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/*
* Aethyra
* Copyright (C) 2009 Aethyra Development Team
*
* This file is part of Aethyra.
*
* 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 "skin.h"
#include "../configuration.h"
#include "../configlistener.h"
#include "../log.h"
#include "../resources/image.h"
#include "../resources/resourcemanager.h"
#include "../utils/dtor.h"
#include "../utils/strprintf.h"
#include "../utils/xml.h"
SkinLoader *skinLoader = NULL;
ConfigListener *SkinLoader::skinConfigListener = NULL;
class SkinConfigListener : public ConfigListener
{
void optionChanged(const std::string &)
{
if (skinLoader)
skinLoader->updateAlpha();
}
};
Skin::Skin(ImageRect skin, Image *close, std::string filePath, std::string name):
instances(0),
mFilePath(filePath),
mName(name),
border(skin),
closeImage(close)
{
}
Skin::~Skin()
{
// Clean up static resources
for (int i = 0; i < 9; i++)
{
delete border.grid[i];
border.grid[i] = NULL;
}
closeImage->decRef();
}
void Skin::updateAlpha()
{
const float alpha = config.getValue("guialpha", 0.8);
for_each(border.grid, border.grid + 9,
std::bind2nd(std::mem_fun(&Image::setAlpha), alpha));
closeImage->setAlpha(alpha);
}
int Skin::getMinWidth() const
{
return (border.grid[0]->getWidth() + border.grid[1]->getWidth()) +
border.grid[2]->getWidth();
}
int Skin::getMinHeight() const
{
return (border.grid[0]->getHeight() + border.grid[3]->getHeight()) +
border.grid[6]->getHeight();
}
Skin *SkinLoader::load(const std::string &filename,
const std::string &defaultPath)
{
std::string filePath = filename;
ResourceManager *resman = ResourceManager::getInstance();
logger->log("Loading Skin '%s'.", filename.c_str());
if (filename.empty() && defaultPath.empty())
logger->error("SkinLoader::load(): Invalid File Name.");
XML::Document *doc = new XML::Document(filePath);
xmlNodePtr rootNode = doc->rootNode();
if (!rootNode || !xmlStrEqual(rootNode->name, BAD_CAST "skinset"))
{
filePath = defaultPath;
logger->log("Widget Skinning error. Loading '%s' instead.",
filePath.c_str());
delete doc;
doc = new XML::Document(filePath);
rootNode = doc->rootNode();
if (!rootNode || !xmlStrEqual(rootNode->name, BAD_CAST "skinset"))
{
logger->error(strprintf("Skinning failed. Check this skin file "
"to make sure it's valid: %s",
filePath.c_str()));
}
}
SkinIterator skinIterator = mSkins.find(filePath);
if (mSkins.end() != skinIterator)
{
skinIterator->second->instances++;
return skinIterator->second;
}
std::string skinSetImage;
skinSetImage = XML::getProperty(rootNode, "image", "");
Image *dBorders = NULL;
ImageRect border;
if (!skinSetImage.empty())
{
logger->log("SkinLoader::load(): <skinset> defines "
"'%s' as a skin image.", skinSetImage.c_str());
dBorders = resman->getImage("graphics/gui/" + skinSetImage);
}
else
{
logger->error("SkinLoader::load(): Skinset does not define an image!");
}
//iterate <widget>'s
for_each_xml_child_node(widgetNode, rootNode)
{
if (!xmlStrEqual(widgetNode->name, BAD_CAST "widget"))
continue;
std::string widgetType;
widgetType = XML::getProperty(widgetNode, "type", "unknown");
if (widgetType == "Window")
{
// Iterate through <part>'s
// LEEOR / TODO:
// We need to make provisions to load in a CloseButton image. For
// now it can just be hard-coded.
for_each_xml_child_node(partNode, widgetNode)
{
if (!xmlStrEqual(partNode->name, BAD_CAST "part"))
continue;
std::string partType;
partType = XML::getProperty(partNode, "type", "unknown");
// TOP ROW
const int xPos = XML::getProperty(partNode, "xpos", 0);
const int yPos = XML::getProperty(partNode, "ypos", 0);
const int width = XML::getProperty(partNode, "width", 1);
const int height = XML::getProperty(partNode, "height", 1);
if (partType == "top-left-corner")
border.grid[0] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "top-edge")
border.grid[1] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "top-right-corner")
border.grid[2] = dBorders->getSubImage(xPos, yPos, width, height);
// MIDDLE ROW
else if (partType == "left-edge")
border.grid[3] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "bg-quad")
border.grid[4] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "right-edge")
border.grid[5] = dBorders->getSubImage(xPos, yPos, width, height);
// BOTTOM ROW
else if (partType == "bottom-left-corner")
border.grid[6] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "bottom-edge")
border.grid[7] = dBorders->getSubImage(xPos, yPos, width, height);
else if (partType == "bottom-right-corner")
border.grid[8] = dBorders->getSubImage(xPos, yPos, width, height);
// Part is of an uknown type.
else
logger->log("SkinLoader::load(): Unknown Part Type '%s'", partType.c_str());
}
}
// Widget is of an uknown type.
else
{
logger->log("SkinLoader::load(): Unknown Widget Type '%s'", widgetType.c_str());
}
}
dBorders->decRef();
logger->log("Finished loading Skin.");
delete doc;
// Hard-coded for now until we update the above code to look for window buttons.
Image *closeImage = resman->getImage("graphics/gui/close_button.png");
Skin *skin = new Skin(border, closeImage, filename);
mSkins[filename] = skin;
updateAlpha();
return skin;
}
SkinLoader::SkinLoader() :
mSkins()
{
skinConfigListener = new SkinConfigListener();
// Send GUI alpha changed for initialization
skinConfigListener->optionChanged("guialpha");
config.addListener("guialpha", skinConfigListener);
}
SkinLoader::~SkinLoader()
{
delete_all(mSkins);
config.removeListener("guialpha", skinConfigListener);
delete skinConfigListener;
skinConfigListener = NULL;
}
void SkinLoader::updateAlpha()
{
for (SkinIterator iter = mSkins.begin(); iter != mSkins.end(); ++iter)
{
iter->second->updateAlpha();
}
}
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