ChartDirector 6.0 (C++ Edition)
void setWallpaper(const char *img);
Uses the image from the specified file as the wallpaper to repetitively fill the background of the chart.
ChartDirector will automatically detect the image file format using the file extension, which must either png, jpg, jpeg, gif, wbmp or wmp (case insensitive).
Please refer to
on the directory that ChartDirector will search for the file.
The image file that is used as the background wallpaper of the chart.
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