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Diffstat (limited to 'src/bltGrMarkerLine.h')
-rw-r--r-- | src/bltGrMarkerLine.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/bltGrMarkerLine.h b/src/bltGrMarkerLine.h new file mode 100644 index 0000000..c2b4bf3 --- /dev/null +++ b/src/bltGrMarkerLine.h @@ -0,0 +1,96 @@ +/* + * Smithsonian Astrophysical Observatory, Cambridge, MA, USA + * This code has been modified under the terms listed below and is made + * available under the same terms. + */ + +/* + * Copyright 1993-2004 George A Howlett. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _BLT_GR_MARKER_LINE_H +#define _BLT_GR_MARKER_LINE_H + +#include "bltGrMarker.h" + +typedef struct { + GraphObj obj; /* Must be first field in marker. */ + + MarkerClass *classPtr; + + Tcl_HashEntry *hashPtr; + + Blt_ChainLink link; + + const char* elemName; /* Element associated with marker. Let's + * you link a marker to an element. The + * marker is drawn only if the element + * is also visible. */ + Axis2d axes; + + Point2d *worldPts; /* Coordinate array to position + * marker. */ + + int nWorldPts; /* Number of points in above array */ + + int drawUnder; /* If non-zero, draw the marker + * underneath any elements. This can be + * a performance penalty because the + * graph must be redraw entirely each + * time the marker is redrawn. */ + + int clipped; /* Indicates if the marker is totally + * clipped by the plotting area. */ + + int hide; + unsigned int flags; + + + int xOffset, yOffset; /* Pixel offset from graph position */ + + int state; + + XColor* fillColor; + XColor* outlineColor; /* Foreground and background colors */ + + int lineWidth; /* Line width. */ + int capStyle; /* Cap style. */ + int joinStyle; /* Join style.*/ + Blt_Dashes dashes; /* Dash list values (max 11) */ + + GC gc; /* Private graphic context */ + + Segment2d *segments; /* Malloc'ed array of points. + * Represents individual line segments + * (2 points per segment) comprising the + * mapped line. The segments may not + * necessarily be connected after + * clipping. */ + int nSegments; /* # segments in the above array. */ + int xor; + int xorState; /* State of the XOR drawing. Indicates + * if the marker is currently drawn. */ +} LineMarker; + +extern MarkerCreateProc Blt_CreateLineProc; + +#endif |