libpipi: the GDI+ codec can now compile using mingw32, unfortunately it

does not link yet due to a bug in mingw's ld.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@3074 92316355-f0b4-4df1-b90c-862c8a59935f

build-win32

@@ -21,7 +21,7 @@ make distclean || true
 
 cd "${BUILDDIR}"
 # Build for win32
-"${SRCDIR}/configure" --host=i586-mingw32msvc --prefix=/ --bindir=/bin --libdir=/lib "$@"
+"${SRCDIR}/configure" --host=i586-mingw32msvc --prefix=/ --bindir=/bin --libdir=/lib CPPFLAGS="-I${SRCDIR}/win32/gdiplus/include" LIBS="-L${SRCDIR}/win32/gdiplus/lib" "$@"
 make pkglibdir=/lib pkgdatadir=/data bindir=/bin
 # Install into our private directory
 make install DESTDIR="${INSTALLDIR}" pkglibdir=/lib/ pkgdatadir=/ bindir=/bin/

configure.ac

@@ -20,6 +20,8 @@ AC_SUBST(LT_VERSION)
 
 AM_PROG_CC_C_O
 AC_PROG_CPP
+AC_PROG_CXX
+AC_PROG_CXXCPP
 AC_PROG_OBJC
 _AM_DEPENDENCIES([OBJC])
 OBJC="${CC}"
@@ -148,7 +150,19 @@ if test "${ac_cv_my_have_gdi}" != "no"; then
   AC_DEFINE(USE_GDI, 1, Define to 1 to use GDI)
 fi
 AM_CONDITIONAL(USE_GDI, test "${ac_cv_my_have_gdi}" = "yes")
-AM_CONDITIONAL(USE_GDIPLUS, test "${ac_cv_my_have_gdi}" = "yes")
+
+# Use Windows GDI+?
+ac_cv_my_have_gdiplus="no"
+AC_LANG_PUSH(C++)
+AC_CHECK_HEADERS(Gdiplus.h,
+ [ac_cv_my_have_gdiplus="yes"],
+ [ac_cv_my_have_gdiplus="no"],
+ [#include <windows.h>])
+AC_LANG_POP(C++)
+if test "${ac_cv_my_have_gdiplus}" != "no"; then
+  AC_DEFINE(USE_GDIPLUS, 1, Define to 1 to use GDI+)
+fi
+AM_CONDITIONAL(USE_GDIPLUS, test "${ac_cv_my_have_gdiplus}" = "yes")
 
 # Use Cocoa?
 ac_cv_my_have_cocoa="no"

pipi/codec/gdiplus.cpp

@@ -26,11 +26,14 @@
 
 #include <Gdiplus.h>
 
+extern "C" {
 #include "pipi.h"
 #include "pipi_internals.h"
+}
 
 extern "C" pipi_image_t *pipi_load_gdiplus(const char *name)
 {
+#if 0
     size_t len;
     len = mbstowcs(NULL, name, 0);
     wchar_t *wname = new wchar_t[len + 1];
@@ -75,10 +78,13 @@ extern "C" pipi_image_t *pipi_load_gdiplus(const char *name)
     img->u8 = 1;
 
     return img;
+#endif
+return NULL;
 }
 
 extern "C" int pipi_save_gdiplus(pipi_image_t *img, const char *name)
 {
+#if 0
     wchar_t const *fmt;
     if(strstr(name, ".gif"))
         fmt = L"image/gif";
@@ -148,6 +154,7 @@ extern "C" int pipi_save_gdiplus(pipi_image_t *img, const char *name)
     delete[] wname;
     delete b;
 
+#endif
     return 0;
 }
 

pipi/pipi_internals.h

@@ -82,6 +82,11 @@ pipi_image_t *pipi_load_sdl(const char *name);
 int pipi_save_sdl(pipi_image_t *img, const char *name);
 #endif
 
+#ifdef USE_GDIPLUS
+pipi_image_t *pipi_load_gdiplus(const char *name);
+int pipi_save_gdiplus(pipi_image_t *img, const char *name);
+#endif
+
 #ifdef USE_GDI
 pipi_image_t *pipi_load_gdi(const char *name);
 int pipi_save_gdi(pipi_image_t *img, const char *name);

win32/gdiplus/include/GdiplusEnums.h

@@ -530,7 +530,7 @@ enum ObjectType
 
 inline BOOL
 ObjectTypeIsValid(
-    ObjectType      type
+    enum ObjectType      type
     )
 {
     return ((type >= ObjectTypeMin) && (type <= ObjectTypeMax));

win32/gdiplus/include/GdiplusFlat.h

@@ -32,7 +32,7 @@ extern "C" {
 
 VOID
 WINGDIPAPI
-GdipDisplayPaletteWindowNotify(WindowNotifyEnum notify);
+GdipDisplayPaletteWindowNotify(enum WindowNotifyEnum notify);
 
 #endif