in the middle of working on 1.70. Now compiles in Visual Studio.net

2002-03-30 20:00:13 +00:00
parent 1c6533c283
commit d2eeed810c
72 changed files with 2726 additions and 1321 deletions
@@ -0,0 +1,166 @@
+#include "stdafx.h"
+/*
+-----------------------------------------------------------------------------
+ Class: Font
+
+ Desc: See header.
+
+ Copyright (c) 2001-2002 by the names listed below.  All rights reserved.
+	Chris Danford
+-----------------------------------------------------------------------------
+*/
+
+#include "Font.h"
+#include "IniFile.h"
+#include <stdio.h>
+#include "RageTextureManager.h"
+#include "RageUtil.h"
+#include "RageHelper.h"
+
+
+Font::Font( const CString &sFontFilePath )
+{
+	//HELPER.Log( "Font::LoadFromFontName(%s)", sFontFilePath );
+	for( int i=0; i<MAX_FONT_CHARS; i++ )
+	{
+		m_iCharToFrameNo[i] = -1;
+		m_iFrameNoToWidth[i] = -1;
+	}
+
+	m_iRefCount = 1;
+
+	m_sFontFilePath = sFontFilePath;	// save 
+
+
+	//
+	// Split for the directory.  We'll need it below
+	//
+	CString sFontDir, sFontFileName, sFontExtension;
+	splitrelpath( sFontFilePath, sFontDir, sFontFileName, sFontExtension );
+
+	//
+	// Read .font file
+	//
+	IniFile ini;
+	ini.SetPath( m_sFontFilePath );
+	if( !ini.ReadFile() )
+		HELPER.FatalError( ssprintf("Error opening Font file '%s'.", m_sFontFilePath) );
+
+
+	//
+	// load texture
+	//
+	CString sTextureFile = ini.GetValue( "Font", "Texture" );
+	if( sTextureFile == "" )
+		HELPER.FatalError( ssprintf("Error reading  value 'Texture' from %s.", m_sFontFilePath) );
+
+	m_sTexturePath = sFontDir + sTextureFile;	// save the path of the new texture
+	m_sTexturePath.MakeLower();
+
+	// is this the first time the texture is being loaded?
+	bool bFirstTimeBeingLoaded = !TEXTURE->IsTextureLoaded( m_sTexturePath );
+
+
+	m_pTexture = TEXTURE->LoadTexture( m_sTexturePath, 0, false );
+	assert( m_pTexture != NULL );
+
+
+	//
+	// find out what characters are in this font
+	//
+	CString sCharacters = ini.GetValue( "Font", "Characters" );
+	if( sCharacters != "" )		// the creator supplied characters
+	{
+		// sanity check
+		if( sCharacters.GetLength() != (int)m_pTexture->GetNumFrames() )
+			HELPER.FatalError( ssprintf("The characters in '%s' does not match the number of frames in the texture.", m_sFontFilePath) );
+
+		// set the char to frame number map
+		for( int i=0; i<sCharacters.GetLength(); i++ )
+		{
+			char c = sCharacters[i];
+			int iFrameNo = i; 
+
+			m_iCharToFrameNo[c] = iFrameNo;
+		}
+	}
+	else	// the font file creator did not supply characters.  Assume this is a full low ASCII set.
+	{
+		for( int i=0; i<MAX_FONT_CHARS; i++ )
+			m_iCharToFrameNo[i] = i;
+	}
+
+
+	//
+	// load character widths
+	//
+	CString sWidthsValue = ini.GetValue( "Font", "Widths" );
+	if( sWidthsValue != "" )		// the creator supplied witdths
+	{
+		CStringArray arrayCharWidths;
+		split( sWidthsValue, ",", arrayCharWidths );
+
+		if( arrayCharWidths.GetSize() != (int)m_pTexture->GetNumFrames() )
+			HELPER.FatalError( ssprintf("The number of widths specified in '%s' (%d) do not match the number of frames in the texture (%u).", m_sFontFilePath, arrayCharWidths.GetSize(), m_pTexture->GetNumFrames()) );
+
+		for( int i=0; i<arrayCharWidths.GetSize(); i++ )
+		{
+			m_iFrameNoToWidth[i] = atoi( arrayCharWidths[i] );
+		}
+
+	}
+	else	// The font file creator didn't supply widths.  Assume each character is the width of the frame.
+	{
+		for( int i=0; i<(int)m_pTexture->GetNumFrames(); i++ )
+		{
+			m_iFrameNoToWidth[i] = m_pTexture->GetSourceFrameWidth();
+		}
+	}
+
+
+	//
+	// Tweak the textures frame rectangles so we don't draw extra 
+	// to the left and right of the character, saving us fill rate.
+	//
+	if( bFirstTimeBeingLoaded )
+	{
+		for( int i=0; i<(int)m_pTexture->GetNumFrames(); i++ )
+		{
+			FRECT* pFrect = m_pTexture->GetTextureCoordRect( i );
+
+			float fPixelsToChopOff = (float)m_iFrameNoToWidth[i] - m_pTexture->GetSourceFrameWidth();
+			float fTexCoordsToChopOff = fPixelsToChopOff / m_pTexture->GetSourceWidth();
+
+			pFrect->left  -= fTexCoordsToChopOff/2;
+			pFrect->right += fTexCoordsToChopOff/2;
+		}
+	}
+
+}
+
+
+Font::~Font()
+{
+	if( m_pTexture != NULL )
+		TEXTURE->UnloadTexture( m_sTexturePath );
+}
+
+
+int Font::GetLineWidthInSourcePixels( LPCTSTR szLine, int iLength )
+{
+	int iLineWidth = 0;
+	
+	for( int i=0; i<iLength; i++ )
+	{
+		const char c = szLine[i];
+		const int iFrameNo = m_iCharToFrameNo[c];
+		if( iFrameNo == -1 )	// this font doesn't impelemnt this character
+			HELPER.FatalError( ssprintf("The font '%s' does not implement the character '%c'", m_sFontFilePath, c) );
+
+		iLineWidth += m_iFrameNoToWidth[iFrameNo];
+	}
+
+	return iLineWidth;
+}
+
+