我正在尝试用echarts4r包制作calendar。
library(tidyverse)
library(echarts4r)
dates <- seq.Date(as.Date("2017-01-01"), as.Date("2018-12-31"), by = "day")
values <- rnorm(length(dates), 20, 6)
year <- data.frame(date = dates, values = values)
year %>%
e_charts(date) %>%
e_calendar(range = "2017",top="40") %>%
e_calendar(range = "2018",top="260") %>%
e_heatmap(values, coord.system = "calendar") %>%
e_visual_map(max = 30) %>%
e_title("Calendar", "Heatmap")%>%
e_tooltip("item")但这一次并没有计划2018年。
如何在calendar中自动分隔年份?是否有像ggplot的fill这样的解决方案
预期输出:this
发布于 2018-11-02 17:40:10
无可否认,API是笨拙和不直观的,但它是可行的。您需要添加这两个日历,就像您已经做的那样,在e_heatmap函数中引用它们的索引(以便根据正确的日历绘制热图)。另外,我使用e_data来传递第二个日历的值(x)。确保调整到日历的位置,使它们不会重叠(例如:top = 300)。
dates18 <- seq.Date(as.Date("2018-01-01"), as.Date("2018-12-31"), by = "day")
dates17 <- seq.Date(as.Date("2017-01-01"), as.Date("2017-12-31"), by = "day")
values <- rnorm(length(dates18), 20, 6)
df <- data.frame(date18 = dates18, date17 = dates17, values = values)
df %>%
e_charts(date18) %>%
e_calendar(range = "2018") %>%
e_heatmap(values, coord.system = "calendar", calendarIndex = 0, name = "2018") %>%
e_data(df, date17) %>%
e_calendar(range = "2017", top = 300) %>%
e_heatmap(values, coord.system = "calendar", calendarIndex = 1, name = "2017") %>%
e_visual_map(max = 30) 更新
由于版本为0.2.0,上述操作可以通过将数据按年份分组来完成,这会更清晰、更容易:
dates <- seq.Date(as.Date("2017-01-01"), as.Date("2018-12-31"), by = "day")
values <- rnorm(length(dates), 20, 6)
year <- data.frame(date = dates, values = values)
year %>%
dplyr::mutate(year = format(date, "%Y")) %>% # get year from date
group_by(year) %>%
e_charts(date) %>%
e_calendar(range = "2017",top="40") %>%
e_calendar(range = "2018",top="260") %>%
e_heatmap(values, coord_system = "calendar") %>%
e_visual_map(max = 30) %>%
e_title("Calendar", "Heatmap")%>%
e_tooltip("item") https://stackoverflow.com/questions/53004551
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