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/*
* The ManaPlus Client
* Copyright (C) 2012-2013 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/extendedlistbox.h"
#include "gui/widgets/extendedlistmodel.h"
#include <guichan/font.hpp>
#include <guichan/graphics.hpp>
#include <guichan/listmodel.hpp>
#include "debug.h"
ExtendedListBox::ExtendedListBox(const Widget2 *const widget,
gcn::ListModel *const listModel,
const std::string &skin,
const int rowHeight) :
ListBox(widget, listModel, skin),
mImagePadding(mSkin ? mSkin->getOption("imagePadding") : 0),
mSpacing(mSkin ? mSkin->getOption("spacing") : 0),
mHeight(0),
mListItems(),
mSelectedItems()
{
if (rowHeight)
mRowHeight = rowHeight;
}
ExtendedListBox::~ExtendedListBox()
{
}
void ExtendedListBox::draw(gcn::Graphics *graphics)
{
if (!mListModel)
return;
BLOCK_START("ExtendedListBox::draw")
ExtendedListModel *const model = static_cast<ExtendedListModel* const>(
mListModel);
Graphics *const g = static_cast<Graphics *const>(graphics);
updateAlpha();
gcn::Font *const font = getFont();
const int height = mRowHeight;
const int pad2 = 2 + mPadding;
const int width = mDimension.width;
int textPos = (height - font->getHeight()) / 2 + mPadding;
if (textPos < 0)
textPos = 0;
const int sz = mListModel->getNumberOfElements();
mListItems.clear();
mSelectedItems.clear();
int y = 0;
const int insideWidth = width - pad2;
for (int f = 0; f < sz; f ++)
{
int row = f;
bool useImage = true;
std::string str = mListModel->getElementAt(f);
int strWidth = font->getWidth(str) + 8;
const Image *const image = model->getImageAt(row);
if (image)
strWidth += image->getWidth() + mImagePadding;
std::vector<ExtendedListBoxItem> &list =
row == mSelected ? mSelectedItems : mListItems;
if (insideWidth < strWidth)
{
const int strSize = str.size();
list.push_back(ExtendedListBoxItem(row,
str.substr(0, strSize / 2), useImage, y));
str = str.substr(strSize / 2);
y += height;
useImage = false;
}
list.push_back(ExtendedListBoxItem(row, str, useImage, y));
y += height;
}
mHeight = y + height;
const int itemsSz = mListItems.size();
const int selSz = mSelectedItems.size();
int minY = -1;
int maxY = -1;
for (int f = 0; f < selSz; f ++)
{
const ExtendedListBoxItem &item = mSelectedItems[f];
const int y1 = item.y;
if (minY == -1)
minY = y1;
if (maxY < y1)
maxY = y1;
}
if (minY != -1)
{
mHighlightColor.a = static_cast<int>(mAlpha * 255.0F);
graphics->setColor(mHighlightColor);
graphics->fillRectangle(gcn::Rectangle(mPadding, minY + mPadding,
width - pad2, maxY - minY + height));
}
for (int f = 0; f < itemsSz; ++f)
{
const ExtendedListBoxItem &item = mListItems[f];
const int row1 = item.row;
if (item.image)
{
const Image *const image = model->getImageAt(row1);
if (image)
{
DRAW_IMAGE(g, image, mImagePadding, item.y + (height
- image->getHeight()) / 2 + mPadding);
}
}
}
g->setColorAll(mForegroundColor, mForegroundColor2);
for (int f = 0; f < itemsSz; ++f)
{
const ExtendedListBoxItem &item = mListItems[f];
const int row1 = item.row;
const int y1 = item.y;
const Image *const image = model->getImageAt(row1);
if (!image || !item.image)
{
font->drawString(graphics, item.text, mPadding, y1 + textPos);
}
else
{
font->drawString(graphics, item.text,
image->getWidth() + mImagePadding + mSpacing, y1 + textPos);
}
}
for (int f = 0; f < selSz; ++f)
{
const ExtendedListBoxItem &item = mSelectedItems[f];
const int row1 = item.row;
if (item.image)
{
const Image *const image = model->getImageAt(row1);
if (image)
{
DRAW_IMAGE(g, image, mImagePadding, item.y + (height
- image->getHeight()) / 2 + mPadding);
}
}
}
g->setColorAll(mForegroundSelectedColor, mForegroundSelectedColor2);
for (int f = 0; f < selSz; ++f)
{
const ExtendedListBoxItem &item = mSelectedItems[f];
const int row1 = item.row;
const int y1 = item.y;
const Image *const image = model->getImageAt(row1);
if (!image || !item.image)
{
font->drawString(graphics, item.text, mPadding, y1 + textPos);
}
else
{
font->drawString(graphics, item.text,
image->getWidth() + mImagePadding + mSpacing, y1 + textPos);
}
}
BLOCK_END("ExtendedListBox::draw")
}
void ExtendedListBox::adjustSize()
{
if (mHeight)
setHeight(mHeight + 2 * mPadding);
else
ListBox::adjustSize();
}
int ExtendedListBox::getSelectionByMouse(const int y) const
{
if (mListItems.empty() && mSelectedItems.empty())
return ListBox::getSelectionByMouse(y);
const int height = mRowHeight;
const int itemsSz = mListItems.size();
for (int f = 0; f < itemsSz; f ++)
{
const ExtendedListBoxItem &item = mListItems[f];
const int y2 = item.y;
if (y2 <= y && y2 + height > y)
return item.row;
}
const int selSz = mSelectedItems.size();
for (int f = 0; f < selSz; f ++)
{
const ExtendedListBoxItem &item = mSelectedItems[f];
const int y2 = item.y;
if (y2 <= y && y2 + height > y)
return item.row;
}
return 0;
}
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