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/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2012 The ManaPlus Developers
*
* This file is part of The ManaPlus 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/widgets/checkbox.h"
#include "client.h"
#include "configuration.h"
#include "keydata.h"
#include "keyevent.h"
#include "resources/image.h"
#include <guichan/actionlistener.hpp>
#include <guichan/font.hpp>
#include "debug.h"
int CheckBox::instances = 0;
Skin *CheckBox::mSkin = nullptr;
float CheckBox::mAlpha = 1.0;
CheckBox::CheckBox(const Widget2 *const widget,
const std::string &caption, const bool selected,
gcn::ActionListener *const listener,
const std::string &eventId) :
gcn::CheckBox(caption, selected),
Widget2(widget),
mHasMouse(false),
mPadding(0),
mImagePadding(0),
mImageSize(9),
mSpacing(2)
{
if (instances == 0)
{
if (Theme::instance())
{
mSkin = Theme::instance()->load("checkbox.xml", "");
updateAlpha();
}
}
instances++;
if (!eventId.empty())
setActionEventId(eventId);
if (listener)
addActionListener(listener);
mForegroundColor = getThemeColor(Theme::CHECKBOX);
if (mSkin)
{
mPadding = mSkin->getPadding();
mImagePadding = mSkin->getOption("imagePadding");
mImageSize = mSkin->getOption("imageSize");
mSpacing = mSkin->getOption("spacing");
}
adjustSize();
}
CheckBox::~CheckBox()
{
instances--;
if (instances == 0)
{
if (Theme::instance())
Theme::instance()->unload(mSkin);
}
}
void CheckBox::draw(gcn::Graphics* graphics)
{
BLOCK_START("CheckBox::draw")
drawBox(graphics);
gcn::Font *const font = getFont();
graphics->setColor(mForegroundColor);
font->drawString(graphics, mCaption, mPadding + mImageSize + mSpacing,
mPadding);
BLOCK_END("CheckBox::draw")
}
void CheckBox::updateAlpha()
{
const float alpha = std::max(Client::getGuiAlpha(),
Theme::instance()->getMinimumOpacity());
if (mAlpha != alpha)
{
mAlpha = alpha;
if (mSkin)
{
ImageRect &rect = mSkin->getBorder();
for (int a = 0; a < 6; a ++)
{
Image *const image = rect.grid[a];
if (image)
image->setAlpha(mAlpha);
}
}
}
}
void CheckBox::drawBox(gcn::Graphics *const graphics)
{
if (!mSkin)
return;
const ImageRect &rect = mSkin->getBorder();
int index = 0;
if (mEnabled && isVisible())
{
if (mSelected)
{
if (mHasMouse)
index = 5;
else
index = 1;
}
else
{
if (mHasMouse)
index = 4;
else
index = 0;
}
}
else
{
if (mSelected)
index = 3;
else
index = 2;
}
const Image *const box = rect.grid[index];
updateAlpha();
if (box)
{
static_cast<Graphics*>(graphics)->drawImage(
box, mImagePadding, (getHeight() - mImageSize) / 2);
}
}
void CheckBox::mouseEntered(gcn::MouseEvent& event A_UNUSED)
{
mHasMouse = true;
}
void CheckBox::mouseExited(gcn::MouseEvent& event A_UNUSED)
{
mHasMouse = false;
}
void CheckBox::keyPressed(gcn::KeyEvent& keyEvent)
{
const int action = static_cast<KeyEvent*>(&keyEvent)->getActionId();
if (action == Input::KEY_GUI_SELECT)
{
toggleSelected();
keyEvent.consume();
}
}
void CheckBox::adjustSize()
{
setHeight(getFont()->getHeight() + 2 * mPadding);
setWidth(mImagePadding + mImageSize + mSpacing
+ getFont()->getWidth(mCaption) + mPadding);
}
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