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MyGdiPlus.h
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MyGdiPlus.h
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//////////////////////////////////////////////////////////////////////
// Copyright (C) Microsoft Corporation. All rights reserved.
// GDI+ API
//
// $Id: MyGdiPlus.h,v 1.1 2009/07/30 18:26:04 zhezherun Exp $
#pragma once
namespace Gdip
{
bool IsLoaded();
//////////////////////////////////////////////////////////////////////
// Status return values from GDI+ methods
enum Status
{
Ok = 0,
GenericError = 1,
InvalidParameter = 2,
OutOfMemory = 3,
ObjectBusy = 4,
InsufficientBuffer = 5,
NotImplemented = 6,
Win32Error = 7,
WrongState = 8,
Aborted = 9,
FileNotFound = 10,
ValueOverflow = 11,
AccessDenied = 12,
UnknownImageFormat = 13,
FontFamilyNotFound = 14,
FontStyleNotFound = 15,
NotTrueTypeFont = 16,
UnsupportedGdiplusVersion = 17,
GdiplusNotInitialized = 18,
PropertyNotFound = 19,
PropertyNotSupported = 20
};
//////////////////////////////////////////////////////////////////////
// Encoder parameters
class EncoderParameter
{
public:
GUID Guid; // GUID of the parameter
ULONG NumberOfValues; // Number of the parameter values
ULONG Type; // Value type, like ValueTypeLONG etc.
VOID* Value; // A pointer to the parameter values
};
class EncoderParameters
{
public:
UINT Count; // number of parameters in this structure
EncoderParameter Parameter[1]; // parameter values
};
enum EncoderParameterValueType
{
// 8-bit unsigned int
EncoderParameterValueTypeByte = 1,
// 8-bit byte containing one 7-bit ASCII code. NULL terminated.
EncoderParameterValueTypeASCII = 2,
// 16-bit unsigned int
EncoderParameterValueTypeShort = 3,
// 32-bit unsigned int
EncoderParameterValueTypeLong = 4,
// Two Longs. The first Long is the numerator, the second Long expresses the denomintor.
EncoderParameterValueTypeRational = 5,
// Two longs which specify a range of integer values. The first Long specifies
// the lower end and the second one specifies the higher end. All values
// are inclusive at both ends
EncoderParameterValueTypeLongRange = 6,
// 8-bit byte that can take any value depending on field definition
EncoderParameterValueTypeUndefined = 7,
// Two Rationals. The first Rational specifies the lower end and the second
// specifies the higher end. All values are inclusive at both ends
EncoderParameterValueTypeRationalRange = 8
};
enum EncoderValue
{
EncoderValueColorTypeCMYK,
EncoderValueColorTypeYCCK,
EncoderValueCompressionLZW,
EncoderValueCompressionCCITT3,
EncoderValueCompressionCCITT4,
EncoderValueCompressionRle,
EncoderValueCompressionNone,
EncoderValueScanMethodInterlaced,
EncoderValueScanMethodNonInterlaced,
EncoderValueVersionGif87,
EncoderValueVersionGif89,
EncoderValueRenderProgressive,
EncoderValueRenderNonProgressive,
EncoderValueTransformRotate90,
EncoderValueTransformRotate180,
EncoderValueTransformRotate270,
EncoderValueTransformFlipHorizontal,
EncoderValueTransformFlipVertical,
EncoderValueMultiFrame,
EncoderValueLastFrame,
EncoderValueFlush,
EncoderValueFrameDimensionTime,
EncoderValueFrameDimensionResolution,
EncoderValueFrameDimensionPage
};
class ImageCodecInfo
{
public:
CLSID Clsid;
GUID FormatID;
const WCHAR* CodecName;
const WCHAR* DllName;
const WCHAR* FormatDescription;
const WCHAR* FilenameExtension;
const WCHAR* MimeType;
DWORD Flags;
DWORD Version;
DWORD SigCount;
DWORD SigSize;
const BYTE* SigPattern;
const BYTE* SigMask;
};
//////////////////////////////////////////////////////////////////////
// Image GUIDs
DEFINE_GUID(EncoderCompression, 0xe09d739d,0xccd4,0x44ee,0x8e,0xba,0x3f,0xbf,0x8b,0xe4,0xfc,0x58);
DEFINE_GUID(EncoderColorDepth, 0x66087055,0xad66,0x4c7c,0x9a,0x18,0x38,0xa2,0x31,0x0b,0x83,0x37);
DEFINE_GUID(EncoderScanMethod, 0x3a4e2661,0x3109,0x4e56,0x85,0x36,0x42,0xc1,0x56,0xe7,0xdc,0xfa);
DEFINE_GUID(EncoderVersion, 0x24d18c76,0x814a,0x41a4,0xbf,0x53,0x1c,0x21,0x9c,0xcc,0xf7,0x97);
DEFINE_GUID(EncoderRenderMethod, 0x6d42c53a,0x229a,0x4825,0x8b,0xb7,0x5c,0x99,0xe2,0xb9,0xa8,0xb8);
DEFINE_GUID(EncoderQuality, 0x1d5be4b5,0xfa4a,0x452d,0x9c,0xdd,0x5d,0xb3,0x51,0x05,0xe7,0xeb);
DEFINE_GUID(EncoderTransformation,0x8d0eb2d1,0xa58e,0x4ea8,0xaa,0x14,0x10,0x80,0x74,0xb7,0xb6,0xf9);
DEFINE_GUID(EncoderLuminanceTable,0xedb33bce,0x0266,0x4a77,0xb9,0x04,0x27,0x21,0x60,0x99,0xe7,0x17);
DEFINE_GUID(EncoderChrominanceTable,0xf2e455dc,0x09b3,0x4316,0x82,0x60,0x67,0x6a,0xda,0x32,0x48,0x1c);
DEFINE_GUID(EncoderSaveFlag,0x292266fc,0xac40,0x47bf,0x8c, 0xfc, 0xa8, 0x5b, 0x89, 0xa6, 0x55, 0xde);
Status GetImageEncodersSize(UINT* numEncoders, UINT* size);
Status GetImageEncoders(UINT numEncoders, UINT size, ImageCodecInfo* encoders);
bool GetEncoderClsid(const WCHAR* format, CLSID* pClsid);
//////////////////////////////////////////////////////////////////////
// Image APIs
class Image {};
Status LoadImageFromStream(IStream* stream, Image** image);
Status LoadImageFromFile(const WCHAR* filename, Image** image);
Status LoadImageFromStreamICM(IStream* stream, Image** image);
Status LoadImageFromFileICM(const WCHAR* filename, Image** image);
Status CloneImage(Image* image, Image** cloneImage);
Status DisposeImage(Image* image);
Status SaveImageToFile(Image* image, const WCHAR* filename,
const CLSID* clsidEncoder, const EncoderParameters* encoderParams);
Status SaveImageToStream(Image* image, IStream* stream,
const CLSID* clsidEncoder, const EncoderParameters* encoderParams);
Status SaveAdd(Image* image, const EncoderParameters* encoderParams);
Status SaveAddImage(Image* image, Image* newImage,
const EncoderParameters* encoderParams);
//////////////////////////////////////////////////////////////////////
// Bitmap APIs
class Bitmap : public Image {};
Status CreateBitmapFromStream(IStream* stream, Bitmap** bitmap);
Status CreateBitmapFromFile(const WCHAR* filename, Bitmap** bitmap);
Status CreateBitmapFromStreamICM(IStream* stream, Bitmap** bitmap);
Status CreateBitmapFromFileICM(const WCHAR* filename, Bitmap** bitmap);
Status CreateBitmapFromGdiDib(const BITMAPINFO* gdiBitmapInfo,
VOID* gdiBitmapData, Bitmap** bitmap);
Status CreateBitmapFromHBITMAP(HBITMAP hbm, HPALETTE hpal, Bitmap** bitmap);
Status CreateBitmapFromHICON(HICON hicon, Bitmap** bitmap);
Status CreateBitmapFromResource(HINSTANCE hInstance, const WCHAR* lpBitmapName,
Bitmap** bitmap);
Status BitmapSetResolution(Bitmap* bitmap, float xdpi, float ydpi);
} // namespace Gdip