src/Tools/jEdit/src/rendering.scala
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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, GUIUtilities}
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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 tracing_pri = 2
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  private val warning_pri = 3
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  private val legacy_pri = 4
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  private val error_pri = 5
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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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  /* icons */
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  private def load_icon(name: String): Icon =
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  {
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    val icon = GUIUtilities.loadIcon(name)
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    if (icon.getIconWidth < 0 || icon.getIconHeight < 0) error("Bad icon: " + name)
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    else icon
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  }
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  private val gutter_icons = Map(
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    warning_pri -> load_icon("16x16/status/dialog-information.png"),
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    legacy_pri -> load_icon("16x16/status/dialog-warning.png"),
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    error_pri -> load_icon("16x16/status/dialog-error.png"))
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  val tooltip_close_icon = load_icon("16x16/actions/document-close.png")
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  val tooltip_detach_icon = load_icon("16x16/actions/window-new.png")
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  /* jEdit font */
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  def font_family(): String = jEdit.getProperty("view.font")
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  def font_size(scale: String): Float =
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    (jEdit.getIntegerProperty("view.fontsize", 16) * PIDE.options.real(scale)).toFloat
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  /* token markup -- text styles */
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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.PRF_SCRIPT -> LABEL,
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      Keyword.PRF_ASM -> KEYWORD3,
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      Keyword.PRF_ASM_GOAL -> KEYWORD3
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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.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_operator) JEditToken.OPERATOR
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    else token_style(token.kind)
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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 tooltip_color = color_value("tooltip_color")
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  val writeln_color = color_value("writeln_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 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 highlight_color = color_value("highlight_color")
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  val hyperlink_color = color_value("hyperlink_color")
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  val sendback_color = color_value("sendback_color")
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  val sendback_active_color = color_value("sendback_active_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 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_comment_color = color_value("inner_comment_color")
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  val antiquotation_color = color_value("antiquotation_color")
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  val dynamic_color = color_value("dynamic_color")
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  /* command overview */
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  val overview_limit = options.int("jedit_text_overview_limit")
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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),
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          Some(Protocol.command_status_markup + Markup.WARNING + Markup.ERROR),
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          {
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            case ((status, pri), Text.Info(_, XML.Elem(markup, _))) =>
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              if (markup.name == Markup.WARNING || markup.name == Markup.ERROR)
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                (status, pri max Rendering.message_pri(markup.name))
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              else (Protocol.command_status(status, 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 (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_running) Some(running_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_include =
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    Set(Markup.SORT, Markup.TYP, Markup.TERM, Markup.PROP, Markup.ML_TYPING, Markup.TOKEN_RANGE,
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      Markup.ENTITY, Markup.PATH, Markup.SORTING, Markup.TYPING, Markup.FREE, Markup.SKOLEM,
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      Markup.BOUND, Markup.VAR, Markup.TFREE, Markup.TVAR, Markup.ML_SOURCE, Markup.DOCUMENT_SOURCE)
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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, Some(highlight_include),
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        {
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          case Text.Info(info_range, XML.Elem(Markup(name, _), _)) if highlight_include(name) =>
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            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_include = Set(Markup.ENTITY, Markup.PATH)
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  def hyperlink(range: Text.Range): Option[Text.Info[Hyperlink]] =
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  {
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    snapshot.cumulate_markup[List[Text.Info[Hyperlink]]](range, Nil, Some(hyperlink_include),
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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.dir, Path.explode(name))
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            Text.Info(snapshot.convert(info_range), Hyperlink(jedit_file, 0, 0)) :: links
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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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            props match {
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              case Position.Def_Line_File(line, name) if Path.is_ok(name) =>
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                Isabelle_System.source_file(Path.explode(name)) match {
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                  case Some(path) =>
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                    val jedit_file = Isabelle_System.platform_path(path)
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                    Text.Info(snapshot.convert(info_range), Hyperlink(jedit_file, line, 0)) :: links
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                  case None => links
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                }
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              case Position.Def_Id_Offset(id, offset) =>
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                snapshot.state.find_command(snapshot.version, id) match {
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                  case Some((node, command)) =>
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                    val sources =
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                      node.commands.iterator.takeWhile(_ != command).map(_.source) ++
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                        Iterator.single(command.source(Text.Range(0, command.decode(offset))))
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                    val (line, column) = ((1, 1) /: sources)(Symbol.advance_line_column)
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                    Text.Info(snapshot.convert(info_range),
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                      Hyperlink(command.node_name.node, line, column)) :: links
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                  case None => links
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                }
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              case _ => links
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            }
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        }) match { case Text.Info(_, info :: _) #:: _ => Some(info) case _ => None }
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  }
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  def sendback(range: Text.Range): Option[Text.Info[Option[Document.Exec_ID]]] =
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    snapshot.select_markup(range, Some(Set(Markup.SENDBACK)),
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        {
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          case Text.Info(info_range, XML.Elem(Markup(Markup.SENDBACK, props), _)) =>
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            Text.Info(snapshot.convert(info_range), Position.Id.unapply(props))
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        }) match { case Text.Info(_, info) #:: _ => Some(info) case _ => None }
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  def tooltip_message(range: Text.Range): XML.Body =
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  {
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    val msgs =
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      snapshot.cumulate_markup[SortedMap[Long, XML.Tree]](range, SortedMap.empty,
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        Some(Set(Markup.WRITELN, Markup.WARNING, Markup.ERROR, Markup.BAD)),
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        {
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          case (msgs, Text.Info(_, XML.Elem(Markup(name, props @ Markup.Serial(serial)), body)))
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          if name == Markup.WRITELN ||
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              name == Markup.WARNING ||
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              name == Markup.ERROR =>
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            msgs + (serial -> XML.Elem(Markup(Markup.message(name), props), body))
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          case (msgs, Text.Info(_, msg @ XML.Elem(Markup(Markup.BAD, _), body)))
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          if !body.isEmpty => msgs + (Document.new_id() -> msg)
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        }).toList.flatMap(_.info)
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    Pretty.separate(msgs.iterator.map(_._2).toList)
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  }
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  private val tooltips: Map[String, String] =
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    Map(
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      Markup.SORT -> "sort",
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      Markup.TYP -> "type",
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      Markup.TERM -> "term",
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      Markup.PROP -> "proposition",
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      Markup.TOKEN_RANGE -> "inner syntax token",
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      Markup.FREE -> "free variable",
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      Markup.SKOLEM -> "skolem variable",
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      Markup.BOUND -> "bound variable",
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      Markup.VAR -> "schematic variable",
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      Markup.TFREE -> "free type variable",
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      Markup.TVAR -> "schematic type variable",
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      Markup.ML_SOURCE -> "ML source",
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      Markup.DOCUMENT_SOURCE -> "document source")
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  private val tooltip_elements =
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    Set(Markup.ENTITY, Markup.SORTING, Markup.TYPING, Markup.ML_TYPING, Markup.PATH) ++
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      tooltips.keys
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  private def pretty_typing(kind: String, body: XML.Body): XML.Tree =
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    Pretty.block(XML.Text(kind) :: Pretty.Break(1) :: body)
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  def tooltip(range: Text.Range): XML.Body =
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  {
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    def add(prev: Text.Info[List[(Boolean, XML.Tree)]], r: Text.Range, p: (Boolean, XML.Tree)) =
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      if (prev.range == r) Text.Info(r, p :: prev.info) else Text.Info(r, List(p))
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    val tips =
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      snapshot.cumulate_markup[Text.Info[(List[(Boolean, XML.Tree)])]](
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        range, Text.Info(range, Nil), Some(tooltip_elements),
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        {
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          case (prev, Text.Info(r, XML.Elem(Markup.Entity(kind, name), _))) =>
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            val kind1 = space_explode('_', kind).mkString(" ")
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            add(prev, r, (true, XML.Text(kind1 + " " + quote(name))))
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          case (prev, Text.Info(r, 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.dir, Path.explode(name))
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            add(prev, r, (true, XML.Text("file " + quote(jedit_file))))
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          case (prev, Text.Info(r, XML.Elem(Markup(name, _), body)))
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          if name == Markup.SORTING || name == Markup.TYPING =>
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            add(prev, r, (true, pretty_typing("::", body)))
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          case (prev, Text.Info(r, XML.Elem(Markup(Markup.ML_TYPING, _), body))) =>
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   321
            add(prev, r, (false, pretty_typing("ML:", body)))
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          case (prev, Text.Info(r, XML.Elem(Markup(name, _), _)))
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   323
          if tooltips.isDefinedAt(name) => add(prev, r, (true, XML.Text(tooltips(name))))
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   324
        }).toList.flatMap(_.info.info)
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   325
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   326
    val all_tips =
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   327
      (tips.filter(_._1) ++ tips.filter(!_._1).lastOption.toList).map(_._2)
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   328
    Library.separate(Pretty.FBreak, all_tips.toList)
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   329
  }
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   331
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   332
  def gutter_message(range: Text.Range): Option[Icon] =
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   333
  {
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   334
    val results =
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   335
      snapshot.cumulate_markup[Int](range, 0, Some(Set(Markup.WARNING, Markup.ERROR)),
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   336
        {
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   337
          case (pri, Text.Info(_, XML.Elem(Markup(Markup.WARNING, _), body))) =>
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   338
            body match {
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   339
              case List(XML.Elem(Markup(Markup.LEGACY, _), _)) =>
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   340
                pri max Rendering.legacy_pri
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   341
              case _ => pri max Rendering.warning_pri
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   342
            }
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   343
          case (pri, Text.Info(_, XML.Elem(Markup(Markup.ERROR, _), _))) =>
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   344
            pri max Rendering.error_pri
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   345
        })
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   346
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
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   347
    Rendering.gutter_icons.get(pri)
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   348
  }
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   349
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   350
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   351
  private val squiggly_colors = Map(
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   352
    Rendering.writeln_pri -> writeln_color,
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   353
    Rendering.warning_pri -> warning_color,
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   354
    Rendering.error_pri -> error_color)
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   355
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   356
  def squiggly_underline(range: Text.Range): Stream[Text.Info[Color]] =
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   357
  {
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   358
    val results =
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   359
      snapshot.cumulate_markup[Int](range, 0,
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   360
        Some(Set(Markup.WRITELN, Markup.WARNING, Markup.ERROR)),
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   361
        {
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   362
          case (pri, Text.Info(_, XML.Elem(Markup(name, _), _)))
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   363
          if name == Markup.WRITELN ||
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   364
            name == Markup.WARNING ||
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   365
            name == Markup.ERROR => pri max Rendering.message_pri(name)
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diff changeset
   366
        })
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   367
    for {
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   368
      Text.Info(r, pri) <- results
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   369
      color <- squiggly_colors.get(pri)
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   370
    } yield Text.Info(r, color)
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   371
  }
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diff changeset
   372
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diff changeset
   373
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   374
  private val messages_include =
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   375
    Set(Markup.WRITELN_MESSAGE, Markup.TRACING_MESSAGE, Markup.WARNING_MESSAGE, Markup.ERROR_MESSAGE)
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   376
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   377
  private val message_colors = Map(
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diff changeset
   378
    Rendering.writeln_pri -> writeln_message_color,
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diff changeset
   379
    Rendering.tracing_pri -> tracing_message_color,
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diff changeset
   380
    Rendering.warning_pri -> warning_message_color,
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diff changeset
   381
    Rendering.error_pri -> error_message_color)
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diff changeset
   382
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   383
  def line_background(range: Text.Range): Option[(Color, Boolean)] =
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diff changeset
   384
  {
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diff changeset
   385
    val results =
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diff changeset
   386
      snapshot.cumulate_markup[Int](range, 0, Some(messages_include),
49473
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diff changeset
   387
        {
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diff changeset
   388
          case (pri, Text.Info(_, XML.Elem(Markup(name, _), _)))
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diff changeset
   389
          if name == Markup.WRITELN_MESSAGE ||
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diff changeset
   390
            name == Markup.TRACING_MESSAGE ||
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diff changeset
   391
            name == Markup.WARNING_MESSAGE ||
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diff changeset
   392
            name == Markup.ERROR_MESSAGE => pri max Rendering.message_pri(name)
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diff changeset
   393
        })
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diff changeset
   394
    val pri = (0 /: results) { case (p1, Text.Info(_, p2)) => p1 max p2 }
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diff changeset
   395
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diff changeset
   396
    val is_separator = pri > 0 &&
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diff changeset
   397
      snapshot.cumulate_markup[Boolean](range, false, Some(Set(Markup.SEPARATOR)),
49473
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diff changeset
   398
        {
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diff changeset
   399
          case (_, Text.Info(_, XML.Elem(Markup(Markup.SEPARATOR, _), _))) => true
49473
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diff changeset
   400
        }).exists(_.info)
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diff changeset
   401
49474
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diff changeset
   402
    message_colors.get(pri).map((_, is_separator))
49473
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diff changeset
   403
  }
49356
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diff changeset
   404
49492
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diff changeset
   405
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diff changeset
   406
  private val background1_include =
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diff changeset
   407
    Protocol.command_status_markup + Markup.WRITELN_MESSAGE + Markup.TRACING_MESSAGE +
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parents: 50200
diff changeset
   408
      Markup.WARNING_MESSAGE + Markup.ERROR_MESSAGE + Markup.BAD + Markup.INTENSIFY +
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diff changeset
   409
      Markup.SENDBACK
49492
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parents: 49476
diff changeset
   410
49356
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diff changeset
   411
  def background1(range: Text.Range): Stream[Text.Info[Color]] =
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diff changeset
   412
  {
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diff changeset
   413
    if (snapshot.is_outdated) Stream(Text.Info(range, outdated_color))
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diff changeset
   414
    else
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diff changeset
   415
      for {
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diff changeset
   416
        Text.Info(r, result) <-
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parents: 49355
diff changeset
   417
          snapshot.cumulate_markup[(Option[Protocol.Status], Option[Color])](
49492
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parents: 49476
diff changeset
   418
            range, (Some(Protocol.Status.init), None), Some(background1_include),
49356
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diff changeset
   419
            {
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parents: 49355
diff changeset
   420
              case (((Some(status), color), Text.Info(_, XML.Elem(markup, _))))
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wenzelm
parents: 49355
diff changeset
   421
              if (Protocol.command_status_markup(markup.name)) =>
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wenzelm
parents: 49355
diff changeset
   422
                (Some(Protocol.command_status(status, markup)), color)
50201
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wenzelm
parents: 50200
diff changeset
   423
              case (_, Text.Info(_, XML.Elem(Markup(Markup.BAD, _), _))) =>
49356
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diff changeset
   424
                (None, Some(bad_color))
50201
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wenzelm
parents: 50200
diff changeset
   425
              case (_, Text.Info(_, XML.Elem(Markup(Markup.INTENSIFY, _), _))) =>
49358
0fa351b1bd14 clarified markup names;
wenzelm
parents: 49356
diff changeset
   426
                (None, Some(intensify_color))
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   427
              case (_, Text.Info(_, XML.Elem(Markup(Markup.SENDBACK, _), _))) =>
49492
2e3e7ea5ce8e some support for hovering and sendback area;
wenzelm
parents: 49476
diff changeset
   428
                (None, Some(sendback_color))
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   429
            })
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   430
        color <-
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   431
          (result match {
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   432
            case (Some(status), opt_color) =>
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   433
              if (status.is_unprocessed) Some(unprocessed1_color)
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   434
              else if (status.is_running) Some(running1_color)
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   435
              else opt_color
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   436
            case (_, opt_color) => opt_color
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   437
          })
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   438
      } yield Text.Info(r, color)
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   439
  }
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   440
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   441
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   442
  def background2(range: Text.Range): Stream[Text.Info[Color]] =
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   443
    snapshot.select_markup(range, Some(Set(Markup.TOKEN_RANGE)),
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   444
      {
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   445
        case Text.Info(_, XML.Elem(Markup(Markup.TOKEN_RANGE, _), _)) => light_color
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   446
      })
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   447
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   448
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   449
  def foreground(range: Text.Range): Stream[Text.Info[Color]] =
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   450
    snapshot.select_markup(range, Some(Set(Markup.STRING, Markup.ALTSTRING, Markup.VERBATIM)),
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   451
      {
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   452
        case Text.Info(_, XML.Elem(Markup(Markup.STRING, _), _)) => quoted_color
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   453
        case Text.Info(_, XML.Elem(Markup(Markup.ALTSTRING, _), _)) => quoted_color
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   454
        case Text.Info(_, XML.Elem(Markup(Markup.VERBATIM, _), _)) => quoted_color
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   455
      })
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   456
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   457
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   458
  private val text_colors: Map[String, Color] = Map(
50201
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   459
      Markup.KEYWORD1 -> keyword1_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   460
      Markup.KEYWORD2 -> keyword2_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   461
      Markup.STRING -> Color.BLACK,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   462
      Markup.ALTSTRING -> Color.BLACK,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   463
      Markup.VERBATIM -> Color.BLACK,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   464
      Markup.LITERAL -> keyword1_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   465
      Markup.DELIMITER -> Color.BLACK,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   466
      Markup.TFREE -> tfree_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   467
      Markup.TVAR -> tvar_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   468
      Markup.FREE -> free_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   469
      Markup.SKOLEM -> skolem_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   470
      Markup.BOUND -> bound_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   471
      Markup.VAR -> var_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   472
      Markup.INNER_STRING -> inner_quoted_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   473
      Markup.INNER_COMMENT -> inner_comment_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   474
      Markup.DYNAMIC_FACT -> dynamic_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   475
      Markup.ML_KEYWORD -> keyword1_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   476
      Markup.ML_DELIMITER -> Color.BLACK,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   477
      Markup.ML_NUMERAL -> inner_numeral_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   478
      Markup.ML_CHAR -> inner_quoted_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   479
      Markup.ML_STRING -> inner_quoted_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   480
      Markup.ML_COMMENT -> inner_comment_color,
c26369c9eda6 Isabelle-specific implementation of quasi-abstract markup elements -- back to module arrangement before d83797ef0d2d;
wenzelm
parents: 50200
diff changeset
   481
      Markup.ANTIQ -> antiquotation_color)
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   482
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   483
  private val text_color_elements = Set.empty[String] ++ text_colors.keys
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   484
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   485
  def text_color(range: Text.Range, color: Color)
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   486
      : Stream[Text.Info[Color]] =
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   487
  {
50196
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   488
    if (color == Token_Markup.hidden_color) Stream(Text.Info(range, color))
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   489
    else
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   490
      snapshot.cumulate_markup(range, color, Some(text_color_elements),
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   491
        {
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   492
          case (_, Text.Info(_, XML.Elem(Markup(m, _), _)))
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   493
          if text_colors.isDefinedAt(m) => text_colors(m)
94886ebf090f retain hidden_color (i.e. transparent white) instead of replacing it by semantic text color, to make control symbols more hidden and avoid "dirty" lines with some fonts;
wenzelm
parents: 50164
diff changeset
   494
        })
49356
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   495
  }
6e0c0ffb6ec7 more static handling of rendering options;
wenzelm
parents: 49355
diff changeset
   496
}