【问题标题】:Setting Background color to transparent in Plotly plots在 Plotly 图中将背景颜色设置为透明
【发布时间】:2015-07-10 04:19:43
【问题描述】:

我的python代码创建了一个情节条形图,但背景是白色的,我想把它改成透明色是可行的

我的代码:

import plotly.plotly as py
from plotly.graph_objs import *
py.sign_in('username', 'api_key')
data = Data([
Bar(
    x=['Sivaranjani S', 'Vijayalakshmi C', 'Rajeshwari S', 'Shanthi Priscilla', 'Pandiyaraj G', 'Kamatchi S', 'MohanaPriya', 'Madhumitha G', 'Franklin Alphones Raj J', 'Akfaris Almaas', 'Biswajit Champati', 'Priya R', 'Rekha Rajasekaran', 'Sarath Kumar B', 'Jegan L', 'Karthick A', 'Mahalakshmi S', 'Ragunathan V', 'Anu S', 'Ramkumar KS', 'Uthra R'],
    y=[1640, 1394, 1390, 1313, 2166, 1521, 1078, 1543, 780, 1202, 1505, 2028, 2032, 1769, 1238, 1491, 1477, 1329, 2038, 1339, 1458],
    text=['Scuti', 'Scuti', 'Cygni', 'Scorpii', 'Scuti', 'Pollux', 'Scorpii', 'Pollux', 'Scuti', 'Pollux', 'Scorpii', 'Scorpii', 'Scuti', 'Cygni', 'Scorpii', 'Scuti', 'Scuti', 'Pollux', 'Scuti', 'Pollux', 'Pollux'])])
plot_url = py.plot(data)

图表如下所示

【问题讨论】:

    标签: python plotly transparency plotly-python


    【解决方案1】:

    对于完全透明的绘图,请确保同时指定纸张的 bgcolor 和绘图的:

    import plotly.plotly as py
    from plotly.graph_objs import *
    py.sign_in('', '')
    data = Data([
        Bar(
            x=['Sivaranjani S', 'Vijayalakshmi C', 'Rajeshwari S', 'Shanthi Priscilla', 'Pandiyaraj G', 'Kamatchi S', 'MohanaPriya', 'Madhumitha G', 'Franklin Alphones Raj J', 'Akfaris Almaas', 'Biswajit Champati', 'Priya R', 'Rekha Rajasekaran', 'Sarath Kumar B', 'Jegan L', 'Karthick A', 'Mahalakshmi S', 'Ragunathan V', 'Anu S', 'Ramkumar KS', 'Uthra R'],
            y=[1640, 1394, 1390, 1313, 2166, 1521, 1078, 1543, 780, 1202, 1505, 2028, 2032, 1769, 1238, 1491, 1477, 1329, 2038, 1339, 1458],
            text=['Scuti', 'Scuti', 'Cygni', 'Scorpii', 'Scuti', 'Pollux', 'Scorpii', 'Pollux', 'Scuti', 'Pollux', 'Scorpii', 'Scorpii', 'Scuti', 'Cygni', 'Scorpii', 'Scuti', 'Scuti', 'Pollux', 'Scuti', 'Pollux', 'Pollux']
        )
    ])
    
    layout = Layout(
        paper_bgcolor='rgba(0,0,0,0)',
        plot_bgcolor='rgba(0,0,0,0)'
    )
    
    fig = Figure(data=data, layout=layout)
    
    plot_url = py.plot(fig, filename='transparent-background')
    

    【讨论】:

    【解决方案2】:

    您可以使用布局更改其颜色,参数bgcolouropacity 设置为您的愿望。你可以这样做:

    data = Data([Bar(... The same you already have...)])
    
    layout = Layout(
        title='Your Title',
        (xaxis, yaxis, WHAT EVER YOU WANT TO SET)
    
        paper_bgcolor='rgb(233,233,233)', # set the background colour
    
    )
    fig = Figure(data=data, layout=layout)
    py.plot(fig)
    

    你可以找到一些例子here

    【讨论】:

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