 fai_p = fai[fai\$V1 %in% setdiff(bgP\$V1,bgM\$V1), ]
98 mapply( f_plus, fai_p\$V1, fai_p\$V2)
99
100 fai_m = fai[fai\$V1 %in% setdiff(bgM\$V1,bgP\$V1), ]
101 mapply( f_minus, fai_m\$V1, fai_m\$V2) `);
102
103 $R->stopR();
104 }
105
106 sub pie_chart
107 {
108 my $dir = shift;
109 my $in = $dir.'repartition.txt';
110 my $out = $dir.'pie_chart.png';
111
112 my $R = Statistics::R->new();
113 $R->startR;
114 $R->send(
115 qq`
116 library(plotrix)
117 library(RColorBrewer)
118 R =read.table("$in",header=T)
119 values = round(R\$percentage)
120 keys = R\$type
121 lab = paste(values, "%", sep="")
122 png("$out")
123 colors <- brewer.pal(7,"Paired")
124 pie(values, col=colors, labels=lab, clockwise=TRUE)
125 legend("bottom", legend = keys, fill=colors, bty="n", ncol = 3)
126 par(mai = c(0,0,0,0))
127 layout(c(1,2),heights=c(0.3,1))
128 plot.new()
129 legend("bottom", legend = keys, fill=colors, bty="n",ncol = 3)
130 pie(values, col=colors, labels=lab, clockwise=TRUE)
131 dev.off()`
132 );
133 $R->stopR();
134 }
135
136 1;