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backends/platform/psp/pspkeyboard.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 PSPKEYBOARD_H
+#define PSPKEYBOARD_H
+
+#include "common/events.h"
+#include "common/stream.h"
+#include "backends/platform/psp/display_client.h"
+//#include "backends/platform/psp/input.h"
+#include <pspctrl.h>
+
+//number of modes
+#define MODE_COUNT 4
+#define guiStringsSize 8 /* size of guistrings array */
+
+class PspEvent;
+
+class PSPKeyboard : public DisplayClient {
+
+private:
+	enum State {
+		kInvisible,
+		kDefault,
+		kCornersSelected,
+		kLTriggerDown,
+		kRTriggerDown,
+		kMove
+	};
+
+public:
+	PSPKeyboard();
+	~PSPKeyboard();
+
+	bool load();												// Load keyboard into memory
+	bool isInit() const { return _init; }								// Check for initialization
+	bool isDirty() const { return _dirty; }							// Check if needs redrawing
+	void setDirty() { _dirty = true; }
+	void setClean() { _dirty = false; }
+	bool isVisible() const { return _state != kInvisible; }			// Check if visible
+	void setVisible(bool val);
+	bool processInput(Common::Event &event, PspEvent &pspEvent, SceCtrlData &pad);	// Process input
+	void moveTo(const int newX, const int newY);				// Move keyboard
+	void render();												// Draw the keyboard onscreen
+private:
+	enum CursorDirections {
+		kUp = 0,
+		kRight,
+		kDown,
+		kLeft,
+		kCenter
+	};
+
+	Buffer _buffers[guiStringsSize];
+	Palette _palettes[guiStringsSize];
+	GuRenderer _renderer;
+
+	void increaseKeyboardLocationX(int amount);		// Move keyboard onscreen
+	void increaseKeyboardLocationY(int amount);
+	void convertCursorToXY(CursorDirections cur, int &x, int &y);
+
+	bool handleMoveState(SceCtrlData &pad);
+	bool handleDefaultState(Common::Event &event, SceCtrlData &pad);
+	bool handleCornersSelectedState(Common::Event &event, SceCtrlData &pad);
+	bool getInputChoice(Common::Event &event, SceCtrlData &pad);
+	void getCursorMovement(SceCtrlData &pad);
+	void handleRTriggerDownState(SceCtrlData &pad);
+	void handleLTriggerDownState(SceCtrlData &pad);
+
+	static short _modeChar[MODE_COUNT][5][6];
+	static const char *_guiStrings[];
+	bool _init;
+	uint32 _prevButtons;	// A bit pattern.
+	uint32 _buttonsChanged;
+
+	bool _dirty;        		// keyboard needs redrawing
+	int _mode;          		// charset selected. (0 - letters or 1 - numbers)
+	int _movedX;				// location we've moved the KB to onscreen
+	int _movedY;
+	bool _moved;				// whether the keyboard was moved
+
+	State _state;				// State of keyboard Keyboard state machine
+	State _lastState;
+
+	CursorDirections _oldCursor;			// Point to place of last cursor
+
+};
+
+#endif /* PSPKEYBOARD_H */