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| * Licensed to the Apache Software Foundation (ASF) under one |
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| * to you under the Apache License, Version 2.0 (the |
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| * software distributed under the License is distributed on an |
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| * KIND, either express or implied. See the License for the |
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| |
| #ifndef _SDR_PROPERTIES_PROPERTIES_HXX |
| #define _SDR_PROPERTIES_PROPERTIES_HXX |
| |
| #include <sal/types.h> |
| #include "svx/svxdllapi.h" |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| // predeclarations |
| |
| class SdrObject; |
| class SfxItemSet; |
| class SfxPoolItem; |
| class SfxStyleSheet; |
| class Fraction; |
| class SfxItemPool; |
| class SdrModel; |
| |
| namespace sdr |
| { |
| namespace properties |
| { |
| class ItemChangeBroadcaster; |
| } // end of namespace properties |
| } // end of namespace sdr |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| namespace sdr |
| { |
| namespace properties |
| { |
| class SVX_DLLPUBLIC BaseProperties |
| { |
| protected: |
| // the owner of this Properties. Set from constructor and not |
| // to be changed in any way. |
| SdrObject& mrObject; |
| |
| // create a new object specific itemset with object specific ranges. |
| virtual SfxItemSet& CreateObjectSpecificItemSet(SfxItemPool& pPool) = 0; |
| |
| // internal access to SdrObject |
| SdrObject& GetSdrObject() const |
| { |
| return mrObject; |
| } |
| |
| // Test changeability for a single item. If a implementation wants to prevent |
| // changing an item this method may be overloaded. |
| virtual sal_Bool AllowItemChange(const sal_uInt16 nWhich, const SfxPoolItem* pNewItem = 0) const = 0; |
| |
| // Do the internal ItemChange. If only nWhich is given, the item needs to be cleared. |
| // Also needs to handle if nWhich and pNewItem is 0, which means to clear all items. |
| virtual void ItemChange(const sal_uInt16 nWhich, const SfxPoolItem* pNewItem = 0) = 0; |
| |
| // Called after ItemChange() is done for all items. Allows local reactions on |
| // specific item changes |
| virtual void PostItemChange(const sal_uInt16 nWhich) = 0; |
| |
| // Internally react on ItemSet changes. The given ItemSet contains all changed items, the new ones. |
| virtual void ItemSetChanged(const SfxItemSet& rSet) = 0; |
| |
| public: |
| // basic constructor, used from SdrObject. |
| BaseProperties(SdrObject& rObj); |
| |
| // constructor for copying, but using new object. Used from the Clone() |
| // method. |
| BaseProperties(const BaseProperties& rProps, SdrObject& rObj); |
| |
| // destructor |
| virtual ~BaseProperties(); |
| |
| // Clone() operator, normally just calls the local copy constructor, |
| // see above. |
| virtual BaseProperties& Clone(SdrObject& rObj) const = 0; |
| |
| // Get the local ItemSet. This directly returns the local ItemSet of the object. No |
| // merging of ItemSets is done for e.g. Group objects. |
| virtual const SfxItemSet& GetObjectItemSet() const = 0; |
| |
| // get merged ItemSet. Normappl, this maps directly to GetObjectItemSet(), but may |
| // be overloaded e.g for group objects to return a merged ItemSet of the object. |
| // When using this method the returned ItemSet may contain items in the state |
| // SFX_ITEM_DONTCARE which means there were several such items with different |
| // values. |
| virtual const SfxItemSet& GetMergedItemSet() const; |
| |
| // Sets all items which are on state SFX_ITEM_SET in rSet at the local ItemSet. |
| // Uses AllowItemChange(), ItemChange(), PostItemChange() and ItemSetChanged() calls. |
| virtual void SetObjectItemSet(const SfxItemSet& rSet) = 0; |
| |
| // Set merged ItemSet. Normally, this maps to SetObjectItemSet(). |
| virtual void SetMergedItemSet(const SfxItemSet& rSet, sal_Bool bClearAllItems = sal_False); |
| |
| // Set single item at the local ItemSet. Uses AllowItemChange(), |
| // ItemChange(), PostItemChange() and ItemSetChanged() calls. |
| virtual void SetObjectItem(const SfxPoolItem& rItem) = 0; |
| |
| // Set a single item direct. Only uses AllowItemChange() and ItemChange(), |
| // but not PostItemChange() and ItemSetChanged() calls. |
| virtual void SetObjectItemDirect(const SfxPoolItem& rItem) = 0; |
| |
| // Clear a single local item. Uses AllowItemChange(), |
| // ItemChange(), PostItemChange() and ItemSetChanged() calls. |
| virtual void ClearObjectItem(const sal_uInt16 nWhich = 0) = 0; |
| |
| // Set a single item, iterate over hierarchies if necessary. Default |
| // Implementation falls back to ClearObjectItem(). |
| virtual void SetMergedItem(const SfxPoolItem& rItem); |
| |
| // Clear a single item, iterate over hierarchies if necessary. Default |
| // Implementation falls back to ClearObjectItem(). |
| virtual void ClearMergedItem(const sal_uInt16 nWhich = 0); |
| |
| // Clear single item direct. Only uses AllowItemChange() and ItemChange(), |
| // but not PostItemChange() and ItemSetChanged() calls. |
| // Also supports complete deletion of items when default parameter 0 is used. |
| virtual void ClearObjectItemDirect(const sal_uInt16 nWhich = 0) = 0; |
| |
| // Set a new StyleSheet. Registers as listener at the StyleSheet to get knowledge |
| // of StyleSheet changes. |
| virtual void SetStyleSheet(SfxStyleSheet* pNewStyleSheet, sal_Bool bDontRemoveHardAttr) = 0; |
| |
| // Get the installed StyleSheet. |
| virtual SfxStyleSheet* GetStyleSheet() const = 0; |
| |
| // Scale the local ItemSet as far as it contains metric items. This needs to be |
| // overloaded to do it for hierarchical objects like e.g. groups. |
| virtual void Scale(const Fraction& rScale); |
| |
| // Move local items to a new ItemPool. This needs to be |
| // overloaded to do it for hierarchical objects like e.g. groups. |
| virtual void MoveToItemPool(SfxItemPool* pSrcPool, SfxItemPool* pDestPool, SdrModel* pNewModel = 0L); |
| |
| // Set new model. |
| virtual void SetModel(SdrModel* pOldModel, SdrModel* pNewModel); |
| |
| // force all attributes which come from styles to hard attributes |
| // to be able to live without the style. |
| virtual void ForceStyleToHardAttributes(); |
| |
| // syntactical sugar for ItemSet accesses. Broadcasts before and after the changes |
| // to invalidate views in old and new BoundRects. As soon as the repaint mechanism |
| // will be changed these broadcasts will no longer be needed. |
| //void SetItemAndBroadcast(const SfxPoolItem& rItem); |
| //void ClearItemAndBroadcast(const sal_uInt16 nWhich = 0); |
| void SetMergedItemSetAndBroadcast(const SfxItemSet& rSet, sal_Bool bClearAllItems = sal_False); |
| |
| // Just a convenient shortcut for GetObjectItemSet().Get(nWhich). |
| const SfxPoolItem& GetItem(const sal_uInt16 nWhich) const; |
| |
| // support for convenient broadcasting. Used from SetMergedItemAndBroadcast(), |
| // ClearItemAndBroadcast() and SetItemSetAndBroadcast(), see above. |
| // But also from inside SdrObjects. |
| void BroadcastItemChange(const ItemChangeBroadcaster& rChange); |
| |
| // #i101556# add versioning mechanism; used from e.g. text attribute set to |
| // allow detection of e.g. style sheet or single text attribute changes. The |
| // default implementation returns 0 (zero) |
| virtual sal_uInt32 getVersion() const; |
| }; |
| |
| // checks the FillStyle item and removes unneeded Gradient, FillBitmap and Hatch items |
| void SVX_DLLPUBLIC CleanupFillProperties( SfxItemSet& rItemSet ); |
| |
| } // end of namespace properties |
| } // end of namespace sdr |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| #endif //_SDR_PROPERTIES_PROPERTIES_HXX |
| |
| // eof |