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Turnbull China Bikeride
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DESKLIBC
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GetFgCol
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1994-05-29
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2KB
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50 lines
/*
#### # # # #
# # # # # The FreeWare C library for
# # ## ### # # # # ### RISC OS machines
# # # # # # # # # # # ___________________________________
# # #### ### ## # # # #
# # # # # # # # # # Please refer to the accompanying
#### ### #### # # ##### # ### documentation for conditions of use
________________________________________________________________________
File: Icon.GetFgCol.c
Author: Copyright © 1994 Tim Browse
Version: 1.00 (05 Mar 1994)
Purpose: Retrieve the foreground colour of an icon.
*/
#include "DeskLib:Wimp.h"
#include "DeskLib:WimpSWIs.h"
#include "DeskLib:Icon.h"
#include "DeskLib:Validation.h"
#include "DeskLib:Str.h"
int Icon_GetFgCol(icon_block *icon)
{
int colour;
/* Straightforward case first...*/
if (!icon->flags.data.font)
return icon->flags.data.foreground;
/* Icon is anti-aliased - read font validation string colours */
colour = Validation_ScanString(icon->data.indirecttext.validstring,
iconvalid_FONTCOLOURS);
/* No colours specified - use default */
if (colour == 0)
return colour_BLACK;
/* Decode second colour digit */
colour = Str_DecodeHex(icon->data.indirecttext.validstring[colour+1]);
/* Limit to legal value */
if (colour == -1)
colour = colour_BLACK;
return colour;
}