void
XpValidatePrinterMediaAttrs(XpContextPtr pContext,
const XpOidList* valid_trays,
const XpOidList* valid_sizes)
{
const XpOidMediumSS* msss;
XpOidMediumSS* pool_msss;
XpOidTrayMediumList* tm;
pool_msss = XpGetMediumSSAttr(pContext, XPPrinterAttr,
xpoid_att_medium_source_sizes_supported,
valid_trays, valid_sizes);
if(0 == XpOidMediumSSCount(pool_msss))
msss = XpGetDefaultMediumSS();
else
msss = pool_msss;
XpPutMediumSSAttr(pContext, XPPrinterAttr,
xpoid_att_medium_source_sizes_supported, msss);
tm = XpGetTrayMediumListAttr(pContext, XPPrinterAttr,
xpoid_att_input_trays_medium,
valid_trays, msss);
XpPutTrayMediumListAttr(pContext, XPPrinterAttr,
xpoid_att_input_trays_medium, tm);
XpOidMediumSSDelete(pool_msss);
XpOidTrayMediumListDelete(tm);
}
/*
* XpGetMaxWidthHeightRes returns into the supplied width and height
* unsigned short pointers the dimensions in millimeters of the largest
* supported media for a specific printer. It looks at the
* medium-source-sizes-supported attribute (if it exists) to determine
* the list of possible media, and calls XpGetMediumMillimeters to get the
* dimensions for each medium. If the m-s-s-s attribute is not defined,
* then the dimensions for the na-letter medium is returned.
*
* This function also returns the largest resolution in DPI defined in
* printer-resolutions-supported. If printer-resolutions-supported is not
* specified, the default is obtained from the passed XpValidatePoolsRec.
*
* The passed XpValidatePoolsRec is also used to determine valid values
* when parsing attribute values.
*/
void
XpGetMaxWidthHeightRes(
const char *printer_name,
const XpValidatePoolsRec* vpr,
float *width,
float *height,
int* resolution)
{
const char* value;
const char* attr_str;
XpOidMediumSS* pool_msss;
const XpOidMediumSS* msss;
int i_mss, i_ds;
XpOidMediumDiscreteSizeList* ds_list;
float w, h;
XpOidCardList* pool_resolutions_supported;
const XpOidCardList* resolutions_supported;
int i;
int res;
/*
* get the max medium width and height
*/
attr_str = XpOidString(xpoid_att_medium_source_sizes_supported);
value = XpGetPrinterAttribute(printer_name, attr_str);
pool_msss = XpOidMediumSSNew(value,
vpr->valid_input_trays,
vpr->valid_medium_sizes);
if(0 == XpOidMediumSSCount(pool_msss))
msss = XpGetDefaultMediumSS();
else
msss = pool_msss;
*width = *height = 0;
for(i_mss = 0; i_mss < XpOidMediumSSCount(msss); i_mss++)
{
if(XpOidMediumSS_DISCRETE == (msss->mss)[i_mss].mstag
&&
xpoid_none != (msss->mss)[i_mss].input_tray)
{
ds_list = (msss->mss)[i_mss].ms.discrete;
for(i_ds = 0; i_ds < ds_list->count; i_ds++)
{
if(xpoid_none != (ds_list->list)[i_ds].page_size)
{
XpGetMediumMillimeters((ds_list->list)[i_ds].page_size,
&w, &h);
if(w > *width) *width = w;
if(h > *height) *height = h;
}
}
}
}
XpOidMediumSSDelete(pool_msss);
/*
* get the maximum resolution
*/
attr_str = XpOidString(xpoid_att_printer_resolutions_supported);
value = XpGetPrinterAttribute(printer_name, attr_str);
pool_resolutions_supported =
XpOidCardListNew(value, vpr->valid_printer_resolutions_supported);
if(0 == XpOidCardListCount(pool_resolutions_supported))
resolutions_supported = vpr->default_printer_resolutions_supported;
else
resolutions_supported = pool_resolutions_supported;
*resolution = 0;
for(i = 0; i < XpOidCardListCount(resolutions_supported); i++)
{
res = XpOidCardListGetCard(resolutions_supported, i);
if(res > *resolution) *resolution = res;
}
XpOidCardListDelete(pool_resolutions_supported);
}
/*
* XpGetReproductionArea queries the current pool attribute values in
* order to determine the reproduction area for the currently selected
* medium.
*
* First the current page size (equivalent to current medium) and tray
* (if specified) is retrieved via XpGetPageSize. The value of the
* medium-source-sizes-supported attribute is interrogated until a matching
* entry for the current page size and tray is found. The reproduction
* area defined for the current entry is converted into an XRectangle
* using XRectangleFromXpOidArea and returned to the caller.
*
* Note: This routine assumes the values found in the passed context's
* attributes pools have been validated.
*/
void
XpGetReproductionArea(XpContextPtr pContext,
xRectangle *pRect)
{
XpOid page_size;
XpOid tray;
XpOidMediumSS* msss;
int i_mss, i_ds;
XpOidMediumDiscreteSizeList* ds_list;
XpOidArea* repro;
BOOL done;
int resolution;
XpOid orientation;
/*
* find the appropriate assured reproduction area for the current
* tray and page size in the medium-source-sizes-supported attribute.
*/
msss = XpGetMediumSSAttr(pContext, XPPrinterAttr,
xpoid_att_medium_source_sizes_supported,
(const XpOidList*)NULL,
(const XpOidList*)NULL);
page_size = XpGetPageSize(pContext, &tray, msss);
resolution = XpGetResolution(pContext);
orientation = XpGetContentOrientation(pContext);
memset(pRect, 0, sizeof(xRectangle));
if(xpoid_none == tray)
{
/*
* no tray specified; use 1st matching page size
*/
for(i_mss = 0, done = xFalse;
i_mss < XpOidMediumSSCount(msss) && !done;
i_mss++)
{
if(XpOidMediumSS_DISCRETE == (msss->mss)[i_mss].mstag
&&
xpoid_none != (msss->mss)[i_mss].input_tray)
{
ds_list = (msss->mss)[i_mss].ms.discrete;
for(i_ds = 0; i_ds < ds_list->count; i_ds++)
{
if(page_size == (ds_list->list)[i_ds].page_size)
{
repro =
&(ds_list->list)[i_ds].assured_reproduction_area;
XRectangleFromXpOidArea(pRect, repro,
resolution, orientation);
done = xTrue;
break;
}
}
}
}
}
else
{
/*
* tray && page size specified; find matching entry
*/
for(i_mss = 0, done = xFalse;
i_mss < XpOidMediumSSCount(msss) && !done;
i_mss++)
{
if(XpOidMediumSS_DISCRETE == (msss->mss)[i_mss].mstag
&&
xpoid_none != (msss->mss)[i_mss].input_tray
&&
(tray == (msss->mss)[i_mss].input_tray
||
xpoid_unspecified == (msss->mss)[i_mss].input_tray)
)
{
ds_list = (msss->mss)[i_mss].ms.discrete;
for(i_ds = 0; i_ds < ds_list->count; i_ds++)
{
if(page_size == (ds_list->list)[i_ds].page_size)
{
repro =
&(ds_list->list)[i_ds].assured_reproduction_area;
XRectangleFromXpOidArea(pRect, repro,
resolution, orientation);
if(xpoid_unspecified != (msss->mss)[i_mss].input_tray)
{
/*
* exact match on tray takes precendence over
* unspecified tray entry in m-s-s-s
*/
done = xTrue;
}
break;
}
}
}
}
}
XpOidMediumSSDelete(msss);
}
/*
* XpGetPageSize returns the XpOid of the current page size (medium names
* are page sizes in this implementation) as indicated by the passed
* context.
*
* The relevant input-tray is returned in pTray. This parm must not be
* NULL. If the input-tray is not indicated or irrelevant, xpoid_none
* will be returned.
*
* This function optionally takes a XpOidMediumSS representation of the
* medium-source-sizes-supported attribute in order to avoid parsing the
* string value twice for calling functions that need to parse m-s-s-s
* anyway (e.g. XpGetReproductionArea). If the caller has no other reason
* to parse medium-source-sizes-supported, it is recommended that NULL be
* passed. This function will obtain medium-source-sizes-supported if it
* needs to.
*
* Note: This routine assumes the values found in the passed context's
* attributes pools have been validated.
*/
XpOid
XpGetPageSize(XpContextPtr pContext,
XpOid* pTray,
const XpOidMediumSS* msss)
{
XpOid medium;
/*
* check to see if default-medium is specified
*/
medium = XpGetOidAttr(pContext, XPPageAttr, xpoid_att_default_medium,
(const XpOidList*)NULL);
if(medium == xpoid_none)
{
/*
* default-medium not in page pool; try the document pool
*/
medium = XpGetOidAttr(pContext, XPDocAttr, xpoid_att_default_medium,
(const XpOidList*)NULL);
}
if(medium == xpoid_none)
{
/*
* default-medium not specified; try default-input-tray
*/
*pTray = XpGetOidAttr(pContext, XPPageAttr,
xpoid_att_default_input_tray,
(const XpOidList*)NULL);
if(*pTray == xpoid_none)
{
/*
* default-input-tray not in page pool; try the document pool
*/
*pTray = XpGetOidAttr(pContext, XPDocAttr,
xpoid_att_default_input_tray,
(const XpOidList*)NULL);
}
if(*pTray != xpoid_none)
{
/*
* default-input-tray found; get corresponding medium from
* input-trays-medium
*/
XpOidTrayMediumList* input_trays_medium;
int i;
input_trays_medium =
XpGetTrayMediumListAttr(pContext, XPPrinterAttr,
xpoid_att_input_trays_medium,
(const XpOidList*)NULL,
(const XpOidMediumSS*)NULL);
for(i = 0; i < XpOidTrayMediumListCount(input_trays_medium); i++)
{
if(*pTray == XpOidTrayMediumListTray(input_trays_medium, i))
{
medium = XpOidTrayMediumListMedium(input_trays_medium, i);
break;
}
}
XpOidTrayMediumListDelete(input_trays_medium);
}
}
else
*pTray = xpoid_none;
if(medium == xpoid_none)
{
XpOidMediumSS* local_msss = (XpOidMediumSS*)NULL;
int i_mss, i_ds;
XpOidMediumDiscreteSizeList* ds_list;
/*
* no medium specified; use 1st page size found in
* medium-source-sizes-supported
*/
if((XpOidMediumSS*)NULL == msss)
msss = local_msss =
XpGetMediumSSAttr(pContext, XPPrinterAttr,
xpoid_att_medium_source_sizes_supported,
(const XpOidList*)NULL,
(const XpOidList*)NULL);
for(i_mss = 0;
i_mss < XpOidMediumSSCount(msss) && xpoid_none == medium;
i_mss++)
{
if(XpOidMediumSS_DISCRETE == (msss->mss)[i_mss].mstag
&&
xpoid_none != (msss->mss)[i_mss].input_tray)
{
ds_list = (msss->mss)[i_mss].ms.discrete;
for(i_ds = 0; i_ds < ds_list->count; i_ds++)
{
if(xpoid_none != (ds_list->list)[i_ds].page_size)
{
medium = (ds_list->list)[i_ds].page_size;
break;
}
}
}
}
XpOidMediumSSDelete(local_msss);
}
return medium;
}