Initial commit

engines/twp/spritesheet.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/formats/json.h"
+#include "common/config-manager.h"
+#include "twp/twp.h"
+#include "twp/resmanager.h"
+#include "twp/spritesheet.h"
+
+namespace Twp {
+
+static void parseSize(const Common::JSONObject &value, Math::Vector2d &v) {
+	v.setX(value["w"]->asIntegerNumber());
+	v.setY(value["h"]->asIntegerNumber());
+}
+
+static void parseRect(const Common::JSONObject &value, Common::Rect &rect) {
+	rect.left = value["x"]->asIntegerNumber();
+	rect.top = value["y"]->asIntegerNumber();
+	rect.setWidth(value["w"]->asIntegerNumber());
+	rect.setHeight(value["h"]->asIntegerNumber());
+}
+
+static void parseFrame(const Common::String &key, const Common::JSONObject &value, SpriteSheetFrame &frame) {
+	frame.name = key;
+	parseRect(value["frame"]->asObject(), frame.frame);
+	parseRect(value["spriteSourceSize"]->asObject(), frame.spriteSourceSize);
+	parseSize(value["sourceSize"]->asObject(), frame.sourceSize);
+}
+
+void SpriteSheet::parseSpriteSheet(const Common::String &contents) {
+	Common::ScopedPtr<Common::JSONValue> json(Common::JSON::parse(contents));
+	const Common::JSONObject &obj = json->asObject()["frames"]->asObject();
+	for (auto it = obj.begin(); it != obj.end(); it++) {
+		parseFrame(it->_key, it->_value->asObject(), _frameTable[it->_key]);
+	}
+
+	const Common::JSONObject &jMeta = json->asObject()["meta"]->asObject();
+	meta.image = jMeta["image"]->asString();
+}
+
+const SpriteSheetFrame &SpriteSheet::getFrame(const Common::String &key) const {
+	if (key.hasSuffixIgnoreCase("_en")) {
+		Common::String newKey(ResManager::getKey(key));
+		if (_frameTable.contains(newKey))
+			return _frameTable[newKey];
+	}
+	return _frameTable[key];
+}
+
+const SpriteSheetFrame *SpriteSheet::frame(const Common::String &key) const {
+	if (key.hasSuffixIgnoreCase("_en")) {
+		Common::String newKey(ResManager::getKey(key));
+		if (_frameTable.contains(newKey))
+			return &_frameTable[newKey];
+	}
+	if (_frameTable.contains(key))
+		return &_frameTable[key];
+	return nullptr;
+}
+
+} // namespace Twp