/*
- * freeglut_state_mswin.c
+ * fg_state_mswin.c
*
* The Windows-specific state query methods.
*
* and the window rect from the client area given the style of the window
* (or a valid window pointer from which the style can be queried).
*/
-extern void fghGetClientArea( RECT *clientRect, const SFG_Window *window, BOOL wantPosOutside );
+extern void fghGetClientArea( RECT *clientRect, const SFG_Window *window, BOOL posIsOutside );
extern void fghGetStyleFromWindow( const SFG_Window *window, DWORD *windowStyle, DWORD *windowExStyle );
extern void fghComputeWindowRectFromClientArea_UseStyle( RECT *clientRect, const DWORD windowStyle, const DWORD windowExStyle, BOOL posIsOutside );
return returnValue;
case GLUT_WINDOW_BUFFER_SIZE:
- returnValue = 1 ; /* TODO????? */
- return returnValue;
+ {
+ PIXELFORMATDESCRIPTOR pfd;
+ HDC hdc = fgStructure.CurrentWindow->Window.pContext.Device;
+ int iPixelFormat = GetPixelFormat( hdc );
+ DescribePixelFormat(hdc, iPixelFormat, sizeof(PIXELFORMATDESCRIPTOR), &pfd);
+
+ returnValue = pfd.cColorBits;
+ if (pfd.iPixelType==PFD_TYPE_RGBA)
+ returnValue += pfd.cAlphaBits;
+
+ return returnValue;
+ }
case GLUT_WINDOW_STENCIL_SIZE:
- returnValue = 0 ; /* TODO????? */
+ glGetIntegerv ( GL_STENCIL_BITS, &returnValue );
return returnValue;
case GLUT_WINDOW_X:
case GLUT_WINDOW_Y:
{
/*
- * There is considerable confusion about the "right thing to
- * do" concerning window size and position. GLUT itself is
- * not consistent between Windows and UNIX/X11; since
- * platform independence is a virtue for "freeglut", we
- * decided to break with GLUT's behaviour.
- *
- * Under UNIX/X11, it is apparently not possible to get the
- * window border sizes in order to subtract them off the
- * window's initial position until some time after the window
- * has been created. Therefore we decided on the following
- * behaviour, both under Windows and under UNIX/X11:
+ * NB:
* - When you create a window with position (x,y) and size
* (w,h), the upper left hand corner of the outside of the
* window is at (x,y) and the size of the drawable area is
break;
case GLUT_WINDOW_WIDTH:
- return fgStructure.CurrentWindow->State.Width;
case GLUT_WINDOW_HEIGHT:
- return fgStructure.CurrentWindow->State.Height;
+ {
+ RECT winRect;
+ freeglut_return_val_if_fail( fgStructure.CurrentWindow != NULL, 0 );
+
+ GetClientRect( fgStructure.CurrentWindow->Window.Handle, &winRect);
+
+ switch( eWhat )
+ {
+ case GLUT_WINDOW_WIDTH: return winRect.right-winRect.left;
+ case GLUT_WINDOW_HEIGHT: return winRect.bottom-winRect.top;
+ }
+ }
+ break;
case GLUT_WINDOW_BORDER_WIDTH :
case GLUT_WINDOW_BORDER_HEIGHT :
/* Get style of window, or default style */
fghGetStyleFromWindow( fgStructure.CurrentWindow, &windowStyle, &windowExStyle );
- /* Get client area if any window */
+ /* Get client area if we have a current window, else use dummy rect */
+ /* Also get window rect (including non-client area) */
if (fgStructure.CurrentWindow && fgStructure.CurrentWindow->Window.Handle)
- fghGetClientArea(&clientRect,fgStructure.CurrentWindow,FALSE);
+ {
+ fghGetClientArea(&clientRect,fgStructure.CurrentWindow, FALSE);
+ GetWindowRect(fgStructure.CurrentWindow->Window.Handle,&winRect);
+ }
else
+ {
SetRect(&clientRect,0,0,200,200);
-
- /* Compute window rect (including non-client area) */
- CopyRect(&winRect,&clientRect);
- fghComputeWindowRectFromClientArea_UseStyle(&winRect,windowStyle,windowExStyle,FALSE);
+ CopyRect(&winRect,&clientRect);
+ fghComputeWindowRectFromClientArea_UseStyle(&winRect,windowStyle,windowExStyle,FALSE);
+ }
/* Calculate border width by taking width of whole window minus width of client area and divide by two
* NB: we assume horizontal and vertical borders have the same size, which should always be the case
* all other extra pixels are assumed to be atop the window, forming the caption.
*/
borderWidth = ((winRect.right-winRect.left)-(clientRect.right-clientRect.left))/2;
- captionHeight = (winRect.bottom-winRect.top)-(clientRect.bottom-clientRect.top)-borderWidth*2;
+ captionHeight = (winRect.bottom-winRect.top)-(clientRect.bottom-clientRect.top)-borderWidth; /* include top border in caption height */
switch( eWhat )
{
default:
fgWarning( "glutDeviceGet(): missing enum handle %d", eWhat );
+ return -1;
break;
}
-
- /* And now -- the failure. */
- return -1;
}
/*