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Diffstat (limited to 'libart_lgpl/art_vpath.c')
-rw-r--r-- | libart_lgpl/art_vpath.c | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/libart_lgpl/art_vpath.c b/libart_lgpl/art_vpath.c deleted file mode 100644 index 395917915b..0000000000 --- a/libart_lgpl/art_vpath.c +++ /dev/null @@ -1,112 +0,0 @@ -/* Libart_LGPL - library of basic graphic primitives - * Copyright (C) 1998-2000 Raph Levien - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -/* Basic constructors and operations for vector paths */ - -#include "config.h" -#include "art_vpath.h" - -#include <math.h> -#include <stdlib.h> - -#include "art_misc.h" - -#include "art_rect.h" - -/** - * art_vpath_add_point: Add point to vpath. - * @p_vpath: Where the pointer to the #ArtVpath structure is stored. - * @pn_points: Pointer to the number of points in *@p_vpath. - * @pn_points_max: Pointer to the number of points allocated. - * @code: The pathcode for the new point. - * @x: The X coordinate of the new point. - * @y: The Y coordinate of the new point. - * - * Adds a new point to *@p_vpath, reallocating and updating *@p_vpath - * and *@pn_points_max as necessary. *@pn_points is incremented. - * - * This routine always adds the point after all points already in the - * vpath. Thus, it should be called in the order the points are - * desired. - **/ -void -art_vpath_add_point (ArtVpath **p_vpath, gint *pn_points, gint *pn_points_max, - ArtPathcode code, gdouble x, gdouble y) -{ - gint i; - - i = (*pn_points)++; - if (i == *pn_points_max) - art_expand (*p_vpath, ArtVpath, *pn_points_max); - (*p_vpath)[i].code = code; - (*p_vpath)[i].x = x; - (*p_vpath)[i].y = y; -} - -/** - * art_vpath_bbox_drect: Determine bounding box of vpath. - * @vec: Source vpath. - * @drect: Where to store bounding box. - * - * Determines bounding box of @vec, and stores it in @drect. - **/ -void -art_vpath_bbox_drect (const ArtVpath *vec, ArtDRect *drect) -{ - gint i; - gdouble x0, y0, x1, y1; - - if (vec[0].code == ART_END) - { - x0 = y0 = x1 = y1 = 0; - } - else - { - x0 = x1 = vec[0].x; - y0 = y1 = vec[0].y; - for (i = 1; vec[i].code != ART_END; i++) - { - if (vec[i].x < x0) x0 = vec[i].x; - if (vec[i].x > x1) x1 = vec[i].x; - if (vec[i].y < y0) y0 = vec[i].y; - if (vec[i].y > y1) y1 = vec[i].y; - } - } - drect->x0 = x0; - drect->y0 = y0; - drect->x1 = x1; - drect->y1 = y1; -} - -/** - * art_vpath_bbox_irect: Determine integer bounding box of vpath. - * @vec: Source vpath. - * idrect: Where to store bounding box. - * - * Determines integer bounding box of @vec, and stores it in @irect. - **/ -void -art_vpath_bbox_irect (const ArtVpath *vec, ArtIRect *irect) -{ - ArtDRect drect; - - art_vpath_bbox_drect (vec, &drect); - art_drect_to_irect (irect, &drect); -} - |