func GetString(conf *allegro.Config, sec, key string, def string) string {
val, ok := conf.Get(sec, key)
if !ok {
return def
}
return val
}
func GetBool(conf *allegro.Config, sec, key string, def bool) bool {
var val bool
vals, ok := conf.Get(sec, key)
if !ok {
return def
}
_, err := fmt.Sscanf(vals, "%t", &val)
if err != nil {
log.Printf("%s.%s=%q not parseable as boolean", sec, key, vals)
log.Printf("Defaulting to %s.%s=%t", sec, key, def)
return def
}
return val
}
func GetInt(conf *allegro.Config, sec, key string, def int) int {
var val int
vals, ok := conf.Get(sec, key)
// Don't want to log something for every missing option
if !ok {
return def
}
_, err := fmt.Sscanf(vals, "%d", &val)
if err != nil {
log.Printf("%s.%s=%q not parseable as integer", sec, key, vals)
log.Printf("Defaulting to %s.%s=%d", sec, key, def)
return def
}
return val
}
func loadFontConfig(rawConfig *allegro.Config, name, prefix, directory string) (FontConfig, bool) {
var fontConf FontConfig
if prefix != "" {
fontConf.Name = prefix + "." + name
} else {
fontConf.Name = name
}
fname, ok := rawConfig.Get(name, "filename")
if !ok {
log.Printf("Resource %v has no filename field")
log.Printf("Skipping resource")
return fontConf, false
}
var filename string
if fname != "builtin" {
filename = path.Join(directory, fname)
_, err := os.Open(filename)
if os.IsNotExist(err) {
log.Printf("Resource %v's assigned file did not exist: %v",
name, filename)
log.Printf("Skipping resource")
return fontConf, false
}
} else {
filename = fname
}
fontConf.Filename = filename
strSize, ok := rawConfig.Get(name, "size")
if !ok {
strSize = DEFAULT_SIZE
}
if !sizeRegexp.MatchString(strSize) {
log.Printf("Resource %v's size field is invalid: %v",
name, strSize)
log.Printf("Defaulting to %v", DEFAULT_SIZE)
strSize = DEFAULT_SIZE
}
size, _ := strconv.Atoi(strSize)
fontConf.Size = size
return fontConf, true
}
func loadTileConfig(rawConfig *allegro.Config, name, prefix, directory string) (TileConfig, bool) {
var tileConf TileConfig
if prefix != "" {
tileConf.Name = prefix + "." + name
} else {
tileConf.Name = name
}
fname, ok := rawConfig.Get(name, "filename")
if !ok {
log.Printf("Resource %v has no filename field")
log.Printf("Skipping resource")
return tileConf, false
}
filename := path.Join(directory, fname)
_, err := os.Open(filename)
if os.IsNotExist(err) {
log.Printf("Resource %v's assigned file did not exist: %v",
name, filename)
log.Printf("Skipping resource")
return tileConf, false
}
tileConf.Filename = filename
position, ok := rawConfig.Get(name, "position")
if !ok {
position = "0,0"
} else if !positionRegexp.MatchString(position) {
log.Printf("Resource %v's position field was not valid: %v",
name, position)
log.Printf("Using default of 0,0")
position = "0,0"
}
// Already checked format with regexp, so don't need to check error codes
// and the like
split := strings.Split(position, ",")
x, _ := strconv.Atoi(split[0])
y, _ := strconv.Atoi(split[1])
tileConf.X = x
tileConf.Y = y
dimensions, ok := rawConfig.Get(name, "dimensions")
if !ok {
dimensions = "0,0"
} else if !dimensionsRegexp.MatchString(dimensions) {
log.Printf("Resource %v's dimensions filed was not valid: %v",
name, dimensions)
log.Printf("Using default of 0,0")
dimensions = "0,0"
}
split = strings.Split(dimensions, ",")
w, _ := strconv.Atoi(split[0])
h, _ := strconv.Atoi(split[1])
tileConf.W = w
tileConf.H = h
offset, ok := rawConfig.Get(name, "offset")
if !ok {
offset = "0,0"
} else if !offsetRegexp.MatchString(dimensions) {
log.Printf("Resource %v's offset filed was not valid: %v",
name, offset)
log.Printf("Using default of 0,0")
offset = "0,0"
}
split = strings.Split(offset, ",")
ox, _ := strconv.Atoi(split[0])
oy, _ := strconv.Atoi(split[1])
tileConf.OffX = ox
tileConf.OffY = oy
return tileConf, true
}