pausemenu stuff

2 files changed, 173 insertions, 0 deletions

diff --git a/src/guiPauseMenu.cpp b/src/guiPauseMenu.cpp
new file mode 100644
index 000000000..676c145f2
--- /dev/null
+++ b/src/guiPauseMenu.cpp
@@ -0,0 +1,120 @@
+/*

+Minetest-c55

+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>

+Original author Kabak Dmitry <userdima@gmail.com>, contributed under

+the minetest contributor agreement.

+

+This program 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 2 of the License, or

+(at your option) any later version.

+

+This program 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 this program; if not, write to the Free Software Foundation, Inc.,

+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

+*/

+

+

+#include "guiPauseMenu.h"

+

+void guiPauseMenu::scaleGui() // this function scales gui from the size stored in file to screen size

+{

+	core::dimension2du screen=dev->getVideoDriver()->getScreenSize();

+	core::vector2di real=root->getAbsolutePosition().LowerRightCorner; // determine gui size stored in file (which is size of my menu root node)

+	float factorX=(float)screen.Width/(float)real.X;

+	float factorY=(float)screen.Height/(float)real.Y;

+	scaleGui(guienv->getRootGUIElement(),factorX,factorY);

+}

+void guiPauseMenu::scaleGui(gui::IGUIElement *node,float factorX,float factorY) // recursive set scale

+{

+	if((node->getParent() && node->getParent()->getID()==255) || node->getID()==255) // modify only menu's elements

+	{

+		int lx,rx,ly,ry;

+		lx=(float)node->getRelativePosition().UpperLeftCorner.X*factorX;

+		ly=(float)node->getRelativePosition().UpperLeftCorner.Y*factorY;

+		rx=(float)node->getRelativePosition().LowerRightCorner.X*factorX;

+		ry=(float)node->getRelativePosition().LowerRightCorner.Y*factorY;

+		node->setRelativePosition(core::recti(lx,ly,rx,ry));

+	}

+

+	core::list<gui::IGUIElement*>::ConstIterator it = node->getChildren().begin();

+	for(; it != node->getChildren().end(); ++it)

+		scaleGui((*it),factorX,factorY);

+}

+

+bool guiPauseMenu::loadMenu()

+{

+	guienv->loadGUI("../data/pauseMenu.gui");

+

+	root=(gui::IGUIStaticText*)guienv->getRootGUIElement()->getElementFromId(255,true);

+	if(!root) // if there is no my root node then menu file not found or corrupted

+		return false;

+

+	scaleGui(); // scale gui to our screen size

+

+	root->setVisible(false); // hide our menu

+	// make it transparent

+	//root->setBackgroundColor(video::SColor(100,128,100,128));

+	root->setBackgroundColor(video::SColor(140,0,0,0));

+

+	return true;

+}

+

+guiPauseMenu::guiPauseMenu(IrrlichtDevice *device, IEventReceiver *recv) : dev(device), oldRecv(recv)

+{

+	if(!dev)

+		return;

+	guienv=dev->getGUIEnvironment();

+

+	if (!loadMenu())

+		return;

+

+	device->setEventReceiver(this); // now WE are the input receiver! ahhaha! 

+}

+

+bool guiPauseMenu::OnEvent(const SEvent& event)

+{

+	if(!dev->isWindowFocused())

+		setVisible(true);

+

+	bool ret=false;

+	if(oldRecv && !isVisible()) // call master if we have it and if we are inactive

+		ret=oldRecv->OnEvent(event);

+

+	if(ret==true)

+		return true; // if the master receiver does the work

+

+	if(event.EventType==EET_KEY_INPUT_EVENT)

+	{

+		if(event.KeyInput.Key==KEY_ESCAPE && event.KeyInput.PressedDown)

+		{

+			setVisible(!isVisible());

+		}

+	}

+	if(event.EventType==EET_GUI_EVENT)

+	{

+		if(event.GUIEvent.EventType==gui::EGET_BUTTON_CLICKED)

+		{

+			switch(event.GUIEvent.Caller->getID())

+			{

+			case 256: // continue

+				setVisible(false);

+				break;

+			case 257: // exit

+				dev->closeDevice();

+				break;

+			}

+		}

+	}

+

+	return false;

+}

+

+guiPauseMenu::~guiPauseMenu(void)

+{

+}

diff --git a/src/guiPauseMenu.h b/src/guiPauseMenu.h
new file mode 100644
index 000000000..28ac02bc9
--- /dev/null
+++ b/src/guiPauseMenu.h
@@ -0,0 +1,53 @@
+/*

+Minetest-c55

+Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>

+Original author Kabak Dmitry <userdima@gmail.com>, contributed under

+the minetest contributor agreement.

+

+This program 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 2 of the License, or

+(at your option) any later version.

+

+This program 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 this program; if not, write to the Free Software Foundation, Inc.,

+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

+*/

+

+

+#ifndef GUIPAUSEMENU_HEADER

+#define GUIPAUSEMENU_HEADER

+

+#include <irrlicht.h>

+using namespace irr;

+

+class guiPauseMenu : public IEventReceiver

+{

+private:

+	IrrlichtDevice *dev;

+	gui::IGUIEnvironment *guienv;

+	IEventReceiver *oldRecv;

+

+	gui::IGUIStaticText *root;

+

+	bool loadMenu();

+	void scaleGui();

+	void scaleGui(gui::IGUIElement *node,float factorX,float factorY);

+public:

+	guiPauseMenu(IrrlichtDevice *device,IEventReceiver *recv);

+

+	void setVisible(bool visible){root->setVisible(visible);};

+	bool isVisible(){return root->isVisible();};

+

+	bool OnEvent(const SEvent& event);

+

+	~guiPauseMenu(void);

+};

+

+#endif

+