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-rw-r--r--include/basegfx/matrix/b2dhommatrix.hxx27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/basegfx/matrix/b2dhommatrix.hxx b/include/basegfx/matrix/b2dhommatrix.hxx
index 9f2c8a338412..0015b2a78fce 100644
--- a/include/basegfx/matrix/b2dhommatrix.hxx
+++ b/include/basegfx/matrix/b2dhommatrix.hxx
@@ -47,6 +47,33 @@ namespace basegfx
B2DHomMatrix(B2DHomMatrix&& rMat);
~B2DHomMatrix();
+ /** Convenience creator for declaration of the matrix that is commonly
+ used by web standards (SVG, CSS, HTML).
+
+ Values a,b,c,d,e,f represent the following values in the matrix:
+ [a,c,e] [a,c,e]
+ [b,d,f] or [b,d,f]
+ [0,0,1]
+
+ */
+ static B2DHomMatrix abcdef(double da, double db, double dc, double dd, double de, double df)
+ {
+ return B2DHomMatrix(da, dc, de, db, dd, df);
+ }
+
+ // Convenience accessor for value at 0,0 position in the matrix
+ double a() { return get(0,0); }
+ // Convenience accessor for value at 1,0 position in the matrix
+ double b() { return get(1,0); }
+ // Convenience accessor for value at 0,1 position in the matrix
+ double c() { return get(0,1); }
+ // Convenience accessor for value at 1,1 position in the matrix
+ double d() { return get(1,1); }
+ // Convenience accessor for value at 0,2 position in the matrix
+ double e() { return get(0,2); }
+ // Convenience accessor for value at 1,2 position in the matrix
+ double f() { return get(1,2); }
+
/** constructor to allow setting all needed values for a 3x2 matrix at once. The
parameter f_0x1 e.g. is the same as using set(0, 1, f)
*/