Added logic to position cursor via left mouse clicks on hex editor.

This commit is contained in:
Matthew Budd 2020-08-21 21:05:52 -04:00
parent b37e1e03f0
commit 1eaa3f46f9
2 changed files with 81 additions and 0 deletions

View File

@ -752,6 +752,86 @@ void QHexEdit::keyReleaseEvent(QKeyEvent *event)
//assignHotkey( event );
}
//----------------------------------------------------------------------------
void QHexEdit::mousePressEvent(QMouseEvent * event)
{
int cx = 0, cy = 0;
QPoint p = event->pos();
//printf("Pos: %ix%i \n", p.x(), p.y() );
if ( p.x() < pxHexOffset )
{
cx = 0;
}
else if ( (p.x() >= pxHexOffset) && (p.x() < pxHexAscii) )
{
float px = ( (float)p.x() - (float)pxHexOffset) / (float)(pxCharWidth);
float ox = (px/3.0);
float rx = fmodf(px,3.0);
if ( rx >= 2.50 )
{
cx = 2*( (int)ox + 1 );
}
else
{
if ( rx >= 1.0 )
{
cx = 2*( (int)ox ) + 1;
}
else
{
cx = 2*( (int)ox );
}
}
}
else
{
cx = 32 + (p.x() - pxHexAscii) / pxCharWidth;
}
if ( cx >= 48 )
{
cx = 47;
}
if ( p.y() < pxYoffset )
{
cy = 0;
}
else
{
float ly = ( (float)pxLineLead / (float)pxLineSpacing );
float py = ( (float)p.y() - (float)pxLineSpacing) / (float)pxLineSpacing;
float ry = fmod( py, 1.0 );
if ( ry < ly )
{
cy = ((int)py) - 1;
}
else
{
cy = (int)py;
}
}
if ( cy < 0 )
{
cy = 0;
}
else if ( cy >= viewLines )
{
cy = viewLines - 1;
}
//printf("c: %ix%i \n", cx, cy );
if ( event->button() == Qt::LeftButton )
{
cursorPosX = cx;
cursorPosY = cy;
resetCursor();
}
}
//----------------------------------------------------------------------------
void QHexEdit::paintEvent(QPaintEvent *event)
{
int x, y, w, h, row, col, nrow, addr;

View File

@ -57,6 +57,7 @@ class QHexEdit : public QWidget
void paintEvent(QPaintEvent *event);
void keyPressEvent(QKeyEvent *event);
void keyReleaseEvent(QKeyEvent *event);
void mousePressEvent(QMouseEvent * event);
void resizeEvent(QResizeEvent *event);
void calcFontData(void);