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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/*
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Copyright (C) 2013 Birunthan Mohanathas
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef RM_GFX_TEXTFORMAT_H_
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#define RM_GFX_TEXTFORMAT_H_
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#include <Windows.h>
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namespace Gfx {
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class FontCollection;
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enum class HorizontalAlignment : BYTE
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{
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Left,
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Center,
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Right
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};
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enum class VerticalAlignment : BYTE
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{
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Top,
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Center,
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Bottom
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};
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// Represents the logical font properties used to format text.
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class __declspec(novtable) TextFormat
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{
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public:
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virtual ~TextFormat();
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// Returns true if this TextFormat object is valid for use in draw operations.
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virtual bool IsInitialized() const = 0;
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// Sets the logical properties of the font to use. If the font is not found in the system font
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// collection, the given |fontCollection| is also searched. |fontCollection| may be nullptr.
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virtual void SetProperties(
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const WCHAR* fontFamily, int size, bool bold, bool italic,
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const FontCollection* fontCollection) = 0;
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// Sets the trimming and wrapping of the text. If |trim| is true, subsequent draws using this
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// TextFormat object will produce clipped text with an ellipsis if the text overflows the
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// bounding rectangle.
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virtual void SetTrimming(bool trim) = 0;
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virtual void SetHorizontalAlignment(HorizontalAlignment alignment);
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HorizontalAlignment GetHorizontalAlignment() const { return m_HorizontalAlignment; }
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virtual void SetVerticalAlignment(VerticalAlignment alignment);
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VerticalAlignment GetVerticalAlignment() const { return m_VerticalAlignment; }
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protected:
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TextFormat();
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private:
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TextFormat(const TextFormat& other) {}
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HorizontalAlignment m_HorizontalAlignment;
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VerticalAlignment m_VerticalAlignment;
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};
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} // namespace Gfx
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#endif |