Added PCB_TARGET placing tool.

pcbnew/target_edit.cpp

@@ -127,7 +127,8 @@ void TARGET_PROPERTIES_DIALOG_EDITOR::OnCancelClick( wxCommandEvent& event )
  */
 void TARGET_PROPERTIES_DIALOG_EDITOR::OnOkClick( wxCommandEvent& event )
 {
-    m_Target->Draw( m_Parent->GetCanvas(), m_DC, GR_XOR );
+    if( m_DC )
+        m_Target->Draw( m_Parent->GetCanvas(), m_DC, GR_XOR );
 
     // Save old item in undo list, if is is not currently edited (will be later if so)
     if( m_Target->GetFlags() == 0 )
@@ -145,7 +146,8 @@ void TARGET_PROPERTIES_DIALOG_EDITOR::OnOkClick( wxCommandEvent& event )
 
     m_Target->SetShape( m_TargetShape->GetSelection() ? 1 : 0 );
 
-    m_Target->Draw( m_Parent->GetCanvas(), m_DC, ( m_Target->IsMoving() ) ? GR_XOR : GR_OR );
+    if( m_DC )
+        m_Target->Draw( m_Parent->GetCanvas(), m_DC, ( m_Target->IsMoving() ) ? GR_XOR : GR_OR );
 
     m_Parent->OnModify();
     EndModal( 1 );

pcbnew/tools/common_actions.cpp

@@ -76,3 +76,7 @@ TOOL_ACTION COMMON_ACTIONS::drawText( "pcbnew.InteractiveDrawing.text",
 TOOL_ACTION COMMON_ACTIONS::drawDimension( "pcbnew.InteractiveDrawing.dimension",
         AS_GLOBAL, 'X',
         "Add a dimension", "Add a dimension" );
+
+TOOL_ACTION COMMON_ACTIONS::placeTarget( "pcbnew.InteractiveDrawing.placeTarget",
+        AS_GLOBAL, 'C',
+        "Add layer alignment target", "Add layer alignment target" );

pcbnew/tools/common_actions.h

@@ -71,4 +71,7 @@ public:
 
     /// Activation of the drawing tool (dimension)
     static TOOL_ACTION drawDimension;
+
+    /// Activation of the drawing tool (placing a TARGET)
+    static TOOL_ACTION placeTarget;
 };

pcbnew/tools/drawing_tool.cpp

@@ -32,6 +32,7 @@
 #include <class_drawsegment.h>
 #include <class_pcb_text.h>
 #include <class_dimension.h>
+#include <class_mire.h>
 #include <gal/graphics_abstraction_layer.h>
 #include <tool/tool_manager.h>
 #include <confirm.h>
@@ -558,6 +559,77 @@ int DRAWING_TOOL::DrawDimension( TOOL_EVENT& aEvent )
 }
 
 
+int DRAWING_TOOL::PlaceTarget( TOOL_EVENT& aEvent )
+{
+    KIGFX::VIEW* view = getView();
+    KIGFX::VIEW_CONTROLS* controls = getViewControls();
+    BOARD* board = getModel<BOARD>( PCB_T );
+    PCB_TARGET* target = new PCB_TARGET( board );
+
+    // Init the new item attributes
+    target->SetLayer( EDGE_N );
+    target->SetWidth( board->GetDesignSettings().m_EdgeSegmentWidth );
+    target->SetSize( Millimeter2iu( 5 ) );
+
+    // Add a VIEW_GROUP that serves as a preview for the new item
+    KIGFX::VIEW_GROUP preview( view );
+    preview.Add( target );
+    view->Add( &preview );
+    preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
+
+    controls->SetSnapping( true );
+
+    Activate();
+
+    // Main loop: keep receiving events
+    while( OPT_TOOL_EVENT evt = Wait() )
+    {
+        VECTOR2D cursorPos = view->ToWorld( controls->GetCursorPosition() );
+
+        if( evt->IsCancel() )
+        {
+            delete target;
+            break;
+        }
+
+        else if( evt->IsKeyUp() )
+        {
+            int width = target->GetWidth();
+
+            // Modify the new item width
+            if( evt->KeyCode() == '-' && width > WIDTH_STEP )
+                target->SetWidth( width - WIDTH_STEP );
+            else if( evt->KeyCode() == '=' )
+                target->SetWidth( width + WIDTH_STEP );
+
+            preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
+        }
+
+        else if( evt->IsClick( BUT_LEFT ) )
+        {
+            view->Add( target );
+            board->Add( target );
+            target->ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
+            break;
+        }
+
+        else if( evt->IsMotion() )
+        {
+            target->SetPosition( wxPoint( cursorPos.x, cursorPos.y ) );
+            preview.ViewUpdate( KIGFX::VIEW_ITEM::GEOMETRY );
+        }
+    }
+
+    controls->SetSnapping( false );
+    controls->SetAutoPan( false );
+    view->Remove( &preview );
+
+    setTransitions();
+
+    return 0;
+}
+
+
 void DRAWING_TOOL::setTransitions()
 {
     Go( &DRAWING_TOOL::DrawLine, COMMON_ACTIONS::drawLine.MakeEvent() );
@@ -565,4 +637,5 @@ void DRAWING_TOOL::setTransitions()
     Go( &DRAWING_TOOL::DrawArc, COMMON_ACTIONS::drawArc.MakeEvent() );
     Go( &DRAWING_TOOL::DrawText, COMMON_ACTIONS::drawText.MakeEvent() );
     Go( &DRAWING_TOOL::DrawDimension, COMMON_ACTIONS::drawDimension.MakeEvent() );
+    Go( &DRAWING_TOOL::PlaceTarget, COMMON_ACTIONS::placeTarget.MakeEvent() );
 }

pcbnew/tools/drawing_tool.h

@@ -59,6 +59,8 @@ public:
 
     int DrawDimension( TOOL_EVENT& aEvent );
 
+    int PlaceTarget( TOOL_EVENT& aEvent );
+
 private:
     ///> Starts drawing a selected shape.
     int draw( STROKE_T aShape );

pcbnew/tools/pcb_tools.cpp

@@ -60,6 +60,7 @@ void PCB_EDIT_FRAME::setupTools()
     m_toolManager->RegisterAction( &COMMON_ACTIONS::drawArc );
     m_toolManager->RegisterAction( &COMMON_ACTIONS::drawText );
     m_toolManager->RegisterAction( &COMMON_ACTIONS::drawDimension );
+    m_toolManager->RegisterAction( &COMMON_ACTIONS::placeTarget );
 
     // Register tools
     m_toolManager->RegisterTool( new SELECTION_TOOL );