/*
* The ManaPlus Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2019 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 .
*/
/* _______ __ __ __ ______ __ __ _______ __ __
* / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
* / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
* / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
* / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
* /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
* \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
*
* Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
*
*
* Per Larsson a.k.a finalman
* Olof Naessén a.k.a jansem/yakslem
*
* Visit: http://guichan.sourceforge.net
*
* License: (BSD)
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name of Guichan nor the names of its contributors may
* be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "gui/widgets/radiobutton.h"
#include "settings.h"
#include "gui/gui.h"
#include "gui/skin.h"
#include "gui/fonts/font.h"
#include "render/graphics.h"
#include "resources/imagerect.h"
#include "resources/image/image.h"
#include "debug.h"
int RadioButton::instances = 0;
Skin *RadioButton::mSkin = nullptr;
float RadioButton::mAlpha = 1.0;
RadioButton::GroupMap RadioButton::mGroupMap;
RadioButton::RadioButton(const Widget2 *const widget,
const std::string &restrict caption,
const std::string &restrict group,
const bool marked) :
Widget(widget),
MouseListener(),
KeyListener(),
WidgetListener(),
mSelected(false),
mCaption(),
mGroup(),
mTextChunk(),
mPadding(0),
mImagePadding(0),
mImageSize(9),
mSpacing(2),
mTextX(0 + 9 + 2),
mHasMouse(false),
mTextChanged(true)
{
mAllowLogic = false;
setCaption(caption);
setGroup(group);
setSelected(marked);
setFocusable(true);
addMouseListener(this);
addKeyListener(this);
mForegroundColor = getThemeColor(ThemeColorId::RADIOBUTTON, 255U);
mForegroundColor2 = getThemeColor(ThemeColorId::RADIOBUTTON_OUTLINE, 255U);
if (instances == 0)
{
if (theme != nullptr)
{
mSkin = theme->load("radio.xml",
"",
true,
Theme::getThemePath());
updateAlpha();
}
}
instances++;
if (mSkin != nullptr)
{
mPadding = mSkin->getPadding();
mImagePadding = mSkin->getOption("imagePadding");
mImageSize = mSkin->getOption("imageSize");
mSpacing = mSkin->getOption("spacing");
mTextX = mPadding + mImageSize + mSpacing;
}
adjustSize();
}
RadioButton::~RadioButton()
{
if (mWindow != nullptr)
mWindow->removeWidgetListener(this);
setGroup(std::string());
if (gui != nullptr)
gui->removeDragged(this);
instances--;
if (instances == 0)
{
if (theme != nullptr)
theme->unload(mSkin);
}
}
void RadioButton::updateAlpha()
{
const float alpha = std::max(settings.guiAlpha,
theme->getMinimumOpacity());
if (mAlpha != alpha)
{
mAlpha = alpha;
if (mSkin != nullptr)
{
const ImageRect &rect = mSkin->getBorder();
for (int a = 0; a < 4; a ++)
{
Image *const image = rect.grid[a];
if (image != nullptr)
image->setAlpha(mAlpha);
}
}
}
}
void RadioButton::drawBox(Graphics *const graphics)
{
if (mSkin == nullptr)
return;
const ImageRect &rect = mSkin->getBorder();
int index = 0;
if (mEnabled && mVisible == Visible_true)
{
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 != nullptr)
{
graphics->drawImage(box,
mImagePadding,
(getHeight() - mImageSize) / 2);
}
}
void RadioButton::draw(Graphics *const graphics)
{
BLOCK_START("RadioButton::draw")
drawBox(graphics);
Font *const font = getFont();
if (mTextChanged)
{
mTextChunk.textFont = font;
mTextChunk.deleteImage();
mTextChunk.text = mCaption;
mTextChunk.color = mForegroundColor;
mTextChunk.color2 = mForegroundColor2;
font->generate(mTextChunk);
mTextChanged = false;
}
const Image *const image = mTextChunk.img;
if (image != nullptr)
graphics->drawImage(image, mTextX, mPadding);
BLOCK_END("RadioButton::draw")
}
void RadioButton::safeDraw(Graphics *const graphics)
{
RadioButton::draw(graphics);
}
void RadioButton::mouseEntered(MouseEvent& event A_UNUSED)
{
mHasMouse = true;
}
void RadioButton::mouseExited(MouseEvent& event A_UNUSED)
{
mHasMouse = false;
}
void RadioButton::keyPressed(KeyEvent& event)
{
const InputActionT action = event.getActionId();
if (action == InputAction::GUI_SELECT)
{
setSelected(true);
distributeActionEvent();
event.consume();
}
}
void RadioButton::adjustSize()
{
Font *const font = getFont();
setHeight(font->getHeight() + 2 * mPadding);
setWidth(mImagePadding + mImageSize + mSpacing
+ font->getWidth(mCaption) + mPadding);
}
void RadioButton::setSelected(const bool selected)
{
if (selected && !mGroup.empty())
{
for (GroupIterator iter = mGroupMap.lower_bound(mGroup),
iterEnd = mGroupMap.upper_bound(mGroup);
iter != iterEnd;
++ iter)
{
if ((iter->second != nullptr) && iter->second->isSelected())
iter->second->setSelected(false);
}
}
mSelected = selected;
}
void RadioButton::mouseClicked(MouseEvent& event)
{
if (event.getButton() == MouseButton::LEFT)
{
setSelected(true);
event.consume();
distributeActionEvent();
}
}
void RadioButton::mouseDragged(MouseEvent& event)
{
event.consume();
}
void RadioButton::setGroup(const std::string &group)
{
if (!mGroup.empty())
{
for (GroupIterator iter = mGroupMap.lower_bound(mGroup),
iterEnd = mGroupMap.upper_bound(mGroup);
iter != iterEnd;
++ iter)
{
if (iter->second == this)
{
mGroupMap.erase(iter);
break;
}
}
}
if (!group.empty())
mGroupMap.insert(std::pair(group, this));
mGroup = group;
}
void RadioButton::setCaption(const std::string& caption)
{
if (caption != mCaption)
mTextChanged = true;
mCaption = caption;
}
void RadioButton::setParent(Widget *widget)
{
if (mWindow != nullptr)
mWindow->addWidgetListener(this);
Widget::setParent(widget);
}
void RadioButton::widgetHidden(const Event &event A_UNUSED)
{
mTextChanged = true;
mTextChunk.deleteImage();
}
void RadioButton::setWindow(Widget *const widget)
{
if ((widget == nullptr) && (mWindow != nullptr))
{
mWindow->removeWidgetListener(this);
mWindow = nullptr;
}
else
{
Widget2::setWindow(widget);
}
}