newlib/winsup/w32api/include/gdiplus/gdipluspath.h

965 lines
29 KiB
C++
Executable File

/*
* gdipluspath.h
*
* GDI+ GraphicsPath class
*
* 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_PATH_H
#define __GDIPLUS_PATH_H
#if __GNUC__ >=3
#pragma GCC system_header
#endif
#ifndef __cplusplus
#error "A C++ compiler is required to include gdipluspath.h."
#endif
// Note that some methods of GraphicsPath are implemented in gdiplusimpl.h.
// This avoids a cyclic dependency on Graphics and Pen.
class GraphicsPath: public GdiplusBase
{
friend class CustomLineCap;
friend class Graphics;
friend class GraphicsPathIterator;
friend class PathGradientBrush;
friend class Region;
public:
GraphicsPath(FillMode fillMode = FillModeAlternate):
nativePath(NULL), lastStatus(Ok)
{
lastStatus = DllExports::GdipCreatePath(fillMode, &nativePath);
}
GraphicsPath(const PointF *points, const BYTE *types, INT count,
FillMode fillMode = FillModeAlternate):
nativePath(NULL), lastStatus(Ok)
{
lastStatus = DllExports::GdipCreatePath2(
points, types, count, fillMode, &nativePath);
}
GraphicsPath(const Point *points, const BYTE *types, INT count,
FillMode fillMode = FillModeAlternate):
nativePath(NULL), lastStatus(Ok)
{
lastStatus = DllExports::GdipCreatePath2I(
points, types, count, fillMode, &nativePath);
}
~GraphicsPath()
{
DllExports::GdipDeletePath(nativePath);
}
GraphicsPath* Clone() const
{
GpPath *clonePath = NULL;
Status status = updateStatus(DllExports::GdipClonePath(
nativePath, &clonePath));
if (status == Ok) {
GraphicsPath *result = new GraphicsPath(clonePath, lastStatus);
if (!result) {
DllExports::GdipDeletePath(clonePath);
lastStatus = OutOfMemory;
}
return result;
} else {
return NULL;
}
}
Status AddArc(REAL x, REAL y, REAL width, REAL height,
REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathArc(nativePath,
x, y, width, height, startAngle, sweepAngle));
}
Status AddArc(INT x, INT y, INT width, INT height,
REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathArcI(nativePath,
x, y, width, height, startAngle, sweepAngle));
}
Status AddArc(const RectF& rect, REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathArc(nativePath,
rect.X, rect.Y, rect.Width, rect.Height,
startAngle, sweepAngle));
}
Status AddArc(const Rect& rect, REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathArcI(nativePath,
rect.X, rect.Y, rect.Width, rect.Height,
startAngle, sweepAngle));
}
Status AddBezier(REAL x1, REAL y1, REAL x2, REAL y2,
REAL x3, REAL y3, REAL x4, REAL y4)
{
return updateStatus(DllExports::GdipAddPathBezier(nativePath,
x1, y1, x2, y2, x3, y3, x4, y4));
}
Status AddBezier(INT x1, INT y1, INT x2, INT y2,
INT x3, INT y3, INT x4, INT y4)
{
return updateStatus(DllExports::GdipAddPathBezierI(nativePath,
x1, y1, x2, y2, x3, y3, x4, y4));
}
Status AddBezier(const PointF& pt1, const PointF& pt2,
const PointF& pt3, const PointF& pt4)
{
return updateStatus(DllExports::GdipAddPathBezier(nativePath,
pt1.X, pt1.Y, pt2.X, pt2.Y,
pt3.X, pt3.Y, pt4.X, pt4.Y));
}
Status AddBezier(const Point& pt1, const Point& pt2,
const Point& pt3, const Point& pt4)
{
return updateStatus(DllExports::GdipAddPathBezierI(nativePath,
pt1.X, pt1.Y, pt2.X, pt2.Y,
pt3.X, pt3.Y, pt4.X, pt4.Y));
}
Status AddBeziers(const PointF *points, INT count)
{
return updateStatus(DllExports::GdipAddPathBeziers(
nativePath, points, count));
}
Status AddBeziers(const Point *points, INT count)
{
return updateStatus(DllExports::GdipAddPathBeziersI(
nativePath, points, count));
}
Status AddClosedCurve(const PointF *points, INT count)
{
return updateStatus(DllExports::GdipAddPathClosedCurve(
nativePath, points, count));
}
Status AddClosedCurve(const Point *points, INT count)
{
return updateStatus(DllExports::GdipAddPathClosedCurveI(
nativePath, points, count));
}
Status AddClosedCurve(const PointF *points, INT count, REAL tension)
{
return updateStatus(DllExports::GdipAddPathClosedCurve2(
nativePath, points, count, tension));
}
Status AddClosedCurve(const Point *points, INT count, REAL tension)
{
return updateStatus(DllExports::GdipAddPathClosedCurve2I(
nativePath, points, count, tension));
}
Status AddCurve(const PointF *points, INT count)
{
return updateStatus(DllExports::GdipAddPathCurve(
nativePath, points, count));
}
Status AddCurve(const Point *points, INT count)
{
return updateStatus(DllExports::GdipAddPathCurveI(
nativePath, points, count));
}
Status AddCurve(const PointF *points, INT count, REAL tension)
{
return updateStatus(DllExports::GdipAddPathCurve2(
nativePath, points, count, tension));
}
Status AddCurve(const Point *points, INT count, REAL tension)
{
return updateStatus(DllExports::GdipAddPathCurve2I(
nativePath, points, count, tension));
}
Status AddCurve(const PointF *points, INT count, INT offset,
INT numberOfSegments, REAL tension)
{
return updateStatus(DllExports::GdipAddPathCurve3(
nativePath, points, count,
offset, numberOfSegments, tension));
}
Status AddCurve(const Point *points, INT count, INT offset,
INT numberOfSegments, REAL tension)
{
return updateStatus(DllExports::GdipAddPathCurve3I(
nativePath, points, count,
offset, numberOfSegments, tension));
}
Status AddEllipse(REAL x, REAL y, REAL width, REAL height)
{
return updateStatus(DllExports::GdipAddPathEllipse(nativePath,
x, y, width, height));
}
Status AddEllipse(INT x, INT y, INT width, INT height)
{
return updateStatus(DllExports::GdipAddPathEllipseI(nativePath,
x, y, width, height));
}
Status AddEllipse(const RectF& rect)
{
return updateStatus(DllExports::GdipAddPathEllipse(nativePath,
rect.X, rect.Y, rect.Width, rect.Height));
}
Status AddEllipse(const Rect& rect)
{
return updateStatus(DllExports::GdipAddPathEllipseI(nativePath,
rect.X, rect.Y, rect.Width, rect.Height));
}
Status AddLine(REAL x1, REAL y1, REAL x2, REAL y2)
{
return updateStatus(DllExports::GdipAddPathLine(nativePath,
x1, y1, x2, y2));
}
Status AddLine(INT x1, INT y1, INT x2, INT y2)
{
return updateStatus(DllExports::GdipAddPathLineI(nativePath,
x1, y1, x2, y2));
}
Status AddLine(const PointF& pt1, const PointF& pt2)
{
return updateStatus(DllExports::GdipAddPathLine(nativePath,
pt1.X, pt1.Y, pt2.X, pt2.Y));
}
Status AddLine(const Point& pt1, const Point& pt2)
{
return updateStatus(DllExports::GdipAddPathLineI(nativePath,
pt1.X, pt1.Y, pt2.X, pt2.Y));
}
Status AddLines(const PointF *points, INT count)
{
return updateStatus(DllExports::GdipAddPathLine2(nativePath,
points, count));
}
Status AddLines(const Point *points, INT count)
{
return updateStatus(DllExports::GdipAddPathLine2I(nativePath,
points, count));
}
Status AddPath(const GraphicsPath *addingPath, BOOL connect)
{
return updateStatus(DllExports::GdipAddPathPath(nativePath,
addingPath ? addingPath->nativePath : NULL,
connect));
}
Status AddPie(REAL x, REAL y, REAL width, REAL height,
REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathPie(nativePath,
x, y, width, height, startAngle, sweepAngle));
}
Status AddPie(INT x, INT y, INT width, INT height,
REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathPieI(nativePath,
x, y, width, height, startAngle, sweepAngle));
}
Status AddPie(const RectF& rect, REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathPie(nativePath,
rect.X, rect.Y, rect.Width, rect.Height,
startAngle, sweepAngle));
}
Status AddPie(const Rect& rect, REAL startAngle, REAL sweepAngle)
{
return updateStatus(DllExports::GdipAddPathPieI(nativePath,
rect.X, rect.Y, rect.Width, rect.Height,
startAngle, sweepAngle));
}
Status AddPolygon(const PointF *points, INT count)
{
return updateStatus(DllExports::GdipAddPathPolygon(nativePath,
points, count));
}
Status AddPolygon(const Point *points, INT count)
{
return updateStatus(DllExports::GdipAddPathPolygonI(nativePath,
points, count));
}
Status AddRectangle(const RectF& rect)
{
return updateStatus(DllExports::GdipAddPathRectangle(nativePath,
rect.X, rect.Y, rect.Width, rect.Height));
}
Status AddRectangle(const Rect& rect)
{
return updateStatus(DllExports::GdipAddPathRectangleI(
nativePath,
rect.X, rect.Y, rect.Width, rect.Height));
}
Status AddRectangles(const RectF *rects, INT count)
{
return updateStatus(DllExports::GdipAddPathRectangles(
nativePath, rects, count));
}
Status AddRectangles(const Rect *rects, INT count)
{
return updateStatus(DllExports::GdipAddPathRectanglesI(
nativePath, rects, count));
}
Status AddString(const WCHAR *string, INT length,
const FontFamily *family, INT style, REAL emSize,
const PointF& origin, const StringFormat *format)
{
RectF layoutRect(origin, SizeF(0.0f, 0.0f));
return updateStatus(DllExports::GdipAddPathString(nativePath,
string, length,
family ? family->nativeFontFamily : NULL,
style, emSize, &layoutRect,
format ? format->nativeStringFormat : NULL));
}
Status AddString(const WCHAR *string, INT length,
const FontFamily *family, INT style, REAL emSize,
const Point& origin, const StringFormat *format)
{
Rect layoutRect(origin, Size(0, 0));
return updateStatus(DllExports::GdipAddPathStringI(nativePath,
string, length,
family ? family->nativeFontFamily : NULL,
style, emSize, &layoutRect,
format ? format->nativeStringFormat : NULL));
}
Status AddString(const WCHAR *string, INT length,
const FontFamily *family, INT style, REAL emSize,
const RectF& layoutRect, const StringFormat *format)
{
return updateStatus(DllExports::GdipAddPathString(nativePath,
string, length,
family ? family->nativeFontFamily : NULL,
style, emSize, &layoutRect,
format ? format->nativeStringFormat : NULL));
}
Status AddString(const WCHAR *string, INT length,
const FontFamily *family, INT style, REAL emSize,
const Rect& layoutRect, const StringFormat *format)
{
return updateStatus(DllExports::GdipAddPathStringI(nativePath,
string, length,
family ? family->nativeFontFamily : NULL,
style, emSize, &layoutRect,
format ? format->nativeStringFormat : NULL));
}
Status ClearMarkers()
{
return updateStatus(DllExports::GdipClearPathMarkers(
nativePath));
}
Status CloseAllFigures()
{
return updateStatus(DllExports::GdipClosePathFigures(
nativePath));
}
Status CloseFigure()
{
return updateStatus(DllExports::GdipClosePathFigure(
nativePath));
}
Status Flatten(const Matrix *matrix = NULL,
REAL flatness = FlatnessDefault)
{
return updateStatus(DllExports::GdipFlattenPath(nativePath,
matrix ? matrix->nativeMatrix : NULL,
flatness));
}
Status GetBounds(RectF *bounds, const Matrix *matrix = NULL,
const Pen *pen = NULL) const
{
return updateStatus(DllExports::GdipGetPathWorldBounds(
nativePath, bounds,
matrix ? matrix->nativeMatrix : NULL,
pen ? pen->nativePen : NULL));
}
Status GetBounds(Rect *bounds, const Matrix *matrix = NULL,
const Pen *pen = NULL) const
{
return updateStatus(DllExports::GdipGetPathWorldBoundsI(
nativePath, bounds,
matrix ? matrix->nativeMatrix : NULL,
pen ? pen->nativePen : NULL));
}
FillMode GetFillMode() const
{
FillMode result = FillModeAlternate;
updateStatus(DllExports::GdipGetPathFillMode(nativePath,
&result));
return result;
}
Status GetLastPoint(PointF *lastPoint) const
{
return updateStatus(DllExports::GdipGetPathLastPoint(
nativePath, lastPoint));
}
Status GetLastStatus() const
{
Status result = lastStatus;
lastStatus = Ok;
return result;
}
Status GetPathData(PathData *pathData) const
{
if (!pathData) return lastStatus = InvalidParameter;
Status status;
INT count;
status = updateStatus(DllExports::GdipGetPointCount(
nativePath, &count));
if (status != Ok) return status;
status = updateStatus(pathData->AllocateArrays(count));
if (status != Ok) return status;
return updateStatus(DllExports::GdipGetPathData(
nativePath, (GpPathData*) pathData));
}
Status GetPathPoints(PointF *points, INT count) const
{
return updateStatus(DllExports::GdipGetPathPoints(nativePath,
points, count));
}
Status GetPathPoints(Point *points, INT count) const
{
return updateStatus(DllExports::GdipGetPathPointsI(nativePath,
points, count));
}
Status GetPathTypes(BYTE *types, INT count) const
{
return updateStatus(DllExports::GdipGetPathTypes(nativePath,
types, count));
}
INT GetPointCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetPointCount(nativePath,
&result));
return result;
}
BOOL IsOutlineVisible(REAL x, REAL y, const Pen *pen,
const Graphics *g = NULL) const;
BOOL IsOutlineVisible(INT x, INT y, const Pen *pen,
const Graphics *g = NULL) const;
BOOL IsOutlineVisible(const PointF& point, const Pen *pen,
const Graphics *g = NULL) const;
BOOL IsOutlineVisible(const Point& point, const Pen *pen,
const Graphics *g = NULL) const;
BOOL IsVisible(REAL x, REAL y, const Graphics *g = NULL) const;
BOOL IsVisible(INT x, INT y, const Graphics *g = NULL) const;
BOOL IsVisible(const PointF& point, const Graphics *g = NULL) const;
BOOL IsVisible(const Point& point, const Graphics *g = NULL) const;
Status Outline(const Matrix *matrix = NULL,
REAL flatness = FlatnessDefault)
{
return updateStatus(DllExports::GdipWindingModeOutline(
nativePath,
matrix ? matrix->nativeMatrix : NULL,
flatness));
}
Status Reset()
{
return updateStatus(DllExports::GdipResetPath(nativePath));
}
Status Reverse()
{
return updateStatus(DllExports::GdipReversePath(nativePath));
}
Status SetFillMode(FillMode fillMode)
{
return updateStatus(DllExports::GdipSetPathFillMode(
nativePath, fillMode));
}
Status SetMarker()
{
return updateStatus(DllExports::GdipSetPathMarker(nativePath));
}
Status StartFigure()
{
return updateStatus(DllExports::GdipStartPathFigure(
nativePath));
}
Status Transform(const Matrix *matrix)
{
return updateStatus(DllExports::GdipTransformPath(
nativePath,
matrix ? matrix->nativeMatrix : NULL));
}
Status Warp(const PointF *destPoints, INT count, const RectF& srcRect,
const Matrix *matrix = NULL,
WarpMode warpMode = WarpModePerspective,
REAL flatness = FlatnessDefault)
{
return updateStatus(DllExports::GdipWarpPath(nativePath,
matrix ? matrix->nativeMatrix : NULL,
destPoints, count,
srcRect.X, srcRect.Y,
srcRect.Width, srcRect.Height,
warpMode, flatness));
}
Status Widen(const Pen *pen, const Matrix *matrix = NULL,
REAL flatness = FlatnessDefault)
{
return updateStatus(DllExports::GdipWidenPath(nativePath,
pen ? pen->nativePen : NULL,
matrix ? matrix->nativeMatrix : NULL,
flatness));
}
private:
GraphicsPath(GpPath *path, Status status):
nativePath(path), lastStatus(status) {}
GraphicsPath(const GraphicsPath&);
GraphicsPath& operator=(const GraphicsPath&);
Status updateStatus(Status newStatus) const
{
if (newStatus != Ok) lastStatus = newStatus;
return newStatus;
}
GpPath *nativePath;
mutable Status lastStatus;
};
class GraphicsPathIterator: public GdiplusBase
{
public:
GraphicsPathIterator(GraphicsPath *path):
nativePathIterator(NULL), lastStatus(Ok)
{
lastStatus = DllExports::GdipCreatePathIter(
&nativePathIterator,
path ? path->nativePath : NULL);
}
~GraphicsPathIterator()
{
DllExports::GdipDeletePathIter(nativePathIterator);
}
INT CopyData(PointF *points, BYTE *types, INT startIndex, INT endIndex)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterCopyData(
nativePathIterator, &result,
points, types, startIndex, endIndex));
return result;
}
INT Enumerate(PointF *points, BYTE *types, INT count)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterEnumerate(
nativePathIterator, &result,
points, types, count));
return result;
}
INT GetCount() const
{
INT result = 0;
updateStatus(DllExports::GdipPathIterGetCount(
nativePathIterator, &result));
return result;
}
Status GetLastStatus() const
{
Status result = lastStatus;
lastStatus = Ok;
return result;
}
INT GetSubpathCount() const
{
INT result = 0;
updateStatus(DllExports::GdipPathIterGetSubpathCount(
nativePathIterator, &result));
return result;
}
BOOL HasCurve() const
{
BOOL result = FALSE;
updateStatus(DllExports::GdipPathIterHasCurve(
nativePathIterator, &result));
return result;
}
INT NextMarker(INT *startIndex, INT *endIndex)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterNextMarker(
nativePathIterator, &result,
startIndex, endIndex));
return result;
}
INT NextMarker(GraphicsPath *path)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterNextMarkerPath(
nativePathIterator, &result,
path ? path->nativePath : NULL));
return result;
}
INT NextPathType(BYTE *pathType, INT *startIndex, INT *endIndex)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterNextPathType(
nativePathIterator, &result,
pathType, startIndex, endIndex));
return result;
}
INT NextSubpath(INT *startIndex, INT *endIndex, BOOL *isClosed)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterNextSubpath(
nativePathIterator, &result,
startIndex, endIndex, isClosed));
return result;
}
INT NextSubpath(GraphicsPath *path, BOOL *isClosed)
{
INT result = 0;
updateStatus(DllExports::GdipPathIterNextSubpathPath(
nativePathIterator, &result,
path ? path->nativePath : NULL, isClosed));
return result;
}
VOID Rewind()
{
updateStatus(DllExports::GdipPathIterRewind(
nativePathIterator));
}
private:
GraphicsPathIterator(GpPathIterator *pathIterator, Status status):
nativePathIterator(pathIterator), lastStatus(status) {}
GraphicsPathIterator(const GraphicsPathIterator&);
GraphicsPathIterator& operator=(const GraphicsPathIterator&);
Status updateStatus(Status newStatus) const
{
if (newStatus != Ok) lastStatus = newStatus;
return newStatus;
}
GpPathIterator *nativePathIterator;
mutable Status lastStatus;
};
class PathGradientBrush: public Brush
{
public:
PathGradientBrush(const PointF *points, INT count,
WrapMode wrapMode = WrapModeClamp)
{
GpPathGradient *nativePathGradient = NULL;
lastStatus = DllExports::GdipCreatePathGradient(
points, count, wrapMode, &nativePathGradient);
nativeBrush = nativePathGradient;
}
PathGradientBrush(const Point *points, INT count,
WrapMode wrapMode = WrapModeClamp)
{
GpPathGradient *nativePathGradient = NULL;
lastStatus = DllExports::GdipCreatePathGradientI(
points, count, wrapMode, &nativePathGradient);
nativeBrush = nativePathGradient;
}
PathGradientBrush(const GraphicsPath *path)
{
GpPathGradient *nativePathGradient = NULL;
lastStatus = DllExports::GdipCreatePathGradientFromPath(
path ? path->nativePath : NULL,
&nativePathGradient);
nativeBrush = nativePathGradient;
}
virtual PathGradientBrush *Clone() const
{
GpBrush *cloneBrush = NULL;
Status status = updateStatus(DllExports::GdipCloneBrush(
nativeBrush, &cloneBrush));
if (status == Ok) {
PathGradientBrush *result =
new PathGradientBrush(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::GdipGetPathGradientBlend(
(GpPathGradient*) nativeBrush,
blendFactors, blendPositions, count));
}
INT GetBlendCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetPathGradientBlendCount(
(GpPathGradient*) nativeBrush, &result));
return result;
}
Status GetCenterColor(Color *color) const
{
return updateStatus(DllExports::GdipGetPathGradientCenterColor(
(GpPathGradient*) nativeBrush,
color ? &color->Value : NULL));
}
Status GetCenterPoint(PointF *point) const
{
return updateStatus(DllExports::GdipGetPathGradientCenterPoint(
(GpPathGradient*) nativeBrush, point));
}
Status GetCenterPoint(Point *point) const
{
return updateStatus(DllExports::GdipGetPathGradientCenterPointI(
(GpPathGradient*) nativeBrush, point));
}
Status GetFocusScales(REAL *xScale, REAL *yScale) const
{
return updateStatus(DllExports::GdipGetPathGradientFocusScales(
(GpPathGradient*) nativeBrush, xScale, yScale));
}
BOOL GetGammaCorrection() const
{
BOOL result = FALSE;
updateStatus(DllExports::GdipGetPathGradientGammaCorrection(
(GpPathGradient*) nativeBrush, &result));
return result;
}
//Status GetGraphicsPath(GraphicsPath *path) const
//{
// // TODO: implement PathGradientBrush::GetGraphicsPath
// return updateStatus(NotImplemented);
//}
INT GetInterpolationColorCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetPathGradientPresetBlendCount(
(GpPathGradient*) 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::GdipGetPathGradientPresetBlend(
(GpPathGradient*) nativeBrush,
presetArgb, blendPositions, count));
for (INT i = 0; i < count; ++i) {
presetColors[i].SetValue(presetArgb[i]);
}
DllExports::GdipFree((void*) presetArgb);
return status;
}
INT GetPointCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetPathGradientPointCount(
(GpPathGradient*) nativeBrush, &result));
return result;
}
Status GetRectangle(RectF *rect) const
{
return updateStatus(DllExports::GdipGetPathGradientRect(
(GpPathGradient*) nativeBrush, rect));
}
Status GetRectangle(Rect *rect) const
{
return updateStatus(DllExports::GdipGetPathGradientRectI(
(GpPathGradient*) nativeBrush, rect));
}
INT GetSurroundColorCount() const
{
INT result = 0;
updateStatus(DllExports::GdipGetPathGradientSurroundColorCount(
(GpPathGradient*) nativeBrush, &result));
return result;
}
Status GetSurroundColors(Color *colors, INT *count)
{
if (!colors || !count || *count <= 0)
return lastStatus = InvalidParameter;
ARGB *colorsArgb =
(ARGB*) DllExports::GdipAlloc(*count * sizeof(ARGB));
if (!colorsArgb)
return lastStatus = OutOfMemory;
Status status = updateStatus(DllExports::GdipGetPathGradientSurroundColorsWithCount(
(GpPathGradient*) nativeBrush,
colorsArgb, count));
for (INT i = 0; i < *count; ++i) {
colors[i].SetValue(colorsArgb[i]);
}
DllExports::GdipFree((void*) colorsArgb);
return status;
}
Status GetTransform(Matrix *matrix) const
{
return updateStatus(DllExports::GdipGetPathGradientTransform(
(GpPathGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
WrapMode GetWrapMode() const
{
WrapMode result = WrapModeTile;
updateStatus(DllExports::GdipGetPathGradientWrapMode(
(GpPathGradient*) nativeBrush, &result));
return result;
}
Status MultiplyTransform(const Matrix *matrix,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipMultiplyPathGradientTransform(
(GpPathGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL, order));
}
Status ResetTransform()
{
return updateStatus(DllExports::GdipResetPathGradientTransform(
(GpPathGradient*) nativeBrush));
}
Status RotateTransform(REAL angle,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipRotatePathGradientTransform(
(GpPathGradient*) nativeBrush, angle, order));
}
Status ScaleTransform(REAL sx, REAL sy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipScalePathGradientTransform(
(GpPathGradient*) nativeBrush, sx, sy, order));
}
Status SetBlend(REAL *blendFactors, REAL *blendPositions, INT count)
{
return updateStatus(DllExports::GdipSetPathGradientBlend(
(GpPathGradient*) nativeBrush,
blendFactors, blendPositions, count));
}
Status SetBlendBellShape(REAL focus, REAL scale = 1.0f)
{
return updateStatus(DllExports::GdipSetPathGradientSigmaBlend(
(GpPathGradient*) nativeBrush, focus, scale));
}
Status SetBlendTriangularShape(REAL focus, REAL scale = 1.0f)
{
return updateStatus(DllExports::GdipSetPathGradientLinearBlend(
(GpPathGradient*) nativeBrush, focus, scale));
}
Status SetCenterColor(const Color& color)
{
return updateStatus(DllExports::GdipSetPathGradientCenterColor(
(GpPathGradient*) nativeBrush,
color.GetValue()));
}
Status SetCenterPoint(const PointF& point)
{
return updateStatus(DllExports::GdipSetPathGradientCenterPoint(
(GpPathGradient*) nativeBrush, &point));
}
Status SetCenterPoint(const Point& point)
{
return updateStatus(DllExports::GdipSetPathGradientCenterPointI(
(GpPathGradient*) nativeBrush, &point));
}
Status SetFocusScales(REAL xScale, REAL yScale)
{
return updateStatus(DllExports::GdipSetPathGradientFocusScales(
(GpPathGradient*) nativeBrush, xScale, yScale));
}
Status SetGammaCorrection(BOOL useGammaCorrection)
{
return updateStatus(DllExports::GdipSetPathGradientGammaCorrection(
(GpPathGradient*) nativeBrush,
useGammaCorrection));
}
//Status SetGraphicsPath(const GraphicsPath *path)
//{
// // TODO: implement PathGradientBrush::SetGraphicsPath
// return updateStatus(NotImplemented);
//}
Status SetInterpolationColors(const Color *presetColors,
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::GdipSetPathGradientPresetBlend(
(GpPathGradient*) nativeBrush,
presetArgb, blendPositions, count));
DllExports::GdipFree((void*) presetArgb);
return status;
}
Status SetSurroundColors(const Color *colors, INT *count)
{
if (!colors || !count || *count <= 0)
return lastStatus = InvalidParameter;
ARGB *colorsArgb =
(ARGB*) DllExports::GdipAlloc(*count * sizeof(ARGB));
if (!colorsArgb)
return lastStatus = OutOfMemory;
for (INT i = 0; i < *count; ++i) {
colorsArgb[i] = colors[i].GetValue();
}
Status status = updateStatus(DllExports::GdipSetPathGradientSurroundColorsWithCount(
(GpPathGradient*) nativeBrush,
colorsArgb, count));
DllExports::GdipFree((void*) colorsArgb);
return status;
}
Status SetTransform(const Matrix *matrix)
{
return updateStatus(DllExports::GdipSetPathGradientTransform(
(GpPathGradient*) nativeBrush,
matrix ? matrix->nativeMatrix : NULL));
}
Status SetWrapMode(WrapMode wrapMode)
{
return updateStatus(DllExports::GdipSetPathGradientWrapMode(
(GpPathGradient*) nativeBrush, wrapMode));
}
Status TranslateTransform(REAL dx, REAL dy,
MatrixOrder order = MatrixOrderPrepend)
{
return updateStatus(DllExports::GdipTranslatePathGradientTransform(
(GpPathGradient*) nativeBrush, dx, dy, order));
}
private:
PathGradientBrush(GpBrush *brush, Status status): Brush(brush, status) {}
PathGradientBrush(const PathGradientBrush&);
PathGradientBrush& operator=(const PathGradientBrush&);
};
#endif /* __GDIPLUS_PATH_H */