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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2015-02-02 15:02:49 +0100
commitb16b9e4656e7199c2aec74a4c8ebc7a875d3ba73 (patch)
tree4361edef0d42d5bf5ac984ef72b4fac35426eae7 /nx-X11/include/DPS/dpsXpreview.h
parent0d5a83e986f39982c0924652a3662e60b1f23162 (diff)
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-/*
- * dosXpreview.h
- *
- * (c) Copyright 1990-1994 Adobe Systems Incorporated.
- * All rights reserved.
- *
- * Permission to use, copy, modify, distribute, and sublicense this software
- * and its documentation for any purpose and without fee is hereby granted,
- * provided that the above copyright notices appear in all copies and that
- * both those copyright notices and this permission notice appear in
- * supporting documentation and that the name of Adobe Systems Incorporated
- * not be used in advertising or publicity pertaining to distribution of the
- * software without specific, written prior permission. No trademark license
- * to use the Adobe trademarks is hereby granted. If the Adobe trademark
- * "Display PostScript"(tm) is used to describe this software, its
- * functionality or for any other purpose, such use shall be limited to a
- * statement that this software works in conjunction with the Display
- * PostScript system. Proper trademark attribution to reflect Adobe's
- * ownership of the trademark shall be given whenever any such reference to
- * the Display PostScript system is made.
- *
- * ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
- * ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
- * ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
- * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON- INFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL ADOBE BE LIABLE
- * TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL
- * DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ADOBE WILL NOT
- * PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE.
- *
- * Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems
- * Incorporated which may be registered in certain jurisdictions
- *
- * Author: Adobe Systems Incorporated
- */
-/* $XFree86$ */
-
-#ifndef DPS_X_PREVIEW_H
-#define DPS_X_PREVIEW_H
-
-#include <DPS/dpsXcommon.h>
-
-typedef struct {
- long startPos;
- int nestingLevel;
- unsigned long binaryCount;
- Bool continuedLine;
-} XDPSPosition;
-
-#if defined(__cplusplus) || defined(c_plusplus)
-extern "C" {
-#endif
-
-/* The rewind function should set the file pointer to the beginning of an
- area of interest.
-*/
-
-typedef void (*XDPSRewindFunction)(FILE *f,
- DPSPointer clientData);
-
-/* The gets function should duplicate the behavior of the fgets function,
- but it may return NULL to indicate that the area of interest is over
- even if the end of file is not yet reached.
-*/
-
-typedef char *(*XDPSGetsFunction)(char *buf,
- int n,
- FILE *f,
- DPSPointer clientData);
-
-/* XDPSSetFileFunctions defines the functions XDPSCreatePixmapForEPSF and
- XDPSImageFileIntoDrawable will use to reset the file to its beginning
- and to read the next line of the file.
-*/
-
-extern int XDPSSetFileFunctions(XDPSRewindFunction rewindFunction,
- DPSPointer rewindClientData,
- XDPSGetsFunction getsFunction,
- DPSPointer getsClientData);
-
-/* The following two functions expect NULL as client data and are appropriate
- for dealing with a separate EPSF file. They are the default rewind and
- gets functions, and may be used to reset the functions after changing them.
-*/
-
-extern void XDPSFileRewindFunc(FILE *f,
- DPSPointer data);
-
-extern char *XDPSFileGetsFunc(char *buf,
- int n,
- FILE *f,
- DPSPointer data);
-
-/* The following two functions expect the address of an XDPSPosition
- structure as client data and are appropriate for dealing with an ESPF
- file embedded in another file. The 2.0 document structuring conventions
- %%BeginDocument and %%EndDocument are used to detect the end of the
- included file and to identify any embedded files. The startPos
- in the XDPSPosition structure should be the first character of the
- embedded file (as found by, for example, ftell). It must *not* include
- the initial %%BeginDocument comment for this document. The nestingLevel,
- continuedLine, and binaryCount fields are used internally by the functions
- and should not be modified. After calling XDPSImageFileIntoDrawable,
- startPos will be modified to be the first character after the complete
- EPSF file, or -1 if the EPSF ended with end-of-file.
-*/
-
-extern void XDPSEmbeddedEPSFRewindFunc(FILE *f,
- DPSPointer data);
-
-extern char *XDPSEmbeddedGetsFunc(char *buf, int n, FILE *f, DPSPointer data);
-
-extern char *XDPSEmbeddedEPSFGetsFunc(char *buf,
- int n,
- FILE *f,
- DPSPointer data);
-
-/* XDPSCreatePixmapForEPSF creates a pixmap for use on the specified screen.
- The size of the pixmap is determined by reading the %%BoundingBox comment
- in the file, scaled by the pixelsPerPoint value. The size of the
- pixmap is returned in pixelSize (x and y will be zero) and the bounding
- box (in points) is returned in bbox. The context parameter may be NULL,
- in which case the shared context for the display will be used. If a real
- context is passed, it must be registered with XDPSRegisterContext.
-*/
-
-extern int XDPSCreatePixmapForEPSF(DPSContext context,
- Screen *screen,
- FILE *epsf,
- int depth,
- double pixelsPerPoint,
- Pixmap *p,
- XRectangle *pixelSize,
- XRectangle *bbox);
-
-/* XDPSPixelsPerPoint returns the number of pixels in one point on the given
- screen. Note that if the server lies about the resolution of the screen
- (as it often does) the lie will be repeated here. */
-
-extern double XDPSPixelsPerPoint(Screen *screen);
-
-/* XDPSImageFileIntoDrawable images a PostScript file into a drawable.
- The imaging will be offset by the xOffset and yOffset values, these
- must be in points. If the clear parameter is True, the area defined
- by the bbox will be cleared to white before imaging. If createMask is
- True, the drawable must be 1 bit deep and it will end up containing a
- 1 bit everywhere that the PostScript file images, if clear is also True
- any untouched bits will be 0. If the drawable is a pixmap, the result
- is suitable for use as a mask in X drawing call. The context parameter
- may be NULL, in which case the shared context for the display will
- be used. If a real context is passed, it must be registered with
- XDPSRegisterContext.
-
- If waitForCompletion is True, XDPSImageFileIntoDrawable
- will wait for the imaging to be finished before returning. If
- waitForCompletion parameter is False, XDPSImageFileIntoDrawable will wait
- for a time as specified by the XDPSSetImagingTimeout before returning
- dps_status_imaging_incomplete. The caller checks for the completion of
- the imaging by calling XDPSCheckImagingResults periodically.
-
- Partial imaging may be stopped by destroying the context with
- XDPSDestroySharedContext or both DPSDestroyContext and
- XDPSUnregisterContext. Doing anything with a context between the time
- XDPSImageFileIntoDrawable returns dps_status_imaging_incomplete and the
- time XDPSCheckImagingResults returns other than
- dps_status_imaging_incomplete will yield incorrect imaging
- results and leave the context in an undefined state, don't do it.
-
- If the display does not support the DPS extension, the image area as
- determined by the bbox parameter will be filled with a 50% gray stipple
- pattern, or set to solid 1's if createMask is True.
-
- The context parameter may be NULL, in which case the shared context
- for the display will be used. If a real context is passed, it must
- be registered with XDPSRegisterContext.
-*/
-
-extern int XDPSImageFileIntoDrawable(DPSContext context,
- Screen *screen,
- Drawable dest,
- FILE *file,
- int drawableHeight,
- int drawableDepth,
- XRectangle *bbox,
- int xOffset,
- int yOffset,
- double pixelsPerPoint,
- Bool clear,
- Bool createMask,
- Bool waitForCompletion,
- Bool *doneFlag);
-
-/* XDPSCheckImagingResults checks the status of the imaging on the context.
- If the imaging is not done, it returns dps_status_imaging_incomplete, if
- it is done, it returns dps_status_success or dps_status_postscript_error,
- if the context is not currently involved in imaging it returns
- dps_status_illegal_value.
-
- The context parameter may be NULL, in which case the shared context
- for the display will be used. If a real context is passed, it must
- be registered with XDPSRegisterContext.
-*/
-
-extern int XDPSCheckImagingResults(DPSContext context,
- Screen *screen);
-
-/* XDPSSetImagingTimeout determines how long XDPSImageFileIntoDrawable will
- wait before returning after an incomplete imaging, in milliseconds.
- XDPSImageFileIntoDrawable will start by waiting the timeout and will
- repeatedly double the wait until the imaging is complete or until
- maxDoublings have occurred. */
-
-extern void XDPSSetImagingTimeout(int timeout,
- int maxDoublings);
-
-#if defined(__cplusplus) || defined(c_plusplus)
-}
-#endif
-
-#endif /* DPS_X_PREVIEW_H */