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Use CTRL modifier to deselect items

This commit is contained in:
Oliver Walters 2017-05-05 15:04:46 +10:00 committed by Maciej Suminski
parent 8b49c6e5ed
commit b53ba56ac2
3 changed files with 21 additions and 6 deletions
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4
common/preview_items/selection_area.cpp
View File

@ -30,8 +30,8 @@
using namespace KIGFX::PREVIEW;
// Selection area colours
const COLOR4D SELECT_COLOR_L2R( 0.3, 0.3, 0.5, 0.3 ); // Slight blue
const COLOR4D SELECT_COLOR_R2L( 0.3, 0.5, 0.3, 0.3 ); // Slight green
const COLOR4D SELECT_COLOR_L2R( 0.3, 0.3, 0.6, 0.3 ); // Slight blue
const COLOR4D SELECT_COLOR_R2L( 0.3, 0.6, 0.3, 0.3 ); // Slight green
SELECTION_AREA::SELECTION_AREA()

20
pcbnew/tools/selection_tool.cpp
View File

@ -230,6 +230,10 @@ int SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
// become the new selection (discarding previously selected items)
m_additive = evt->Modifier( MD_SHIFT );
// Should selected items be REMOVED from the current selection?
// This will be ignored if the SHIFT modifier is pressed
m_subtractive = !m_additive && evt->Modifier( MD_CTRL );
// single click? Select single object
if( evt->IsClick( BUT_LEFT ) )
{
@ -269,7 +273,7 @@ int SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
// drag with LMB? Select multiple objects (or at least draw a selection box) or drag them
else if( evt->IsDrag( BUT_LEFT ) )
{
if( m_additive )
if( m_additive || m_subtractive )
{
selectMultiple();
}
@ -483,8 +487,10 @@ bool SELECTION_TOOL::selectMultiple()
if( evt->IsDrag( BUT_LEFT ) )
{
if( !m_additive )
if( !m_additive && !m_subtractive )
{
clearSelection();
}
// Start drawing a selection box
area.SetOrigin( evt->DragOrigin() );
@ -529,14 +535,20 @@ bool SELECTION_TOOL::selectMultiple()
{
if( selectionBox.Contains( item->ViewBBox() ) )
{
select( item );
if( m_subtractive )
unselect( item );
else
select( item );
}
}
else
{
if( item->HitTest( selectionRect, false ) )
{
select( item );
if( m_subtractive )
unselect( item );
else
select( item );
}
}

3
pcbnew/tools/selection_tool.h
View File

@ -323,6 +323,9 @@ private:
/// Flag saying if items should be added to the current selection or rather replace it.
bool m_additive;
/// Flag saying if items should be removed from the current selection
bool m_subtractive;
/// Flag saying if multiple selection mode is active.
bool m_multiple;