[4/6] gdiplus: GdipIsMatrixIdentity
Nikolay Sivov
bunglehead at gmail.com
Tue Apr 29 16:28:35 CDT 2008
Changelog:
- implemented GdipIsMatrixIdentity
---
dlls/gdiplus/gdiplus.spec | 2 +-
dlls/gdiplus/matrix.c | 21 +++++++++++++++++++++
include/gdiplusflat.h | 1 +
3 files changed, 23 insertions(+), 1 deletions(-)
diff --git a/dlls/gdiplus/gdiplus.spec b/dlls/gdiplus/gdiplus.spec
index 0365ca3..056fde9 100644
--- a/dlls/gdiplus/gdiplus.spec
+++ b/dlls/gdiplus/gdiplus.spec
@@ -419,7 +419,7 @@
@ stub GdipIsEqualRegion
@ stub GdipIsInfiniteRegion
@ stdcall GdipIsMatrixEqual(ptr ptr ptr)
-@ stub GdipIsMatrixIdentity
+@ stdcall GdipIsMatrixIdentity(ptr ptr)
@ stub GdipIsMatrixInvertible
@ stub GdipIsOutlineVisiblePathPoint
@ stdcall GdipIsOutlineVisiblePathPointI(ptr long long ptr ptr ptr)
diff --git a/dlls/gdiplus/matrix.c b/dlls/gdiplus/matrix.c
index cc3507e..6d2e62c 100644
--- a/dlls/gdiplus/matrix.c
+++ b/dlls/gdiplus/matrix.c
@@ -366,3 +366,24 @@ GpStatus WINGDIPAPI GdipIsMatrixEqual(GDIPCONST GpMatrix *matrix, GDIPCONST GpMa
return Ok;
}
+
+GpStatus WINGDIPAPI GdipIsMatrixIdentity(GDIPCONST GpMatrix *matrix, BOOL *result)
+{
+ GpMatrix *e;
+ GpStatus ret;
+ BOOL isIdentity;
+
+ if(!matrix || !result)
+ return InvalidParameter;
+
+ ret = GdipCreateMatrix(&e);
+ if(ret != Ok) return ret;
+
+ ret = GdipIsMatrixEqual(matrix, e, &isIdentity);
+ if(ret == Ok)
+ *result = isIdentity;
+
+ GdipFree(e);
+
+ return ret;
+}
diff --git a/include/gdiplusflat.h b/include/gdiplusflat.h
index 45dd47b..25ffe34 100644
--- a/include/gdiplusflat.h
+++ b/include/gdiplusflat.h
@@ -238,6 +238,7 @@ GpStatus WINGDIPAPI GdipCreateMatrix2(REAL,REAL,REAL,REAL,REAL,REAL,GpMatrix**);
GpStatus WINGDIPAPI GdipCreateMatrix3(GDIPCONST GpRectF *,GDIPCONST GpPointF*,GpMatrix**);
GpStatus WINGDIPAPI GdipCreateMatrix3I(GDIPCONST GpRect*,GDIPCONST GpPoint*,GpMatrix**);
GpStatus WINGDIPAPI GdipIsMatrixEqual(GDIPCONST GpMatrix*, GDIPCONST GpMatrix*, BOOL*);
+GpStatus WINGDIPAPI GdipIsMatrixIdentity(GDIPCONST GpMatrix*, BOOL*);
GpStatus WINGDIPAPI GdipDeleteMatrix(GpMatrix*);
GpStatus WINGDIPAPI GdipGetMatrixElements(GDIPCONST GpMatrix*,REAL*);
--
1.4.4.4
More information about the wine-patches
mailing list