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include/cinder/Text.h

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00001 /*
00002  Copyright (c) 2010, The Barbarian Group
00003  All rights reserved.
00004 
00005  Redistribution and use in source and binary forms, with or without modification, are permitted provided that
00006  the following conditions are met:
00007 
00008     * Redistributions of source code must retain the above copyright notice, this list of conditions and
00009     the following disclaimer.
00010     * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and
00011     the following disclaimer in the documentation and/or other materials provided with the distribution.
00012 
00013  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
00014  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
00015  PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
00016  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00017  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00018  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00019  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
00020  POSSIBILITY OF SUCH DAMAGE.
00021 */
00022 
00023 #pragma once
00024 
00025 #include "cinder/Cinder.h"
00026 
00027 #include "cinder/Surface.h"
00028 #include "cinder/Font.h"
00029 
00030 #include <vector>
00031 #include <deque>
00032 #include <string>
00033 
00034 namespace cinder {
00035 
00036 #if ! defined( CINDER_COCOA_TOUCH )
00037 class TextLayout {
00038  public:
00044     TextLayout();
00045 
00047     void    clear( const Color &color );
00049     void    clear( const ColorA &color );   
00050     
00052     void    addLine( const std::string &line );
00054     void    addCenteredLine( const std::string &line );
00056     void    addRightLine( const std::string &line );
00058     void    append( const std::string &str );
00059 
00060     void    setFont( const Font &font );
00062     void    setColor( const Color &color );
00064     void    setColor( const ColorA &color );
00066     void    setLeadingOffset( float leadingOffset );
00067 
00069     void    setBorder( int horizontal, int vertical );
00070 
00072     Surface     render( bool useAlpha = false, bool premultiplied = false );
00073     
00074  private:
00075     ColorA  mBackgroundColor;
00076     Font    mCurrentFont;
00077     ColorA  mCurrentColor;
00078     float   mCurrentLeadingOffset;
00079     int     mHorizontalBorder, mVerticalBorder;
00080   
00081     std::deque<shared_ptr<class Line> >     mLines;
00082 };
00083 #endif
00084 
00090 #if defined( CINDER_COCOA_TOUCH )
00091 Surface renderStringPow2( const std::string &str, const Font &font, const ColorA &color, Vec2i *actualSize, float *baselineOffset = 0 );
00092 #else
00093 Surface renderString( const std::string &str, const Font &font, const ColorA &color, float *baselineOffset = 0 );
00094 #endif
00095 
00096 } // namespace cinder