104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
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#ifndef GNOME_CANVAS_SHAPE_PRIVATE_H
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#define GNOME_CANVAS_SHAPE_PRIVATE_H
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/* Bpath item type for GnomeCanvas widget
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*
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* GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget. Tk is
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* copyrighted by the Regents of the University of California, Sun Microsystems, and other parties.
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*
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* Copyright (C) 1998,1999 The Free Software Foundation
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*
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* Authors: Federico Mena <federico@nuclecu.unam.mx>
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* Raph Levien <raph@acm.org>
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* Lauris Kaplinski <lauris@ariman.ee>
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*/
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#include <gdk/gdk.h>
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#include <libart_lgpl/art_vpath.h>
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#include <libart_lgpl/art_svp.h>
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#include <libart_lgpl/art_vpath_dash.h>
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#include <libart_lgpl/art_svp_wind.h>
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#include <libgnomecanvas/gnome-canvas.h>
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#include <libgnomecanvas/gnome-canvas-path-def.h>
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G_BEGIN_DECLS
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typedef struct _GnomeCanvasShapePrivGdk GnomeCanvasShapePrivGdk;
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typedef struct _GCBPDrawCtx GCBPDrawCtx;
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/* Per canvas private structure, holding necessary data for rendering
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* temporary masks, which are needed for drawing multipart bpaths.
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* As canvas cannot multithread, we can be sure, that masks are used
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* serially, also one set of masks per canvas is sufficent to guarantee,
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* that masks are created on needed X server. Masks grow as needed.
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* Full structure is refcounted in Bpath implementation
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*/
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struct _GCBPDrawCtx {
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gint refcount;
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GnomeCanvas * canvas;
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gint width;
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gint height;
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GdkBitmap * mask;
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GdkBitmap * clip;
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GdkGC * clear_gc;
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GdkGC * xor_gc;
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};
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/* Per Bpath private structure, holding Gdk specific data */
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struct _GnomeCanvasShapePrivGdk {
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gulong fill_pixel; /* Color for fill */
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gulong outline_pixel; /* Color for outline */
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GdkBitmap *fill_stipple; /* Stipple for fill */
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GdkBitmap *outline_stipple; /* Stipple for outline */
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GdkGC * fill_gc; /* GC for filling */
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GdkGC * outline_gc; /* GC for outline */
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gint len_points; /* Size of allocated points array */
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gint num_points; /* Gdk points in canvas coords */
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GdkPoint * points; /* Ivariant: closed paths are before open ones */
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GSList * closed_paths; /* List of lengths */
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GSList * open_paths; /* List of lengths */
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GCBPDrawCtx * ctx; /* Pointer to per-canvas drawing context */
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};
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struct _GnomeCanvasShapePriv {
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GnomeCanvasPathDef * path; /* Our bezier path representation */
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gdouble scale; /* CTM scaling (for pen) */
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guint fill_set : 1; /* Is fill color set? */
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guint outline_set : 1; /* Is outline color set? */
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guint width_pixels : 1; /* Is outline width specified in pixels or units? */
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double width; /* Width of outline, in user coords */
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guint32 fill_rgba; /* Fill color, RGBA */
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guint32 outline_rgba; /* Outline color, RGBA */
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GdkCapStyle cap; /* Cap style for line */
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GdkJoinStyle join; /* Join style for line */
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ArtWindRule wind; /* Winding rule */
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double miterlimit; /* Miter limit */
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ArtVpathDash dash; /* Dashing pattern */
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ArtSVP * fill_svp; /* The SVP for the filled shape */
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ArtSVP * outline_svp; /* The SVP for the outline shape */
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GnomeCanvasShapePrivGdk * gdk; /* Gdk specific things */
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};
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G_END_DECLS
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#endif
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