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-rw-r--r--src/glut/glx/win32_util.c121
1 files changed, 121 insertions, 0 deletions
diff --git a/src/glut/glx/win32_util.c b/src/glut/glx/win32_util.c
new file mode 100644
index 0000000000..d00a24210b
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+++ b/src/glut/glx/win32_util.c
@@ -0,0 +1,121 @@
+
+/* Copyright (c) Nate Robins, 1997. */
+
+/* portions Copyright (c) Mark Kilgard, 1997, 1998. */
+
+/* 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 "glutint.h"
+#include "glutstroke.h"
+#include "glutbitmap.h"
+#if defined(__CYGWIN32__)
+typedef MINMAXINFO* LPMINMAXINFO;
+#else
+#include <sys/timeb.h>
+#endif
+
+/* The following added by Paul Garceau <pgarceau@teleport.com> */
+#if defined(__MINGW32__)
+#include <time.h>
+#include <windows.h>
+struct timeval;
+#endif
+
+extern StrokeFontRec glutStrokeRoman, glutStrokeMonoRoman;
+extern BitmapFontRec glutBitmap8By13, glutBitmap9By15, glutBitmapTimesRoman10, glutBitmapTimesRoman24, glutBitmapHelvetica10, glutBitmapHelvetica12, glutBitmapHelvetica18;
+
+int
+gettimeofday(struct timeval* tp, void* tzp)
+{
+ struct timeb tb;
+
+ ftime(&tb);
+ tp->tv_sec = tb.time;
+ tp->tv_usec = tb.millitm * 1000;
+
+ /* 0 indicates that the call succeeded. */
+ return 0;
+}
+
+/* To get around the fact that Microsoft DLLs only allow functions
+ to be exported and now data addresses (as Unix DSOs support), the
+ GLUT API constants such as GLUT_STROKE_ROMAN have to get passed
+ through a case statement to get mapped to the actual data structure
+ address. */
+void*
+__glutFont(void *font)
+{
+ switch((int)font) {
+ case (int)GLUT_STROKE_ROMAN:
+ return &glutStrokeRoman;
+ case (int)GLUT_STROKE_MONO_ROMAN:
+ return &glutStrokeMonoRoman;
+ case (int)GLUT_BITMAP_9_BY_15:
+ return &glutBitmap9By15;
+ case (int)GLUT_BITMAP_8_BY_13:
+ return &glutBitmap8By13;
+ case (int)GLUT_BITMAP_TIMES_ROMAN_10:
+ return &glutBitmapTimesRoman10;
+ case (int)GLUT_BITMAP_TIMES_ROMAN_24:
+ return &glutBitmapTimesRoman24;
+ case (int)GLUT_BITMAP_HELVETICA_10:
+ return &glutBitmapHelvetica10;
+ case (int)GLUT_BITMAP_HELVETICA_12:
+ return &glutBitmapHelvetica12;
+ case (int)GLUT_BITMAP_HELVETICA_18:
+ return &glutBitmapHelvetica18;
+ }
+ __glutFatalError("out of memory.");
+ /* NOTREACHED */
+}
+
+int
+__glutGetTransparentPixel(Display * dpy, XVisualInfo * vinfo)
+{
+ /* the transparent pixel on Win32 is always index number 0. So if
+ we put this routine in this file, we can avoid compiling the
+ whole of layerutil.c which is where this routine normally comes
+ from. */
+ return 0;
+}
+
+void
+__glutAdjustCoords(Window parent, int* x, int* y, int* width, int* height)
+{
+ RECT rect;
+
+ /* adjust the window rectangle because Win32 thinks that the x, y,
+ width & height are the WHOLE window (including decorations),
+ whereas GLUT treats the x, y, width & height as only the CLIENT
+ area of the window. */
+ rect.left = *x; rect.top = *y;
+ rect.right = *x + *width; rect.bottom = *y + *height;
+
+ /* must adjust the coordinates according to the correct style
+ because depending on the style, there may or may not be
+ borders. */
+ AdjustWindowRect(&rect, WS_CLIPSIBLINGS | WS_CLIPCHILDREN |
+ (parent ? WS_CHILD : WS_OVERLAPPEDWINDOW),
+ FALSE);
+ /* FALSE in the third parameter = window has no menu bar */
+
+ /* readjust if the x and y are offscreen */
+ if(rect.left < 0) {
+ *x = 0;
+ } else {
+ *x = rect.left;
+ }
+
+ if(rect.top < 0) {
+ *y = 0;
+ } else {
+ *y = rect.top;
+ }
+
+ *width = rect.right - rect.left; /* adjusted width */
+ *height = rect.bottom - rect.top; /* adjusted height */
+}
+