serverslistbox.h

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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) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * 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/>.
 */
 
#ifndef GUI_WIDGETS_SERVERSLISTBOX_H
#define GUI_WIDGETS_SERVERSLISTBOX_H
 
#include "gui/widgets/listbox.h"
 
#include "gui/models/serverslistmodel.h"
 
#include "localconsts.h"
 
class ServersListBox final : public ListBox
{
 public:
 ServersListBox(const Widget2 *const widget,
 ServersListModel *const model) :
 ListBox(widget, model, "serverslistbox.xml"),
 mNotSupportedColor(getThemeColor(
 ThemeColorId::SERVER_VERSION_NOT_SUPPORTED, 255U)),
 mNotSupportedColor2(getThemeColor(
 ThemeColorId::SERVER_VERSION_NOT_SUPPORTED_OUTLINE, 255U))
 {
 mHighlightColor = getThemeColor(ThemeColorId::HIGHLIGHT, 255U);
 }
 
 A_DELETE_COPY(ServersListBox)
 
 void draw(Graphics *const graphics) override final A_NONNULL(2)
 {
 if (mListModel == nullptr)
 return;
 
 ServersListModel *const model
 = static_cast<ServersListModel *>(mListModel);
 
 updateAlpha();
 
 mHighlightColor.a = CAST_S32(mAlpha * 255.0F);
 graphics->setColor(mHighlightColor);
 
 const int height = getRowHeight();
 mNotSupportedColor.a = CAST_S32(mAlpha * 255.0F);
 
 // Draw filled rectangle around the selected list element
 if (mSelected >= 0)
 {
 graphics->fillRectangle(Rect(mPadding,
 height * mSelected + mPadding,
 getWidth() - 2 * mPadding,
 height));
 }
 
 Font *const font1 = boldFont;
 Font *const font2 = getFont();
 const int fontHeight = font1->getHeight();
 const int pad1 = fontHeight + mPadding;
 const int pad2 = height / 4 + mPadding;
 const int width = getWidth();
 // Draw the list elements
 for (int i = 0, y = 0; i < model->getNumberOfElements();
 ++i, y += height)
 {
 const ServerInfo &info = model->getServer(i);
 
 const Color *color1;
 const Color *color2;
 if (mSelected == i)
 {
 color1 = &mForegroundSelectedColor;
 color2 = &mForegroundSelectedColor2;
 }
 else
 {
 color1 = &mForegroundColor;
 color2 = &mForegroundColor2;
 }
 
 int top;
 int x = mPadding;
 
 if (!info.name.empty())
 {
 x += font1->getWidth(info.name) + 15;
 font1->drawString(graphics,
 *color1,
 *color2,
 info.name,
 mPadding,
 y + mPadding);
 top = y + pad1;
 }
 else
 {
 top = y + pad2;
 }
 
 if (!info.description.empty())
 {
 font2->drawString(graphics,
 *color1,
 *color2,
 info.description,
 x,
 y + mPadding);
 }
 font2->drawString(graphics,
 *color1,
 *color2,
 model->getElementAt(i),
 mPadding,
 top);
 
 if (info.version.first > 0)
 {
 font2->drawString(graphics,
 mNotSupportedColor,
 mNotSupportedColor2,
 info.version.second,
 width - info.version.first - mPadding,
 top);
 }
 }
 }
 
 void safeDraw(Graphics *const graphics) override final A_NONNULL(2)
 {
 ServersListBox::draw(graphics);
 }
 
 unsigned int getRowHeight() const override final
 {
 return 2 * getFont()->getHeight() + 5;
 }
 private:
 Color mNotSupportedColor;
 Color mNotSupportedColor2;
};
 
#endif // GUI_WIDGETS_SERVERSLISTBOX_H