New upstream version 2.9.22

[sven/vym.git] / src / vymtext.cpp

diff --git a/src/vymtext.cpp b/src/vymtext.cpp
new file mode 100644 (file)
index 0000000..f17faf3
--- /dev/null
+++ b/src/vymtext.cpp
@@ -0,0 +1,250 @@
+#include "vymtext.h"
+#include "misc.h"
+
+#include <QDebug>
+#include <QRegExp>
+#include <QTextDocument>
+
+/////////////////////////////////////////////////////////////////
+// VymText  Base class for Vymnotes and Headings
+/////////////////////////////////////////////////////////////////
+
+VymText::VymText() { clear(); }
+
+VymText::VymText(const VymText &other)
+{
+    clear();
+    copy(other);
+    return;
+}
+
+VymText::VymText(const QString &s)
+{
+    clear();
+    setPlainText(s);
+}
+
+bool VymText::operator==(const VymText &other)
+{
+    if (text == other.text && fonthint == other.fonthint &&
+        textmode == other.textmode && filenamehint == other.filenamehint &&
+        color == other.color)
+        return true;
+    else
+        return false;
+}
+
+void VymText::operator=(const VymText &other) { copy(other); }
+
+void VymText::copy(const VymText &other)
+{
+    text = other.text;
+    fonthint = other.fonthint;
+    filenamehint = other.filenamehint;
+    textmode = other.textmode;
+    color = other.color;
+}
+
+void VymText::clear()
+{
+    text = "";
+    fonthint = "";
+    filenamehint = "";
+    textmode = AutoText;
+    color = Qt::black;
+}
+
+void VymText::setRichText(bool b)
+{
+    if (b)
+        textmode = RichText;
+    else
+        textmode = PlainText;
+}
+
+bool VymText::isRichText() const
+{
+    if (textmode == RichText)
+        return true;
+    else
+        return false;
+}
+
+void VymText::setText(const QString &s) { text = s; }
+
+void VymText::setRichText(const QString &s)
+{
+    text = s;
+    textmode = RichText;
+}
+
+void VymText::setPlainText(const QString &s)
+{
+    text = s;
+    textmode = PlainText;
+}
+
+void VymText::setAutoText(const QString &s)
+{
+    clear();
+    if (Qt::mightBeRichText(s))
+        setRichText(s);
+    else
+        setPlainText(s);
+}
+
+QString VymText::getText() const { return text; }
+
+QString VymText::getTextASCII() const { return getTextASCII("", 0); } // FIXME-2 use setting, see TreeItem::setHeading
+
+QString VymText::getTextASCII(QString indent, const int &width) const
+{
+    if (text.isEmpty())
+        return text;
+
+    QString s;
+    QRegExp rx;
+    rx.setMinimal(true);
+
+    if (isRichText())
+        s = text;
+    else {
+        if (fonthint == "fixed" || width == 0) {
+            s = text;
+        } else {
+            // Wordwrap, if width > 0 
+
+            QString newnote;
+            QString curline;
+            uint n = 0;
+            while ((int)n < text.length()) {
+                curline = curline + text.at(n);
+                if (text.at(n) == '\n') {
+                    s = s + curline;
+                    curline = "";
+                }
+
+                if (curline.length() > width) {
+                    // Try to find last previous whitespace in curline
+                    uint i = curline.length() - 1;
+                    while (i > 0) {
+                        if (curline.at(i) == ' ') {
+                            s = s + curline.left(i) + '\n';
+                            curline = curline.right(curline.length() - i - 1);
+                            break;
+                        }
+                        i--;
+                        if (i == 0) {
+                            // Cannot break this line into smaller parts
+                            s = s + curline;
+                            curline = "";
+                        }
+                    }
+                }
+                n++;
+            }
+            s = s + curline;
+        }
+
+        // Indent lines
+        rx.setPattern("^");
+        s = s.replace(rx, indent);
+        rx.setPattern("\n");
+        s = s.replace(rx, "\n" + indent) + "\n";
+
+        return s.trimmed();
+    }
+
+    // Remove all <style...> ...</style>
+    rx.setPattern("<style.*>.*</style>");
+    s.replace(rx, "");
+
+    // convert all "<br*>" to "\n"
+    rx.setPattern("<br.*>");
+    s.replace(rx, "\n");
+
+    // convert all "</p>" to "\n"
+    rx.setPattern("</p>");
+    s.replace(rx, "\n");
+
+    // remove all remaining tags
+    rx.setPattern("<.*>");
+    s.replace(rx, "");
+
+    // If string starts with \n now, remove it.
+    // It would be wrong in an OOo export for example
+    while (s.at(0) == '\n')
+        s.remove(0, 1);
+
+    // convert "&", "<" and ">"
+    rx.setPattern("&gt;");
+    s.replace(rx, ">");
+    rx.setPattern("&lt;");
+    s.replace(rx, "<");
+    rx.setPattern("&amp;");
+    s.replace(rx, "&");
+    rx.setPattern("&quot;");
+    s.replace(rx, "\"");
+
+    // Indent everything
+    rx.setPattern("^\n");
+    s.replace(rx, indent);
+    s = indent + s; // Don't forget first line
+
+    /* FIXME-3  wrap text at width
+        if (fonthint !="fixed")
+        {
+        }
+    */
+    return s;
+}
+
+void VymText::setFontHint(const QString &s)
+{
+    if (s == "undef") return;
+
+    // only for backward compatibility (pre 1.5 )
+    fonthint = s;
+}
+
+QString VymText::getFontHint() const
+{
+    // only for backward compatibility (pre 1.5 )
+    return fonthint;
+}
+
+void VymText::setFilenameHint(const QString &s) { filenamehint = s; }
+
+QString VymText::getFilenameHint() const { return filenamehint; }
+
+bool VymText::isEmpty() const
+{
+    if (!isRichText())
+        return text.isEmpty();
+    else {
+        QTextDocument td;
+        td.setHtml(text);
+        return td.isEmpty();
+    }
+}
+
+void VymText::setColor(QColor col) { color = col; }
+
+QColor VymText::getColor() { return color; }
+
+QStringList VymText::getAttributes() const
+{
+    QStringList ret;
+    if (textmode == RichText)
+        ret << attribut("textMode", "richText");
+    else {
+        ret << attribut("textMode", "plainText");
+        if (!fonthint.isEmpty())
+            ret << attribut("fonthint", fonthint);
+    }
+    ret << attribut("textColor", color.name());
+    ret << attribut("text", quoteQuotes(text));
+    return ret;
+}
+
+QString VymText::saveToDir() { return ""; }