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CPdrDevice Class Reference

class CPdrDevice : public CPrinterDevice

Inherits from

CPdrDevice
- CPrinterDevice
  - CGraphicsDevice
    - CBase

Public Member Functions
	~CPdrDevice ()
IMPORT_C TDisplayMode	DisplayMode ()
IMPORT_C TInt	Flags ()
IMPORT_C TInt	FontHeightInTwips ( TInt , TInt )
IMPORT_C TInt	GetNearestFontInTwips ( CFont *&, const TFontSpec &)
IMPORT_C TInt	GetNearestFontToDesignHeightInTwips ( CFont *&, const TFontSpec &)
IMPORT_C TInt	GetNearestFontToMaxHeightInTwips ( CFont *&, const TFontSpec &, TInt )
IMPORT_C TInt	GetPalette ( CPalette *&)
IMPORT_C TInt	HorizontalPixelsToTwips ( TInt )
IMPORT_C TInt	HorizontalTwipsToPixels ( TInt )
IMPORT_C TPrinterModelEntry	Model ()
IMPORT_C TInt	NumTypefaces ()
IMPORT_C TPoint	OffsetInPixels ()
IMPORT_C void	PaletteAttributes ( TBool &, TInt &)
IMPORT_C TRect	PrintablePageInPixels ()
IMPORT_C void	ReleaseFont ( CFont *)
IMPORT_C void	SelectPageSpecInTwips (const TPageSpec &)
IMPORT_C TInt	SetModel (const TPrinterModelHeader &, CStreamStore &)
IMPORT_C void	SetPalette ( CPalette *)
IMPORT_C TSize	SizeInPixels ()
IMPORT_C TSize	SizeInTwips ()
IMPORT_C void	TypefaceSupport ( TTypefaceSupport &, TInt )
IMPORT_C TInt	VerticalPixelsToTwips ( TInt )
IMPORT_C TInt	VerticalTwipsToPixels ( TInt )

Protected Member Functions
	CPdrDevice ()
IMPORT_C TSize	KPixelSizeInTwips ()

Private Member Functions
void	DoSetModelL ()

Inherited Functions
	CBase::CBase()
	CBase::Delete(CBase *)
	CBase::Extension_(TUint,TAny &,TAny )
	CBase::operator new(TUint)
	CBase::operator new(TUint,TAny *)
	CBase::operator new(TUint,TLeave)
	CBase::operator new(TUint,TLeave,TUint)
	CBase::operator new(TUint,TUint)
	CBase::~CBase()
	CGraphicsDevice::CreateContext(CGraphicsContext *&)
	CPrinterDevice::CPrinterDevice()
	CPrinterDevice::CreateControlL(CPrinterPort *)
	CPrinterDevice::CurrentPageSpecInTwips()const
	CPrinterDevice::DeleteControl()
	CPrinterDevice::ExternalizePropertiesL(RWriteStream &)const
	CPrinterDevice::InternalizePropertiesL(RReadStream &)
	CPrinterDevice::RestorePropertiesL()
	CPrinterDevice::StorePropertiesL()const
	CPrinterDevice::~CPrinterDevice()

Protected Attributes
TPrinterModelHeader	iModel
CPdrModelInfo *	iModelInfo
CStreamStore *	iStore
CPdrTypefaceStore *	iTypefaceStore

Inherited Attributes
	CPrinterDevice::iControl
	CPrinterDevice::iCurrentPageSpecInTwips

Constructor & Destructor Documentation

CPdrDevice()

IMPORT_C

CPdrDevice

(

)

[protected]

~CPdrDevice()

IMPORT_C

~CPdrDevice

(

)

[virtual]

Member Functions Documentation

DisplayMode()

IMPORT_C TDisplayMode

DisplayMode

(

)

const [virtual]

Gets the display mode of the device.

DoSetModelL()

void

DoSetModelL

(

)

[private]

Flags()

IMPORT_C TInt

Flags

(

)

const

FontHeightInTwips(TInt, TInt)

IMPORT_C TInt	FontHeightInTwips	(	TInt	aTypefaceIndex,
			TInt	aHeightIndex
		)	const [virtual]

Get the height of a font in twips.

The font is identified by typeface and height.

The value returned is rounded up or down to the nearest font height in twips.

Parameters

TInt aTypefaceIndex	An index identifying the typeface, in the range: 0 to (NumTypefaces() - 1).
TInt aHeightIndex	An index identifying the font height, in the range: 0 to (iNumHeights - 1). Note that iNumHeights is in the TTypefaceSupport object returned by TypefaceSupport().

GetNearestFontInTwips(CFont *&, const TFontSpec &)

IMPORT_C TInt	GetNearestFontInTwips	(	CFont *&	aFont,
			const TFontSpec &	aFontSpec
		)

Parameters

CFont *& aFont
const TFontSpec & aFontSpec

GetNearestFontToDesignHeightInTwips(CFont *&, const TFontSpec &)

IMPORT_C TInt	GetNearestFontToDesignHeightInTwips	(	CFont *&	aFont,
			const TFontSpec &	aFontSpec
		)

Parameters

CFont *& aFont
const TFontSpec & aFontSpec

GetNearestFontToMaxHeightInTwips(CFont *&, const TFontSpec &, TInt)

IMPORT_C TInt	GetNearestFontToMaxHeightInTwips	(	CFont *&	aFont,
			const TFontSpec &	aFontSpec,
			TInt	aMaxHeight
		)

Parameters

CFont *& aFont
const TFontSpec & aFontSpec
TInt aMaxHeight

GetPalette(CPalette *&)

IMPORT_C TInt

GetPalette

(

CPalette *&

aPalette

)

const [virtual]

Gets the device's current palette.

This function is only supported if the device has a modifiable palette, which can be determined by calling PaletteAttributes() .

Parameters

CPalette *& aPalette

On return, holds the device's current palette.

HorizontalPixelsToTwips(TInt)

IMPORT_C TInt

HorizontalPixelsToTwips

(

TInt

aPixels

)

const

Parameters

TInt aPixels

HorizontalTwipsToPixels(TInt)

IMPORT_C TInt

HorizontalTwipsToPixels

(

TInt

aTwips

)

const

Parameters

TInt aTwips

KPixelSizeInTwips()

IMPORT_C TSize

KPixelSizeInTwips

(

)

const [protected, virtual]

Model()

IMPORT_C TPrinterModelEntry

Model

(

)

const [virtual]

Gets the printer model entry.

NumTypefaces()

IMPORT_C TInt

NumTypefaces

(

)

const [virtual]

Gets the number of typefaces supported by the graphics device.

OffsetInPixels()

IMPORT_C TPoint

OffsetInPixels

(

)

PaletteAttributes(TBool &, TInt &)

IMPORT_C void	PaletteAttributes	(	TBool &	aModifiable,
			TInt &	aNumEntries
		)	const [virtual]

Gets the palette attributes of the device.

Parameters

TBool & aModifiable	On return, holds information on whether or not the device's palette is modifiable (ETrue) or fixed (EFalse).
TInt & aNumEntries	On return, holds the number of entries in the device's palette.

PrintablePageInPixels()

IMPORT_C TRect

PrintablePageInPixels

(

)

const [virtual]

ReleaseFont(CFont *)

IMPORT_C void

ReleaseFont

(

CFont *

aFont

)

Parameters

CFont * aFont

SelectPageSpecInTwips(const TPageSpec &)

IMPORT_C void

SelectPageSpecInTwips

(

const TPageSpec &

aPageSpec

)

[virtual]

Sets the page specification in twips.

Parameters

const TPageSpec & aPageSpec

The page specification in twips.

SetModel(const TPrinterModelHeader &, CStreamStore &)

IMPORT_C TInt	SetModel	(	const TPrinterModelHeader &	aModel,
			CStreamStore &	aStore
		)	[virtual]

Sets the printer model header and the store.

Parameters

const TPrinterModelHeader & aModel	The printer model header.
CStreamStore & aStore	The store.

SetPalette(CPalette *)

IMPORT_C void

SetPalette

(

CPalette *

aPalette

)

[virtual]

Sets the device's palette.

Setting the palette is only possible if the device has a modifiable palette, which can be determined by calling PaletteAttributes() .

Parameters

CPalette * aPalette

The new palette for the device.

SizeInPixels()

IMPORT_C TSize

SizeInPixels

(

)

const [virtual]

Gets the size of the device area in pixels.

SizeInTwips()

IMPORT_C TSize

SizeInTwips

(

)

const [virtual]

Gets the size of the device area in twips.

TypefaceSupport(TTypefaceSupport &, TInt)

IMPORT_C void	TypefaceSupport	(	TTypefaceSupport &	aTypefaceSupport,
			TInt	aTypefaceIndex
		)	const [virtual]

Gets typeface information for a specified typeface.

This information is returned in aTypefaceSupport, and includes:

the typeface name and typeface attributes

the number of font heights

the maximum and minimum font heights

whether it is a scalable typeface

NumTypefaces()

Parameters

TTypefaceSupport & aTypefaceSupport	On return, contains the typeface information.
TInt aTypefaceIndex	A typeface index number, in the range: zero to (NumTypefaces() - 1).

VerticalPixelsToTwips(TInt)

IMPORT_C TInt

VerticalPixelsToTwips

(

TInt

aPixels

)

const

Parameters

TInt aPixels

VerticalTwipsToPixels(TInt)

IMPORT_C TInt

VerticalTwipsToPixels

(

TInt

aTwips

)

const

Parameters

TInt aTwips

Member Data Documentation

TPrinterModelHeader iModel

TPrinterModelHeader

iModel

[protected]

CPdrModelInfo * iModelInfo

CPdrModelInfo *

iModelInfo

[protected]

CStreamStore * iStore

CStreamStore *

iStore

[protected]

CPdrTypefaceStore * iTypefaceStore

CPdrTypefaceStore *

iTypefaceStore

[protected]