mirror of https://github.com/A2osX/A2osX.git
LIBGUI:Clipping stuff
This commit is contained in:
burniouf
parent
116664cbee
commit
c481b84d0b
Binary file not shown.
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@ -88,7 +88,9 @@ CB.Cache2CBBuf
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rts
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*--------------------------------------
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CB.FlushBufToYA jsr CLIP.GetInCache
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* Y,A = Target Object
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*--------------------------------------
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CB.FlushBufToYA jsr CLIP.GetRect
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lda hCBBuf
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beq .8
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@ -3,14 +3,12 @@ NEW
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*--------------------------------------
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* CLIPPING Functions:
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* In:
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* Graphic Context in CLIP.Cache
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* Target Clipping Region in CLIP.Rect
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* YA = Control Block
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* Out:
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* CC : CB.Cache clipped & visible
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* CS : CB.Cache invisible
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*--------------------------------------
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CLIP.YA jsr CB.GetInCache
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CLIP.CB.Cache lda CB.Cache+S.CB.CMD
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and #$7F remove S.CB.CMD.OSD
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tax
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@ -21,17 +19,17 @@ CLIP.Point
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rts
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*--------------------------------------
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CLIP.HLine >LDYA CB.Cache+S.CB.Y1
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>SCMPYA CLIP.Cache+S.OBJ.Y2
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>SCMPYA CLIP.Rect+S.RECT.Y2
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bpl .9
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>LDYA CB.Cache+S.CB.Y1
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>SCMPYA CLIP.Cache+S.OBJ.Y1
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>SCMPYA CLIP.Rect+S.RECT.Y1
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bmi .9
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>LDYA CLIP.Cache+S.OBJ.X1
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>LDYA CLIP.Rect+S.RECT.X1
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>STYAIFGTR CB.Cache+S.CB.X1
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>LDYA CLIP.Cache+S.OBJ.X2
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>LDYA CLIP.Rect+S.RECT.X2
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>STYAIFLWR CB.Cache+S.CB.X2
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clc
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@ -41,17 +39,17 @@ CLIP.HLine >LDYA CB.Cache+S.CB.Y1
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rts
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*--------------------------------------
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CLIP.VLine >LDYA CB.Cache+S.CB.X1
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>SCMPYA CLIP.Cache+S.OBJ.X2
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>SCMPYA CLIP.Rect+S.RECT.X2
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bpl .9
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>LDYA CB.Cache+S.CB.X1
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>SCMPYA CLIP.Cache+S.OBJ.X1
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>SCMPYA CLIP.Rect+S.RECT.X1
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bmi .9
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>LDYA CLIP.Cache+S.OBJ.Y1
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>LDYA CLIP.Rect+S.RECT.Y1
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>STYAIFGTR CB.Cache+S.CB.Y1
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>LDYA CLIP.Cache+S.OBJ.Y2
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>LDYA CLIP.Rect+S.RECT.Y2
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>STYAIFLWR CB.Cache+S.CB.Y2
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clc
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@ -60,19 +58,19 @@ CLIP.VLine >LDYA CB.Cache+S.CB.X1
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.9 sec
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rts
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*--------------------------------------
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CLIP.Rect jsr CLIP.Cache.Overlap
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CLIP.Rectangle jsr CLIP.Rect.Overlap
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bcs .9
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>LDYA CLIP.Cache+S.OBJ.X1
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>LDYA CLIP.Rect+S.RECT.X1
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>STYAIFGTR CB.Cache+S.CB.X1
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>LDYA CLIP.Cache+S.OBJ.X2
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>LDYA CLIP.Rect+S.RECT.X2
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>STYAIFLWR CB.Cache+S.CB.X2
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>LDYA CLIP.Cache+S.OBJ.Y1
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>LDYA CLIP.Rect+S.RECT.Y1
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>STYAIFGTR CB.Cache+S.CB.Y1
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>LDYA CLIP.Cache+S.OBJ.Y2
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>LDYA CLIP.Rect+S.RECT.Y2
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>STYAIFLWR CB.Cache+S.CB.Y2
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clc
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@ -89,15 +87,15 @@ CLIP.Text.RTS rts
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*--------------------------------------
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CLIP.BitBlt jsr CB.SetX2Y2 set X2=X1+W-1 Y2=X1+H-1
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jsr CLIP.Cache.Overlap
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jsr CLIP.Rect.Overlap
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bcs CLIP.Text.RTS
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lda CLIP.Cache+S.OBJ.X1
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lda CLIP.Rect+S.RECT.X1
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sec
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sbc CB.Cache+S.CB.X1
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sta DX
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lda CLIP.Cache+S.OBJ.X1+1
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lda CLIP.Rect+S.RECT.X1+1
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sbc CB.Cache+S.CB.X1+1
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sta DX+1
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bvc .1
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@ -134,11 +132,11 @@ CLIP.BitBlt jsr CB.SetX2Y2 set X2=X1+W-1 Y2=X1+H-1
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.2 lda CB.Cache+S.CB.X2
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sec
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sbc CLIP.Cache+S.OBJ.X2
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sbc CLIP.Rect+S.RECT.X2
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sta DX
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lda CB.Cache+S.CB.X2+1
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sbc CLIP.Cache+S.OBJ.X2+1
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sbc CLIP.Rect+S.RECT.X2+1
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sta DX+1
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bvc .3
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eor #$80
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@ -154,12 +152,12 @@ CLIP.BitBlt jsr CB.SetX2Y2 set X2=X1+W-1 Y2=X1+H-1
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sta CB.Cache+S.CB.SrcW+1
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bcc .9
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.4 lda CLIP.Cache+S.OBJ.Y1
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.4 lda CLIP.Rect+S.RECT.Y1
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sec
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sbc CB.Cache+S.CB.Y1
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sta DX
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lda CLIP.Cache+S.OBJ.Y1+1
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lda CLIP.Rect+S.RECT.Y1+1
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sbc CB.Cache+S.CB.Y1+1
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sta DX+1
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bvc .5
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@ -196,11 +194,11 @@ CLIP.BitBlt jsr CB.SetX2Y2 set X2=X1+W-1 Y2=X1+H-1
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.6 lda CB.Cache+S.CB.Y2
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sec
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sbc CLIP.Cache+S.OBJ.Y2
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sbc CLIP.Rect+S.RECT.Y2
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sta DX
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lda CB.Cache+S.CB.Y2+1
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sbc CLIP.Cache+S.OBJ.Y2+1
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sbc CLIP.Rect+S.RECT.Y2+1
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sta DX+1
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bvc .7
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eor #$80
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@ -228,7 +226,6 @@ CLIP.Line.BOTTOM .EQ 4
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CLIP.Line.TOP .EQ 8
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*--------------------------------------
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CLIP.Line jsr CLIP.Line.EncodeP1
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>DEBUG
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jsr CLIP.Line.EncodeP2
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.1 lda CLIP.Line.P1
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@ -339,7 +336,7 @@ CLIP.Line.EncodeP2
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*--------------------------------------
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CLIP.Line.EncodeX.AX
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pha
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>SCMPAX CLIP.Cache+S.OBJ.X1
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>SCMPAX CLIP.Rect+S.RECT.X1
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bpl .1
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pla
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@ -351,7 +348,7 @@ CLIP.Line.EncodeX.AX
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rts
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.1 pla
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>SCMPAX CLIP.Cache+S.OBJ.X2
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>SCMPAX CLIP.Rect+S.RECT.X2
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bmi .8
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tya
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@ -362,7 +359,7 @@ CLIP.Line.EncodeX.AX
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*--------------------------------------
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CLIP.Line.EncodeY.AX
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pha
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>SCMPAX CLIP.Cache+S.OBJ.Y1
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>SCMPAX CLIP.Rect+S.RECT.Y1
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bpl .1
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pla
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@ -373,7 +370,7 @@ CLIP.Line.EncodeY.AX
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rts
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.1 pla
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>SCMPAX CLIP.Cache+S.OBJ.Y2
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>SCMPAX CLIP.Rect+S.RECT.Y2
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bmi .8
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tya
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@ -382,21 +379,21 @@ CLIP.Line.EncodeY.AX
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.8 rts
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*--------------------------------------
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CLIP.Cache.Overlap
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CLIP.Rect.Overlap
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>LDYA CB.Cache+S.CB.X1
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>SCMPYA CLIP.Cache+S.OBJ.X2
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>SCMPYA CLIP.Rect+S.RECT.X2
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bpl .9
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>LDYA CB.Cache+S.CB.X2
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>SCMPYA CLIP.Cache+S.OBJ.X1
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>SCMPYA CLIP.Rect+S.RECT.X1
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bmi .9
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>LDYA CB.Cache+S.CB.Y1
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>SCMPYA CLIP.Cache+S.OBJ.Y2
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>SCMPYA CLIP.Rect+S.RECT.Y2
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bpl .9
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>LDYA CB.Cache+S.CB.Y2
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>SCMPYA CLIP.Cache+S.OBJ.Y1
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>SCMPYA CLIP.Rect+S.RECT.Y1
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bmi .9
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clc
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@ -405,12 +402,14 @@ CLIP.Cache.Overlap
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.9 sec
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rts
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*--------------------------------------
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CLIP.GetInCache >STYA .1+1
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CLIP.GetRect >STYA .1+1
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ldx #S.OBJ-1
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ldy #S.OBJ.Y2+1
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ldx #7
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.1 lda $ffff,x SELF MODIFIED
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sta CLIP.Cache,x
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.1 lda $ffff,y
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sta CLIP.Rect,x
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dey
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dex
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bpl .1
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@ -50,11 +50,11 @@ DRAW.Line jsr DRAW.PullY2X2Y1X1
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lda #S.CB.CMD.HLINE DY=0 : HLINE X1,X2 At Y1
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.20 sta CB.Cache+S.CB.CMD
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* >DEBUG
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jsr CLIP.CB.Cache
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bcs .8
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jmp CB.GFXWrite
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jsr CB.GFXWrite
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.8 clc
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rts
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@ -63,7 +63,7 @@ DRAW.Line jsr DRAW.PullY2X2Y1X1
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lda #$ff
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sta IY set IY=-1
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.4
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.4
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* jsr CLIP.Line
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* bcs .8
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@ -309,6 +309,38 @@ DRAW.BitMap lda #S.CB.CMD.BITBLT
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.8 clc
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rts
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*--------------------------------------
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* drawtext (short int hWND, short int OP, short int hFONT, int X1, int Y1, char *str)
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*--------------------------------------
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DRAW.Text lda #S.CB.CMD.DRAWTEXT2
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jsr CB.InitCacheA
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>PULLW CB.Cache+S.CB.TxtPtr
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jsr DRAW.PullY1X1
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>PULLB CB.Cache+S.CB.hFont
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>PULLB CB.Cache+S.CB.OP
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jsr DRAW.PullInnerWND
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jsr CLIP.CB.Cache
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bcs .8
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jmp CB.GFXWrite
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.8 clc
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rts
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*--------------------------------------
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DRAW.PullInnerWND
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jsr OBJ.PullHWND get dest window at ZPWNDPtr
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jsr DRAW.GetInnerWND get inners in CLIP.Rect
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>LDYA ZPWNDPtr
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jmp CB.ToGlobal set CB.Cache to global coord.
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*--------------------------------------
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* private
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*--------------------------------------
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DRAW.xBM >LDYA L.BMs,x
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DRAW.yaBM >STYA ZPBMPtr
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@ -339,28 +371,6 @@ DRAW.BM lda #S.CB.CMD.BITBLT
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jmp CB.Cache2CBBuf
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*--------------------------------------
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* drawtext (short int hWND, short int OP, short int hFONT, int X1, int Y1, char *str)
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*--------------------------------------
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DRAW.Text lda #S.CB.CMD.DRAWTEXT2
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jsr CB.InitCacheA
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>PULLW CB.Cache+S.CB.TxtPtr
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jsr DRAW.PullY1X1
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>PULLB CB.Cache+S.CB.hFont
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>PULLB CB.Cache+S.CB.OP
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jsr DRAW.PullInnerWND
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jsr CLIP.CB.Cache
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bcs .8
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jmp CB.GFXWrite
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.8 clc
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rts
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*--------------------------------------
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DRAW.YAText >STYA CB.Cache+S.CB.TxtPtr
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stx CB.Cache+S.CB.hFont
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@ -396,48 +406,38 @@ DRAW.PullX >PULLA
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rts
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*--------------------------------------
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DRAW.PullInnerWND
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jsr OBJ.PullHWND get dest window at ZPWNDPtr
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jsr DRAW.GetInnerWND get inners in CLIP.Cache
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>LDYA ZPWNDPtr
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jmp CB.ToGlobal set CB.Cache to global coord.
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*--------------------------------------
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DRAW.GetInnerWND
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ldy #S.OBJ.X1
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.X1
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sta CLIP.Rect+S.RECT.X1
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iny
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.X1+1
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sta CLIP.Rect+S.RECT.X1+1
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ldy #S.WND.InnerY1
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.Y1
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sta CLIP.Rect+S.RECT.Y1
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iny
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.Y1+1
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sta CLIP.Rect+S.RECT.Y1+1
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ldy #S.WND.InnerW
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ldy #S.WND.InnerX2
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.W
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sta CLIP.Rect+S.RECT.X2
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iny
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.W+1
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sta CLIP.Rect+S.RECT.X2+1
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ldy #S.WND.InnerH
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ldy #S.WND.InnerY2
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.H
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sta CLIP.Rect+S.RECT.Y2
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iny
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lda (ZPWNDPtr),y
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sta CLIP.Cache+S.OBJ.H+1
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>LDYA L.CLIP.Cache
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jmp OBJ.SetX2Y2 set X2 = X1 + W - 1...
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sta CLIP.Rect+S.RECT.Y2+1
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rts
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*--------------------------------------
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MAN
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SAVE usr/src/lib/libgui.s.draw
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@ -156,12 +156,14 @@ PTR.Show.I ldx PTR.T
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lda #S.CB.OP.ORA+S.CB.OP.MASK+S.CB.OP.SAVE
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PTR.Draw.I sta CB.PTR+S.CB.OP
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>LDYA L.WND.Screen
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jsr CLIP.GetInCache
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jsr CLIP.GetRect
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>LDYA L.CB.PTR
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jsr CLIP.YA
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jsr CB.GetInCache
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jsr CLIP.CB.Cache
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bcs .8
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jsr CB.GFXWrite
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@ -152,8 +152,8 @@ L.MouseClamp .DA MouseClamp
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L.MSG .DA MSG
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L.MSG.XY .DA MSG+S.MSG.X1
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L.CB.PTR .DA CB.PTR
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L.CLIP.Rect .DA CLIP.Rect
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L.CB.Cache .DA CB.Cache
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L.CLIP.Cache .DA CLIP.Cache
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L.WND.Screen .DA WND.Screen
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L.WND.Desktop .DA WND.Desktop
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L.WND.SysBar .DA WND.SysBar
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@ -198,9 +198,9 @@ J.Clip .DA CLIP.Point SETPIXEL
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.DA CLIP.Point GETPIXEL
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.DA CLIP.HLine HLINE
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.DA CLIP.VLine VLINE
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.DA CLIP.Rect FILLRECT
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.DA CLIP.Rectangle FILLRECT
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.DA CLIP.BitBlt BITBLT
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.DA CLIP.Rect GETRECTBUFSIZE
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.DA CLIP.Rectangle GETRECTBUFSIZE
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.DA CLIP.Text DRAWTEXT
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.DA CLIP.Text GETTEXTSIZE
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.DA CLIP.Line DRAWLINE
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@ -345,8 +345,8 @@ CB.PTR .DA #S.CB.CMD.BITBLT
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.DA #0
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.BS S.CB-4
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*--------------------------------------
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CLIP.Rect .BS S.RECT
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CB.Cache .BS S.CB
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CLIP.Cache .BS S.OBJ
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*--------------------------------------
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MENU.Stack.Owner .BS 1
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MENU.Stack.Idx .BS 1
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