/*
* 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 .
*/
#include "gui/widgets/radiobutton.h"
#include "client.h"
#include "configuration.h"
#include "graphics.h"
#include "keydata.h"
#include "keyevent.h"
#include "gui/theme.h"
#include "resources/image.h"
#include
#include "debug.h"
int RadioButton::instances = 0;
Skin *RadioButton::mSkin = nullptr;
float RadioButton::mAlpha = 1.0;
RadioButton::RadioButton(const Widget2 *const widget,
const std::string &caption, const std::string &group,
const bool marked):
gcn::RadioButton(caption, group, marked),
Widget2(widget),
mHasMouse(false),
mPadding(0),
mImagePadding(0),
mImageSize(9),
mSpacing(2)
{
mForegroundColor = getThemeColor(Theme::RADIOBUTTON);
if (instances == 0)
{
if (Theme::instance())
{
mSkin = Theme::instance()->load("radio.xml", "");
updateAlpha();
}
}
instances++;
if (mSkin)
{
mPadding = mSkin->getPadding();
mImagePadding = mSkin->getOption("imagePadding");
mImageSize = mSkin->getOption("imageSize");
mSpacing = mSkin->getOption("spacing");
}
adjustSize();
}
RadioButton::~RadioButton()
{
instances--;
if (instances == 0)
{
if (Theme::instance())
Theme::instance()->unload(mSkin);
}
}
void RadioButton::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 < 4; a ++)
{
Image *const image = rect.grid[a];
if (image)
image->setAlpha(mAlpha);
}
}
}
}
void RadioButton::drawBox(gcn::Graphics* graphics)
{
if (!mSkin)
return;
const ImageRect &rect = mSkin->getBorder();
int index = 0;
if (mEnabled && isVisible())
{
if (mSelected)
{
if (mHasMouse)
index = 1;
else
index = 0;
}
else
{
if (mHasMouse)
index = 3;
else
index = 2;
}
}
else
{
if (mSelected)
index = 0;
else
index = 2;
}
const Image *const box = rect.grid[index];
updateAlpha();
if (box)
{
static_cast(graphics)->drawImage(
box, mImagePadding, (getHeight() - mImageSize) / 2);
}
}
void RadioButton::draw(gcn::Graphics* graphics)
{
drawBox(graphics);
graphics->setFont(getFont());
graphics->setColor(mForegroundColor);
graphics->drawText(getCaption(), mPadding + mImageSize + mSpacing,
mPadding);
}
void RadioButton::mouseEntered(gcn::MouseEvent& event A_UNUSED)
{
mHasMouse = true;
}
void RadioButton::mouseExited(gcn::MouseEvent& event A_UNUSED)
{
mHasMouse = false;
}
void RadioButton::keyPressed(gcn::KeyEvent& keyEvent)
{
const int action = static_cast(&keyEvent)->getActionId();
if (action == Input::KEY_GUI_SELECT)
{
setSelected(true);
distributeActionEvent();
keyEvent.consume();
}
}
void RadioButton::adjustSize()
{
setHeight(getFont()->getHeight() + 2 * mPadding);
setWidth(mImagePadding + mImageSize + mSpacing
+ getFont()->getWidth(mCaption) + mPadding);
}