DIRECTORY Atom, CD, CDBasics, CDDefaultProcs, CDDirectory, CDOrient, Imager, ImagerManhattan, ImagerMaskCapture, ImagerPrivate, ImagerTransformation, Rope; CDDefaultProcsImpl: CEDAR PROGRAM IMPORTS Atom, --Basics,-- CD, CDBasics, CDDirectory, CDOrient, Imager, --ImagerBackdoor,-- ImagerManhattan, ImagerMaskCapture, ImagerPrivate, ImagerTransformation, Rope EXPORTS CDDefaultProcs SHARES CD = BEGIN OPEN CD; QuickDrawMe: PUBLIC PROC [inst: Instance, pos: Position, orient: Orientation, pr: REF DrawInformation] = BEGIN IF inst.ob.class.drawMe#DrawMe THEN inst.ob.class.drawMe[inst, pos, orient, pr] ELSE { ob1: CD.Object = CDDirectory.ExpandHard[inst.ob, pr.design, NIL]; IF ob1#NIL THEN { pseudoInst: CD.Instance = NEW[CD.InstanceRep _ [ob: ob1, properties: inst.properties, location: pos, selected: FALSE]]; ob1.class.quickDrawMe[pseudoInst, pos, orient, pr]; pseudoInst.ob _ NIL; pseudoInst.properties _ NIL; } ELSE pr.drawRect[CDOrient.RectAt[pos, inst.ob.size, orient], CD.highLightShade, pr] } END; DrawMe: PUBLIC PROC [inst: Instance, pos: Position, orient: Orientation, pr: REF DrawInformation] = BEGIN IF inst.ob.class.quickDrawMe#QuickDrawMe THEN inst.ob.class.quickDrawMe[inst, pos, orient, pr] ELSE { ob1: CD.Object = CDDirectory.ExpandHard[inst.ob, pr.design, NIL]; IF ob1#NIL THEN { pseudoInst: CD.Instance = NEW[CD.InstanceRep _ [ob: ob1, properties: inst.properties, location: pos, selected: FALSE]]; ob1.class.drawMe[pseudoInst, pos, orient, pr]; pseudoInst.ob _ NIL; pseudoInst.properties _ NIL; } ELSE pr.drawRect[CDOrient.RectAt[pos, inst.ob.size, orient], CD.highLightShade, pr] } END; ShowMeSelected: PUBLIC PROC [inst: Instance, pos: Position, orient: Orientation, pr: REF DrawInformation] = BEGIN pr.drawOutLine[ CDOrient.MapRect[ itemInCell: CD.InterestRect[inst.ob], cellSize: inst.ob.size, cellInstOrient: orient, cellInstPos: pos ], pr ] END; ShowMeSelectedWithExpand: PUBLIC PROC [inst: Instance, pos: Position, orient: Orientation, pr: REF DrawInformation] = BEGIN ob1: CD.Object = CDDirectory.Expand[inst.ob, NIL, NIL]; IF ob1=NIL THEN pr.drawOutLine[ CDOrient.MapRect[ itemInCell: CD.InterestRect[inst.ob], cellSize: inst.ob.size, cellInstOrient: orient, cellInstPos: pos ], pr] ELSE ob1.class.showMeSelected[ inst: NEW [CD.InstanceRep _ [ob: ob1, location: inst.location, orientation: inst.orientation, selected: inst.selected ]], pos: pos, orient: orient, pr: pr]; END; HitInside: PUBLIC PROC [ob: Object, hitRect: Rect] RETURNS [BOOL] = BEGIN RETURN [CDBasics.Intersect[CD.InterestRect[ob], hitRect] ] END; InterestRect: PUBLIC PROC [ob: Object] RETURNS [Rect] = BEGIN RETURN [CDBasics.RectAt[[0, 0], ob.size]] END; InterestRectWithExpand: PUBLIC PROC [ob: Object] RETURNS [Rect] = BEGIN ob1: CD.Object = CDDirectory.Expand[ob, NIL, NIL]; IF ob1#NIL THEN RETURN [CD.InterestRect[ob1]] ELSE RETURN [CDBasics.RectAt[[0, 0], ob.size]]; END; OldInsideRect: PUBLIC PROC [ob: Object] RETURNS [Rect] = BEGIN RETURN [CD.InterestRect[ob]] END; InternalWrite: PUBLIC PROC [me: Object] = BEGIN ERROR END; InternalRead: PUBLIC PROC [] RETURNS [Object] = BEGIN ERROR END; Describe: PUBLIC PROC [me: Object] RETURNS [Rope.ROPE] = BEGIN Desc: PROC [class: REF READONLY CD.ObjectClass] RETURNS [Rope.ROPE] = INLINE BEGIN RETURN [ IF class.description=NIL THEN Atom.GetPName[class.objectType] ELSE class.description ] END; IF me.class.inDirectory THEN { n: Rope.ROPE = CDDirectory.Name[me]; IF ~Rope.IsEmpty[n] THEN RETURN [Rope.Cat[Desc[me.class], " ", n]] }; RETURN [Desc[me.class]] END; DescribeInstance: PUBLIC PROC [ap: Instance] RETURNS [Rope.ROPE] = BEGIN RETURN [ap.ob.class.describe[ap.ob]] END; Origin: PUBLIC PROC [ob: Object] RETURNS [Position] = BEGIN RETURN [CDBasics.BaseOfRect[ob.class.interestRect[ob]]] END; DrawChild: PUBLIC PROC [inst: Instance, pos: Position, orient: Orientation, pr: REF DrawInformation] = BEGIN inst.ob.class.drawMe[inst, pos, orient, pr] END; DrawRect: PUBLIC PROC [r: Rect, l: Layer, pr: DrawRef] = BEGIN DrawRectInContext: PROC [context: Imager.Context, ob: CD.Object, layer: CD.Layer] = BEGIN Imager.MaskBox[context, [xmin: r.x1, xmax: r.x2, ymin: r.y1, ymax: r.y2]]; END; pr.drawContext[pr, DrawRectInContext, NIL, [0, 0], 0, l] END; DrawOutLine: PUBLIC PROC [r: Rect, pr: DrawRef] = BEGIN END; DrawComment: PUBLIC PROC [r: Rect, comment: Rope.ROPE, pr: DrawRef] = BEGIN END; DrawContext: PUBLIC PROC [pr: DrawRef, proc: DrawContextLayerProc, ob: Object, pos: Position, orient: Orientation, layer: Layer] = BEGIN ActionWithContext: PROC [] = BEGIN IF ob#NIL THEN { Imager.TranslateT[pr.deviceContext, [pos.x, pos.y]]; CDOrient.OrientateContext[pr.deviceContext, ob.size, orient]; }; Imager.SetColor[pr.deviceContext, pr.contextFilter[layer]]; proc[pr.deviceContext, ob, layer]; END; IF pr.contextFilter#NIL AND pr.contextFilter[layer]#NIL THEN { IF pr.deviceContext#NIL THEN Imager.DoSave[pr.deviceContext, ActionWithContext] ELSE IF ob#NIL THEN { clip: CD.Rect ~ CDOrient.DeMapRect[itemInWorld: pr.interestClip, cellSize: ob.size, cellInstOrient: orient, cellInstPos: pos].itemInCell; --in object coordinates inter: CD.Rect ~ CDBasics.Intersection[CDBasics.RectAt[[0, 0], ob.size], clip]; IF CDBasics.NonEmpty[inter] THEN { Operator: PROC [context: Imager.Context] = { Imager.SetStrokeWidth[context, 1]; Imager.SetStrokeEnd[context, round]; Imager.SetStrokeJoint[context, round]; ImagerPrivate.SetStrokeDashes[context, NIL]; Imager.ClipRectangle[context, [x: inter.x1, y: inter.y1, w: inter.x2-inter.x1, h: inter.y2-inter.y1]]; proc[context, ob, layer ! ImagerMaskCapture.Cant => --RESUME--REJECT]; }; man: ImagerMaskCapture.Manhattan; man _ ImagerMaskCapture.CaptureManhattan[Operator, ImagerTransformation.Scale[1]]; FOR m: ImagerMaskCapture.Manhattan _ man, m.rest UNTIL m=NIL DO r: CD.Rect _ CDOrient.MapRect[ itemInCell: [x1: m.first.sMin, y1: m.first.fMin, x2: m.first.sMin+m.first.sSize, y2: m.first.fMin+m.first.fSize], cellSize: ob.size, cellInstOrient: orient, cellInstPos: pos]; r _ CDBasics.Intersection[r, pr.interestClip]; IF CDBasics.NonEmpty[r] THEN pr.drawRect[r, layer, pr]; ENDLOOP; ImagerManhattan.Destroy[man]; }; }; }; END; IgnoreGround: PUBLIC PROC [pr: DrawRef, pushedOut: BOOL] = BEGIN END; IgnorePriority: PUBLIC PROC [pr: DrawRef] = BEGIN END; END. |CDDefaultProcsImpl.mesa (part of ChipNDale) Copyright c 1985 by Xerox Corporation. All rights reserved. by Ch. Jacobi, May 22, 1985 3:35:49 pm PDT last edited by Ch. Jacobi, February 5, 1986 3:21:45 pm PST Basics, ImagerBackdoor, --Object class implementors business --ObjectClass --pr.drawRect[CDOrient.RectAt[pos, inst.ob.size, orient], CD.highLightShade, pr] --DrawProcs --version with bitmaps DrawContext: PUBLIC PROC [pr: DrawRef, proc: DrawContextLayerProc, ob: Object, pos: Position, orient: Orientation, layer: Layer] = --calls proc which may use context; mode and color are set to layer's need --call is suppressed if layer does not need drawing; this is default. --on recursive calls, the context may or may not include previous transformations BEGIN ActionWithContext: PROC [] = BEGIN IF ob#NIL THEN { Imager.TranslateT[pr.deviceContext, [pos.x, pos.y]]; CDOrient.OrientateContext[pr.deviceContext, ob.size, orient]; }; Imager.SetColor[pr.deviceContext, pr.contextFilter[layer]]; proc[pr.deviceContext, ob, layer]; END; IF pr.contextFilter#NIL AND pr.contextFilter[layer]#NIL THEN { IF pr.deviceContext#NIL THEN Imager.DoSave[pr.deviceContext, ActionWithContext] ELSE IF ob#NIL THEN { --if ob is nil we don't know the size for the bitmap nor the clip region clip: CD.Rect ~ CDOrient.DeMapRect[itemInWorld: pr.interestClip, cellSize: ob.size, cellInstOrient: orient, cellInstPos: pos].itemInCell; --in object coordinates inter: CD.Rect ~ CDBasics.Intersection[CDBasics.RectAt[[0, 0], ob.size], clip]; IF CDBasics.NonEmpty[inter] THEN { DrawToBitmapContext: PROC [] = { proc[context, ob, layer]; }; CapturePixel: PROC [x, y: INT] = INLINE { r: CD.Rect _ CDOrient.MapRect[itemInCell: [x1: x, y1: y, x2: x+1, y2: y+1], cellSize: ob.size, cellInstOrient: orient, cellInstPos: pos]; r _ CDBasics.Intersection[r, pr.interestClip]; IF CDBasics.NonEmpty[r] THEN pr.drawRect[r, layer, pr]; }; CaptureBitmap: PROC [bitmap: ImagerBackdoor.Bitmap, off: CD.Position] = BEGIN FOR y: CARDINAL IN [0..bitmap.height) DO FOR x: CARDINAL IN [0..bitmap.width) DO TRUSTED { bitsRef: LONG POINTER TO CARDINAL _ LOOPHOLE[bitmap.base, LONG POINTER TO CARDINAL] + LONG[y]*bitmap.wordsPerLine + LONG[x/Basics.bitsPerWord]; IF Basics.BITAND[8000h, Basics.BITSHIFT[bitsRef^, x MOD Basics.bitsPerWord]]#0 THEN CapturePixel[off.x+x, off.y+bitmap.height-y-1] } ENDLOOP; ENDLOOP; END; bitmap: ImagerBackdoor.Bitmap _ ImagerBackdoor.NewBitmap[width: inter.x2-inter.x1, height: inter.y2-inter.y1]; context: Imager.Context _ ImagerBackdoor.BitmapContext[bitmap]; Imager.SetColor[context, Imager.white]; Imager.MaskRectangleI[context, 0, 0, bitmap.width, bitmap.height]; Imager.TranslateT[context, [-inter.x1, -inter.y1]]; Imager.SetColor[context, Imager.black]; Imager.DoSave[context, DrawToBitmapContext]; CaptureBitmap[bitmap, CDBasics.BaseOfRect[inter]]; bitmap _ NIL; context _ NIL; }; }; }; END; --calls proc which may use context; mode and color are set to layer's need --call is suppressed if layer does not need drawing; this is default. --on recursive calls, the context may or may not include previous transformations --if ob is nil we don't know the size for the bitmap nor the clip region Κ ²˜codešœ,™,Kšœ Οmœ1™Kšžœžœžœ3™Ošžœžœžœžœ™K™IKšœžœ‚Οc™‘KšœžœF™Ošžœžœ™"K™š‘œžœ™ Kšœ™Kšœ™—K™š‘ œžœžœžœ™)Kšœžœ„™‰Kšœ.™.Kšžœžœ™7K™—K™š‘ œžœ&žœ ™GKšž™šžœžœžœž™(šžœžœžœžœ™(šžœ™ š œ žœžœžœžœ™"Kš œžœžœžœžœžœ™1Kšœžœ™Kšœžœ™—š žœžœžœ žœžœ™TKšœ.™.—Kšœ™—Kšžœ™—Kšžœ™—Kšžœ™—K™Kšœn™nKšœ?™?Kšœ'™'KšœB™BKšœ3™3Kšœ'™'Kšœ,™,Kšœ2™2Kšœ žœ™ Kšœ žœ™K™—K™—K™—Kšžœ™K™—š‘ œžœžœj˜‚KšœJ™JKšœE™EKšœQ™QKšž˜K˜š‘œžœ˜Kšž˜šžœžœžœ˜Kšœ4˜4Kšœ=˜=Kšœ˜—Kšœ;˜;Kšœ"˜"Kšžœ˜—K˜š žœžœžœžœžœ˜>Kšžœžœžœ3˜Ošžœžœžœžœ˜K™IKšœžœ‚’˜‘KšœžœF˜Ošžœžœ˜"K˜š‘œžœ˜,Kšœ"˜"Kšœ$˜$Kšœ&˜&Kšœ'žœ˜,Kšœf˜fKšœ4žœ˜FK˜—K˜Kšœ!˜!KšœR˜Ršžœ.žœžœž˜?šœžœ˜Kšœr˜rKšœ˜Kšœ˜Kšœ˜—Kšœ.˜.Kšžœžœ˜7Kšžœ˜—Kšœ˜K˜—K˜—K˜—Kšžœ˜K˜—K˜š‘ œž œžœ˜:Kšž˜Kšžœ˜K˜—š‘œž œ˜+Kšž˜Kšžœ˜—K˜Kšžœ˜K˜—…— 0Ξ