dorfylegends/backend/model/map.go
Robert Janetzko 9f38f9b17d map
2022-05-01 10:29:39 +00:00

95 lines
1.7 KiB
Go

package model
import (
"bytes"
"fmt"
"image"
"image/png"
_ "image/png"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"strconv"
"strings"
_ "golang.org/x/image/bmp"
)
func (w *DfWorld) LoadMap() {
w.LoadDimensions()
path := ""
files, err := filepath.Glob(strings.ReplaceAll(w.FilePath, "-legends.xml", "-world_map.*"))
if err == nil && len(files) > 0 {
path = files[len(files)-1]
}
files, err = filepath.Glob(strings.ReplaceAll(w.FilePath, "-legends.xml", "-detailed.*"))
if err == nil && len(files) > 0 {
path = files[len(files)-1]
}
if path == "" {
return
}
mapImage, err := os.Open(path)
if err != nil {
fmt.Println(err)
return
}
fmt.Println("Found Map", path)
img, format, err := image.Decode(mapImage)
if err != nil {
fmt.Println(err)
return
}
fmt.Println("loaded img", format)
buf := new(bytes.Buffer)
err = png.Encode(buf, img)
if err != nil {
fmt.Println(err)
return
}
w.MapData = buf.Bytes()
w.MapReady = true
}
func (w *DfWorld) LoadDimensions() {
files, err := filepath.Glob(filepath.Join(filepath.Dir(w.FilePath), "*-world_gen_param.txt"))
if err != nil {
fmt.Println(err)
return
}
path := ""
for _, f := range files {
prefix := filepath.Base(f)[:len(filepath.Base(f))-len("world_gen_param.txt")]
if strings.HasPrefix(filepath.Base(w.FilePath), prefix) {
path = f
break
}
}
if path == "" {
return
}
fmt.Println("Found Worldgen", path)
content, err := ioutil.ReadFile(path)
if err != nil {
return
}
text := string(content)
fmt.Println(text)
r := regexp.MustCompile(`\[DIM:(\d+):(\d+)\]`)
result := r.FindAllStringSubmatch(text, 1)
if result == nil {
return
}
w.Width, _ = strconv.Atoi(result[0][2])
w.Height, _ = strconv.Atoi(result[0][1])
}