问题
Similar to this question, but for Google Pie Charts:
How can I remove the white lines between the slices on a Google Pie Chart:

On the image above, I want to remove the white space highlighted by the green arrow.
回答1:
Use the configuration option pieSliceBorderColor
with the value transparent
(see documentation here).
new google.visualization.PieChart(document.getElementById('visualization')).
draw(data, {
pieSliceBorderColor : "transparent", // Add this line
title : "So, how was your day?"
}
);
Before:

After:

Fiddle with it: http://jsfiddle.net/PWc43/
来源:https://stackoverflow.com/questions/22228074/google-pie-chart-how-can-i-remove-the-white-line-between-slices