Inheritance diagram for Titanic::OSScreenManager:

Public Member Functions
	OSScreenManager (TitanicEngine *vm)

void	setMode (int width, int height, int bpp, uint numBackSurfaces, bool flag2) override

void	drawCursors () override

CVideoSurface *	lockSurface (SurfaceNum surfaceNum) override

void	unlockSurface (CVideoSurface *surface) override

CVideoSurface *	getSurface (SurfaceNum surfaceNum) const override

CVideoSurface *	getFrontRenderSurface () const override

void	fillRect (SurfaceNum surfaceNum, Rect *rect, byte r, byte g, byte b) override

void	blitFrom (SurfaceNum surfaceNum, CVideoSurface src, const Point destPos, const Rect *srcRect=nullptr) override

void	blitFrom (SurfaceNum surfaceNum, const Rect rect, CVideoSurface src, int v=0) override

int	writeString (int surfaceNum, const Rect &destRect, int yOffset, const CString &str, CTextCursor *textCursor) override

void	writeString (int surfaceNum, const Point &destPos, const Rect &clipRect, const CString &str, int lineWidth=0) override

void	setFontColor (byte r, byte g, byte b) override

int	getTextBounds (const CString &str, int maxWidth, Point *sizeOut=nullptr) const override

int	getFontHeight () const override

int	stringWidth (const CString &str) override

void	frameRect (SurfaceNum surfaceNum, const Rect &rect, byte r, byte g, byte b) override

void	clearSurface (SurfaceNum surfaceNum, Rect *bounds) override

void	resizeSurface (CVideoSurface *surface, int width, int height, int bpp=16) override

CVideoSurface *	createSurface (int w, int h, int bpp=16) override

CVideoSurface *	createSurface (const CResourceKey &key) override

void	showCursor () override

void	hideCursor () override

Public Attributes
int	_field48

int	_field4C

int	_field50

int	_field54

STFont	_fonts [4]

Member Function Documentation

◆ setMode()

void Titanic::OSScreenManager::setMode	(	int	width,
		int	height,
		int	bpp,
		uint	numBackSurfaces,
		bool	flag2
	)

overridevirtual

Sets the video mode

Implements Titanic::CScreenManager.

◆ drawCursors()

void Titanic::OSScreenManager::drawCursors ( )

overridevirtual

Handles drawing the cursors

Implements Titanic::CScreenManager.

◆ lockSurface()

CVideoSurface* Titanic::OSScreenManager::lockSurface ( SurfaceNum surfaceNum )

overridevirtual

Locks a specified surface number for access and returns a pointer to it

Implements Titanic::CScreenManager.

◆ unlockSurface()

void Titanic::OSScreenManager::unlockSurface ( CVideoSurface * surface )

overridevirtual

Unlocks a previously locked surface

Implements Titanic::CScreenManager.

◆ getSurface()

CVideoSurface* Titanic::OSScreenManager::getSurface ( SurfaceNum surfaceNum ) const

overridevirtual

Gets a specified surface number

Implements Titanic::CScreenManager.

◆ getFrontRenderSurface()

CVideoSurface* Titanic::OSScreenManager::getFrontRenderSurface ( ) const

inlineoverridevirtual

Return the front render surface

Implements Titanic::CScreenManager.

◆ fillRect()

void Titanic::OSScreenManager::fillRect	(	SurfaceNum	surfaceNum,
		Rect *	rect,
		byte	r,
		byte	g,
		byte	b
	)

overridevirtual

Fill an area with a specific color

Implements Titanic::CScreenManager.

◆ blitFrom() [1/2]

void Titanic::OSScreenManager::blitFrom	(	SurfaceNum	surfaceNum,
		CVideoSurface *	src,
		const Point *	destPos,
		const Rect *	srcRect = `nullptr`
	)

overridevirtual

Blits a surface onto one of the screen surfaces

Implements Titanic::CScreenManager.

◆ blitFrom() [2/2]

void Titanic::OSScreenManager::blitFrom	(	SurfaceNum	surfaceNum,
		const Rect *	rect,
		CVideoSurface *	src,
		int	v = `0`
	)

overridevirtual

Blits a surface onto one of the screen surfaces

Implements Titanic::CScreenManager.

◆ writeString() [1/2]

int Titanic::OSScreenManager::writeString	(	int	surfaceNum,
		const Rect &	destRect,
		int	yOffset,
		const CString &	str,
		CTextCursor *	textCursor
	)

overridevirtual

Write a string

Parameters

surfaceNum	Destination surface
destRect	Bounds within dest surface
yOffset	Y offset for drawing, to allow for parts of the text to be scrolled off-screen
str	Line or lines to write
textCursor	Optional text cursor pointer

Implements Titanic::CScreenManager.

◆ writeString() [2/2]

void Titanic::OSScreenManager::writeString	(	int	surfaceNum,
		const Point &	destPos,
		const Rect &	clipRect,
		const CString &	str,
		int	lineWidth = `0`
	)

overridevirtual

Write a string

Parameters

surfaceNum	Destination surface
destPos	Position to start writing text at
clipRect	Clipping area to constrain text to
str	Line or lines to write
lineWidth	Width in pixels of the string, if known.

Implements Titanic::CScreenManager.

◆ setFontColor()

void Titanic::OSScreenManager::setFontColor	(	byte	r,
		byte	g,
		byte	b
	)

overridevirtual

Set the font color

Implements Titanic::CScreenManager.

◆ getTextBounds()

int Titanic::OSScreenManager::getTextBounds	(	const CString &	str,
		int	maxWidth,
		Point *	sizeOut = `nullptr`
	)		const

overridevirtual

Get the text area a string will fit into

Parameters

str	String
maxWidth	Maximum width in pixels
sizeOut	Optional pointer to output size

Returns: Required height

Implements Titanic::CScreenManager.

◆ getFontHeight()

int Titanic::OSScreenManager::getFontHeight ( ) const

overridevirtual

Get the current font height

Implements Titanic::CScreenManager.

◆ stringWidth()

int Titanic::OSScreenManager::stringWidth ( const CString & str )

overridevirtual

Returns the width of a given string in pixels

Implements Titanic::CScreenManager.

◆ frameRect()

void Titanic::OSScreenManager::frameRect	(	SurfaceNum	surfaceNum,
		const Rect &	rect,
		byte	r,
		byte	g,
		byte	b
	)

overridevirtual

Draws a frame enclosing the specified area

Implements Titanic::CScreenManager.

◆ clearSurface()

void Titanic::OSScreenManager::clearSurface	(	SurfaceNum	surfaceNum,
		Rect *	bounds
	)

overridevirtual

Clear a portion of the screen surface

Implements Titanic::CScreenManager.

◆ resizeSurface()

void Titanic::OSScreenManager::resizeSurface	(	CVideoSurface *	surface,
		int	width,
		int	height,
		int	bpp = `16`
	)

overridevirtual

Resize the passed surface

Implements Titanic::CScreenManager.

◆ createSurface() [1/2]

CVideoSurface* Titanic::OSScreenManager::createSurface	(	int	w,
		int	h,
		int	bpp = `16`
	)

overridevirtual

Creates a surface of a given size

Implements Titanic::CScreenManager.

◆ createSurface() [2/2]

CVideoSurface* Titanic::OSScreenManager::createSurface ( const CResourceKey & key )

overridevirtual

Creates a surface from a specified resource

Implements Titanic::CScreenManager.

◆ showCursor()

void Titanic::OSScreenManager::showCursor ( )

overridevirtual

Show the mouse cursor

Implements Titanic::CScreenManager.

◆ hideCursor()

void Titanic::OSScreenManager::hideCursor ( )

overridevirtual

Hide the mouse cursor

Implements Titanic::CScreenManager.

The documentation for this class was generated from the following file:

engines/titanic/support/screen_manager.h

Public Member Functions

Public Attributes

Member Function Documentation

◆ setMode()

◆ drawCursors()

◆ lockSurface()

◆ unlockSurface()

◆ getSurface()

◆ getFrontRenderSurface()

◆ fillRect()

◆ blitFrom() [1/2]

◆ blitFrom() [2/2]

◆ writeString() [1/2]

◆ writeString() [2/2]

◆ setFontColor()

◆ getTextBounds()

◆ getFontHeight()

◆ stringWidth()

◆ frameRect()

◆ clearSurface()

◆ resizeSurface()

◆ createSurface() [1/2]

◆ createSurface() [2/2]

◆ showCursor()

◆ hideCursor()