/* * 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/radiobutton.h" #include "client.h" #include "configuration.h" #include "keydata.h" #include "keyevent.h" #include "resources/image.h" #include <guichan/font.hpp> #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*>(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*>(&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); }