diff options
Diffstat (limited to 'src/Fl_Bitmap.cxx')
| -rw-r--r-- | src/Fl_Bitmap.cxx | 70 |
1 files changed, 66 insertions, 4 deletions
diff --git a/src/Fl_Bitmap.cxx b/src/Fl_Bitmap.cxx index f57f35256..272067ddf 100644 --- a/src/Fl_Bitmap.cxx +++ b/src/Fl_Bitmap.cxx @@ -1,5 +1,5 @@ // -// "$Id: Fl_Bitmap.cxx,v 1.5.2.4.2.6 2001/11/24 02:46:19 easysw Exp $" +// "$Id: Fl_Bitmap.cxx,v 1.5.2.4.2.7 2001/11/27 17:44:06 easysw Exp $" // // Bitmap drawing routines for the Fast Light Tool Kit (FLTK). // @@ -31,7 +31,54 @@ #include <FL/Fl_Bitmap.H> #include <string.h> -#ifdef WIN32 // Windows bitmask functions... +#ifdef __APPLE__ // MacOS bitmask functions +Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *array) { + Rect srcRect; + RgnHandle r = NewRgn(); + srcRect.left = 0; srcRect.right = w; + srcRect.top = 0; srcRect.bottom = h; + GrafPtr savePort; + GrafPtr newPort; + + GetPort(&savePort); // remember the current port + + newPort = CreateNewPort(); + + SetPortBounds(newPort, &srcRect); // make bitmap the size of the bounds that caller supplied + RectRgn( GetPortClipRegion(newPort, r), &srcRect ); + RectRgn( GetPortVisibleRegion(newPort, r), &srcRect ); + DisposeRgn(r); + + //++ rowBytes is size of row, it must be rounded up to an even number of bytes +// int rowBytes = newPort->portBits.rowBytes = (( w + 15 ) >> 4 ) << 1; +// int rowBytesSrc = (( w + 7 ) >> 3 ); +// newPort->portBits.baseAddr = NewPtr( rowBytes * h ); +// if ( !newPort->portBits.baseAddr ) +// { +// SetPort(savePort); +// ClosePort(newPort); +// DisposePtr((Ptr)newPort); +// return 0L; +// } +// +// static uchar reverse[16] = /* Bit reversal lookup table */ +// { 0x00, 0x88, 0x44, 0xcc, 0x22, 0xaa, 0x66, 0xee, +// 0x11, 0x99, 0x55, 0xdd, 0x33, 0xbb, 0x77, 0xff }; +// uchar *dst = (uchar*)newPort->portBits.baseAddr; +// const uchar *src = array; +// int rowPatch = ( rowBytes!=rowBytesSrc ) ? 1 : 0 ; +// for ( int j=0; j<h; j++,dst+=rowPatch ) +// for ( int i=0; i<rowBytesSrc; i++,src++ ) +// *dst++ = (reverse[*src & 0x0f] & 0xf0) | (reverse[(*src >> 4) & 0x0f] & 0x0f); + + SetPort(savePort); + return newPort; /* tell caller we succeeded! */ +} + +void fl_delete_bitmask(Fl_Bitmask id) { + if (id) DisposePort(id); +} +#elif defined(WIN32) // Windows bitmask functions... // 'fl_create_bitmap()' - Create a 1-bit bitmap for drawing... static Fl_Bitmask fl_create_bitmap(int w, int h, const uchar *data) { // we need to pad the lines out to words & swap the bits @@ -158,7 +205,7 @@ Fl_Bitmask fl_create_bitmask(int w, int h, const uchar *data) { void fl_delete_bitmask(Fl_Bitmask bm) { fl_delete_offscreen((Fl_Offscreen)bm); } -#endif // WIN32 +#endif // __APPLE__ void Fl_Bitmap::draw(int XP, int YP, int WP, int HP, int cx, int cy) { if (!array) { @@ -185,6 +232,20 @@ void Fl_Bitmap::draw(int XP, int YP, int WP, int HP, int cx, int cy) { // secret bitblt code found in old MSWindows reference manual: BitBlt(fl_gc, X, Y, W, H, tempdc, cx, cy, 0xE20746L); DeleteDC(tempdc); +#elif defined(__APPLE__) + if (!id) id = fl_create_bitmask(w(), h(), array); + GrafPtr dstPort; + GetPort( &dstPort ); + Rect dst; + dst.left = X; dst.right = X+W; + dst.top = Y; dst.bottom = Y+H; + CopyBits( + GetPortBitMapForCopyBits((GrafPtr)id), + GetPortBitMapForCopyBits(dstPort), + GetPortBounds((GrafPtr)id, 0), + &dst, + srcOr, + 0L); #else if (!id) id = fl_create_bitmask(w(), h(), array); @@ -277,6 +338,7 @@ Fl_Image *Fl_Bitmap::copy(int W, int H) { return new_image; } + // -// End of "$Id: Fl_Bitmap.cxx,v 1.5.2.4.2.6 2001/11/24 02:46:19 easysw Exp $". +// End of "$Id: Fl_Bitmap.cxx,v 1.5.2.4.2.7 2001/11/27 17:44:06 easysw Exp $". // |