Initial commit

engines/gnap/resource.cpp

@@ -0,0 +1,124 @@
+/* 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 "gnap/gnap.h"
+#include "gnap/resource.h"
+
+namespace Gnap {
+
+// SequenceFrame
+
+void SequenceFrame::loadFromStream(Common::MemoryReadStream &stream) {
+	_duration = stream.readUint16LE();
+	_isScaled = (stream.readUint16LE() != 0);
+	_rect.left = stream.readUint32LE();
+	_rect.top = stream.readUint32LE();
+	_rect.right = stream.readUint32LE();
+	_rect.bottom = stream.readUint32LE();
+	_spriteId = stream.readUint32LE();
+	_soundId = stream.readUint32LE();
+
+	// Skip an unused value
+	stream.readUint32LE();
+
+	debugC(kDebugBasic, "SequenceFrame() spriteId: %d; soundId: %d", _spriteId, _soundId);
+}
+
+// SequenceAnimation
+
+void SequenceAnimation::loadFromStream(Common::MemoryReadStream &stream) {
+	// Skip two unused values
+	stream.readUint32LE();
+
+	_additionalDelay = stream.readUint32LE();
+	_framesCount = stream.readUint16LE();
+	_maxTotalDuration = stream.readUint16LE();
+	debugC(kDebugBasic, "SequenceAnimation() framesCount: %d", _framesCount);
+	frames = new SequenceFrame[_framesCount];
+	for (int i = 0; i < _framesCount; ++i)
+		frames[i].loadFromStream(stream);
+}
+
+// SequenceResource
+SequenceResource::SequenceResource(byte *data, uint32 size) {
+	Common::MemoryReadStream stream(data, size, DisposeAfterUse::NO);
+
+	// Skip an unused value
+	stream.readUint32LE();
+
+	_sequenceId = stream.readUint32LE();
+	_defaultId = stream.readUint32LE();
+	_sequenceId2 = stream.readUint32LE();
+	_defaultId2 = stream.readUint32LE();
+	_flags = stream.readUint32LE();
+	_totalDuration = stream.readUint32LE();
+	_xOffs = stream.readUint16LE();
+	_yOffs = stream.readUint16LE();
+	_animationsCount = stream.readUint32LE();
+	_animations = new SequenceAnimation[_animationsCount];
+	debugC(kDebugBasic, "SequenceResource() _animationsCount: %d", _animationsCount);
+	for (int i = 0; i < _animationsCount; ++i) {
+		uint32 animationOffs = stream.readUint32LE();
+		debugC(kDebugBasic, "animationOffs: %08X", animationOffs);
+		uint32 oldOffs = stream.pos();
+		stream.seek(animationOffs);
+		_animations[i].loadFromStream(stream);
+		stream.seek(oldOffs);
+	}
+}
+
+SequenceResource::~SequenceResource() {
+	delete[] _animations;
+}
+
+// SpriteResource
+SpriteResource::SpriteResource(byte *data, uint32 size) {
+	_data = data;
+	_width = READ_LE_UINT16(_data);
+	_height = READ_LE_UINT16(_data + 2);
+	_unknownVal1 = READ_LE_UINT16(_data + 4);
+	_unknownVal2 = READ_LE_UINT16(_data + 6);
+	_transparent = (READ_LE_UINT16(_data + 8) != 0);
+	_colorsCount = READ_LE_UINT16(_data + 10);
+	_palette = (uint32 *)(_data + 12);
+	_pixels = _data + 12 + _colorsCount * 4;
+#if defined(SCUMM_BIG_ENDIAN)
+	for (uint16 c = 0; c < _colorsCount; ++c)
+		_palette[c] = SWAP_BYTES_32(_palette[c]);
+#endif
+	debugC(kDebugBasic, "SpriteResource() width: %d; height: %d; colorsCount: %d", _width, _height, _colorsCount);
+}
+
+SpriteResource::~SpriteResource() {
+	delete[] _data;
+}
+
+// SoundResource
+SoundResource::SoundResource(byte *data, uint32 size) {
+	_data = data;
+	_size = size;
+}
+
+SoundResource::~SoundResource() {
+	delete[] _data;
+}
+
+} // End of namespace Gnap