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Diffstat (limited to 'svtools/source/toolpanel/tabbargeometry.hxx')
| -rw-r--r-- | svtools/source/toolpanel/tabbargeometry.hxx | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/svtools/source/toolpanel/tabbargeometry.hxx b/svtools/source/toolpanel/tabbargeometry.hxx new file mode 100644 index 000000000000..059d69a3e233 --- /dev/null +++ b/svtools/source/toolpanel/tabbargeometry.hxx @@ -0,0 +1,137 @@ +/************************************************************************* + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * Copyright 2000, 2010 Oracle and/or its affiliates. + * + * OpenOffice.org - a multi-platform office productivity suite + * + * This file is part of OpenOffice.org. + * + * OpenOffice.org is free software: you can redistribute it and/or modify + * it under the terms of the GNU Lesser General Public License version 3 + * only, as published by the Free Software Foundation. + * + * OpenOffice.org 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 Lesser General Public License version 3 for more details + * (a copy is included in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU Lesser General Public License + * version 3 along with OpenOffice.org. If not, see + * <http://www.openoffice.org/license.html> + * for a copy of the LGPLv3 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 |