add wrappers for RasterWorks library

git-svn-id: svn://kolibrios.org@6494 a494cfbc-eb01-0410-851d-a64ba20cac60

contrib/C_Layer/ASM/loadrasterworks.asm

@@ -0,0 +1,36 @@
+format coff
+use32                                   ; Tell compiler to use 32 bit instructions
+	
+section '.flat' code			; Keep this line before includes or GCC messes up call addresses
+
+;include 'struct.inc'
+include '../../../programs/proc32.inc'
+include '../../../programs/macros.inc'
+purge section,mov,add,sub
+
+include '../../../programs/dll.inc'
+	
+public init_rasterworks as '_kolibri_rasterworks_init'
+	
+;;; Returns 0 on success. -1 on failure.
+
+proc init_rasterworks
+	mcall 68,11
+	stdcall dll.Load, @IMPORT
+	ret
+endp	
+	
+@IMPORT:
+
+library lib_rasterworks,     'rasterworks.obj'
+
+import  lib_rasterworks, \
+		drawText           , 'drawText'    , \
+        countUTF8Z         , 'cntUTF-8'    , \
+		charsFit           , 'charsFit'    , \
+		strWidth           , 'strWidth'
+
+public drawText         as  '_drawText' 
+public countUTF8Z       as  '_countUTF8Z'
+public charsFit         as  '_charsFit'
+public strWidth         as  '_strWidth'

contrib/C_Layer/INCLUDE/kolibri_rasterworks.h

@@ -0,0 +1,11 @@
+#ifndef KOLIBRI_RASTERWORKS_H
+#define KOLIBRI_RASTERWORKS_H
+
+extern int kolibri_rasterworks_init(void); 
+
+extern void (*drawText)(void *canvas, int x, int y, const char *string, int charQuantity, int fontColor, int params) __attribute__((__stdcall__));
+extern int (*countUTF8Z)(const char *string, int byteQuantity) __attribute__((__stdcall__));
+extern int (*charsFit)(int areaWidth, int charHeight) __attribute__((__stdcall__));
+extern int (*strWidth)(int charQuantity, int charHeight) __attribute__((__stdcall__));
+
+#endif /* KOLIBRI_RASTERWORKS_H */