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我想要繪製兩個數字到一個PDF,使用此代碼的數字:重疊使用推視
ncols <- 1
nrows <- 2
grid.newpage()
pushViewport(viewport(layout = grid.layout(nrows, ncols)))
for (i in seq_along(chroms)) {
pushViewport(viewport(layout.pos.col = 1, layout.pos.row = 1))
plotTracks(list(itrack, gtrack, dTrack),
chromosome = chr1, add = TRUE)
pushViewport(viewport(layout.pos.col = 1, layout.pos.row = 2))
plotTracks(list(biomTrack, gtrack2),
chromosome = chr1, add = TRUE)
popViewport(1)
}
的問題是,這兩個數字重疊! (並且圖的row2保持爲空)
我希望新鮮的眼睛能夠捕捉到我的錯誤。我究竟做錯了什麼?
編輯,以反映評論作者@DINRE
ncols <- 1
nrows <- 2
grid.newpage()
pushViewport(viewport(layout = grid.layout(nrows,
+ ncols)))
for (i in seq_along(chroms)) {
pushViewport(viewport(layout.pos.col = 1, layout.pos.row = 1))
plotTracks(list(itrack, gtrack, dTrack),
chromosome = chr1, add = TRUE)
**popViewport(1)** ## NEED TO POP OUT FIRST ROW BEFORE PLOTTING SECOND.
pushViewport(viewport(layout.pos.col = 1, layout.pos.row = 2))
plotTracks(list(biomTrack, gtrack2),
chromosome = chr1, add = TRUE)
popViewport(1)
}
請讓您的情況具有可重複性,即向我們提供模擬您的情況所需的數據和代碼。有關如何執行此操作的更多提示,請參閱http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example。 –
爲什麼使用'grid.layout'函數有特別的原因嗎?您可以輕鬆指定視口的確切尺寸,位置和理由。如果你想在第一行和第二行中使用一個,使用'npc'尺寸,像這樣:'pushViewport(viewport(x = 0,y = 1,height = 0.5,width = 1,just = c 「left」,「top」)))''和'pushViewport(viewport(x = 0,y = 0,height = 0.5,width = 1,just = c(「left」,「bottom」)))' – Dinre
,我想我會看到你的問題......在推動最下面一行之前,嘗試彈出頂行的視口。 – Dinre