/* * The ManaPlus Client * Copyright (C) 2004-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2016 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/>. */ #ifndef GUI_WIDGETS_ITEMCONTAINER_H #define GUI_WIDGETS_ITEMCONTAINER_H #include "listeners/keylistener.h" #include "listeners/mouselistener.h" #include "listeners/widgetlistener.h" #include "enums/simpletypes/forcequantity.h" #include "enums/simpletypes/showemptyrows.h" #include "gui/widgets/widget.h" #include "localconsts.h" class Image; class Inventory; class Item; class SelectionListener; /** * An item container. Used to show items in inventory and trade dialog. * * \ingroup GUI */ class ItemContainer final : public Widget, public KeyListener, public MouseListener, public WidgetListener { public: /** * Constructor. Initializes the graphic. * * @param inventory * @param gridColumns Amount of columns in grid. * @param gridRows Amount of rows in grid. * @param offset Index offset */ ItemContainer(const Widget2 *const widget, Inventory *const inventory, const int maxColumns = 100000, const ShowEmptyRows showEmptyRows = ShowEmptyRows_false, const ForceQuantity forceQuantity = ForceQuantity_false); A_DELETE_COPY(ItemContainer) /** * Destructor. */ ~ItemContainer(); /** * Necessary for checking how full the inventory is. */ void logic() override final; /** * Draws the items. */ void draw(Graphics *graphics) override final A_NONNULL(2); void safeDraw(Graphics *graphics) override final A_NONNULL(2); // KeyListener void keyPressed(KeyEvent &event) override final A_CONST; void keyReleased(KeyEvent &event) override final A_CONST; // MouseListener void mousePressed(MouseEvent &event) override final; void mouseDragged(MouseEvent &event) override final; void mouseReleased(MouseEvent &event) override final; void mouseMoved(MouseEvent &event) override final; void mouseExited(MouseEvent &event) override final; // WidgetListener void widgetResized(const Event &event) override final; void widgetMoved(const Event &event) override final; /** * Returns the selected item. */ Item *getSelectedItem() const A_WARN_UNUSED; /** * Sets selected item to NULL. */ void selectNone(); /** * Adds a listener to the list that's notified each time a change to * the selection occurs. */ void addSelectionListener(SelectionListener *listener) { mSelectionListeners.push_back(listener); } /** * Removes a listener from the list that's notified each time a change * to the selection occurs. */ void removeSelectionListener(SelectionListener *listener) { mSelectionListeners.remove(listener); } void setFilter(const int tag); void setSortType(const int sortType); void setName(const std::string &str) { mName = str; } void updateMatrix(); bool getClickCount() const A_WARN_UNUSED { return mClicks; } void unsetInventory() { mInventory = nullptr; } void setCellBackgroundImage(const std::string &xmlName); void setMaxColumns(const int maxColumns); private: enum Direction { Left = 0, Right, Up, Down }; enum SelectionState { SEL_NONE = 0, SEL_SELECTED, SEL_SELECTING, SEL_DESELECTING, SEL_DRAGGING }; /** * Sets the currently selected item. */ void setSelectedIndex(const int index); /** * Determine and set the height of the container. */ void adjustHeight(); /** * Sends out selection events to the list of selection listeners. */ void distributeValueChangedEvent(); void updateSize(); /** * Gets the inventory slot index based on the cursor position. * * @param x The X coordinate position. * @param y The Y coordinate position. * @return The slot index on success, -1 on failure. */ int getSlotIndex(int x, int y) const; int getSlotByXY(int x, int y) const; Inventory *mInventory; Image *mSelImg; Image *mProtectedImg; Image *mCellBackgroundImg; std::string mName; int *mShowMatrix; Skin *mSkin; ImageCollection *mVertexes; Color mEquipedColor; Color mEquipedColor2; Color mUnEquipedColor; Color mUnEquipedColor2; typedef std::list<SelectionListener*> SelectionListenerList; typedef SelectionListenerList::iterator SelectionListenerIterator; SelectionListenerList mSelectionListeners; int mGridColumns; int mGridRows; int mSelectedIndex; int mLastUsedSlot; int mTag; int mSortType; int mClicks; int mBoxWidth; int mBoxHeight; int mEquippedTextPadding; int mPaddingItemX; int mPaddingItemY; int mMaxColumns; SelectionState mSelectionStatus; ForceQuantity mForceQuantity; ShowEmptyRows mShowEmptyRows; bool mDescItems; bool mRedraw; }; #endif // GUI_WIDGETS_ITEMCONTAINER_H