src/Tools/jEdit/src/rendering.scala
author wenzelm
Thu Feb 20 16:56:51 2014 +0100 (2014-02-20)
changeset 55622 ce575c2212fc
parent 55620 19dffae33cde
child 55623 7aea773c5574
permissions -rw-r--r--
clarified markup cumulation order (see also 25306d92f4ad and 0009a6ebc83b), e.g. relevant for completion_context;
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/*  Title:      Tools/jEdit/src/rendering.scala
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    Author:     Makarius
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Isabelle-specific implementation of quasi-abstract rendering and
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markup interpretation.
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*/
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package isabelle.jedit
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import isabelle._
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import java.awt.Color
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import javax.swing.Icon
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import org.gjt.sp.jedit.syntax.{Token => JEditToken}
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import org.gjt.sp.jedit.{jEdit, View}
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import scala.collection.immutable.SortedMap
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object Rendering
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{
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  def apply(snapshot: Document.Snapshot, options: Options): Rendering =
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    new Rendering(snapshot, options)
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  /* message priorities */
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  private val writeln_pri = 1
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  private val information_pri = 2
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  private val tracing_pri = 3
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  private val warning_pri = 4
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  private val legacy_pri = 5
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  private val error_pri = 6
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  private val message_pri = Map(
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    Markup.WRITELN -> writeln_pri, Markup.WRITELN_MESSAGE -> writeln_pri,
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    Markup.TRACING -> tracing_pri, Markup.TRACING_MESSAGE -> tracing_pri,
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    Markup.WARNING -> warning_pri, Markup.WARNING_MESSAGE -> warning_pri,
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    Markup.ERROR -> error_pri, Markup.ERROR_MESSAGE -> error_pri)
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  /* jEdit font */
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  def font_family(): String = jEdit.getProperty("view.font")
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  private def view_font_size(): Int = jEdit.getIntegerProperty("view.fontsize", 16)
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  private val font_size0 = 5
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  private val font_size1 = 250
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  def font_size(scale: String): Float =
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    (view_font_size() * PIDE.options.real(scale)).toFloat max font_size0 min font_size1
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  def font_size_change(view: View, change: Int => Int)
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  {
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    val size = change(view_font_size()) max font_size0 min font_size1
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    jEdit.setIntegerProperty("view.fontsize", size)
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    jEdit.propertiesChanged()
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    jEdit.saveSettings()
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    view.getStatus.setMessageAndClear("Text font size: " + size)
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  }
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  /* popup window bounds */
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  def popup_bounds: Double = (PIDE.options.real("jedit_popup_bounds") max 0.2) min 0.8
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  /* Isabelle/Isar token markup */
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  private val command_style: Map[String, Byte] =
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  {
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    import JEditToken._
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    Map[String, Byte](
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      Keyword.THY_END -> KEYWORD2,
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      Keyword.THY_SCRIPT -> LABEL,
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      Keyword.QED_SCRIPT -> DIGIT,
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      Keyword.PRF_SCRIPT -> DIGIT,
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      Keyword.PRF_ASM -> KEYWORD3,
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      Keyword.PRF_ASM_GOAL -> KEYWORD3,
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      Keyword.PRF_ASM_GOAL_SCRIPT -> DIGIT
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    ).withDefaultValue(KEYWORD1)
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  }
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  private val token_style: Map[Token.Kind.Value, Byte] =
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  {
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    import JEditToken._
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    Map[Token.Kind.Value, Byte](
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      Token.Kind.KEYWORD -> KEYWORD2,
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      Token.Kind.IDENT -> NULL,
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      Token.Kind.LONG_IDENT -> NULL,
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      Token.Kind.SYM_IDENT -> NULL,
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      Token.Kind.VAR -> NULL,
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      Token.Kind.TYPE_IDENT -> NULL,
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      Token.Kind.TYPE_VAR -> NULL,
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      Token.Kind.NAT -> NULL,
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      Token.Kind.FLOAT -> NULL,
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      Token.Kind.STRING -> LITERAL1,
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      Token.Kind.ALT_STRING -> LITERAL2,
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      Token.Kind.VERBATIM -> COMMENT3,
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      Token.Kind.CARTOUCHE -> COMMENT4,
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      Token.Kind.SPACE -> NULL,
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      Token.Kind.COMMENT -> COMMENT1,
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      Token.Kind.ERROR -> INVALID
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    ).withDefaultValue(NULL)
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  }
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  def token_markup(syntax: Outer_Syntax, token: Token): Byte =
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    if (token.is_command) command_style(syntax.keyword_kind(token.content).getOrElse(""))
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    else if (token.is_delimiter) JEditToken.OPERATOR
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    else token_style(token.kind)
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  /* Isabelle/ML token markup */
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  private val ml_token_style: Map[ML_Lex.Kind.Value, Byte] =
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  {
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    import JEditToken._
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    Map[ML_Lex.Kind.Value, Byte](
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      ML_Lex.Kind.KEYWORD -> NULL,
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      ML_Lex.Kind.IDENT -> NULL,
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      ML_Lex.Kind.LONG_IDENT -> NULL,
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      ML_Lex.Kind.TYPE_VAR -> NULL,
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      ML_Lex.Kind.WORD -> DIGIT,
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      ML_Lex.Kind.INT -> DIGIT,
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      ML_Lex.Kind.REAL -> DIGIT,
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      ML_Lex.Kind.CHAR -> LITERAL2,
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      ML_Lex.Kind.STRING -> LITERAL1,
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      ML_Lex.Kind.SPACE -> NULL,
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      ML_Lex.Kind.COMMENT -> COMMENT1,
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      ML_Lex.Kind.ANTIQ -> NULL,
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      ML_Lex.Kind.ANTIQ_START -> LITERAL4,
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      ML_Lex.Kind.ANTIQ_STOP -> LITERAL4,
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      ML_Lex.Kind.ANTIQ_OTHER -> NULL,
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      ML_Lex.Kind.ANTIQ_STRING -> NULL,
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      ML_Lex.Kind.ANTIQ_ALT_STRING -> NULL,
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      ML_Lex.Kind.ANTIQ_CARTOUCHE -> NULL,
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      ML_Lex.Kind.ERROR -> INVALID
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    ).withDefaultValue(NULL)
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  }
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  def ml_token_markup(token: ML_Lex.Token): Byte =
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    if (!token.is_keyword) ml_token_style(token.kind)
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    else if (token.is_delimiter) JEditToken.OPERATOR
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    else if (ML_Lex.keywords2(token.source)) JEditToken.KEYWORD2
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    else if (ML_Lex.keywords3(token.source)) JEditToken.KEYWORD3
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    else JEditToken.KEYWORD1
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}
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class Rendering private(val snapshot: Document.Snapshot, val options: Options)
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{
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  /* colors */
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  def color_value(s: String): Color = Color_Value(options.string(s))
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  val outdated_color = color_value("outdated_color")
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  val unprocessed_color = color_value("unprocessed_color")
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  val unprocessed1_color = color_value("unprocessed1_color")
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  val running_color = color_value("running_color")
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  val running1_color = color_value("running1_color")
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  val light_color = color_value("light_color")
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  val bullet_color = color_value("bullet_color")
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  val tooltip_color = color_value("tooltip_color")
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  val writeln_color = color_value("writeln_color")
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  val information_color = color_value("information_color")
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  val warning_color = color_value("warning_color")
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  val error_color = color_value("error_color")
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  val error1_color = color_value("error1_color")
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  val writeln_message_color = color_value("writeln_message_color")
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  val information_message_color = color_value("information_message_color")
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  val tracing_message_color = color_value("tracing_message_color")
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  val warning_message_color = color_value("warning_message_color")
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  val error_message_color = color_value("error_message_color")
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  val bad_color = color_value("bad_color")
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  val intensify_color = color_value("intensify_color")
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  val quoted_color = color_value("quoted_color")
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  val antiquoted_color = color_value("antiquoted_color")
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  val antiquote_color = color_value("antiquote_color")
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  val highlight_color = color_value("highlight_color")
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  val hyperlink_color = color_value("hyperlink_color")
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  val active_color = color_value("active_color")
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  val active_hover_color = color_value("active_hover_color")
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  val active_result_color = color_value("active_result_color")
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  val keyword1_color = color_value("keyword1_color")
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  val keyword2_color = color_value("keyword2_color")
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  val keyword3_color = color_value("keyword3_color")
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  val tfree_color = color_value("tfree_color")
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  val tvar_color = color_value("tvar_color")
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  val free_color = color_value("free_color")
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  val skolem_color = color_value("skolem_color")
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  val bound_color = color_value("bound_color")
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  val var_color = color_value("var_color")
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  val inner_numeral_color = color_value("inner_numeral_color")
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  val inner_quoted_color = color_value("inner_quoted_color")
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  val inner_cartouche_color = color_value("inner_cartouche_color")
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  val inner_comment_color = color_value("inner_comment_color")
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  val dynamic_color = color_value("dynamic_color")
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  /* completion context */
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  private val completion_elements =
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    Set(Markup.STRING, Markup.ALTSTRING, Markup.VERBATIM, Markup.CARTOUCHE,
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      Markup.COMMENT, Markup.LANGUAGE)
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  def completion_context(caret: Text.Offset): Option[Completion.Context] =
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    if (caret > 0) {
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      val result =
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        snapshot.select_markup(Text.Range(caret - 1, caret + 1), completion_elements, _ =>
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          {
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            case Text.Info(_, XML.Elem(Markup.Language(language, symbols), _)) =>
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              Some(Completion.Context(language, symbols))
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            case Text.Info(_, XML.Elem(markup, _)) =>
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              Some(Completion.Context(Markup.Language.UNKNOWN, true))
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          })
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      result match {
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        case Text.Info(_, context) :: _ => Some(context)
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        case Nil => None
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      }
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    }
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    else None
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  /* command overview */
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  val overview_limit = options.int("jedit_text_overview_limit")
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  private val overview_elements =
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    Protocol.command_status_markup + Markup.WARNING + Markup.ERROR
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  def overview_color(range: Text.Range): Option[Color] =
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  {
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    if (snapshot.is_outdated) None
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    else {
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      val results =
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        snapshot.cumulate_markup[(Protocol.Status, Int)](
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          range, (Protocol.Status.init, 0), overview_elements, _ =>
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          {
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            case ((status, pri), Text.Info(_, elem)) =>
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              if (elem.name == Markup.WARNING || elem.name == Markup.ERROR)
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                Some((status, pri max Rendering.message_pri(elem.name)))
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              else
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                Some((Protocol.command_status(status, elem.markup), pri))
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          })
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      if (results.isEmpty) None
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      else {
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        val (status, pri) =
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          ((Protocol.Status.init, 0) /: results) {
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            case ((s1, p1), Text.Info(_, (s2, p2))) => (s1 + s2, p1 max p2) }
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        if (status.is_running) Some(running_color)
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        else if (pri == Rendering.warning_pri) Some(warning_color)
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        else if (pri == Rendering.error_pri) Some(error_color)
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        else if (status.is_unprocessed) Some(unprocessed_color)
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        else if (status.is_failed) Some(error_color)
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        else None
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      }
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    }
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  }
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  /* markup selectors */
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  private val highlight_elements =
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    Set(Markup.LANGUAGE, Markup.ML_TYPING, Markup.TOKEN_RANGE,
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      Markup.ENTITY, Markup.PATH, Markup.URL, Markup.SORTING,
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      Markup.TYPING, Markup.FREE, Markup.SKOLEM, Markup.BOUND,
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      Markup.VAR, Markup.TFREE, Markup.TVAR)
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  def highlight(range: Text.Range): Option[Text.Info[Color]] =
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  {
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    snapshot.select_markup(range, highlight_elements, _ =>
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      {
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        case info => Some(Text.Info(snapshot.convert(info.range), highlight_color))
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      }) match { case Text.Info(_, info) :: _ => Some(info) case _ => None }
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  }
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  private val hyperlink_elements =
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    Set(Markup.ENTITY, Markup.PATH, Markup.POSITION, Markup.URL)
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  private def hyperlink_file(line: Int, name: String): Option[PIDE.editor.Hyperlink] =
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    if (Path.is_ok(name))
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      Isabelle_System.source_file(Path.explode(name)).map(path =>
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        PIDE.editor.hyperlink_file(Isabelle_System.platform_path(path), line))
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    else None
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  private def hyperlink_command(id: Document_ID.Generic, offset: Text.Offset)
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      : Option[PIDE.editor.Hyperlink] =
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    snapshot.state.find_command(snapshot.version, id) match {
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      case Some((node, command)) =>
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        PIDE.editor.hyperlink_command(snapshot, command, offset)
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      case None => None
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    }
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  def hyperlink(range: Text.Range): Option[Text.Info[PIDE.editor.Hyperlink]] =
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  {
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    snapshot.cumulate_markup[Vector[Text.Info[PIDE.editor.Hyperlink]]](
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      range, Vector.empty, hyperlink_elements, _ =>
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        {
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          case (links, Text.Info(info_range, XML.Elem(Markup.Path(name), _)))
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          if Path.is_ok(name) =>
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            val jedit_file = PIDE.thy_load.append(snapshot.node_name.master_dir, Path.explode(name))
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            val link = PIDE.editor.hyperlink_file(jedit_file)
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            Some(links :+ Text.Info(snapshot.convert(info_range), link))
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          case (links, Text.Info(info_range, XML.Elem(Markup.Url(name), _))) =>
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            val link = PIDE.editor.hyperlink_url(name)
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            Some(links :+ Text.Info(snapshot.convert(info_range), link))
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          case (links, Text.Info(info_range, XML.Elem(Markup(Markup.ENTITY, props), _)))
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          if !props.exists(
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            { case (Markup.KIND, Markup.ML_OPEN) => true
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              case (Markup.KIND, Markup.ML_STRUCT) => true
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              case _ => false }) =>
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            val opt_link =
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              props match {
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                case Position.Def_Line_File(line, name) => hyperlink_file(line, name)
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                case Position.Def_Id_Offset(id, offset) => hyperlink_command(id, offset)
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                case _ => None
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              }
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            opt_link.map(link => (links :+ Text.Info(snapshot.convert(info_range), link)))
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          case (links, Text.Info(info_range, XML.Elem(Markup(Markup.POSITION, props), _))) =>
wenzelm@55545
   329
            val opt_link =
wenzelm@55545
   330
              props match {
wenzelm@55545
   331
                case Position.Line_File(line, name) => hyperlink_file(line, name)
wenzelm@55545
   332
                case Position.Id_Offset(id, offset) => hyperlink_command(id, offset)
wenzelm@55545
   333
                case _ => None
wenzelm@55545
   334
              }
wenzelm@55622
   335
            opt_link.map(link => links :+ (Text.Info(snapshot.convert(info_range), link)))
wenzelm@52889
   336
wenzelm@52889
   337
          case _ => None
wenzelm@55622
   338
        }) match { case Text.Info(_, _ :+ info) :: _ => Some(info) case _ => None }
wenzelm@49356
   339
  }
wenzelm@49356
   340
wenzelm@49356
   341
wenzelm@55619
   342
  private val active_elements =
wenzelm@55622
   343
    Set(Markup.DIALOG, Markup.BROWSER, Markup.GRAPHVIEW, Markup.SENDBACK, Markup.SIMP_TRACE)
wenzelm@50450
   344
wenzelm@50450
   345
  def active(range: Text.Range): Option[Text.Info[XML.Elem]] =
wenzelm@55620
   346
    snapshot.select_markup(range, active_elements, command_state =>
wenzelm@55620
   347
      {
wenzelm@55620
   348
        case Text.Info(info_range, elem @ Protocol.Dialog(_, serial, _))
wenzelm@55620
   349
        if !command_state.results.defined(serial) =>
wenzelm@55620
   350
          Some(Text.Info(snapshot.convert(info_range), elem))
wenzelm@55622
   351
wenzelm@55620
   352
        case Text.Info(info_range, elem) =>
wenzelm@55620
   353
          if (elem.name == Markup.BROWSER ||
wenzelm@55620
   354
              elem.name == Markup.GRAPHVIEW ||
wenzelm@55620
   355
              elem.name == Markup.SENDBACK ||
wenzelm@55620
   356
              elem.name == Markup.SIMP_TRACE)
wenzelm@52889
   357
            Some(Text.Info(snapshot.convert(info_range), elem))
wenzelm@55620
   358
          else None
wenzelm@55620
   359
      }) match { case Text.Info(_, info) :: _ => Some(info) case _ => None }
wenzelm@49492
   360
wenzelm@49492
   361
wenzelm@50502
   362
  def command_results(range: Text.Range): Command.Results =
wenzelm@50502
   363
  {
wenzelm@50502
   364
    val results =
wenzelm@55620
   365
      snapshot.select_markup[Command.Results](range, _ => true, command_state =>
wenzelm@52889
   366
        { case _ => Some(command_state.results) }).map(_.info)
wenzelm@50507
   367
    (Command.Results.empty /: results)(_ ++ _)
wenzelm@50502
   368
  }
wenzelm@50502
   369
wenzelm@55620
   370
  private val tooltip_message_elements =
wenzelm@55620
   371
    Set(Markup.WRITELN, Markup.WARNING, Markup.ERROR, Markup.BAD)
wenzelm@55620
   372
wenzelm@51496
   373
  def tooltip_message(range: Text.Range): Option[Text.Info[XML.Body]] =
wenzelm@49356
   374
  {
wenzelm@51496
   375
    val results =
wenzelm@55620
   376
      snapshot.cumulate_markup[List[Text.Info[Command.Results.Entry]]](
wenzelm@55620
   377
        range, Nil, tooltip_message_elements, _ =>
wenzelm@51496
   378
        {
wenzelm@51496
   379
          case (msgs, Text.Info(info_range,
wenzelm@51496
   380
            XML.Elem(Markup(name, props @ Markup.Serial(serial)), body)))
wenzelm@51496
   381
          if name == Markup.WRITELN || name == Markup.WARNING || name == Markup.ERROR =>
wenzelm@51496
   382
            val entry: Command.Results.Entry =
wenzelm@51496
   383
              (serial -> XML.Elem(Markup(Markup.message(name), props), body))
wenzelm@52889
   384
            Some(Text.Info(snapshot.convert(info_range), entry) :: msgs)
wenzelm@51496
   385
wenzelm@51496
   386
          case (msgs, Text.Info(info_range, msg @ XML.Elem(Markup(Markup.BAD, _), body)))
wenzelm@51496
   387
          if !body.isEmpty =>
wenzelm@52530
   388
            val entry: Command.Results.Entry = (Document_ID.make(), msg)
wenzelm@52889
   389
            Some(Text.Info(snapshot.convert(info_range), entry) :: msgs)
wenzelm@52889
   390
wenzelm@52889
   391
          case _ => None
wenzelm@52900
   392
        }).flatMap(_.info)
wenzelm@51496
   393
    if (results.isEmpty) None
wenzelm@51496
   394
    else {
wenzelm@51496
   395
      val r = Text.Range(results.head.range.start, results.last.range.stop)
wenzelm@51496
   396
      val msgs = Command.Results.make(results.map(_.info))
wenzelm@51496
   397
      Some(Text.Info(r, Pretty.separate(msgs.entries.map(_._2).toList)))
wenzelm@51496
   398
    }
wenzelm@49356
   399
  }
wenzelm@49356
   400
wenzelm@49356
   401
wenzelm@49356
   402
  private val tooltips: Map[String, String] =
wenzelm@49356
   403
    Map(
wenzelm@50201
   404
      Markup.TOKEN_RANGE -> "inner syntax token",
wenzelm@50201
   405
      Markup.FREE -> "free variable",
wenzelm@50201
   406
      Markup.SKOLEM -> "skolem variable",
wenzelm@50201
   407
      Markup.BOUND -> "bound variable",
wenzelm@50201
   408
      Markup.VAR -> "schematic variable",
wenzelm@50201
   409
      Markup.TFREE -> "free type variable",
wenzelm@55550
   410
      Markup.TVAR -> "schematic type variable")
wenzelm@49356
   411
wenzelm@49356
   412
  private val tooltip_elements =
wenzelm@55550
   413
    Set(Markup.LANGUAGE, Markup.TIMING, Markup.ENTITY, Markup.SORTING,
wenzelm@55550
   414
      Markup.TYPING, Markup.ML_TYPING, Markup.PATH, Markup.URL) ++
wenzelm@55550
   415
      tooltips.keys
wenzelm@49356
   416
wenzelm@49700
   417
  private def pretty_typing(kind: String, body: XML.Body): XML.Tree =
wenzelm@49700
   418
    Pretty.block(XML.Text(kind) :: Pretty.Break(1) :: body)
wenzelm@49356
   419
wenzelm@51588
   420
  private val timing_threshold: Double = options.real("jedit_timing_threshold")
wenzelm@51588
   421
wenzelm@51496
   422
  def tooltip(range: Text.Range): Option[Text.Info[XML.Body]] =
wenzelm@49356
   423
  {
wenzelm@55622
   424
    def add(prev: Text.Info[(Timing, Vector[(Boolean, XML.Tree)])],
wenzelm@55622
   425
      r0: Text.Range, p: (Boolean, XML.Tree)): Text.Info[(Timing, Vector[(Boolean, XML.Tree)])] =
wenzelm@51496
   426
    {
wenzelm@51496
   427
      val r = snapshot.convert(r0)
wenzelm@51588
   428
      val (t, info) = prev.info
wenzelm@55622
   429
      if (prev.range == r)
wenzelm@55622
   430
        Text.Info(r, (t, info :+ p))
wenzelm@55622
   431
      else Text.Info(r, (t, Vector(p)))
wenzelm@51496
   432
    }
wenzelm@49356
   433
wenzelm@51496
   434
    val results =
wenzelm@55622
   435
      snapshot.cumulate_markup[Text.Info[(Timing, Vector[(Boolean, XML.Tree)])]](
wenzelm@55622
   436
        range, Text.Info(range, (Timing.zero, Vector.empty)), tooltip_elements, _ =>
wenzelm@49356
   437
        {
wenzelm@51588
   438
          case (Text.Info(r, (t1, info)), Text.Info(_, XML.Elem(Markup.Timing(t2), _))) =>
wenzelm@52889
   439
            Some(Text.Info(r, (t1 + t2, info)))
wenzelm@50201
   440
          case (prev, Text.Info(r, XML.Elem(Markup.Entity(kind, name), _))) =>
wenzelm@49356
   441
            val kind1 = space_explode('_', kind).mkString(" ")
wenzelm@51588
   442
            val txt1 = kind1 + " " + quote(name)
wenzelm@51588
   443
            val t = prev.info._1
wenzelm@51588
   444
            val txt2 =
wenzelm@51588
   445
              if (kind == Markup.COMMAND && t.elapsed.seconds >= timing_threshold)
wenzelm@51588
   446
                "\n" + t.message
wenzelm@51588
   447
              else ""
wenzelm@52889
   448
            Some(add(prev, r, (true, XML.Text(txt1 + txt2))))
wenzelm@50201
   449
          case (prev, Text.Info(r, XML.Elem(Markup.Path(name), _)))
wenzelm@49356
   450
          if Path.is_ok(name) =>
wenzelm@54515
   451
            val jedit_file = PIDE.thy_load.append(snapshot.node_name.master_dir, Path.explode(name))
wenzelm@52889
   452
            Some(add(prev, r, (true, XML.Text("file " + quote(jedit_file)))))
wenzelm@54702
   453
          case (prev, Text.Info(r, XML.Elem(Markup.Url(name), _))) =>
wenzelm@54702
   454
            Some(add(prev, r, (true, XML.Text("URL " + quote(name)))))
wenzelm@49674
   455
          case (prev, Text.Info(r, XML.Elem(Markup(name, _), body)))
wenzelm@50201
   456
          if name == Markup.SORTING || name == Markup.TYPING =>
wenzelm@52889
   457
            Some(add(prev, r, (true, pretty_typing("::", body))))
wenzelm@50201
   458
          case (prev, Text.Info(r, XML.Elem(Markup(Markup.ML_TYPING, _), body))) =>
wenzelm@52889
   459
            Some(add(prev, r, (false, pretty_typing("ML:", body))))
wenzelm@55615
   460
          case (prev, Text.Info(r, XML.Elem(Markup.Language(language, _), _))) =>
wenzelm@55615
   461
            Some(add(prev, r, (true, XML.Text("language: " + language))))
wenzelm@52889
   462
          case (prev, Text.Info(r, XML.Elem(Markup(name, _), _))) =>
wenzelm@52889
   463
            if (tooltips.isDefinedAt(name))
wenzelm@52889
   464
              Some(add(prev, r, (true, XML.Text(tooltips(name)))))
wenzelm@52889
   465
            else None
wenzelm@52900
   466
        }).map(_.info)
wenzelm@49356
   467
wenzelm@55622
   468
    results.map(_.info).flatMap(res => res._2.toList) match {
wenzelm@51496
   469
      case Nil => None
wenzelm@51496
   470
      case tips =>
wenzelm@51496
   471
        val r = Text.Range(results.head.range.start, results.last.range.stop)
wenzelm@51496
   472
        val all_tips = (tips.filter(_._1) ++ tips.filter(!_._1).lastOption.toList).map(_._2)
wenzelm@51496
   473
        Some(Text.Info(r, Library.separate(Pretty.FBreak, all_tips)))
wenzelm@51496
   474
    }
wenzelm@49356
   475
  }
wenzelm@49356
   476
wenzelm@50554
   477
  val tooltip_margin: Int = options.int("jedit_tooltip_margin")
wenzelm@50554
   478
wenzelm@52873
   479
  lazy val tooltip_close_icon = JEdit_Lib.load_icon(options.string("tooltip_close_icon"))
wenzelm@52873
   480
  lazy val tooltip_detach_icon = JEdit_Lib.load_icon(options.string("tooltip_detach_icon"))
wenzelm@52472
   481
wenzelm@52472
   482
wenzelm@52472
   483
  private lazy val gutter_icons = Map(
wenzelm@52873
   484
    Rendering.information_pri -> JEdit_Lib.load_icon(options.string("gutter_information_icon")),
wenzelm@52873
   485
    Rendering.warning_pri -> JEdit_Lib.load_icon(options.string("gutter_warning_icon")),
wenzelm@52873
   486
    Rendering.legacy_pri -> JEdit_Lib.load_icon(options.string("gutter_legacy_icon")),
wenzelm@52873
   487
    Rendering.error_pri -> JEdit_Lib.load_icon(options.string("gutter_error_icon")))
wenzelm@49356
   488
wenzelm@55620
   489
  private val gutter_elements =
wenzelm@55620
   490
    Set(Markup.WRITELN, Markup.WARNING, Markup.ERROR)
wenzelm@52644
   491
wenzelm@49356
   492
  def gutter_message(range: Text.Range): Option[Icon] =
wenzelm@49356
   493
  {
wenzelm@49356
   494
    val results =
wenzelm@55620
   495
      snapshot.cumulate_markup[Int](range, 0, gutter_elements, _ =>
wenzelm@49356
   496
        {
wenzelm@52644
   497
          case (pri, Text.Info(_, XML.Elem(Markup(Markup.WRITELN, _),
wenzelm@52644
   498
              List(XML.Elem(Markup(Markup.INFORMATION, _), _))))) =>
wenzelm@52889
   499
            Some(pri max Rendering.information_pri)
wenzelm@50201
   500
          case (pri, Text.Info(_, XML.Elem(Markup(Markup.WARNING, _), body))) =>
wenzelm@49356
   501
            body match {
wenzelm@50201
   502
              case List(XML.Elem(Markup(Markup.LEGACY, _), _)) =>
wenzelm@52889
   503
                Some(pri max Rendering.legacy_pri)
wenzelm@52889
   504
              case _ =>
wenzelm@52889
   505
                Some(pri max Rendering.warning_pri)
wenzelm@49356
   506
            }
wenzelm@50201
   507
          case (pri, Text.Info(_, XML.Elem(Markup(Markup.ERROR, _), _))) =>
wenzelm@52889
   508
            Some(pri max Rendering.error_pri)
wenzelm@52889
   509
          case _ => None
wenzelm@49356
   510
        })
wenzelm@49356
   511
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
wenzelm@52472
   512
    gutter_icons.get(pri)
wenzelm@49356
   513
  }
wenzelm@49356
   514
wenzelm@49356
   515
wenzelm@49356
   516
  private val squiggly_colors = Map(
wenzelm@50199
   517
    Rendering.writeln_pri -> writeln_color,
wenzelm@52650
   518
    Rendering.information_pri -> information_color,
wenzelm@50199
   519
    Rendering.warning_pri -> warning_color,
wenzelm@50199
   520
    Rendering.error_pri -> error_color)
wenzelm@49356
   521
wenzelm@55619
   522
  private val squiggly_elements = Set(Markup.WRITELN, Markup.WARNING, Markup.ERROR)
wenzelm@52644
   523
wenzelm@52900
   524
  def squiggly_underline(range: Text.Range): List[Text.Info[Color]] =
wenzelm@49356
   525
  {
wenzelm@49356
   526
    val results =
wenzelm@55620
   527
      snapshot.cumulate_markup[Int](range, 0, squiggly_elements, _ =>
wenzelm@49356
   528
        {
wenzelm@52890
   529
          case (pri, Text.Info(_, elem)) =>
wenzelm@52890
   530
            if (Protocol.is_information(elem))
wenzelm@52889
   531
              Some(pri max Rendering.information_pri)
wenzelm@55620
   532
            else
wenzelm@52890
   533
              Some(pri max Rendering.message_pri(elem.name))
wenzelm@49356
   534
        })
wenzelm@49356
   535
    for {
wenzelm@49356
   536
      Text.Info(r, pri) <- results
wenzelm@49356
   537
      color <- squiggly_colors.get(pri)
wenzelm@49356
   538
    } yield Text.Info(r, color)
wenzelm@49356
   539
  }
wenzelm@49356
   540
wenzelm@49474
   541
wenzelm@49474
   542
  private val message_colors = Map(
wenzelm@50199
   543
    Rendering.writeln_pri -> writeln_message_color,
wenzelm@52650
   544
    Rendering.information_pri -> information_message_color,
wenzelm@50199
   545
    Rendering.tracing_pri -> tracing_message_color,
wenzelm@50199
   546
    Rendering.warning_pri -> warning_message_color,
wenzelm@50199
   547
    Rendering.error_pri -> error_message_color)
wenzelm@49474
   548
wenzelm@52650
   549
  private val line_background_elements =
wenzelm@52650
   550
    Set(Markup.WRITELN_MESSAGE, Markup.TRACING_MESSAGE, Markup.WARNING_MESSAGE,
wenzelm@52650
   551
      Markup.ERROR_MESSAGE, Markup.INFORMATION)
wenzelm@52650
   552
wenzelm@49473
   553
  def line_background(range: Text.Range): Option[(Color, Boolean)] =
wenzelm@49473
   554
  {
wenzelm@49474
   555
    val results =
wenzelm@55620
   556
      snapshot.cumulate_markup[Int](range, 0, line_background_elements, _ =>
wenzelm@49473
   557
        {
wenzelm@52890
   558
          case (pri, Text.Info(_, elem)) =>
wenzelm@52890
   559
            val name = elem.name
wenzelm@52890
   560
            if (name == Markup.INFORMATION)
wenzelm@52890
   561
              Some(pri max Rendering.information_pri)
wenzelm@52890
   562
            else if (name == Markup.WRITELN_MESSAGE || name == Markup.TRACING_MESSAGE ||
wenzelm@52890
   563
                elem.name == Markup.WARNING_MESSAGE || name == Markup.ERROR_MESSAGE)
wenzelm@52889
   564
              Some(pri max Rendering.message_pri(name))
wenzelm@52889
   565
            else None
wenzelm@49474
   566
        })
wenzelm@49474
   567
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
wenzelm@49474
   568
wenzelm@49474
   569
    val is_separator = pri > 0 &&
wenzelm@55620
   570
      snapshot.cumulate_markup[Boolean](range, false, Set(Markup.SEPARATOR), _ =>
wenzelm@49473
   571
        {
wenzelm@52890
   572
          case (_, Text.Info(_, elem)) =>
wenzelm@52890
   573
            if (elem.name == Markup.SEPARATOR) Some(true) else None
wenzelm@49473
   574
        }).exists(_.info)
wenzelm@49473
   575
wenzelm@49474
   576
    message_colors.get(pri).map((_, is_separator))
wenzelm@49473
   577
  }
wenzelm@49356
   578
wenzelm@49492
   579
wenzelm@50500
   580
  def output_messages(st: Command.State): List[XML.Tree] =
wenzelm@50507
   581
    st.results.entries.map(_._2).filterNot(Protocol.is_result(_)).toList
wenzelm@50500
   582
wenzelm@50500
   583
wenzelm@55619
   584
  private val background1_elements =
wenzelm@50201
   585
    Protocol.command_status_markup + Markup.WRITELN_MESSAGE + Markup.TRACING_MESSAGE +
wenzelm@52650
   586
      Markup.WARNING_MESSAGE + Markup.ERROR_MESSAGE + Markup.BAD + Markup.INTENSIFY ++
wenzelm@55619
   587
      active_elements
wenzelm@49492
   588
wenzelm@52900
   589
  def background1(range: Text.Range): List[Text.Info[Color]] =
wenzelm@49356
   590
  {
wenzelm@52900
   591
    if (snapshot.is_outdated) List(Text.Info(range, outdated_color))
wenzelm@49356
   592
    else
wenzelm@49356
   593
      for {
wenzelm@49356
   594
        Text.Info(r, result) <-
wenzelm@50500
   595
          snapshot.cumulate_markup[(Option[Protocol.Status], Option[Color])](
wenzelm@55620
   596
            range, (Some(Protocol.Status.init), None), background1_elements, command_state =>
wenzelm@49356
   597
            {
wenzelm@50500
   598
              case (((Some(status), color), Text.Info(_, XML.Elem(markup, _))))
wenzelm@49356
   599
              if (Protocol.command_status_markup(markup.name)) =>
wenzelm@52889
   600
                Some((Some(Protocol.command_status(status, markup)), color))
wenzelm@50500
   601
              case (_, Text.Info(_, XML.Elem(Markup(Markup.BAD, _), _))) =>
wenzelm@52889
   602
                Some((None, Some(bad_color)))
wenzelm@50500
   603
              case (_, Text.Info(_, XML.Elem(Markup(Markup.INTENSIFY, _), _))) =>
wenzelm@52889
   604
                Some((None, Some(intensify_color)))
wenzelm@52081
   605
              case (acc, Text.Info(_, Protocol.Dialog(_, serial, result))) =>
wenzelm@52081
   606
                command_state.results.get(serial) match {
wenzelm@52081
   607
                  case Some(Protocol.Dialog_Result(res)) if res == result =>
wenzelm@52889
   608
                    Some((None, Some(active_result_color)))
wenzelm@52081
   609
                  case _ =>
wenzelm@52889
   610
                    Some((None, Some(active_color)))
wenzelm@50500
   611
                }
wenzelm@52890
   612
              case (_, Text.Info(_, elem)) =>
wenzelm@55619
   613
                if (active_elements(elem.name)) Some((None, Some(active_color)))
wenzelm@52889
   614
                else None
wenzelm@49356
   615
            })
wenzelm@49356
   616
        color <-
wenzelm@49356
   617
          (result match {
wenzelm@50500
   618
            case (Some(status), opt_color) =>
wenzelm@49356
   619
              if (status.is_unprocessed) Some(unprocessed1_color)
wenzelm@49356
   620
              else if (status.is_running) Some(running1_color)
wenzelm@49356
   621
              else opt_color
wenzelm@50500
   622
            case (_, opt_color) => opt_color
wenzelm@49356
   623
          })
wenzelm@49356
   624
      } yield Text.Info(r, color)
wenzelm@49356
   625
  }
wenzelm@49356
   626
wenzelm@49356
   627
wenzelm@52900
   628
  def background2(range: Text.Range): List[Text.Info[Color]] =
wenzelm@55620
   629
    snapshot.select_markup(range, Set(Markup.TOKEN_RANGE), _ =>
wenzelm@49356
   630
      {
wenzelm@52890
   631
        case Text.Info(_, elem) =>
wenzelm@52890
   632
          if (elem.name == Markup.TOKEN_RANGE) Some(light_color) else None
wenzelm@49356
   633
      })
wenzelm@49356
   634
wenzelm@49356
   635
wenzelm@52900
   636
  def bullet(range: Text.Range): List[Text.Info[Color]] =
wenzelm@55620
   637
    snapshot.select_markup(range, Set(Markup.BULLET), _ =>
wenzelm@51574
   638
      {
wenzelm@52890
   639
        case Text.Info(_, elem) =>
wenzelm@52890
   640
          if (elem.name == Markup.BULLET) Some(bullet_color) else None
wenzelm@51574
   641
      })
wenzelm@51574
   642
wenzelm@51574
   643
wenzelm@55619
   644
  private val foreground_elements =
wenzelm@55526
   645
    Set(Markup.STRING, Markup.ALTSTRING, Markup.VERBATIM, Markup.CARTOUCHE, Markup.ANTIQUOTED)
wenzelm@52101
   646
wenzelm@52900
   647
  def foreground(range: Text.Range): List[Text.Info[Color]] =
wenzelm@55620
   648
    snapshot.select_markup(range, foreground_elements, _ =>
wenzelm@49356
   649
      {
wenzelm@52890
   650
        case Text.Info(_, elem) =>
wenzelm@55620
   651
          if (elem.name == Markup.ANTIQUOTED) Some(antiquoted_color) else Some(quoted_color)
wenzelm@49356
   652
      })
wenzelm@49356
   653
wenzelm@49356
   654
wenzelm@49356
   655
  private val text_colors: Map[String, Color] = Map(
wenzelm@50201
   656
      Markup.KEYWORD1 -> keyword1_color,
wenzelm@50201
   657
      Markup.KEYWORD2 -> keyword2_color,
wenzelm@50201
   658
      Markup.STRING -> Color.BLACK,
wenzelm@50201
   659
      Markup.ALTSTRING -> Color.BLACK,
wenzelm@50201
   660
      Markup.VERBATIM -> Color.BLACK,
wenzelm@55514
   661
      Markup.CARTOUCHE -> Color.BLACK,
wenzelm@50201
   662
      Markup.LITERAL -> keyword1_color,
wenzelm@50201
   663
      Markup.DELIMITER -> Color.BLACK,
wenzelm@50201
   664
      Markup.TFREE -> tfree_color,
wenzelm@50201
   665
      Markup.TVAR -> tvar_color,
wenzelm@50201
   666
      Markup.FREE -> free_color,
wenzelm@50201
   667
      Markup.SKOLEM -> skolem_color,
wenzelm@50201
   668
      Markup.BOUND -> bound_color,
wenzelm@50201
   669
      Markup.VAR -> var_color,
wenzelm@50201
   670
      Markup.INNER_STRING -> inner_quoted_color,
wenzelm@55033
   671
      Markup.INNER_CARTOUCHE -> inner_cartouche_color,
wenzelm@50201
   672
      Markup.INNER_COMMENT -> inner_comment_color,
wenzelm@50201
   673
      Markup.DYNAMIC_FACT -> dynamic_color,
wenzelm@55526
   674
      Markup.ANTIQUOTE -> antiquote_color,
wenzelm@55505
   675
      Markup.ML_KEYWORD1 -> keyword1_color,
wenzelm@55505
   676
      Markup.ML_KEYWORD2 -> keyword2_color,
wenzelm@55505
   677
      Markup.ML_KEYWORD3 -> keyword3_color,
wenzelm@50201
   678
      Markup.ML_DELIMITER -> Color.BLACK,
wenzelm@50201
   679
      Markup.ML_NUMERAL -> inner_numeral_color,
wenzelm@50201
   680
      Markup.ML_CHAR -> inner_quoted_color,
wenzelm@50201
   681
      Markup.ML_STRING -> inner_quoted_color,
wenzelm@52101
   682
      Markup.ML_COMMENT -> inner_comment_color)
wenzelm@49356
   683
wenzelm@52102
   684
  private val text_color_elements = text_colors.keySet
wenzelm@49356
   685
wenzelm@52900
   686
  def text_color(range: Text.Range, color: Color): List[Text.Info[Color]] =
wenzelm@49356
   687
  {
wenzelm@52900
   688
    if (color == Token_Markup.hidden_color) List(Text.Info(range, color))
wenzelm@50196
   689
    else
wenzelm@55620
   690
      snapshot.cumulate_markup(range, color, text_color_elements, _ =>
wenzelm@50196
   691
        {
wenzelm@52890
   692
          case (_, Text.Info(_, elem)) => text_colors.get(elem.name)
wenzelm@50196
   693
        })
wenzelm@49356
   694
  }
wenzelm@50542
   695
wenzelm@50542
   696
wenzelm@50542
   697
  /* nested text structure -- folds */
wenzelm@50542
   698
wenzelm@55620
   699
  private val fold_depth_elements =
wenzelm@55620
   700
    Set(Markup.TEXT_FOLD, Markup.GOAL, Markup.SUBGOAL)
wenzelm@50542
   701
wenzelm@52900
   702
  def fold_depth(range: Text.Range): List[Text.Info[Int]] =
wenzelm@55620
   703
    snapshot.cumulate_markup[Int](range, 0, fold_depth_elements, _ =>
wenzelm@50542
   704
      {
wenzelm@55620
   705
        case (depth, _) => Some(depth + 1)
wenzelm@50542
   706
      })
wenzelm@49356
   707
}