ganv_canvas_get_scroll_region

void ganv_canvas_get_scroll_region (GanvCanvas* canvas,
                                    double* x1,
                                    double* y1,
                                    double* x2,
                                    double* y2);

Queries the scrolling region of a canvas.

canvas: A canvas.
x1: Leftmost limit of the scrolling region (return value).
y1: Upper limit of the scrolling region (return value).
x2: Rightmost limit of the scrolling region (return value).
y2: Lower limit of the scrolling region (return value).
Returns