Initial commit

engines/crab/ui/element.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/ScreenSettings.h"
+#include "crab/crab.h"
+#include "crab/ui/element.h"
+
+namespace Crab {
+
+using namespace pyrodactyl::ui;
+using namespace pyrodactyl::image;
+
+void Element::init(const int &xCord, const int &yCord, const Align &alignX, const Align &alignY,
+				   const ImageKey img, const int &width, const int &height) {
+	x = xCord;
+	y = yCord;
+	_align.x = alignX;
+	_align.y = alignY;
+
+	if (img == 0) {
+		w = width;
+		h = height;
+	} else {
+		Image dat = g_engine->_imageManager->getTexture(img);
+		w = dat.w();
+		h = dat.h();
+	}
+}
+
+void Element::basicload(rapidxml::xml_node<char> *node, const bool &echo) {
+	_raw.load(node, echo);
+	loadAlign(_align.x, node, echo, "align_x");
+	loadAlign(_align.y, node, echo, "align_y");
+}
+
+void Element::load(rapidxml::xml_node<char> *node, ImageKey img, const bool &echo) {
+	basicload(node, echo);
+
+	if (node->first_attribute("w") == nullptr)
+		w = g_engine->_imageManager->getTexture(img).w();
+	else
+		loadNum(w, "w", node);
+
+	if (node->first_attribute("h") == nullptr)
+		h = g_engine->_imageManager->getTexture(img).h();
+	else
+		loadNum(h, "h", node);
+
+	setUI();
+}
+
+void Element::load(rapidxml::xml_node<char> *node, Rect *parent, const bool &echo) {
+	basicload(node, echo);
+	loadNum(w, "w", node, false);
+	loadNum(h, "h", node, false);
+	setUI(parent);
+}
+
+void Element::setUI(Rect *parent) {
+	if (parent == nullptr) {
+		switch (_align.x) {
+		case ALIGN_CENTER:
+			x = g_engine->_screenSettings->_cur.w / 2 - w / 2 + _raw.x;
+			break;
+		case ALIGN_RIGHT:
+			x = g_engine->_screenSettings->_cur.w - w + _raw.x;
+			break;
+		default:
+			x = _raw.x;
+			break;
+		}
+
+		switch (_align.y) {
+		case ALIGN_CENTER:
+			y = g_engine->_screenSettings->_cur.h / 2 - h / 2 + _raw.y;
+			break;
+		case ALIGN_RIGHT:
+			y = g_engine->_screenSettings->_cur.h - h + _raw.y;
+			break;
+		default:
+			y = _raw.y;
+			break;
+		}
+	} else {
+		switch (_align.x) {
+		case ALIGN_CENTER:
+			x = parent->x + parent->w / 2 - w / 2 + _raw.x;
+			break;
+		case ALIGN_RIGHT:
+			x = parent->x + parent->w - w + _raw.x;
+			break;
+		default:
+			x = parent->x + _raw.x;
+			break;
+		}
+
+		switch (_align.y) {
+		case ALIGN_CENTER:
+			y = parent->y + parent->h / 2 - h / 2 + _raw.y;
+			break;
+		case ALIGN_RIGHT:
+			y = parent->y + parent->h - h + _raw.y;
+			break;
+		default:
+			y = parent->y + _raw.y;
+			break;
+		}
+	}
+}
+
+} // End of namespace Crab