| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #ifndef TABBARGEOMETRY_HXX |
| #define TABBARGEOMETRY_HXX |
| |
| #include "svtools/toolpanel/tabalignment.hxx" |
| |
| #include "tabitemdescriptor.hxx" |
| |
| #include <tools/gen.hxx> |
| #include <tools/svborder.hxx> |
| |
| //...................................................................................................................... |
| namespace svt |
| { |
| //...................................................................................................................... |
| |
| //================================================================================================================== |
| //= NormalizedArea |
| //================================================================================================================== |
| /** a rectangle which automatically translates between unrotated and rotated geometry. |
| |
| It can be operated as if it were an unrotated area, but is able to provide corrdinates of rotated objects, |
| relative to its playground. |
| */ |
| class NormalizedArea |
| { |
| public: |
| NormalizedArea(); |
| NormalizedArea( const Rectangle& i_rReference, const bool i_bIsVertical ); |
| |
| /** transforms a rectangle, relative to our playground, into a coordinate system defined by the given alignment |
| @param i_rArea |
| the area which is to be transformed. |
| */ |
| Rectangle getTransformed( |
| const Rectangle& i_rArea, |
| const TabAlignment i_eTargetAlignment |
| ) const; |
| |
| /** normalizes an already transformed rectangle |
| @param i_rArea |
| the area which is to be normalized. |
| */ |
| Rectangle getNormalized( |
| const Rectangle& i_rArea, |
| const TabAlignment i_eTargetAlignment |
| ) const; |
| |
| |
| Size getReferenceSize() const { return m_aReference.GetSize(); } |
| const Rectangle& |
| getReference() const { return m_aReference; } |
| |
| private: |
| // the normalized reference area |
| Rectangle m_aReference; |
| }; |
| |
| //================================================================================================================== |
| //= TabBarGeometry |
| //================================================================================================================== |
| class TabBarGeometry_Impl; |
| class TabBarGeometry |
| { |
| public: |
| TabBarGeometry( const TabItemContent i_eItemContent ); |
| ~TabBarGeometry(); |
| |
| // retrieves the rectangle to be occupied by the button for scrolling backward through the items |
| const Rectangle& getButtonBackRect() const { return m_aButtonBackRect; } |
| // retrieves the rectangle to be occupied by the items |
| const Rectangle& getItemsRect() const { return m_aItemsRect; } |
| // retrieves the rectangle to be occupied by the button for scrolling forward through the items |
| const Rectangle& getButtonForwardRect() const { return m_aButtonForwardRect; } |
| |
| inline TabItemContent |
| getItemContent() const { return m_eTabItemContent; } |
| inline void setItemContent( const TabItemContent i_eItemContent ) { m_eTabItemContent = i_eItemContent; } |
| |
| /** adjusts the sizes of the buttons and the item's playground, plus the sizes of the items |
| */ |
| void relayout( const Size& i_rActualOutputSize, ItemDescriptors& io_rItems ); |
| |
| /** calculates the optimal size of the tab bar, depending on the item's sizes |
| */ |
| Size getOptimalSize( ItemDescriptors& io_rItems, const bool i_bMinimalSize ) const; |
| |
| /** retrieves the position where the first item should start, relative to the item rect |
| */ |
| Point getFirstItemPosition() const; |
| |
| private: |
| bool impl_fitItems( ItemDescriptors& io_rItems ) const; |
| |
| private: |
| /// specifies the content to be displayed in the tab items |
| TabItemContent m_eTabItemContent; |
| /// specifies the inset to be used in the items area, depends on the actual alignment |
| SvBorder m_aItemsInset; |
| // the (logical) rectangle to be used for the "back" button, empty if the button is not needed |
| Rectangle m_aButtonBackRect; |
| // the (logical) rectangle to be used for the items |
| Rectangle m_aItemsRect; |
| // the (logical) rectangle to be used for the "forward" button, empty if the button is not needed |
| Rectangle m_aButtonForwardRect; |
| }; |
| |
| //...................................................................................................................... |
| } // namespace svt |
| //...................................................................................................................... |
| |
| #endif // TABBARGEOMETRY_HXX |