Initial integration of QtHandles. * configure.ac: Check for QtOpenGL module. * libgui/Makefile.am: Include libgui/graphics/module.mk. (liboctgui_la_LIBADD): Include graphics/libgui-graphics.la in the list. (rcc-command): Pass "-name DIR" to rcc command. * main-window.cc (main_window::construct): Install qt functions and register qt toolkit. * libgui/src/module.mk (src_libgui_src_la_CPPFLAGS): Include $(FONTCONFIG_CPPFLAGS) and -I$(srcdir)/graphics in the list. * graphics.cc (gtk_manager::gtk_manager): Make qt the default toolkit if it is available. * libgui/graphics/Backend.cc, libgui/graphics/Backend.h, libgui/graphics/BaseControl.cc, libgui/graphics/BaseControl.h, libgui/graphics/ButtonControl.cc, libgui/graphics/ButtonControl.h, libgui/graphics/Canvas.cc, libgui/graphics/Canvas.h, libgui/graphics/CheckBoxControl.cc, libgui/graphics/CheckBoxControl.h, libgui/graphics/Container.cc, libgui/graphics/Container.h, libgui/graphics/ContextMenu.cc, libgui/graphics/ContextMenu.h, libgui/graphics/EditControl.cc, libgui/graphics/EditControl.h, libgui/graphics/Figure.cc, libgui/graphics/Figure.h, libgui/graphics/FigureWindow.cc, libgui/graphics/FigureWindow.h, libgui/graphics/GLCanvas.cc, libgui/graphics/GLCanvas.h, , libgui/graphics/GenericEventNotify.h, libgui/graphics/KeyMap.cc, libgui/graphics/KeyMap.h, libgui/graphics/ListBoxControl.cc, libgui/graphics/ListBoxControl.h, libgui/graphics/Logger.cc, libgui/graphics/Logger.h, libgui/graphics/Menu.cc, libgui/graphics/Menu.h, libgui/graphics/MenuContainer.h, libgui/graphics/MouseModeActionGroup.cc, libgui/graphics/MouseModeActionGroup.h, libgui/graphics/Object.cc, libgui/graphics/Object.h, libgui/graphics/ObjectFactory.cc, libgui/graphics/ObjectFactory.h, libgui/graphics/ObjectProxy.cc, libgui/graphics/ObjectProxy.h, libgui/graphics/Panel.cc, libgui/graphics/Panel.h, libgui/graphics/PopupMenuControl.cc, libgui/graphics/PopupMenuControl.h, libgui/graphics/PushButtonControl.cc, libgui/graphics/PushButtonControl.h, libgui/graphics/PushTool.cc, libgui/graphics/PushTool.h, libgui/graphics/RadioButtonControl.cc, libgui/graphics/RadioButtonControl.h, libgui/graphics/SliderControl.cc, libgui/graphics/SliderControl.h, libgui/graphics/TextControl.cc, libgui/graphics/TextControl.h, libgui/graphics/TextEdit.cc, libgui/graphics/TextEdit.h, libgui/graphics/ToggleButtonControl.cc, libgui/graphics/ToggleButtonControl.h, libgui/graphics/ToggleTool.cc, libgui/graphics/ToggleTool.h, libgui/graphics/ToolBar.cc, libgui/graphics/ToolBar.h, libgui/graphics/ToolBarButton.cc, libgui/graphics/ToolBarButton.h, libgui/graphics/Utils.cc, libgui/graphics/Utils.h, libgui/graphics/__init_qt__.cc, libgui/graphics/__init_qt__.h, libgui/graphics/gl-select.cc, libgui/graphics/gl-select.h, libgui/graphics/images/README, libgui/graphics/images/pan.png, libgui/graphics/images/rotate.png, libgui/graphics/images/select.png, libgui/graphics/images/zoom.png, libgui/graphics/module.mk, libgui/graphics/qthandles.qrc: New files.

#include "mex.h"

void
mexFunction (int nlhs, mxArray* plhs[],
             int nrhs, const mxArray* prhs[])
{
  mwSize n;
  mwIndex i;
  double *vri, *vro;

  if (nrhs != 1 || ! mxIsNumeric (prhs[0]))
    mexErrMsgTxt ("ARG1 must be a matrix");

  n = mxGetNumberOfElements (prhs[0]);
  plhs[0] = mxCreateNumericArray (mxGetNumberOfDimensions (prhs[0]),
                                  mxGetDimensions (prhs[0]),
                                  mxGetClassID (prhs[0]),
                                  mxIsComplex (prhs[0]));
  vri = mxGetPr (prhs[0]);
  vro = mxGetPr (plhs[0]);

  if (mxIsComplex (prhs[0]))
    {
      double *vii, *vio;
      vii = mxGetPi (prhs[0]);
      vio = mxGetPi (plhs[0]);

      for (i = 0; i < n; i++)
        {
          vro[i] = vri[i] * vri[i] - vii[i] * vii[i];
          vio[i] = 2 * vri[i] * vii[i];
        }
    }
  else
    {
      for (i = 0; i < n; i++)
        vro[i] = vri[i] * vri[i];
    }
}