1 files changed, 212 insertions, 0 deletions
diff --git a/qt_tstfrm/gl_test_widget.hpp b/qt_tstfrm/gl_test_widget.hpp
new file mode 100644
index 0000000000..51f9d083ed
--- /dev/null
+++ b/qt_tstfrm/gl_test_widget.hpp
@@ -0,0 +1,212 @@
+#pragma once
+
+#include "tstwidgets.hpp"
+
+#include "../../testing/testing.hpp"
+#include "../../map/qgl_render_context.hpp"
+
+#include <QtGui/QApplication>
+
+template<class T, bool (T::*)(QKeyEvent *)>
+struct key_event_fn_bind
+{
+  typedef T type;
+};
+
+template <class T, bool  (T::*)(QMouseEvent*)>
+struct mouse_event_fn_bind
+{
+  typedef T type;
+};
+
+template <class T, void (T::*)()>
+struct void_fn_bind
+{
+  typedef T type;
+};
+
+template <class T, class RC, void (T::*)(shared_ptr<RC>)>
+struct init_with_context_fn_bind
+{
+  typedef T type;
+};
+
+template<class T, class U>
+struct has_on_keypress
+{
+  static const bool value = false;
+};
+
+template<class T>
+struct has_on_keypress<T, typename key_event_fn_bind<T, &T::OnKeyPress>::type>
+{
+  static const bool value = true;
+};
+
+template <class T, class U>
+struct has_on_mousemove
+{
+  static const bool value = false;
+};
+
+template <class T>
+struct has_on_mousemove<T, typename mouse_event_fn_bind<T, &T::OnMouseMove>::type >
+{
+  static const bool value = true;
+};
+
+template <class T, class U>
+struct has_on_mousepress
+{
+  static bool const value = false;
+};
+
+template <class T>
+struct has_on_mousepress<T, typename mouse_event_fn_bind<T, &T::OnMousePress>::type >
+{
+  static const bool value = true;
+};
+
+template <class T, class U>
+struct has_init
+{
+  static bool const value = false;
+};
+
+template <class T>
+struct has_init<T, typename void_fn_bind<T, &T::Init>::type >
+{
+  static const bool value = true;
+};
+
+template <class T, class U, class RC>
+struct has_init_with_context
+{
+  static bool const value = false;
+};
+
+template <class T, class RC>
+struct has_init_with_context<T, typename init_with_context_fn_bind<T, RC, &T::Init>::type, RC >
+{
+  static const bool value = true;
+};
+
+template <bool T>
+struct bool_tag{};
+
+template <typename TTest>
+class GLTestWidget : public tst::GLDrawWidget
+{
+public:
+
+  TTest test;
+
+  typedef tst::GLDrawWidget base_type;
+
+  virtual void DoDraw(shared_ptr<graphics::Screen> const & p)
+  {
+    p->beginFrame();
+    p->clear(graphics::Color(182, 182, 182, 255));
+    test.DoDraw(p);
+    p->endFrame();
+  }
+
+  virtual void DoResize(int, int)
+  {
+  }
+
+  bool keyPressEventImpl(QKeyEvent * ev, bool_tag<true> const &)
+  {
+    return test.OnKeyPress(ev);
+  }
+
+  bool keyPressEventImpl(QKeyEvent *, bool_tag<false> const & )
+  {
+    return false;
+  }
+
+  virtual void keyPressEvent(QKeyEvent * ev)
+  {
+    if (keyPressEventImpl(ev, bool_tag<has_on_keypress<TTest, TTest>::value >()))
+      repaint();
+  }
+
+  bool mousePressEventImpl(QMouseEvent * ev, bool_tag<true> const &)
+  {
+    return test.OnMousePress(ev);
+  }
+
+  bool mousePressEventImpl(QMouseEvent *, bool_tag<false> const &)
+  {
+    return false;
+  }
+
+  virtual void mousePressEvent(QMouseEvent * ev)
+  {
+    if (mousePressEventImpl(ev, bool_tag<has_on_mousepress<TTest, TTest>::value >()))
+      repaint();
+  }
+
+  bool mouseMoveEventImpl(QMouseEvent * ev, bool_tag<true> const &)
+  {
+    return test.OnMouseMove(ev);
+  }
+
+  bool mouseMoveEventImpl(QMouseEvent *, bool_tag<false> const &)
+  {
+    return false;
+  }
+
+  void mouseMoveEvent(QMouseEvent * ev)
+  {
+    if (mouseMoveEventImpl(ev, bool_tag<has_on_mousemove<TTest, TTest>::value >()))
+      repaint();
+  }
+
+  void InitImpl(bool_tag<true> const & )
+  {
+    test.Init();
+  }
+
+  void InitImpl(bool_tag<false> const & )
+  {}
+
+  void Init()
+  {
+    InitImpl(bool_tag<has_init<TTest, TTest>::value >());
+  }
+
+  void InitWithContextImpl(bool_tag<true> const &)
+  {
+    test.Init(shared_ptr<qt::gl::RenderContext>(new qt::gl::RenderContext(this)));
+  }
+
+  void InitWithContextImpl(bool_tag<false> const &)
+  {}
+
+  void initializeGL()
+  {
+    tst::GLDrawWidget::initializeGL();
+    InitWithContextImpl(bool_tag<has_init_with_context<TTest, TTest, qt::gl::RenderContext>::value>());
+  }
+};
+
+template <class Test> QWidget * create_widget()
+{
+  GLTestWidget<Test> * w = new GLTestWidget<Test>();
+  w->Init();
+  return w;
+}
+
+#define UNIT_TEST_GL(name)\
+  void UnitTestGL_##name();\
+  TestRegister g_TestRegister_##name("Test::"#name, __FILE__, &UnitTestGL_##name);\
+  void UnitTestGL_##name()\
+  {\
+    char * argv[] = { const_cast<char *>(#name) };\
+    int argc = 1;\
+    QApplication app(argc, argv);\
+    QWidget * w = create_widget<name>();\
+    w->show();\
+    app.exec();\
+  }