Source code of Windows XP (NT5)
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//-----------------------------------------------------------------------------
// File: D3DFont.h
//
// Desc: Texture-based font class
//
//@@BEGIN_MSINTERNAL
//
// Hist: 06.01.00 - mwetzel - Last modified
//
//@@END_MSINTERNAL
// Copyright (c) 1999-2000 Microsoft Corporation. All rights reserved.
//-----------------------------------------------------------------------------
#ifndef D3DFONT_H
#define D3DFONT_H
#include <tchar.h>
#include <D3D8.h>
// Font creation flags
#define D3DFONT_BOLD 0x0001
#define D3DFONT_ITALIC 0x0002
// Font rendering flags
#define D3DFONT_CENTERED 0x0001
#define D3DFONT_TWOSIDED 0x0002
#define D3DFONT_FILTERED 0x0004
//-----------------------------------------------------------------------------
// Name: class CD3DFont
// Desc: Texture-based font class for doing text in a 3D scene.
//-----------------------------------------------------------------------------
class CD3DFont
{
TCHAR m_strFontName[80]; // Font properties
DWORD m_dwFontHeight;
DWORD m_dwFontFlags;
LPDIRECT3DDEVICE8 m_pd3dDevice; // A D3DDevice used for rendering
LPDIRECT3DTEXTURE8 m_pTexture; // The d3d texture for this font
LPDIRECT3DVERTEXBUFFER8 m_pVB; // VertexBuffer for rendering text
DWORD m_dwTexWidth; // Texture dimensions
DWORD m_dwTexHeight;
FLOAT m_fTextScale;
FLOAT m_fTexCoords[128-32][4];
// Stateblocks for setting and restoring render states
DWORD m_dwSavedStateBlock;
DWORD m_dwDrawTextStateBlock;
public:
// 2D and 3D text drawing functions
HRESULT DrawText( FLOAT x, FLOAT y, DWORD dwColor,
TCHAR* strText, DWORD dwFlags=0L );
HRESULT DrawTextScaled( FLOAT x, FLOAT y, FLOAT z,
FLOAT fXScale, FLOAT fYScale, DWORD dwColor,
TCHAR* strText, DWORD dwFlags=0L );
HRESULT Render3DText( TCHAR* strText, DWORD dwFlags=0L );
// Function to get extent of text
HRESULT GetTextExtent( TCHAR* strText, SIZE* pSize );
// Initializing and destroying device-dependent objects
HRESULT InitDeviceObjects( LPDIRECT3DDEVICE8 pd3dDevice );
HRESULT RestoreDeviceObjects();
HRESULT InvalidateDeviceObjects();
HRESULT DeleteDeviceObjects();
// Constructor / destructor
CD3DFont( TCHAR* strFontName, DWORD dwHeight, DWORD dwFlags=0L );
~CD3DFont();
};
#endif