2D Vectorial Path functions.
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Classes |
struct | GF_Path |
| 2D Path Object More...
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struct | GF_DashSettings |
| Custom dash pattern. More...
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struct | GF_PenSettings |
| Pen properties. More...
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Typedefs |
typedef struct _path_iterator | GF_PathIterator |
| path iterator
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Enumerations |
enum | { GF_PATH_CURVE_ON = 1,
GF_PATH_CLOSE = 5,
GF_PATH_CURVE_CONIC = 0,
GF_PATH_CURVE_CUBIC = 2
} |
enum | { GF_PATH_FILL_ZERO_NONZERO = 1,
GF_PATH_BBOX_DIRTY = 2,
GF_PATH_FLATTENED = 4
} |
enum | {
GF_POLYGON_COMPLEX,
GF_POLYGON_COMPLEX_CCW,
GF_POLYGON_COMPLEX_CW,
GF_POLYGON_CONVEX_CCW,
GF_POLYGON_CONVEX_CW,
GF_POLYGON_CONVEX_LINE
} |
enum | { GF_PATH_LINE_CENTER = 0,
GF_PATH_LINE_INSIDE,
GF_PATH_LINE_OUTSIDE
} |
enum | { GF_LINE_CAP_FLAT = 0,
GF_LINE_CAP_ROUND,
GF_LINE_CAP_SQUARE,
GF_LINE_CAP_TRIANGLE
} |
enum | { GF_LINE_JOIN_MITER = 0,
GF_LINE_JOIN_ROUND,
GF_LINE_JOIN_BEVEL,
GF_LINE_JOIN_MITER_SVG
} |
enum | {
GF_DASH_STYLE_PLAIN = 0,
GF_DASH_STYLE_DASH,
GF_DASH_STYLE_DOT,
GF_DASH_STYLE_DASH_DOT,
GF_DASH_STYLE_DASH_DASH_DOT,
GF_DASH_STYLE_DASH_DOT_DOT,
GF_DASH_STYLE_CUSTOM,
GF_DASH_STYLE_SVG
} |
Functions |
GF_Path * | gf_path_new () |
| path constructor
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void | gf_path_del (GF_Path *gp) |
| path destructor
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void | gf_path_reset (GF_Path *gp) |
| path reset
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GF_Path * | gf_path_clone (GF_Path *gp) |
| path copy constuctor
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GF_Err | gf_path_close (GF_Path *gp) |
| path close
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GF_Err | gf_path_add_move_to (GF_Path *gp, Fixed x, Fixed y) |
| path moveTo
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GF_Err | gf_path_add_move_to_vec (GF_Path *gp, GF_Point2D *pt) |
| starts new contour
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GF_Err | gf_path_add_line_to (GF_Path *gp, Fixed x, Fixed y) |
| adds line to path
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GF_Err | gf_path_add_line_to_vec (GF_Path *gp, GF_Point2D *pt) |
| adds line to path
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GF_Err | gf_path_add_cubic_to (GF_Path *gp, Fixed c1_x, Fixed c1_y, Fixed c2_x, Fixed c2_y, Fixed x, Fixed y) |
| adds cubic to path
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GF_Err | gf_path_add_cubic_to_vec (GF_Path *gp, GF_Point2D *c1, GF_Point2D *c2, GF_Point2D *pt) |
| adds cubic to path
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GF_Err | gf_path_add_quadratic_to (GF_Path *gp, Fixed c_x, Fixed c_y, Fixed x, Fixed y) |
| adds quadratic to path
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GF_Err | gf_path_add_quadratic_to_vec (GF_Path *gp, GF_Point2D *c, GF_Point2D *pt) |
| adds quadratic to path
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GF_Err | gf_path_add_rect_center (GF_Path *gp, Fixed cx, Fixed cy, Fixed w, Fixed h) |
| adds rectangle to path
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GF_Err | gf_path_add_rect (GF_Path *gp, Fixed ox, Fixed oy, Fixed w, Fixed h) |
| adds rectangle to path
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GF_Err | gf_path_add_ellipse (GF_Path *gp, Fixed cx, Fixed cy, Fixed a_axis, Fixed b_axis) |
| adds ellipse to path
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GF_Err | gf_path_add_bezier (GF_Path *gp, GF_Point2D *pts, u32 nb_pts) |
| adds N-bezier curve to path
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GF_Err | gf_path_add_arc_to (GF_Path *gp, Fixed end_x, Fixed end_y, Fixed fa_x, Fixed fa_y, Fixed fb_x, Fixed fb_y, Bool cw) |
| adds arc as described in MPEG-4 BIFS to path
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GF_Err | gf_path_add_svg_arc_to (GF_Path *gp, Fixed end_x, Fixed end_y, Fixed r_x, Fixed r_y, Fixed x_axis_rotation, Bool large_arc_flag, Bool sweep_flag) |
| adds arc as described in SVG to path
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GF_Err | gf_path_add_arc (GF_Path *gp, Fixed radius, Fixed start_angle, Fixed end_angle, u32 close_type) |
| adds arc to path
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GF_Err | gf_path_add_subpath (GF_Path *gp, GF_Path *subpath, Fixed off_x, Fixed off_y) |
| concatenates path
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GF_Err | gf_path_get_control_bounds (GF_Path *gp, GF_Rect *rc) |
| gets path control bounds
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GF_Err | gf_path_get_bounds (GF_Path *gp, GF_Rect *rc) |
| gets path bounds
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void | gf_path_flatten (GF_Path *gp) |
| flattens path
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GF_Path * | gf_path_get_flatten (GF_Path *gp) |
| gets flatten copy of path
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Bool | gf_path_point_over (GF_Path *gp, Fixed x, Fixed y) |
| point over path testing
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Bool | gf_path_is_empty (GF_Path *gp) |
| path init testing
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GF_PathIterator * | gf_path_iterator_new (GF_Path *gp) |
| path iterator constructor
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void | gf_path_iterator_del (GF_PathIterator *it) |
| path iterator destructor
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Fixed | gf_path_iterator_get_length (GF_PathIterator *it) |
| get path length
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Bool | gf_path_iterator_get_transform (GF_PathIterator *it, Fixed offset, Bool follow_tangent, GF_Matrix2D *mat, Bool smooth_edges, Fixed length_after_point) |
| gets transformation matrix at given point on path
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u32 | gf_polygone2d_get_convexity (GF_Point2D *pts, u32 nb_pts) |
GF_Path * | gf_path_get_outline (GF_Path *path, GF_PenSettings pen) |