]>
git.ipfire.org Git - thirdparty/cups.git/blob - cups/page.c
4 * Page size functions for CUPS.
6 * Copyright 2007-2012 by Apple Inc.
7 * Copyright 1997-2007 by Easy Software Products, all rights reserved.
9 * These coded instructions, statements, and computer programs are the
10 * property of Apple Inc. and are protected by Federal copyright
11 * law. Distribution and use rights are outlined in the file "LICENSE.txt"
12 * which should have been included with this file. If this file is
13 * file is missing or damaged, see the license at "http://www.cups.org/".
15 * PostScript is a trademark of Adobe Systems, Inc.
17 * This file is subject to the Apple OS-Developed Software exception.
21 * ppdPageSize() - Get the page size record for the given size.
22 * ppdPageSizeLimits() - Return the custom page size limits.
23 * ppdPageWidth() - Get the page width for the given size.
24 * ppdPageLength() - Get the page length for the given size.
28 * Include necessary headers...
31 #include "string-private.h"
32 #include "debug-private.h"
37 * 'ppdPageSize()' - Get the page size record for the named size.
40 ppd_size_t
* /* O - Size record for page or NULL */
41 ppdPageSize(ppd_file_t
*ppd
, /* I - PPD file record */
42 const char *name
) /* I - Size name */
44 int i
; /* Looping var */
45 ppd_size_t
*size
; /* Current page size */
46 double w
, l
; /* Width and length of page */
47 char *nameptr
; /* Pointer into name */
48 struct lconv
*loc
; /* Locale data */
49 ppd_coption_t
*coption
; /* Custom option for page size */
50 ppd_cparam_t
*cparam
; /* Custom option parameter */
53 DEBUG_printf(("2ppdPageSize(ppd=%p, name=\"%s\")", ppd
, name
));
57 DEBUG_puts("3ppdPageSize: Bad PPD pointer, returning NULL...");
63 if (!strncmp(name
, "Custom.", 7) && ppd
->variable_sizes
)
66 * Find the custom page size...
69 for (i
= ppd
->num_sizes
, size
= ppd
->sizes
; i
> 0; i
--, size
++)
70 if (!strcmp("Custom", size
->name
))
75 DEBUG_puts("3ppdPageSize: No custom sizes, returning NULL...");
80 * Variable size; size name can be one of the following:
82 * Custom.WIDTHxLENGTHin - Size in inches
83 * Custom.WIDTHxLENGTHft - Size in feet
84 * Custom.WIDTHxLENGTHcm - Size in centimeters
85 * Custom.WIDTHxLENGTHmm - Size in millimeters
86 * Custom.WIDTHxLENGTHm - Size in meters
87 * Custom.WIDTHxLENGTH[pt] - Size in points
91 w
= _cupsStrScand(name
+ 7, &nameptr
, loc
);
92 if (!nameptr
|| *nameptr
!= 'x')
95 l
= _cupsStrScand(nameptr
+ 1, &nameptr
, loc
);
99 if (!_cups_strcasecmp(nameptr
, "in"))
104 else if (!_cups_strcasecmp(nameptr
, "ft"))
109 else if (!_cups_strcasecmp(nameptr
, "mm"))
114 else if (!_cups_strcasecmp(nameptr
, "cm"))
119 else if (!_cups_strcasecmp(nameptr
, "m"))
125 size
->width
= (float)w
;
126 size
->length
= (float)l
;
127 size
->left
= ppd
->custom_margins
[0];
128 size
->bottom
= ppd
->custom_margins
[1];
129 size
->right
= (float)(w
- ppd
->custom_margins
[2]);
130 size
->top
= (float)(l
- ppd
->custom_margins
[3]);
133 * Update the custom option records for the page size, too...
136 if ((coption
= ppdFindCustomOption(ppd
, "PageSize")) != NULL
)
138 if ((cparam
= ppdFindCustomParam(coption
, "Width")) != NULL
)
139 cparam
->current
.custom_points
= (float)w
;
141 if ((cparam
= ppdFindCustomParam(coption
, "Height")) != NULL
)
142 cparam
->current
.custom_points
= (float)l
;
146 * Return the page size...
149 DEBUG_printf(("3ppdPageSize: Returning %p (\"%s\", %gx%g)", size
,
150 size
->name
, size
->width
, size
->length
));
160 for (i
= ppd
->num_sizes
, size
= ppd
->sizes
; i
> 0; i
--, size
++)
161 if (!_cups_strcasecmp(name
, size
->name
))
163 DEBUG_printf(("3ppdPageSize: Returning %p (\"%s\", %gx%g)", size
,
164 size
->name
, size
->width
, size
->length
));
176 for (i
= ppd
->num_sizes
, size
= ppd
->sizes
; i
> 0; i
--, size
++)
179 DEBUG_printf(("3ppdPageSize: Returning %p (\"%s\", %gx%g)", size
,
180 size
->name
, size
->width
, size
->length
));
186 DEBUG_puts("3ppdPageSize: Size not found, returning NULL");
193 * 'ppdPageSizeLimits()' - Return the custom page size limits.
195 * This function returns the minimum and maximum custom page sizes and printable
196 * areas based on the currently-marked (selected) options.
198 * If the specified PPD file does not support custom page sizes, both
199 * "minimum" and "maximum" are filled with zeroes.
201 * @since CUPS 1.4/OS X 10.6@
204 int /* O - 1 if custom sizes are supported, 0 otherwise */
205 ppdPageSizeLimits(ppd_file_t
*ppd
, /* I - PPD file record */
206 ppd_size_t
*minimum
, /* O - Minimum custom size */
207 ppd_size_t
*maximum
) /* O - Maximum custom size */
209 ppd_choice_t
*qualifier2
, /* Second media qualifier */
210 *qualifier3
; /* Third media qualifier */
211 ppd_attr_t
*attr
; /* Attribute */
212 float width
, /* Min/max width */
213 length
; /* Min/max length */
214 char spec
[PPD_MAX_NAME
]; /* Selector for min/max */
218 * Range check input...
221 if (!ppd
|| !ppd
->variable_sizes
|| !minimum
|| !maximum
)
224 memset(minimum
, 0, sizeof(ppd_size_t
));
227 memset(maximum
, 0, sizeof(ppd_size_t
));
233 * See if we have the cupsMediaQualifier2 and cupsMediaQualifier3 attributes...
236 cupsArraySave(ppd
->sorted_attrs
);
238 if ((attr
= ppdFindAttr(ppd
, "cupsMediaQualifier2", NULL
)) != NULL
&&
240 qualifier2
= ppdFindMarkedChoice(ppd
, attr
->value
);
244 if ((attr
= ppdFindAttr(ppd
, "cupsMediaQualifier3", NULL
)) != NULL
&&
246 qualifier3
= ppdFindMarkedChoice(ppd
, attr
->value
);
251 * Figure out the current minimum width and length...
254 width
= ppd
->custom_min
[0];
255 length
= ppd
->custom_min
[1];
260 * Try getting cupsMinSize...
265 snprintf(spec
, sizeof(spec
), ".%s.%s", qualifier2
->choice
,
267 attr
= ppdFindAttr(ppd
, "cupsMinSize", spec
);
274 snprintf(spec
, sizeof(spec
), ".%s.", qualifier2
->choice
);
275 attr
= ppdFindAttr(ppd
, "cupsMinSize", spec
);
278 if (!attr
&& qualifier3
)
280 snprintf(spec
, sizeof(spec
), "..%s", qualifier3
->choice
);
281 attr
= ppdFindAttr(ppd
, "cupsMinSize", spec
);
284 if ((attr
&& attr
->value
&&
285 sscanf(attr
->value
, "%f%f", &width
, &length
) != 2) || !attr
)
287 width
= ppd
->custom_min
[0];
288 length
= ppd
->custom_min
[1];
292 minimum
->width
= width
;
293 minimum
->length
= length
;
294 minimum
->left
= ppd
->custom_margins
[0];
295 minimum
->bottom
= ppd
->custom_margins
[1];
296 minimum
->right
= width
- ppd
->custom_margins
[2];
297 minimum
->top
= length
- ppd
->custom_margins
[3];
300 * Figure out the current maximum width and length...
303 width
= ppd
->custom_max
[0];
304 length
= ppd
->custom_max
[1];
309 * Try getting cupsMaxSize...
314 snprintf(spec
, sizeof(spec
), ".%s.%s", qualifier2
->choice
,
316 attr
= ppdFindAttr(ppd
, "cupsMaxSize", spec
);
323 snprintf(spec
, sizeof(spec
), ".%s.", qualifier2
->choice
);
324 attr
= ppdFindAttr(ppd
, "cupsMaxSize", spec
);
327 if (!attr
&& qualifier3
)
329 snprintf(spec
, sizeof(spec
), "..%s", qualifier3
->choice
);
330 attr
= ppdFindAttr(ppd
, "cupsMaxSize", spec
);
334 (attr
->value
&& sscanf(attr
->value
, "%f%f", &width
, &length
) != 2))
336 width
= ppd
->custom_max
[0];
337 length
= ppd
->custom_max
[1];
341 maximum
->width
= width
;
342 maximum
->length
= length
;
343 maximum
->left
= ppd
->custom_margins
[0];
344 maximum
->bottom
= ppd
->custom_margins
[1];
345 maximum
->right
= width
- ppd
->custom_margins
[2];
346 maximum
->top
= length
- ppd
->custom_margins
[3];
349 * Return the min and max...
352 cupsArrayRestore(ppd
->sorted_attrs
);
359 * 'ppdPageWidth()' - Get the page width for the given size.
362 float /* O - Width of page in points or 0.0 */
363 ppdPageWidth(ppd_file_t
*ppd
, /* I - PPD file record */
364 const char *name
) /* I - Size name */
366 ppd_size_t
*size
; /* Page size */
369 if ((size
= ppdPageSize(ppd
, name
)) == NULL
)
372 return (size
->width
);
377 * 'ppdPageLength()' - Get the page length for the given size.
380 float /* O - Length of page in points or 0.0 */
381 ppdPageLength(ppd_file_t
*ppd
, /* I - PPD file */
382 const char *name
) /* I - Size name */
384 ppd_size_t
*size
; /* Page size */
387 if ((size
= ppdPageSize(ppd
, name
)) == NULL
)
390 return (size
->length
);