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+/*
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
+ * (C) 2004, 2005, 2006 Apple Computer, Inc.
+ * (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+#ifndef _CSS_css_valueimpl_h_
+#define _CSS_css_valueimpl_h_
+
+#include "dom/css_value.h"
+#include "dom/dom_string.h"
+#include "css/css_base.h"
+#include "misc/loader_client.h"
+#include "misc/shared.h"
+
+#include <tqintdict.h>
+
+namespace tdehtml {
+ class RenderStyle;
+ class CachedImage;
+}
+
+
+namespace DOM {
+
+class CSSRuleImpl;
+class CSSValueImpl;
+class NodeImpl;
+class CounterImpl;
+class PairImpl;
+
+
+class CSSStyleDeclarationImpl : public StyleBaseImpl
+{
+public:
+ CSSStyleDeclarationImpl(CSSRuleImpl *parentRule);
+ CSSStyleDeclarationImpl(CSSRuleImpl *parentRule, TQPtrList<CSSProperty> *lstValues);
+ virtual ~CSSStyleDeclarationImpl();
+
+ CSSStyleDeclarationImpl& operator=( const CSSStyleDeclarationImpl&);
+
+ virtual unsigned long length() const;
+ CSSRuleImpl *parentRule() const;
+ virtual DOM::DOMString removeProperty( int propertyID, bool NonCSSHints = false );
+ virtual bool setProperty ( int propertyId, const DOM::DOMString &value, bool important = false, bool nonCSSHint = false);
+ virtual void setProperty ( int propertyId, int value, bool important = false, bool nonCSSHint = false);
+ // this treats integers as pixels!
+ // needed for conversion of html attributes
+ virtual void setLengthProperty(int id, const DOM::DOMString &value, bool important, bool nonCSSHint = true, bool multiLength = false);
+
+ // add a whole, unparsed property
+ virtual void setProperty ( const DOMString &propertyString);
+ virtual DOM::DOMString item ( unsigned long index ) const;
+
+ DOM::DOMString cssText() const;
+ void setCssText(DOM::DOMString str);
+
+ virtual bool isStyleDeclaration() const { return true; }
+ virtual bool parseString( const DOMString &string, bool = false );
+
+ virtual CSSValueImpl *getPropertyCSSValue( int propertyID ) const;
+ virtual DOMString getPropertyValue( int propertyID ) const;
+ virtual bool getPropertyPriority( int propertyID ) const;
+
+ TQPtrList<CSSProperty> *values() const { return m_lstValues; }
+ void setNode(NodeImpl *_node) { m_node = _node; }
+
+ void setChanged();
+
+ void removeCSSHints();
+
+protected:
+ DOMString getShortHandValue( const int* properties, int number ) const;
+ DOMString get4Values( const int* properties ) const;
+
+ TQPtrList<CSSProperty> *m_lstValues;
+ NodeImpl *m_node;
+
+private:
+ // currently not needed - make sure its not used
+ CSSStyleDeclarationImpl(const CSSStyleDeclarationImpl& o);
+};
+
+class CSSValueImpl : public StyleBaseImpl
+{
+public:
+ CSSValueImpl() : StyleBaseImpl() {}
+
+ virtual unsigned short cssValueType() const = 0;
+
+ virtual DOM::DOMString cssText() const = 0;
+
+ virtual bool isValue() const { return true; }
+ virtual bool isFontValue() const { return false; }
+};
+
+class CSSInheritedValueImpl : public CSSValueImpl
+{
+public:
+ CSSInheritedValueImpl() : CSSValueImpl() {}
+ virtual ~CSSInheritedValueImpl() {}
+
+ virtual unsigned short cssValueType() const;
+ virtual DOM::DOMString cssText() const;
+};
+
+class CSSInitialValueImpl : public CSSValueImpl
+{
+public:
+ virtual unsigned short cssValueType() const;
+ virtual DOM::DOMString cssText() const;
+};
+
+class CSSValueListImpl : public CSSValueImpl
+{
+public:
+ CSSValueListImpl() : CSSValueImpl() {}
+
+ virtual ~CSSValueListImpl();
+
+ unsigned long length() const { return m_values.count(); }
+ CSSValueImpl *item ( unsigned long index ) { return m_values.at(index); }
+
+ virtual bool isValueList() const { return true; }
+
+ virtual unsigned short cssValueType() const;
+
+ void append(CSSValueImpl *val);
+ virtual DOM::DOMString cssText() const;
+
+protected:
+ TQPtrList<CSSValueImpl> m_values;
+};
+
+
+class Counter;
+class RGBColor;
+class Rect;
+
+class CSSPrimitiveValueImpl : public CSSValueImpl
+{
+public:
+ CSSPrimitiveValueImpl();
+ CSSPrimitiveValueImpl(int ident);
+ CSSPrimitiveValueImpl(double num, CSSPrimitiveValue::UnitTypes type);
+ CSSPrimitiveValueImpl(const DOMString &str, CSSPrimitiveValue::UnitTypes type);
+ CSSPrimitiveValueImpl(CounterImpl *c);
+ CSSPrimitiveValueImpl( RectImpl *r);
+ CSSPrimitiveValueImpl(QRgb color);
+ CSSPrimitiveValueImpl(PairImpl *p);
+
+ virtual ~CSSPrimitiveValueImpl();
+
+ void cleanup();
+
+ unsigned short primitiveType() const { return m_type; }
+
+ /*
+ * computes a length in pixels out of the given CSSValue. Need the RenderStyle to get
+ * the fontinfo in case val is defined in em or ex.
+ *
+ * The metrics have to be a bit different for screen and printer output.
+ * For screen output we assume 1 inch == 72 px, for printer we assume 300 dpi
+ *
+ * this is screen/printer dependent, so we probably need a config option for this,
+ * and some tool to calibrate.
+ */
+ int computeLength( tdehtml::RenderStyle *style, TQPaintDeviceMetrics *devMetrics );
+
+ double computeLengthFloat( tdehtml::RenderStyle *style, TQPaintDeviceMetrics *devMetrics );
+
+ // use with care!!!
+ void setPrimitiveType(unsigned short type) { m_type = type; }
+ void setFloatValue ( unsigned short unitType, double floatValue, int &exceptioncode );
+ double floatValue ( unsigned short/* unitType */) const { return m_value.num; }
+
+ void setStringValue ( unsigned short stringType, const DOM::DOMString &stringValue, int &exceptioncode );
+ DOM::DOMStringImpl *getStringValue () const {
+ return ( ( m_type < CSSPrimitiveValue::CSS_STRING ||
+ m_type > CSSPrimitiveValue::CSS_ATTR ||
+ m_type == CSSPrimitiveValue::CSS_IDENT ) ? // fix IDENT
+ 0 : m_value.string );
+ }
+ CounterImpl *getCounterValue () const {
+ return ( m_type != CSSPrimitiveValue::CSS_COUNTER ? 0 : m_value.counter );
+ }
+
+ RectImpl *getRectValue () const {
+ return ( m_type != CSSPrimitiveValue::CSS_RECT ? 0 : m_value.rect );
+ }
+
+ QRgb getRGBColorValue () const {
+ return ( m_type != CSSPrimitiveValue::CSS_RGBCOLOR ? 0 : m_value.rgbcolor );
+ }
+
+ PairImpl* getPairValue() const {
+ return (m_type != CSSPrimitiveValue::CSS_PAIR ? 0 : m_value.pair);
+ }
+
+ virtual bool isPrimitiveValue() const { return true; }
+ virtual unsigned short cssValueType() const;
+
+ int getIdent();
+
+ virtual bool parseString( const DOMString &string, bool = false);
+ virtual DOM::DOMString cssText() const;
+
+ virtual bool isQuirkValue() const { return false; }
+
+protected:
+ int m_type;
+ union {
+ int ident;
+ double num;
+ DOM::DOMStringImpl *string;
+ CounterImpl *counter;
+ RectImpl *rect;
+ QRgb rgbcolor;
+ PairImpl* pair;
+ } m_value;
+};
+
+// This value is used to handle quirky margins in reflow roots (body, td, and th) like WinIE.
+// The basic idea is that a stylesheet can use the value __qem (for quirky em) instead of em
+// in a stylesheet. When the quirky value is used, if you're in quirks mode, the margin will
+// collapse away inside a table cell.
+class CSSQuirkPrimitiveValueImpl : public CSSPrimitiveValueImpl
+{
+public:
+ CSSQuirkPrimitiveValueImpl(double num, CSSPrimitiveValue::UnitTypes type)
+ :CSSPrimitiveValueImpl(num, type) {}
+
+ virtual ~CSSQuirkPrimitiveValueImpl() {}
+
+ virtual bool isQuirkValue() const { return true; }
+};
+
+class CounterImpl : public tdehtml::Shared<CounterImpl> {
+public:
+ CounterImpl() : m_listStyle(0) { }
+ DOMString identifier() const { return m_identifier; }
+ unsigned int listStyle() const { return m_listStyle; }
+ DOMString separator() const { return m_separator; }
+
+ DOMString m_identifier;
+ unsigned int m_listStyle;
+ DOMString m_separator;
+};
+
+class RectImpl : public tdehtml::Shared<RectImpl> {
+public:
+ RectImpl();
+ ~RectImpl();
+
+ CSSPrimitiveValueImpl *top() const { return m_top; }
+ CSSPrimitiveValueImpl *right() const { return m_right; }
+ CSSPrimitiveValueImpl *bottom() const { return m_bottom; }
+ CSSPrimitiveValueImpl *left() const { return m_left; }
+
+ void setTop( CSSPrimitiveValueImpl *top );
+ void setRight( CSSPrimitiveValueImpl *right );
+ void setBottom( CSSPrimitiveValueImpl *bottom );
+ void setLeft( CSSPrimitiveValueImpl *left );
+protected:
+ CSSPrimitiveValueImpl *m_top;
+ CSSPrimitiveValueImpl *m_right;
+ CSSPrimitiveValueImpl *m_bottom;
+ CSSPrimitiveValueImpl *m_left;
+};
+
+// A primitive value representing a pair. This is useful for properties like border-radius, background-size/position,
+// and border-spacing (all of which are space-separated sets of two values). At the moment we are only using it for
+// border-radius and background-size, but (FIXME) border-spacing and background-position could be converted over to use
+// it (eliminating some extra -webkit- internal properties).
+class PairImpl : public tdehtml::Shared<PairImpl> {
+public:
+ PairImpl() : m_first(0), m_second(0) { }
+ PairImpl(CSSPrimitiveValueImpl* first, CSSPrimitiveValueImpl* second)
+ : m_first(first), m_second(second) { if (first) first->ref(); if (second) second->ref(); }
+ virtual ~PairImpl();
+
+ CSSPrimitiveValueImpl* first() const { return m_first; }
+ CSSPrimitiveValueImpl* second() const { return m_second; }
+
+ void setFirst(CSSPrimitiveValueImpl* first);
+ void setSecond(CSSPrimitiveValueImpl* second);
+
+protected:
+ CSSPrimitiveValueImpl* m_first;
+ CSSPrimitiveValueImpl* m_second;
+};
+
+
+class CSSImageValueImpl : public CSSPrimitiveValueImpl, public tdehtml::CachedObjectClient
+{
+public:
+ CSSImageValueImpl(const DOMString &url, const StyleBaseImpl *style);
+ CSSImageValueImpl();
+ virtual ~CSSImageValueImpl();
+
+ tdehtml::CachedImage *image() { return m_image; }
+protected:
+ tdehtml::CachedImage *m_image;
+};
+
+class FontFamilyValueImpl : public CSSPrimitiveValueImpl
+{
+public:
+ FontFamilyValueImpl( const TQString &string);
+ const TQString &fontName() const { return parsedFontName; }
+ int genericFamilyType() const { return _genericFamilyType; }
+protected:
+ TQString parsedFontName;
+private:
+ int _genericFamilyType;
+};
+
+class FontValueImpl : public CSSValueImpl
+{
+public:
+ FontValueImpl();
+ virtual ~FontValueImpl();
+
+ virtual unsigned short cssValueType() const { return CSSValue::CSS_CUSTOM; }
+
+ virtual DOM::DOMString cssText() const;
+
+ virtual bool isFontValue() const { return true; }
+
+ CSSPrimitiveValueImpl *style;
+ CSSPrimitiveValueImpl *variant;
+ CSSPrimitiveValueImpl *weight;
+ CSSPrimitiveValueImpl *size;
+ CSSPrimitiveValueImpl *lineHeight;
+ CSSValueListImpl *family;
+};
+
+// Used for quotes
+class QuotesValueImpl : public CSSValueImpl
+{
+public:
+ QuotesValueImpl();
+// virtual ~QuotesValueImpl();
+
+ virtual unsigned short cssValueType() const { return CSSValue::CSS_CUSTOM; }
+ virtual DOM::DOMString cssText() const;
+
+ void addLevel(const TQString& open, const TQString& close);
+ TQString openQuote(int level) const;
+ TQString closeQuote(int level) const;
+
+ unsigned int levels;
+ TQStringList data;
+};
+
+// Used for text-shadow and box-shadow
+class ShadowValueImpl : public CSSValueImpl
+{
+public:
+ ShadowValueImpl(CSSPrimitiveValueImpl* _x, CSSPrimitiveValueImpl* _y,
+ CSSPrimitiveValueImpl* _blur, CSSPrimitiveValueImpl* _color);
+ virtual ~ShadowValueImpl();
+
+ virtual unsigned short cssValueType() const { return CSSValue::CSS_CUSTOM; }
+
+ virtual DOM::DOMString cssText() const;
+
+ CSSPrimitiveValueImpl* x;
+ CSSPrimitiveValueImpl* y;
+ CSSPrimitiveValueImpl* blur;
+ CSSPrimitiveValueImpl* color;
+};
+
+// Used for counter-reset and counter-increment
+class CounterActImpl : public CSSValueImpl {
+ public:
+ CounterActImpl(const DOMString &c, short v) : m_counter(c), m_value(v) { }
+ virtual ~CounterActImpl() {};
+
+ virtual unsigned short cssValueType() const { return CSSValue::CSS_CUSTOM; }
+ virtual DOM::DOMString cssText() const;
+
+ const DOMString& counter() const { return m_counter; }
+ short value() const { return m_value; }
+ void setValue( const short v ) { m_value = v; }
+
+ DOM::DOMString m_counter;
+ short m_value;
+};
+
+
+// ------------------------------------------------------------------------------
+
+// another helper class
+class CSSProperty
+{
+public:
+ CSSProperty()
+ {
+ m_id = -1;
+ m_important = false;
+ nonCSSHint = false;
+ m_value = 0;
+ }
+ CSSProperty(const CSSProperty& o)
+ {
+ m_id = o.m_id;
+ m_important = o.m_important;
+ nonCSSHint = o.nonCSSHint;
+ m_value = o.m_value;
+ if (m_value) m_value->ref();
+ }
+ ~CSSProperty() {
+ if(m_value) m_value->deref();
+ }
+
+ void setValue(CSSValueImpl *val) {
+ if ( val != m_value ) {
+ if(m_value) m_value->deref();
+ m_value = val;
+ if(m_value) m_value->ref();
+ }
+ }
+
+ int id() const { return m_id; }
+
+ bool isImportant() const { return m_important; }
+
+ CSSValueImpl *value() const { return m_value; }
+
+ DOM::DOMString cssText() const;
+
+ // make sure the following fits in 4 bytes.
+ signed int m_id : 29;
+ bool m_important : 1;
+ bool nonCSSHint : 1;
+protected:
+ CSSValueImpl *m_value;
+};
+
+
+} // namespace
+
+#endif