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gdiplus: Implemented GdipDrawArc.

This commit is contained in:
Evan Stade 2007-06-19 19:31:19 -07:00 committed by Alexandre Julliard
parent 2a2a3b4ea4
commit c42f8794a1
3 changed files with 27 additions and 1 deletions
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2
dlls/gdiplus/gdiplus.spec
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@ -142,7 +142,7 @@
@ stub GdipDeleteStringFormat
@ stub GdipDisposeImage
@ stub GdipDisposeImageAttributes
@ stub GdipDrawArc
@ stdcall GdipDrawArc(ptr ptr long long long long long long)
@ stub GdipDrawArcI
@ stdcall GdipDrawBezier(ptr ptr long long long long long long long long)
@ stub GdipDrawBezierI

25
dlls/gdiplus/graphics.c
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@ -116,6 +116,31 @@ GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *graphics)
return Ok;
}
GpStatus WINGDIPAPI GdipDrawArc(GpGraphics *graphics, GpPen *pen, REAL x,
REAL y, REAL width, REAL height, REAL startAngle, REAL sweepAngle)
{
HGDIOBJ old_pen;
REAL x_0, y_0, x_1, y_1, x_2, y_2;
if(!graphics || !pen)
return InvalidParameter;
old_pen = SelectObject(graphics->hdc, pen->gdipen);
x_0 = x + (width/2.0);
y_0 = y + (height/2.0);
deg2xy(startAngle+sweepAngle, x_0, y_0, &x_1, &y_1);
deg2xy(startAngle, x_0, y_0, &x_2, &y_2);
Arc(graphics->hdc, roundr(x), roundr(y), roundr(x+width), roundr(y+height),
roundr(x_1), roundr(y_1), roundr(x_2), roundr(y_2));
SelectObject(graphics->hdc, old_pen);
return Ok;
}
GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics *graphics, GpPen *pen, REAL x1,
REAL y1, REAL x2, REAL y2, REAL x3, REAL y3, REAL x4, REAL y4)
{

1
include/gdiplusflat.h
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@ -31,6 +31,7 @@ GpStatus WINGDIPAPI GdipDeletePen(GpPen*);
GpStatus WINGDIPAPI GdipCreateFromHDC(HDC,GpGraphics**);
GpStatus WINGDIPAPI GdipCreateFromHWND(HWND,GpGraphics**);
GpStatus WINGDIPAPI GdipDeleteGraphics(GpGraphics *);
GpStatus WINGDIPAPI GdipDrawArc(GpGraphics*,GpPen*,REAL,REAL,REAL,REAL,REAL,REAL);
GpStatus WINGDIPAPI GdipDrawBezier(GpGraphics*,GpPen*,REAL,REAL,REAL,REAL,REAL,
REAL,REAL,REAL);
GpStatus WINGDIPAPI GdipDrawLineI(GpGraphics*,GpPen*,INT,INT,INT,INT);