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wineps: Add a helper function for paper size conversions.

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This commit is contained in:
Alexandre Julliard 2011-04-28 20:59:27 +02:00
parent e594268421
commit ca3b820227
1 changed files with 17 additions and 20 deletions
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37
dlls/wineps.drv/driver.c
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@ -39,6 +39,11 @@
WINE_DEFAULT_DEBUG_CHANNEL(psdrv);
/* convert points to paper size units (10th of a millimeter) */
static inline int paper_size_from_points( float size )
{
return size * 254 / 72;
}
/************************************************************************
*
@ -72,10 +77,8 @@ void PSDRV_MergeDevmodes(PSDRV_DEVMODEA *dm1, PSDRV_DEVMODEA *dm2,
}
if(&page->entry != &pi->ppd->PageSizes ) {
dm1->dmPublic.u1.s1.dmPaperSize = dm2->dmPublic.u1.s1.dmPaperSize;
dm1->dmPublic.u1.s1.dmPaperWidth = page->PaperDimension->x *
254.0 / 72.0;
dm1->dmPublic.u1.s1.dmPaperLength = page->PaperDimension->y *
254.0 / 72.0;
dm1->dmPublic.u1.s1.dmPaperWidth = paper_size_from_points( page->PaperDimension->x );
dm1->dmPublic.u1.s1.dmPaperLength = paper_size_from_points( page->PaperDimension->y );
dm1->dmPublic.dmFields &= ~(DM_PAPERLENGTH | DM_PAPERWIDTH);
dm1->dmPublic.dmFields |= DM_PAPERSIZE;
TRACE("Changing page to %s %d x %d\n", page->FullName,
@ -458,8 +461,8 @@ DWORD CDECL PSDRV_DeviceCapabilities(LPSTR lpszDriver, LPCSTR lpszDevice, LPCSTR
TRACE("DC_PAPERSIZE: %f x %f\n", ps->PaperDimension->x, ps->PaperDimension->y);
i++;
if(lpszOutput != NULL) {
pt->x = ps->PaperDimension->x * 254.0 / 72.0;
pt->y = ps->PaperDimension->y * 254.0 / 72.0;
pt->x = paper_size_from_points( ps->PaperDimension->x );
pt->y = paper_size_from_points( ps->PaperDimension->y );
pt++;
}
}
@ -564,33 +567,27 @@ DWORD CDECL PSDRV_DeviceCapabilities(LPSTR lpszDriver, LPCSTR lpszDevice, LPCSTR
case DC_MAXEXTENT:
{
PAGESIZE *ps;
POINT ptMax;
ptMax.x = ptMax.y = 0;
float x = 0, y = 0;
LIST_FOR_EACH_ENTRY(ps, &pi->ppd->PageSizes, PAGESIZE, entry)
{
if(ps->PaperDimension->x > ptMax.x)
ptMax.x = ps->PaperDimension->x;
if(ps->PaperDimension->y > ptMax.y)
ptMax.y = ps->PaperDimension->y;
if (ps->PaperDimension->x > x) x = ps->PaperDimension->x;
if (ps->PaperDimension->y > y) y = ps->PaperDimension->y;
}
return MAKELONG(ptMax.x * 254.0 / 72.0, ptMax.y * 254.0 / 72.0 );
return MAKELONG( paper_size_from_points(x), paper_size_from_points(y) );
}
case DC_MINEXTENT:
{
PAGESIZE *ps;
POINT ptMin;
ptMin.x = ptMin.y = -1;
float x = 1e6, y = 1e6;
LIST_FOR_EACH_ENTRY(ps, &pi->ppd->PageSizes, PAGESIZE, entry)
{
if(ptMin.x == -1 || ps->PaperDimension->x < ptMin.x)
ptMin.x = ps->PaperDimension->x;
if(ptMin.y == -1 || ps->PaperDimension->y < ptMin.y)
ptMin.y = ps->PaperDimension->y;
if (ps->PaperDimension->x < x) x = ps->PaperDimension->x;
if (ps->PaperDimension->y < y) y = ps->PaperDimension->y;
}
return MAKELONG(ptMin.x * 254.0 / 72.0, ptMin.y * 254.0 / 72.0);
return MAKELONG( paper_size_from_points(x), paper_size_from_points(y) );
}
case DC_SIZE: