/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "gui/gui.h"
#include "gui/focushandler.h"
#include "gui/palette.h"
#include "gui/sdlinput.h"
#include "gui/truetypefont.h"
#include "gui/widgets/window.h"
#include "gui/widgets/windowcontainer.h"
#include "configuration.h"
#include "listener.h"
#include "graphics.h"
#include "log.h"
#include "resources/image.h"
#include "resources/imageset.h"
#include "resources/imageloader.h"
#include "resources/resourcemanager.h"
#include "resources/theme.h"
#include <guichan/exception.hpp>
#include <guichan/image.hpp>
// Guichan stuff
Gui *gui = 0;
SDLInput *guiInput = 0;
// Bolded font
gcn::Font *boldFont = 0;
class GuiConfigListener : public Mana::Listener
{
public:
GuiConfigListener(Gui *g):
mGui(g)
{}
void event(Channels channel, const Mana::Event &event)
{
if (channel == CHANNEL_CONFIG)
{
if (event.getType() == Mana::Event::ConfigOptionChanged &&
event.getString("option") == "customcursor")
{
bool bCustomCursor = config.getBoolValue("customcursor");
mGui->setUseCustomCursor(bCustomCursor);
}
}
}
private:
Gui *mGui;
};
Gui::Gui(Graphics *graphics):
mCustomCursor(false),
mMouseCursors(NULL),
mMouseCursorAlpha(1.0f),
mMouseInactivityTimer(0),
mCursorType(CURSOR_POINTER)
{
logger->log("Initializing GUI...");
// Set graphics
setGraphics(graphics);
// Set image loader
static ImageLoader imageLoader;
gcn::Image::setImageLoader(&imageLoader);
// Set input
guiInput = new SDLInput;
setInput(guiInput);
// Set focus handler
delete mFocusHandler;
mFocusHandler = new FocusHandler;
// Initialize top GUI widget
WindowContainer *guiTop = new WindowContainer;
guiTop->setFocusable(true);
guiTop->setDimension(gcn::Rectangle(0, 0,
graphics->getWidth(), graphics->getHeight()));
guiTop->setOpaque(false);
Window::setWindowContainer(guiTop);
setTop(guiTop);
ResourceManager *resman = ResourceManager::getInstance();
// Set global font
const int fontSize = config.getValue("fontSize", 11);
std::string fontFile = branding.getValue("font", "fonts/dejavusans.ttf");
std::string path = resman->getPath(fontFile);
try
{
mGuiFont = new TrueTypeFont(path, fontSize);
mInfoParticleFont = new TrueTypeFont(path, fontSize, TTF_STYLE_BOLD);
}
catch (gcn::Exception e)
{
logger->error(std::string("Unable to load '") + fontFile +
std::string("': ") + e.getMessage());
}
// Set bold font
fontFile = branding.getValue("boldFont", "fonts/dejavusans-bold.ttf");
path = resman->getPath(fontFile);
try
{
boldFont = new TrueTypeFont(path, fontSize);
}
catch (gcn::Exception e)
{
logger->error(std::string("Unable to load '") + fontFile +
std::string("': ") + e.getMessage());
}
gcn::Widget::setGlobalFont(mGuiFont);
// Initialize mouse cursor and listen for changes to the option
setUseCustomCursor(config.getBoolValue("customcursor"));
mConfigListener = new GuiConfigListener(this);
mConfigListener->listen(CHANNEL_CONFIG);
}
Gui::~Gui()
{
delete mConfigListener;
if (mMouseCursors)
mMouseCursors->decRef();
delete mGuiFont;
delete boldFont;
delete mInfoParticleFont;
delete getTop();
delete guiInput;
Theme::deleteInstance();
}
void Gui::logic()
{
ResourceManager *resman = ResourceManager::getInstance();
resman->clearScheduled();
// Fade out mouse cursor after extended inactivity
if (mMouseInactivityTimer < 100 * 15)
{
++mMouseInactivityTimer;
mMouseCursorAlpha = std::min(1.0f, mMouseCursorAlpha + 0.05f);
}
else
mMouseCursorAlpha = std::max(0.0f, mMouseCursorAlpha - 0.005f);
Palette::advanceGradients();
gcn::Gui::logic();
}
void Gui::draw()
{
mGraphics->pushClipArea(getTop()->getDimension());
getTop()->draw(mGraphics);
int mouseX, mouseY;
Uint8 button = SDL_GetMouseState(&mouseX, &mouseY);
if ((SDL_GetAppState() & SDL_APPMOUSEFOCUS || button & SDL_BUTTON(1))
&& mCustomCursor
&& mMouseCursorAlpha > 0.0f)
{
Image *mouseCursor = mMouseCursors->get(mCursorType);
mouseCursor->setAlpha(mMouseCursorAlpha);
static_cast<Graphics*>(mGraphics)->drawImage(
mouseCursor,
mouseX - 15,
mouseY - 17);
}
mGraphics->popClipArea();
}
void Gui::setUseCustomCursor(bool customCursor)
{
if (customCursor != mCustomCursor)
{
mCustomCursor = customCursor;
if (mCustomCursor)
{
// Hide the SDL mouse cursor
SDL_ShowCursor(SDL_DISABLE);
// Load the mouse cursor
mMouseCursors = Theme::getImageSetFromTheme("mouse.png", 40, 40);
if (!mMouseCursors)
logger->error("Unable to load mouse cursors.");
}
else
{
// Show the SDL mouse cursor
SDL_ShowCursor(SDL_ENABLE);
// Unload the mouse cursor
if (mMouseCursors)
{
mMouseCursors->decRef();
mMouseCursors = NULL;
}
}
}
}
void Gui::handleMouseMoved(const gcn::MouseInput &mouseInput)
{
gcn::Gui::handleMouseMoved(mouseInput);
mMouseInactivityTimer = 0;
}