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.

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libgui/graphics/Canvas.h	Thu Feb 20 14:05:45 2014 -0500
@@ -0,0 +1,104 @@
+/*
+
+Copyright (C) 2011 Michael Goffioul.
+
+This file is part of QtHandles.
+
+Foobar is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+QtHandles is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#ifndef __QtHandles_Canvas__
+#define __QtHandles_Canvas__ 1
+
+#include <QPoint>
+
+#include "graphics.h"
+
+#include "Figure.h"
+
+class QKeyEvent;
+class QMouseEvent;
+class QWidget;
+
+//////////////////////////////////////////////////////////////////////////////
+
+namespace QtHandles
+{
+
+//////////////////////////////////////////////////////////////////////////////
+
+class Canvas
+{
+public:
+  enum EventMask
+    {
+      KeyPress   = 0x01,
+      KeyRelease = 0x02
+    };
+
+public:
+  virtual ~Canvas (void) { }
+
+  void redraw (bool sync = false);
+  void blockRedraw (bool block = true);
+
+  void addEventMask (int m) { m_eventMask |= m; }
+  void clearEventMask (int m) { m_eventMask &= (~m); }
+  void setEventMask (int m) { m_eventMask = m; }
+
+  virtual QWidget* qWidget (void) = 0;
+
+  static Canvas* create (const std::string& name, QWidget* parent,
+			 const graphics_handle& handle);
+
+protected:
+  virtual void draw (const graphics_handle& handle) = 0;
+  virtual void drawZoomBox (const QPoint& p1, const QPoint& p2) = 0;
+  virtual void resize (int x, int y, int width, int height) = 0;
+  virtual graphics_object selectFromAxes (const graphics_object& ax,
+                                          const QPoint& pt) = 0;
+
+protected:
+  Canvas (const graphics_handle& handle)
+    : m_handle (handle),
+      m_redrawBlocked (false),
+      m_mouseMode (NoMode),
+      m_eventMask (0)
+    { }
+
+  void canvasPaintEvent (void);
+  void canvasMouseMoveEvent (QMouseEvent* event);
+  void canvasMousePressEvent (QMouseEvent* event);
+  void canvasMouseReleaseEvent (QMouseEvent* event);
+  bool canvasKeyPressEvent (QKeyEvent* event);
+  bool canvasKeyReleaseEvent (QKeyEvent* event);
+
+private:
+  graphics_handle m_handle;
+  bool m_redrawBlocked;
+  MouseMode m_mouseMode;
+  QPoint m_mouseAnchor;
+  QPoint m_mouseCurrent;
+  graphics_handle m_mouseAxes;
+  int m_eventMask;
+};
+
+//////////////////////////////////////////////////////////////////////////////
+
+}; // namespace QtHandles
+
+//////////////////////////////////////////////////////////////////////////////
+
+#endif