113 lines
2.6 KiB
C++
113 lines
2.6 KiB
C++
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#include "stdafx.h"
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//-----------------------------------------------------------------------------
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// File: BitmapText.cpp
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//
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// Desc: A font class that draws from a bitmap.
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//
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// Copyright (c) 2001 Chris Danford. All rights reserved.
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//-----------------------------------------------------------------------------
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#include "BitmapText.h"
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#include <assert.h>
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#include "IniFile.h"
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BitmapText::BitmapText()
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{
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}
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BOOL BitmapText::LoadFromFontFile( CString sFontFilePath )
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{
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RageLog( "BitmapText::LoadFromFontFile(%s)", sFontFilePath );
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m_sFontFilePath = sFontFilePath;
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// read font file
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IniFile ini;
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ini.SetPath( m_sFontFilePath );
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if( !ini.ReadFile() )
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RageError( ssprintf("Error opening Font file: %s.", m_sFontFilePath) );
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CString sTexturePath = ini.GetValue( "Font", "Texture" );
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if( sTexturePath == "" )
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RageError( ssprintf("Error reading value 'Texture' from %s.", m_sFontFilePath) );
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this->LoadFromTexture( sTexturePath );
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// fill in our map from characters to frame no
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CString sCharacters = ini.GetValue( "Font", "Characters" );
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if( sCharacters == "" )
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RageError( ssprintf("Error reading value 'Characters' from %s.", m_sFontFilePath) );
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for( int i=0; i<sCharacters.GetLength(); i++ )
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{
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TCHAR c = sCharacters[i];
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m_mapCharToFrameNo[c] = i;
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}
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// Validate that the number of characters we read in is the same as
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// the number of frames in the texture.
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if( sCharacters.GetLength() != (int)this->GetNumStates() )
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RageError( ssprintf("The Font %s specifies %d characters, but the Texture has %d frames.",
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m_sFontFilePath, sCharacters.GetLength(), (int)this->GetNumStates()) );
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ResetWidthAndHeight();
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return TRUE;
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}
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void BitmapText::SetText( CString sText )
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{
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m_sText = sText;
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ResetWidthAndHeight();
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}
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void BitmapText::Draw()
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{
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//RageLog( "BitmapText::Draw()" );
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// UGLY!!!!
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TCHAR c;
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UINT uFrameNo;
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int iNumChars = m_sText.GetLength();
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int iLeftEdge = this->GetLeftEdge();
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int iOriginalCenterX = (int)this->GetX();
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FLOAT fOriginalWidth = m_size.x;
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int iFrameWidth = (int)( m_pTexture->GetFrameWidth() * this->GetZoom() );
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m_size.x = (FLOAT)iFrameWidth;
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// draw each character in the string
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for( int i=0; i<iNumChars; i++ )
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{
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c = m_sText[i];
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// Get what frame in the animation this character is.
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if( !m_mapCharToFrameNo.Lookup(c, uFrameNo) )
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uFrameNo = 0;
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this->SetState( uFrameNo );
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this->SetX( (int)(iLeftEdge + iFrameWidth*(i+0.5f)) );
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Sprite::Draw();
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}
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this->SetX( iOriginalCenterX );
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m_size.x = fOriginalWidth;
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}
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void BitmapText::ResetWidthAndHeight()
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{
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m_size.x = (FLOAT)m_pTexture->GetFrameWidth() * m_sText.GetLength();
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m_size.y = (FLOAT)m_pTexture->GetFrameHeight();
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}
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