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IGDIPlus.pas
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IGDIPlus.pas
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{******************************************************************************
Copyright (C) 2008-2018 by Boian Mitov
www.mitov.com
www.igdiplus.org
www.openwire.org
This software is provided 'as-is', without any express or
implied warranty. In no event will the author be held liable
for any damages arising from the use of this software.
Permission is granted to anyone to use this software for any
purpose, including commercial applications, and to alter it
and redistribute it freely, subject to the following
restrictions:
1. The origin of this software must not be misrepresented,
you must not claim that you wrote the original software.
If you use this software in a product, an acknowledgment
in the product documentation would be appreciated but is
not required.
2. Altered source versions must be plainly marked as such, and
must not be misrepresented as being the original software.
3. This notice may not be removed or altered from any source
distribution.
******************************************************************************}
{
IGDIPlus Wiki: http://www.mitov.com/wiki/index.php?title=Unit_IGDIPlus
Jacek Pazera
http://www.pazera-software.com
My mods:
2020.01.15
FPC (Lazarus & CodeTyphon) support.
Required FPC ver. 3.0.2 or newer!
Tested with FPC ver. 3.3.1 (trunk), 3.1.1, 3.0.4, 3.0.2. FPC 3.0.0 - fail!
2020.01.23
Compatibility with Delphi XE2 and XE3.
}
//##HIDDENUNIT##
{$IFNDEF EMBED_IGDI_PLUS}
unit IGDIPlus;
{$ENDIF}
{$IFDEF FPC}
{$mode Delphi}
{$I IGDIPlusAPI_FPC.inc}
{$ENDIF}
{$IFDEF DCC}
{$I IGDIPlusAPI_DCC.inc}
{$ENDIF}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$IFDEF DCC}
{$WARN UNSAFE_TYPE OFF}
{$WARN UNSAFE_CODE OFF}
{$WARN UNSAFE_CAST OFF}
{$ENDIF}
{$IFNDEF MSWINDOWS}
{$DEFINE PURE_FMX}
{$ENDIF}
interface
uses
{$IFDEF MSWINDOWS}
Windows, ActiveX,
{$ENDIF}
{$IFDEF DCC}
{$IFDEF DELPHIXE2_OR_ABOVE}System.UITypes,{$ENDIF} Classes, SysUtils, Graphics, Types;
{$ELSE}
Types,
{$IFDEF HAS_SYSTEM_UITYPES} System.UITypes,{$ENDIF} // <-- FPC ver. 3.2 and UP (fpcsrc: packages\rtl-objpas\src\inc\system.uitypes.pp)
Classes, SysUtils, Graphics, LCLType, LCLIntf;
{$ENDIF}
{$IFDEF FPC}
type
TAlphaColor = Cardinal;
PAlphaColor = ^TAlphaColor;
{$ELSE}
{$IFNDEF HAS_SYSTEM_UITYPES}
type
TAlphaColor = Cardinal;
PAlphaColor = ^TAlphaColor;
{$ENDIF}
{$ENDIF}
{$IFDEF FPC}
// from GDIPAPI.pas ( by hgourvest(at)progdigy.com )
const
{ Metafile Functions }
META_SETBKCOLOR = 513;
META_SETBKMODE = 258;
META_SETMAPMODE = 259;
META_SETROP2 = 260;
META_SETRELABS = 261;
META_SETPOLYFILLMODE = 262;
META_SETSTRETCHBLTMODE = 263;
META_SETTEXTCHAREXTRA = 264;
META_SETTEXTCOLOR = 521;
META_SETTEXTJUSTIFICATION = 522;
META_SETWINDOWORG = 523;
META_SETWINDOWEXT = 524;
META_SETVIEWPORTORG = 525;
META_SETVIEWPORTEXT = 526;
META_OFFSETWINDOWORG = 527;
META_SCALEWINDOWEXT = 1040;
META_OFFSETVIEWPORTORG = 529;
META_SCALEVIEWPORTEXT = 1042;
META_LINETO = 531;
META_MOVETO = 532;
META_EXCLUDECLIPRECT = 1045;
META_INTERSECTCLIPRECT = 1046;
META_ARC = 2071;
META_ELLIPSE = 1048;
META_FLOODFILL = 1049;
META_PIE = 2074;
META_RECTANGLE = 1051;
META_ROUNDRECT = 1564;
META_PATBLT = 1565;
META_SAVEDC = 30;
META_SETPIXEL = 1055;
META_OFFSETCLIPRGN = 544;
META_TEXTOUT = 1313;
META_BITBLT = 2338;
META_STRETCHBLT = 2851;
META_POLYGON = 804;
META_POLYLINE = 805;
META_ESCAPE = 1574;
META_RESTOREDC = 295;
META_FILLREGION = 552;
META_FRAMEREGION = 1065;
META_INVERTREGION = 298;
META_PAINTREGION = 299;
META_SELECTCLIPREGION = 300;
META_SELECTOBJECT = 301;
META_SETTEXTALIGN = 302;
META_CHORD = 2096;
META_SETMAPPERFLAGS = 561;
META_EXTTEXTOUT = 2610;
META_SETDIBTODEV = 3379;
META_SELECTPALETTE = 564;
META_REALIZEPALETTE = 53;
META_ANIMATEPALETTE = 1078;
META_SETPALENTRIES = 55;
META_POLYPOLYGON = 1336;
META_RESIZEPALETTE = 313;
META_DIBBITBLT = 2368;
META_DIBSTRETCHBLT = 2881;
META_DIBCREATEPATTERNBRUSH = 322;
META_STRETCHDIB = 3907;
META_EXTFLOODFILL = 1352;
META_DELETEOBJECT = 496;
META_CREATEPALETTE = 247;
META_CREATEPATTERNBRUSH = 505;
META_CREATEPENINDIRECT = 762;
META_CREATEFONTINDIRECT = 763;
META_CREATEBRUSHINDIRECT = 764;
META_CREATEREGION = 1791;
{ Enhanced metafile record types.}
EMR_HEADER = 1;
EMR_POLYBEZIER = 2;
EMR_POLYGON = 3;
EMR_POLYLINE = 4;
EMR_POLYBEZIERTO = 5;
EMR_POLYLINETO = 6;
EMR_POLYPOLYLINE = 7;
EMR_POLYPOLYGON = 8;
EMR_SETWINDOWEXTEX = 9;
EMR_SETWINDOWORGEX = 10;
EMR_SETVIEWPORTEXTEX = 11;
EMR_SETVIEWPORTORGEX = 12;
EMR_SETBRUSHORGEX = 13;
EMR_EOF = 14;
EMR_SETPIXELV = 15;
EMR_SETMAPPERFLAGS = $10;
EMR_SETMAPMODE = 17;
EMR_SETBKMODE = 18;
EMR_SETPOLYFILLMODE = 19;
EMR_SETROP2 = 20;
EMR_SETSTRETCHBLTMODE = 21;
EMR_SETTEXTALIGN = 22;
EMR_SETCOLORADJUSTMENT = 23;
EMR_SETTEXTCOLOR = 24;
EMR_SETBKCOLOR = 25;
EMR_OFFSETCLIPRGN = 26;
EMR_MOVETOEX = 27;
EMR_SETMETARGN = 28;
EMR_EXCLUDECLIPRECT = 29;
EMR_INTERSECTCLIPRECT = 30;
EMR_SCALEVIEWPORTEXTEX = 31;
EMR_SCALEWINDOWEXTEX = 32;
EMR_SAVEDC = 33;
EMR_RESTOREDC = 34;
EMR_SETWORLDTRANSFORM = 35;
EMR_MODIFYWORLDTRANSFORM = 36;
EMR_SELECTOBJECT = 37;
EMR_CREATEPEN = 38;
EMR_CREATEBRUSHINDIRECT = 39;
EMR_DELETEOBJECT = 40;
EMR_ANGLEARC = 41;
EMR_ELLIPSE = 42;
EMR_RECTANGLE = 43;
EMR_ROUNDRECT = 44;
EMR_ARC = 45;
EMR_CHORD = 46;
EMR_PIE = 47;
EMR_SELECTPALETTE = 48;
EMR_CREATEPALETTE = 49;
EMR_SETPALETTEENTRIES = 50;
EMR_RESIZEPALETTE = 51;
EMR_REALIZEPALETTE = 52;
EMR_EXTFLOODFILL = 53;
EMR_LINETO = 54;
EMR_ARCTO = 55;
EMR_POLYDRAW = 56;
EMR_SETARCDIRECTION = 57;
EMR_SETMITERLIMIT = 58;
EMR_BEGINPATH = 59;
EMR_ENDPATH = 60;
EMR_CLOSEFIGURE = 61;
EMR_FILLPATH = 62;
EMR_STROKEANDFILLPATH = 63;
EMR_STROKEPATH = $40;
EMR_FLATTENPATH = 65;
EMR_WIDENPATH = 66;
EMR_SELECTCLIPPATH = 67;
EMR_ABORTPATH = 68;
EMR_GDICOMMENT = 70;
EMR_FILLRGN = 71;
EMR_FRAMERGN = 72;
EMR_INVERTRGN = 73;
EMR_PAINTRGN = 74;
EMR_EXTSELECTCLIPRGN = 75;
EMR_BITBLT = 76;
EMR_STRETCHBLT = 77;
EMR_MASKBLT = 78;
EMR_PLGBLT = 79;
EMR_SETDIBITSTODEVICE = 80;
EMR_STRETCHDIBITS = 81;
EMR_EXTCREATEFONTINDIRECTW = 82;
EMR_EXTTEXTOUTA = 83;
EMR_EXTTEXTOUTW = 84;
EMR_POLYBEZIER16 = 85;
EMR_POLYGON16 = 86;
EMR_POLYLINE16 = 87;
EMR_POLYBEZIERTO16 = 88;
EMR_POLYLINETO16 = 89;
EMR_POLYPOLYLINE16 = 90;
EMR_POLYPOLYGON16 = 91;
EMR_POLYDRAW16 = 92;
EMR_CREATEMONOBRUSH = 93;
EMR_CREATEDIBPATTERNBRUSHPT = 94;
EMR_EXTCREATEPEN = 95;
EMR_POLYTEXTOUTA = 96;
EMR_POLYTEXTOUTW = 97;
EMR_SETICMMODE = 98;
EMR_CREATECOLORSPACE = 99;
EMR_SETCOLORSPACE = 100;
EMR_DELETECOLORSPACE = 101;
EMR_GLSRECORD = 102;
EMR_GLSBOUNDEDRECORD = 103;
EMR_PIXELFORMAT = 104;
EMR_DRAWESCAPE = 105;
EMR_EXTESCAPE = 106;
EMR_STARTDOC = 107;
EMR_SMALLTEXTOUT = 108;
EMR_FORCEUFIMAPPING = 109;
EMR_NAMEDESCAPE = 110;
EMR_COLORCORRECTPALETTE = 111;
EMR_SETICMPROFILEA = 112;
EMR_SETICMPROFILEW = 113;
EMR_ALPHABLEND = 114;
EMR_ALPHADIBBLEND = 115;
EMR_TRANSPARENTBLT = 116;
EMR_TRANSPARENTDIB = 117;
EMR_GRADIENTFILL = 118;
EMR_SETLINKEDUFIS = 119;
EMR_SETTEXTJUSTIFICATION = 120;
EMR_MAX = 120;
EMR_MIN = 1;
{$ENDIF} // FPC
type
PUINT16 = ^UINT16;
{$IFDEF FPC}PInteger = objpas.PInteger;{$ENDIF} // jacek
{$IFNDEF MSWINDOWS}
UINT = Cardinal;
ULONG = Cardinal;
PROPID = ULONG;
TPropID = PROPID;
TCLSID = TGUID;
PMetaHeader = Pointer;
HRGN = Integer;
LANGID = Integer;
TLogFontA = Integer;
PLogFontA = ^TLogFontA;
TLogFontW = Integer;
PLogFontW = ^TLogFontW;
HDC = Integer;
HWND = Integer;
HFONT = Integer;
HBITMAP = Integer;
HPALETTE = Integer;
HENHMETAFILE = Integer;
HICON = Integer;
BOOL = Integer;
WideString = String;
TBITMAPINFO = record
end;
IStream = interface
end;
const
LANG_NEUTRAL = 0;
MM_ANISOTROPIC = 0;
{$ENDIF} //MSWINDOWS
type TIGPColorNamePair = record
Color : TAlphaColor;
Name : String;
end;
const GPRGBAColorNames : array [ 0..140 ] of TIGPColorNamePair =
(
(Color:$FFF0F8FF; Name:'aclAliceBlue' ),
(Color:$FFFAEBD7; Name:'aclAntiqueWhite' ),
(Color:$FF00FFFF; Name:'aclAqua' ),
(Color:$FF7FFFD4; Name:'aclAquamarine' ),
(Color:$FFF0FFFF; Name:'aclAzure' ),
(Color:$FFF5F5DC; Name:'aclBeige' ),
(Color:$FFFFE4C4; Name:'aclBisque' ),
(Color:$FF000000; Name:'aclBlack' ),
(Color:$FFFFEBCD; Name:'aclBlanchedAlmond' ),
(Color:$FF0000FF; Name:'aclBlue' ),
(Color:$FF8A2BE2; Name:'aclBlueViolet' ),
(Color:$FFA52A2A; Name:'aclBrown' ),
(Color:$FFDEB887; Name:'aclBurlyWood' ),
(Color:$FF5F9EA0; Name:'aclCadetBlue' ),
(Color:$FF7FFF00; Name:'aclChartreuse' ),
(Color:$FFD2691E; Name:'aclChocolate' ),
(Color:$FFFF7F50; Name:'aclCoral' ),
(Color:$FF6495ED; Name:'aclCornflowerBlue' ),
(Color:$FFFFF8DC; Name:'aclCornsilk' ),
(Color:$FFDC143C; Name:'aclCrimson' ),
(Color:$FF00FFFF; Name:'aclCyan' ),
(Color:$FF00008B; Name:'aclDarkBlue' ),
(Color:$FF008B8B; Name:'aclDarkCyan' ),
(Color:$FFB8860B; Name:'aclDarkGoldenrod' ),
(Color:$FFA9A9A9; Name:'aclDarkGray' ),
(Color:$FF006400; Name:'aclDarkGreen' ),
(Color:$FFBDB76B; Name:'aclDarkKhaki' ),
(Color:$FF8B008B; Name:'aclDarkMagenta' ),
(Color:$FF556B2F; Name:'aclDarkOliveGreen' ),
(Color:$FFFF8C00; Name:'aclDarkOrange' ),
(Color:$FF9932CC; Name:'aclDarkOrchid' ),
(Color:$FF8B0000; Name:'aclDarkRed' ),
(Color:$FFE9967A; Name:'aclDarkSalmon' ),
(Color:$FF8FBC8B; Name:'aclDarkSeaGreen' ),
(Color:$FF483D8B; Name:'aclDarkSlateBlue' ),
(Color:$FF2F4F4F; Name:'aclDarkSlateGray' ),
(Color:$FF00CED1; Name:'aclDarkTurquoise' ),
(Color:$FF9400D3; Name:'aclDarkViolet' ),
(Color:$FFFF1493; Name:'aclDeepPink' ),
(Color:$FF00BFFF; Name:'aclDeepSkyBlue' ),
(Color:$FF696969; Name:'aclDimGray' ),
(Color:$FF1E90FF; Name:'aclDodgerBlue' ),
(Color:$FFB22222; Name:'aclFirebrick' ),
(Color:$FFFFFAF0; Name:'aclFloralWhite' ),
(Color:$FF228B22; Name:'aclForestGreen' ),
(Color:$FFFF00FF; Name:'aclFuchsia' ),
(Color:$FFDCDCDC; Name:'aclGainsboro' ),
(Color:$FFF8F8FF; Name:'aclGhostWhite' ),
(Color:$FFFFD700; Name:'aclGold' ),
(Color:$FFDAA520; Name:'aclGoldenrod' ),
(Color:$FF808080; Name:'aclGray' ),
(Color:$FF008000; Name:'aclGreen' ),
(Color:$FFADFF2F; Name:'aclGreenYellow' ),
(Color:$FFF0FFF0; Name:'aclHoneydew' ),
(Color:$FFFF69B4; Name:'aclHotPink' ),
(Color:$FFCD5C5C; Name:'aclIndianRed' ),
(Color:$FF4B0082; Name:'aclIndigo' ),
(Color:$FFFFFFF0; Name:'aclIvory' ),
(Color:$FFF0E68C; Name:'aclKhaki' ),
(Color:$FFE6E6FA; Name:'aclLavender' ),
(Color:$FFFFF0F5; Name:'aclLavenderBlush' ),
(Color:$FF7CFC00; Name:'aclLawnGreen' ),
(Color:$FFFFFACD; Name:'aclLemonChiffon' ),
(Color:$FFADD8E6; Name:'aclLightBlue' ),
(Color:$FFF08080; Name:'aclLightCoral' ),
(Color:$FFE0FFFF; Name:'aclLightCyan' ),
(Color:$FFFAFAD2; Name:'aclLightGoldenrodYellow' ),
(Color:$FFD3D3D3; Name:'aclLightGray' ),
(Color:$FF90EE90; Name:'aclLightGreen' ),
(Color:$FFFFB6C1; Name:'aclLightPink' ),
(Color:$FFFFA07A; Name:'aclLightSalmon' ),
(Color:$FF20B2AA; Name:'aclLightSeaGreen' ),
(Color:$FF87CEFA; Name:'aclLightSkyBlue' ),
(Color:$FF778899; Name:'aclLightSlateGray' ),
(Color:$FFB0C4DE; Name:'aclLightSteelBlue' ),
(Color:$FFFFFFE0; Name:'aclLightYellow' ),
(Color:$FF00FF00; Name:'aclLime' ),
(Color:$FF32CD32; Name:'aclLimeGreen' ),
(Color:$FFFAF0E6; Name:'aclLinen' ),
(Color:$FFFF00FF; Name:'aclMagenta' ),
(Color:$FF800000; Name:'aclMaroon' ),
(Color:$FF66CDAA; Name:'aclMediumAquamarine' ),
(Color:$FF0000CD; Name:'aclMediumBlue' ),
(Color:$FFBA55D3; Name:'aclMediumOrchid' ),
(Color:$FF9370DB; Name:'aclMediumPurple' ),
(Color:$FF3CB371; Name:'aclMediumSeaGreen' ),
(Color:$FF7B68EE; Name:'aclMediumSlateBlue' ),
(Color:$FF00FA9A; Name:'aclMediumSpringGreen' ),
(Color:$FF48D1CC; Name:'aclMediumTurquoise' ),
(Color:$FFC71585; Name:'aclMediumVioletRed' ),
(Color:$FF191970; Name:'aclMidnightBlue' ),
(Color:$FFF5FFFA; Name:'aclMintCream' ),
(Color:$FFFFE4E1; Name:'aclMistyRose' ),
(Color:$FFFFE4B5; Name:'aclMoccasin' ),
(Color:$FFFFDEAD; Name:'aclNavajoWhite' ),
(Color:$FF000080; Name:'aclNavy' ),
(Color:$FFFDF5E6; Name:'aclOldLace' ),
(Color:$FF808000; Name:'aclOlive' ),
(Color:$FF6B8E23; Name:'aclOliveDrab' ),
(Color:$FFFFA500; Name:'aclOrange' ),
(Color:$FFFF4500; Name:'aclOrangeRed' ),
(Color:$FFDA70D6; Name:'aclOrchid' ),
(Color:$FFEEE8AA; Name:'aclPaleGoldenrod' ),
(Color:$FF98FB98; Name:'aclPaleGreen' ),
(Color:$FFAFEEEE; Name:'aclPaleTurquoise' ),
(Color:$FFDB7093; Name:'aclPaleVioletRed' ),
(Color:$FFFFEFD5; Name:'aclPapayaWhip' ),
(Color:$FFFFDAB9; Name:'aclPeachPuff' ),
(Color:$FFCD853F; Name:'aclPeru' ),
(Color:$FFFFC0CB; Name:'aclPink' ),
(Color:$FFDDA0DD; Name:'aclPlum' ),
(Color:$FFB0E0E6; Name:'aclPowderBlue' ),
(Color:$FF800080; Name:'aclPurple' ),
(Color:$FFFF0000; Name:'aclRed' ),
(Color:$FFBC8F8F; Name:'aclRosyBrown' ),
(Color:$FF4169E1; Name:'aclRoyalBlue' ),
(Color:$FF8B4513; Name:'aclSaddleBrown' ),
(Color:$FFFA8072; Name:'aclSalmon' ),
(Color:$FFF4A460; Name:'aclSandyBrown' ),
(Color:$FF2E8B57; Name:'aclSeaGreen' ),
(Color:$FFFFF5EE; Name:'aclSeaShell' ),
(Color:$FFA0522D; Name:'aclSienna' ),
(Color:$FFC0C0C0; Name:'aclSilver' ),
(Color:$FF87CEEB; Name:'aclSkyBlue' ),
(Color:$FF6A5ACD; Name:'aclSlateBlue' ),
(Color:$FF708090; Name:'aclSlateGray' ),
(Color:$FFFFFAFA; Name:'aclSnow' ),
(Color:$FF00FF7F; Name:'aclSpringGreen' ),
(Color:$FF4682B4; Name:'aclSteelBlue' ),
(Color:$FFD2B48C; Name:'aclTan' ),
(Color:$FF008080; Name:'aclTeal' ),
(Color:$FFD8BFD8; Name:'aclThistle' ),
(Color:$FFFF6347; Name:'aclTomato' ),
(Color:$00FFFFFF; Name:'aclTransparent' ),
(Color:$FF40E0D0; Name:'aclTurquoise' ),
(Color:$FFEE82EE; Name:'aclViolet' ),
(Color:$FFF5DEB3; Name:'aclWheat' ),
(Color:$FFFFFFFF; Name:'aclWhite' ),
(Color:$FFF5F5F5; Name:'aclWhiteSmoke' ),
(Color:$FFFFFF00; Name:'aclYellow' ),
(Color:$FF9ACD32; Name:'aclYellowGreen' )
);
{$IFDEF CPUX64}
{$HPPEMIT '#pragma link "cbgdiplus.a"'}
{$ELSE}
{$HPPEMIT '#pragma link "cbgdiplus.lib"'}
{$ENDIF}
{$HPPEMIT '__interface _di_IGPFontFamily;' }
(**************************************************************************\
*
* GDI+ Private Memory Management APIs
*
\**************************************************************************)
(**************************************************************************\
*
* GDI+ Enumeration Types
*
\**************************************************************************)
//--------------------------------------------------------------------------
// Default bezier flattening tolerance in device pixels.
//--------------------------------------------------------------------------
const
{$EXTERNALSYM FlatnessDefault}
FlatnessDefault = 0.25;
//--------------------------------------------------------------------------
// Graphics and Container State cookies
//--------------------------------------------------------------------------
type
TIGPGraphicsState = Cardinal;
TIGPGraphicsContainer = Cardinal;
//--------------------------------------------------------------------------
// Fill mode constants
//--------------------------------------------------------------------------
TIGPFillMode = (
FillModeAlternate, // 0
FillModeWinding // 1
);
//--------------------------------------------------------------------------
// Quality mode constants
//--------------------------------------------------------------------------
TIGPQualityMode = (
QualityModeInvalid = -1,
QualityModeDefault = 0,
QualityModeLow = 1, // Best performance
QualityModeHigh = 2 // Best rendering quality
);
//--------------------------------------------------------------------------
// Alpha Compositing mode constants
//--------------------------------------------------------------------------
type
TIGPCompositingMode = (
CompositingModeSourceOver, // 0
CompositingModeSourceCopy // 1
);
//--------------------------------------------------------------------------
// Alpha Compositing quality constants
//--------------------------------------------------------------------------
TIGPCompositingQuality = (
CompositingQualityInvalid = Ord(QualityModeInvalid),
CompositingQualityDefault = Ord(QualityModeDefault),
CompositingQualityHighSpeed = Ord(QualityModeLow),
CompositingQualityHighQuality = Ord(QualityModeHigh),
CompositingQualityGammaCorrected,
CompositingQualityAssumeLinear
);
//--------------------------------------------------------------------------
// Unit constants
//--------------------------------------------------------------------------
type
TIGPUnit = (
UnitWorld, // 0 -- World coordinate (non-physical unit)
UnitDisplay, // 1 -- Variable -- for PageTransform only
UnitPixel, // 2 -- Each unit is one device pixel.
UnitPoint, // 3 -- Each unit is a printer's point, or 1/72 inch.
UnitInch, // 4 -- Each unit is 1 inch.
UnitDocument, // 5 -- Each unit is 1/300 inch.
UnitMillimeter // 6 -- Each unit is 1 millimeter.
);
//--------------------------------------------------------------------------
// MetafileFrameUnit
//
// The frameRect for creating a metafile can be specified in any of these
// units. There is an extra frame unit value (MetafileFrameUnitGdi) so
// that units can be supplied in the same units that GDI expects for
// frame rects -- these units are in .01 (1/100ths) millimeter units
// as defined by GDI.
//--------------------------------------------------------------------------
TIGPMetafileFrameUnit = (
MetafileFrameUnitPixel = Ord(UnitPixel),
MetafileFrameUnitPoint = Ord(UnitPoint),
MetafileFrameUnitInch = Ord(UnitInch),
MetafileFrameUnitDocument = Ord(UnitDocument),
MetafileFrameUnitMillimeter = Ord(UnitMillimeter),
MetafileFrameUnitGdi // GDI compatible .01 MM units
);
//--------------------------------------------------------------------------
// Coordinate space identifiers
//--------------------------------------------------------------------------
TIGPCoordinateSpace = (
CoordinateSpaceWorld, // 0
CoordinateSpacePage, // 1
CoordinateSpaceDevice // 2
);
//--------------------------------------------------------------------------
// Various wrap modes for brushes
//--------------------------------------------------------------------------
TIGPWrapMode = (
WrapModeTile, // 0
WrapModeTileFlipX, // 1
WrapModeTileFlipY, // 2
WrapModeTileFlipXY, // 3
WrapModeClamp // 4
);
//--------------------------------------------------------------------------
// Various hatch styles
//--------------------------------------------------------------------------
TIGPHatchStyle = (
HatchStyleHorizontal, // = 0,
HatchStyleVertical, // = 1,
HatchStyleForwardDiagonal, // = 2,
HatchStyleBackwardDiagonal, // = 3,
HatchStyleCross, // = 4,
HatchStyleDiagonalCross, // = 5,
HatchStyle05Percent, // = 6,
HatchStyle10Percent, // = 7,
HatchStyle20Percent, // = 8,
HatchStyle25Percent, // = 9,
HatchStyle30Percent, // = 10,
HatchStyle40Percent, // = 11,
HatchStyle50Percent, // = 12,
HatchStyle60Percent, // = 13,
HatchStyle70Percent, // = 14,
HatchStyle75Percent, // = 15,
HatchStyle80Percent, // = 16,
HatchStyle90Percent, // = 17,
HatchStyleLightDownwardDiagonal, // = 18,
HatchStyleLightUpwardDiagonal, // = 19,
HatchStyleDarkDownwardDiagonal, // = 20,
HatchStyleDarkUpwardDiagonal, // = 21,
HatchStyleWideDownwardDiagonal, // = 22,
HatchStyleWideUpwardDiagonal, // = 23,
HatchStyleLightVertical, // = 24,
HatchStyleLightHorizontal, // = 25,
HatchStyleNarrowVertical, // = 26,
HatchStyleNarrowHorizontal, // = 27,
HatchStyleDarkVertical, // = 28,
HatchStyleDarkHorizontal, // = 29,
HatchStyleDashedDownwardDiagonal, // = 30,
HatchStyleDashedUpwardDiagonal, // = 31,
HatchStyleDashedHorizontal, // = 32,
HatchStyleDashedVertical, // = 33,
HatchStyleSmallConfetti, // = 34,
HatchStyleLargeConfetti, // = 35,
HatchStyleZigZag, // = 36,
HatchStyleWave, // = 37,
HatchStyleDiagonalBrick, // = 38,
HatchStyleHorizontalBrick, // = 39,
HatchStyleWeave, // = 40,
HatchStylePlaid, // = 41,
HatchStyleDivot, // = 42,
HatchStyleDottedGrid, // = 43,
HatchStyleDottedDiamond, // = 44,
HatchStyleShingle, // = 45,
HatchStyleTrellis, // = 46,
HatchStyleSphere, // = 47,
HatchStyleSmallGrid, // = 48,
HatchStyleSmallCheckerBoard, // = 49,
HatchStyleLargeCheckerBoard, // = 50,
HatchStyleOutlinedDiamond, // = 51,
HatchStyleSolidDiamond // = 52,
);
const
GPHatchStyleTotal = 53;
const
GPHatchStyleLargeGrid = HatchStyleCross; // 4
GPHatchStyleMin = HatchStyleHorizontal;
GPHatchStyleMax = HatchStyleSolidDiamond;
//--------------------------------------------------------------------------
// Dash style constants
//--------------------------------------------------------------------------
type
TIGPDashStyle = (
DashStyleSolid, // 0
DashStyleDash, // 1
DashStyleDot, // 2
DashStyleDashDot, // 3
DashStyleDashDotDot, // 4
DashStyleCustom // 5
);
//--------------------------------------------------------------------------
// Dash cap constants
//--------------------------------------------------------------------------
TIGPDashCap = (
DashCapFlat = 0,
DashCapRound = 2,
DashCapTriangle = 3
);
//--------------------------------------------------------------------------
// Line cap constants (only the lowest 8 bits are used).
//--------------------------------------------------------------------------
TIGPLineCap = (
LineCapFlat = 0,
LineCapSquare = 1,
LineCapRound = 2,
LineCapTriangle = 3,
LineCapNoAnchor = $10, // corresponds to flat cap
LineCapSquareAnchor = $11, // corresponds to square cap
LineCapRoundAnchor = $12, // corresponds to round cap
LineCapDiamondAnchor = $13, // corresponds to triangle cap
LineCapArrowAnchor = $14, // no correspondence
LineCapCustom = $ff, // custom cap
LineCapAnchorMask = $f0 // mask to check for anchor or not.
);
//--------------------------------------------------------------------------
// Custom Line cap type constants
//--------------------------------------------------------------------------
type
TIGPCustomLineCapType = (
CustomLineCapTypeDefault,
CustomLineCapTypeAdjustableArrow
);
//--------------------------------------------------------------------------
// Line join constants
//--------------------------------------------------------------------------
TIGPLineJoin = (
LineJoinMiter,
LineJoinBevel,
LineJoinRound,
LineJoinMiterClipped
);
//--------------------------------------------------------------------------
// Path point types (only the lowest 8 bits are used.)
// The lowest 3 bits are interpreted as point type
// The higher 5 bits are reserved for flags.
//--------------------------------------------------------------------------
{$Z1}
TIGPPathPointType = (
PathPointTypeStart = $00, // move
PathPointTypeLine = $01, // line
PathPointTypeBezier = $03, // default Bezier (= cubic Bezier)
PathPointTypePathTypeMask = $07, // type mask (lowest 3 bits).
PathPointTypeDashMode = $10, // currently in dash mode.
PathPointTypePathMarker = $20, // a marker for the path.
PathPointTypeCloseSubpath = $80, // closed flag
// Path types used for advanced path.
PathPointTypeBezier3 = $03 // cubic Bezier
);
{$Z4}
//--------------------------------------------------------------------------
// WarpMode constants
//--------------------------------------------------------------------------
TIGPWarpMode = (
WarpModePerspective, // 0
WarpModeBilinear // 1
);
//--------------------------------------------------------------------------
// LineGradient Mode
//--------------------------------------------------------------------------
TIGPLinearGradientMode = (
LinearGradientModeHorizontal, // 0
LinearGradientModeVertical, // 1
LinearGradientModeForwardDiagonal, // 2
LinearGradientModeBackwardDiagonal // 3
);
//--------------------------------------------------------------------------
// Region Comine Modes
//--------------------------------------------------------------------------
TIGPCombineMode = (
CombineModeReplace, // 0
CombineModeIntersect, // 1
CombineModeUnion, // 2
CombineModeXor, // 3
CombineModeExclude, // 4
CombineModeComplement // 5 (Exclude From)
);
//--------------------------------------------------------------------------
// Image types
//--------------------------------------------------------------------------
TIGPImageType = (
ImageTypeUnknown, // 0
ImageTypeBitmap, // 1
ImageTypeMetafile // 2
);
//--------------------------------------------------------------------------
// Interpolation modes
//--------------------------------------------------------------------------
TIGPInterpolationMode = (
InterpolationModeInvalid = Ord(QualityModeInvalid),
InterpolationModeDefault = Ord(QualityModeDefault),
InterpolationModeLowQuality = Ord(QualityModeLow),
InterpolationModeHighQuality = Ord(QualityModeHigh),
InterpolationModeBilinear,
InterpolationModeBicubic,
InterpolationModeNearestNeighbor,
InterpolationModeHighQualityBilinear,
InterpolationModeHighQualityBicubic
);
//--------------------------------------------------------------------------
// Pen types
//--------------------------------------------------------------------------
type
TIGPPenAlignment = (
PenAlignmentCenter,
PenAlignmentInset
);
//--------------------------------------------------------------------------
// Brush types
//--------------------------------------------------------------------------
TIGPBrushType = (
BrushTypeSolidColor,
BrushTypeHatchFill,
BrushTypeTextureFill,
BrushTypePathGradient,
BrushTypeLinearGradient
);
//--------------------------------------------------------------------------
// Pen's Fill types
//--------------------------------------------------------------------------
TIGPPenType = (
PenTypeSolidColor = Ord(BrushTypeSolidColor),
PenTypeHatchFill = Ord(BrushTypeHatchFill),
PenTypeTextureFill = Ord(BrushTypeTextureFill),
PenTypePathGradient = Ord(BrushTypePathGradient),
PenTypeLinearGradient = Ord(BrushTypeLinearGradient),
PenTypeUnknown = -1
);
//--------------------------------------------------------------------------
// Matrix Order
//--------------------------------------------------------------------------
type
TIGPMatrixOrder = (
MatrixOrderPrepend,
MatrixOrderAppend
);
//--------------------------------------------------------------------------
// Generic font families
//--------------------------------------------------------------------------
TIGPGenericFontFamily = (
GenericFontFamilySerif,
GenericFontFamilySansSerif,
GenericFontFamilyMonospace
);
//--------------------------------------------------------------------------
// FontStyle: face types and common styles
//--------------------------------------------------------------------------
type
{
FontStyle = Integer;
const
FontStyleRegular = Integer(0);
FontStyleBold = Integer(1);
FontStyleItalic = Integer(2);
FontStyleBoldItalic = Integer(3);
FontStyleUnderline = Integer(4);
FontStyleStrikeout = Integer(8);
Type
TIGPFontStyle = FontStyle;
}
//---------------------------------------------------------------------------
// Smoothing Mode
//---------------------------------------------------------------------------
TIGPSmoothingMode = (
SmoothingModeInvalid = Ord(QualityModeInvalid),
SmoothingModeDefault = Ord(QualityModeDefault),
SmoothingModeHighSpeed = Ord(QualityModeLow),
SmoothingModeHighQuality = Ord(QualityModeHigh),
SmoothingModeNone,
SmoothingModeAntiAlias,
SmoothingModeAntiAlias8x4 = SmoothingModeAntiAlias,
SmoothingModeAntiAlias8x8 = 5
);
//---------------------------------------------------------------------------
// Pixel Format Mode
//---------------------------------------------------------------------------
TIGPPixelOffsetMode = (
PixelOffsetModeInvalid = Ord(QualityModeInvalid),
PixelOffsetModeDefault = Ord(QualityModeDefault),
PixelOffsetModeHighSpeed = Ord(QualityModeLow),
PixelOffsetModeHighQuality = Ord(QualityModeHigh),
PixelOffsetModeNone, // No pixel offset
PixelOffsetModeHalf // Offset by -0.5, -0.5 for fast anti-alias perf
);
//---------------------------------------------------------------------------
// Text Rendering Hint
//---------------------------------------------------------------------------
type
TIGPTextRenderingHint = (
TextRenderingHintSystemDefault, // Glyph with system default rendering hint
TextRenderingHintSingleBitPerPixelGridFit, // Glyph bitmap with hinting
TextRenderingHintSingleBitPerPixel, // Glyph bitmap without hinting
TextRenderingHintAntiAliasGridFit, // Glyph anti-alias bitmap with hinting
TextRenderingHintAntiAlias, // Glyph anti-alias bitmap without hinting
TextRenderingHintClearTypeGridFit // Glyph CT bitmap with hinting
);
//---------------------------------------------------------------------------
// Metafile Types
//---------------------------------------------------------------------------
TIGPMetafileType = (
MetafileTypeInvalid, // Invalid metafile
MetafileTypeWmf, // Standard WMF
MetafileTypeWmfPlaceable, // Placeable WMF
MetafileTypeEmf, // EMF (not EMF+)
MetafileTypeEmfPlusOnly, // EMF+ without dual, down-level records
MetafileTypeEmfPlusDual // EMF+ with dual, down-level records
);
//---------------------------------------------------------------------------
// Specifies the type of EMF to record
//---------------------------------------------------------------------------
TIGPEmfType = (
EmfTypeEmfOnly = Ord(MetafileTypeEmf), // no EMF+, only EMF
EmfTypeEmfPlusOnly = Ord(MetafileTypeEmfPlusOnly), // no EMF, only EMF+
EmfTypeEmfPlusDual = Ord(MetafileTypeEmfPlusDual) // both EMF+ and EMF
);
//---------------------------------------------------------------------------
// EMF+ Persistent object types
//---------------------------------------------------------------------------
type
TIGPObjectType = (
ObjectTypeInvalid,
ObjectTypeBrush,
ObjectTypePen,
ObjectTypePath,
ObjectTypeRegion,
ObjectTypeImage,
ObjectTypeFont,
ObjectTypeStringFormat,
ObjectTypeImageAttributes,
ObjectTypeCustomLineCap
);
const
GPObjectTypeMax = ObjectTypeCustomLineCap;
GPObjectTypeMin = ObjectTypeBrush;
function ObjectTypeIsValid(type_: TIGPObjectType) : Boolean;
//---------------------------------------------------------------------------
// EMF+ Records
//---------------------------------------------------------------------------
// We have to change the WMF record numbers so that they don't conflict with
// the EMF and EMF+ record numbers.
const
GDIP_EMFPLUS_RECORD_BASE = $00004000;
{$EXTERNALSYM GDIP_EMFPLUS_RECORD_BASE}
GDIP_WMF_RECORD_BASE = $00010000;
{$EXTERNALSYM GDIP_WMF_RECORD_BASE}
(*$HPPEMIT 'static const Shortint BCBGDIP_EMFPLUS_RECORD_BASE = 0x00004000;' *)
(*$HPPEMIT 'static const Shortint BCBGDIP_WMF_RECORD_BASE = 0x00010000;' *)