shortcutcontainer.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2007-2009 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/>.
 */
 
#include "gui/widgets/shortcutcontainer.h"
 
#include "settings.h"
 
#include "gui/gui.h"
#include "gui/skin.h"
 
#include "utils/delete2.h"
 
#include "resources/image/image.h"
 
#include "render/graphics.h"
 
#include "render/vertexes/imagecollection.h"
 
#include "debug.h"
 
float ShortcutContainer::mAlpha = 1.0;
 
ShortcutContainer::ShortcutContainer(Widget2 *const widget) :
 Widget(widget),
 WidgetListener(),
 MouseListener(),
 mBackgroundImg(nullptr),
 mSkin(nullptr),
 mMaxItems(0),
 mBoxWidth(1),
 mBoxHeight(1),
 mGridWidth(1),
 mGridHeight(1),
 mImageOffsetX(2),
 mImageOffsetY(2),
 mTextOffsetX(2),
 mTextOffsetY(2),
 mVertexes(new ImageCollection)
{
 mAllowLogic = false;
 
 addMouseListener(this);
 addWidgetListener(this);
 
 mForegroundColor = getThemeColor(ThemeColorId::TEXT, 255U);
 mForegroundColor2 = getThemeColor(ThemeColorId::TEXT_OUTLINE, 255U);
 
 mBackgroundImg = Theme::getImageFromThemeXml(
 "item_shortcut_background.xml", "background.xml");
 
 if (mBackgroundImg != nullptr)
 {
 mBackgroundImg->setAlpha(settings.guiAlpha);
 mBoxHeight = mBackgroundImg->getHeight();
 mBoxWidth = mBackgroundImg->getWidth();
 }
 else
 {
 mBoxHeight = 1;
 mBoxWidth = 1;
 }
}
 
ShortcutContainer::~ShortcutContainer()
{
 if (mBackgroundImg != nullptr)
 {
 mBackgroundImg->decRef();
 mBackgroundImg = nullptr;
 }
 
 if (gui != nullptr)
 gui->removeDragged(this);
 
 delete2(mVertexes)
}
 
void ShortcutContainer::widgetResized(const Event &event A_UNUSED)
{
 mGridWidth = mDimension.width / mBoxWidth;
 
 if (mGridWidth < 1)
 mGridWidth = 1;
 
 mGridHeight = mMaxItems / CAST_U32(mGridWidth);
 
 if (mMaxItems % mGridWidth != 0 || mGridHeight < 1)
 ++mGridHeight;
 
 setHeight(mGridHeight * mBoxHeight);
 mRedraw = true;
}
 
int ShortcutContainer::getIndexFromGrid(const int pointX,
 const int pointY) const
{
 const Rect tRect = Rect(0, 0,
 mGridWidth * mBoxWidth, mGridHeight * mBoxHeight);
 
 int index = ((pointY / mBoxHeight) * mGridWidth) + pointX / mBoxWidth;
 
 if (!tRect.isPointInRect(pointX, pointY) ||
 index >= CAST_S32(mMaxItems) || index < 0)
 {
 index = -1;
 }
 
 return index;
}
 
void ShortcutContainer::drawBackground(Graphics *const g)
{
 if (mBackgroundImg != nullptr)
 {
 if (mRedraw)
 {
 mRedraw = false;
 mVertexes->clear();
 for (unsigned i = 0; i < mMaxItems; i ++)
 {
 g->calcTileCollection(mVertexes, mBackgroundImg,
 (i % mGridWidth) * mBoxWidth,
 (i / mGridWidth) * mBoxHeight);
 }
 g->finalize(mVertexes);
 }
 g->drawTileCollection(mVertexes);
 }
}
 
void ShortcutContainer::safeDrawBackground(Graphics *const g)
{
 if (mBackgroundImg != nullptr)
 {
 for (unsigned i = 0; i < mMaxItems; i ++)
 {
 g->drawImage(mBackgroundImg, (i % mGridWidth) * mBoxWidth,
 (i / mGridWidth) * mBoxHeight);
 }
 }
}
 
void ShortcutContainer::widgetMoved(const Event& event A_UNUSED)
{
 mRedraw = true;
}
 
void ShortcutContainer::setSkin(const Widget2 *const widget,
 Skin *const skin)
{
 setWidget2(widget);
 mSkin = skin;
 if (mSkin)
 {
 mImageOffsetX = mSkin->getOption("imageOffsetX", 2);
 mImageOffsetY = mSkin->getOption("imageOffsetY", 2);
 mTextOffsetX = mSkin->getOption("textOffsetX", 2);
 mTextOffsetY = mSkin->getOption("textOffsetY", 2);
 }
}