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engines/ultima/ultima8/gumps/keypad_gump.cpp

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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/>.
+ *
+ */
+
+#include "common/events.h"
+
+#include "ultima/ultima8/audio/audio_process.h"
+#include "ultima/ultima8/gumps/keypad_gump.h"
+#include "ultima/ultima8/games/game_data.h"
+#include "ultima/ultima8/gfx/gump_shape_archive.h"
+#include "ultima/ultima8/kernel/kernel.h"
+#include "ultima/ultima8/kernel/mouse.h"
+#include "ultima/ultima8/gumps/widgets/button_widget.h"
+#include "ultima/ultima8/usecode/uc_process.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+DEFINE_RUNTIME_CLASSTYPE_CODE(KeypadGump)
+
+static const int TXT_CONTAINER_IDX = 0x100;
+// Actually the max val where we will allow another digit to be entered
+static const int MAX_CODE_VAL = 9999999;
+static const int CHEAT_CODE_VAL = 74697689;
+
+static const uint16 SFXNO_BUTTON = 0x3b;
+static const uint16 SFXNO_CORRECT = 0x32;
+static const uint16 SFXNO_WRONG = 0x31;
+static const uint16 SFXNO_DEL = 0x3a;
+
+
+KeypadGump::KeypadGump(int targetValue, uint16 ucnotifypid): ModalGump(0, 0, 5, 5),
+		_value(0), _targetValue(targetValue), _ucNotifyPid(ucnotifypid) {
+	Mouse *mouse = Mouse::get_instance();
+	mouse->pushMouseCursor(Mouse::MOUSE_HAND);
+	for (int i = 0; i < 12; i++) {
+		_buttons[i] = 0;
+	}
+}
+
+KeypadGump::~KeypadGump() {
+	Mouse::get_instance()->popMouseCursor();
+}
+
+void KeypadGump::InitGump(Gump *newparent, bool take_focus) {
+	ModalGump::InitGump(newparent, take_focus);
+
+	_shape = GameData::get_instance()->getGumps()->getShape(10);
+	UpdateDimsFromShape();
+
+	static const int buttonShapeNum = 11;
+	static const uint16 xoffs[] = {0xc, 0x27, 0x42};
+	static const uint16 yoffs[] = {0x19, 0x32, 0x4a, 0x62};
+
+	for (int y = 0; y < 4; y++) {
+		for (int x = 0; x < 3; x++) {
+			int bnum = y * 3 + x;
+			FrameID button_up(GameData::GUMPS, buttonShapeNum, bnum);
+			FrameID button_down(GameData::GUMPS, buttonShapeNum, bnum + 12);
+			Gump *widget = new ButtonWidget(xoffs[x], yoffs[y], button_up, button_down);
+			widget->InitGump(this);
+			widget->SetIndex(bnum);
+			_buttons[bnum] = widget->getObjId();
+		}
+	}
+	// Default result is 0xff
+	SetResult(0xff);
+}
+
+void KeypadGump::PaintThis(RenderSurface *surf, int32 lerp_factor, bool scaled) {
+	Gump::PaintThis(surf, lerp_factor, scaled);
+}
+
+bool KeypadGump::OnKeyDown(int key, int mod) {
+	uint16 sfxno = 0;
+	bool shouldclose = false;
+
+	switch (key) {
+	case Common::KEYCODE_ESCAPE:
+		_value = -1;
+		shouldclose = true;
+		break;
+	case Common::KEYCODE_BACKSPACE:
+		_value /= 10;
+		sfxno = SFXNO_DEL;
+		break;
+	case Common::KEYCODE_RETURN:
+		if (_value == _targetValue || _value == CHEAT_CODE_VAL) {
+			sfxno = SFXNO_CORRECT;
+			_value = _targetValue;
+			SetResult(_targetValue);
+		} else {
+			// wrong.
+			sfxno = SFXNO_WRONG;
+			SetResult(0);
+		}
+		shouldclose = true;
+		break;
+	case Common::KEYCODE_0:
+	case Common::KEYCODE_1:
+	case Common::KEYCODE_2:
+	case Common::KEYCODE_3:
+	case Common::KEYCODE_4:
+	case Common::KEYCODE_5:
+	case Common::KEYCODE_6:
+	case Common::KEYCODE_7:
+	case Common::KEYCODE_8:
+	case Common::KEYCODE_9:
+		onDigit(key - (int)Common::KEYCODE_0);
+		updateDigitDisplay();
+		sfxno = SFXNO_BUTTON;
+		break;
+	default:
+		break;
+	}
+
+	AudioProcess *audio = AudioProcess::get_instance();
+	if (audio && sfxno)
+		audio->playSFX(sfxno, 0x10, _objId, 1);
+
+	if (shouldclose)
+		Close();
+
+	return true;
+}
+
+void KeypadGump::onDigit(int digit) {
+	assert(digit >= 0 && digit <= 9);
+	if (_value < MAX_CODE_VAL) {
+		_value *= 10;
+		_value += digit;
+	}
+}
+
+void KeypadGump::ChildNotify(Gump *child, uint32 message) {
+	bool update = true;
+	bool shouldclose = false;
+	if (message == ButtonWidget::BUTTON_CLICK) {
+		uint16 sfxno = SFXNO_BUTTON;
+		int buttonNo = child->GetIndex();
+		if (buttonNo < 9) {
+			onDigit(buttonNo + 1);
+		} else if (buttonNo == 10) {
+			onDigit(0);
+		} else if (buttonNo == 9) {
+			// Backspace key
+			_value /= 10;
+			sfxno = SFXNO_DEL;
+		} else if (buttonNo == 11) {
+			update = false;
+			if (_value == _targetValue || _value == CHEAT_CODE_VAL) {
+				sfxno = SFXNO_CORRECT;
+				_value = _targetValue;
+				SetResult(_targetValue);
+			} else {
+				// wrong.
+				sfxno = SFXNO_WRONG;
+				SetResult(0);
+			}
+			shouldclose = true;
+		}
+		AudioProcess *audio = AudioProcess::get_instance();
+		if (audio && sfxno)
+			audio->playSFX(sfxno, 0x10, _objId, 1);
+	}
+	if (update)
+		updateDigitDisplay();
+	if (shouldclose)
+		Close();
+}
+
+void KeypadGump::updateDigitDisplay() {
+	Gump *txt = Gump::FindGump(&FindByIndex<TXT_CONTAINER_IDX>);
+	if (txt)
+		txt->Close();
+	txt = new Gump(25, 12, 200, 12);
+	txt->InitGump(this);
+	txt->SetIndex(TXT_CONTAINER_IDX);
+
+	Std::vector<Gump *> digits;
+	Shape *digitshape = GameData::get_instance()->getGumps()->getShape(12);
+	int val = _value;
+	while (val) {
+		int digitval = val % 10;
+		if (digitval == 0)
+			digitval = 10;
+		Gump *digit = new Gump(0, 0, 6, 12);
+		digit->SetShape(digitshape, digitval - 1);
+		digit->InitGump(txt);
+		digits.push_back(digit);
+		val /= 10;
+	}
+
+	int xoff = 0;
+	while (digits.size()) {
+		Gump *digit = digits.back();
+		digits.pop_back();
+		digit->setRelativePosition(TOP_LEFT, xoff);
+		xoff += 6;
+	}
+}
+
+void KeypadGump::Close(bool no_del) {
+	_processResult = _value;
+
+	if (_ucNotifyPid) {
+		UCProcess *ucp = dynamic_cast<UCProcess *>(Kernel::get_instance()->getProcess(_ucNotifyPid));
+		assert(ucp);
+		ucp->setReturnValue(_value);
+		ucp->wakeUp(_value);
+	}
+
+	ModalGump::Close(no_del);
+}
+
+
+bool KeypadGump::OnTextInput(int unicode) {
+	if (!(unicode & 0xFF80)) {
+		//char c = unicode & 0x7F;
+		// Could also accept numeric keyboard inputs here.
+		// For now we do it in OnKeyDown.
+	}
+	return true;
+}
+
+uint32 KeypadGump::I_showKeypad(const uint8 *args, unsigned int /*argsize*/) {
+	ARG_UINT16(target)
+
+	UCProcess *current = dynamic_cast<UCProcess *>(Kernel::get_instance()->getRunningProcess());
+	assert(current);
+
+	ModalGump *gump = new KeypadGump(target, current->getPid());
+	gump->InitGump(0);
+	gump->setRelativePosition(CENTER);
+
+	current->suspend();
+
+	return 0;
+}
+
+bool KeypadGump::loadData(Common::ReadStream *rs) {
+	warning("Trying to load ModalGump");
+	return true;
+}
+
+void KeypadGump::saveData(Common::WriteStream *ws) {
+	warning("Trying to save ModalGump");
+}
+
+} // End of namespace Ultima8
+} // End of namespace Ultima