1 files changed, 524 insertions, 0 deletions

diff --git a/inputmethods/jumpx/keyboard.cpp b/inputmethods/jumpx/keyboard.cpp
new file mode 100644
index 0000000..0b8fc14
--- a/dev/null
+++ b/inputmethods/jumpx/keyboard.cpp
@@ -0,0 +1,524 @@
+/**************************************************************************************94x78**
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+*********************************************************************************************/
+#include "keyboard.h"
+
+#include <qpe/resource.h>
+
+//#include <iostream.h>
+
+
+static const int autorepeatDelaytime = 500; // ms
+static const int autorepeatRate      = 20;  // chars per second
+
+static const int mod1x1    =   0;
+static const int mod1x2    =  23;
+static const int mod1w     =  mod1x2 - mod1x1;
+
+static const int letterx1  =  27;
+static const int letterx2  = 129;
+static const int letterw   =  17;
+static const int letterh   =  14;
+
+static const int num1x1    = 130;
+static const int num1x2    = 137;
+static const int num1w     = num1x2 - num1x1;
+
+static const int specialx1 = 138;
+static const int specialx2 = 170;
+static const int specialw  =  16;
+
+static const int num2x1    = 171;
+static const int num2x2    = 178;
+static const int num2w     = num2x2 - num2x1;
+
+static const int mod2x1    = 179;
+static const int mod2x2    = 203;
+static const int mod2w     = mod2x2 - mod2x1;
+
+static const int cursorx1  = 207;
+static const int cursorw   =  16;
+
+static const int myParenID = -10;
+
+
+typedef struct mapElement
+{
+    int    qcode;
+    ushort unicode;
+};
+
+static const mapElement mod1Map[] = {
+    { Qt::Key_Escape, 27 },
+    { Qt::Key_Tab,     9 },
+    { Qt::Key_Return, 13 },
+    { Qt::Key_Alt,     0 },
+    { Qt::Key_Control, 0 },
+};
+
+static const uchar *const letterMap[] = {
+    (const uchar *const)"zvchwk",
+    (const uchar *const)"fitaly",
+    (const uchar *const)"  ne  ",
+    (const uchar *const)"gdorsb",
+    (const uchar *const)"qjumpx",
+};
+
+static const uchar *const letterMapShift[] = {
+    (const uchar *const)"ZVCHWK",
+    (const uchar *const)"FITALY",
+    (const uchar *const)"  NE  ",
+    (const uchar *const)"GDORSB",
+    (const uchar *const)"QJUMPX",
+};
+
+static const uchar *const num1Map = (const uchar *const)"12345";
+
+static const uchar *const specialMap[] = {
+    (const uchar *const)"-+",
+    (const uchar *const)"*!",
+    (const uchar *const)",'",
+    (const uchar *const)".%",
+    (const uchar *const)"/$",
+};
+
+static const uchar *const specialMapShift[] = {
+    (const uchar *const)"_=",
+    (const uchar *const)"#?",
+    (const uchar *const)";\"",
+    (const uchar *const)":|",
+    (const uchar *const)"\\&",
+};
+
+static const uchar *const specialMapParen[] = {
+    (const uchar *const)"()",
+    (const uchar *const)"[]",
+    (const uchar *const)"{}",
+    (const uchar *const)"<>",
+    (const uchar *const)"@~",
+};
+
+static const uchar *const num2Map = (const uchar *const)"67890";
+
+static const mapElement mod2Map[] = {
+    { Qt::Key_Backspace,  8 },
+    { Qt::Key_Delete,     0 },
+    { Qt::Key_Return,    13 },
+    { Qt::Key_Shift,      0 },
+    { myParenID,          0 },
+};
+
+static const int cursorMap[][2] = {
+    { Qt::Key_Home, Qt::Key_PageUp   },
+    { Qt::Key_End,  Qt::Key_PageDown },
+    { Qt::Key_Up,   Qt::Key_Up       },
+    { Qt::Key_Left, Qt::Key_Right    },
+    { Qt::Key_Down, Qt::Key_Down     },
+};
+
+
+Keyboard::Keyboard(QWidget* parent, const char* name, WFlags f) :
+    QFrame(parent, name, f),
+    shift(0), paren(0), ctrl(0), alt(0),
+    pressedKeyUnicode(0), pressedKeyQcode(0), pressedMod(0),
+    isnoncont(false),
+    slideKeyUnicodeH(0), slideKeyQcodeH(0), slideKeyUnicodeV(0), slideKeyQcodeV(0),
+    enableMouseTracking(false), slidePix(NULL), slidePixH(NULL), slidePixV(NULL),
+    releasedPix(NULL), pressedPix(NULL)
+{
+    //setPalette(QPalette(QColor(240,240,230))); // Beige!
+
+    releasedPlain = releasedShift = releasedParen = Resource::loadPixmap("jumpx/released");
+    pressedPlain  = pressedShift  = pressedParen  = Resource::loadPixmap("jumpx/pressed");
+    pressedDigit = Resource::loadPixmap("jumpx/pressed");
+
+    QPixmap tmp;
+
+    tmp = Resource::loadPixmap("jumpx/releasedShift");
+    bitBlt(&releasedShift, letterx1, 0, &tmp);
+
+    tmp = Resource::loadPixmap("jumpx/releasedParen");
+    bitBlt(&releasedParen, specialx1, 0, &tmp);
+
+    tmp = Resource::loadPixmap("jumpx/pressedShift");
+    bitBlt(&pressedShift, letterx1, 0, &tmp);
+
+    tmp = Resource::loadPixmap("jumpx/pressedParen");
+    bitBlt(&pressedParen, specialx1, 0, &tmp);
+
+    tmp = Resource::loadPixmap("jumpx/pressedDigit");
+    bitBlt(&pressedDigit, specialx1, 0, &tmp);
+
+    offscreen = QPixmap( releasedPlain );
+
+    releasedPix = &releasedPlain;
+    pressedPix  = &pressedPlain;
+    slidePix    = &pressedPlain;
+
+    delayTimer = new QTimer(this);
+    rateTimer  = new QTimer(this);
+    connect( delayTimer, SIGNAL( timeout() ), this, SLOT( delayTimerDone() ) );
+    connect( rateTimer,  SIGNAL( timeout() ), this, SLOT( rateTimerDone() ) );
+}
+
+void Keyboard::resizeEvent(QResizeEvent*)
+{
+    //cout << "resizeEvent()" << endl;
+}
+
+void Keyboard::paintEvent(QPaintEvent*)
+{
+    bitBlt(this, 0, 0, &offscreen);
+}
+
+void Keyboard::mousePressEvent(QMouseEvent *e)
+{
+    pressedx = -1;
+    pressedKeyUnicode = pressedKeyQcode = pressedMod = 0;
+
+    int x = e->x();
+    int y = e->y();
+
+    int row = (y - 1) / letterh;
+
+    if ( x <= mod1x2 ) // mod1
+    {
+        pressedx = mod1x1;
+        pressedy = row * letterh;
+        pressedw = mod1w + 1;
+        pressedh = letterh + 1;
+        if ( row == 2 ) // return
+        {
+            pressed2x = mod2x1;
+            pressed2y = 2 * letterh;
+            pressed2w = mod2w + 1;
+            pressed2h = letterh + 1;
+            isnoncont = true;
+        }
+        else if ( row == 3 ) // alt
+            alt = 1;
+        else if ( row == 4 ) // ctrl
+            ctrl = 1;
+        pressedKeyUnicode = mod1Map[row].unicode;
+        pressedKeyQcode   = mod1Map[row].qcode;
+    }
+    else if ( x >= letterx1 && x <= letterx2 ) // letter
+    {
+        int column = (x - letterx1 - 1) / letterw;
+        QChar temp;
+        if ( shift )
+            temp = QChar( letterMapShift[row][column] );
+        else
+            temp = QChar( letterMap[row][column] );
+        if ( temp == ' ' ) // space
+        {
+            if ( column < 3 )
+            {
+                pressedx  = letterx1;
+                pressed2x = letterx1 + letterw * 4;
+            }
+            else
+            {
+                pressedx  = letterx1 + letterw * 4;
+                pressed2x = letterx1;
+            }
+            pressedy = pressed2y = row * letterh;
+            pressedw = pressed2w = letterw * 2 + 1;
+            pressedh = pressed2h = letterh + 1;
+            isnoncont = true;
+        }
+        else
+        {
+            pressedx = letterx1 + column * letterw;
+            pressedy = row * letterh;
+            pressedw = letterw + 1;
+            pressedh = letterh + 1;
+        }
+        pressedKeyUnicode = temp.unicode();
+        pressedKeyQcode = slideKeyQcodeH = slideKeyQcodeV = temp.upper().unicode();
+        if ( temp == ' ' )
+        {
+            slideKeyUnicodeH = slideKeyUnicodeV = 8;
+            slideKeyQcodeH   = slideKeyQcodeV   = Qt::Key_Backspace;
+        }
+        else if ( temp == temp.lower() )
+        {
+            slideKeyUnicodeH = slideKeyUnicodeV = temp.upper().unicode();
+            slidePixH = slidePixV = &pressedShift;
+        }
+        else
+        {
+            slideKeyUnicodeH = slideKeyUnicodeV = temp.lower().unicode();
+            slidePixH = slidePixV = &pressedPlain;
+        }
+        enableMouseTracking = true;
+    }
+    else if ( x >= num1x1 && x <= num1x2 ) // num1
+    {
+        pressedx = num1x1;
+        pressedy = row * letterh;
+        pressedw = num1w + 1;
+        pressedh = letterh + 1;
+        QChar temp = QChar( num1Map[row] );
+        pressedKeyUnicode = pressedKeyQcode = temp.unicode();
+    }
+    else if ( x >= specialx1 && x <= specialx2 ) // special
+    {
+        int column = (x - specialx1 - 1) / specialw;
+        pressedx = specialx1 + column * specialw;
+        pressedy = row * letterh;
+        pressedw = specialw + 1;
+        pressedh = letterh + 1;
+        QChar temp;
+        if ( shift )
+            temp = QChar( specialMapShift[row][column] );
+        else if ( paren )
+            temp = QChar( specialMapParen[row][column] );
+        else
+            temp = QChar( specialMap[row][column] );
+        pressedKeyUnicode = pressedKeyQcode = temp.unicode();
+        slideKeyUnicodeH = slideKeyQcodeH = slideKeyUnicodeV = slideKeyQcodeV =
+            QChar('0').unicode() + ( 5 * column + row + 1 ) % 10;
+        slidePixH = slidePixV = &pressedDigit;
+        if ( shift )
+        {
+            slideKeyUnicodeV = slideKeyQcodeV =
+                QChar( specialMap[row][column] ).unicode();
+            slidePixV = &pressedPlain;
+        }
+        else if ( !(shift || paren) )
+        {
+            slideKeyUnicodeV = slideKeyQcodeV =
+                QChar( specialMapShift[row][column] ).unicode();
+            slidePixV = &pressedShift;
+        }
+        enableMouseTracking = true;
+    }
+    else if ( x >= num2x1 && x <= num2x2 ) // num2
+    {
+        pressedx = num2x1;
+        pressedy = row * letterh;
+        pressedw = num2w + 1;
+        pressedh = letterh + 1;
+        QChar temp = QChar( num2Map[row] );
+        pressedKeyUnicode = pressedKeyQcode = temp.unicode();
+    }
+    else if ( x >= mod2x1 && x <= mod2x2 ) // mod2
+    {
+        pressedx = mod2x1;
+        pressedy = row * letterh;
+        pressedw = mod2w + 1;
+        pressedh = letterh + 1;
+        if ( row == 2 ) // return
+        {
+            pressed2x = mod1x1;
+            pressed2y = 2 * letterh;
+            pressed2w = mod2w + 1;
+            pressed2h = letterh + 1;
+            isnoncont = true;
+        }
+        pressedKeyUnicode = mod2Map[row].unicode;
+        pressedKeyQcode   = mod2Map[row].qcode;
+
+        if ( row == 3 ) // shift
+        {
+            paren = 0;
+            switch ( shift )
+            {
+            case 0:
+            {
+                shift = 1;
+                releasedPix = &releasedShift;
+                pressedPix = &pressedShift;
+                bitBlt( &offscreen, 0, 0, releasedPix );
+                break;
+            }
+            case 1:
+            {
+                shift = 2;
+                break;
+            }
+            case 2:
+            {
+                shift = 0;
+                releasedPix = &releasedPlain;
+                pressedPix = &pressedPlain;
+                bitBlt( &offscreen, 0, 0, releasedPix );
+                break;
+            }
+            }
+        }
+        else if ( row == 4 ) // parenthesis
+        {
+            shift = 0;
+            switch ( paren )
+            {
+            case 0:
+            {
+                paren = 1;
+                releasedPix = &releasedParen;
+                pressedPix = &pressedParen;
+                bitBlt( &offscreen, 0, 0, releasedPix );
+                break;
+            }
+            case 1:
+            {
+                paren = 2;
+                break;
+            }
+            case 2:
+            {
+                paren = 0;
+                releasedPix = &releasedPlain;
+                pressedPix = &pressedPlain;
+                bitBlt( &offscreen, 0, 0, releasedPix );
+                break;
+            }
+            }
+        }
+    }
+    else if ( x >= cursorx1 ) // cursor
+    {
+        int column = (x - cursorx1 - 1) / cursorw;
+        if ( row == 2 || row == 4 )
+            pressedx = cursorx1 + cursorw / 2;
+        else
+            pressedx = cursorx1 + column * cursorw;
+        pressedy = row * letterh;
+        pressedw = cursorw + 1;
+        pressedh = letterh + 1;
+        pressedKeyQcode = cursorMap[row][column];
+    }
+
+    pressedMod = ( shift ? Qt::ShiftButton : 0 ) |
+                 ( ctrl ? Qt::ControlButton : 0 ) |
+                 ( alt ? Qt::AltButton : 0 );
+
+    emit key( pressedKeyUnicode, pressedKeyQcode, pressedMod, true, false );
+    delayTimer->start( autorepeatDelaytime, true );
+
+    if ( pressedx == -1 )
+        return;
+
+    bitBlt( &offscreen, pressedx, pressedy,
+            pressedPix, pressedx, pressedy, pressedw, pressedh );
+    if ( isnoncont )
+        bitBlt( &offscreen, pressed2x, pressed2y,
+                pressedPix, pressed2x, pressed2y, pressed2w, pressed2h );
+
+    repaint( false );
+}
+
+void Keyboard::mouseReleaseEvent(QMouseEvent*)
+{
+    //cout << pressedx << " " << pressedy << " " << pressedw << " " << pressedh << endl;
+
+    delayTimer->stop();
+    rateTimer->stop();
+    enableMouseTracking = false;
+
+    if ( pressedx == -1 )
+        return;
+
+    if ( shift == 2 && pressedKeyQcode == Qt::Key_Shift )
+        return;
+    if ( paren == 2 && pressedKeyQcode == myParenID )
+        return;
+
+    if ( shift == 1 && pressedKeyQcode != Qt::Key_Shift )
+    {
+        shift = 0;
+        releasedPix = &releasedPlain;
+        pressedPix = &pressedPlain;
+        bitBlt( &offscreen, 0, 0, releasedPix );
+    }
+
+    if ( paren == 1 && pressedKeyQcode != myParenID )
+    {
+        paren = 0;
+        releasedPix = &releasedPlain;
+        pressedPix = &pressedPlain;
+        bitBlt( &offscreen, 0, 0, releasedPix );
+    }
+
+    if ( alt && pressedKeyQcode != Qt::Key_Alt )
+        alt = 0;
+    if ( ctrl && pressedKeyQcode != Qt::Key_Control )
+        ctrl = 0;
+
+    bitBlt( &offscreen, pressedx, pressedy,
+            releasedPix, pressedx, pressedy, pressedw, pressedh );
+
+    if ( isnoncont )
+    {
+        isnoncont = false;
+        bitBlt( &offscreen, pressed2x, pressed2y,
+                releasedPix, pressed2x, pressed2y, pressed2w, pressed2h );
+    }
+
+    repaint( false );
+}
+
+void Keyboard::mouseMoveEvent(QMouseEvent *e)
+{
+    if ( !enableMouseTracking )
+        return;
+
+    if ( e->x() < pressedx || e->x() >= pressedx + pressedw )
+    {
+        pressedKeyUnicode = slideKeyUnicodeH;
+        pressedKeyQcode = slideKeyQcodeH;
+        slidePix = slidePixH;
+    }
+    else if ( e->y() < pressedy || e->y() >= pressedy + pressedh )
+    {
+        pressedKeyUnicode = slideKeyUnicodeV;
+        pressedKeyQcode = slideKeyQcodeV;
+        slidePix = slidePixV;
+    }
+    else
+        return;
+
+    enableMouseTracking = false;
+
+    delayTimer->stop();
+    rateTimer->stop();
+
+    bitBlt( &offscreen, pressedx, pressedy,
+            slidePix, pressedx, pressedy, pressedw, pressedh );
+
+    emit key( 8, Qt::Key_Backspace, pressedMod, true, false );
+    emit key( pressedKeyUnicode, pressedKeyQcode, pressedMod, true, false );
+    delayTimer->start( autorepeatDelaytime, true );
+
+    repaint( false );
+}
+
+void Keyboard::delayTimerDone()
+{
+    emit key( pressedKeyUnicode, pressedKeyQcode, pressedMod, true, true );
+    rateTimer->start( 1000/autorepeatRate, false );
+}
+
+void Keyboard::rateTimerDone()
+{
+    emit key( pressedKeyUnicode, pressedKeyQcode, pressedMod, true, true );
+}
+
+QSize Keyboard::sizeHint() const
+{
+    return offscreen.size();
+}
+
+void Keyboard::resetState()
+{
+    //cout << "resetState()" << endl;
+}