Add wxAffineMatrix2D and related classes.

This class represents an affine 2D transformation and will be used in wxDC for
now and maybe in wxGC later.

Closes #13143.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67520 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

Makefile.in

@@ -3833,6 +3833,8 @@ COND_USE_GUI_1_WXUNIV_1_GUI_CORE_HEADERS =  \
 	wx/univ/window.h
 @COND_USE_GUI_1_WXUNIV_1@GUI_CORE_HEADERS = $(COND_USE_GUI_1_WXUNIV_1_GUI_CORE_HEADERS)
 COND_USE_GUI_1_ALL_GUI_HEADERS =  \
+	wx/affinematrix2dbase.h \
+	wx/affinematrix2d.h \
 	wx/bmpbuttn.h \
 	wx/brush.h \
 	wx/button.h \
@@ -4482,6 +4484,7 @@ COND_USE_GUI_1_WXUNIV_0___CORE_SRC_OBJECTS =  \
 	monodll_accelcmn.o \
 	monodll_accesscmn.o \
 	monodll_anidecod.o \
+	monodll_affinematrix2d.o \
 	monodll_appcmn.o \
 	monodll_artprov.o \
 	monodll_artstd.o \
@@ -4698,6 +4701,7 @@ COND_USE_GUI_1_WXUNIV_1___CORE_SRC_OBJECTS =  \
 	monodll_accelcmn.o \
 	monodll_accesscmn.o \
 	monodll_anidecod.o \
+	monodll_affinematrix2d.o \
 	monodll_appcmn.o \
 	monodll_artprov.o \
 	monodll_artstd.o \
@@ -6402,6 +6406,7 @@ COND_USE_GUI_1_WXUNIV_0___CORE_SRC_OBJECTS_1 =  \
 	monolib_accelcmn.o \
 	monolib_accesscmn.o \
 	monolib_anidecod.o \
+	monolib_affinematrix2d.o \
 	monolib_appcmn.o \
 	monolib_artprov.o \
 	monolib_artstd.o \
@@ -6618,6 +6623,7 @@ COND_USE_GUI_1_WXUNIV_1___CORE_SRC_OBJECTS_1 =  \
 	monolib_accelcmn.o \
 	monolib_accesscmn.o \
 	monolib_anidecod.o \
+	monolib_affinematrix2d.o \
 	monolib_appcmn.o \
 	monolib_artprov.o \
 	monolib_artstd.o \
@@ -8506,6 +8512,7 @@ COND_USE_GUI_1_WXUNIV_0___CORE_SRC_OBJECTS_2 =  \
 	coredll_accelcmn.o \
 	coredll_accesscmn.o \
 	coredll_anidecod.o \
+	coredll_affinematrix2d.o \
 	coredll_appcmn.o \
 	coredll_artprov.o \
 	coredll_artstd.o \
@@ -8722,6 +8729,7 @@ COND_USE_GUI_1_WXUNIV_1___CORE_SRC_OBJECTS_2 =  \
 	coredll_accelcmn.o \
 	coredll_accesscmn.o \
 	coredll_anidecod.o \
+	coredll_affinematrix2d.o \
 	coredll_appcmn.o \
 	coredll_artprov.o \
 	coredll_artstd.o \
@@ -10088,6 +10096,7 @@ COND_USE_GUI_1_WXUNIV_0___CORE_SRC_OBJECTS_3 =  \
 	corelib_accelcmn.o \
 	corelib_accesscmn.o \
 	corelib_anidecod.o \
+	corelib_affinematrix2d.o \
 	corelib_appcmn.o \
 	corelib_artprov.o \
 	corelib_artstd.o \
@@ -10304,6 +10313,7 @@ COND_USE_GUI_1_WXUNIV_1___CORE_SRC_OBJECTS_3 =  \
 	corelib_accelcmn.o \
 	corelib_accesscmn.o \
 	corelib_anidecod.o \
+	corelib_affinematrix2d.o \
 	corelib_appcmn.o \
 	corelib_artprov.o \
 	corelib_artstd.o \
@@ -19765,6 +19775,9 @@ monodll_sound_sdl.o: $(srcdir)/src/unix/sound_sdl.cpp $(MONODLL_ODEP)
 @COND_USE_GUI_1@monodll_anidecod.o: $(srcdir)/src/common/anidecod.cpp $(MONODLL_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/common/anidecod.cpp
 
+@COND_USE_GUI_1@monodll_affinematrix2d.o: $(srcdir)/src/common/affinematrix2d.cpp $(MONODLL_ODEP)
+@COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/common/affinematrix2d.cpp
+
 @COND_USE_GUI_1@monodll_appcmn.o: $(srcdir)/src/common/appcmn.cpp $(MONODLL_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONODLL_CXXFLAGS) $(srcdir)/src/common/appcmn.cpp
 
@@ -25060,6 +25073,9 @@ monolib_sound_sdl.o: $(srcdir)/src/unix/sound_sdl.cpp $(MONOLIB_ODEP)
 @COND_USE_GUI_1@monolib_anidecod.o: $(srcdir)/src/common/anidecod.cpp $(MONOLIB_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/common/anidecod.cpp
 
+@COND_USE_GUI_1@monolib_affinematrix2d.o: $(srcdir)/src/common/affinematrix2d.cpp $(MONOLIB_ODEP)
+@COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/common/affinematrix2d.cpp
+
 @COND_USE_GUI_1@monolib_appcmn.o: $(srcdir)/src/common/appcmn.cpp $(MONOLIB_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(MONOLIB_CXXFLAGS) $(srcdir)/src/common/appcmn.cpp
 
@@ -30535,6 +30551,9 @@ coredll_win32.o: $(srcdir)/src/univ/themes/win32.cpp $(COREDLL_ODEP)
 @COND_USE_GUI_1@coredll_anidecod.o: $(srcdir)/src/common/anidecod.cpp $(COREDLL_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/common/anidecod.cpp
 
+@COND_USE_GUI_1@coredll_affinematrix2d.o: $(srcdir)/src/common/affinematrix2d.cpp $(COREDLL_ODEP)
+@COND_USE_GUI_1@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/common/affinematrix2d.cpp
+
 @COND_USE_GUI_1@coredll_appcmn.o: $(srcdir)/src/common/appcmn.cpp $(COREDLL_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(COREDLL_CXXFLAGS) $(srcdir)/src/common/appcmn.cpp
 
@@ -34513,6 +34532,9 @@ corelib_win32.o: $(srcdir)/src/univ/themes/win32.cpp $(CORELIB_ODEP)
 @COND_USE_GUI_1@corelib_anidecod.o: $(srcdir)/src/common/anidecod.cpp $(CORELIB_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/common/anidecod.cpp
 
+@COND_USE_GUI_1@corelib_affinematrix2d.o: $(srcdir)/src/common/affinematrix2d.cpp $(CORELIB_ODEP)
+@COND_USE_GUI_1@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/common/affinematrix2d.cpp
+
 @COND_USE_GUI_1@corelib_appcmn.o: $(srcdir)/src/common/appcmn.cpp $(CORELIB_ODEP)
 @COND_USE_GUI_1@	$(CXXC) -c -o $@ $(CORELIB_CXXFLAGS) $(srcdir)/src/common/appcmn.cpp
 

build/bakefiles/files.bkl

@@ -651,6 +651,7 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/common/accelcmn.cpp
     src/common/accesscmn.cpp
     src/common/anidecod.cpp
+    src/common/affinematrix2d.cpp
     src/common/appcmn.cpp
     src/common/artprov.cpp
     src/common/artstd.cpp
@@ -809,6 +810,8 @@ IMPORTANT: please read docs/tech/tn0016.txt before modifying this file!
     src/generic/vscroll.cpp
 </set>
 <set var="GUI_CMN_HDR" hints="files">
+    wx/affinematrix2dbase.h
+    wx/affinematrix2d.h
     wx/bmpbuttn.h
     wx/brush.h
     wx/button.h

build/msw/makefile.bcc

@@ -1791,6 +1791,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.obj \
 	$(OBJS)\monodll_accesscmn.obj \
 	$(OBJS)\monodll_anidecod.obj \
+	$(OBJS)\monodll_affinematrix2d.obj \
 	$(OBJS)\monodll_appcmn.obj \
 	$(OBJS)\monodll_artprov.obj \
 	$(OBJS)\monodll_artstd.obj \
@@ -2056,6 +2057,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.obj \
 	$(OBJS)\monodll_accesscmn.obj \
 	$(OBJS)\monodll_anidecod.obj \
+	$(OBJS)\monodll_affinematrix2d.obj \
 	$(OBJS)\monodll_appcmn.obj \
 	$(OBJS)\monodll_artprov.obj \
 	$(OBJS)\monodll_artstd.obj \
@@ -2553,6 +2555,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.obj \
 	$(OBJS)\monolib_accesscmn.obj \
 	$(OBJS)\monolib_anidecod.obj \
+	$(OBJS)\monolib_affinematrix2d.obj \
 	$(OBJS)\monolib_appcmn.obj \
 	$(OBJS)\monolib_artprov.obj \
 	$(OBJS)\monolib_artstd.obj \
@@ -2818,6 +2821,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.obj \
 	$(OBJS)\monolib_accesscmn.obj \
 	$(OBJS)\monolib_anidecod.obj \
+	$(OBJS)\monolib_affinematrix2d.obj \
 	$(OBJS)\monolib_appcmn.obj \
 	$(OBJS)\monolib_artprov.obj \
 	$(OBJS)\monolib_artstd.obj \
@@ -3203,6 +3207,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.obj \
 	$(OBJS)\coredll_accesscmn.obj \
 	$(OBJS)\coredll_anidecod.obj \
+	$(OBJS)\coredll_affinematrix2d.obj \
 	$(OBJS)\coredll_appcmn.obj \
 	$(OBJS)\coredll_artprov.obj \
 	$(OBJS)\coredll_artstd.obj \
@@ -3468,6 +3473,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.obj \
 	$(OBJS)\coredll_accesscmn.obj \
 	$(OBJS)\coredll_anidecod.obj \
+	$(OBJS)\coredll_affinematrix2d.obj \
 	$(OBJS)\coredll_appcmn.obj \
 	$(OBJS)\coredll_artprov.obj \
 	$(OBJS)\coredll_artstd.obj \
@@ -3742,6 +3748,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.obj \
 	$(OBJS)\corelib_accesscmn.obj \
 	$(OBJS)\corelib_anidecod.obj \
+	$(OBJS)\corelib_affinematrix2d.obj \
 	$(OBJS)\corelib_appcmn.obj \
 	$(OBJS)\corelib_artprov.obj \
 	$(OBJS)\corelib_artstd.obj \
@@ -4007,6 +4014,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.obj \
 	$(OBJS)\corelib_accesscmn.obj \
 	$(OBJS)\corelib_anidecod.obj \
+	$(OBJS)\corelib_affinematrix2d.obj \
 	$(OBJS)\corelib_appcmn.obj \
 	$(OBJS)\corelib_artprov.obj \
 	$(OBJS)\corelib_artstd.obj \
@@ -7277,6 +7285,11 @@ $(OBJS)\monodll_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\monodll_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\monodll_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) -q -c -P -o$@ $(MONODLL_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -9622,6 +9635,11 @@ $(OBJS)\monolib_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\monolib_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\monolib_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) -q -c -P -o$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -11961,6 +11979,11 @@ $(OBJS)\coredll_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\coredll_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\coredll_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) -q -c -P -o$@ $(COREDLL_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -13361,6 +13384,11 @@ $(OBJS)\corelib_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\corelib_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\corelib_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) -q -c -P -o$@ $(CORELIB_CXXFLAGS) ..\..\src\common\appcmn.cpp

build/msw/makefile.gcc

@@ -1802,6 +1802,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.o \
 	$(OBJS)\monodll_accesscmn.o \
 	$(OBJS)\monodll_anidecod.o \
+	$(OBJS)\monodll_affinematrix2d.o \
 	$(OBJS)\monodll_appcmn.o \
 	$(OBJS)\monodll_artprov.o \
 	$(OBJS)\monodll_artstd.o \
@@ -2069,6 +2070,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.o \
 	$(OBJS)\monodll_accesscmn.o \
 	$(OBJS)\monodll_anidecod.o \
+	$(OBJS)\monodll_affinematrix2d.o \
 	$(OBJS)\monodll_appcmn.o \
 	$(OBJS)\monodll_artprov.o \
 	$(OBJS)\monodll_artstd.o \
@@ -2570,6 +2572,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.o \
 	$(OBJS)\monolib_accesscmn.o \
 	$(OBJS)\monolib_anidecod.o \
+	$(OBJS)\monolib_affinematrix2d.o \
 	$(OBJS)\monolib_appcmn.o \
 	$(OBJS)\monolib_artprov.o \
 	$(OBJS)\monolib_artstd.o \
@@ -2837,6 +2840,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.o \
 	$(OBJS)\monolib_accesscmn.o \
 	$(OBJS)\monolib_anidecod.o \
+	$(OBJS)\monolib_affinematrix2d.o \
 	$(OBJS)\monolib_appcmn.o \
 	$(OBJS)\monolib_artprov.o \
 	$(OBJS)\monolib_artstd.o \
@@ -3236,6 +3240,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.o \
 	$(OBJS)\coredll_accesscmn.o \
 	$(OBJS)\coredll_anidecod.o \
+	$(OBJS)\coredll_affinematrix2d.o \
 	$(OBJS)\coredll_appcmn.o \
 	$(OBJS)\coredll_artprov.o \
 	$(OBJS)\coredll_artstd.o \
@@ -3503,6 +3508,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.o \
 	$(OBJS)\coredll_accesscmn.o \
 	$(OBJS)\coredll_anidecod.o \
+	$(OBJS)\coredll_affinematrix2d.o \
 	$(OBJS)\coredll_appcmn.o \
 	$(OBJS)\coredll_artprov.o \
 	$(OBJS)\coredll_artstd.o \
@@ -3783,6 +3789,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.o \
 	$(OBJS)\corelib_accesscmn.o \
 	$(OBJS)\corelib_anidecod.o \
+	$(OBJS)\corelib_affinematrix2d.o \
 	$(OBJS)\corelib_appcmn.o \
 	$(OBJS)\corelib_artprov.o \
 	$(OBJS)\corelib_artstd.o \
@@ -4050,6 +4057,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.o \
 	$(OBJS)\corelib_accesscmn.o \
 	$(OBJS)\corelib_anidecod.o \
+	$(OBJS)\corelib_affinematrix2d.o \
 	$(OBJS)\corelib_appcmn.o \
 	$(OBJS)\corelib_artprov.o \
 	$(OBJS)\corelib_artstd.o \
@@ -7427,6 +7435,11 @@ $(OBJS)\monodll_anidecod.o: ../../src/common/anidecod.cpp
 	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
 endif
 
+ifeq ($(USE_GUI),1)
+$(OBJS)\monodll_affinematrix2d.o: ../../src/common/affinematrix2d.cpp
+	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
+endif
+
 ifeq ($(USE_GUI),1)
 $(OBJS)\monodll_appcmn.o: ../../src/common/appcmn.cpp
 	$(CXX) -c -o $@ $(MONODLL_CXXFLAGS) $(CPPDEPS) $<
@@ -9772,6 +9785,11 @@ $(OBJS)\monolib_anidecod.o: ../../src/common/anidecod.cpp
 	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
 endif
 
+ifeq ($(USE_GUI),1)
+$(OBJS)\monolib_affinematrix2d.o: ../../src/common/affinematrix2d.cpp
+	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
+endif
+
 ifeq ($(USE_GUI),1)
 $(OBJS)\monolib_appcmn.o: ../../src/common/appcmn.cpp
 	$(CXX) -c -o $@ $(MONOLIB_CXXFLAGS) $(CPPDEPS) $<
@@ -12111,6 +12129,11 @@ $(OBJS)\coredll_anidecod.o: ../../src/common/anidecod.cpp
 	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
 endif
 
+ifeq ($(USE_GUI),1)
+$(OBJS)\coredll_affinematrix2d.o: ../../src/common/affinematrix2d.cpp
+	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
+endif
+
 ifeq ($(USE_GUI),1)
 $(OBJS)\coredll_appcmn.o: ../../src/common/appcmn.cpp
 	$(CXX) -c -o $@ $(COREDLL_CXXFLAGS) $(CPPDEPS) $<
@@ -13511,6 +13534,11 @@ $(OBJS)\corelib_anidecod.o: ../../src/common/anidecod.cpp
 	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<
 endif
 
+ifeq ($(USE_GUI),1)
+$(OBJS)\corelib_affinematrix2d.o: ../../src/common/affinematrix2d.cpp
+	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<
+endif
+
 ifeq ($(USE_GUI),1)
 $(OBJS)\corelib_appcmn.o: ../../src/common/appcmn.cpp
 	$(CXX) -c -o $@ $(CORELIB_CXXFLAGS) $(CPPDEPS) $<

build/msw/makefile.vc

@@ -1999,6 +1999,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.obj \
 	$(OBJS)\monodll_accesscmn.obj \
 	$(OBJS)\monodll_anidecod.obj \
+	$(OBJS)\monodll_affinematrix2d.obj \
 	$(OBJS)\monodll_appcmn.obj \
 	$(OBJS)\monodll_artprov.obj \
 	$(OBJS)\monodll_artstd.obj \
@@ -2264,6 +2265,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  \
 	$(OBJS)\monodll_accelcmn.obj \
 	$(OBJS)\monodll_accesscmn.obj \
 	$(OBJS)\monodll_anidecod.obj \
+	$(OBJS)\monodll_affinematrix2d.obj \
 	$(OBJS)\monodll_appcmn.obj \
 	$(OBJS)\monodll_artprov.obj \
 	$(OBJS)\monodll_artstd.obj \
@@ -2767,6 +2769,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.obj \
 	$(OBJS)\monolib_accesscmn.obj \
 	$(OBJS)\monolib_anidecod.obj \
+	$(OBJS)\monolib_affinematrix2d.obj \
 	$(OBJS)\monolib_appcmn.obj \
 	$(OBJS)\monolib_artprov.obj \
 	$(OBJS)\monolib_artstd.obj \
@@ -3032,6 +3035,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  \
 	$(OBJS)\monolib_accelcmn.obj \
 	$(OBJS)\monolib_accesscmn.obj \
 	$(OBJS)\monolib_anidecod.obj \
+	$(OBJS)\monolib_affinematrix2d.obj \
 	$(OBJS)\monolib_appcmn.obj \
 	$(OBJS)\monolib_artprov.obj \
 	$(OBJS)\monolib_artstd.obj \
@@ -3483,6 +3487,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.obj \
 	$(OBJS)\coredll_accesscmn.obj \
 	$(OBJS)\coredll_anidecod.obj \
+	$(OBJS)\coredll_affinematrix2d.obj \
 	$(OBJS)\coredll_appcmn.obj \
 	$(OBJS)\coredll_artprov.obj \
 	$(OBJS)\coredll_artstd.obj \
@@ -3748,6 +3753,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  \
 	$(OBJS)\coredll_accelcmn.obj \
 	$(OBJS)\coredll_accesscmn.obj \
 	$(OBJS)\coredll_anidecod.obj \
+	$(OBJS)\coredll_affinematrix2d.obj \
 	$(OBJS)\coredll_appcmn.obj \
 	$(OBJS)\coredll_artprov.obj \
 	$(OBJS)\coredll_artstd.obj \
@@ -4028,6 +4034,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.obj \
 	$(OBJS)\corelib_accesscmn.obj \
 	$(OBJS)\corelib_anidecod.obj \
+	$(OBJS)\corelib_affinematrix2d.obj \
 	$(OBJS)\corelib_appcmn.obj \
 	$(OBJS)\corelib_artprov.obj \
 	$(OBJS)\corelib_artstd.obj \
@@ -4293,6 +4300,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  \
 	$(OBJS)\corelib_accelcmn.obj \
 	$(OBJS)\corelib_accesscmn.obj \
 	$(OBJS)\corelib_anidecod.obj \
+	$(OBJS)\corelib_affinematrix2d.obj \
 	$(OBJS)\corelib_appcmn.obj \
 	$(OBJS)\corelib_artprov.obj \
 	$(OBJS)\corelib_artstd.obj \
@@ -7857,6 +7865,11 @@ $(OBJS)\monodll_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\monodll_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\monodll_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONODLL_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -10202,6 +10215,11 @@ $(OBJS)\monolib_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\monolib_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\monolib_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(MONOLIB_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -12541,6 +12559,11 @@ $(OBJS)\coredll_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\coredll_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\coredll_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(COREDLL_CXXFLAGS) ..\..\src\common\appcmn.cpp
@@ -13941,6 +13964,11 @@ $(OBJS)\corelib_anidecod.obj: ..\..\src\common\anidecod.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\common\anidecod.cpp
 !endif
 
+!if "$(USE_GUI)" == "1"
+$(OBJS)\corelib_affinematrix2d.obj: ..\..\src\common\affinematrix2d.cpp
+	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\common\affinematrix2d.cpp
+!endif
+
 !if "$(USE_GUI)" == "1"
 $(OBJS)\corelib_appcmn.obj: ..\..\src\common\appcmn.cpp
 	$(CXX) /c /nologo /TP /Fo$@ $(CORELIB_CXXFLAGS) ..\..\src\common\appcmn.cpp

build/msw/makefile.wat

@@ -353,6 +353,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  &
 	$(OBJS)\monodll_accelcmn.obj &
 	$(OBJS)\monodll_accesscmn.obj &
 	$(OBJS)\monodll_anidecod.obj &
+	$(OBJS)\monodll_affinematrix2d.obj &
 	$(OBJS)\monodll_appcmn.obj &
 	$(OBJS)\monodll_artprov.obj &
 	$(OBJS)\monodll_artstd.obj &
@@ -620,6 +621,7 @@ ____CORE_SRC_FILENAMES_OBJECTS =  &
 	$(OBJS)\monodll_accelcmn.obj &
 	$(OBJS)\monodll_accesscmn.obj &
 	$(OBJS)\monodll_anidecod.obj &
+	$(OBJS)\monodll_affinematrix2d.obj &
 	$(OBJS)\monodll_appcmn.obj &
 	$(OBJS)\monodll_artprov.obj &
 	$(OBJS)\monodll_artstd.obj &
@@ -1126,6 +1128,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  &
 	$(OBJS)\monolib_accelcmn.obj &
 	$(OBJS)\monolib_accesscmn.obj &
 	$(OBJS)\monolib_anidecod.obj &
+	$(OBJS)\monolib_affinematrix2d.obj &
 	$(OBJS)\monolib_appcmn.obj &
 	$(OBJS)\monolib_artprov.obj &
 	$(OBJS)\monolib_artstd.obj &
@@ -1393,6 +1396,7 @@ ____CORE_SRC_FILENAMES_1_OBJECTS =  &
 	$(OBJS)\monolib_accelcmn.obj &
 	$(OBJS)\monolib_accesscmn.obj &
 	$(OBJS)\monolib_anidecod.obj &
+	$(OBJS)\monolib_affinematrix2d.obj &
 	$(OBJS)\monolib_appcmn.obj &
 	$(OBJS)\monolib_artprov.obj &
 	$(OBJS)\monolib_artstd.obj &
@@ -1803,6 +1807,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  &
 	$(OBJS)\coredll_accelcmn.obj &
 	$(OBJS)\coredll_accesscmn.obj &
 	$(OBJS)\coredll_anidecod.obj &
+	$(OBJS)\coredll_affinematrix2d.obj &
 	$(OBJS)\coredll_appcmn.obj &
 	$(OBJS)\coredll_artprov.obj &
 	$(OBJS)\coredll_artstd.obj &
@@ -2070,6 +2075,7 @@ ____CORE_SRC_FILENAMES_2_OBJECTS =  &
 	$(OBJS)\coredll_accelcmn.obj &
 	$(OBJS)\coredll_accesscmn.obj &
 	$(OBJS)\coredll_anidecod.obj &
+	$(OBJS)\coredll_affinematrix2d.obj &
 	$(OBJS)\coredll_appcmn.obj &
 	$(OBJS)\coredll_artprov.obj &
 	$(OBJS)\coredll_artstd.obj &
@@ -2352,6 +2358,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  &
 	$(OBJS)\corelib_accelcmn.obj &
 	$(OBJS)\corelib_accesscmn.obj &
 	$(OBJS)\corelib_anidecod.obj &
+	$(OBJS)\corelib_affinematrix2d.obj &
 	$(OBJS)\corelib_appcmn.obj &
 	$(OBJS)\corelib_artprov.obj &
 	$(OBJS)\corelib_artstd.obj &
@@ -2619,6 +2626,7 @@ ____CORE_SRC_FILENAMES_3_OBJECTS =  &
 	$(OBJS)\corelib_accelcmn.obj &
 	$(OBJS)\corelib_accesscmn.obj &
 	$(OBJS)\corelib_anidecod.obj &
+	$(OBJS)\corelib_affinematrix2d.obj &
 	$(OBJS)\corelib_appcmn.obj &
 	$(OBJS)\corelib_artprov.obj &
 	$(OBJS)\corelib_artstd.obj &
@@ -7686,6 +7694,11 @@ $(OBJS)\monodll_anidecod.obj :  .AUTODEPEND ..\..\src\common\anidecod.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
 !endif
 
+!ifeq USE_GUI 1
+$(OBJS)\monodll_affinematrix2d.obj :  .AUTODEPEND ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
+!endif
+
 !ifeq USE_GUI 1
 $(OBJS)\monodll_appcmn.obj :  .AUTODEPEND ..\..\src\common\appcmn.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONODLL_CXXFLAGS) $<
@@ -10031,6 +10044,11 @@ $(OBJS)\monolib_anidecod.obj :  .AUTODEPEND ..\..\src\common\anidecod.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
 !endif
 
+!ifeq USE_GUI 1
+$(OBJS)\monolib_affinematrix2d.obj :  .AUTODEPEND ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
+!endif
+
 !ifeq USE_GUI 1
 $(OBJS)\monolib_appcmn.obj :  .AUTODEPEND ..\..\src\common\appcmn.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(MONOLIB_CXXFLAGS) $<
@@ -12370,6 +12388,11 @@ $(OBJS)\coredll_anidecod.obj :  .AUTODEPEND ..\..\src\common\anidecod.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
 !endif
 
+!ifeq USE_GUI 1
+$(OBJS)\coredll_affinematrix2d.obj :  .AUTODEPEND ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
+!endif
+
 !ifeq USE_GUI 1
 $(OBJS)\coredll_appcmn.obj :  .AUTODEPEND ..\..\src\common\appcmn.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(COREDLL_CXXFLAGS) $<
@@ -13770,6 +13793,11 @@ $(OBJS)\corelib_anidecod.obj :  .AUTODEPEND ..\..\src\common\anidecod.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<
 !endif
 
+!ifeq USE_GUI 1
+$(OBJS)\corelib_affinematrix2d.obj :  .AUTODEPEND ..\..\src\common\affinematrix2d.cpp
+	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<
+!endif
+
 !ifeq USE_GUI 1
 $(OBJS)\corelib_appcmn.obj :  .AUTODEPEND ..\..\src\common\appcmn.cpp
 	$(CXX) -bt=nt -zq -fo=$^@ $(CORELIB_CXXFLAGS) $<

build/msw/wx_core.dsp

@@ -252,6 +252,10 @@ SOURCE=..\..\src\common\accesscmn.cpp
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\src\common\affinematrix2d.cpp
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\src\common\anidecod.cpp
 # End Source File
 # Begin Source File
@@ -5893,6 +5897,14 @@ SOURCE=..\..\include\wx\propgrid\advprops.h
 # End Source File
 # Begin Source File
 
+SOURCE=..\..\include\wx\affinematrix2d.h
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\include\wx\affinematrix2dbase.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\..\include\wx\anidecod.h
 # End Source File
 # Begin Source File
@@ -6741,10 +6753,10 @@ SOURCE=..\..\include\wx\tbarbase.h
 # End Source File
 # Begin Source File
 
-SOURCE=..\..\include\wx\textcompleter.h
+SOURCE=..\..\include\wx\textcompleter.h
-# End Source File
+# End Source File
-# Begin Source File
+# Begin Source File
-
+
 SOURCE=..\..\include\wx\textctrl.h
 # End Source File
 # Begin Source File

build/msw/wx_vc7_core.vcproj

@@ -534,6 +534,9 @@
 			<File
 				RelativePath="..\..\src\common\accesscmn.cpp">
 			</File>
+			<File
+				RelativePath="..\..\src\common\affinematrix2d.cpp">
+			</File>
 			<File
 				RelativePath="..\..\src\common\anidecod.cpp">
 			</File>
@@ -5006,6 +5009,12 @@
 			<File
 				RelativePath="..\..\include\wx\propgrid\advprops.h">
 			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2d.h">
+			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2dbase.h">
+			</File>
 			<File
 				RelativePath="..\..\include\wx\anidecod.h">
 			</File>
@@ -5643,9 +5652,9 @@
 				RelativePath="..\..\include\wx\tbarbase.h">
 			</File>
 			<File
-				RelativePath="..\..\include\wx\textcompleter.h">
+				RelativePath="..\..\include\wx\textcompleter.h">
-			</File>
+			</File>
-			<File
+			<File
 				RelativePath="..\..\include\wx\textctrl.h">
 			</File>
 			<File

build/msw/wx_vc8_core.vcproj

@@ -746,6 +746,10 @@
 				RelativePath="..\..\src\common\accesscmn.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\common\affinematrix2d.cpp"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\common\anidecod.cpp"
 				>
@@ -6695,6 +6699,14 @@
 				RelativePath="..\..\include\wx\propgrid\advprops.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2d.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2dbase.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\include\wx\anidecod.h"
 				>
@@ -7544,10 +7556,10 @@
 				>
 			</File>
 			<File
-				RelativePath="..\..\include\wx\textcompleter.h"
+				RelativePath="..\..\include\wx\textcompleter.h"
-				>
+				>
-			</File>
+			</File>
-			<File
+			<File
 				RelativePath="..\..\include\wx\textctrl.h"
 				>
 			</File>

build/msw/wx_vc9_core.vcproj

@@ -742,6 +742,10 @@
 				RelativePath="..\..\src\common\accesscmn.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\common\affinematrix2d.cpp"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\common\anidecod.cpp"
 				>
@@ -6691,6 +6695,14 @@
 				RelativePath="..\..\include\wx\propgrid\advprops.h"
 				>
 			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2d.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\include\wx\affinematrix2dbase.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\include\wx\anidecod.h"
 				>
@@ -7540,10 +7552,10 @@
 				>
 			</File>
 			<File
-				RelativePath="..\..\include\wx\textcompleter.h"
+				RelativePath="..\..\include\wx\textcompleter.h"
-				>
+				>
-			</File>
+			</File>
-			<File
+			<File
 				RelativePath="..\..\include\wx\textctrl.h"
 				>
 			</File>

docs/changes.txt

@@ -502,6 +502,7 @@ All (GUI):
 - Add WXK_CONTROL_A..WXK_CONTROL_Z constants (Jan van Dijk).
 - Add support for alpha channel in colours in wxSVGFileDC (snowleopard).
 - Allow customizing AUI tab colours in wxAuiTabArt (snowleopard).
+- Added wxAffineMatrix2D class (Catalin Raceanu).
 
 GTK:
 

include/wx/affinematrix2d.h

@@ -0,0 +1,45 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:         wx/affinematrix2d.h
+// Purpose:      wxAffineMatrix2D class.
+// Author:       Based on wxTransformMatrix by Chris Breeze, Julian Smart
+// Created:      2011-04-05
+// Copyright:    (c) wxWidgets team
+// Licence:      wxWidgets licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_AFFINEMATRIX2D_H_
+#define _WX_AFFINEMATRIX2D_H_
+
+#include "wx/affinematrix2dbase.h"
+
+// A simple implementation of wxAffineMatrix2DBase interface done entirely in
+// wxWidgets.
+class WXDLLIMPEXP_CORE wxAffineMatrix2D : public wxAffineMatrix2DBase
+{
+public:
+    wxAffineMatrix2D() : m_11(1), m_12(0),
+                         m_21(0), m_22(1),
+                         m_tx(0), m_ty(0)
+    {
+    }
+
+    // Implement base class pure virtual methods.
+    virtual void Set(const wxMatrix2D& mat2D, const wxPoint2DDouble& tr);
+    virtual void Get(wxMatrix2D* mat2D, wxPoint2DDouble* tr) const;
+    virtual void Concat(const wxAffineMatrix2DBase& t);
+    virtual bool Invert();
+    virtual bool IsIdentity() const;
+    virtual bool IsEqual(const wxAffineMatrix2DBase& t) const;
+    virtual void Translate(wxDouble dx, wxDouble dy);
+    virtual void Scale(wxDouble xScale, wxDouble yScale);
+    virtual void Rotate(wxDouble ccRadians);
+
+protected:
+    virtual wxPoint2DDouble DoTransformPoint(const wxPoint2DDouble& p) const;
+    virtual wxPoint2DDouble DoTransformDistance(const wxPoint2DDouble& p) const;
+
+private:
+    wxDouble m_11, m_12, m_21, m_22, m_tx, m_ty;
+};
+
+#endif // _WX_AFFINEMATRIX2D_H_

include/wx/affinematrix2dbase.h

@@ -0,0 +1,121 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:         wx/affinematrix2dbase.h
+// Purpose:      Common interface for 2D transformation matrices.
+// Author:       Catalin Raceanu
+// Created:      2011-04-06
+// Copyright:    (c) wxWidgets team
+// Licence:      wxWidgets licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef _WX_AFFINEMATRIX2DBASE_H_
+#define _WX_AFFINEMATRIX2DBASE_H_
+
+#include "wx/defs.h"
+#include "wx/geometry.h"
+
+struct wxMatrix2D
+{
+    wxMatrix2D(wxDouble v11 = 1,
+               wxDouble v12 = 0,
+               wxDouble v21 = 0,
+               wxDouble v22 = 1)
+    {
+        m_11 = v11; m_12 = v12;
+        m_21 = v21; m_22 = v22;
+    }
+
+    wxDouble m_11, m_12, m_21, m_22;
+};
+
+// A 2x3 matrix representing an affine 2D transformation.
+//
+// This is an abstract base class implemented by wxAffineMatrix2D only so far,
+// but in the future we also plan to derive wxGraphicsMatrix from it (it should
+// also be documented then as currently only wxAffineMatrix2D itself is).
+class WXDLLIMPEXP_CORE wxAffineMatrix2DBase
+{
+public:
+    wxAffineMatrix2DBase() {}
+
+    // sets the matrix to the respective values
+    virtual void Set(const wxMatrix2D& mat2D, const wxPoint2DDouble& tr) = 0;
+
+    // gets the component valuess of the matrix
+    virtual void Get(wxMatrix2D* mat2D, wxPoint2DDouble* tr) const = 0;
+
+    // concatenates the matrix
+    virtual void Concat(const wxAffineMatrix2DBase& t) = 0;
+
+    // makes this the inverse matrix
+    virtual bool Invert() = 0;
+
+    // return true if this is the identity matrix
+    virtual bool IsIdentity() const = 0;
+
+    // returns true if the elements of the transformation matrix are equal ?
+    virtual bool IsEqual(const wxAffineMatrix2DBase& t) const = 0;
+    bool operator==(const wxAffineMatrix2DBase& t) const { return IsEqual(t); }
+    bool operator!=(const wxAffineMatrix2DBase& t) const { return !IsEqual(t); }
+
+
+    //
+    // transformations
+    //
+
+    // add the translation to this matrix
+    virtual void Translate(wxDouble dx, wxDouble dy) = 0;
+
+    // add the scale to this matrix
+    virtual void Scale(wxDouble xScale, wxDouble yScale) = 0;
+
+    // add the rotation to this matrix (counter clockwise, radians)
+    virtual void Rotate(wxDouble ccRadians) = 0;
+
+    // add mirroring to this matrix
+    void Mirror(int direction = wxHORIZONTAL)
+    {
+        wxDouble x = (direction & wxHORIZONTAL) ? -1 : 1;
+        wxDouble y = (direction & wxVERTICAL) ? -1 : 1;
+        Scale(x, y);
+    }
+
+
+    // applies that matrix to the point
+    wxPoint2DDouble TransformPoint(const wxPoint2DDouble& src) const
+    {
+        return DoTransformPoint(src);
+    }
+
+    void TransformPoint(wxDouble* x, wxDouble* y) const
+    {
+        wxCHECK_RET( x && y, "Can't be NULL" );
+
+        const wxPoint2DDouble dst = DoTransformPoint(wxPoint2DDouble(*x, *y));
+        *x = dst.m_x;
+        *y = dst.m_y;
+    }
+
+    // applies the matrix except for translations
+    wxPoint2DDouble TransformDistance(const wxPoint2DDouble& src) const
+    {
+        return DoTransformDistance(src);
+    }
+
+    void TransformDistance(wxDouble* dx, wxDouble* dy) const
+    {
+        wxCHECK_RET( dx && dy, "Can't be NULL" );
+
+        const wxPoint2DDouble
+            dst = DoTransformDistance(wxPoint2DDouble(*dx, *dy));
+        *dx = dst.m_x;
+        *dy = dst.m_y;
+    }
+
+protected:
+    virtual
+        wxPoint2DDouble DoTransformPoint(const wxPoint2DDouble& p) const = 0;
+    virtual
+        wxPoint2DDouble DoTransformDistance(const wxPoint2DDouble& p) const = 0;
+};
+
+#endif // _WX_AFFINEMATRIX2DBASE_H_

interface/wx/affinematrix2d.h

@@ -0,0 +1,161 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        affinematrix2d.h
+// Purpose:     interface of wxAffineMatrix2D
+// Author:      wxWidgets team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+/**
+    @class wxAffineMatrix2D
+
+    A 3x2 matrix representing an affine 2D transformation.
+
+    @library{wxcore}
+    @category{misc}
+
+    @since 2.9.2
+*/
+class wxAffineMatrix2D
+{
+public:
+    /**
+        Default constructor.
+
+        The matrix elements are initialize to the identity matrix.
+    */
+    wxAffineMatrix2D();
+
+    /**
+        Get the component values of the matrix.
+
+        @param mat2D
+            The rotational components of the matrix (upper 2 x 2), must be
+            non-@NULL.
+        @param tr
+            The translational components of the matrix, may be @NULL.
+    */
+    void Get(wxMatrix2D* mat2D, wxPoint2DDouble* tr) const;
+
+    /**
+        Set all elements of this matrix.
+
+        @param mat2D
+            The rotational components of the matrix (upper 2 x 2).
+        @param tr
+            The translational components of the matrix.
+    */
+    void Set(const wxMatrix2D& mat2D, const wxPoint2DDouble& tr);
+
+    /**
+        Concatenate this matrix with another one.
+
+        The parameter matrix is the multiplicand.
+
+        @param wxAffineMatrix2DBase
+            The multiplicand.
+
+        @code
+        //           | t.m_11  t.m_12  0 |   | m_11  m_12   0 |
+        // matrix' = | t.m_21  t.m_22  0 | x | m_21  m_22   0 |
+        //           | t.m_tx  t.m_ty  1 |   | m_tx  m_ty   1 |
+        @endcode
+    */
+    void Concat(const wxAffineMatrix2DBase& t);
+
+    /**
+        Invert this matrix.
+
+        If the matrix is not invertible, i.e. if its determinant is 0, returns
+        false and doesn't modify it.
+
+        @code
+        //           | m_11  m_12  0 |
+        // Invert    | m_21  m_22  0 |
+        //           | m_tx  m_ty  1 |
+        @endcode
+    */
+    bool Invert();
+
+    /**
+        Check if this is the identity matrix.
+    */
+    bool IsIdentity() const;
+
+    //@{
+    /**
+        Check that this matrix is identical with @t.
+
+        @param wxAffineMatrix2DBase
+            The matrix compared with this.
+    */
+    void IsEqual(const wxAffineMatrix2DBase& t);
+    bool operator==(const wxAffineMatrix2DBase& t) const;
+    //@}
+
+    /**
+        Check that this matrix differs from @t.
+
+        @param wxAffineMatrix2DBase
+            The matrix compared with this.
+    */
+    bool operator!=(const wxAffineMatrix2DBase& t) const;
+
+    /**
+        Add the translation to this matrix.
+
+        @param dx
+            The translation in x direction.
+        @param dy
+            The translation in y direction.
+    */
+    void Translate(wxDouble dx, wxDouble dy);
+
+    /**
+        Add scaling to this matrix.
+
+        @param xScale
+            Scaling in x direction.
+        @param yScale
+            Scaling in y direction.
+    */
+    void Scale(wxDouble xScale, wxDouble yScale);
+
+    /**
+        Add mirroring to this matrix.
+
+        @param direction
+            The direction(s) used for mirroring. One of wxHORIZONTAL,
+            wxVERTICAL or their combination wxBOTH.
+    */
+    void Mirror(int direction = wxHORIZONTAL);
+
+    /**
+        Add counter clockwise rotation to this matrix.
+
+        @param ccRadians
+            Rotation angle in radians.
+    */
+    void Rotate(wxDouble ccRadians);
+
+    /**
+        Applies this matrix to the point.
+
+        @param src
+            The point receiving the transformations.
+
+        @return The point with the transformations applied.
+    */
+    wxPoint2DDouble TransformPoint(const wxPoint2DDouble& p) const;
+    void TransformPoint(wxDouble* x, wxDouble* y) const;
+
+    /**
+        Applies the linear part of this matrix, i.e. without translation.
+
+        @param src
+            The source receiving the transformations.
+
+        @return The source with the transformations applied.
+    */
+    wxPoint2DDouble TransformDistance(const wxPoint2DDouble& p) const;
+    void TransformDistance(wxDouble* dx, wxDouble* dy) const;
+};

interface/wx/affinematrix2dbase.h

@@ -0,0 +1,34 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        affinematrix2dbase.h
+// Purpose:     wxMatrix2D documentation
+// Author:      wxWidgets team
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+/**
+    @class wxMatrix2D
+
+    A simple container for 2x2 matrix.
+
+    This simple structure is used with wxAffineMatrix2D.
+
+    @library{wxcore}
+    @category{misc}
+
+    @since 2.9.2
+ */
+struct wxMatrix2D
+{
+    /**
+        Default constructor.
+
+        Initializes the matrix elements to the identity.
+     */
+    wxMatrix2D(wxDouble v11 = 1,
+               wxDouble v12 = 0,
+               wxDouble v21 = 0,
+               wxDouble v22 = 1);
+
+    /// The matrix elements in the usual mathematical notation.
+    wxDouble m_11, m_12, m_21, m_22;
+};

src/common/affinematrix2d.cpp

@@ -0,0 +1,179 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        affinematrix2d.cpp
+// Purpose:     implementation of wxAffineMatrix2D
+// Author:      Based on wxTransformMatrix by Chris Breeze, Julian Smart
+// Created:     2011-04-05
+// Copyright:   (c) wxWidgets team
+// Licence:     wxWidgets licence
+///////////////////////////////////////////////////////////////////////////////
+
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
+#include "wx/affinematrix2d.h"
+#include "wx/math.h"
+
+// sets the matrix to the respective values
+void wxAffineMatrix2D::Set(const wxMatrix2D &mat2D, const wxPoint2DDouble &tr)
+{
+    m_11 = mat2D.m_11;
+    m_12 = mat2D.m_12;
+    m_21 = mat2D.m_21;
+    m_22 = mat2D.m_22;
+    m_tx = tr.m_x;
+    m_ty = tr.m_y;
+}
+
+// gets the component valuess of the matrix
+void wxAffineMatrix2D::Get(wxMatrix2D *mat2D, wxPoint2DDouble *tr) const
+{
+    mat2D->m_11 = m_11;
+    mat2D->m_12 = m_12;
+    mat2D->m_21 = m_21;
+    mat2D->m_22 = m_22;
+
+    if ( tr )
+    {
+        tr->m_x = m_tx;
+        tr->m_y = m_ty;
+    }
+}
+
+// concatenates the matrix
+// | t.m_11  t.m_12  0 |   | m_11  m_12   0 |
+// | t.m_21  t.m_22  0 | x | m_21  m_22   0 |
+// | t.m_tx  t.m_ty  1 |   | m_tx  m_ty   1 |
+void wxAffineMatrix2D::Concat(const wxAffineMatrix2DBase &t)
+{
+    wxMatrix2D mat;
+    wxPoint2DDouble tr;
+    t.Get(&mat, &tr);
+
+    m_tx += tr.m_x*m_11 + tr.m_y*m_21;
+    m_ty += tr.m_x*m_12 + tr.m_y*m_22;
+    wxDouble e11 = mat.m_11*m_11 + mat.m_12*m_21;
+    wxDouble e12 = mat.m_11*m_12 + mat.m_12*m_22;
+    wxDouble e21 = mat.m_21*m_11 + mat.m_22*m_21;
+    m_22 = mat.m_21*m_12 + mat.m_22*m_22;
+    m_11 = e11;
+    m_12 = e12;
+    m_21 = e21;
+}
+
+// makes this its inverse matrix.
+// Invert
+// | m_11  m_12   0 |
+// | m_21  m_22   0 |
+// | m_tx  m_ty   1 |
+bool wxAffineMatrix2D::Invert()
+{
+    const wxDouble det = m_11*m_22 - m_12*m_21;
+
+    if ( !det )
+        return false;
+
+    wxDouble ex = (m_21*m_ty - m_22*m_tx) / det;
+    m_ty = (-m_11*m_ty + m_12*m_tx) / det;
+    m_tx = ex;
+    wxDouble e11 = m_22 / det;
+    m_12 = -m_12 / det;
+    m_21 = -m_21 / det;
+    m_22 = m_11 / det;
+    m_11 = e11;
+
+    return true;
+}
+
+// returns true if the elements of the transformation matrix are equal
+bool wxAffineMatrix2D::IsEqual(const wxAffineMatrix2DBase& t) const
+{
+    wxMatrix2D mat;
+    wxPoint2DDouble tr;
+    t.Get(&mat, &tr);
+
+    return m_11 == mat.m_11 && m_12 == mat.m_12 &&
+           m_21 == mat.m_21 && m_22 == mat.m_22 &&
+           m_tx == tr.m_x && m_ty == tr.m_y;
+}
+
+//
+// transformations
+//
+
+// add the translation to this matrix
+void wxAffineMatrix2D::Translate(wxDouble dx, wxDouble dy)
+{
+    m_tx += dx;
+    m_ty += dy;
+}
+
+// add the scale to this matrix
+// | xScale   0      0 |   | m_11  m_12   0 |
+// |   0    yScale   0 | x | m_21  m_22   0 |
+// |   0      0      1 |   | m_tx  m_ty   1 |
+void wxAffineMatrix2D::Scale(wxDouble xScale, wxDouble yScale)
+{
+    m_11 *= xScale;
+    m_12 *= xScale;
+    m_21 *= yScale;
+    m_22 *= yScale;
+}
+
+// add the rotation to this matrix (counter clockwise, radians)
+// | cos   -sin   0 |   | m_11  m_12   0 |
+// | sin    cos   0 | x | m_21  m_22   0 |
+// |  0      0    1 |   | m_tx  m_ty   1 |
+void wxAffineMatrix2D::Rotate(wxDouble ccRadians)
+{
+    wxDouble c = cos(ccRadians);
+    wxDouble s = sin(ccRadians);
+
+    wxDouble e11 = c*m_11 - s*m_21;
+    wxDouble e12 = c*m_12 - s*m_22;
+    m_21 = s*m_11 + c*m_21;
+    m_22 = s*m_12 + c*m_22;
+    m_11 = e11;
+    m_12 = e12;
+}
+
+//
+// apply the transforms
+//
+
+// applies that matrix to the point
+//                           | m_11  m_12   0 |
+// | src.m_x  src._my  1 | x | m_21  m_22   0 |
+//                           | m_tx  m_ty   1 |
+wxPoint2DDouble
+wxAffineMatrix2D::DoTransformPoint(const wxPoint2DDouble& src) const
+{
+    if ( IsIdentity() )
+        return src;
+
+    return wxPoint2DDouble(src.m_x * m_11 + src.m_y * m_21 + m_tx,
+                           src.m_y * m_12 + src.m_y * m_22 + m_ty);
+}
+
+// applies the matrix except for translations
+//                           | m_11  m_12   0 |
+// | src.m_x  src._my  0 | x | m_21  m_22   0 |
+//                           | m_tx  m_ty   1 |
+wxPoint2DDouble
+wxAffineMatrix2D::DoTransformDistance(const wxPoint2DDouble& src) const
+{
+    if ( IsIdentity() )
+        return src;
+
+    return wxPoint2DDouble(src.m_x * m_11 + src.m_y * m_21,
+                           src.m_y * m_12 + src.m_y * m_22);
+}
+
+bool wxAffineMatrix2D::IsIdentity() const
+{
+    return m_11 == 1 && m_12 == 0 &&
+           m_21 == 0 && m_22 == 1 &&
+           m_tx == 0 && m_ty == 0;
+}