{

Vertex_t() {}

Vertex_t( const Vector2D &pos, const Vector2D &coord = Vector2D( 0, 0 ) )

{

m_Position = pos;

m_TexCoord = coord;

}

void Init( const Vector2D &pos, const Vector2D &coord = Vector2D( 0, 0 ) )

{

m_Position = pos;

m_TexCoord = coord;

}

Vector2D m_Position;

Vector2D m_TexCoord;

{

// Use the "additive" value from the scheme file

FONT_DRAW_DEFAULT = 0,

// Overrides

FONT_DRAW_NONADDITIVE,

FONT_DRAW_ADDITIVE,

FONT_DRAW_TYPE_COUNT = 2,

{

// In:

FontDrawType_t drawType;

wchar_t ch;

// Out

bool valid;

// In/Out (true by default)

bool shouldclip;

// Text pos

int x, y;

// Top left and bottom right

Vertex_t verts[ 2 ];

int textureId;

int abcA;

int abcB;

int abcC;

int fontTall;

vgui::HFont currentFont;

{

int x0;

int y0;

int x1;

int y1;

{

public:

// call to Shutdown surface; surface can no longer be used after this is called

virtual void Shutdown() = 0;

// frame

virtual void RunFrame() = 0;

// hierarchy root

virtual vgui::VPANEL GetEmbeddedPanel() = 0;

virtual void SetEmbeddedPanel( vgui::VPANEL pPanel ) = 0;

// drawing context

virtual void PushMakeCurrent(vgui::VPANEL panel, bool useInsets) = 0;

virtual void PopMakeCurrent(vgui::VPANEL panel) = 0;

// rendering functions

virtual void DrawSetColor(int r, int g, int b, int a) = 0;

virtual void DrawSetColor(Color col) = 0;

virtual void DrawFilledRect(int x0, int y0, int x1, int y1) = 0;

virtual void DrawFilledRectArray( IntRect *pRects, int numRects ) = 0;

virtual void DrawOutlinedRect(int x0, int y0, int x1, int y1) = 0;

virtual void DrawLine(int x0, int y0, int x1, int y1) = 0;

virtual void DrawPolyLine(int *px, int *py, int numPoints) = 0;

virtual void DrawSetTextFont(vgui::HFont font) = 0;

virtual void DrawSetTextColor(int r, int g, int b, int a) = 0;

virtual void DrawSetTextColor(Color col) = 0;

virtual void DrawSetTextPos(int x, int y) = 0;

virtual void DrawGetTextPos(int& x,int& y) = 0;

virtual void DrawPrintText(const wchar_t *text, int textLen, FontDrawType_t drawType = FONT_DRAW_DEFAULT ) = 0;

virtual void DrawUnicodeChar(wchar_t wch, FontDrawType_t drawType = FONT_DRAW_DEFAULT ) = 0;

virtual void DrawFlushText() = 0; // flushes any buffered text (for rendering optimizations)

virtual vgui::IHTML *CreateHTMLWindow(vgui::IHTMLEvents *events,vgui::VPANEL context)=0;

virtual void PaintHTMLWindow(vgui::IHTML *htmlwin) =0;

virtual void DeleteHTMLWindow(vgui::IHTML *htmlwin)=0;

virtual int DrawGetTextureId( char const *filename ) = 0;

virtual bool DrawGetTextureFile(int id, char *filename, int maxlen ) = 0;

virtual void DrawSetTextureFile(int id, const char *filename, int hardwareFilter, bool forceReload) = 0;

virtual void DrawSetTextureRGBA(int id, const unsigned char *rgba, int wide, int tall, int hardwareFilter, bool forceReload)=0;

virtual void DrawSetTexture(int id) = 0;

virtual void DrawGetTextureSize(int id, int &wide, int &tall) = 0;

virtual void DrawTexturedRect(int x0, int y0, int x1, int y1) = 0;

virtual bool IsTextureIDValid(int id) = 0;

virtual int CreateNewTextureID( bool procedural = false ) = 0;

#ifdef _XBOX

virtual void DestroyTextureID( int id ) = 0;

virtual bool IsCachedForRendering( int id, bool bSyncWait ) = 0;

virtual void CopyFrontBufferToBackBuffer() = 0;

virtual void UncacheUnusedMaterials() = 0;

#endif

virtual void GetScreenSize(int &wide, int &tall) = 0;

virtual void SetAsTopMost(vgui::VPANEL panel, bool state) = 0;

virtual void BringToFront(vgui::VPANEL panel) = 0;

virtual void SetForegroundWindow (vgui::VPANEL panel) = 0;

virtual void SetPanelVisible(vgui::VPANEL panel, bool state) = 0;

virtual void SetMinimized(vgui::VPANEL panel, bool state) = 0;

virtual bool IsMinimized(vgui::VPANEL panel) = 0;

virtual void FlashWindow(vgui::VPANEL panel, bool state) = 0;

virtual void SetTitle(vgui::VPANEL panel, const wchar_t *title) = 0;

virtual void SetAsToolBar(vgui::VPANEL panel, bool state) = 0; // removes the window's task bar entry (for context menu's, etc.)

// windows stuff

virtual void CreatePopup(vgui::VPANEL panel, bool minimised, bool showTaskbarIcon = true, bool disabled = false, bool mouseInput = true , bool kbInput = true) = 0;

virtual void SwapBuffers(vgui::VPANEL panel) = 0;

virtual void Invalidate(vgui::VPANEL panel) = 0;

virtual void SetCursor(vgui::HCursor cursor) = 0;

virtual bool IsCursorVisible() = 0;

virtual void ApplyChanges() = 0;

virtual bool IsWithin(int x, int y) = 0;

virtual bool HasFocus() = 0;

// returns true if the surface supports minimize & maximize capabilities

enum SurfaceFeature_e

{

ANTIALIASED_FONTS = 1,

DROPSHADOW_FONTS = 2,

ESCAPE_KEY = 3,

OPENING_NEW_HTML_WINDOWS = 4,

FRAME_MINIMIZE_MAXIMIZE = 5,

OUTLINE_FONTS = 6,

DIRECT_HWND_RENDER = 7,

};

virtual bool SupportsFeature(SurfaceFeature_e feature) = 0;

// restricts what gets drawn to one panel and it's children

// currently only works in the game

virtual void RestrictPaintToSinglePanel(vgui::VPANEL panel) = 0;

// these two functions obselete, use IInput::SetAppModalSurface() instead

virtual void SetModalPanel(vgui::VPANEL ) = 0;

virtual vgui::VPANEL GetModalPanel() = 0;

virtual void UnlockCursor() = 0;

virtual void LockCursor() = 0;

virtual void SetTranslateExtendedKeys(bool state) = 0;

virtual vgui::VPANEL GetTopmostPopup() = 0;

// engine-only focus handling (replacing WM_FOCUS windows handling)

virtual void SetTopLevelFocus(vgui::VPANEL panel) = 0;

// fonts

// creates an empty handle to a vgui font. windows fonts can be add to this via SetFontGlyphSet().

virtual vgui::HFont CreateFont() = 0;

// adds to the font

enum EFontFlags

{

FONTFLAG_NONE,

FONTFLAG_ITALIC = 0x001,

FONTFLAG_UNDERLINE = 0x002,

FONTFLAG_STRIKEOUT = 0x004,

FONTFLAG_SYMBOL = 0x008,

FONTFLAG_ANTIALIAS = 0x010,

FONTFLAG_GAUSSIANBLUR = 0x020,

FONTFLAG_ROTARY = 0x040,

FONTFLAG_DROPSHADOW = 0x080,

FONTFLAG_ADDITIVE = 0x100,

FONTFLAG_OUTLINE = 0x200,

FONTFLAG_CUSTOM = 0x400, // custom generated font - never fall back to asian compatibility mode

FONTFLAG_BITMAP = 0x800, // compiled bitmap font - no fallbacks

};

virtual bool SetFontGlyphSet(vgui::HFont font, const char *windowsFontName, int tall, int weight, int blur, int scanlines, int flags) = 0;

// adds a custom font file (only supports true type font files (.ttf) for now)

virtual bool AddCustomFontFile(const char *fontName, const char *fontFileName) = 0;

// returns the details about the font

virtual int GetFontTall(vgui::HFont font) = 0;

virtual int GetFontAscent(vgui::HFont font, wchar_t wch) = 0;

virtual bool IsFontAdditive(vgui::HFont font) = 0;

virtual void GetCharABCwide(vgui::HFont font, int ch, int &a, int &b, int &c) = 0;

virtual int GetCharacterWidth(vgui::HFont font, int ch) = 0;

virtual void GetTextSize(vgui::HFont font, const wchar_t *text, int &wide, int &tall) = 0;

// notify icons?!?

virtual vgui::VPANEL GetNotifyPanel() = 0;

virtual void SetNotifyIcon(vgui::VPANEL context, vgui::HTexture icon, vgui::VPANEL panelToReceiveMessages, const char *text) = 0;

// plays a sound

virtual void PlaySound(const char *fileName) = 0;

//!! these functions should not be accessed directly, but only through other vgui items

//!! need to move these to seperate interface

virtual int GetPopupCount() = 0;

virtual vgui::VPANEL GetPopup(int index) = 0;

virtual bool ShouldPaintChildPanel(vgui::VPANEL childPanel) = 0;

virtual bool RecreateContext(vgui::VPANEL panel) = 0;

virtual void AddPanel(vgui::VPANEL panel) = 0;

virtual void ReleasePanel(vgui::VPANEL panel) = 0;

virtual void MovePopupToFront(vgui::VPANEL panel) = 0;

virtual void MovePopupToBack(vgui::VPANEL panel) = 0;

virtual void SolveTraverse(vgui::VPANEL panel, bool forceApplySchemeSettings = false) = 0;

virtual void PaintTraverse(vgui::VPANEL panel) = 0;

virtual void EnableMouseCapture(vgui::VPANEL panel, bool state) = 0;

// returns the size of the workspace

virtual void GetWorkspaceBounds(int &x, int &y, int &wide, int &tall) = 0;

// gets the absolute coordinates of the screen (in windows space)

virtual void GetAbsoluteWindowBounds(int &x, int &y, int &wide, int &tall) = 0;

// gets the base resolution used in proportional mode

virtual void GetProportionalBase( int &width, int &height ) = 0;

virtual void CalculateMouseVisible() = 0;

virtual bool NeedKBInput() = 0;

virtual bool HasCursorPosFunctions() = 0;

virtual void SurfaceGetCursorPos(int &x, int &y) = 0;

virtual void SurfaceSetCursorPos(int x, int y) = 0;

// SRC only functions!!!

virtual void DrawTexturedLine( const Vertex_t &a, const Vertex_t &b ) = 0;

virtual void DrawOutlinedCircle(int x, int y, int radius, int segments) = 0;

virtual void DrawTexturedPolyLine( const Vertex_t *p,int n ) = 0; // (Note: this connects the first and last points).

virtual void DrawTexturedSubRect( int x0, int y0, int x1, int y1, float texs0, float text0, float texs1, float text1 ) = 0;

virtual void DrawTexturedPolygon(int n, Vertex_t *pVertices) = 0;

virtual const wchar_t *GetTitle(vgui::VPANEL panel) = 0;

virtual bool IsCursorLocked( void ) const = 0;

virtual void SetWorkspaceInsets( int left, int top, int right, int bottom ) = 0;

// Lower level char drawing code, call DrawGet then pass in info to DrawRender

virtual bool DrawGetUnicodeCharRenderInfo( wchar_t ch, CharRenderInfo& info ) = 0;

virtual void DrawRenderCharFromInfo( const CharRenderInfo& info ) = 0;

// global alpha setting functions

// affect all subsequent draw calls - shouldn't normally be used directly, only in Panel::PaintTraverse()

virtual void DrawSetAlphaMultiplier( float alpha /* [0..1] */ ) = 0;

virtual float DrawGetAlphaMultiplier() = 0;

// web browser

virtual void SetAllowHTMLJavaScript( bool state ) = 0;

// video mode changing

virtual void OnScreenSizeChanged( int nOldWidth, int nOldHeight ) = 0;

#if !defined( _XBOX )

virtual vgui::HCursor CreateCursorFromFile( char const *curOrAniFile, char const *pPathID = 0 ) = 0;

#endif

// create IVguiMatInfo object ( IMaterial wrapper in VguiMatSurface, NULL in CWin32Surface )

virtual IVguiMatInfo *DrawGetTextureMatInfoFactory( int id ) = 0;

virtual void PaintTraverseEx(vgui::VPANEL panel, bool paintPopups = false ) = 0;

virtual float GetZPos() const = 0;

// From the Xbox

virtual void SetPanelForInput( vgui::VPANEL vpanel ) = 0;

virtual void DrawFilledRectFade( int x0, int y0, int x1, int y1, unsigned int alpha0, unsigned int alpha1, bool bHorizontal ) = 0;

virtual void DrawSetTextureRGBAEx(int id, const unsigned char *rgba, int wide, int tall, ImageFormat imageFormat ) = 0;

virtual void DrawSetTextScale(float sx, float sy) = 0;

virtual bool SetBitmapFontGlyphSet(vgui::HFont font, const char *windowsFontName, float scalex, float scaley, int flags) = 0;

// adds a bitmap font file

virtual bool AddBitmapFontFile(const char *fontFileName) = 0;

// sets a symbol for the bitmap font

virtual void SetBitmapFontName( const char *pName, const char *pFontFilename ) = 0;

// gets the bitmap font filename

virtual const char *GetBitmapFontName( const char *pName ) = 0;

virtual vgui::IImage *GetIconImageForFullPath( char const *pFullPath ) = 0;

virtual void DrawUnicodeString( const wchar_t *pwString, FontDrawType_t drawType = FONT_DRAW_DEFAULT ) = 0;