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Add const specifier for not changed strings. #16

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Add const specifier for not changed strings. #16

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26 changes: 13 additions & 13 deletions ugui.c
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Original file line number Diff line number Diff line change
@@ -1,14 +1,14 @@
/* -------------------------------------------------------------------------------- */
/* -- µGUI - Generic GUI module (C)Achim Döbler, 2015 -- */
/* -- �GUI - Generic GUI module (C)Achim D�bler, 2015 -- */
/* -------------------------------------------------------------------------------- */
// µGUI is a generic GUI module for embedded systems.
// �GUI is a generic GUI module for embedded systems.
// This is a free software that is open for education, research and commercial
// developments under license policy of following terms.
//
// Copyright (C) 2015, Achim Döbler, all rights reserved.
// Copyright (C) 2015, Achim D�bler, all rights reserved.
// URL: http://www.embeddedlightning.com/
//
// * The µGUI module is a free software and there is NO WARRANTY.
// * The �GUI module is a free software and there is NO WARRANTY.
// * No restriction on use. You can use, modify and redistribute it for
// personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
// * Redistributions of source code must retain the above copyright notice.
Expand All @@ -27,7 +27,7 @@
// for giving valuable suggestions regarding real-time os support.
//
// Samuel Kleiser
// for reporting bugs and giving examples how to improve µGUI.
// for reporting bugs and giving examples how to improve �GUI.
/* -------------------------------------------------------------------------------- */
/* -- REVISION HISTORY -- */
/* -------------------------------------------------------------------------------- */
Expand Down Expand Up @@ -4936,7 +4936,7 @@ void UG_DrawLine( UG_S16 x1, UG_S16 y1, UG_S16 x2, UG_S16 y2, UG_COLOR c )
}
}

void UG_PutString( UG_S16 x, UG_S16 y, char* str )
void UG_PutString( UG_S16 x, UG_S16 y, const char* str )
{
UG_S16 xp,yp;
UG_U8 cw;
Expand Down Expand Up @@ -4973,7 +4973,7 @@ void UG_PutChar( char chr, UG_S16 x, UG_S16 y, UG_COLOR fc, UG_COLOR bc )
_UG_PutChar(chr,x,y,fc,bc,&gui->font);
}

void UG_ConsolePutString( char* str )
void UG_ConsolePutString( const char* str )
{
char chr;
UG_U8 cw;
Expand Down Expand Up @@ -5323,9 +5323,9 @@ void _UG_PutChar( char chr, UG_S16 x, UG_S16 y, UG_COLOR fc, UG_COLOR bc, const
for( i=0;i<actual_char_width;i++ )
{
b = font->p[index++];
color = (((fc & 0xFF) * b + (bc & 0xFF) * (256 - b)) >> 8) & 0xFF |//Blue component
(((fc & 0xFF00) * b + (bc & 0xFF00) * (256 - b)) >> 8) & 0xFF00|//Green component
(((fc & 0xFF0000) * b + (bc & 0xFF0000) * (256 - b)) >> 8) & 0xFF0000; //Red component
color = ((((fc & 0xFF) * b + (bc & 0xFF) * (256 - b)) >> 8) & 0xFF) | //Blue component
((((fc & 0xFF00) * b + (bc & 0xFF00) * (256 - b)) >> 8) & 0xFF00) | //Green component
((((fc & 0xFF0000) * b + (bc & 0xFF0000) * (256 - b)) >> 8) & 0xFF0000); //Red component
push_pixel(color);
}
index += font->char_width - actual_char_width;
Expand Down Expand Up @@ -5372,9 +5372,9 @@ void _UG_PutChar( char chr, UG_S16 x, UG_S16 y, UG_COLOR fc, UG_COLOR bc, const
for( i=0;i<actual_char_width;i++ )
{
b = font->p[index++];
color = (((fc & 0xFF) * b + (bc & 0xFF) * (256 - b)) >> 8) & 0xFF |//Blue component
(((fc & 0xFF00) * b + (bc & 0xFF00) * (256 - b)) >> 8) & 0xFF00|//Green component
(((fc & 0xFF0000) * b + (bc & 0xFF0000) * (256 - b)) >> 8) & 0xFF0000; //Red component
color = ((((fc & 0xFF) * b + (bc & 0xFF) * (256 - b)) >> 8) & 0xFF) |//Blue component
((((fc & 0xFF00) * b + (bc & 0xFF00) * (256 - b)) >> 8) & 0xFF00) |//Green component
((((fc & 0xFF0000) * b + (bc & 0xFF0000) * (256 - b)) >> 8) & 0xFF0000); //Red component
gui->pset(xo,yo,color);
xo++;
}
Expand Down
4 changes: 2 additions & 2 deletions ugui.h
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Original file line number Diff line number Diff line change
Expand Up @@ -895,9 +895,9 @@ void UG_DrawCircle( UG_S16 x0, UG_S16 y0, UG_S16 r, UG_COLOR c );
void UG_FillCircle( UG_S16 x0, UG_S16 y0, UG_S16 r, UG_COLOR c );
void UG_DrawArc( UG_S16 x0, UG_S16 y0, UG_S16 r, UG_U8 s, UG_COLOR c );
void UG_DrawLine( UG_S16 x1, UG_S16 y1, UG_S16 x2, UG_S16 y2, UG_COLOR c );
void UG_PutString( UG_S16 x, UG_S16 y, char* str );
void UG_PutString( UG_S16 x, UG_S16 y, const char* str );
void UG_PutChar( char chr, UG_S16 x, UG_S16 y, UG_COLOR fc, UG_COLOR bc );
void UG_ConsolePutString( char* str );
void UG_ConsolePutString( const char* str );
void UG_ConsoleSetArea( UG_S16 xs, UG_S16 ys, UG_S16 xe, UG_S16 ye );
void UG_ConsoleSetForecolor( UG_COLOR c );
void UG_ConsoleSetBackcolor( UG_COLOR c );
Expand Down