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engines/toltecs/menu.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 3 of the License, or
+ * (at your option) 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 TOLTECS_MENU_H
+#define TOLTECS_MENU_H
+
+#include "common/array.h"
+#include "common/str-array.h"
+
+namespace Toltecs {
+
+enum ItemID {
+	kItemIdNone,
+	// Main menu
+	kItemIdSave,
+	kItemIdLoad,
+	kItemIdToggleText,
+	kItemIdToggleVoices,
+	kItemIdVolumesMenu,
+	kItemIdPlay,
+	kItemIdQuit,
+	// Volumes menu
+	kItemIdMasterUp,
+	kItemIdVoicesUp,
+	kItemIdMusicUp,
+	kItemIdSoundFXUp,
+	kItemIdBackgroundUp,
+	kItemIdMasterDown,
+	kItemIdVoicesDown,
+	kItemIdMusicDown,
+	kItemIdSoundFXDown,
+	kItemIdBackgroundDown,
+	kItemIdMaster,
+	kItemIdVoices,
+	kItemIdMusic,
+	kItemIdSoundFX,
+	kItemIdBackground,
+	kItemIdDone,
+	kItemIdCancel,
+	// Save/load menu
+	kItemIdSavegameUp,
+	kItemIdSavegameDown,
+	kItemIdSavegame1,
+	kItemIdSavegame2,
+	kItemIdSavegame3,
+	kItemIdSavegame4,
+	kItemIdSavegame5,
+	kItemIdSavegame6,
+	kItemIdSavegame7,
+	// TODO
+	kMenuIdDummy
+};
+
+class MenuSystem {
+
+public:
+	MenuSystem(ToltecsEngine *vm);
+	~MenuSystem();
+
+	int run(MenuID menuId);
+	void update();
+	void handleEvents();
+
+protected:
+
+	struct Item {
+		bool enabled;
+		Common::Rect rect;
+		ItemID id;
+		Common::String caption;
+		byte defaultColor, activeColor;
+		int x, y, w;
+		uint fontNum;
+	};
+
+	struct SavegameItem {
+		int _slotNum;
+		Common::String _description;
+		SavegameItem()
+			: _slotNum(-1), _description("") {}
+		SavegameItem(int slotNum, Common::String description)
+			: _slotNum(slotNum), _description(description) {}
+	};
+
+	ToltecsEngine *_vm;
+	Graphics::Surface *_background;
+
+	bool _running;
+	MenuID _currMenuID, _newMenuID;
+	ItemID _currItemID;
+	int _top;
+	int _savegameListTopIndex;
+	bool _editingDescription;
+	ItemID _editingDescriptionID;
+	Item *_editingDescriptionItem;
+	bool _needRedraw;
+	bool _returnToGame;
+
+	Common::Array<Item> _items;
+	Common::Array<SavegameItem> _savegames;
+
+	void addClickTextItem(ItemID id, int x, int y, int w, uint fontNum, const char *caption, byte defaultColor, byte activeColor);
+
+	void drawItem(ItemID itemID, bool active);
+	void handleMouseMove(int x, int y);
+	void handleMouseClick(int x, int y);
+	void handleKeyDown(const Common::KeyState& kbd);
+
+	ItemID findItemAt(int x, int y);
+	Item *getItem(ItemID id);
+	void setItemCaption(Item *item, const char *caption);
+
+	void initMenu(MenuID menuID);
+
+	void enableItem(ItemID id);
+	void disableItem(ItemID id);
+
+	void enterItem(ItemID id);
+	void leaveItem(ItemID id);
+	void clickItem(ItemID id);
+
+	void restoreRect(int x, int y, int w, int h);
+	void shadeRect(int x, int y, int w, int h, byte color1, byte color2);
+	void drawString(int16 x, int16 y, int w, uint fontNum, byte color, const char *text);
+
+	SavegameItem *getSavegameItemByID(ItemID id);
+
+	int loadSavegamesList();
+	void setSavegameCaptions(bool scrollToBottom);
+	void scrollSavegames(int delta);
+	void clickSavegameItem(ItemID id);
+	void setCfgText(bool value, bool active);
+	void setCfgVoices(bool value, bool active);
+	void drawVolumeBar(ItemID itemID);
+	void changeVolumeBar(ItemID itemID, int delta);
+
+};
+
+} // End of namespace Toltecs
+
+#endif /* TOLTECS_MENU_H */