X-Git-Url: https://sfsrealm.hopto.org/projects/gitweb.cgi?a=blobdiff_plain;f=grpapi%2Fgrpapi_no-lib.h;h=190beb5a5f19e993ebdd77001f9cbe341ce4df85;hb=ec6375429d9d1f0450df767144f93bdb6c0ca261;hp=8698fd19f9f93a6aa43dff66270b5680effde71f;hpb=7f7b4247b021a783cbba059c344ddcdc1a80e58f;p=grpapi.git

diff --git a/grpapi/grpapi_no-lib.h b/grpapi/grpapi_no-lib.h
index 8698fd1..190beb5 100644
--- a/grpapi/grpapi_no-lib.h
+++ b/grpapi/grpapi_no-lib.h
@@ -37,12 +37,20 @@ typedef struct {
                                    // the shadow's color, third byte is green,
                                    // fourth byte is blue; like this:
                                    // SHADOW_COLOR|0xBBGGRR00
+                                   // This can be accomplished by using the left shift
+                                   // operator like this:  SHADOW_COLOR|(color << 8)
 #define ALPHA_BLEND     0x00000008 // Blends the graphic with what it is being drawn over.
                                    // The dwAlpha parameter will only be used when this
                                    // flag is specified.  dwAlpha is an RGB value
                                    // (0xBBGGRR).
                                    // Note: Because of the extra calculations required,
                                    // alpha blended graphics take longer to draw
+#define USE_INDEX       0x00000010 // Only valid when used with a custom SetPixel function.
+                                   // This flag cannot be used in combination with
+                                   // ALPHA_BLEND or SHADOW_COLOR
+                                   // When this flag is used, the index to a color in the
+                                   // palette will be passed to your custom SetPixel
+                                   // function instead of the actual color.
 
 // Palette is an array of 256 DWORD's
 // For LoadPalette and LoadGrp, lpFileName may be a file in an open mpq archive
@@ -58,6 +66,9 @@ extern funcDestroyGrp DestroyGrp;
 extern funcDrawGrp DrawGrp;
 extern funcGetGrpInfo GetGrpInfo;
 
+typedef HANDLE (WINAPI* funcCreateGrp)(signed short *lpImageData, WORD nFrames, WORD wMaxWidth, WORD wMaxHeight, DWORD *nGrpSize);
+extern funcCreateGrp CreateGrp;
+
 typedef COLORREF (WINAPI* GETPIXELPROC)(
   HDC hDC, // same value as hdcDest from DrawGrp,
 	       // does not need to be used as an HDC,
@@ -78,7 +89,7 @@ typedef void (WINAPI* SETPIXELPROC)(
 // so that you can have it read from and write to a buffer, for example.
 typedef void (WINAPI* funcSetFunctionGetPixel)(GETPIXELPROC lpGetPixelProc);
 typedef void (WINAPI* funcSetFunctionSetPixel)(SETPIXELPROC lpSetPixelProc);
-extern funcSetFunctionGetPixel SetFunctionGetPixel;
+extern funcSetFunctionGetPixel SetFunctionGetPixel; // Only used with ALPHA_BLEND
 extern funcSetFunctionSetPixel SetFunctionSetPixel;
 
 // Call this to make a different Storm.dll-compatible MPQ library be used (like SFMPQ).