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Moved pixel space to cursor position conversion into its own function.

This commit is contained in:
Matthew Budd 2020-08-22 13:57:36 -04:00
parent 1eaa3f46f9
commit ecf558c1a3
2 changed files with 79 additions and 69 deletions
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147
src/drivers/Qt/HexEditor.cpp
View File

@ -577,6 +577,80 @@ void QHexEdit::resetCursor(void)
editMask = 0;
}
//----------------------------------------------------------------------------
QPoint QHexEdit::convPixToCursor( QPoint p )
{
QPoint c(0,0);
//printf("Pos: %ix%i \n", p.x(), p.y() );
if ( p.x() < pxHexOffset )
{
c.setX(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 )
{
c.setX( 2*( (int)ox + 1 ) );
}
else
{
if ( rx >= 1.0 )
{
c.setX( 2*( (int)ox ) + 1 );
}
else
{
c.setX( 2*( (int)ox ) );
}
}
}
else
{
c.setX( 32 + (p.x() - pxHexAscii) / pxCharWidth );
}
if ( c.x() >= 48 )
{
c.setX( 47 );
}
if ( p.y() < pxYoffset )
{
c.setY( 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 )
{
c.setY( ((int)py) - 1 );
}
else
{
c.setY( (int)py );
}
}
if ( c.y() < 0 )
{
c.setY(0);
}
else if ( c.y() >= viewLines )
{
c.setY( viewLines - 1 );
}
//printf("c: %ix%i \n", cx, cy );
//
return c;
}
//----------------------------------------------------------------------------
void QHexEdit::keyPressEvent(QKeyEvent *event)
{
printf("Hex Window Key Press: 0x%x \n", event->key() );
@ -754,79 +828,14 @@ void QHexEdit::keyReleaseEvent(QKeyEvent *event)
//----------------------------------------------------------------------------
void QHexEdit::mousePressEvent(QMouseEvent * event)
{
int cx = 0, cy = 0;
QPoint p = event->pos();
QPoint c = convPixToCursor( 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 );
//printf("c: %ix%i \n", c.x(), c.y() );
if ( event->button() == Qt::LeftButton )
{
cursorPosX = cx;
cursorPosY = cy;
cursorPosX = c.x();
cursorPosY = c.y();
resetCursor();
}

1
src/drivers/Qt/HexEditor.h
View File

@ -62,6 +62,7 @@ class QHexEdit : public QWidget
void calcFontData(void);
void resetCursor(void);
QPoint convPixToCursor( QPoint p );
QFont font;