Initial commit

engines/crab/ui/HealthIndicator.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
+ *
+ */
+
+#include "crab/crab.h"
+#include "crab/ui/HealthIndicator.h"
+
+namespace Crab {
+
+using namespace pyrodactyl::ui;
+
+void HealthIndicator::load(rapidxml::xml_node<char> *node) {
+	if (nodeValid(node)) {
+		loadXY(_x, _y, node);
+
+		for (auto n = node->first_node("img"); n != nullptr; n = n->next_sibling("img")) {
+			HealthImage hi;
+			loadImgKey(hi._normal, "normal", n);
+			loadImgKey(hi._glow, "glow", n);
+			loadNum(hi._val, "val", n);
+
+			_img.push_back(hi);
+		}
+	}
+}
+
+void HealthIndicator::draw(int num) {
+	for (const auto &i : _img)
+		if (num == i._val) {
+			using namespace pyrodactyl::image;
+			g_engine->_imageManager->draw(_x, _y, i._normal);
+			g_engine->_imageManager->getTexture(i._glow).alpha(_alpha);
+			g_engine->_imageManager->draw(_x, _y, i._glow);
+
+			if (_inc) {
+				_alpha += 2;
+				if (_alpha >= 250)
+					_inc = false;
+			} else {
+				_alpha -= 2;
+				if (_alpha < 4)
+					_inc = true;
+			}
+
+			break;
+		}
+}
+
+} // End of namespace Crab