101 lines
4.0 KiB
C
101 lines
4.0 KiB
C
/*
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* $XConsortium: PannerP.h,v 1.18 90/04/11 17:05:11 jim Exp $
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*
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* Copyright 1989 Massachusetts Institute of Technology
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of M.I.T. not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. M.I.T. makes no representations about the
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* suitability of this software for any purpose. It is provided "as is"
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* without express or implied warranty.
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*
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* M.I.T. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL M.I.T.
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* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: Jim Fulton, MIT X Consortium
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*/
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#ifndef _XawPannerP_h
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#define _XawPannerP_h
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#include <X11/Xaw/Panner.h>
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#include <X11/Xaw/SimpleP.h> /* parent */
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typedef struct { /* new fields in widget class */
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int dummy;
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} PannerClassPart;
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typedef struct _PannerClassRec { /* Panner widget class */
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CoreClassPart core_class;
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SimpleClassPart simple_class;
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PannerClassPart panner_class;
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} PannerClassRec;
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typedef struct { /* new fields in widget */
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/* resources... */
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XtCallbackList report_callbacks; /* callback/Callback */
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Boolean allow_off; /* allowOff/AllowOff */
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Boolean resize_to_pref; /* resizeToPreferred/Boolean */
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Pixel foreground; /* foreground/Foreground */
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Pixel shadow_color; /* shadowColor/ShadowColor */
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Dimension shadow_thickness; /* shadowThickness/ShadowThickness */
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Dimension default_scale; /* defaultScale/DefaultScale */
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Dimension line_width; /* lineWidth/LineWidth */
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Dimension canvas_width; /* canvasWidth/CanvasWidth */
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Dimension canvas_height; /* canvasHeight/CanvasHeight */
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Position slider_x; /* sliderX/SliderX */
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Position slider_y; /* sliderY/SliderY */
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Dimension slider_width; /* sliderWidth/SliderWidth */
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Dimension slider_height; /* sliderHeight/SliderHeight */
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Dimension internal_border; /* internalBorderWidth/BorderWidth */
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String stipple_name; /* backgroundStipple/BackgroundStipple */
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/* private data... */
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GC slider_gc; /* background of slider */
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GC shadow_gc; /* edge of slider and shadow */
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GC xor_gc; /* for doing XOR tmp graphics */
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double haspect, vaspect; /* aspect ratio of core to canvas */
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Boolean rubber_band; /* true = rubber band, false = move */
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struct {
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Boolean doing; /* tmp graphics in progress */
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Boolean showing; /* true if tmp graphics displayed */
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Position startx, starty; /* initial position of slider */
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Position dx, dy; /* offset loc for tmp graphics */
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Position x, y; /* location for tmp graphics */
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} tmp;
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Position knob_x, knob_y; /* real upper left of knob in canvas */
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Dimension knob_width, knob_height; /* real size of knob in canvas */
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Boolean shadow_valid; /* true if rects are valid */
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XRectangle shadow_rects[2]; /* location of shadows */
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Position last_x, last_y; /* previous location of knob */
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} PannerPart;
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typedef struct _PannerRec {
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CorePart core;
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SimplePart simple;
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PannerPart panner;
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} PannerRec;
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#define PANNER_HSCALE(pw,val) ((pw)->panner.haspect * ((double) (val)))
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#define PANNER_VSCALE(pw,val) ((pw)->panner.vaspect * ((double) (val)))
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#define PANNER_DSCALE(pw,val) (Dimension) \
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((((unsigned long) (val)) * (unsigned long) pw->panner.default_scale) / 100L)
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#define PANNER_DEFAULT_SCALE 8 /* percent */
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#define PANNER_OUTOFRANGE -30000
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/*
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* external declarations
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*/
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extern PannerClassRec pannerClassRec;
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#endif /* _XawPannerP_h */
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