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Diffstat (limited to 'cmd')
-rw-r--r--cmd/rescribe/gui.go205
1 files changed, 106 insertions, 99 deletions
diff --git a/cmd/rescribe/gui.go b/cmd/rescribe/gui.go
index c511a36..d1a992d 100644
--- a/cmd/rescribe/gui.go
+++ b/cmd/rescribe/gui.go
@@ -218,13 +218,10 @@ func formatProgressBar(bar *widget.ProgressBar) func() string {
}
}
-// updateProgress adds a rune to a log area and parses the latest line
-// of the log area to set the progress bar.
-func updateProgress(r rune, logarea *widget.Entry, progressBar *widget.ProgressBar) {
- logarea.SetText(logarea.Text + string(r))
- logarea.CursorRow = strings.Count(logarea.Text, "\n")
-
- lines := strings.Split(logarea.Text, "\n")
+// updateProgress parses the last line of a log and updates a progress
+// bar appropriately.
+func updateProgress(log string, progressBar *widget.ProgressBar) {
+ lines := strings.Split(log, "\n")
lastline := lines[len(lines)-1]
for i, v := range progressPoints {
if strings.HasPrefix(lastline, " "+v) {
@@ -248,8 +245,9 @@ func updateProgress(r rune, logarea *widget.Entry, progressBar *widget.ProgressB
}
}
-// process starts the core preprocessing/ocr/postprocessing/analysis process
-func process(ctx context.Context, log *log.Logger, cmd string, tessdir string, gbookcmd string, dir string, training string, win fyne.Window, logarea *widget.Entry, progressBar *widget.ProgressBar, abortbtn *widget.Button, wipe *widget.Check, bigpdf *widget.Check, disableWidgets []fyne.Disableable) {
+// start sets up the gui to start the core process, and if all is well
+// it starts it
+func start(ctx context.Context, log *log.Logger, cmd string, tessdir string, gbookcmd string, dir string, training string, win fyne.Window, logarea *widget.Entry, progressBar *widget.ProgressBar, abortbtn *widget.Button, wipe bool, bigpdf bool, disableWidgets []fyne.Disableable) {
if dir == "" {
return
}
@@ -263,7 +261,9 @@ func process(ctx context.Context, log *log.Logger, cmd string, tessdir string, g
}
go func() {
for r := range stdout {
- updateProgress(r, logarea, progressBar)
+ logarea.SetText(logarea.Text + string(r))
+ logarea.CursorRow = strings.Count(logarea.Text, "\n")
+ updateProgress(logarea.Text, progressBar)
}
}()
@@ -281,6 +281,14 @@ func process(ctx context.Context, log *log.Logger, cmd string, tessdir string, g
}
}()
+ // Do this in a goroutine so the GUI remains responsive
+ go func() {
+ letsGo(ctx, log, cmd, tessdir, gbookcmd, dir, training, win, logarea, progressBar, abortbtn, wipe, bigpdf, disableWidgets)
+ }()
+}
+
+// letsGo starts the core process
+func letsGo(ctx context.Context, log *log.Logger, cmd string, tessdir string, gbookcmd string, dir string, training string, win fyne.Window, logarea *widget.Entry, progressBar *widget.ProgressBar, abortbtn *widget.Button, wipe bool, bigpdf bool, disableWidgets []fyne.Disableable) {
bookdir := dir
savedir := dir
bookname := strings.ReplaceAll(filepath.Base(dir), " ", "_")
@@ -299,106 +307,76 @@ func process(ctx context.Context, log *log.Logger, cmd string, tessdir string, g
return
}
- // Do this in a goroutine so the GUI remains responsive
- go func() {
- for _, v := range disableWidgets {
- v.Disable()
- }
-
- abortbtn.Enable()
-
- progressBar.SetValue(0.1)
+ for _, v := range disableWidgets {
+ v.Disable()
+ }
- if strings.HasPrefix(dir, "Google Book: ") {
- if gbookcmd == "" {
- msg := fmt.Sprintf("No getgbook found, can't download Google Book. Either set -gbookcmd on the command line, or use the official build which includes an embedded copy of getgbook.\n")
- dialog.ShowError(errors.New(msg), win)
- fmt.Fprintf(os.Stderr, msg)
- progressBar.SetValue(0.0)
- for _, v := range disableWidgets {
- v.Enable()
- }
- abortbtn.Disable()
- return
- }
- progressBar.SetValue(0.11)
- start := len("Google Book: ")
- bookname = dir[start : start+12]
+ abortbtn.Enable()
- start = start + 12 + len(" Save to: ")
- bookdir = dir[start:]
- savedir = bookdir
+ progressBar.SetValue(0.1)
- fmt.Printf("Downloading Google Book\n")
- d, err := getGoogleBook(ctx, gbookcmd, bookname, bookdir)
- if err != nil {
- if !strings.HasSuffix(err.Error(), "signal: killed") {
- msg := fmt.Sprintf("Error downloading Google Book %s\n", bookname)
- dialog.ShowError(errors.New(msg), win)
- fmt.Fprintf(os.Stderr, msg)
- }
- progressBar.SetValue(0.0)
- for _, v := range disableWidgets {
- v.Enable()
- }
- abortbtn.Disable()
- return
+ if strings.HasPrefix(dir, "Google Book: ") {
+ if gbookcmd == "" {
+ msg := fmt.Sprintf("No getgbook found, can't download Google Book. Either set -gbookcmd on the command line, or use the official build which includes an embedded copy of getgbook.\n")
+ dialog.ShowError(errors.New(msg), win)
+ fmt.Fprintf(os.Stderr, msg)
+ progressBar.SetValue(0.0)
+ for _, v := range disableWidgets {
+ v.Enable()
}
- bookdir = d
- savedir = d
- bookname = filepath.Base(d)
+ abortbtn.Disable()
+ return
}
+ progressBar.SetValue(0.11)
+ start := len("Google Book: ")
+ bookname = dir[start : start+12]
- if strings.HasSuffix(dir, ".pdf") && !f.IsDir() {
- progressBar.SetValue(0.12)
- bookdir, err = extractPdfImgs(ctx, bookdir)
- if err != nil {
- if !strings.HasSuffix(err.Error(), "context canceled") {
- msg := fmt.Sprintf("Error opening PDF %s: %v\n", bookdir, err)
- dialog.ShowError(errors.New(msg), win)
- fmt.Fprintf(os.Stderr, msg)
- }
-
- progressBar.SetValue(0.0)
- for _, v := range disableWidgets {
- v.Enable()
- }
- abortbtn.Disable()
- return
- }
+ start = start + 12 + len(" Save to: ")
+ bookdir = dir[start:]
+ savedir = bookdir
- // happens if extractPdfImgs recovers from a PDF panic,
- // which will occur if we encounter an image we can't decode
- if bookdir == "" {
- msg := fmt.Sprintf("Error opening PDF\nThe format of this PDF is not supported, extract the images to .jpg manually into a folder first.\n")
+ fmt.Printf("Downloading Google Book\n")
+ d, err := getGoogleBook(ctx, gbookcmd, bookname, bookdir)
+ if err != nil {
+ if !strings.HasSuffix(err.Error(), "signal: killed") {
+ msg := fmt.Sprintf("Error downloading Google Book %s\n", bookname)
dialog.ShowError(errors.New(msg), win)
fmt.Fprintf(os.Stderr, msg)
-
- progressBar.SetValue(0.0)
- for _, v := range disableWidgets {
- v.Enable()
- }
- abortbtn.Disable()
- return
}
-
- savedir = strings.TrimSuffix(savedir, ".pdf")
- bookname = strings.TrimSuffix(bookname, ".pdf")
+ progressBar.SetValue(0.0)
+ for _, v := range disableWidgets {
+ v.Enable()
+ }
+ abortbtn.Disable()
+ return
}
+ bookdir = d
+ savedir = d
+ bookname = filepath.Base(d)
+ }
- if strings.Contains(training, "[") {
- start := strings.Index(training, "[") + 1
- end := strings.Index(training, "]")
- training = training[start:end]
- }
+ if strings.HasSuffix(dir, ".pdf") && !f.IsDir() {
+ progressBar.SetValue(0.12)
+ bookdir, err = extractPdfImgs(ctx, bookdir)
+ if err != nil {
+ if !strings.HasSuffix(err.Error(), "context canceled") {
+ msg := fmt.Sprintf("Error opening PDF %s: %v\n", bookdir, err)
+ dialog.ShowError(errors.New(msg), win)
+ fmt.Fprintf(os.Stderr, msg)
+ }
- err = startProcess(ctx, log, cmd, bookdir, bookname, training, savedir, tessdir, !wipe.Checked, bigpdf.Checked)
- if err != nil && strings.HasSuffix(err.Error(), "context canceled") {
progressBar.SetValue(0.0)
+ for _, v := range disableWidgets {
+ v.Enable()
+ }
+ abortbtn.Disable()
return
}
- if err != nil {
- msg := fmt.Sprintf("Error during processing: %v\n", err)
+
+ // happens if extractPdfImgs recovers from a PDF panic,
+ // which will occur if we encounter an image we can't decode
+ if bookdir == "" {
+ msg := fmt.Sprintf("Error opening PDF\nThe format of this PDF is not supported, extract the images to .jpg manually into a folder first.\n")
dialog.ShowError(errors.New(msg), win)
fmt.Fprintf(os.Stderr, msg)
@@ -410,16 +388,43 @@ func process(ctx context.Context, log *log.Logger, cmd string, tessdir string, g
return
}
- progressBar.SetValue(1.0)
+ savedir = strings.TrimSuffix(savedir, ".pdf")
+ bookname = strings.TrimSuffix(bookname, ".pdf")
+ }
+
+ if strings.Contains(training, "[") {
+ start := strings.Index(training, "[") + 1
+ end := strings.Index(training, "]")
+ training = training[start:end]
+ }
+
+ err = startProcess(ctx, log, cmd, bookdir, bookname, training, savedir, tessdir, wipe, bigpdf)
+ if err != nil && strings.HasSuffix(err.Error(), "context canceled") {
+ progressBar.SetValue(0.0)
+ return
+ }
+ if err != nil {
+ msg := fmt.Sprintf("Error during processing: %v\n", err)
+ dialog.ShowError(errors.New(msg), win)
+ fmt.Fprintf(os.Stderr, msg)
+ progressBar.SetValue(0.0)
for _, v := range disableWidgets {
v.Enable()
}
abortbtn.Disable()
+ return
+ }
- msg := fmt.Sprintf("OCR process finished successfully.\n\nYour completed files have been saved in:\n%s", savedir)
- dialog.ShowInformation("OCR Complete", msg, win)
- }()
+ progressBar.SetValue(1.0)
+
+ for _, v := range disableWidgets {
+ v.Enable()
+ }
+ abortbtn.Disable()
+
+ msg := fmt.Sprintf("OCR process finished successfully.\n\nYour completed files have been saved in:\n%s", savedir)
+ dialog.ShowInformation("OCR Complete", msg, win)
}
// startGui starts the gui process
@@ -553,7 +558,9 @@ func startGui(log *log.Logger, cmd string, gbookcmd string, training string, tes
})
abortbtn.Disable()
- gobtn.OnTapped = func(){process(ctx, log, cmd, tessdir, gbookcmd, dir.Text, trainingOpts.Selected, myWindow, logarea, progressBar, abortbtn, wipe, bigpdf, disableWidgets)}
+ gobtn.OnTapped = func(){
+ start(ctx, log, cmd, tessdir, gbookcmd, dir.Text, trainingOpts.Selected, myWindow, logarea, progressBar, abortbtn, !wipe.Checked, bigpdf.Checked, disableWidgets)
+ }
gobtn.Disable()
generated by cgit v1.2.1-24-ge1ad (git 2.21.0) at 2024-12-23 00:55:58 +0000