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engines/kyra/gui/gui_v1.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 KYRA_GUI_V1_H
+#define KYRA_GUI_V1_H
+
+#include "kyra/gui/gui.h"
+
+namespace Kyra {
+
+struct MenuItem {
+	bool enabled;
+
+	Common::String itemString;
+	uint16 itemId;
+	bool useItemString;
+
+	int16 x, y;
+	uint16 width, height;
+
+	uint8 textColor, highlightColor;
+
+	int16 titleX;
+
+	uint8 color1, color2;
+	uint8 bkgdColor;
+
+	Button::Callback callback;
+
+	int16 saveSlot;
+
+	const char *labelString;
+	uint16 labelId;
+	int16 labelX, labelY;
+
+	uint16 keyCode;
+};
+
+struct Menu {
+	int16 x, y;
+	uint16 width, height;
+
+	uint8 bkgdColor;
+	uint8 color1, color2;
+
+	const char *menuNameString;
+	uint16 menuNameId;
+
+	uint8 textColor;
+	int16 titleX, titleY;
+
+	uint8 highlightedItem;
+
+	uint8 numberOfItems;
+
+	int16 scrollUpButtonX, scrollUpButtonY;
+	int16 scrollDownButtonX, scrollDownButtonY;
+
+	MenuItem item[7];
+};
+
+class TextDisplayer;
+
+class GUI_v1 : public GUI {
+public:
+	GUI_v1(KyraEngine_v1 *vm);
+	~GUI_v1() override {}
+
+	// button specific
+	virtual Button *addButtonToList(Button *list, Button *newButton);
+
+	void processButton(Button *button) override = 0;
+	int processButtonList(Button *buttonList, uint16 inputFlags, int8 mouseWheel) override = 0;
+
+	virtual int redrawShadedButtonCallback(Button *button);
+	virtual int redrawButtonCallback(Button *button);
+
+	// menu specific
+	virtual void initMenuLayout(Menu &menu);
+	void initMenu(Menu &menu);
+
+	void processHighlights(Menu &menu);
+
+	// utilities for thumbnail creation
+	void createScreenThumbnail(Graphics::Surface &dst) override = 0;
+
+protected:
+	TextDisplayer *_text;
+
+	Button *_menuButtonList;
+	bool _displayMenu;
+	bool _displaySubMenu;
+	bool _cancelSubMenu;
+
+	virtual void printMenuText(const Common::String &str, int x, int y, uint8 c0, uint8 c1, uint8 c2);
+	virtual int getMenuCenterStringX(const Common::String &str, int x1, int x2);
+
+	Button::Callback _redrawShadedButtonFunctor;
+	Button::Callback _redrawButtonFunctor;
+
+	virtual Button *getButtonListData() = 0;
+	virtual Button *getScrollUpButton() = 0;
+	virtual Button *getScrollDownButton() = 0;
+
+	virtual Button::Callback getScrollUpButtonHandler() const = 0;
+	virtual Button::Callback getScrollDownButtonHandler() const = 0;
+
+	virtual uint8 defaultColor1() const = 0;
+	virtual uint8 defaultColor2() const = 0;
+	virtual uint8 menuItemLabelColor() const = 0;
+
+	virtual Common::String getMenuTitle(const Menu &menu) = 0;
+	virtual Common::String getMenuItemTitle(const MenuItem &menuItem) = 0;
+	virtual Common::String getMenuItemLabel(const MenuItem &menuItem) = 0;
+
+	void updateAllMenuButtons();
+	void updateMenuButton(Button *button);
+	virtual void updateButton(Button *button);
+
+	void redrawText(const Menu &menu);
+	void redrawHighlight(const Menu &menu);
+
+	uint32 _lastScreenUpdate;
+	void checkTextfieldInput();
+
+	int _menuLabelYOffset;
+};
+
+class Movie;
+
+class MainMenu {
+public:
+	MainMenu(KyraEngine_v1 *vm);
+	virtual ~MainMenu() {}
+
+	struct Animation {
+		Animation() : anim(0), startFrame(0), endFrame(0), delay(0) {}
+
+		Movie *anim;
+		int startFrame;
+		int endFrame;
+		int delay;
+	};
+
+	struct StaticData {
+		const char *strings[5];
+
+		uint8 menuTable[7];
+		uint8 colorTable[4];
+		const uint8 *boxCoords;
+
+		Screen::FontId font;
+		int8 lineSpacingAdjust;
+
+		uint8 altColor;
+	};
+
+	void init(StaticData data, Animation anim);
+	int handle(int dim);
+private:
+	KyraEngine_v1 *_vm;
+	Screen *_screen;
+	OSystem *_system;
+
+	StaticData _static;
+	struct AnimIntern {
+		int curFrame;
+		int direction;
+	};
+	Animation _anim;
+	AnimIntern _animIntern;
+
+	uint32 _nextUpdate;
+
+	void updateAnimation();
+	void draw(int select);
+	void drawBox(int x, int y, int w, int h, int fill);
+	bool getInput();
+
+	void printString(const char *string, int x, int y, int col1, int col2, int flags, ...) GCC_PRINTF(2, 8);
+};
+
+} // end of namesapce Kyra
+
+#endif