Import Tk 8.6.6 (as of svn r86089)

xlib/ximage.c

@@ -0,0 +1,69 @@
+/*
+ * ximage.c --
+ *
+ *	X bitmap and image routines.
+ *
+ * Copyright (c) 1995 Sun Microsystems, Inc.
+ *
+ * See the file "license.terms" for information on usage and redistribution of
+ * this file, and for a DISCLAIMER OF ALL WARRANTIES.
+ */
+
+#include "tkInt.h"
+
+/*
+ *----------------------------------------------------------------------
+ *
+ * XCreateBitmapFromData --
+ *
+ *	Construct a single plane pixmap from bitmap data.
+ *
+ *	NOTE: This procedure has the correct behavior on Windows and the
+ *	Macintosh, but not on UNIX. This is probably because the emulation for
+ *	XPutImage on those platforms compensates for whatever is wrong here
+ *	:-)
+ *
+ * Results:
+ *	Returns a new Pixmap.
+ *
+ * Side effects:
+ *	Allocates a new bitmap and drawable.
+ *
+ *----------------------------------------------------------------------
+ */
+
+Pixmap
+XCreateBitmapFromData(
+    Display *display,
+    Drawable d,
+    _Xconst char *data,
+    unsigned int width,
+    unsigned int height)
+{
+    XImage *ximage;
+    GC gc;
+    Pixmap pix;
+
+    pix = Tk_GetPixmap(display, d, (int) width, (int) height, 1);
+    gc = XCreateGC(display, pix, 0, NULL);
+    if (gc == NULL) {
+	return None;
+    }
+    ximage = XCreateImage(display, NULL, 1, XYBitmap, 0, (char*) data, width,
+	    height, 8, (width + 7) / 8);
+    ximage->bitmap_bit_order = LSBFirst;
+    _XInitImageFuncPtrs(ximage);
+    TkPutImage(NULL, 0, display, pix, gc, ximage, 0, 0, 0, 0, width, height);
+    ximage->data = NULL;
+    XDestroyImage(ximage);
+    XFreeGC(display, gc);
+    return pix;
+}
+
+/*
+ * Local Variables:
+ * mode: c
+ * c-basic-offset: 4
+ * fill-column: 78
+ * End:
+ */