+/*
+ * DOS/DJGPP Mesa Utility Toolkit
+ * Version: 1.0
+ *
+ * Copyright (C) 2005 Daniel Borca All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * DANIEL BORCA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
-/* Copyright (c) Mark J. Kilgard, 1994. */
+
+#include "internal.h"
-/* This program is freely distributable without licensing fees
- and is provided without guarantee or warrantee expressed or
- implied. This program is -not- in the public domain. */
-#include "glutbitmap.h"
+void APIENTRY
+glutBitmapCharacter (void *font, int c)
+{
+ const GLUTBitmapFont *bfp = _glut_font(font);
+ const GLUTBitmapChar *bcp;
+
+ if (c >= bfp->num || !(bcp = bfp->table[c]))
+ return;
+
+ glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
+
+ glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
+ glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+ glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
+ glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+ glBitmap(bcp->width, bcp->height, bcp->xorig, bcp->yorig,
+ bcp->xmove, 0, bcp->bitmap);
+
+ glPopClientAttrib();
+}
+
+
+void APIENTRY
+glutBitmapString (void *font, const unsigned char *string)
+{
+ const GLUTBitmapFont *bfp = _glut_font(font);
+ const GLUTBitmapChar *bcp;
+ unsigned char c;
+
+ glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
+
+ glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
+ glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
+ glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+ glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
+ glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
+ glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+ while ((c = *(string++))) {
+ if (c < bfp->num && (bcp = bfp->table[c]))
+ glBitmap(bcp->width, bcp->height, bcp->xorig,
+ bcp->yorig, bcp->xmove, 0, bcp->bitmap);
+ }
+
+ glPopClientAttrib();
+}
-void APIENTRY
-glutBitmapCharacter(GLUTbitmapFont font, int c)
+
+int APIENTRY
+glutBitmapWidth (void *font, int c)
+{
+ const GLUTBitmapFont *bfp = _glut_font(font);
+ const GLUTBitmapChar *bcp;
+
+ if (c >= bfp->num || !(bcp = bfp->table[c]))
+ return 0;
+
+ return bcp->xmove;
+}
+
+
+int APIENTRY
+glutBitmapLength (void *font, const unsigned char *string)
{
- const BitmapCharRec *ch;
- BitmapFontPtr fontinfo;
- GLint swapbytes, lsbfirst, rowlength;
- GLint skiprows, skippixels, alignment;
-
-#if defined(_WIN32)
- fontinfo = (BitmapFontPtr) __glutFont(font);
-#else
- fontinfo = (BitmapFontPtr) font;
-#endif
-
- if (c < fontinfo->first ||
- c >= fontinfo->first + fontinfo->num_chars)
- return;
- ch = fontinfo->ch[c - fontinfo->first];
- if (ch) {
- /* Save current modes. */
- glGetIntegerv(GL_UNPACK_SWAP_BYTES, &swapbytes);
- glGetIntegerv(GL_UNPACK_LSB_FIRST, &lsbfirst);
- glGetIntegerv(GL_UNPACK_ROW_LENGTH, &rowlength);
- glGetIntegerv(GL_UNPACK_SKIP_ROWS, &skiprows);
- glGetIntegerv(GL_UNPACK_SKIP_PIXELS, &skippixels);
- glGetIntegerv(GL_UNPACK_ALIGNMENT, &alignment);
- /* Little endian machines (DEC Alpha for example) could
- benefit from setting GL_UNPACK_LSB_FIRST to GL_TRUE
- instead of GL_FALSE, but this would require changing the
- generated bitmaps too. */
- glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
- glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
- glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
- glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
- glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
- glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
- glBitmap(ch->width, ch->height, ch->xorig, ch->yorig,
- ch->advance, 0, ch->bitmap);
- /* Restore saved modes. */
- glPixelStorei(GL_UNPACK_SWAP_BYTES, swapbytes);
- glPixelStorei(GL_UNPACK_LSB_FIRST, lsbfirst);
- glPixelStorei(GL_UNPACK_ROW_LENGTH, rowlength);
- glPixelStorei(GL_UNPACK_SKIP_ROWS, skiprows);
- glPixelStorei(GL_UNPACK_SKIP_PIXELS, skippixels);
- glPixelStorei(GL_UNPACK_ALIGNMENT, alignment);
- }
+ const GLUTBitmapFont *bfp = _glut_font(font);
+ const GLUTBitmapChar *bcp;
+ unsigned char c;
+ int length = 0;
+
+ while ((c = *(string++))) {
+ if (c < bfp->num && (bcp = bfp->table[c]))
+ length += bcp->xmove;
+ }
+
+ return length;
+}
+
+
+int APIENTRY
+glutBitmapHeight (void *font)
+{
+ const GLUTBitmapFont *bfp = _glut_font(font);
+
+ return bfp->height;
}