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/* $Xorg: BitmapP.h,v 1.4 2001/02/09 02:05:28 xorgcvs Exp $ */
/*
Copyright 1989, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
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 OPEN GROUP 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.
Except as contained in this notice, the name of The Open Group shall
not be used in advertising or otherwise to promote the sale, use or
other dealings in this Software without prior written authorization
from The Open Group.
*/
/* $XFree86$ */
/*
* Author: Davor Matic, MIT X Consortium
*/
#ifndef _BitmapP_h
#define _BitmapP_h
#define bit int
#include "Bitmap.h"
#include "Requests.h"
#include <X11/Xaw/SimpleP.h>
typedef struct {
Atom *targets;
Cardinal num_targets;
BWRequestRec *requests;
Cardinal num_requests;
BWRequestRec *request[100];
} BitmapClassPart;
/* Full class record declaration */
typedef struct _BitmapClassRec {
CoreClassPart core_class;
SimpleClassPart simple_class;
BitmapClassPart bitmap_class;
} BitmapClassRec;
extern BitmapClassRec bitmapClassRec;
typedef void (*EngageProc)(Widget, BWStatus *, XtPointer, int *);
typedef void (*TerminateProc)( Widget, BWStatus *, XtPointer);
typedef void (*RemoveProc)(Widget w, BWStatus *, XtPointer);
/**********/
struct _BWRequestRec {
char *name;
int status_size;
EngageProc engage;
XtPointer engage_client_data;
TerminateProc terminate;
XtPointer terminate_client_data;
RemoveProc remove;
XtPointer remove_client_data;
} ;
typedef struct {
Position from_x, from_y,
to_x, to_y;
} BWArea;
typedef struct {
BWRequestRec *request;
XtPointer status;
Boolean trap;
XtPointer call_data;
} BWRequestStack;
typedef struct {
XImage *image, *buffer;
XPoint hot;
Position at_x, at_y;
Boolean fold;
Boolean grid;
Boolean changed;
} BWZoom;
typedef struct {
Boolean own;
Boolean limbo;
} BWSelection;
/* New fields for the Bitmap widget record */
typedef struct {
/* resources */
Pixel foreground_pixel;
Pixel highlight_pixel;
Pixel frame_pixel;
Pixmap stipple;
Boolean stippled;
Boolean proportional;
Boolean grid;
Dimension grid_tolerance;
Pixmap dashes;
Boolean dashed;
Boolean axes;
Boolean resize;
Dimension margin, squareW, squareH, width, height;
XPoint hot;
int button_function[5];
String filename, basename;
/* private state */
String size;
Position horizOffset, vertOffset;
XtActionProc notify;
BWRequestStack *request_stack;
Cardinal cardinal, current;
/*Boolean trapping;*/
XImage *image, *buffer, *storage;
XPoint buffer_hot;
BWArea mark, buffer_mark;
GC drawing_gc;
GC highlighting_gc;
GC frame_gc;
GC axes_gc;
Boolean changed;
Boolean fold;
Boolean zooming;
BWZoom zoom;
XtPointer *value;
char status[80];
BWSelection selection;
Boolean stipple_change_expose_event;
} BitmapPart;
/* Full instance record declaration */
typedef struct _BitmapRec {
CorePart core;
SimplePart simple;
BitmapPart bitmap;
} BitmapRec;
/* Private functions */
#define Length(width, height)\
(((int)(width) + 7) / 8 * (height))
#define InBitmapX(BW, x)\
(Position)(min((Position)((Dimension)(max(BW->bitmap.horizOffset,x) -\
BW->bitmap.horizOffset) /\
BW->bitmap.squareW), BW->bitmap.width - 1))
#define InBitmapY(BW, y)\
(Position)(min((Position)((Dimension)(max(BW->bitmap.vertOffset, y) -\
BW->bitmap.vertOffset) /\
BW->bitmap.squareH), BW->bitmap.height - 1))
#define InWindowX(BW, x)\
(Position) (BW->bitmap.horizOffset + ((x) * BW->bitmap.squareW))
#define InWindowY(BW, y)\
(Position) (BW->bitmap.vertOffset + ((y) * BW->bitmap.squareH))
#define GetPixmap(BW, image)\
XCreateBitmapFromData(XtDisplay(BW), XtWindow(BW),\
image->data, image->width, image->height)
#define QuerySet(x, y) (((x) != NotSet) && ((y) != NotSet))
#define bit int
#define QueryZero(x, y) (((x) == 0) || ((y) == 0))
#define Swap(x, y) {Position t; t = x; x = y; y = t;}
#define QuerySwap(x, y) if(x > y) Swap(x, y)
#define QueryInBitmap(BW, x, y)\
(((x) >= 0) && ((x) < BW->bitmap.image->width) &&\
((y) >= 0) && ((y) < BW->bitmap.image->height))
#define Value(BW, button) (BW->bitmap.button_function[button - 1])
#define CreateCleanData(length) XtCalloc(length, sizeof(char))
XImage *CreateBitmapImage(BitmapWidget BW, char *data, Dimension width, Dimension height);
void DestroyBitmapImage(XImage **image);
void TransferImageData(XImage *source, XImage *destination);
void CopyImageData(XImage *source, XImage *destination,
Position from_x, Position from_y,
Position to_x, Position to_y,
Position at_x, Position at_y);
XImage *GetImage(BitmapWidget BW, Pixmap pixmap);
XImage *ConvertToBitmapImage(BitmapWidget BW, XImage *image);
XImage *ScaleBitmapImage(BitmapWidget BW, XImage *src,
double scale_x, double scale_y);
#endif /* _BitmapP_h */
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