newlib-cygwin/winsup/w32api/include/gdiplus/gdiplusbrush.h

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Executable File

/*
* gdiplusbrush.h
*
* GDI+ brush classes
*
* This file is part of the w32api package.
*
* Contributors:
* Created by Markus Koenig <markus@stber-koenig.de>
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAIMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
*/
#ifndef __GDIPLUS_BRUSH_H
#define __GDIPLUS_BRUSH_H
#if __GNUC__ >=3
#pragma GCC system_header
#endif
#ifndef __cplusplus
#error "A C++ compiler is required to include gdiplusbrush.h."
#endif
class Brush: public GdiplusBase
{
friend class HatchBrush;
friend class LinearGradientBrush;
friend class PathGradientBrush;
friend class SolidBrush;
friend class TextureBrush;
friend class Graphics;
friend class Pen;
public:
virtual ~Brush()
{
DllExports::GdipDeleteBrush(nativeBrush);
}
virtual Brush* Clone() const // each subclass must implement this
{
lastStatus = NotImplemented;
return NULL;
}
Status GetLastStatus() const
{
Status result = lastStatus;
lastStatus = Ok;
return result;
}
BrushType GetType() const
{
BrushType result = BrushTypeSolidColor;
updateStatus(DllExports::GdipGetBrushType(nativeBrush, &result));
return result;
}
private:
Brush(): nativeBrush(NULL), lastStatus(Ok) {}
Brush(GpBrush *brush, Status status):
nativeBrush(brush), lastStatus(status) {}
Brush(const Brush& brush);
Brush& operator=(const Brush&);
Status updateStatus(Status newStatus) const
{
if (newStatus != Ok) lastStatus = newStatus;
return newStatus;
}
GpBrush *nativeBrush;
mutable Status lastStatus;
};
class HatchBrush: public Brush
{
public:
HatchBrush(HatchStyle hatchStyle,
const Color& foreColor,
const Color& backColor = Color())
{
GpHatch *nativeHatch = NULL;
lastStatus = DllExports::GdipCreateHatchBrush(hatchStyle,
foreColor.GetValue(), backColor.GetValue(),
&nativeHatch);
nativeBrush = nativeHatch;
}
virtual HatchBrush* Clone() const
{
GpBrush *cloneBrush = NULL;
Status status = updateStatus(DllExports::GdipCloneBrush(
nativeBrush, &cloneBrush));
if (status == Ok) {
HatchBrush *result =
new HatchBrush(cloneBrush, lastStatus);
if (!result) {
DllExports::GdipDeleteBrush(cloneBrush);
updateStatus(OutOfMemory);
}
return result;
} else {
return NULL;
}
}
Status GetBackgroundColor(Color *color) const
{
return updateStatus(DllExports::GdipGetHatchBackgroundColor(
(GpHatch*) nativeBrush,
color ? &color->Value : NULL));
}
Status GetForegroundColor(Color *color) const
{
return updateStatus(DllExports::GdipGetHatchForegroundColor(
(GpHatch*) nativeBrush,
color ? &color->Value : NULL));
}
HatchStyle GetHatchStyle() const
{
HatchStyle result;
updateStatus(DllExports::GdipGetHatchStyle(
(GpHatch*) nativeBrush, &result));
return result;
}
private:
HatchBrush(GpBrush *brush, Status status): Brush(brush, status) {}
HatchBrush(const HatchBrush& brush);
HatchBrush& operator=(const HatchBrush&);
};
class LinearGradientBrush: public Brush
{
public:
LinearGradientBrush(const PointF& point1, const PointF& point2,
const Color& color1, const Color& color2)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrush(
&point1, &point2,
color1.GetValue(), color2.GetValue(),
WrapModeTile, &nativeLineGradient);
nativeBrush = nativeLineGradient;
}
LinearGradientBrush(const Point& point1, const Point& point2,
const Color& color1, const Color& color2)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrushI(
&point1, &point2,
color1.GetValue(), color2.GetValue(),
WrapModeTile, &nativeLineGradient);
nativeBrush = nativeLineGradient;
}
LinearGradientBrush(const RectF& rect, const Color& color1,
const Color& color2, LinearGradientMode mode)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrushFromRect(
&rect, color1.GetValue(), color2.GetValue(),
mode, WrapModeTile, &nativeLineGradient);
nativeBrush = nativeLineGradient;
}
LinearGradientBrush(const Rect& rect, const Color& color1,
const Color& color2, LinearGradientMode mode)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrushFromRectI(
&rect, color1.GetValue(), color2.GetValue(),
mode, WrapModeTile, &nativeLineGradient);
nativeBrush = nativeLineGradient;
}
LinearGradientBrush(const RectF& rect, const Color& color1,
const Color& color2, REAL angle,
BOOL isAngleScalable = FALSE)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrushFromRectWithAngle(
&rect, color1.GetValue(), color2.GetValue(),
angle, isAngleScalable, WrapModeTile,
&nativeLineGradient);
nativeBrush = nativeLineGradient;
}
LinearGradientBrush(const Rect& rect, const Color& color1,
const Color& color2, REAL angle,
BOOL isAngleScalable = FALSE)
{
GpLineGradient *nativeLineGradient = NULL;
lastStatus = DllExports::GdipCreateLineBrushFromRectWithAngleI(
&rect, color1.GetValue(), color2.GetValue(),
angle, isAngleScalable, WrapModeTile,
&nativeLineGradient);
nativeBrush = nativeLineGradient;
}
virtual LinearGradientBrush* Clone() const
{
GpBrush *cloneBrush = NULL;
Status status = updateStatus(DllExports::GdipCloneBrush(
nativeBrush, &cloneBrush));
if (status == Ok) {
LinearGradientBrush *result =
new LinearGradientBrush(cloneBrush, lastStatus);
if (!result) {
DllExports::GdipDeleteBrush(cloneBrush);
updateStatus(OutOfMemory);
}
return result;
} else {
return NULL;
}
}
Status GetBlend(REAL *blendFactors, REAL *blendPositions,
INT count) const
{
return updateStatus(DllExports::GdipGetLineBlend(
(GpLineGradient*) nativeBrush,
blendFactors, blendPositions, count));
}
INT GetBlendCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetLineBlendCount(
(GpLineGradient*) nativeBrush, &result));
return result;
}
BOOL GetGammaCorrection() const
{
BOOL result = FALSE;
updateStatus(DllExports::GdipGetLineGammaCorrection(
(GpLineGradient*) nativeBrush, &result));
return result;
}
INT GetInterpolationColorCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetLinePresetBlendCount(
(GpLineGradient*) nativeBrush, &result));
return result;
}
Status GetInterpolationColors(Color *presetColors,
REAL *blendPositions, INT count) const
{
if (!presetColors || count <= 0)
return lastStatus = InvalidParameter;
ARGB *presetArgb =
(ARGB*) DllExports::GdipAlloc(count * sizeof(ARGB));
if (!presetArgb)
return lastStatus = OutOfMemory;
Status status = updateStatus(DllExports::GdipGetLinePresetBlend(
(GpLineGradient*) nativeBrush, presetArgb,
blendPositions, count));
for (INT i = 0; i < count; ++i) {
presetColors[i].SetValue(presetArgb[i]);
}
DllExports::GdipFree((void*) presetArgb);
return status;
}
Status GetLinearColors(Color *colors) const
{
if (!colors) return lastStatus = InvalidParameter;
ARGB colorsArgb[2];
Status status = updateStatus(DllExports::GdipGetLineColors(
(GpLineGradient*) nativeBrush, colorsArgb));
colors[0].SetValue(colorsArgb[0]);
colors[1].SetValue(colorsArgb[1]);
return status;
}
Status GetRectangle(RectF *rect) const
{
return updateStatus(DllExports::GdipGetLineRect(
(GpLineGradient*) nativeBrush, rect));
}
Status GetRectangle(Rect *rect) const
{
return updateStatus(DllExports::GdipGetLineRectI(
(GpLineGradient*) nativeBrush, rect));
}
Status GetTransform(Matrix *matrix) const
{
return updateStatus(DllExports::GdipGetLineTransform(
(GpLineGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
WrapMode GetWrapMode() const
{
WrapMode wrapMode = WrapModeTile;
updateStatus(DllExports::GdipGetLineWrapMode(
(GpLineGradient*) nativeBrush, &wrapMode));
return wrapMode;
}
Status MultiplyTransform(const Matrix *matrix,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipMultiplyLineTransform(
(GpLineGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL, order));
}
Status ResetTransform()
{
return updateStatus(DllExports::GdipResetLineTransform(
(GpLineGradient*) nativeBrush));
}
Status RotateTranform(REAL angle, MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipRotateLineTransform(
(GpLineGradient*) nativeBrush, angle, order));
}
Status ScaleTransform(REAL sx, REAL sy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipScaleLineTransform(
(GpLineGradient*) nativeBrush, sx, sy, order));
}
Status SetBlend(const REAL *blendFactors,
const REAL *blendPositions, INT count)
{
return updateStatus(DllExports::GdipSetLineBlend(
(GpLineGradient*) nativeBrush,
blendFactors, blendPositions, count));
}
Status SetBlendBellShape(REAL focus, REAL scale = 1.0f)
{
return updateStatus(DllExports::GdipSetLineSigmaBlend(
(GpLineGradient*) nativeBrush,
focus, scale));
}
Status SetBlendTriangularShape(REAL focus, REAL scale = 1.0f)
{
return updateStatus(DllExports::GdipSetLineLinearBlend(
(GpLineGradient*) nativeBrush,
focus, scale));
}
Status SetGammaCorrection(BOOL useGammaCorrection)
{
return updateStatus(DllExports::GdipSetLineGammaCorrection(
(GpLineGradient*) nativeBrush,
useGammaCorrection));
}
Status SetInterpolationColors(const Color *presetColors,
const REAL *blendPositions, INT count)
{
if (!presetColors || count < 0)
return lastStatus = InvalidParameter;
ARGB *presetArgb =
(ARGB*) DllExports::GdipAlloc(count * sizeof(ARGB));
if (!presetArgb)
return lastStatus = OutOfMemory;
for (INT i = 0; i < count; ++i) {
presetArgb[i] = presetColors[i].GetValue();
}
Status status = updateStatus(DllExports::GdipSetLinePresetBlend(
(GpLineGradient*) nativeBrush,
presetArgb, blendPositions, count));
DllExports::GdipFree((void*) presetArgb);
return status;
}
Status SetLinearColors(const Color& color1, const Color& color2)
{
return updateStatus(DllExports::GdipSetLineColors(
(GpLineGradient*) nativeBrush,
color1.GetValue(), color2.GetValue()));
}
Status SetTransform(const Matrix *matrix)
{
return updateStatus(DllExports::GdipSetLineTransform(
(GpLineGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
Status SetWrapMode(WrapMode wrapMode)
{
return updateStatus(DllExports::GdipSetLineWrapMode(
(GpLineGradient*) nativeBrush, wrapMode));
}
Status TranslateTransform(REAL dx, REAL dy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipTranslateLineTransform(
(GpLineGradient*) nativeBrush, dx, dy, order));
}
private:
LinearGradientBrush(GpBrush *brush, Status status): Brush(brush, status) {}
LinearGradientBrush(const LinearGradientBrush& brush);
LinearGradientBrush& operator=(const LinearGradientBrush&);
};
class SolidBrush: public Brush
{
public:
SolidBrush(const Color& color)
{
GpSolidFill *nativeSolidFill = NULL;
lastStatus = DllExports::GdipCreateSolidFill(
color.GetValue(), &nativeSolidFill);
nativeBrush = nativeSolidFill;
}
virtual SolidBrush* Clone() const
{
GpBrush *cloneBrush = NULL;
Status status = updateStatus(DllExports::GdipCloneBrush(
nativeBrush, &cloneBrush));
if (status == Ok) {
SolidBrush *result =
new SolidBrush(cloneBrush, lastStatus);
if (!result) {
DllExports::GdipDeleteBrush(cloneBrush);
updateStatus(OutOfMemory);
}
return result;
} else {
return NULL;
}
}
Status GetColor(Color *color) const
{
return updateStatus(DllExports::GdipGetSolidFillColor(
(GpSolidFill*) nativeBrush,
color ? &color->Value : NULL));
}
Status SetColor(const Color& color)
{
return updateStatus(DllExports::GdipSetSolidFillColor(
(GpSolidFill*) nativeBrush, color.GetValue()));
}
private:
SolidBrush(GpBrush *brush, Status status): Brush(brush, status) {}
SolidBrush(const SolidBrush&);
SolidBrush& operator=(const SolidBrush&);
};
class TextureBrush: public Brush
{
public:
TextureBrush(Image *image, WrapMode wrapMode = WrapModeTile)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTexture(
image ? image->nativeImage : NULL,
wrapMode, &nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, WrapMode wrapMode,
REAL dstX, REAL dstY, REAL dstWidth, REAL dstHeight)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTexture2(
image ? image->nativeImage : NULL,
wrapMode, dstX, dstY, dstWidth, dstHeight,
&nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, WrapMode wrapMode,
INT dstX, INT dstY, INT dstWidth, INT dstHeight)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTexture2I(
image ? image->nativeImage : NULL,
wrapMode, dstX, dstY, dstWidth, dstHeight,
&nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, WrapMode wrapMode, const RectF& dstRect)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTexture2(
image ? image->nativeImage : NULL, wrapMode,
dstRect.X, dstRect.Y,
dstRect.Width, dstRect.Height, &nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, WrapMode wrapMode, const Rect& dstRect)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTexture2I(
image ? image->nativeImage : NULL, wrapMode,
dstRect.X, dstRect.Y,
dstRect.Width, dstRect.Height, &nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, const RectF& dstRect,
ImageAttributes *imageAttributes = NULL)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTextureIA(
image ? image->nativeImage : NULL,
imageAttributes ? imageAttributes->nativeImageAttributes : NULL,
dstRect.X, dstRect.Y,
dstRect.Width, dstRect.Height, &nativeTexture);
nativeBrush = nativeTexture;
}
TextureBrush(Image *image, const Rect& dstRect,
ImageAttributes *imageAttributes = NULL)
{
GpTexture *nativeTexture = NULL;
lastStatus = DllExports::GdipCreateTextureIAI(
image ? image->nativeImage : NULL,
imageAttributes ? imageAttributes->nativeImageAttributes : NULL,
dstRect.X, dstRect.Y,
dstRect.Width, dstRect.Height, &nativeTexture);
nativeBrush = nativeTexture;
}
virtual TextureBrush* Clone() const
{
GpBrush *cloneBrush = NULL;
Status status = updateStatus(DllExports::GdipCloneBrush(
nativeBrush, &cloneBrush));
if (status == Ok) {
TextureBrush *result =
new TextureBrush(cloneBrush, lastStatus);
if (!result) {
DllExports::GdipDeleteBrush(cloneBrush);
updateStatus(OutOfMemory);
}
return result;
} else {
return NULL;
}
}
//TODO: implement TextureBrush::GetImage()
//Image *GetImage() const
//{
// // where is the Image allocated (static,member,new,other)?
// // GdipGetTextureImage just returns a GpImage*
// updateStatus(NotImplemented);
// return NULL;
//}
Status GetTransfrom(Matrix *matrix) const
{
return updateStatus(DllExports::GdipGetTextureTransform(
(GpTexture*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
WrapMode GetWrapMode() const
{
WrapMode result = WrapModeTile;
updateStatus(DllExports::GdipGetTextureWrapMode(
(GpTexture*) nativeBrush, &result));
return result;
}
Status MultiplyTransform(const Matrix *matrix,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipMultiplyTextureTransform(
(GpTexture*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL, order));
}
Status ResetTransform()
{
return updateStatus(DllExports::GdipResetTextureTransform(
(GpTexture*) nativeBrush));
}
Status RotateTransform(REAL angle,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipRotateTextureTransform(
(GpTexture*) nativeBrush, angle, order));
}
Status ScaleTransform(REAL sx, REAL sy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipScaleTextureTransform(
(GpTexture*) nativeBrush, sx, sy, order));
}
Status SetTransform(const Matrix *matrix)
{
return updateStatus(DllExports::GdipSetTextureTransform(
(GpTexture*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
Status SetWrapMode(WrapMode wrapMode)
{
return updateStatus(DllExports::GdipSetTextureWrapMode(
(GpTexture*) nativeBrush, wrapMode));
}
Status TranslateTransform(REAL dx, REAL dy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipTranslateTextureTransform(
(GpTexture*) nativeBrush, dx, dy, order));
}
private:
TextureBrush(GpBrush *brush, Status status): Brush(brush, status) {}
TextureBrush(const TextureBrush&);
TextureBrush& operator=(const TextureBrush&);
};
#endif /* __GDIPLUS_BRUSH_H */