Initial commit

engines/crab/ui/textarea.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/>.
+ *
+ */
+
+/*
+ * This code is based on the CRAB engine
+ *
+ * Copyright (c) Arvind Raja Yadav
+ *
+ * Licensed under MIT
+ *
+ */
+
+//=============================================================================
+// Author:   Arvind
+// Purpose:  TextArea functions
+//=============================================================================
+#include "crab/crab.h"
+#include "crab/input/input.h"
+#include "crab/ui/textarea.h"
+
+namespace Crab {
+
+using namespace pyrodactyl::ui;
+using namespace pyrodactyl::text;
+using namespace pyrodactyl::input;
+
+void TextArea::load(rapidxml::xml_node<char> *node) {
+	if (TextData::load(node)) {
+		loadStr(_text, "text", node);
+		loadNum(_size, "size", node);
+
+		loadNum(_seEntry, "entry", node);
+		loadNum(_seErase, "erase", node);
+		loadNum(_seAccept, "accept", node);
+
+		if (nodeValid("caption", node))
+			_title.load(node->first_node("caption"), this);
+	}
+}
+
+bool TextArea::handleEvents(const Common::Event &event, bool numbersOnly) {
+	if (event.type == Common::EVENT_KEYDOWN && event.kbd.ascii == Common::ASCII_BACKSPACE && _text.size() != 0) {
+		// Now play the text erase sound
+		g_engine->_musicManager->playEffect(_seErase, 0);
+
+		// If backspace was pressed and the string isn't blank, remove a character from the end
+		_text.erase(_text.size() - 1);
+	} else if (event.type == Common::EVENT_KEYDOWN) {
+		// If the string less than maximum size and does not contain invalid characters \ / : * ? " < > |
+		if (_text.size() < _size && event.kbd.ascii != '\\' \
+			&& event.kbd.ascii != '/' && event.kbd.ascii != ':' \
+			&& event.kbd.ascii != '*' && event.kbd.ascii != '?' \
+			&& event.kbd.ascii != '\"' && event.kbd.ascii != '<' \
+			&& event.kbd.ascii != '>' && event.kbd.ascii != '|') {
+			// Should we only accept numbers?
+			if (numbersOnly && (event.kbd.ascii < '0' || event.kbd.ascii > '9'))
+				return false;
+
+			// Now play the text input sound
+			g_engine->_musicManager->playEffect(_seEntry, 0);
+
+			// Append the character to string
+			_text += event.kbd.ascii;
+		}
+	} else if (g_engine->_inputManager->state(IU_ACCEPT) && _text.size() != 0) {
+		// Now play the accept sound
+		g_engine->_musicManager->playEffect(_seAccept, 0);
+
+		return true;
+	}
+
+	return false;
+}
+
+//------------------------------------------------------------------------
+// Purpose: Draw
+//------------------------------------------------------------------------
+void TextArea::draw() {
+	_title.draw();
+	TextData::draw(_text + "_");
+}
+
+} // End of namespace Crab