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Quartz.cc
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/*
File: Quartz.cc
Contains: Quartz core graphics interface for Newton.
Written by: The Newton OS group.
*/
#include "Quartz.h"
#include "Globals.h"
#include "Iterators.h"
#include "Lookup.h"
#include "View.h"
extern long gScreenHeight;
CGContextRef quartz;
const Rect gZeroRect = { 0, 0, 0, 0 };
/*------------------------------------------------------------------------------
P l a i n C F u n c t i o n I n t e r f a c e
------------------------------------------------------------------------------*/
extern "C" {
Ref FShapeBounds(RefArg inRcvr, RefArg inShape);
Ref FPictureBounds(RefArg inRcvr, RefArg inPicture);
}
Rect
RectInCG(const Rect * inRect)
{
Rect r;
r.top = gScreenHeight - inRect->top;
r.left = inRect->left;
r.bottom = gScreenHeight - inRect->bottom;
r.right = inRect->right;
return r;
}
static void
AddRoundedRectToPath(CGContextRef inContext, CGRect inRect, float ovalWidth, float ovalHeight)
{
if (ovalWidth == 0 || ovalHeight == 0)
CGContextAddRect(inContext, inRect);
else
{
float fw, fh;
CGContextSaveGState(inContext);
CGContextTranslateCTM(inContext, CGRectGetMinX(inRect), CGRectGetMinY(inRect));
CGContextScaleCTM(inContext, ovalWidth, ovalHeight);
fw = CGRectGetWidth(inRect) / ovalWidth;
fh = CGRectGetHeight(inRect) / ovalHeight;
CGContextMoveToPoint(inContext, fw, fh/2);
CGContextAddArcToPoint(inContext, fw, fh, fw/2, fh, 1);
CGContextAddArcToPoint(inContext, 0, fh, 0, fh/2, 1);
CGContextAddArcToPoint(inContext, 0, 0, fw/2, 0, 1);
CGContextAddArcToPoint(inContext, fw, 0, fw, fh/2, 1);
CGContextClosePath(inContext);
CGContextRestoreGState(inContext);
}
}
void
FillRoundedRect(CGContextRef inContext, CGRect inRect, float inOvalWidth)
{
CGContextBeginPath(inContext);
AddRoundedRectToPath(inContext, inRect, inOvalWidth, inOvalWidth);
CGContextFillPath(inContext);
}
void
StrokeRoundedRect(CGContextRef inContext, CGRect inRect, float inOvalWidth)
{
CGContextBeginPath(inContext);
AddRoundedRectToPath(inContext, inRect, inOvalWidth, inOvalWidth);
CGContextStrokePath(inContext);
}
#pragma mark -
/*------------------------------------------------------------------------------
C P i x e l O b j
A class to convert 1-bit bitmaps to pixel maps.
------------------------------------------------------------------------------*/
typedef struct
{
long baseAddr; // +00
short rowBytes; // +04 // pads to long
short reserved1;
Rect bounds; // +08
char data[]; // +10
} FramBitmap;
class CPixelObj
{
public:
CPixelObj();
~CPixelObj();
void init(RefArg inBitmap);
void init(RefArg inBitmap, BOOL);
Ref getFramBitmap(void);
PixelMap * framBitmapToPixMap(const FramBitmap * inFramBits);
//private:
RefVar fBitmapRef; // +00
PixelMap fPixmap; // +04
PixelMapPtr fPixPtr; // +20
PixelMapPtr fMaskPtr; // +24
UChar * fColorTable;// +28
long fBitDepth; // +2C
BOOL fIsLocked; // +30
};
CPixelObj::CPixelObj()
{
fBitDepth = kOneBitDepth;
fColorTable = NULL;
fIsLocked = NO;
fPixPtr = &fPixmap;
}
CPixelObj::~CPixelObj()
{
if (fColorTable)
DisposePtr((Ptr)fColorTable);
if (fIsLocked)
UnlockRef(fBitmapRef);
}
void
CPixelObj::init(RefArg inBitmap)
{
fBitmapRef = inBitmap;
if (IsInstance(inBitmap, SYMpicture))
throw2(exGraf, -8803);
if (IsFrame(inBitmap))
{
if (IsInstance(inBitmap, SYMbitmap))
{
RefVar colorData(GetFrameSlot(inBitmap, RSYM(colorData)));
if (ISNIL(colorData))
fBitmapRef = GetFrameSlot(inBitmap, RSYM(data));
else
fBitmapRef = getFramBitmap();
}
else
fBitmapRef = getFramBitmap();
}
LockRef(fBitmapRef);
fIsLocked = YES;
if (IsInstance(fBitmapRef, SYMpixels))
fPixPtr = (PixelMap *) BinaryData(fBitmapRef);
else
fPixPtr = framBitmapToPixMap((const FramBitmap *) BinaryData(fBitmapRef));
}
void
CPixelObj::init(RefArg inBitmap, BOOL inHuh)
{
BOOL isPixelData = NO;
fBitmapRef = inBitmap;
fMaskPtr = NULL;
if (IsInstance(inBitmap, SYMpicture))
throw2(exGraf, -8803);
RefVar bits(GetFrameSlot(inBitmap, SYMdata));
if (NOTNIL(bits))
isPixelData = IsInstance(bits, SYMpixels);
LockRef(fBitmapRef);
fIsLocked = YES;
if (isPixelData)
fPixPtr = (PixelMap *) BinaryData(fBitmapRef);
else
{
bits = GetFrameSlot(inBitmap, SYMmask);
if (NOTNIL(bits))
{
CObjectPtr obj(bits);
fMaskPtr = framBitmapToPixMap((const FramBitmap *) (char *) obj);
}
if (inHuh || fMaskPtr == NULL)
fPixPtr = framBitmapToPixMap((const FramBitmap *) BinaryData(getFramBitmap()));
}
}
Ref
CPixelObj::getFramBitmap(void)
{
RefVar framBitmap;
RefVar colorTable;
RefVar colorData(GetFrameSlot(fBitmapRef, SYMcolorData));
if (ISNIL(colorData))
framBitmap = GetFrameSlot(fBitmapRef, RSYM(bits));
else
{
GrafPtr thePort;
GetPort(&thePort);
long portDepth = 8; // for CG grayscale; PixelDepth(&thePort->portBits);
if (IsArray(colorData))
{
long maxDepth = 32767; // improbably large number
long minDepth = 0;
CObjectIterator iter(colorData);
for ( ; !iter.done(); iter.next())
{
long bitDepth = RINT(GetFrameSlot(iter.value(), SYMbitDepth));
if (bitDepth == portDepth)
{
fBitDepth = bitDepth;
framBitmap = GetFrameSlot(iter.value(), SYMcBits);
colorTable = GetFrameSlot(iter.value(), SYMcolorTable);
}
else if ((portDepth < bitDepth && bitDepth < maxDepth && (maxDepth = bitDepth, 1))
|| (maxDepth == 32767 && portDepth > bitDepth && bitDepth > minDepth && (minDepth = bitDepth, 1)))
{
fBitDepth = bitDepth;
framBitmap = GetFrameSlot(iter.value(), SYMcBits);
colorTable = GetFrameSlot(iter.value(), SYMcolorTable);
}
}
}
else
{
fBitDepth = RINT(GetFrameSlot(colorData, SYMbitDepth));
framBitmap = GetFrameSlot(colorData, SYMcBits);
colorTable = GetFrameSlot(colorData, SYMcolorTable);
}
if (fBitDepth > 1 && NOTNIL(colorTable))
{
CObjectPtr obj(colorTable);
long numOfColors = Length(colorTable); // r7
size_t colorTableSize = 1 << fBitDepth; // r6
fColorTable = (UChar *) NewPtr(colorTableSize);
if (fColorTable)
{
/* // INCOMPLETE
for (int i = 0; i < numOfColors; i++)
fColorTable[i] = RGBtoGray(, fBitDepth, fBitDepth);
*/ }
}
}
return framBitmap;
}
PixelMap *
CPixelObj::framBitmapToPixMap(const FramBitmap * inBitmap)
{
fPixPtr->baseAddr = (Ptr) inBitmap->data;
fPixPtr->rowBytes = inBitmap->rowBytes;
fPixPtr->bounds = inBitmap->bounds;
fPixPtr->pixMapFlags = kPixMapPtr + fBitDepth;
fPixPtr->deviceRes.h =
fPixPtr->deviceRes.v = kDefaultDPI;
fPixPtr->grayTable = fColorTable;
if (fColorTable)
fPixPtr->pixMapFlags |= kPixMapGrayTable;
return fPixPtr;
}
#pragma mark -
/*------------------------------------------------------------------------------
D r a w i n g
------------------------------------------------------------------------------*/
BOOL
IsStyleFrame(RefArg inObj)
{
return EQRef(ClassOf(inObj), SYMframe);
}
#if 0
struct SaveLevel
{
SaveLevel * init(SaveLevel * inLevel);
SaveLevel * f00;
long f04;
long f08;
long f0C;
};
SaveLevel *
SaveLevel::init(SaveLevel * inLevel)
{
f00 = inLevel;
f04 = 0;
f08 = 0;
f0C = 0;
return this;
}
class CPattern
{
public:
CPattern();
~CPattern();
BOOL getFillPattern(RefArg inPat, BOOL);
private:
PatternHandle fPattern; // +00
BOOL fGotPattern; // +04
BOOL f05; // +05
};
inline
CPattern::CPattern()
{ fPattern = NULL; fGotPattern = NO; f05 = YES; }
CPattern::~CPattern()
{
if (fGotPattern)
{
if (f05 && fPattern == GetFgPattern())
SetFgPattern(GetStdPattern(blackPat));
DisposePattern(fPattern);
}
}
BOOL
CPattern::getFillPattern(RefArg inPatNo, BOOL inHuh)
{
BOOL result = inHuh;
if (NOTNIL(inPatNo))
result = GetPattern(inPatNo, &fGotPattern, &fPattern, inHuh);
return result;
}
#pragma mark -
typedef struct
{
RefStruct f00;
long f04;
} StyleCache;
class CSaveStyle
{
public:
CSaveStyle();
~CSaveStyle();
BOOL setStyle(RefArg inStyle, Point inPt, long inHuh);
void beginLevel(SaveLevel * inLevel);
void endLevel(void);
StyleCache * lookupCache(void);
private:
long f04;
CPattern f0C;
CPattern f14;
CPattern f1C;
RefStruct f2C;
SaveLevel * f30;
SaveLevel f34;
long f44;
long f48;
GrafPtr f4C;
RefStruct f50;
StyleCache f54[3];
long f6C;
// size +70
};
CSaveStyle::CSaveStyle()
{
GetPort(&f4C);
f50 = MAKEINT(-1);
f34.init(NULL);
f30 = &f34;
f44 = 0;
f48 = 0;
f04 = 0;
f6C = 0;
}
CSaveStyle::~CSaveStyle()
{
endLevel();
}
BOOL
CSaveStyle::setStyle(RefArg inStyle, Point inPt, long inHuh)
{
if (EQ(inStyle, f50))
return YES;
// ITÕS A WHOPPER
}
void
CSaveStyle::beginLevel(SaveLevel * inLevel)
{
f30 = inLevel->init(f30);
}
void
CSaveStyle::endLevel(void)
{
#if 0
if (f30->f0C & 0x01)
{
CQDScaler::stopScaling();
f48--;
}
if (f30->f0C & 0x02)
{
CQDScaler::replaceClip(f30->f04, NULL, 0);
DisposeRgn(f30->f04);
f30 = f30->f00; // next?
}
#endif
}
StyleCache *
CSaveStyle::lookupCache(void)
{
for (int i = 0; i < 3; i++)
{
if (EQ(f50, f54[i].f00))
return &f54[i];
}
StyleCache * result = &f54[f6C];
if (++f6C >= 3)
f6C = 0;
result->f00 = f50;
result->f04 = -1;
return result;
}
void
MakeSimpleStyle(RefArg inFamily, long inSize, long inFace)
{
#if 0
RefStruct sp;
PatternHandle pat = NULL; // sp1C
;
sp = inFontSpec;
style->f00 = new RefStruct(sp00);
sp.f04 = inArg1;
sp.f08 = inArg2;
sp.f0C = 0;
sp.f10 = 0;
sp.f14 = 0;
if (pat)
DisposePattern(pat);
#endif
}
typedef struct
{
PixelMap pix;
char pat[8];
} SimplePattern;
PatternHandle
MakeSimplePattern(long inBits0, long inBits1, long inBits2, long inBits3, long inBits4, long inBits5, long inBits6, long inBits7)
{
PatternHandle pat = (PatternHandle) NewHandle(sizeof(SimplePattern));
if (pat)
{
PixelMap * pixmap = *pat;
pixmap->baseAddr = (Ptr) offsetof(SimplePattern, pat); // actually an offset, obviously
pixmap->rowBytes = 1;
SetRect(&pixmap->bounds, 0, 0, 8, 8);
pixmap->pixMapFlags = kPixMapOffset + kOneBitDepth;
pixmap->deviceRes.h =
pixmap->deviceRes.v = kDefaultDPI;
pixmap->grayTable = NULL;
((SimplePattern*)pixmap)->pat[0] = inBits0;
((SimplePattern*)pixmap)->pat[1] = inBits1;
((SimplePattern*)pixmap)->pat[2] = inBits2;
((SimplePattern*)pixmap)->pat[3] = inBits3;
((SimplePattern*)pixmap)->pat[4] = inBits4;
((SimplePattern*)pixmap)->pat[5] = inBits5;
((SimplePattern*)pixmap)->pat[6] = inBits6;
((SimplePattern*)pixmap)->pat[7] = inBits7;
}
return pat;
}
PatternHandle
MakeSimplePattern(const char * inBits)
{
PatternHandle pat = (PatternHandle) NewHandle(sizeof(SimplePattern));
if (pat)
{
PixelMap * pixmap = *pat;
pixmap->baseAddr = (Ptr) offsetof(SimplePattern, pat); // actually an offset, obviously
pixmap->rowBytes = 1;
SetRect(&pixmap->bounds, 0, 0, 8, 8);
pixmap->pixMapFlags = kPixMapOffset + kOneBitDepth;
pixmap->deviceRes.h =
pixmap->deviceRes.v = kDefaultDPI;
pixmap->grayTable = NULL;
BlockMove(inBits, &((SimplePattern*)pixmap)->pat, 8);
}
return pat;
}
#else
typedef void CSaveStyle;
#endif
#pragma mark -
/*------------------------------------------------------------------------------
F u n c t i o n P r o t o t y p e s
------------------------------------------------------------------------------*/
void DrawPicture(char * inPicture, size_t inPictureSize, CGRect inRect);
void DrawBitmap(RefArg inBitmap, CGRect inRect);
void DrawShape(RefArg inShape, RefArg inStyle, CGPoint inPt);
void DrawShapeList(RefArg inShapes, CSaveStyle * inStyle, CGPoint inPt);
void DrawOneShape(RefArg inShape, CSaveStyle * inStyle, CGPoint inPt);
/*------------------------------------------------------------------------------
Draw a picture.
Determine what kind of data is inIcon -
PNG data
Newton bitmap
Newton shape
Args: inIcon
inFrame
inJustify
Return: --
------------------------------------------------------------------------------*/
// Read image size from PNG data.
typedef struct
{
ULong length;
char id[4];
ULong width;
ULong height;
UChar bitDepth;
UChar colorType;
UChar compressionMethod;
UChar filterMethod;
UChar interlaceMethod;
} PNGchunkIHDR;
ULong
PNGgetULong(const char * inData)
{
return ((ULong)(*inData) << 24)
+ ((ULong)(*(inData + 1)) << 16)
+ ((ULong)(*(inData + 2)) << 8)
+ (ULong)(*(inData + 3));
}
Rect *
PictureBounds(const char * inData, Rect * outRect)
{
if (memcmp(inData, "\x89PNG", 4) != 0)
ThrowMsg("picture is not PNG");
ULong chunkLength;
for (inData += 8; (chunkLength = PNGgetULong(inData)) != 0; inData += chunkLength)
{
if (memcmp(inData+4, "IHDR", 4) == 0)
{
if (chunkLength != 13)
ThrowMsg("invalid PNG IHDR chunk");
outRect->left = 0;
outRect->top = 0;
outRect->right = PNGgetULong(inData+8);
outRect->bottom = PNGgetULong(inData+12);
break;
}
}
return outRect;
}
Ref
FPictureBounds(RefArg inRcvr, RefArg inPicture)
{
Rect bounds;
CDataPtr picData(inPicture);
return ToObject(PictureBounds(picData, &bounds));
}
BOOL
IsPrimShape(RefArg inShape)
{
if (ISPTR(inShape))
{
RefVar shapeClass(ClassOf(inShape));
return EQRef(shapeClass, SYMrectangle)
|| EQRef(shapeClass, SYMline)
|| EQRef(shapeClass, SYMtextBox)
|| EQRef(shapeClass, SYMink)
|| EQRef(shapeClass, SYMroundRectangle)
|| EQRef(shapeClass, SYMoval)
|| EQRef(shapeClass, SYMbitmap)
||(EQRef(shapeClass, SYMpicture) && IsFrame(inShape))
|| EQRef(shapeClass, SYMpolygon)
|| EQRef(shapeClass, SYMwedge)
|| EQRef(shapeClass, SYMregion)
|| EQRef(shapeClass, SYMtext);
}
return NO;
}
Rect *
ShapeBounds(RefArg inShape, Rect * outRect)
{
RefVar shapeClass(ClassOf(inShape));
if (IsArray(inShape))
{
Rect shapeRect;
*outRect = gZeroRect;
CObjectIterator iter(inShape);
for ( ; !iter.done(); iter.next())
{
if (NOTNIL(iter.value()) && !IsStyleFrame(iter.value()))
UnionRect(ShapeBounds(iter.value(), &shapeRect), outRect, outRect);
}
}
else
{
//L64
if (EQRef(shapeClass, SYMregion))
;
//L92
else if (EQRef(shapeClass, SYMink))
;
//L125
else if (EQRef(shapeClass, SYMpolygon))
;
//L165
else if (IsPrimShape(inShape))
{
RefVar boundsFrame;
//L175
if (EQRef(shapeClass, SYMbitmap)
|| EQRef(shapeClass, SYMpicture)
|| EQRef(shapeClass, SYMtext))
boundsFrame = GetProtoVariable(inShape, RSYM(bounds));
else
boundsFrame = inShape;
//L222
CDataPtr data(boundsFrame);
*outRect = *(Rect *) (char *) data;
// fix up line bounds so itÕs always a non-empty rect
if ( EQRef(shapeClass, SYMline))
{
short swap;
if (outRect->bottom == outRect->top)
outRect->bottom++;
else if (outRect->bottom < outRect->top)
{
swap = outRect->top;
outRect->top = outRect->bottom;
outRect->bottom = swap;
}
if (outRect->right == outRect->left)
outRect->right++;
else if (outRect->right < outRect->left)
{
swap = outRect->left;
outRect->left = outRect->right;
outRect->right = swap;
}
}
}
else
throw2(exGraf, -8804);
}
return outRect;
}
Ref
FShapeBounds(RefArg inRcvr, RefArg inShape)
{
Rect bounds;
return ToObject(ShapeBounds(inShape, &bounds));
}
void
DrawPicture(RefArg inIcon, const Rect * inFrame, ULong inJustify /*, long inTransferMode*/)
{
Rect iconRect;
if (IsBinary(inIcon) && EQRef(ClassOf(inIcon), SYMpicture))
{
CDataPtr iconData(inIcon);
DrawPicture(iconData, Length(inIcon), Justify(PictureBounds(iconData, &iconRect), inFrame, inJustify));
}
else if (IsFrame(inIcon) && !IsInstance(inIcon, SYMbitmap)
&& (FrameHasSlot(inIcon, SYMbits) || FrameHasSlot(inIcon, SYMcolorData)))
{
RefVar iconBounds(GetFrameSlot(inIcon, SYMbounds));
if (!FromObject(iconBounds, &iconRect))
ThrowMsg("bad pictBounds frame");
DrawBitmap(inIcon, Justify(&iconRect, inFrame, inJustify));
}
else
{
CGRect shapeRect;
if (inJustify)
shapeRect = Justify(ShapeBounds(inIcon, &iconRect), inFrame, inJustify);
else
shapeRect = CGRectMake(inFrame->left, inFrame->bottom, RectGetWidth(inFrame), RectGetHeight(inFrame));
RefVar style(AllocateFrame());
//Ref mode = MAKEINT(inTransferMode);
//SetFrameSlot(style, RSYM(transferMode), RARG(mode));
DrawShape(inIcon, style, shapeRect.origin);
}
}
/*------------------------------------------------------------------------------
Draw a PNG picture.
Pictures are always PNGs in Newton 3.0.
Args: inPicture
inPictureSize
inRect
Return: --
------------------------------------------------------------------------------*/
void
DrawPicture(char * inPicture, size_t inPictureSize, CGRect inRect)
{
CGDataProviderRef source = CGDataProviderCreateWithData(NULL, inPicture, inPictureSize, NULL);
CGImageRef image = CGImageCreateWithPNGDataProvider(source, NULL, true, kCGRenderingIntentDefault);
CGContextDrawImage(quartz, inRect, image);
CGImageRelease(image);
}
/*------------------------------------------------------------------------------
Draw a bitmap.
Args: inBitmap
inRect
Return: --
------------------------------------------------------------------------------*/
const unsigned char colorTable1bit[] = { 0xFF, 0x00 };
const unsigned char colorTable2bit[] = { 0xFF, 0xAA, 0x55, 0x00 };
const unsigned char colorTable4bit[] = { 0xFF, 0xEE, 0xDD, 0xCC, 0xBB, 0xAA, 0x99, 0x88,
0x77, 0x66, 0x55, 0x44, 0x33, 0x22, 0x11, 0x00 };
const unsigned char * colorTable[5] = { NULL, colorTable1bit, colorTable2bit, NULL, colorTable4bit };
const size_t lastIndex[5] = { 0, 1, 3, 0, 15 };
void
DrawBitmap(RefArg inBitmap, CGRect inRect)
{
CPixelObj pix;
newton_try
{
pix.init(inBitmap);
size_t pixmapWidth = pix.fPixPtr->bounds.right - pix.fPixPtr->bounds.left;
size_t pixmapHeight = pix.fPixPtr->bounds.bottom - pix.fPixPtr->bounds.top;
if (inRect.size.width == 0.0)
{
inRect.size.width = pixmapWidth;
inRect.size.height = pixmapHeight;
}
CGImageRef image = NULL;
// CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceGray();
CGColorSpaceRef colorSpace = CGColorSpaceCreateIndexed(CGColorSpaceCreateDeviceGray(), lastIndex[pix.fBitDepth], colorTable[pix.fBitDepth]);
CGDataProviderRef source = CGDataProviderCreateWithData(NULL, pix.fPixPtr->baseAddr, pixmapHeight * pix.fPixPtr->rowBytes, NULL);
if (source != NULL)
{
image = CGImageCreate(pixmapWidth, pixmapHeight, pix.fBitDepth, pix.fBitDepth, pix.fPixPtr->rowBytes,
colorSpace, kCGImageAlphaNone, source,
NULL, true, kCGRenderingIntentDefault);
CGDataProviderRelease(source);
}
CGColorSpaceRelease(colorSpace);
CGContextDrawImage(quartz, inRect, image);
CGImageRelease(image);
}
newton_catch_all
{
pix.~CPixelObj();
}
end_try;
}
/*------------------------------------------------------------------------------
Draw a shape.
Args: inShape
inStyle
inPt
Return: --
------------------------------------------------------------------------------*/
void
DrawShape(RefArg inShape, RefArg inStyle, CGPoint inPt)
{
CSaveStyle theStyle;
CGContextSaveGState();
if (theStyle.setStyle(inStyle, inPt, 0))
{
SaveLevel level;
theStyle.beginLevel(&level);
unwind_protect
{
DrawShapeList(inShape, &theStyle, inPt);
}
on_unwind
{
theStyle.endLevel();
CGContextRestoreGState();
}
end_unwind;
}
}
/*------------------------------------------------------------------------------
Draw a shape list.
Args: inShapes
inStyle
inPt
Return: --
------------------------------------------------------------------------------*/
void
DrawShapeList(RefArg inShapes, CSaveStyle * inStyle, CGPoint inPt)
{
if (IsArray(inShapes))
{
BOOL hasNoStyle = NO;
CObjectIterator iter(inShapes);
for ( ; !iter.done(); iter.next())
{
if (IsStyleFrame(iter.value()) || ISNIL(iter.value()))
hasNoStyle = !inStyle.setStyle(iter.value(), inPt, 0);
else if (!hasNoStyle)
{
if (IsArray(shape))
{
RefVar oldStyle(inStyle->f50);
SaveLevel level;
inStyle->beginLevel(&level);
unwind_protect
{
DrawShapeList(shape, inStyle, inPt);
inStyle->setStyle(oldStyle, inPt, 1);
}
on_unwind
{
inStyle->endLevel();
}
end_unwind;
}
else
DrawOneShape(shape, inStyle, inPt);
}
}
}
else
DrawOneShape(inShapes, inStyle, inPt);
}
/*------------------------------------------------------------------------------
Draw a shape.
Args: inShape
inStyle
inPt
Return: --
------------------------------------------------------------------------------*/
void
DrawOneShape(RefArg inShape, CSaveStyle * inStyle, CGPoint inPt)
{
// r7 = inShape
// r4 = inStyle
// r5 = inPt
//sp-08
FuncPtr sp = OffsetRect;
if (inStyle->f01 && inStyle->f0C == NULL)
SetFgPattern(GetStdPattern(blackPat));
//sp-10
Rect bounds; // sp00
RefVar sp0C(inShape);
long sp08 = 0;
Ref shapeClass(ClassOf(inShape)); // r6
ShapeBounds(inShape, &bounds);
if (inStyle->f48 == 0)
OffsetRect(&bounds, inPt.h, inPt.v);
//L45
//sp-08
if (inStyle->f44 != 0)
{
// trivial rejection
GrafPtr thePort;
GetPort(&thePort);
if (!Intersects(bounds, thePort->clipRgn.rgnBBox))
return;
}
//L69
r10 = &inStyle->f14
if (EQRef(shapeClass, SYMrectangle))
{
r9 = PaintRect
r1 = FrameRect
//L422
sp1C = r1
if (r9)
{
sp-14
CDataPtr sp10(sp28);
char * r7 = sp10; // via operator
r8 = 0;
if ()
{
}
//L862
if (sp24 && r8 == NULL)
r7 = r8 = NewFakeHandle(r7, Length(sp28));
newton_try
{
if (inStyle->f48 == 0)
sp98(r7, inPt.h, inPt.v);
//L893
if (inStyle->f01)
r9(r7);
if (inStyle->f00)
{
r0 = *r10;
if (r0 == 0)
r0 = GetStdPattern(blackPat);
SetFgPattern(r0);
sp9C(r7);
}
//L909
if (inStyle->f48 == 0)
sp98(r7, -inPt.h, -inPt.v);
//L921
if (r8)
DisposeHandle(r8);
}
cleanup
{
sp7C.~CDataPtr();
}
end_try;
}
//L931
}
else if (EQRef(shapeClass, SYMline))