Mercurial > cgi-bin > hgweb.cgi > ImagePrep

annotate src/name/blackcap/imageprep/Main.kt @ 13:3feeb953d9ae

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author David Barts <n5jrn@me.com>
date Sat, 18 Jul 2020 14:23:02 -0700
parents 884f1415a330
children 5fa5d15b4a7b
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1 /*
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2 * Entry point, etc.
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3 */
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4 package name.blackcap.imageprep
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5
4
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6 import java.io.File
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7 import java.util.logging.Level
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8 import java.util.logging.Logger
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9 import javax.swing.UIManager
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10 import name.blackcap.kcli.CommandLine
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11 import name.blackcap.kcli.InvalidArgumentException
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12 import name.blackcap.kcli.Option
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13 import name.blackcap.kcli.PromptingParser
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14 import org.apache.commons.cli.HelpFormatter
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15 import org.apache.commons.cli.Options
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16 import org.apache.commons.cli.ParseException
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17
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18 object Application {
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19 /* name we call ourselves */
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20 val MYNAME = "ImagePrep"
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21
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22 /* global UI objects */
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23 var mainFrame: MainFrame by setOnce()
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24 var helpDialog: HelpDialog by setOnce()
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25
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26 fun initialize() {
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27 UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
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28 mainFrame = MainFrame() /* must be created first */
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29 mainFrame.jMenuBar = MyMenuBar()
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30 setMacMenus() /* always safe to call; no-op if not a Mac */
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31 helpDialog = HelpDialog()
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32 mainFrame.setVisible(true)
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33 }
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34 }
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35
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36 fun main(args: Array<String>) {
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37 /* start up */
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38 LOGGER.log(Level.INFO, "beginning execution")
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39 if (OS.type == OS.MAC) {
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40 System.setProperty("apple.laf.useScreenMenuBar", "true")
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41 }
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42
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43 /* parse command line */
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44 if (Settings.outputToInputDir)
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45 Settings.outputTo = System.getProperty("user.dir")
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46 val options = Options().apply {
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47 addOption(Option<Unit>("?", "help", false, "Print this help message."))
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48 addOption(Option<Int>("m", "maxdim", true, "Maximum dimension (default: ${Settings.maxDimension})").apply {
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49 default = Settings.maxDimension
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50 interpolater = {
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51 val ret = try { it.toInt() } catch (e: NumberFormatException) { -1 }
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52 if (ret < 1)
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53 throw InvalidArgumentException("Dimension must be a positive integer.")
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54 Settings.maxDimension = ret
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55 ret
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56 }
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57 })
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58 addOption(Option<File>("o", "output", true, "Output directory (default: ${Settings.outputTo})").apply {
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59 default = File(Settings.outputTo)
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60 interpolater = {
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61 val ret = File(tilde(it))
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62 if (!ret.exists())
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63 throw InvalidArgumentException("'${it}' does not exist")
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64 if (!ret.isDirectory())
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65 throw InvalidArgumentException("'${it}' is not a directory")
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66 Settings.outputTo = ret.canonicalPath
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67 ret
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68 }
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69 })
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70 addOption(Option<Int>("q", "quality", true, "JPEG quality for output (0-100, default ${Settings.outputQuality})").apply {
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71 default = Settings.outputQuality
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72 interpolater = {
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73 val ret = try { it.toInt() } catch (e: NumberFormatException) { -1 }
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74 if (ret < 0 || ret > 100)
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75 throw InvalidArgumentException("Quality must be an integer from 0 to 100, inclusive.")
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76 Settings.outputQuality = ret
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77 ret
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78 }
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79 })
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80 }
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81 val cmdLine: CommandLine? = try {
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82 PromptingParser().parse(options, args)
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83 } catch (e: ParseException) {
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84 System.err.println("${Application.MYNAME}: Syntax error - ${e.message}")
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85 System.exit(2)
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86 null
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87 }
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88 if (cmdLine!!.hasOption("help")) {
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89 val usage = Application.MYNAME + " [--maxdim=integer] [--output=directory] [--quality=integer] file [...]"
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90 HelpFormatter().printHelp(usage, options, false);
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91 System.exit(0);
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92 }
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93
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94 /* launch GUI */
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95 inSwingThread {
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96 Application.initialize()
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97 for (fileName in cmdLine!!.args)
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98 RotateDialog.makeDialog(File(fileName))
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99 }
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100 }