forked from Beamdog/bgfileformats
/
chu.go
473 lines (425 loc) · 11.7 KB
/
chu.go
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package bg
import (
"encoding/binary"
"fmt"
"text/scanner"
"strings"
"strconv"
"io"
"log"
"os"
"github.com/ajstarks/svgo"
)
type chuHeader struct {
Signature, Version [4]byte
PanelCount uint32
ControlOffset uint32
PanelOffset uint32
}
type chuPanel struct {
ID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
Mosaic RESREF
Buttons []chuControlButton
Sliders []chuControlSlider
Edits []chuControlEdit
TextDisplays []chuControlTextDisplay
Labels []chuControlLabel
ScrollBars []chuControlScrollBar
}
type chuPanelHeader struct {
PanelID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
ControlCount uint16
Mosaic RESREF
FirstControl uint16
Flags uint16
}
type chuControlTable struct {
ControlOffset uint32
ControlSize uint32
}
type chuControlBase struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
}
type chuControlButton struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
Bam RESREF
Sequence uint8
Flags uint8
FrameUp uint8
PtXLower uint8
FrameDown uint8
PtXHigher uint8
FrameFocus uint8
PtYLower uint8
FrameDisabled uint8
PtYHigher uint8
}
type chuControlSlider struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
Slider RESREF
SliderThumb RESREF
SequenceThumb uint16
FrameThumbNormal uint16
FrameThumbSelected uint16
XThumbOffset uint16
YThumbOffset uint16
TickSize uint16
Ticks uint16
ActiveBarTop uint16
ActiveBarBottom uint16
ActiveBarLeft uint16
ActiveBarRight uint16
}
type chuControlEdit struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
Edit RESREF
EditClientFocus RESREF
EditClientNoFocus RESREF
EditCaret RESREF
SequenceEditCaret uint16
FrameEditCaret uint16
XEditClientOffset uint16
YEditClientOffset uint16
XEditCaretOffset uint16
YEditCaretOffset uint16
TextFont RESREF
SequenceText uint16
DefaultString [32]byte
MaxChars uint16
CaseFormat uint16
TypeFormat uint16
}
type chuControlTextDisplay struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
TextFont RESREF
NameFont RESREF
TextForegroundColor uint32
DefaultNameColor uint32
BackgroundColor uint32
ScrollBarID uint32
}
type chuControlLabel struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
StringRef uint32
TextFont RESREF
TextForegroundColor uint32
BackgroundColor uint32
LabelType uint16
}
type chuControlScrollBar struct {
ControlID uint32
X uint16
Y uint16
Width uint16
Height uint16
Type uint16
Bam RESREF
Sequence uint16
TopFrameUp uint16
TopFrameDown uint16
BottomFrameUp uint16
BottomFrameDown uint16
BarFrame uint16
ThumbFrame uint16
ControlWindowID uint32
}
type chuControl struct {
ControlID uint32
Data []byte
}
const (
BUTTON_FLAGS_LEFTALIGN = 0x01
BUTTON_FLAGS_RIGHTALIGN = 0x02
BUTTON_FLAGS_TOPALIGN = 0x04
BUTTON_FLAGS_BOTTOMALIGN = 0x08
BUTTON_FLAGS_USEREFPT = 0x10
BUTTON_FLAGS_LOWERCASELABEL = 0x20
BUTTON_FLAGS_NOWORDWRAP = 0x40
)
type CHU struct {
Header chuHeader
panels []chuPanelHeader
Panels []chuPanel
Controls []chuControl
}
func (chu *CHU) OffsetStrings() {
}
func (chu *CHU) Write(w io.Writer) error {
return nil
}
func (c *chuControlButton) PrintResources() {
log.Printf("Bam: %s\n", c.Bam.String())
}
func (c *chuControlSlider) PrintResources() {
log.Printf("Slider Bam: %s\n", c.Slider.String())
log.Printf("Slider Thumb Bam: %s\n", c.SliderThumb.String())
}
func (c *chuControlEdit) PrintResources() {
log.Printf("Edit: %s\n", c.Edit.String())
}
func (c *chuControlTextDisplay) PrintResources() {
log.Printf("Text Font: %s\n", c.TextFont.String())
log.Printf("Name Font: %s\n", c.NameFont.String())
}
func (c *chuControlLabel) PrintResources() {
log.Printf("Text Font: %s\n", c.TextFont.String())
}
func (c *chuControlScrollBar) PrintResources() {
log.Printf("Bam: %s\n", c.Bam.String())
}
func (p *chuPanel) PrintResources() {
log.Printf("Mosaic: %s\n", p.Mosaic.String())
for _, c := range p.Buttons {
c.PrintResources()
}
for _, c := range p.Sliders {
c.PrintResources()
}
for _, c := range p.Edits {
c.PrintResources()
}
for _, c := range p.TextDisplays {
c.PrintResources()
}
for _, c := range p.Labels {
c.PrintResources()
}
for _, c := range p.ScrollBars {
c.PrintResources()
}
}
func (chu *CHU) PrintResources() {
for _, p := range chu.Panels {
p.PrintResources()
}
}
func (c *chuControlButton) loadBamInfo() ([][]string, error) {
bamIn, err := os.Open(c.Bam.String() + ".bamd")
if err != nil {
return nil, fmt.Errorf("Error loading bamd: %s %s", c.Bam.String() + ".bamd", err)
}
defer bamIn.Close()
var s scanner.Scanner
s.Init(bamIn)
s.Whitespace = 1<<'\t' | 1 << ' '
frames := map[string]string{}
sequences := make([][]string, 0)
for tok := s.Scan(); tok != scanner.EOF; tok = s.Scan() {
if strings.ToLower(s.TokenText()) == "frame" {
center_x, center_y := 0, 0
tok = s.Scan()
name := strings.TrimSpace(s.TokenText())
tok = s.Scan()
path := strings.Trim(s.TokenText(), "\"")
tok = s.Scan()
if s.TokenText() != "\n" {
neg_x := 1
neg_y := 1
if s.TokenText() == "-" {
neg_x = -1
s.Scan()
}
if center_x, err = strconv.Atoi(s.TokenText()); err != nil {
return nil, fmt.Errorf("Error converting %s to an int: %v", s.TokenText(), err)
}
center_x *= neg_x
tok = s.Scan()
if s.TokenText() == "-" {
neg_y = -1
s.Scan()
}
if center_y, err = strconv.Atoi(s.TokenText()); err != nil {
return nil, fmt.Errorf("Error converting %s to an int: %v", s.TokenText(), err)
}
center_y *= neg_y
}
frames[name] = path
} else if strings.ToLower(s.TokenText()) == "sequence" {
seqframes := make([]string, 0)
for tok = s.Scan(); !(s.TokenText() == "\n" || s.TokenText() =="\r" || tok ==scanner.EOF); tok = s.Scan() {
frame := strings.TrimSpace(s.TokenText())
seqframes = append(seqframes, frames[frame])
}
sequences = append(sequences, seqframes)
}
}
return sequences, nil
}
var bamLut map[string][][]string
func (c *chuControlButton) BamdPath() string {
var lut [][]string
var ok bool
var err error
lut, ok = bamLut[c.Bam.String()]
if !ok {
lut, err = c.loadBamInfo()
if err != nil {
log.Printf("err: %v\n", err)
return ""
}
bamLut[c.Bam.String()] = lut
}
if len(lut) > int(c.Sequence) && len(lut[c.Sequence]) > int(c.FrameUp) {
return lut[c.Sequence][c.FrameUp]
}
log.Printf("missing: %s %d %d %d", c.Bam.String(), c.Sequence, len(lut), c.FrameUp)
return ""
}
func (chu *CHU) WriteSvg(w io.Writer) error {
bamLut = map[string][][]string {}
chuSvg := svg.New(w)
chuSvg.Start(1024,768, "xmlns:inkscape=\"http://www.inkscape.org/namespaces/inkscape\"")
for _, p := range chu.Panels {
chuSvg.Group(fmt.Sprintf("id=\"p_%d\" inkscape:label=\"panel_%d\" inkscape:groupmode=\"layer\"", p.ID, p.ID))
if p.Mosaic.String() != "" {
chuSvg.Image(int(p.X), int(p.Y), int(p.Width), int(p.Height), p.Mosaic.String() + ".png")
}
chuSvg.Gid(fmt.Sprintf("pannel_%d_buttons", p.ID))
for _, b := range p.Buttons {
if b.BamdPath() != "" {
chuSvg.Image(int(p.X + b.X), int(p.Y + b.Y), int(b.Width), int(b.Height), b.BamdPath())
} else {
chuSvg.Rect(int(p.X + b.X), int(p.Y + b.Y), int(b.Width), int(b.Height), "fill=\"red\" fill-opacity=\"0.5\"")
chuSvg.Text(int(p.X + b.X), int(p.Y + b.Y) + 10, b.Bam.String())
}
}
chuSvg.Gend()
chuSvg.Gend()
}
chuSvg.End()
return nil
}
func DecodeChu(r io.ReadSeeker) (*CHU, error) {
chu := &CHU{}
err := binary.Read(r, binary.LittleEndian, &chu.Header)
if err != nil {
return nil, err
}
chu.panels = make([]chuPanelHeader, chu.Header.PanelCount)
_, err = r.Seek(int64(chu.Header.PanelOffset), os.SEEK_SET)
if err != nil {
return nil, err
}
err = binary.Read(r, binary.LittleEndian, &chu.panels)
if err != nil {
return nil, err
}
controlCount := 0
for _, panel := range chu.panels {
controlCount += int(panel.ControlCount)
}
controlTable := make([]chuControlTable, controlCount)
_, err = r.Seek(int64(chu.Header.ControlOffset), os.SEEK_SET)
if err != nil {
return nil, err
}
err = binary.Read(r, binary.LittleEndian, &controlTable)
chu.Controls = make([]chuControl, controlCount)
for _, panel := range chu.panels {
p := chuPanel{ID: panel.PanelID, X: panel.X, Y: panel.Y, Width: panel.Width, Height: panel.Height, Type: panel.Type, Mosaic: panel.Mosaic}
for idx, control := range controlTable[panel.FirstControl : panel.FirstControl+panel.ControlCount] {
_, err = r.Seek(int64(control.ControlOffset), os.SEEK_SET)
if err != nil {
return nil, err
}
controlBase := chuControlBase{}
err = binary.Read(r, binary.LittleEndian, &controlBase)
if err != nil {
return nil, err
}
chu.Controls[idx].ControlID = controlBase.ControlID
// Re-seek back to the start of the control once we know waht kind we have
_, err = r.Seek(int64(control.ControlOffset), os.SEEK_SET)
if err != nil {
return nil, err
}
switch (controlBase.Type) {
case 0: // BUTTON
c := chuControlButton{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.Buttons = append(p.Buttons, c)
case 2: // SLIDER
c := chuControlSlider{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.Sliders = append(p.Sliders, c)
case 3: // EDIT
c := chuControlEdit{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.Edits = append(p.Edits, c)
case 5: // TEXT
c := chuControlTextDisplay{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.TextDisplays = append(p.TextDisplays, c)
case 6: // LABEL
c := chuControlLabel{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.Labels = append(p.Labels, c)
case 7: // SCROLLBAR
c := chuControlScrollBar{}
err = binary.Read(r, binary.LittleEndian, &c)
if err != nil {
return nil, err
}
p.ScrollBars = append(p.ScrollBars, c)
default: // OTHER LABEL
}
}
chu.Panels = append(chu.Panels, p)
}
return chu, nil
}