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fade.c
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C/C++ Source or Header
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1993-07-03
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6KB
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237 lines
/*
* Source machine generated by GadToolsBox V2.0b
* which is (c) Copyright 1991-1993 Jaba Development
*
* GUI Designed by : Michael D. Bayne
*/
#include <exec/types.h>
#include <intuition/intuition.h>
#include <intuition/classes.h>
#include <intuition/classusr.h>
#include <intuition/imageclass.h>
#include <intuition/gadgetclass.h>
#include <libraries/gadtools.h>
#include <graphics/displayinfo.h>
#include <graphics/gfxbase.h>
#include <clib/exec_protos.h>
#include <clib/intuition_protos.h>
#include <clib/gadtools_protos.h>
#include <clib/graphics_protos.h>
#include <clib/utility_protos.h>
#include <string.h>
#include <clib/diskfont_protos.h>
#include "Fade.h"
struct Screen *Scr = NULL;
UBYTE *PubScreenName = NULL;
APTR VisualInfo = NULL;
struct Window *FadeWnd = NULL;
struct Gadget *FadeGList = NULL;
struct IntuiMessage FadeMsg;
struct Gadget *FadeGadgets[4];
UWORD FadeLeft = 0;
UWORD FadeTop = 12;
UWORD FadeWidth = 237;
UWORD FadeHeight = 28;
UBYTE *FadeWdt = (UBYTE *)"Fade Prefs";
struct TextAttr *Font, Attr;
UWORD FontX, FontY;
UWORD OffX, OffY;
struct TextFont *FadeFont = NULL;
UWORD FadeGTypes[] = {
SLIDER_KIND,
BUTTON_KIND,
BUTTON_KIND,
BUTTON_KIND
};
struct NewGadget FadeNGad[] = {
53, 2, 154, 10, (UBYTE *)"_Delay", NULL, GD_DELAY, PLACETEXT_LEFT, NULL, (APTR)DELAYClicked,
9, 14, 66, 12, (UBYTE *)"_Ok", NULL, GD_OK, PLACETEXT_IN, NULL, (APTR)OKClicked,
162, 14, 66, 12, (UBYTE *)"_Cancel", NULL, GD_CANCEL, PLACETEXT_IN, NULL, (APTR)CANCELClicked,
85, 14, 66, 12, (UBYTE *)"_Test", NULL, GD_TEST, PLACETEXT_IN, NULL, (APTR)TESTClicked
};
ULONG FadeGTags[] = {
(GTSL_Max), 59, (GTSL_Level), 15, (GTSL_MaxLevelLen), 4, (GTSL_LevelFormat), (ULONG)"%2ld", (GTSL_LevelPlace), (PLACETEXT_RIGHT), (PGA_Freedom), LORIENT_HORIZ, (GA_RelVerify), TRUE, (GT_Underscore), '_', (TAG_DONE),
(GT_Underscore), '_', (TAG_DONE),
(GT_Underscore), '_', (TAG_DONE),
(GT_Underscore), '_', (TAG_DONE)
};
static UWORD ComputeX( UWORD value )
{
return(( UWORD )((( FontX * value ) + 3 ) / 6 ));
}
static UWORD ComputeY( UWORD value )
{
return(( UWORD )((( FontY * value ) + 4 ) / 8 ));
}
static void ComputeFont( UWORD width, UWORD height )
{
Forbid();
Font = &Attr;
Font->ta_Name = (STRPTR)GfxBase->DefaultFont->tf_Message.mn_Node.ln_Name;
Font->ta_YSize = FontY = GfxBase->DefaultFont->tf_YSize;
FontX = GfxBase->DefaultFont->tf_XSize;
Permit();
OffX = Scr->WBorLeft;
OffY = Scr->RastPort.TxHeight + Scr->WBorTop + 1;
if ( width && height ) {
if (( ComputeX( width ) + OffX + Scr->WBorRight ) > Scr->Width )
goto UseTopaz;
if (( ComputeY( height ) + OffY + Scr->WBorBottom ) > Scr->Height )
goto UseTopaz;
}
return;
UseTopaz:
Font->ta_Name = (STRPTR)"topaz.font";
FontX = FontY = Font->ta_YSize = 8;
}
int SetupScreen( void )
{
if ( ! ( Scr = LockPubScreen( PubScreenName )))
return( 1L );
ComputeFont( 0, 0 );
if ( ! ( VisualInfo = GetVisualInfo( Scr, TAG_DONE )))
return( 2L );
return( 0L );
}
void CloseDownScreen( void )
{
if ( VisualInfo ) {
FreeVisualInfo( VisualInfo );
VisualInfo = NULL;
}
if ( Scr ) {
UnlockPubScreen( NULL, Scr );
Scr = NULL;
}
}
int HandleFadeIDCMP( void )
{
struct IntuiMessage *m;
int (*func)();
BOOL running = TRUE;
while( m = GT_GetIMsg( FadeWnd->UserPort )) {
CopyMem(( char * )m, ( char * )&FadeMsg, (long)sizeof( struct IntuiMessage ));
GT_ReplyIMsg( m );
switch ( FadeMsg.Class ) {
case IDCMP_REFRESHWINDOW:
GT_BeginRefresh( FadeWnd );
GT_EndRefresh( FadeWnd, TRUE );
break;
case IDCMP_VANILLAKEY:
running = FadeVanillaKey();
break;
case IDCMP_GADGETUP:
case IDCMP_GADGETDOWN:
func = ( void * )(( struct Gadget * )FadeMsg.IAddress )->UserData;
running = func();
break;
}
}
return( running );
}
int OpenFadeWindow( void )
{
struct NewGadget ng;
struct Gadget *g;
UWORD lc, tc;
UWORD wleft = FadeLeft, wtop = FadeTop, ww, wh;
ComputeFont( FadeWidth, FadeHeight );
ww = ComputeX( FadeWidth );
wh = ComputeY( FadeHeight );
wleft = ( Scr->Width - ww )/2 - Scr->WBorRight;
wtop = ( Scr->Height - wh - Scr->WBorBottom*2 - Font->ta_YSize )/2;
if ( ! ( FadeFont = OpenDiskFont( Font )))
return( 5L );
if ( ! ( g = CreateContext( &FadeGList )))
return( 1L );
for( lc = 0, tc = 0; lc < Fade_CNT; lc++ ) {
CopyMem((char * )&FadeNGad[ lc ], (char * )&ng, (long)sizeof( struct NewGadget ));
ng.ng_VisualInfo = VisualInfo;
ng.ng_TextAttr = Font;
ng.ng_LeftEdge = OffX + ComputeX( ng.ng_LeftEdge );
ng.ng_TopEdge = OffY + ComputeY( ng.ng_TopEdge );
ng.ng_Width = ComputeX( ng.ng_Width );
ng.ng_Height = ComputeY( ng.ng_Height);
FadeGadgets[ lc ] = g = CreateGadgetA((ULONG)FadeGTypes[ lc ], g, &ng, ( struct TagItem * )&FadeGTags[ tc ] );
while( FadeGTags[ tc ] ) tc += 2;
tc++;
if ( NOT g )
return( 2L );
}
if ( ! ( FadeWnd = OpenWindowTags( NULL,
WA_Left, wleft,
WA_Top, wtop,
WA_Width, ww + OffX + Scr->WBorRight,
WA_Height, wh + OffY + Scr->WBorBottom,
WA_IDCMP, SLIDERIDCMP|BUTTONIDCMP|IDCMP_VANILLAKEY|IDCMP_REFRESHWINDOW,
WA_Flags, WFLG_DRAGBAR|WFLG_DEPTHGADGET|WFLG_SMART_REFRESH|WFLG_ACTIVATE|WFLG_RMBTRAP,
WA_Gadgets, FadeGList,
WA_Title, FadeWdt,
WA_ScreenTitle, "Fade Prefs",
WA_PubScreen, Scr,
TAG_DONE )))
return( 4L );
GT_RefreshWindow( FadeWnd, NULL );
return( 0L );
}
void CloseFadeWindow( void )
{
if ( FadeWnd ) {
CloseWindow( FadeWnd );
FadeWnd = NULL;
}
if ( FadeGList ) {
FreeGadgets( FadeGList );
FadeGList = NULL;
}
if ( FadeFont ) {
CloseFont( FadeFont );
FadeFont = NULL;
}
}