Fixed WIN32 setup. X11 setup verified.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3-porting@11101 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 31 insertions, 0 deletions

diff --git a/src/Fl_Bitmap.cxx b/src/Fl_Bitmap.cxx
index 6915377e3..27526a04a 100644
--- a/src/Fl_Bitmap.cxx
+++ b/src/Fl_Bitmap.cxx
@@ -117,6 +117,37 @@ void Fl_Bitmap::draw(int XP, int YP, int WP, int HP, int cx, int cy) {
   fl_graphics_driver->draw(this, XP, YP, WP, HP, cx, cy);
 }
 
+#if defined(WIN32)
+// TODO: move this code into the GDI driver in a sensible way
+// '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
+	// in each byte.
+	int w1 = (w + 7) / 8;
+	int w2 = ((w + 15) / 16) * 2;
+	uchar* newarray = new uchar[w2*h];
+	const uchar* src = data;
+	uchar* dest = newarray;
+	Fl_Bitmask bm;
+	static uchar reverse[16] =	/* Bit reversal lookup table */
+	{ 0x00, 0x88, 0x44, 0xcc, 0x22, 0xaa, 0x66, 0xee,
+	0x11, 0x99, 0x55, 0xdd, 0x33, 0xbb, 0x77, 0xff };
+
+	for (int y = 0; y < h; y++) {
+		for (int n = 0; n < w1; n++, src++)
+			*dest++ = (uchar)((reverse[*src & 0x0f] & 0xf0) |
+			(reverse[(*src >> 4) & 0x0f] & 0x0f));
+		dest += w2 - w1;
+	}
+
+	bm = CreateBitmap(w, h, 1, 1, newarray);
+
+	delete[] newarray;
+
+	return bm;
+}
+#endif
+
 int Fl_Bitmap::start(int XP, int YP, int WP, int HP, int &cx, int &cy, 
 		 int &X, int &Y, int &W, int &H)
 {