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/*
* Aethyra
* Copyright (C) 2009 Aethyra Development Team
*
* This file is part of Aethyra based on original code
* from The Mana World.
*
* 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
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <algorithm>
#include <cassert>
#include <climits>
#include <guichan/exception.hpp>
#include "gui.h"
#include "skin.h"
#include "popup.h"
#include "window.h"
#include "windowcontainer.h"
#include "../configlistener.h"
#include "../configuration.h"
#include "../log.h"
#include "../resources/image.h"
ConfigListener *Popup::popupConfigListener = 0;
int Popup::instances = 0;
bool Popup::mAlphaChanged = false;
class PopupConfigListener : public ConfigListener
{
void optionChanged(const std::string &)
{
Popup::mAlphaChanged = true;
}
};
Popup::Popup(const std::string& name, Window *parent,
const std::string& skin):
mParent(parent),
mPopupName(name),
mMinWidth(100),
mMinHeight(40),
mMaxWidth(INT_MAX),
mMaxHeight(INT_MAX)
{
logger->log("Popup::Popup(\"%s\")", name.c_str());
if (!windowContainer)
throw GCN_EXCEPTION("Popup::Popup(): no windowContainer set");
if (instances == 0)
{
popupConfigListener = new PopupConfigListener();
// Send GUI alpha changed for initialization
popupConfigListener->optionChanged("guialpha");
config.addListener("guialpha", popupConfigListener);
}
setPadding(3);
instances++;
// Loads the skin
mSkin = skinLoader->load(skin);
setGuiAlpha();
// Add this window to the window container
windowContainer->add(this);
// Popups are invisible by default
setVisible(false);
}
Popup::~Popup()
{
logger->log("Popup::~Popup(\"%s\")", mPopupName.c_str());
while (!mWidgets.empty())
{
gcn::Widget *w = mWidgets.front();
remove(w);
delete(w);
}
instances--;
mSkin->instances--;
if (instances == 0)
{
config.removeListener("guialpha", popupConfigListener);
delete popupConfigListener;
popupConfigListener = NULL;
}
}
void Popup::setWindowContainer(WindowContainer *wc)
{
windowContainer = wc;
}
void Popup::draw(gcn::Graphics *graphics)
{
if (!isVisible())
return;
Graphics *g = static_cast<Graphics*>(graphics);
g->drawImageRect(0, 0, getWidth(), getHeight(), mSkin->getBorder());
// Update Popup alpha values
if (mAlphaChanged)
{
for_each(mSkin->getBorder().grid, mSkin->getBorder().grid + 9,
std::bind2nd(std::mem_fun(&Image::setAlpha),
config.getValue("guialpha", 0.8)));
}
drawChildren(graphics);
}
gcn::Rectangle Popup::getChildrenArea()
{
return gcn::Rectangle(getPadding(), 0, getWidth() - getPadding() * 2,
getHeight() - getPadding() * 2);
}
void Popup::setContentSize(int width, int height)
{
width += 2 * getPadding();
height += 2 * getPadding();
if (getMinWidth() > width)
width = getMinWidth();
else if (getMaxWidth() < width)
width = getMaxWidth();
if (getMinHeight() > height)
height = getMinHeight();
else if (getMaxHeight() < height)
height = getMaxHeight();
setSize(width, height);
}
void Popup::setLocationRelativeTo(gcn::Widget *widget)
{
int wx, wy;
int x, y;
widget->getAbsolutePosition(wx, wy);
getAbsolutePosition(x, y);
setPosition(getX() + (wx + (widget->getWidth() - getWidth()) / 2 - x),
getY() + (wy + (widget->getHeight() - getHeight()) / 2 - y));
}
void Popup::setMinWidth(unsigned int width)
{
mMinWidth = width > mSkin->getMinWidth() ? width : mSkin->getMinWidth();
}
void Popup::setMinHeight(unsigned int height)
{
mMinHeight = height > mSkin->getMinHeight() ? height : mSkin->getMinHeight();
}
void Popup::setMaxWidth(unsigned int width)
{
mMaxWidth = width;
}
void Popup::setMaxHeight(unsigned int height)
{
mMaxHeight = height;
}
void Popup::scheduleDelete()
{
windowContainer->scheduleDelete(this);
}
void Popup::setGuiAlpha()
{
//logger->log("Popup::setGuiAlpha: Alpha Value %f", config.getValue("guialpha", 0.8));
for (int i = 0; i < 9; i++)
{
//logger->log("Popup::setGuiAlpha: Border Image (%i)", i);
mSkin->getBorder().grid[i]->setAlpha(config.getValue("guialpha", 0.8));
}
mAlphaChanged = false;
}
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