A2osX/LIB/LIBGUI.S.txt

PR#3
PREFIX /A2OSX.BUILD
NEW
INC 1
AUTO 6
				.LIST OFF	
				.OP	65C02
				.OR	$2000
				.TF /A2OSX.BUILD/LIB/LIBGUI.O
*--------------------------------------
				.INB /A2OSX.BUILD/INC/MACROS.I
				.INB /A2OSX.BUILD/INC/A2OSX.I
				.INB /A2OSX.BUILD/INC/LIBGUI.I
				.INB /A2OSX.BUILD/INC/GFX.I
*--------------------------------------
				.MA SWAP16
				lda ]1
				ldx ]2
				stx ]1
				sta ]2
				lda ]1+1
				ldx ]2+1
				stx ]1+1
				sta ]2+1
				.EM
				.MA NOT16
				sec
				lda #0
				sbc ]1
				sta ]1
				lda #0
				sbc ]1+1
				sta ]1+1
				.EM
				.MA SCMPAX
				sec
				sbc ]1
				txa
				sbc ]1+1
				bvc :1
				eor #$80
:1				.EQ *
				.EM				
*--------------------------------------
ZPPtr1			.EQ ZPLIB
ZPDCPtr			.EQ ZPLIB+2
ZPCmdPtr		.EQ ZPLIB+4
*--------------------------------------
*			File Header (16 Bytes)
*--------------------------------------
CS.START		cld
				jmp (.1,x)
				.DA #$61				6502,Level 1 (65c02)
				.DA #1					BIN Layout Version 1
				.DA 0
				.DA CS.END-CS.START
				.DA 0
				.DA 0
				.DA 0
*--------------------------------------
* Relocation Table
*--------------------------------------
.1				.DA LIB.LOAD
				.DA LIB.UNLOAD
				.DA InitGUI
J.Cmds			.DA CloseGUI			J.Cmds-12 !!!
				.DA Draw
				.DA SetCursor.A
				.DA SetCursorPos
				.DA HideCursor
				.DA ShowCursor
				.DA ReadMouse
				.DA DrawLine
L.DEVNAME.GFX	.DA DEVNAME.GFX
L.DEVNAME.MOUSE	.DA DEVNAME.MOUSE
L.MouseClamp	.DA MouseClamp
L.CB.Cache		.DA CB.Cache
L.CUR.CB		.DA CUR.CB
L.CUR.SaveBuf	.DA CUR.SaveBuf
L.Cursors		.DA CUR.Arrow
J.Clip			.DA CLIP.Point			SETPIXEL
				.DA CLIP.Point			GETPIXEL
				.DA CLIP.HLine
				.DA CLIP.VLine
				.DA CLIP.Rect			FILLRECT
				.DA CLIP.BitBlt
				.DA CLIP.Rect			GETRECTBUFSIZE
				.DA CLIP.Line
				.DA 0
*--------------------------------------
LIB.LOAD
LIB.UNLOAD		clc
				rts
*--------------------------------------
InitGUI			lda GC.Screen+S.GC.hDev
				bne .8

				>LDYA L.DEVNAME.GFX
				>SYSCALL GetDevByName.YA
				bcs .9
				
				stx GC.Screen+S.GC.hDev
				>STYA GoDevGfx.Jmp+1
				
				txa
				ldx #DEVMGR.OPEN
				jsr GoDevGfx.Jmp

.1				>LDYA L.DEVNAME.MOUSE
				>SYSCALL GetDevByName.YA
				bcc .2
				
				inc DEVNAME.MOUSE+3
				lda DEVNAME.MOUSE+3
				cmp #'8'
				bne .1
.8				clc						No mouse found, skip mouse init
.9				rts

.2				stx hDevMouse
				>STYA GoDevMouse+1

				txa
				ldx #DEVMGR.OPEN
				jsr GoDevMouse
				
				ldx #DEVMGR.CONTROL		Mouse driver disturb graphic screen....
				jsr GoDevGfx.Jmp

				ldx #DEVMGR.STATUS		get graphic mode and resolution....
				jsr GoDevGfx.Jmp
				
				>STYA ZPPtr1

				ldy #S.DSTAT.GFX.W+1
				lda (ZPPtr1),y
				sta GC.Screen+S.GC.W+1
				sta MouseClamp+3
				lsr
				sta CUR.Pos+S.POINT.X+1
				
				dey
				
				lda (ZPPtr1),y
				sta MouseClamp+2
				sta GC.Screen+S.GC.W
				ror
				sta CUR.Pos+S.POINT.X
				
				ldy #S.DSTAT.GFX.H+1
				
				lda (ZPPtr1),y
				sta MouseClamp+7
				sta GC.Screen+S.GC.H+1
				lsr
				sta CUR.Pos+S.POINT.Y+1
				
				dey
				
				lda (ZPPtr1),y
				sta MouseClamp+6
				sta GC.Screen+S.GC.H
				ror
				sta CUR.Pos+S.POINT.Y
				
				>LDYA L.MouseClamp
				ldx #DEVMGR.CONTROL
				jsr GoDevMouse
				
				>LDYA L.CUR.SaveBuf
				>STYA CUR.CB+S.CB.DstPtr
				
				lda #CUR.T.ARROW
				jsr SetCursor.A
				
				clc
				rts			
*--------------------------------------
CloseGUI		lda hDevMouse
				beq .1
				
				ldx #DEVMGR.CLOSE
				jsr GoDevMouse				

.1				stz GC.Screen+S.GC.hDev
				sec
				rts
*--------------------------------------
ReadMouse		>PULLYA

				ldx hDevMouse			Mouse is active ?
				beq .9
				
				ldx #DEVMGR.READBLOCK
				jmp GoDevMouse
				
.9				sec
				rts
*--------------------------------------
GoDevGfx		>LDYA L.CB.Cache
GoDevGfx.YA		ldx #DEVMGR.WRITE
GoDevGfx.Jmp	jmp $ffff
*--------------------------------------
GoDevMouse		jmp $ffff
*--------------------------------------
				.INB /A2OSX.SRC/LIB/LIBGUI.S.DRAW
				.INB /A2OSX.SRC/LIB/LIBGUI.S.CLIP
				.INB /A2OSX.SRC/LIB/LIBGUI.S.CUR
*--------------------------------------
CS.END
*--------------------------------------
				.INB /A2OSX.SRC/LIB/LIBGUI.G.CUR
*--------------------------------------
DEVNAME.GFX		>CSTR "GFX"
DEVNAME.MOUSE	>CSTR "MOU1"
*--------------------------------------
hDevMouse		.BS 1
*--------------------------------------
DX				.BS 2
DY				.BS 2
IY				.BS 1
IE				.BS 2
D				.BS 2
INE				.BS 2
Counter			.BS 2
CLIP.Line.P1	.BS 1
CLIP.Line.P2	.BS 1
*--------------------------------------
CB.CmdLen		.DA S.CB.Y1+1			SETPIXEL
				.DA S.CB.Y1+1			GETPIXEL
				.DA S.CB.X2+1			HLINE
				.DA S.CB.Y2+1			VLINE
				.DA S.CB.Y2+1			FILLRECT
				.DA S.CB.DstPtr+1		BITBLT
				.DA S.CB.DstPtr+1		GETRECTBUFSIZE
				.DA S.CB.Y2+1			DRAWLINE
*--------------------------------------
MouseClamp		.BS 8
*--------------------------------------
GC.Screen		.BS S.GC
GC.Cache		.BS S.GC
CB.Cache		.BS S.CB
*--------------------------------------
MAN
SAVE /A2OSX.SRC/LIB/LIBGUI.S
ASM