Common::HashMap<Common::String, uint32> DefaultSaveFileManager::loadTimestamps() {
Common::HashMap<Common::String, uint32> timestamps;
//refresh the files list
Common::Array<Common::String> files;
g_system->getSavefileManager()->updateSavefilesList(files);
//start with listing all the files in saves/ directory and setting invalid timestamp to them
Common::StringArray localFiles = g_system->getSavefileManager()->listSavefiles("*");
for (uint32 i = 0; i < localFiles.size(); ++i)
timestamps[localFiles[i]] = INVALID_TIMESTAMP;
//now actually load timestamps from file
Common::InSaveFile *file = g_system->getSavefileManager()->openRawFile(TIMESTAMPS_FILENAME);
if (!file) {
warning("DefaultSaveFileManager: failed to open '%s' file to load timestamps", TIMESTAMPS_FILENAME);
return timestamps;
}
while (!file->eos()) {
//read filename into buffer (reading until the first ' ')
Common::String buffer;
while (!file->eos()) {
byte b = file->readByte();
if (b == ' ') break;
buffer += (char)b;
}
//read timestamp info buffer (reading until ' ' or some line ending char)
Common::String filename = buffer;
while (true) {
bool lineEnded = false;
buffer = "";
while (!file->eos()) {
byte b = file->readByte();
if (b == ' ' || b == '\n' || b == '\r') {
lineEnded = (b == '\n');
break;
}
buffer += (char)b;
}
if (buffer == "" && file->eos()) break;
if (!lineEnded) filename += " " + buffer;
else break;
}
//parse timestamp
uint32 timestamp = buffer.asUint64();
if (buffer == "" || timestamp == 0) break;
if (timestamps.contains(filename))
timestamps[filename] = timestamp;
}
delete file;
return timestamps;
}
Common::StringArray DefaultSaveFileManager::listSavefiles(const Common::String &pattern) {
// Assure the savefile name cache is up-to-date.
assureCached(getSavePath());
if (getError().getCode() != Common::kNoError)
return Common::StringArray();
Common::HashMap<Common::String, bool> locked;
for (Common::StringArray::const_iterator i = _lockedFiles.begin(), end = _lockedFiles.end(); i != end; ++i) {
locked[*i] = true;
}
Common::StringArray results;
for (SaveFileCache::const_iterator file = _saveFileCache.begin(), end = _saveFileCache.end(); file != end; ++file) {
if (!locked.contains(file->_key) && file->_key.matchString(pattern, true)) {
results.push_back(file->_key);
}
}
return results;
}
bool ThemeEngine::createCursor(const Common::String &filename, int hotspotX, int hotspotY, int scale) {
if (!_system->hasFeature(OSystem::kFeatureCursorPalette))
return true;
// Try to locate the specified file among all loaded bitmaps
const Graphics::Surface *cursor = _bitmaps[filename];
if (!cursor)
return false;
#ifdef USE_RGB_COLOR
_cursorFormat.bytesPerPixel = 1;
_cursorFormat.rLoss = _cursorFormat.gLoss = _cursorFormat.bLoss = _cursorFormat.aLoss = 8;
_cursorFormat.rShift = _cursorFormat.gShift = _cursorFormat.bShift = _cursorFormat.aShift = 0;
#endif
// Set up the cursor parameters
_cursorHotspotX = hotspotX;
_cursorHotspotY = hotspotY;
_cursorTargetScale = scale;
_cursorWidth = cursor->w;
_cursorHeight = cursor->h;
// Allocate a new buffer for the cursor
delete[] _cursor;
_cursor = new byte[_cursorWidth * _cursorHeight];
assert(_cursor);
memset(_cursor, 0xFF, sizeof(byte) * _cursorWidth * _cursorHeight);
// the transparent color is 0xFF00FF
const int colTransparent = _overlayFormat.RGBToColor(0xFF, 0, 0xFF);
// Now, scan the bitmap. We have to convert it from 16 bit color mode
// to 8 bit mode, and have to create a suitable palette on the fly.
uint colorsFound = 0;
Common::HashMap<int, int> colorToIndex;
const OverlayColor *src = (const OverlayColor *)cursor->pixels;
for (uint y = 0; y < _cursorHeight; ++y) {
for (uint x = 0; x < _cursorWidth; ++x) {
byte r, g, b;
// Skip transparency
if (src[x] == colTransparent)
continue;
_overlayFormat.colorToRGB(src[x], r, g, b);
const int col = (r << 16) | (g << 8) | b;
// If there is no entry yet for this color in the palette: Add one
if (!colorToIndex.contains(col)) {
const int index = colorsFound++;
colorToIndex[col] = index;
_cursorPal[index * 3 + 0] = r;
_cursorPal[index * 3 + 1] = g;
_cursorPal[index * 3 + 2] = b;
if (colorsFound > MAX_CURS_COLORS) {
warning("Cursor contains too many colors (%d, but only %d are allowed)", colorsFound, MAX_CURS_COLORS);
return false;
}
}
// Copy pixel from the 16 bit source surface to the 8bit target surface
const int index = colorToIndex[col];
_cursor[y * _cursorWidth + x] = index;
}
src += _cursorWidth;
}
_useCursor = true;
_cursorPalSize = colorsFound;
return true;
}