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engines/bladerunner/dialogue_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 BLADERUNNER_DIALOGUE_MENU_H
+#define BLADERUNNER_DIALOGUE_MENU_H
+
+#include "bladerunner/shape.h"
+
+#include "common/array.h"
+#include "common/str.h"
+
+#include "graphics/surface.h"
+
+namespace BladeRunner {
+
+class BladeRunnerEngine;
+class SaveFileReadStream;
+class SaveFileWriteStream;
+class TextResource;
+
+class DialogueMenu {
+	static const int kMaxItems = 10;
+	static const int kMaxRepeatHistory = 100;
+	static const int kLineHeight = 9;
+	static const int kBorderSize = 10;
+
+	struct DialogueItem {
+		Common::String text;
+		int            answerValue;
+		int            colorIntensity;
+		int            priorityPolite;
+		int            priorityNormal;
+		int            prioritySurly;
+		int            isDone;
+	};
+
+	BladeRunnerEngine *_vm;
+
+	TextResource *_textResource;
+	Shapes       *_shapes;
+	bool          _isVisible;
+	bool          _waitingForInput;
+	int           _selectedItemIndex;
+	int           _listSize;
+
+	// These track whether a dialogue option
+	// has previously been selected
+	int           _neverRepeatListSize;
+	int           _neverRepeatValues[kMaxRepeatHistory];
+	bool          _neverRepeatWasSelected[kMaxRepeatHistory];
+
+	int           _centerX;
+	int           _centerY;
+	int           _screenX;
+	int           _screenY;
+	int           _maxItemWidth;
+	DialogueItem  _items[kMaxItems];
+
+	int           _fadeInItemIndex;
+
+public:
+	DialogueMenu(BladeRunnerEngine *vm);
+	~DialogueMenu();
+
+	void clear();
+
+	bool loadResources();
+
+	bool show();
+	bool hide();
+	bool addToList(int answer, bool done, int priorityPolite, int priorityNormal, int prioritySurly);
+	bool clearNeverRepeatWasSelectedFlag(int answer); // aux function - used in cut content mode to re-use some dialogue options for different characters
+	bool addToListNeverRepeatOnceSelected(int answer, int priorityPolite, int priorityNormal, int prioritySurly);
+	bool removeFromList(int answer);
+	bool clearList();
+	int  queryInput();
+	int  listSize() const;
+	bool isVisible() const;
+	bool isOpen() const;
+	void tick(int x, int y);
+	void draw(Graphics::Surface &s);
+
+	void mouseUp();
+	bool waitingForInput() const;
+
+	void save(SaveFileWriteStream &f);
+	void load(SaveFileReadStream &f);
+
+private:
+	bool showAt(int x, int y);
+	int  getAnswerIndex(int answer) const;
+	const char *getText(int id) const;
+	void calculatePosition(int unusedX = 0, int unusedY = 0);
+	void reset();
+
+	static void darkenRect(Graphics::Surface &s, int x1, int y1, int x2, int y2);
+};
+
+} // End of namespace BladeRunner
+
+#endif