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-rw-r--r--kolourpaint/tools/kptooltext.cpp1394
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diff --git a/kolourpaint/tools/kptooltext.cpp b/kolourpaint/tools/kptooltext.cpp
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+++ b/kolourpaint/tools/kptooltext.cpp
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+
+/*
+ Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions
+ are met:
+
+ 1. Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#define DEBUG_KP_TOOL_TEXT 0
+
+
+#include <kptooltext.h>
+
+#include <qvaluevector.h>
+
+#include <kdebug.h>
+#include <klocale.h>
+
+#include <kpcommandhistory.h>
+#include <kpdocument.h>
+#include <kpmainwindow.h>
+#include <kpselection.h>
+#include <kptoolwidgetopaqueortransparent.h>
+#include <kpviewmanager.h>
+
+
+kpToolText::kpToolText (kpMainWindow *mainWindow)
+ : kpToolSelection (Text,
+ i18n ("Text"), i18n ("Writes text"),
+ Qt::Key_T,
+ mainWindow, "tool_text"),
+ m_isIMStarted (false),
+ m_IMStartCursorRow (0),
+ m_IMStartCursorCol (0),
+ m_IMPreeditStr (0)
+{
+}
+
+kpToolText::~kpToolText ()
+{
+}
+
+
+// public virtual [base kpToolSelection]
+void kpToolText::begin ()
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolText::begin()" << endl;
+#endif
+
+ mainWindow ()->enableTextToolBarActions (true);
+ viewManager ()->setTextCursorEnabled (true);
+
+ m_insertCommand = 0;
+ m_enterCommand = 0;
+ m_backspaceCommand = 0;
+ m_deleteCommand = 0;
+
+ kpToolSelection::begin ();
+}
+
+// public virtual [base kpToolSelection]
+void kpToolText::end ()
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolText::end()" << endl;
+#endif
+
+ kpToolSelection::end ();
+
+ viewManager ()->setTextCursorEnabled (false);
+ mainWindow ()->enableTextToolBarActions (false);
+}
+
+
+// public
+bool kpToolText::hasBegunText () const
+{
+ return (m_insertCommand ||
+ m_enterCommand ||
+ m_backspaceCommand ||
+ m_deleteCommand);
+}
+
+// public virtual [base kpTool]
+bool kpToolText::hasBegunShape () const
+{
+ return (hasBegunDraw () || hasBegunText ());
+}
+
+
+// public virtual [base kpToolSelection]
+void kpToolText::cancelShape ()
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::cancelShape()" << endl;
+#endif
+
+ if (m_dragType != Unknown)
+ kpToolSelection::cancelShape ();
+ else if (hasBegunText ())
+ {
+ m_insertCommand = 0;
+ m_enterCommand = 0;
+ m_backspaceCommand = 0;
+ m_deleteCommand = 0;
+
+ commandHistory ()->undo ();
+ }
+ else
+ kpToolSelection::cancelShape ();
+}
+
+// public virtual [base kpTool]
+void kpToolText::endShape (const QPoint &thisPoint, const QRect &normalizedRect)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::endShape()" << endl;
+#endif
+
+ if (m_dragType != Unknown)
+ kpToolSelection::endDraw (thisPoint, normalizedRect);
+ else if (hasBegunText ())
+ {
+ m_insertCommand = 0;
+ m_enterCommand = 0;
+ m_backspaceCommand = 0;
+ m_deleteCommand = 0;
+ }
+ else
+ kpToolSelection::endDraw (thisPoint, normalizedRect);
+}
+
+
+// protected virtual [base kpTool]
+void kpToolText::keyPressEvent (QKeyEvent *e)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::keyPressEvent(e->text='" << e->text () << "')" << endl;
+#endif
+
+
+ e->ignore ();
+
+
+ if (hasBegunDraw ())
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\talready began draw with mouse - passing on event to kpTool" << endl;
+ #endif
+ kpToolSelection::keyPressEvent (e);
+ return;
+ }
+
+
+ kpSelection *sel = document ()->selection ();
+
+ if (!sel || !sel->isText ())
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tno text sel - passing on event to kpTool" << endl;
+ #endif
+ //if (hasBegunShape ())
+ // endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ kpToolSelection::keyPressEvent (e);
+ return;
+ }
+
+
+ const QValueVector <QString> textLines = sel->textLines ();
+ int cursorRow = viewManager ()->textCursorRow ();
+ int cursorCol = viewManager ()->textCursorCol ();
+
+
+#define IS_SPACE(c) ((c).isSpace () || (c).isNull ())
+ if (e->key () == Qt::Key_Enter || e->key () == Qt::Key_Return)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tenter pressed" << endl;
+ #endif
+ if (!m_enterCommand)
+ {
+ // TODO: why not endShapeInternal(); ditto for everywhere else in this file?
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_enterCommand = new kpToolTextEnterCommand (i18n ("Text: New Line"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ mainWindow ());
+ commandHistory ()->addCommand (m_enterCommand, false/*no exec*/);
+ }
+ else
+ m_enterCommand->addEnter ();
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Backspace)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tbackspace pressed" << endl;
+ #endif
+
+ if (!m_backspaceCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_backspaceCommand = new kpToolTextBackspaceCommand (i18n ("Text: Backspace"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ mainWindow ());
+ commandHistory ()->addCommand (m_backspaceCommand, false/*no exec*/);
+ }
+ else
+ m_backspaceCommand->addBackspace ();
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Delete)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tdelete pressed" << endl;
+ #endif
+
+ if (!m_deleteCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_deleteCommand = new kpToolTextDeleteCommand (i18n ("Text: Delete"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ mainWindow ());
+ commandHistory ()->addCommand (m_deleteCommand, false/*no exec*/);
+ }
+ else
+ m_deleteCommand->addDelete ();
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Up)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tup pressed" << endl;
+ #endif
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if (cursorRow > 0)
+ {
+ cursorRow--;
+ cursorCol = QMIN (cursorCol, (int) textLines [cursorRow].length ());
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+ }
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Down)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tdown pressed" << endl;
+ #endif
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if (cursorRow < (int) textLines.size () - 1)
+ {
+ cursorRow++;
+ cursorCol = QMIN (cursorCol, (int) textLines [cursorRow].length ());
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+ }
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Left)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tleft pressed" << endl;
+ #endif
+
+ #define MOVE_CURSOR_LEFT() \
+ { \
+ cursorCol--; \
+ \
+ if (cursorCol < 0) \
+ { \
+ cursorRow--; \
+ if (cursorRow < 0) \
+ { \
+ cursorRow = 0; \
+ cursorCol = 0; \
+ } \
+ else \
+ cursorCol = textLines [cursorRow].length (); \
+ } \
+ }
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if ((e->state () & Qt::ControlButton) == 0)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tmove single char" << endl;
+ #endif
+
+ MOVE_CURSOR_LEFT ();
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+ }
+ else
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tmove to start of word" << endl;
+ #endif
+
+ // (these comments will exclude the row=0,col=0 boundary case)
+
+ #define IS_ON_ANCHOR() (!IS_SPACE (textLines [cursorRow][cursorCol]) && \
+ (cursorCol == 0 || IS_SPACE (textLines [cursorRow][cursorCol - 1])))
+ if (IS_ON_ANCHOR ())
+ MOVE_CURSOR_LEFT ();
+
+ // --- now we're not on an anchor point (start of word) ---
+
+ // End up on a letter...
+ while (!(cursorRow == 0 && cursorCol == 0) &&
+ (IS_SPACE (textLines [cursorRow][cursorCol])))
+ {
+ MOVE_CURSOR_LEFT ();
+ }
+
+ // --- now we're on a letter ---
+
+ // Find anchor point
+ while (!(cursorRow == 0 && cursorCol == 0) && !IS_ON_ANCHOR ())
+ {
+ MOVE_CURSOR_LEFT ();
+ }
+
+ #undef IS_ON_ANCHOR
+
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+ }
+
+ #undef MOVE_CURSOR_LEFT
+
+ e->accept ();
+
+ }
+ else if (e->key () == Qt::Key_Right)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tright pressed" << endl;
+ #endif
+
+ #define MOVE_CURSOR_RIGHT() \
+ { \
+ cursorCol++; \
+ \
+ if (cursorCol > (int) textLines [cursorRow].length ()) \
+ { \
+ cursorRow++; \
+ if (cursorRow > (int) textLines.size () - 1) \
+ { \
+ cursorRow = textLines.size () - 1; \
+ cursorCol = textLines [cursorRow].length (); \
+ } \
+ else \
+ cursorCol = 0; \
+ } \
+ }
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if ((e->state () & Qt::ControlButton) == 0)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tmove single char" << endl;
+ #endif
+
+ MOVE_CURSOR_RIGHT ();
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+ }
+ else
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tmove to start of word" << endl;
+ #endif
+
+ // (these comments will exclude the last row,end col boundary case)
+
+ #define IS_AT_END() (cursorRow == (int) textLines.size () - 1 && \
+ cursorCol == (int) textLines [cursorRow].length ())
+
+ // Find space
+ while (!IS_AT_END () && !IS_SPACE (textLines [cursorRow][cursorCol]))
+ {
+ MOVE_CURSOR_RIGHT ();
+ }
+
+ // --- now we're on a space ---
+
+ // Find letter
+ while (!IS_AT_END () && IS_SPACE (textLines [cursorRow][cursorCol]))
+ {
+ MOVE_CURSOR_RIGHT ();
+ }
+
+ // --- now we're on a letter ---
+
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+
+ #undef IS_AT_END
+ }
+
+ #undef MOVE_CURSOR_RIGHT
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_Home)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\thome pressed" << endl;
+ #endif
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if (e->state () & Qt::ControlButton)
+ cursorRow = 0;
+
+ cursorCol = 0;
+
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+
+ e->accept ();
+ }
+ else if (e->key () == Qt::Key_End)
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tend pressed" << endl;
+ #endif
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ if (e->state () & Qt::ControlButton)
+ cursorRow = textLines.size () - 1;
+
+ cursorCol = textLines [cursorRow].length ();
+
+ viewManager ()->setTextCursorPosition (cursorRow, cursorCol);
+
+ e->accept ();
+ }
+ else
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\ttext='" << e->text () << "'" << endl;
+ #endif
+ QString usableText;
+ for (int i = 0; i < (int) e->text ().length (); i++)
+ {
+ if (e->text ().at (i).isPrint ())
+ usableText += e->text ().at (i);
+ }
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tusableText='" << usableText << "'" << endl;
+ #endif
+
+ if (usableText.length () > 0)
+ {
+ if (!m_insertCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_insertCommand = new kpToolTextInsertCommand (i18n ("Text: Write"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ usableText,
+ mainWindow ());
+ commandHistory ()->addCommand (m_insertCommand, false/*no exec*/);
+ }
+ else
+ m_insertCommand->addText (usableText);
+
+ e->accept ();
+ }
+ }
+#undef IS_SPACE
+
+
+ if (!e->isAccepted ())
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tkey processing did not accept (text was '"
+ << e->text ()
+ << "') - passing on event to kpToolSelection"
+ << endl;
+ #endif
+ //if (hasBegunShape ())
+ // endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ kpToolSelection::keyPressEvent (e);
+ return;
+ }
+}
+
+void kpToolText::imStartEvent (QIMEvent *e)
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolText::imStartEvent() text='" << e->text ()
+ << " cursorPos=" << e->cursorPos ()
+ << " selectionLength=" << e->selectionLength ()
+ << endl;
+#endif
+
+ kpSelection *sel = document ()->selection ();
+ if (hasBegunDraw() || !sel || !sel->isText ())
+ {
+ e->ignore();
+ return;
+ }
+
+ m_IMStartCursorRow = viewManager ()->textCursorRow ();
+ m_IMStartCursorCol = viewManager ()->textCursorCol ();
+ m_IMPreeditStr = QString::null;
+}
+
+void kpToolText::imComposeEvent (QIMEvent *e)
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolText::imComposeEvent() text='" << e->text ()
+ << " cursorPos=" << e->cursorPos ()
+ << " selectionLength=" << e->selectionLength ()
+ << endl;
+#endif
+
+ kpSelection *sel = document ()->selection ();
+ if (hasBegunDraw() || !sel || !sel->isText ())
+ {
+ e->ignore();
+ return;
+ }
+
+ // remove old preedit
+ if (m_IMPreeditStr.length() > 0 )
+ {
+ // set cursor at the start input point
+ viewManager ()->setTextCursorPosition (m_IMStartCursorRow, m_IMStartCursorCol);
+ for (unsigned int i = 0; i < m_IMPreeditStr.length(); i++)
+ {
+ if (!m_deleteCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_deleteCommand = new kpToolTextDeleteCommand (i18n ("Text: Delete"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ mainWindow ());
+ commandHistory ()->addCommand (m_deleteCommand, false/*no exec*/);
+ }
+ else
+ m_deleteCommand->addDelete ();
+ }
+ }
+
+ // insert new preedit
+ m_IMPreeditStr = e->text();
+ if (m_IMPreeditStr.length() > 0)
+ {
+ if (!m_insertCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_insertCommand = new kpToolTextInsertCommand (i18n ("Text: Write"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ m_IMPreeditStr,
+ mainWindow ());
+ commandHistory ()->addCommand (m_insertCommand, false/*no exec*/);
+ }
+ else
+ m_insertCommand->addText (m_IMPreeditStr);
+ }
+
+ // set cursor pos
+ if (m_IMStartCursorRow >= 0)
+ {
+ int row = m_IMStartCursorRow;
+ int col = m_IMStartCursorCol + e->cursorPos () /* + e->selectionLength()*/;
+ viewManager ()->setTextCursorPosition (row, col, true /* update MicroFocusHint */);
+ }
+}
+
+void kpToolText::imEndEvent (QIMEvent *e)
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolText::imEndEvent() text='" << e->text ()
+ << " cursorPos=" << e->cursorPos ()
+ << " selectionLength=" << e->selectionLength ()
+ << endl;
+#endif
+
+ kpSelection *sel = document ()->selection ();
+ if (hasBegunDraw() || !sel || !sel->isText ())
+ {
+ e->ignore();
+ return;
+ }
+
+ // remove old preedit
+ if (m_IMPreeditStr.length() > 0 )
+ {
+ // set cursor at the start input point
+ viewManager ()->setTextCursorPosition (m_IMStartCursorRow, m_IMStartCursorCol);
+ for (unsigned int i = 0; i < m_IMPreeditStr.length(); i++)
+ {
+ if (!m_deleteCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_deleteCommand = new kpToolTextDeleteCommand (i18n ("Text: Delete"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ mainWindow ());
+ commandHistory ()->addCommand (m_deleteCommand, false/*no exec*/);
+ }
+ else
+ m_deleteCommand->addDelete ();
+ }
+ }
+ m_IMPreeditStr = QString::null;
+
+ // commit string
+ QString inputStr = e->text();
+ if (inputStr.length() > 0)
+ {
+ if (!m_insertCommand)
+ {
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ m_insertCommand = new kpToolTextInsertCommand (i18n ("Text: Write"),
+ viewManager ()->textCursorRow (), viewManager ()->textCursorCol (),
+ inputStr,
+ mainWindow ());
+ commandHistory ()->addCommand (m_insertCommand, false/*no exec*/);
+ }
+ else
+ m_insertCommand->addText (inputStr);
+ }
+}
+
+
+// protected
+bool kpToolText::shouldChangeTextStyle () const
+{
+ if (mainWindow ()->settingTextStyle ())
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\trecursion - abort setting text style: "
+ << mainWindow ()->settingTextStyle ()
+ << endl;
+ #endif
+ return false;
+ }
+
+ if (!document ()->selection () ||
+ !document ()->selection ()->isText ())
+ {
+ #if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "\tno text selection - abort setting text style" << endl;
+ #endif
+ return false;
+ }
+
+ return true;
+}
+
+// protected
+void kpToolText::changeTextStyle (const QString &name,
+ const kpTextStyle &newTextStyle,
+ const kpTextStyle &oldTextStyle)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::changeTextStyle(" << name << ")" << endl;
+#endif
+
+ if (hasBegunShape ())
+ endShape (m_currentPoint, QRect (m_startPoint, m_currentPoint).normalize ());
+
+ commandHistory ()->addCommand (
+ new kpToolTextChangeStyleCommand (
+ name,
+ newTextStyle,
+ oldTextStyle,
+ mainWindow ()));
+}
+
+
+// protected slot virtual [base kpToolSelection]
+void kpToolText::slotIsOpaqueChanged ()
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotIsOpaqueChanged()" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setBackgroundOpaque (!m_toolWidgetOpaqueOrTransparent->isOpaque ());
+
+ changeTextStyle (newTextStyle.isBackgroundOpaque () ?
+ i18n ("Text: Opaque Background") :
+ i18n ("Text: Transparent Background"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// protected slot virtual [base kpTool]
+void kpToolText::slotColorsSwapped (const kpColor &newForegroundColor,
+ const kpColor &newBackgroundColor)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotColorsSwapped()" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setForegroundColor (newBackgroundColor);
+ oldTextStyle.setBackgroundColor (newForegroundColor);
+
+ changeTextStyle (i18n ("Text: Swap Colors"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// protected slot virtual [base kpTool]
+void kpToolText::slotForegroundColorChanged (const kpColor & /*color*/)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotForegroundColorChanged()" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setForegroundColor (oldForegroundColor ());
+
+ changeTextStyle (i18n ("Text: Foreground Color"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// protected slot virtual [base kpToolSelection]
+void kpToolText::slotBackgroundColorChanged (const kpColor & /*color*/)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotBackgroundColorChanged()" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setBackgroundColor (oldBackgroundColor ());
+
+ changeTextStyle (i18n ("Text: Background Color"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// protected slot virtual [base kpToolSelection]
+void kpToolText::slotColorSimilarityChanged (double, int)
+{
+ // --- don't pass on event to kpToolSelection which would have set the
+ // SelectionTransparency - not relevant to the Text Tool ---
+}
+
+
+// public slot
+void kpToolText::slotFontFamilyChanged (const QString &fontFamily,
+ const QString &oldFontFamily)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotFontFamilyChanged() new="
+ << fontFamily
+ << " old="
+ << oldFontFamily
+ << endl;
+#else
+ (void) fontFamily;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setFontFamily (oldFontFamily);
+
+ changeTextStyle (i18n ("Text: Font"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// public slot
+void kpToolText::slotFontSizeChanged (int fontSize, int oldFontSize)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotFontSizeChanged() new="
+ << fontSize
+ << " old="
+ << oldFontSize
+ << endl;
+#else
+ (void) fontSize;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setFontSize (oldFontSize);
+
+ changeTextStyle (i18n ("Text: Font Size"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+
+// public slot
+void kpToolText::slotBoldChanged (bool isBold)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotBoldChanged(" << isBold << ")" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setBold (!isBold);
+
+ changeTextStyle (i18n ("Text: Bold"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// public slot
+void kpToolText::slotItalicChanged (bool isItalic)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotItalicChanged(" << isItalic << ")" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setItalic (!isItalic);
+
+ changeTextStyle (i18n ("Text: Italic"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// public slot
+void kpToolText::slotUnderlineChanged (bool isUnderline)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotUnderlineChanged(" << isUnderline << ")" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setUnderline (!isUnderline);
+
+ changeTextStyle (i18n ("Text: Underline"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+// public slot
+void kpToolText::slotStrikeThruChanged (bool isStrikeThru)
+{
+#if DEBUG_KP_TOOL_TEXT
+ kdDebug () << "kpToolText::slotStrikeThruChanged(" << isStrikeThru << ")" << endl;
+#endif
+
+ if (!shouldChangeTextStyle ())
+ return;
+
+ kpTextStyle newTextStyle = mainWindow ()->textStyle ();
+ kpTextStyle oldTextStyle = newTextStyle;
+ oldTextStyle.setStrikeThru (!isStrikeThru);
+
+ changeTextStyle (i18n ("Text: Strike Through"),
+ newTextStyle,
+ oldTextStyle);
+}
+
+
+/*
+ * kpToolTextChangeStyleCommand
+ */
+
+kpToolTextChangeStyleCommand::kpToolTextChangeStyleCommand (const QString &name,
+ const kpTextStyle &newTextStyle, const kpTextStyle &oldTextStyle,
+ kpMainWindow *mainWindow)
+ : kpNamedCommand (name, mainWindow),
+ m_newTextStyle (newTextStyle),
+ m_oldTextStyle (oldTextStyle)
+{
+}
+
+kpToolTextChangeStyleCommand::~kpToolTextChangeStyleCommand ()
+{
+}
+
+
+// public virtual [base kpCommand]
+int kpToolTextChangeStyleCommand::size () const
+{
+ return 0;
+}
+
+
+// public virtual [base kpCommand]
+void kpToolTextChangeStyleCommand::execute ()
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolTextChangeStyleCommand::execute()"
+ << " font=" << m_newTextStyle.fontFamily ()
+ << " fontSize=" << m_newTextStyle.fontSize ()
+ << " isBold=" << m_newTextStyle.isBold ()
+ << " isItalic=" << m_newTextStyle.isItalic ()
+ << " isUnderline=" << m_newTextStyle.isUnderline ()
+ << " isStrikeThru=" << m_newTextStyle.isStrikeThru ()
+ << endl;
+#endif
+
+ m_mainWindow->setTextStyle (m_newTextStyle);
+ if (selection ())
+ selection ()->setTextStyle (m_newTextStyle);
+ else
+ kdError () << "kpToolTextChangeStyleCommand::execute() without sel" << endl;
+}
+
+// public virtual [base kpCommand]
+void kpToolTextChangeStyleCommand::unexecute ()
+{
+#if DEBUG_KP_TOOL_TEXT && 1
+ kdDebug () << "kpToolTextChangeStyleCommand::unexecute()"
+ << " font=" << m_newTextStyle.fontFamily ()
+ << " fontSize=" << m_newTextStyle.fontSize ()
+ << " isBold=" << m_newTextStyle.isBold ()
+ << " isItalic=" << m_newTextStyle.isItalic ()
+ << " isUnderline=" << m_newTextStyle.isUnderline ()
+ << " isStrikeThru=" << m_newTextStyle.isStrikeThru ()
+ << endl;
+#endif
+
+ m_mainWindow->setTextStyle (m_oldTextStyle);
+ if (selection ())
+ selection ()->setTextStyle (m_oldTextStyle);
+ else
+ kdError () << "kpToolTextChangeStyleCommand::unexecute() without sel" << endl;
+}
+
+
+/*
+ * kpToolTextInsertCommand
+ */
+
+kpToolTextInsertCommand::kpToolTextInsertCommand (const QString &name,
+ int row, int col, QString newText,
+ kpMainWindow *mainWindow)
+ : kpNamedCommand (name, mainWindow),
+ m_row (row), m_col (col)
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+ addText (newText);
+}
+
+kpToolTextInsertCommand::~kpToolTextInsertCommand ()
+{
+}
+
+
+// public
+void kpToolTextInsertCommand::addText (const QString &moreText)
+{
+ if (moreText.isEmpty ())
+ return;
+
+ QValueVector <QString> textLines = selection ()->textLines ();
+ const QString leftHalf = textLines [m_row].left (m_col);
+ const QString rightHalf = textLines [m_row].mid (m_col);
+ textLines [m_row] = leftHalf + moreText + rightHalf;
+ selection ()->setTextLines (textLines);
+
+ m_newText += moreText;
+ m_col += moreText.length ();
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+}
+
+
+// public virtual [base kpCommand]
+int kpToolTextInsertCommand::size () const
+{
+ return m_newText.length () * sizeof (QChar);
+}
+
+
+// public virtual [base kpCommand]
+void kpToolTextInsertCommand::execute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ QString text = m_newText;
+ m_newText = QString::null;
+ addText (text);
+}
+
+// public virtual [base kpCommand]
+void kpToolTextInsertCommand::unexecute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ QValueVector <QString> textLines = selection ()->textLines ();
+ const QString leftHalf = textLines [m_row].left (m_col - m_newText.length ());
+ const QString rightHalf = textLines [m_row].mid (m_col);
+ textLines [m_row] = leftHalf + rightHalf;
+ selection ()->setTextLines (textLines);
+
+ m_col -= m_newText.length ();
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+}
+
+
+/*
+ * kpToolTextEnterCommand
+ */
+
+kpToolTextEnterCommand::kpToolTextEnterCommand (const QString &name,
+ int row, int col,
+ kpMainWindow *mainWindow)
+ : kpNamedCommand (name, mainWindow),
+ m_row (row), m_col (col),
+ m_numEnters (0)
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+ addEnter ();
+}
+
+kpToolTextEnterCommand::~kpToolTextEnterCommand ()
+{
+}
+
+
+// public
+void kpToolTextEnterCommand::addEnter ()
+{
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ const QString rightHalf = textLines [m_row].mid (m_col);
+
+ textLines [m_row].truncate (m_col);
+ textLines.insert (textLines.begin () + m_row + 1, rightHalf);
+
+ selection ()->setTextLines (textLines);
+
+ m_row++;
+ m_col = 0;
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ m_numEnters++;
+}
+
+
+// public virtual [base kpCommand]
+int kpToolTextEnterCommand::size () const
+{
+ return 0;
+}
+
+
+// public virtual [base kpCommand]
+void kpToolTextEnterCommand::execute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+ int oldNumEnters = m_numEnters;
+ m_numEnters = 0;
+
+ for (int i = 0; i < oldNumEnters; i++)
+ addEnter ();
+}
+
+// public virtual [base kpCommand]
+void kpToolTextEnterCommand::unexecute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ for (int i = 0; i < m_numEnters; i++)
+ {
+ if (m_col != 0)
+ {
+ kdError () << "kpToolTextEnterCommand::unexecute() col=" << m_col << endl;
+ break;
+ }
+
+ if (m_row <= 0)
+ break;
+
+ int newRow = m_row - 1;
+ int newCol = textLines [newRow].length ();
+
+ textLines [newRow] += textLines [m_row];
+
+ textLines.erase (textLines.begin () + m_row);
+
+ m_row = newRow;
+ m_col = newCol;
+ }
+
+ selection ()->setTextLines (textLines);
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+}
+
+
+/*
+ * kpToolTextBackspaceCommand
+ */
+
+kpToolTextBackspaceCommand::kpToolTextBackspaceCommand (const QString &name,
+ int row, int col,
+ kpMainWindow *mainWindow)
+ : kpNamedCommand (name, mainWindow),
+ m_row (row), m_col (col),
+ m_numBackspaces (0)
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+ addBackspace ();
+}
+
+kpToolTextBackspaceCommand::~kpToolTextBackspaceCommand ()
+{
+}
+
+
+// public
+void kpToolTextBackspaceCommand::addBackspace ()
+{
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ if (m_col > 0)
+ {
+ m_deletedText.prepend (textLines [m_row][m_col - 1]);
+
+ textLines [m_row] = textLines [m_row].left (m_col - 1) +
+ textLines [m_row].mid (m_col);
+ m_col--;
+ }
+ else
+ {
+ if (m_row > 0)
+ {
+ int newCursorRow = m_row - 1;
+ int newCursorCol = textLines [newCursorRow].length ();
+
+ m_deletedText.prepend ('\n');
+
+ textLines [newCursorRow] += textLines [m_row];
+
+ textLines.erase (textLines.begin () + m_row);
+
+ m_row = newCursorRow;
+ m_col = newCursorCol;
+ }
+ }
+
+ selection ()->setTextLines (textLines);
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ m_numBackspaces++;
+}
+
+
+// public virtual [base kpCommand]
+int kpToolTextBackspaceCommand::size () const
+{
+ return m_deletedText.length () * sizeof (QChar);
+}
+
+
+// public virtual [base kpCommand]
+void kpToolTextBackspaceCommand::execute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ m_deletedText = QString::null;
+ int oldNumBackspaces = m_numBackspaces;
+ m_numBackspaces = 0;
+
+ for (int i = 0; i < oldNumBackspaces; i++)
+ addBackspace ();
+}
+
+// public virtual [base kpCommand]
+void kpToolTextBackspaceCommand::unexecute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ for (int i = 0; i < (int) m_deletedText.length (); i++)
+ {
+ if (m_deletedText [i] == '\n')
+ {
+ const QString rightHalf = textLines [m_row].mid (m_col);
+
+ textLines [m_row].truncate (m_col);
+ textLines.insert (textLines.begin () + m_row + 1, rightHalf);
+
+ m_row++;
+ m_col = 0;
+ }
+ else
+ {
+ const QString leftHalf = textLines [m_row].left (m_col);
+ const QString rightHalf = textLines [m_row].mid (m_col);
+
+ textLines [m_row] = leftHalf + m_deletedText [i] + rightHalf;
+ m_col++;
+ }
+ }
+
+ m_deletedText = QString::null;
+
+ selection ()->setTextLines (textLines);
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+}
+
+
+/*
+ * kpToolTextDeleteCommand
+ */
+
+kpToolTextDeleteCommand::kpToolTextDeleteCommand (const QString &name,
+ int row, int col,
+ kpMainWindow *mainWindow)
+ : kpNamedCommand (name, mainWindow),
+ m_row (row), m_col (col),
+ m_numDeletes (0)
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+ addDelete ();
+}
+
+kpToolTextDeleteCommand::~kpToolTextDeleteCommand ()
+{
+}
+
+
+// public
+void kpToolTextDeleteCommand::addDelete ()
+{
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ if (m_col < (int) textLines [m_row].length ())
+ {
+ m_deletedText.prepend (textLines [m_row][m_col]);
+
+ textLines [m_row] = textLines [m_row].left (m_col) +
+ textLines [m_row].mid (m_col + 1);
+ }
+ else
+ {
+ if (m_row < (int) textLines.size () - 1)
+ {
+ m_deletedText.prepend ('\n');
+
+ textLines [m_row] += textLines [m_row + 1];
+ textLines.erase (textLines.begin () + m_row + 1);
+ }
+ }
+
+ selection ()->setTextLines (textLines);
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ m_numDeletes++;
+}
+
+
+// public virtual [base kpCommand]
+int kpToolTextDeleteCommand::size () const
+{
+ return m_deletedText.length () * sizeof (QChar);
+}
+
+
+// public virtual [base kpCommand]
+void kpToolTextDeleteCommand::execute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ m_deletedText = QString::null;
+ int oldNumDeletes = m_numDeletes;
+ m_numDeletes = 0;
+
+ for (int i = 0; i < oldNumDeletes; i++)
+ addDelete ();
+}
+
+// public virtual [base kpCommand]
+void kpToolTextDeleteCommand::unexecute ()
+{
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+
+ QValueVector <QString> textLines = selection ()->textLines ();
+
+ for (int i = 0; i < (int) m_deletedText.length (); i++)
+ {
+ if (m_deletedText [i] == '\n')
+ {
+ const QString rightHalf = textLines [m_row].mid (m_col);
+
+ textLines [m_row].truncate (m_col);
+ textLines.insert (textLines.begin () + m_row + 1, rightHalf);
+ }
+ else
+ {
+ const QString leftHalf = textLines [m_row].left (m_col);
+ const QString rightHalf = textLines [m_row].mid (m_col);
+
+ textLines [m_row] = leftHalf + m_deletedText [i] + rightHalf;
+ }
+ }
+
+ m_deletedText = QString::null;
+
+ selection ()->setTextLines (textLines);
+
+ viewManager ()->setTextCursorPosition (m_row, m_col);
+}
+
+
+#include <kptooltext.moc>