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// GriPath -- store PostScript path
#if !defined(_GriPath_hh_)
#define _GriPath_hh_
#include "types.hh"
class GriPath
{
public:
enum type {moveto, lineto};
GriPath();
GriPath(unsigned capacity);
~GriPath();
void clear(); // Allows reuse without realloc
void expand(); // Get more space
void push_back(double xx, double yy, char aa); // Append at end
unsigned size(); // Return length of path
void trim(); // remove extraneous moveto commands
void stroke(units u, double width = -1); // Stroke the path
void stroke_or_fill(char s_or_f, units u, double width = -1); // Stroke or fill
void fill(units u); // Fill path in
void print(); // Mostly for debugging
void translate(double dx, double dy); // Only makes sense if units_cm
void scale(double enlargement); // Only makes sense if units_cm
void rotate(double degrees); // Rotate anticlockwise
double get_x(unsigned offset) {return x[offset];} // bug: no checking
double get_y(unsigned offset) {return y[offset];} // no checking
rectangle bounding_box(units u);
private:
unsigned int depth; // Length of path
unsigned int capacity; // Max elements in path; see expand\(\)
double *x; // Data
double *y; // Data
type *action; // 'm' or 'l'
};
#endif
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