Retour
Version Originale

./aip/1.8aipmod/source/Irrlicht/CGUIMenu.cpp :


// Copyright (C) 2002-2011 Nikolaus Gebhardt

// This file is part of the "Irrlicht Engine".

// For conditions of distribution and use, see copyright notice in irrlicht.h


#include "CGUIMenu.h"
#ifdef _IRR_COMPILE_WITH_GUI_

#include "IGUISkin.h"
#include "IGUIEnvironment.h"
#include "IVideoDriver.h"
#include "IGUIFont.h"
#include "IGUIWindow.h"

#include "os.h"

namespace irr
{
namespace gui
{

//! constructor

CGUIMenu::CGUIMenu(IGUIEnvironment* environment, IGUIElement* parent,
		s32 id, core::rect<s32> rectangle)
	: CGUIContextMenu(environment, parent, id, rectangle, false, true)
{
	#ifdef _DEBUG
	setDebugName("CGUIMenu");
	#endif

	Type = EGUIET_MENU;

	setNotClipped(false);

	recalculateSize();
}


//! draws the element and its children

void CGUIMenu::draw()
{
	if (!IsVisible)
		return;

	IGUISkin* skin = Environment->getSkin();
	IGUIFont* font = skin->getFont(EGDF_MENU);

	if (font != LastFont)
	{
		if (LastFont)
			LastFont->drop();
		LastFont = font;
		if (LastFont)
			LastFont->grab();

		recalculateSize();
	}

	core::rect<s32> rect = AbsoluteRect;

	// draw frame


	skin->draw3DToolBar(this, rect, &AbsoluteClippingRect);

	// loop through all menu items


	rect = AbsoluteRect;

	for (s32 i=0; i<(s32)Items.size(); ++i)
	{
		if (!Items[i].IsSeparator)
		{
			rect = getRect(Items[i], AbsoluteRect);

			// draw highlighted

			if (i == HighLighted && Items[i].Enabled)
			{
				skin->draw3DSunkenPane(this, skin->getColor(EGDC_3D_DARK_SHADOW),
					true, true, rect, &AbsoluteClippingRect);
			}
			// draw text


			EGUI_DEFAULT_COLOR c = EGDC_BUTTON_TEXT;

			if (i == HighLighted)
				c = EGDC_HIGH_LIGHT_TEXT;

			if (!Items[i].Enabled)
				c = EGDC_GRAY_TEXT;

			if (font)
				font->draw(Items[i].Text.c_str(), rect,
					skin->getColor(c), true, true, &AbsoluteClippingRect);
		}
	}

	IGUIElement::draw();
}


//! called if an event happened.

bool CGUIMenu::OnEvent(const SEvent& event)
{
	if (isEnabled())
	{

		switch(event.EventType)
		{
		case EET_GUI_EVENT:
			switch(event.GUIEvent.EventType)
			{
			case gui::EGET_ELEMENT_FOCUS_LOST:
				if (event.GUIEvent.Caller == this && !isMyChild(event.GUIEvent.Element))
				{
					closeAllSubMenus();
					HighLighted = -1;
				}
				break;
			case gui::EGET_ELEMENT_FOCUSED:
				if (event.GUIEvent.Caller == this && Parent)
				{
					Parent->bringToFront(this);
				}
				break;
			default:
				break;
			}
			break;
		case EET_MOUSE_INPUT_EVENT:
			switch(event.MouseInput.Event)
			{
			case EMIE_LMOUSE_PRESSED_DOWN:
			{
				if (!Environment->hasFocus(this))
				{
					Environment->setFocus(this);
				}

				if (Parent)
					Parent->bringToFront(this);

				core::position2d<s32> p(event.MouseInput.X, event.MouseInput.Y);
				bool shouldCloseSubMenu = hasOpenSubMenu();
				if (!AbsoluteClippingRect.isPointInside(p))
				{
					shouldCloseSubMenu = false;
				}
				highlight(core::position2d<s32>(event.MouseInput.X,	event.MouseInput.Y), true);
				if ( shouldCloseSubMenu )
				{
                    Environment->removeFocus(this);
				}

				return true;
			}
			case EMIE_LMOUSE_LEFT_UP:
			{
                core::position2d<s32> p(event.MouseInput.X, event.MouseInput.Y);
				if (!AbsoluteClippingRect.isPointInside(p))
				{
					s32 t = sendClick(p);
					if ((t==0 || t==1) && Environment->hasFocus(this))
						Environment->removeFocus(this);
				}

			    return true;
			}
			case EMIE_MOUSE_MOVED:
				if (Environment->hasFocus(this) && HighLighted >= 0)
				{
				    s32 oldHighLighted = HighLighted;
					highlight(core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y), true);
					if ( HighLighted < 0 )
                        HighLighted = oldHighLighted;   // keep last hightlight active when moving outside the area

				}
				return true;
			default:
				break;
			}
			break;
		default:
			break;
		}
	}

	return IGUIElement::OnEvent(event);
}

void CGUIMenu::recalculateSize()
{
	core::rect<s32> clientRect; // client rect of parent

	if ( Parent && Parent->hasType(EGUIET_WINDOW) )
	{
		clientRect = static_cast<IGUIWindow*>(Parent)->getClientRect();
	}
	else if ( Parent )
	{
		clientRect = core::rect<s32>(0,0, Parent->getAbsolutePosition().getWidth(),
					Parent->getAbsolutePosition().getHeight());
	}
	else
	{
		clientRect = RelativeRect;
	}


	IGUISkin* skin = Environment->getSkin();
	IGUIFont* font = skin->getFont(EGDF_MENU);

	if (!font)
	{
		if (Parent && skin)
			RelativeRect = core::rect<s32>(clientRect.UpperLeftCorner.X, clientRect.UpperLeftCorner.Y,
					clientRect.LowerRightCorner.X, clientRect.UpperLeftCorner.Y+skin->getSize(EGDS_MENU_HEIGHT));
		return;
	}

	core::rect<s32> rect;
	rect.UpperLeftCorner = clientRect.UpperLeftCorner;
	s32 height = font->getDimension(L"A").Height + 5;
	//if (skin && height < skin->getSize ( EGDS_MENU_HEIGHT ))

	//	height = skin->getSize(EGDS_MENU_HEIGHT);

	s32 width = rect.UpperLeftCorner.X;
	s32 i;

	for (i=0; i<(s32)Items.size(); ++i)
	{
		if (Items[i].IsSeparator)
		{
			Items[i].Dim.Width = 0;
			Items[i].Dim.Height = height;
		}
		else
		{
			Items[i].Dim = font->getDimension(Items[i].Text.c_str());
			Items[i].Dim.Width += 20;
		}

		Items[i].PosY = width;
		width += Items[i].Dim.Width;
	}

	width = clientRect.getWidth();

	rect.LowerRightCorner.X = rect.UpperLeftCorner.X + width;
	rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + height;

	setRelativePosition(rect);

	// recalculate submenus

	for (i=0; i<(s32)Items.size(); ++i)
		if (Items[i].SubMenu)
		{
			// move submenu

			s32 w = Items[i].SubMenu->getAbsolutePosition().getWidth();
			s32 h = Items[i].SubMenu->getAbsolutePosition().getHeight();

			Items[i].SubMenu->setRelativePosition(
				core::rect<s32>(Items[i].PosY, height ,
					Items[i].PosY+w-5, height+h));
		}
}


//! returns the item highlight-area

core::rect<s32> CGUIMenu::getHRect(const SItem& i, const core::rect<s32>& absolute) const
{
	core::rect<s32> r = absolute;
	r.UpperLeftCorner.X += i.PosY;
	r.LowerRightCorner.X = r.UpperLeftCorner.X + i.Dim.Width;
	return r;
}


//! Gets drawing rect of Item

core::rect<s32> CGUIMenu::getRect(const SItem& i, const core::rect<s32>& absolute) const
{
	return getHRect(i, absolute);
}


void CGUIMenu::updateAbsolutePosition()
{
	if (Parent)
		DesiredRect.LowerRightCorner.X = Parent->getAbsolutePosition().getWidth();

	IGUIElement::updateAbsolutePosition();
}


} // end namespace

} // end namespace


#endif // _IRR_COMPILE_WITH_GUI_


Options Liens officiels Caractéristiques Statistiques Communauté
Corrections
irrlicht
irrklang
irredit
irrxml
xhtml 1.0
css 2.1
Propulsé par FluxBB
Traduit par FluxBB.fr
Analysé par
880 membres
1424 sujets
11113 messages
Dernier membre inscrit: mandrifidy
18 invités en ligne
Aucun membre connecté
RSS Feed