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engines/ultima/ultima1/u1dialogs/weaponry.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 "ultima/ultima1/u1dialogs/weaponry.h"
+#include "ultima/ultima1/core/party.h"
+#include "ultima/ultima1/core/resources.h"
+#include "ultima/ultima1/maps/map.h"
+#include "ultima/ultima1/game.h"
+#include "ultima/shared/engine/messages.h"
+#include "ultima/shared/core/str.h"
+
+namespace Ultima {
+namespace Ultima1 {
+namespace U1Dialogs {
+
+EMPTY_MESSAGE_MAP(Weaponry, BuySellDialog);
+
+Weaponry::Weaponry(Ultima1Game *game, int weaponryNum) : BuySellDialog(game, game->_res->WEAPONRY_NAMES[weaponryNum]) {
+	//, _weaponryNum(weaponryNum) {
+	Maps::Ultima1Map *map = static_cast<Maps::Ultima1Map *>(game->_map);
+
+	int offset = (weaponryNum + 1) % 2 + 1;
+	int index = (map->_moveCounter % 0x7fff) / 1500;
+	if (index > 3 || map->_moveCounter > 3000)
+		index = 3;
+
+	_startIndex = offset;
+	_endIndex = offset + (index + 1) * 2;
+}
+
+void Weaponry::setMode(BuySell mode) {
+	Shared::Character &c = *_game->_party;
+
+	switch (mode) {
+	case BUY: {
+		addInfoMsg(Common::String::format("%s%s", _game->_res->ACTION_NAMES[19], _game->_res->BUY), false, true);
+
+		_mode = BUY;
+		setDirty();
+		getKeypress();
+		break;
+	}
+
+	case SELL:
+		addInfoMsg(Common::String::format("%s%s", _game->_res->ACTION_NAMES[19], _game->_res->SELL), false, true);
+
+		if (c._weapons.hasNothing()) {
+			addInfoMsg(_game->_res->NOTHING);
+			closeShortly();
+		} else {
+			getKeypress();
+		}
+
+		_mode = SELL;
+		setDirty();
+		break;
+
+	default:
+		BuySellDialog::setMode(mode);
+		break;
+	}
+}
+
+void Weaponry::draw() {
+	BuySellDialog::draw();
+
+	switch (_mode) {
+	case BUY:
+		drawBuy();
+		break;
+
+	case SELL:
+		drawSell();
+		break;
+
+	default:
+		break;
+	}
+}
+
+void Weaponry::drawBuy() {
+	Shared::Gfx::VisualSurface s = getSurface();
+	const Shared::Character &c = *_game->_party;
+	int titleLines = String(_title).split("\r\n").size();
+	Common::String line;
+
+	for (uint idx = _startIndex, yp = titleLines + 2; idx <= _endIndex; idx += 2, ++yp) {
+		const Weapon &weapon = *static_cast<Weapon *>(c._weapons[idx]);
+
+		line = Common::String::format("%c) %s", 'a' + idx, weapon._longName.c_str());
+		s.writeString(line, TextPoint(5, yp));
+		line = Common::String::format("-%4u", weapon.getBuyCost());
+		s.writeString(line, TextPoint(22, yp));
+	}
+}
+
+void Weaponry::drawSell() {
+	Shared::Gfx::VisualSurface s = getSurface();
+	const Shared::Character &c = *_game->_party;
+	int lineCount = c._weapons.itemsCount();
+	int titleLines = String(_title).split("\r\n").size();
+	Common::String line;
+
+	if (lineCount == 0) {
+		centerText(_game->_res->NO_WEAPONRY_TO_SELL, titleLines + 2);
+	} else {
+		for (uint idx = 1; idx < c._weapons.size(); ++idx) {
+			const Weapon &weapon = *static_cast<Weapon *>(c._weapons[idx]);
+			if (!weapon.empty()) {
+				line = Common::String::format("%c) %s", 'a' + idx, weapon._longName.c_str());
+				s.writeString(line, TextPoint(5, idx + titleLines + 1));
+				line = Common::String::format("-%4u", weapon.getSellCost());
+				s.writeString(line, TextPoint(22, idx + titleLines + 1));
+			}
+		}
+	}
+}
+
+bool Weaponry::CharacterInputMsg(CCharacterInputMsg *msg) {
+	Shared::Character &c = *_game->_party;
+
+	if (_mode == BUY) {
+		if (msg->_keyState.keycode >= (int)(Common::KEYCODE_a + _startIndex) &&
+			msg->_keyState.keycode <= (int)(Common::KEYCODE_a + _endIndex) &&
+			(int)(msg->_keyState.keycode - Common::KEYCODE_a - _startIndex) % 2 == 0) {
+			uint weaponNum = msg->_keyState.keycode - Common::KEYCODE_a;
+			Weapon &weapon = *static_cast<Weapon *>(c._weapons[weaponNum]);
+
+			if (weapon.getBuyCost() <= c._coins) {
+				// Display the sold weapon in the info area
+				addInfoMsg(weapon._longName);
+
+				// Remove coins for weapon and add it to the inventory
+				c._coins -= weapon.getBuyCost();
+				weapon.incrQuantity();
+
+				// Show sold and close the dialog
+				setMode(SOLD);
+				return true;
+			}
+		}
+
+		nothing();
+		return true;
+	} else if (_mode == SELL && !c._weapons.hasNothing()) {
+		if (msg->_keyState.keycode >= Common::KEYCODE_b &&
+			msg->_keyState.keycode < (Common::KEYCODE_a + (int)c._weapons.size())) {
+			uint weaponNum = msg->_keyState.keycode - Common::KEYCODE_a;
+			Weapon &weapon = *static_cast<Weapon *>(c._weapons[weaponNum]);
+
+			if (!weapon.empty()) {
+				// Display the sold weapon in the info area
+				addInfoMsg(weapon._longName);
+
+				// Give coins for weapon and remove it from the inventory
+				c._coins += weapon.getSellCost();
+				if (weapon.decrQuantity() && (int)weaponNum == c._equippedWeapon)
+					c.removeWeapon();
+
+				// Close the dialog
+				setMode(DONE);
+				return true;
+			}
+		}
+
+		nothing();
+		return true;
+	} else {
+		return BuySellDialog::CharacterInputMsg(msg);
+	}
+}
+
+} // End of namespace U1Dialogs
+} // End of namespace Ultima1
+} // End of namespace Ultima