mirror of
https://github.com/moparisthebest/minetest
synced 2024-11-10 11:25:07 -05:00
121 lines
3.7 KiB
C++
121 lines
3.7 KiB
C++
/*
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Minetest-c55
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Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
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Original author Kabak Dmitry <userdima@gmail.com>, contributed under
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the minetest contributor agreement.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "guiPauseMenu.h"
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void guiPauseMenu::scaleGui() // this function scales gui from the size stored in file to screen size
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{
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core::dimension2du screen=dev->getVideoDriver()->getScreenSize();
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core::vector2di real=root->getAbsolutePosition().LowerRightCorner; // determine gui size stored in file (which is size of my menu root node)
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float factorX=(float)screen.Width/(float)real.X;
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float factorY=(float)screen.Height/(float)real.Y;
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scaleGui(guienv->getRootGUIElement(),factorX,factorY);
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}
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void guiPauseMenu::scaleGui(gui::IGUIElement *node,float factorX,float factorY) // recursive set scale
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{
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if((node->getParent() && node->getParent()->getID()==255) || node->getID()==255) // modify only menu's elements
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{
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int lx,rx,ly,ry;
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lx=(float)node->getRelativePosition().UpperLeftCorner.X*factorX;
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ly=(float)node->getRelativePosition().UpperLeftCorner.Y*factorY;
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rx=(float)node->getRelativePosition().LowerRightCorner.X*factorX;
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ry=(float)node->getRelativePosition().LowerRightCorner.Y*factorY;
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node->setRelativePosition(core::recti(lx,ly,rx,ry));
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}
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core::list<gui::IGUIElement*>::ConstIterator it = node->getChildren().begin();
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for(; it != node->getChildren().end(); ++it)
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scaleGui((*it),factorX,factorY);
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}
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bool guiPauseMenu::loadMenu()
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{
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guienv->loadGUI("../data/pauseMenu.gui");
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root=(gui::IGUIStaticText*)guienv->getRootGUIElement()->getElementFromId(255,true);
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if(!root) // if there is no my root node then menu file not found or corrupted
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return false;
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scaleGui(); // scale gui to our screen size
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root->setVisible(false); // hide our menu
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// make it transparent
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//root->setBackgroundColor(video::SColor(100,128,100,128));
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root->setBackgroundColor(video::SColor(140,0,0,0));
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return true;
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}
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guiPauseMenu::guiPauseMenu(IrrlichtDevice *device, IEventReceiver *recv) : dev(device), oldRecv(recv)
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{
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if(!dev)
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return;
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guienv=dev->getGUIEnvironment();
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if (!loadMenu())
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return;
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device->setEventReceiver(this); // now WE are the input receiver! ahhaha!
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}
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bool guiPauseMenu::OnEvent(const SEvent& event)
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{
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if(!dev->isWindowFocused())
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setVisible(true);
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bool ret=false;
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if(oldRecv && !isVisible()) // call master if we have it and if we are inactive
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ret=oldRecv->OnEvent(event);
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if(ret==true)
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return true; // if the master receiver does the work
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if(event.EventType==EET_KEY_INPUT_EVENT)
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{
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if(event.KeyInput.Key==KEY_ESCAPE && event.KeyInput.PressedDown)
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{
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setVisible(!isVisible());
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}
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}
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if(event.EventType==EET_GUI_EVENT)
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{
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if(event.GUIEvent.EventType==gui::EGET_BUTTON_CLICKED)
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{
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switch(event.GUIEvent.Caller->getID())
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{
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case 256: // continue
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setVisible(false);
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break;
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case 257: // exit
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dev->closeDevice();
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break;
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}
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}
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}
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return false;
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}
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guiPauseMenu::~guiPauseMenu(void)
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{
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}
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