const PP_PropertyType * PP_evalPropertyType(const gchar * pszName,
const PP_AttrProp * pSpanAttrProp,
const PP_AttrProp * pBlockAttrProp,
const PP_AttrProp * pSectionAttrProp,
tProperty_type Type,
const PD_Document * pDoc,
bool bExpandStyles)
{
// find the value for the given property
// by evaluating it in the contexts given.
// use the CSS inheritance as necessary.
if (!pszName || !*pszName)
{
UT_DEBUGMSG(("PP_evalProperty: null property given\n"));
return NULL;
}
const PP_PropertyType * p_property;
const PP_Property * pProp = PP_lookupProperty(pszName);
if (!pProp)
{
UT_DEBUGMSG(("PP_evalProperty: unknown property \'%s\'\n",pszName));
return NULL;
}
PD_Style * pStyle = NULL;
// TODO: make lookup more efficient by tagging each property with scope (block, char, section)
// see if the property is on the Span item.
if (pSpanAttrProp)
{
p_property = pSpanAttrProp->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
if (bExpandStyles)
{
pStyle = _getStyle(pSpanAttrProp, pDoc);
int i = 0;
while (pStyle && (i < pp_BASEDON_DEPTH_LIMIT))
{
p_property = pStyle->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
pStyle = pStyle->getBasedOn();
i++;
}
}
}
// otherwise, see if we can inherit it from the containing block or the section.
if (!pSpanAttrProp || pProp->canInherit())
{
if (pBlockAttrProp)
{
p_property = pBlockAttrProp->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
if (bExpandStyles)
{
pStyle = _getStyle(pBlockAttrProp, pDoc);
int i = 0;
while (pStyle && (i < pp_BASEDON_DEPTH_LIMIT))
{
p_property = pStyle->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
pStyle = pStyle->getBasedOn();
i++;
}
}
}
if (!pBlockAttrProp || pProp->canInherit())
{
if (pSectionAttrProp)
{
p_property = pSectionAttrProp->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
}
}
}
if (pDoc->getStyle("Normal", &pStyle))
{
// next to last resort -- check for this property in the Normal style
p_property = pStyle->getPropertyType(pProp->getName(), Type);
if(p_property)
return p_property;
}
// if no inheritance allowed for it or there is no
// value set in containing block or section, we return
// the default value for this property.
return pProp->getInitialType(Type);
}
bool AP_Dialog_Paragraph::setDialogData(const gchar ** pProps)
{
UT_return_val_if_fail (pProps, false);
// NOTICE : When setting values, this function always calls
// NOTICE : _set[thing]ItemValue() with the bToggleDirty flag
// NOTICE : set to false, because these are the "un-dirty"
// NOTICE : values.
if (pProps[0])
{
const gchar * sz;
sz = UT_getAttribute("text-align", pProps);
if (sz)
{
tAlignState t = align_LEFT;
if (strcmp(sz, "center") == 0)
t = align_CENTERED;
else if (strcmp(sz, "right") == 0)
t = align_RIGHT;
else if (strcmp(sz, "justify") == 0)
t = align_JUSTIFIED;
else if (strcmp(sz, "left") == 0)
t = align_LEFT;
else
UT_ASSERT_HARMLESS(UT_SHOULD_NOT_HAPPEN);
_setMenuItemValue(id_MENU_ALIGNMENT, t, op_INIT);
}
sz = UT_getAttribute("dom-dir", pProps);
if (sz)
{
tCheckState t = check_FALSE;
if (strcmp(sz, "ltr") == 0)
t = check_FALSE;
else if (strcmp(sz, "rtl") == 0)
t = check_TRUE;
else
UT_ASSERT_HARMLESS(UT_SHOULD_NOT_HAPPEN);
_setCheckItemValue(id_CHECK_DOMDIRECTION, t, op_INIT);
}
sz = UT_getAttribute("margin-left", pProps);
if (sz)
_setSpinItemValue(id_SPIN_LEFT_INDENT, sz, op_INIT);
sz = UT_getAttribute("margin-right", pProps);
if (sz)
_setSpinItemValue(id_SPIN_RIGHT_INDENT, sz, op_INIT);
sz = UT_getAttribute("text-indent", pProps);
if (sz)
{
// NOTE : Calling UT_convertDimensionless() _discards_ all
// NOTE : unit system information. IFF all units are
// NOTE : consistent among all paragraph properties will
// NOTE : the comparisons be valid. For now this should be
// NOTE : valid.
if (UT_convertDimensionless(sz) > (double) 0)
{
// if text-indent is greater than margin-left, we have a "first line" case
_setMenuItemValue(id_MENU_SPECIAL_INDENT, indent_FIRSTLINE, op_INIT);
}
else if (UT_convertDimensionless(sz) < (double) 0)
{
// if text-indent is less than margin-left, we have a "hanging" case
_setMenuItemValue(id_MENU_SPECIAL_INDENT, indent_HANGING, op_INIT);
}
else
{
// they're equal then there's nothing special about them
_setMenuItemValue(id_MENU_SPECIAL_INDENT, indent_NONE, op_INIT);
}
// set the value regardless; dialog will enable/disable field
// if spacing is "NONE". Must flip the sign (strip minus)
// to give illusion of Word's definitions of indent/margin.
const gchar * newSz = sz;
if (sz[0] == '-')
newSz++;
_setSpinItemValue(id_SPIN_SPECIAL_INDENT, newSz, op_INIT);
}
sz = UT_getAttribute("line-height", pProps);
if (sz)
{
UT_uint32 nLen = strlen(sz);
if (nLen > 0)
{
const char * pPlusFound = strrchr(sz, '+');
if (pPlusFound && *(pPlusFound + 1) == 0)
{
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_ATLEAST, op_INIT);
// need to strip off that plus
int posPlus = pPlusFound - (char*) sz;
UT_return_val_if_fail (posPlus>=0, false);
UT_return_val_if_fail (posPlus<100, false);
char pTmp[100];
strcpy(pTmp, sz);
pTmp[posPlus] = 0;
_setSpinItemValue(id_SPIN_SPECIAL_SPACING, (gchar*)pTmp, op_INIT);
}
else
{
if(UT_hasDimensionComponent(sz))
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_EXACTLY, op_INIT);
//see Bug 10086 for fabs() usage
else if((strcmp("1.0", sz) == 0) || (fabs(UT_convertDimensionless(sz) - (double) 1.0) < 1.0e-7))
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_SINGLE, op_INIT);
else if((strcmp("1.5", sz) == 0) || (fabs(UT_convertDimensionless(sz) - (double) 1.5) < 1.0e-7))
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_ONEANDHALF, op_INIT);
else if((strcmp("2.0", sz) == 0) || (fabs(UT_convertDimensionless(sz) - (double) 2.0) < 1.0e-7))
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_DOUBLE, op_INIT);
else
_setMenuItemValue(id_MENU_SPECIAL_SPACING, spacing_MULTIPLE, op_INIT);
// set the spin contents regardless of menu content; platforms will
// enable or disable the spin item for varying states of menu
_setSpinItemValue(id_SPIN_SPECIAL_SPACING, sz, op_INIT);
}
}
}
sz = UT_getAttribute("margin-top", pProps);
if (sz)
_setSpinItemValue(id_SPIN_BEFORE_SPACING, sz, op_INIT);
sz = UT_getAttribute("margin-bottom", pProps);
if (sz)
_setSpinItemValue(id_SPIN_AFTER_SPACING, sz, op_INIT);
{
// NOTE : "orphans" and "widows" hold a number specifying the number
// NOTE : of lines to consider an orphaned or widowed piece of text.
// NOTE : If they're both 0 they're off. If either is greater than
// NOTE : 0, then some form of control is in effect. If the property
// NOTE : is not set, they're indeterminate (e.g. because we're setting
// NOTE : properties for text with multiple "orphans" values), or because
// NOTE : the block has no value for orphans/widows here.
bool bNoOrphans = false;
bool bNoWidows = false;
double orphans = 0, widows = 0;
sz = UT_getAttribute("orphans", pProps);
if (sz)
orphans = UT_convertDimensionless(sz);
else
bNoOrphans = true;
sz = UT_getAttribute("widows", pProps);
if (sz)
widows = UT_convertDimensionless(sz);
else
bNoWidows = true;
if (bNoOrphans && bNoWidows)
_setCheckItemValue(id_CHECK_WIDOW_ORPHAN, check_INDETERMINATE, op_INIT);
else if (orphans > 0 || widows > 0)
_setCheckItemValue(id_CHECK_WIDOW_ORPHAN, check_TRUE, op_INIT);
else
_setCheckItemValue(id_CHECK_WIDOW_ORPHAN, check_FALSE, op_INIT);
}
sz = UT_getAttribute("keep-together", pProps);
if (sz)
{
if (strcmp(sz, "yes") == 0)
_setCheckItemValue(id_CHECK_KEEP_LINES, check_TRUE, op_INIT);
else
_setCheckItemValue(id_CHECK_KEEP_LINES, check_FALSE, op_INIT);
}
else
_setCheckItemValue(id_CHECK_KEEP_LINES, check_INDETERMINATE, op_INIT);
sz = UT_getAttribute("keep-with-next", pProps);
if (sz)
{
if (strcmp(sz, "yes") == 0)
_setCheckItemValue(id_CHECK_KEEP_NEXT, check_TRUE, op_INIT);
else
_setCheckItemValue(id_CHECK_KEEP_NEXT, check_FALSE, op_INIT);
}
else
_setCheckItemValue(id_CHECK_KEEP_NEXT, check_INDETERMINATE, op_INIT);
// these are not like the others, they set fields on this, not dialogData.
sz = UT_getAttribute("page-margin-left", pProps);
if (sz)
{
m_pageLeftMargin = g_strdup(sz);
}
else
{
m_pageLeftMargin = g_strdup(PP_lookupProperty("page-margin-left")->getInitial());
}
sz = UT_getAttribute("page-margin-right", pProps);
if (sz)
{
m_pageRightMargin = g_strdup(sz);
}
else
{
m_pageRightMargin = g_strdup(PP_lookupProperty("page-margin-right")->getInitial());
}
// TODO : add these to PP_Property (pp_Property.cpp) !!!
// TODO : and to FV_View::getBlockFormat (or else they won't come in)
/*
m_pageBreakBefore;
m_suppressLineNumbers;
m_noHyphenate;
*/
}
return true;
}
const gchar * PP_evalProperty (const gchar * pszName,
const PP_AttrProp * pSpanAttrProp,
const PP_AttrProp * pBlockAttrProp,
const PP_AttrProp * pSectionAttrProp,
const PD_Document * pDoc,
bool bExpandStyles)
{
// find the value for the given property
// by evaluating it in the contexts given.
// use the CSS inheritance as necessary.
if (!pszName || !*pszName)
{
UT_DEBUGMSG(("PP_evalProperty: null property given\n"));
return NULL;
}
if (pDoc == 0) bExpandStyles = false;
const PP_Property * pProp = PP_lookupProperty(pszName);
if (!pProp)
{
UT_DEBUGMSG(("PP_evalProperty: unknown property \'%s\'\n",pszName));
return NULL;
}
/* Not all properties can have a value of inherit, but we're not validating here.
* This is not to be confused with automatic inheritance - the difference is whether
* to take the default value (for when no value is specified).
*/
bool bInherit = false;
// see if the property is on the Span item.
const gchar * szValue = NULL;
// TODO: ?? make lookup more efficient by tagging each property with scope (block, char, section)
if (pSpanAttrProp)
{
szValue = s_evalProperty (pProp, pSpanAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
bInherit = false;
if (pBlockAttrProp)
{
szValue = s_evalProperty (pProp, pBlockAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
bInherit = false;
if (pSectionAttrProp)
{
szValue = s_evalProperty (pProp, pSectionAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
const PP_AttrProp * pDocAP = pDoc->getAttrProp ();
if (pDocAP)
pDocAP->getProperty (pszName, szValue);
}
}
}
}
}
}
else if (pBlockAttrProp)
{
szValue = s_evalProperty (pProp, pBlockAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
bInherit = false;
if (pSectionAttrProp)
{
szValue = s_evalProperty (pProp, pSectionAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
const PP_AttrProp * pDocAP = pDoc->getAttrProp ();
if (pDocAP)
pDocAP->getProperty (pszName, szValue);
}
}
}
}
else if (pSectionAttrProp)
{
szValue = s_evalProperty (pProp, pSectionAttrProp, pDoc, bExpandStyles);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
{
szValue = NULL;
bInherit = true;
}
if ((szValue == NULL) && (bInherit || pProp->canInherit ()))
{
const PP_AttrProp * pDocAP = pDoc->getAttrProp ();
if (pDocAP)
pDocAP->getProperty (pszName, szValue);
}
}
else
{
const PP_AttrProp * pDocAP = pDoc->getAttrProp ();
if (pDocAP)
{
pDocAP->getProperty (pszName, szValue);
// dom-dir requires special treatment at document level
if(szValue && strcmp(pszName, "dom-dir") == 0)
{
if( strcmp(szValue, "logical-ltr") == 0
|| strcmp(szValue, "logical-rtl") == 0)
szValue += 8;
}
}
}
if (szValue)
if (strcmp (szValue, "inherit") == 0) // shouldn't happen, but doesn't hurt to check
szValue = NULL;
if (szValue == NULL)
if (bExpandStyles)
{
PD_Style * pStyle = 0;
if (pDoc->getStyle ("Normal", &pStyle))
{
/* next to last resort -- check for this property in the Normal style
*/
pStyle->getProperty (pszName, szValue);
if (szValue)
if (strcmp (szValue, "inherit") == 0)
szValue = NULL;
}
}
if(szValue == NULL && pDoc && (bInherit || pProp->canInherit ()))
{
// see if the doc has a value for this prop
const PP_AttrProp * pAP = pDoc->getAttrProp();
if(pAP)
{
pAP->getProperty(pszName, szValue);
}
}
if (szValue == NULL)
szValue = pProp->getInitial (); // which may itself be NULL, but that is a bad thing - FIXME!!
return szValue;
}