windows-nt/Source/XPSP1/NT/windows/richedit/inc41/gdipluspen.h
2020-09-26 16:20:57 +08:00

481 lines
12 KiB
C++

/**************************************************************************\
*
* Copyright (c) 1998-2000, Microsoft Corp. All Rights Reserved.
*
* Abstract:
*
* Pen API related declarations
*
* Revision History:
*
* 12/09/1998 andrewgo
* Flesh out pen interfaces.
*
* 12/08/1998 andrewgo
* Created it.
*
\**************************************************************************/
#ifndef _GDIPLUSPEN_H
#define _GDIPLUSPEN_H
//--------------------------------------------------------------------------
// class for various pen types
//--------------------------------------------------------------------------
class Pen : public GdiplusBase
{
public:
friend class GraphicsPath;
friend class Graphics;
// abstract Clone() can't be implemented here because it can't
// new an object with pure virtual functions
// Constructors
Pen(IN const Color& color,
IN REAL width = 1.0f)
{
Unit unit = UnitWorld;
nativePen = NULL;
lastResult = DllExports::GdipCreatePen1(color.GetValue(),
width, unit, &nativePen);
}
Pen(IN const Brush* brush,
IN REAL width = 1.0f)
{
Unit unit = UnitWorld;
nativePen = NULL;
lastResult = DllExports::GdipCreatePen2(brush->nativeBrush,
width, unit, &nativePen);
}
~Pen()
{
DllExports::GdipDeletePen(nativePen);
}
Pen* Clone() const
{
GpPen *clonePen = NULL;
lastResult = DllExports::GdipClonePen(nativePen, &clonePen);
return new Pen(clonePen, lastResult);
}
Status SetWidth(IN REAL width)
{
return SetStatus(DllExports::GdipSetPenWidth(nativePen, width));
}
REAL GetWidth() const
{
REAL width;
SetStatus(DllExports::GdipGetPenWidth(nativePen, &width));
return width;
}
// Set/get line caps: start, end, and dash
// Line cap and join APIs by using LineCap and LineJoin enums.
Status SetLineCap(IN LineCap startCap,
IN LineCap endCap,
IN LineCap dashCap)
{
return SetStatus(DllExports::GdipSetPenLineCap(nativePen,
startCap, endCap, dashCap));
}
Status SetStartCap(IN LineCap startCap)
{
return SetStatus(DllExports::GdipSetPenStartCap(nativePen, startCap));
}
Status SetEndCap(IN LineCap endCap)
{
return SetStatus(DllExports::GdipSetPenEndCap(nativePen, endCap));
}
Status SetDashCap(IN LineCap dashCap)
{
return SetStatus(DllExports::GdipSetPenDashCap(nativePen, dashCap));
}
LineCap GetStartCap() const
{
LineCap startCap;
SetStatus(DllExports::GdipGetPenStartCap(nativePen, &startCap));
return startCap;
}
LineCap GetEndCap() const
{
LineCap endCap;
SetStatus(DllExports::GdipGetPenEndCap(nativePen, &endCap));
return endCap;
}
LineCap GetDashCap() const
{
LineCap dashCap;
SetStatus(DllExports::GdipGetPenDashCap(nativePen, &dashCap));
return dashCap;
}
// Set/get line join
Status SetLineJoin(IN LineJoin lineJoin)
{
return SetStatus(DllExports::GdipSetPenLineJoin(nativePen, lineJoin));
}
LineJoin GetLineJoin() const
{
LineJoin lineJoin;
SetStatus(DllExports::GdipGetPenLineJoin(nativePen, &lineJoin));
return lineJoin;
}
Status SetCustomStartCap(IN const CustomLineCap* customCap)
{
GpCustomLineCap* nativeCap = NULL;
if(customCap)
nativeCap = customCap->nativeCap;
return SetStatus(DllExports::GdipSetPenCustomStartCap(nativePen, nativeCap));
}
Status GetCustomStartCap(OUT CustomLineCap* customCap) const
{
if(!customCap)
return SetStatus(InvalidParameter);
return SetStatus(DllExports::GdipGetPenCustomStartCap(nativePen, &(customCap->nativeCap)));
}
Status SetCustomEndCap(IN const CustomLineCap* customCap)
{
GpCustomLineCap* nativeCap = NULL;
if(customCap)
nativeCap = customCap->nativeCap;
return SetStatus(DllExports::GdipSetPenCustomEndCap(nativePen, nativeCap));
}
Status GetCustomEndCap(OUT CustomLineCap* customCap) const
{
if(!customCap)
return SetStatus(InvalidParameter);
return SetStatus(DllExports::GdipGetPenCustomEndCap(nativePen, &(customCap->nativeCap)));
}
Status SetMiterLimit(IN REAL miterLimit)
{
return SetStatus(DllExports::GdipSetPenMiterLimit(nativePen, miterLimit));
}
REAL GetMiterLimit() const
{
REAL miterLimit;
SetStatus(DllExports::GdipGetPenMiterLimit(nativePen, &miterLimit));
return miterLimit;
}
// Set/get pen mode
Status SetAlignment(IN PenAlignment penAlignment)
{
return SetStatus(DllExports::GdipSetPenMode(nativePen, penAlignment));
}
PenAlignment GetAlignment() const
{
PenAlignment penAlignment;
SetStatus(DllExports::GdipGetPenMode(nativePen, &penAlignment));
return penAlignment;
}
// Set/get pen transform
Status SetTransform(IN const Matrix* matrix)
{
return SetStatus(DllExports::GdipSetPenTransform(nativePen,
matrix->nativeMatrix));
}
Status GetTransform(OUT Matrix* matrix) const
{
return SetStatus(DllExports::GdipGetPenTransform(nativePen, matrix->nativeMatrix));
}
Status ResetTransform()
{
return SetStatus(DllExports::GdipResetPenTransform(nativePen));
}
Status MultiplyTransform(IN Matrix* matrix,
IN MatrixOrder order = MatrixOrderPrepend)
{
return SetStatus(DllExports::GdipMultiplyPenTransform(nativePen,
matrix->nativeMatrix,
order));
}
Status TranslateTransform(IN REAL dx,
IN REAL dy,
IN MatrixOrder order = MatrixOrderPrepend)
{
return SetStatus(DllExports::GdipTranslatePenTransform(nativePen,
dx, dy, order));
}
Status ScaleTransform(IN REAL sx,
IN REAL sy,
IN MatrixOrder order = MatrixOrderPrepend)
{
return SetStatus(DllExports::GdipScalePenTransform(nativePen,
sx, sy, order));
}
Status RotateTransform(IN REAL angle,
IN MatrixOrder order = MatrixOrderPrepend)
{
return SetStatus(DllExports::GdipRotatePenTransform(nativePen,
angle, order));
}
PenType GetPenType() const
{
PenType type;
SetStatus(DllExports::GdipGetPenFillType(nativePen, &type));
return type;
}
Status SetColor(IN const Color& color)
{
return SetStatus(DllExports::GdipSetPenColor(nativePen,
color.GetValue()));
}
Status SetBrush(IN const Brush* brush)
{
return SetStatus(DllExports::GdipSetPenBrushFill(nativePen,
brush->nativeBrush));
}
Status GetColor(OUT Color* color)
{
if (color == NULL)
{
return SetStatus(InvalidParameter);
}
PenType type = GetPenType();
if (type != PenTypeSolidColor)
{
return WrongState;
}
ARGB argb;
SetStatus(DllExports::GdipGetPenColor(nativePen,
&argb));
if (lastResult == Ok)
{
color->SetValue(argb);
}
return lastResult;
}
Brush* GetBrush() const
{
PenType type = GetPenType();
Brush* brush = NULL;
switch(type)
{
case PenTypeSolidColor:
brush = new SolidBrush();
break;
case PenTypeHatchFill:
brush = new HatchBrush();
break;
case PenTypeTextureFill:
brush = new TextureBrush();
break;
case PenTypePathGradient:
brush = new Brush();
break;
case PenTypeLinearGradient:
brush = new LinearGradientBrush();
break;
default:
break;
}
if(brush)
{
GpBrush* nativeBrush;
SetStatus(DllExports::GdipGetPenBrushFill(nativePen, &nativeBrush));
brush->SetNativeBrush(nativeBrush);
}
return brush;
}
DashStyle GetDashStyle() const
{
DashStyle dashStyle;
SetStatus(DllExports::GdipGetPenDashStyle(nativePen, &dashStyle));
return dashStyle;
}
Status SetDashStyle(IN DashStyle dashStyle)
{
return SetStatus(DllExports::GdipSetPenDashStyle(nativePen, dashStyle));
}
REAL GetDashOffset() const
{
REAL dashOffset;
SetStatus(DllExports::GdipGetPenDashOffset(nativePen, &dashOffset));
return dashOffset;
}
Status SetDashOffset(IN REAL dashOffset)
{
return SetStatus(DllExports::GdipSetPenDashOffset(nativePen, dashOffset));
}
Status SetDashPattern(IN const REAL* dashArray, IN INT count)
{
return SetStatus(DllExports::GdipSetPenDashArray(nativePen, dashArray,
count));
}
INT GetDashPatternCount() const
{
INT count = 0;
SetStatus(DllExports::GdipGetPenDashCount(nativePen, &count));
return count;
}
Status GetDashPattern(OUT REAL* dashArray,
IN INT count) const
{
if (dashArray == NULL || count <= 0)
return SetStatus(InvalidParameter);
return SetStatus(DllExports::GdipGetPenDashArray(nativePen,
dashArray,
count));
}
Status SetCompoundArray(IN const REAL* compoundArray,
IN INT count)
{
return SetStatus(DllExports::GdipSetPenCompoundArray(nativePen, compoundArray,
count));
}
INT GetCompoundArrayCount() const
{
INT count = 0;
SetStatus(DllExports::GdipGetPenCompoundCount(nativePen, &count));
return count;
}
Status GetCompoundArray(OUT REAL* compoundArray,
IN INT count) const
{
if (compoundArray == NULL || count <= 0)
return SetStatus(InvalidParameter);
return SetStatus(DllExports::GdipGetPenCompoundArray(nativePen,
compoundArray,
count));
}
Status GetLastStatus() const
{
Status lastStatus = lastResult;
lastResult = Ok;
return lastStatus;
}
protected:
Pen(const Pen& pen)
{
pen;
SetStatus(NotImplemented);
SetNativePen(NULL);
}
Pen& operator=(const Pen& pen)
{
pen;
SetStatus(NotImplemented);
return *this;
}
Pen(GpPen* nativePen, Status status)
{
lastResult = status;
SetNativePen(nativePen);
}
VOID SetNativePen(GpPen* nativePen)
{
this->nativePen = nativePen;
}
Status SetStatus(Status status) const
{
if (status != Ok)
return (lastResult = status);
else
return status;
}
protected:
GpPen* nativePen;
mutable Status lastResult;
};
#endif