(PHP 4, PHP 5 <= 5.0.5)
cpdf_setrgbcolor_stroke — Sets drawing color to rgb color value
Sets the current drawing color to the given rgb color value.
The document handle, returned by cpdf_open().
The red value, as a float between 0.0 (black) and 1.0 (red)
The green value, as a float between 0.0 (black) and 1.0 (green)
The blue value, as a float between 0.0 (black) and 1.0 (blue)
Returns TRUE on success or FALSE on failure.