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kicad/common/drawpanel.cpp

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/******************************************/
/* drawpanel.cpp - WinEDA_DrawPanel class */
/******************************************/
#include "fctsys.h"
#include "common.h"
#include "macros.h"
#include "id.h"
// Local defines
#define CURSOR_SIZE 12 // Cursor size in pixels
// Locad variables
/* Used to inhibit a response to a mouse left button release, after a double click
* (when releasing the left button at the end of the second click
* Used in eeschema to inhibit a mouse left release command when switching between
* hierarchical sheets on a double click
*/
static bool s_IgnoreNextLeftButtonRelease = false;
// Events used by WinEDA_DrawPanel
BEGIN_EVENT_TABLE( WinEDA_DrawPanel, wxScrolledWindow )
EVT_LEAVE_WINDOW( WinEDA_DrawPanel::OnMouseLeaving )
EVT_MOUSEWHEEL( WinEDA_DrawPanel::OnMouseWheel )
EVT_MOUSE_EVENTS( WinEDA_DrawPanel::OnMouseEvent )
EVT_CHAR( WinEDA_DrawPanel::OnKeyEvent )
EVT_CHAR_HOOK( WinEDA_DrawPanel::OnKeyEvent )
EVT_PAINT( WinEDA_DrawPanel::OnPaint )
EVT_SIZE( WinEDA_DrawPanel::OnSize )
EVT_ERASE_BACKGROUND( WinEDA_DrawPanel::OnEraseBackground )
EVT_SCROLLWIN( WinEDA_DrawPanel::OnScroll )
EVT_ACTIVATE( WinEDA_DrawPanel::OnActivate )
EVT_MENU_RANGE( ID_POPUP_GRID_LEVEL_1000, ID_POPUP_GRID_USER,
WinEDA_DrawPanel::OnPopupGridSelect )
EVT_MENU_RANGE( ID_PAN_UP, ID_PAN_RIGHT, WinEDA_DrawPanel::OnPan )
END_EVENT_TABLE()
/************************************************************************/
/* WinEDA_DrawPanel basic functions (WinEDA_DrawPanel is the main panel)*/
/************************************************************************/
WinEDA_DrawPanel::WinEDA_DrawPanel( WinEDA_DrawFrame* parent, int id,
const wxPoint& pos, const wxSize& size ) :
wxScrolledWindow( parent, id, pos, size,
wxBORDER | wxNO_FULL_REPAINT_ON_RESIZE )
{
m_Parent = parent;
m_Scroll_unit = 1;
m_ScrollButt_unit = 40;
SetBackgroundColour( wxColour( ColorRefs[g_DrawBgColor].m_Red,
ColorRefs[g_DrawBgColor].m_Green,
ColorRefs[g_DrawBgColor].m_Blue ) );
EnableScrolling( TRUE, TRUE );
m_ClipBox.SetSize( size );
m_ClipBox.SetX( 0 );
m_ClipBox.SetY( 0 );
m_CanStartBlock = -1; // Command block can start if >= 0
m_AbortEnable = m_AbortRequest = FALSE;
m_AutoPAN_Enable = TRUE;
m_IgnoreMouseEvents = 0;
ManageCurseur = NULL;
ForceCloseManageCurseur = NULL;
if( wxGetApp().m_EDA_Config )
m_AutoPAN_Enable = wxGetApp().m_EDA_Config->Read( wxT( "AutoPAN" ),
TRUE );
m_AutoPAN_Request = FALSE;
m_Block_Enable = FALSE;
m_PanelDefaultCursor = m_PanelCursor = wxCURSOR_ARROW;
m_CursorLevel = 0;
m_PrintIsMirrored = false;
}
BASE_SCREEN* WinEDA_DrawPanel::GetScreen()
{
WinEDA_DrawFrame* parentFrame = m_Parent;
wxASSERT( parentFrame );
return parentFrame->GetBaseScreen();
}
/*********************************************************************************/
void WinEDA_DrawPanel::Trace_Curseur( wxDC* DC, int color )
/*********************************************************************************/
/*
* Draw the schematic cursor which is usually on grid
*/
{
if( m_CursorLevel != 0 )
{
return;
}
if( DC == NULL )
return;
wxPoint Cursor = GetScreen()->m_Curseur;
GRSetDrawMode( DC, GR_XOR );
if( g_CursorShape == 1 ) /* Trace d'un reticule */
{
int dx = m_ClipBox.GetWidth() * GetZoom();
int dy = m_ClipBox.GetHeight() * GetZoom();
GRLine( &m_ClipBox, DC, Cursor.x - dx, Cursor.y,
Cursor.x + dx, Cursor.y, 0, color ); // axe Y
GRLine( &m_ClipBox, DC, Cursor.x, Cursor.y - dx,
Cursor.x, Cursor.y + dy, 0, color ); // axe X
}
else
{
int len = CURSOR_SIZE * GetZoom();
GRLine( &m_ClipBox, DC, Cursor.x - len, Cursor.y,
Cursor.x + len, Cursor.y, 0, color );
GRLine( &m_ClipBox, DC, Cursor.x, Cursor.y - len,
Cursor.x, Cursor.y + len, 0, color );
}
}
/*******************************************************************/
void WinEDA_DrawPanel::CursorOff( wxDC* DC )
/*******************************************************************/
/*
* Remove the grid cursor from the display in preparation for other drawing operations
*/
{
Trace_Curseur( DC );
--m_CursorLevel;
}
/*******************************************************************/
void WinEDA_DrawPanel::CursorOn( wxDC* DC )
/*******************************************************************/
/*
* Display the grid cursor
*/
{
++m_CursorLevel;
Trace_Curseur( DC );
if( m_CursorLevel > 0 ) // Shouldn't happen, but just in case ..
m_CursorLevel = 0;
}
/***********************************/
int WinEDA_DrawPanel::GetZoom()
/***********************************/
{
return GetScreen()->GetZoom();
}
/***************************************/
void WinEDA_DrawPanel::SetZoom( int zoom )
/***************************************/
{
GetScreen()->SetZoom( zoom );
}
/************************************/
wxSize WinEDA_DrawPanel::GetGrid()
/************************************/
{
return GetScreen()->GetGrid();
}
/******************************************************/
void WinEDA_DrawPanel::PrepareGraphicContext( wxDC* DC )
/******************************************************/
{
GRResetPenAndBrush( DC );
DC->SetBackgroundMode( wxTRANSPARENT );
#ifdef WX_ZOOM
int zoom = GetZoom();
double f_scale = 1.0 / (double) zoom;
DC->SetUserScale( f_scale, f_scale );
PrepareDC( *DC );
#endif
SetBoundaryBox();
}
/*********************************************************************/
wxPoint WinEDA_DrawPanel::CalcAbsolutePosition( const wxPoint& rel_pos )
/*********************************************************************/
/** Function CalcAbsolutePosition
* @return absolute position in pixels, considering the scroll amount
* @param rel_pos = relative position (screen position) in pixel
* ( relative position = position in the panel draw area on screen )
*/
{
wxPoint pos;
#ifdef WX_ZOOM
CalcUnscrolledPosition( rel_pos.x, rel_pos.y, &pos.x, &pos.y );
#else
int ii, jj;
GetViewStart( &pos.x, &pos.y ); // pos is the origin in scroll units
GetScrollPixelsPerUnit( &ii, &jj );
pos.x *= ii;
pos.y *= jj; // pos is the origin in pixel units
pos.x += rel_pos.x;
pos.y += rel_pos.y;
#endif
return pos;
}
/**********************************************************************/
wxPoint WinEDA_DrawPanel::CursorRealPosition( const wxPoint& ScreenPos )
/**********************************************************************/
/** CursorRealPosition (used to calculate the cursor position in internal units)
* @return position (in internal units)
* @param ScreenPos = absolute position in pixels
*/
{
wxPoint curpos = GetScreen()->CursorRealPosition( ScreenPos );
return curpos;
}
/********************************************************/
bool WinEDA_DrawPanel::IsPointOnDisplay( wxPoint ref_pos )
/********************************************************/
/** Funcion IsPointOnDisplay
* @param ref_pos is the position to test in pixels, relative to the panel.
* @return TRUE if ref_pos is a point currently visible on screen
* FALSE if ref_pos is out of screen
*/
{
wxPoint pos;
EDA_Rect display_rect;
SetBoundaryBox();
display_rect = m_ClipBox;
// Reduction legere des dimension de l'ecran utile pour eviter cadrage
// en limite d'ecran
#define PIXEL_MARGIN 8
display_rect.Inflate( -PIXEL_MARGIN, -PIXEL_MARGIN );
// Conversion en coord physiques
pos = CalcAbsolutePosition( display_rect.GetPosition() );
pos.x *= GetZoom();
pos.y *= GetZoom();
pos.x += GetScreen()->m_DrawOrg.x;
pos.y += GetScreen()->m_DrawOrg.y;
display_rect.SetX( pos.x );
display_rect.SetY( pos.y );
display_rect.SetWidth( display_rect.GetWidth() * GetZoom() );
display_rect.SetHeight( display_rect.GetHeight() * GetZoom() );
return display_rect.Inside( ref_pos );
}
void WinEDA_DrawPanel::PostDirtyRect( EDA_Rect aRect )
{
// D( printf( "1) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n", aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y ); )
// Convert the rect coordinates and size to pixels (make a draw clip box):
ConvertPcbUnitsToPixelsUnits( &aRect );
// Ensure the rectangle is large enough after truncations.
// The pcb units have finer granularity than the pixels, so it can happen
// that the rectangle is not large enough for the erase portion.
aRect.m_Size.x += 2; // += 1 is not enough!
aRect.m_Size.y += 2;
// D( printf( "2) PostDirtyRect( x=%d, y=%d, width=%d, height=%d)\n", aRect.m_Pos.x, aRect.m_Pos.y, aRect.m_Size.x, aRect.m_Size.y ); )
// pass wxRect() via EDA_Rect::operator wxRect() overload
RefreshRect( aRect, TRUE );
}
/************************************************************************/
void WinEDA_DrawPanel::ConvertPcbUnitsToPixelsUnits( EDA_Rect* aRect )
/************************************************************************/
{
// Calculate the draw area origin in internal units:
wxPoint pos = aRect->GetPosition();
ConvertPcbUnitsToPixelsUnits( &pos );
aRect->SetOrigin( pos ); // rect origin in pixel units
aRect->m_Size.x /= GetZoom();
aRect->m_Size.y /= GetZoom(); // size in pixel units
}
/***************************************************************************/
void WinEDA_DrawPanel::ConvertPcbUnitsToPixelsUnits( wxPoint* aPosition )
/***************************************************************************/
{
// Calculate the draw area origin in internal units:
wxPoint drwOrig;
int x_axis_scale, y_axis_scale;
// Origin in scroll units;
GetViewStart( &drwOrig.x, &drwOrig.y );
GetScrollPixelsPerUnit( &x_axis_scale, &y_axis_scale );
// Origin in pixels units
drwOrig.x *= x_axis_scale;
drwOrig.y *= y_axis_scale;
// Origin in internal units
drwOrig.x *= GetZoom();
drwOrig.y *= GetZoom();
// Real origin, according to the "plot" origin
drwOrig += GetScreen()->m_DrawOrg;
// position in internal units, relative to the visible draw area origin
*aPosition -= drwOrig;
// position in pixels, relative to the visible draw area origin
aPosition->x /= GetZoom();
aPosition->y /= GetZoom();
}
/********************************************************/
wxPoint WinEDA_DrawPanel::CursorScreenPosition()
/********************************************************/
/** CursorScreenPosition
* @return the curseur position in pixels in the panel draw area on screen )
*/
{
wxPoint curpos = GetScreen()->m_Curseur;
curpos -= GetScreen()->m_DrawOrg;
curpos.x /= GetZoom();
curpos.y /= GetZoom();
return curpos;
}
/*********************************************************/
wxPoint WinEDA_DrawPanel::GetScreenCenterRealPosition( void )
/*********************************************************/
/** Function GetScreenCenterRealPosition()
* @return position (in internal units) of the current area centre showed on screen
*/
{
wxSize size;
wxPoint realpos;
size = GetClientSize();
size.x /= 2;
size.y /= 2;
realpos = CalcAbsolutePosition( wxPoint( size.x, size.y ) );
realpos.x *= GetZoom();
realpos.y *= GetZoom();
realpos.x += GetScreen()->m_DrawOrg.x;
realpos.y += GetScreen()->m_DrawOrg.y;
return realpos;
}
/**********************************************/
void WinEDA_DrawPanel::MouseToCursorSchema()
/**********************************************/
/* Move the mouse cursor to the current schematic cursor
*/
{
wxPoint Mouse = CursorScreenPosition();
MouseTo( Mouse );
}
/****************************************************/
void WinEDA_DrawPanel::MouseTo( const wxPoint& Mouse )
/****************************************************/
/** Move the mouse cursor to the position "Mouse"
* @param Mouse = new mouse cursor position
*/
{
wxPoint mouse;
#ifdef WX_ZOOM
CalcScrolledPosition( Mouse.x, Mouse.y, &mouse.x, &mouse.y );
#else
mouse = Mouse;
mouse.x -= GetScreen()->m_StartVisu.x;
mouse.y -= GetScreen()->m_StartVisu.y;
#endif
GRMouseWarp( this, mouse );
}
/********************************************************/
void WinEDA_DrawPanel::OnActivate( wxActivateEvent& event )
/********************************************************/
/**
* Called on window activation.
* init the member m_CanStartBlock to avoid a block start command
* on activation (because a left mouse buton can be pressed and no block command wanted
* This happens when enter on a hierarchycat sheet on double click
*/
{
m_CanStartBlock = -1; // Block Command can't start
event.Skip();
}
/***********************************************************/
void WinEDA_DrawPanel::OnEraseBackground( wxEraseEvent& event )
/***********************************************************/
{
event.Skip();
}
/*********************************************************/
void WinEDA_DrawPanel::OnScroll( wxScrollWinEvent& event )
/*********************************************************/
{
int id = event.GetEventType();
int dir, value = 0;
int x, y;
GetViewStart( &x, &y );
dir = event.GetOrientation(); // wxHORIZONTAL or wxVERTICAL
if( id == wxEVT_SCROLLWIN_LINEUP )
value = -m_ScrollButt_unit;
else if( id == wxEVT_SCROLLWIN_LINEDOWN )
value = m_ScrollButt_unit;
else if( id == wxEVT_SCROLLWIN_THUMBTRACK )
{
value = event.GetPosition();
if( dir == wxHORIZONTAL )
Scroll( value, -1 );
else
Scroll( -1, value );
return;
}
else
{
event.Skip();
return;
}
if( dir == wxHORIZONTAL )
{
Scroll( x + value, -1 );
}
else
{
Scroll( -1, y + value );
}
event.Skip();
}
/*************************************************/
void WinEDA_DrawPanel::OnSize( wxSizeEvent& event )
/*************************************************/
{
SetBoundaryBox();
event.Skip();
}
/******************************************/
void WinEDA_DrawPanel::SetBoundaryBox()
/******************************************/
/** Function SetBoundaryBox()
* set the m_ClipBox member to the current displayed rectangle dimensions
*/
{
BASE_SCREEN* Screen = GetScreen();;
if( !Screen )
return;
wxPoint org;
int ii, jj;
Screen->m_SizeVisu = GetClientSize();
GetViewStart( &org.x, &org.y );
GetScrollPixelsPerUnit( &ii, &jj );
org.x *= ii;
org.y *= jj;
Screen->m_StartVisu = org;
m_ClipBox.SetOrigin( org );
m_ClipBox.SetSize( GetClientSize() );
#ifdef WX_ZOOM
m_ClipBox.m_Pos.x *= GetZoom();
m_ClipBox.m_Pos.y *= GetZoom();
m_ClipBox.m_Size.x *= GetZoom();
m_ClipBox.m_Size.y *= GetZoom();
#else
m_ClipBox.m_Pos.x -= GetScreen()->m_StartVisu.x;
m_ClipBox.m_Pos.y -= GetScreen()->m_StartVisu.y;
#endif
m_ScrollButt_unit = MIN( Screen->m_SizeVisu.x, Screen->m_SizeVisu.y ) / 4;
if( m_ScrollButt_unit < 2 )
m_ScrollButt_unit = 2;
Screen->m_ScrollbarPos.x = GetScrollPos( wxHORIZONTAL );
Screen->m_ScrollbarPos.y = GetScrollPos( wxVERTICAL );
}
/*********************************************/
void WinEDA_DrawPanel::EraseScreen( wxDC* DC )
/*********************************************/
{
GRSetDrawMode( DC, GR_COPY );
GRSFilledRect( &m_ClipBox, DC, m_ClipBox.GetX(), m_ClipBox.GetY(),
m_ClipBox.GetRight(), m_ClipBox.GetBottom(),
g_DrawBgColor, g_DrawBgColor );
}
#if wxUSE_GRAPHICS_CONTEXT
// note: wxUSE_GRAPHICS_CONTEXT must be set to 1 in wxWidgets
// see setup.h in wx Widgets.
// wxWidgets configure can need option --enable-graphics_ctx
// Currently, **only for tests**
//#define USE_GCDC_IN_KICAD // uncommment it to use wxGCDC
#endif
/***************************************************/
void WinEDA_DrawPanel::OnPaint( wxPaintEvent& event )
/***************************************************/
{
#ifdef USE_GCDC_IN_KICAD
wxPaintDC pDC( this );
wxGCDC paintDC(pDC); // Following line should be disabled on MSW and OS X
paintDC.GetGraphicsContext()->Translate(0.5, 0.5); // Fix for pixel offset bug http://trac.wxwidgets.org/ticket/4187
#else
wxPaintDC paintDC( this );
#endif
EDA_Rect tmp;
wxRect PaintClipBox;
wxPoint org;
PrepareGraphicContext( &paintDC );
tmp = m_ClipBox;
org = m_ClipBox.GetOrigin();
wxRegion upd = GetUpdateRegion(); // get the update rect list
// get the union of all rectangles in the update region, 'upd'
PaintClipBox = upd.GetBox();
#if 0 && defined (DEBUG)
printf( "1) PaintClipBox=(%d, %d, %d, %d) org=(%d, %d) m_ClipBox=(%d, %d, %d, %d)\n",
PaintClipBox.x,
PaintClipBox.y,
PaintClipBox.width,
PaintClipBox.height,
org.x, org.y,
m_ClipBox.m_Pos.x, m_ClipBox.m_Pos.y,
m_ClipBox.m_Size.x, m_ClipBox.m_Size.y
);
#endif
PaintClipBox.x += org.x;
PaintClipBox.y += org.y;
#ifdef WX_ZOOM
m_ClipBox.m_Pos.x = PaintClipBox.x * GetZoom();
m_ClipBox.m_Pos.y = PaintClipBox.y * GetZoom();
m_ClipBox.m_Size.x = PaintClipBox.width * GetZoom();
m_ClipBox.m_Size.y = PaintClipBox.height * GetZoom();
#else
m_ClipBox.SetX( PaintClipBox.GetX() );
m_ClipBox.SetY( PaintClipBox.GetY() );
m_ClipBox.SetWidth( PaintClipBox.GetWidth() );
m_ClipBox.SetHeight( PaintClipBox.GetHeight() );
#endif
#if 0 && defined (DEBUG)
printf( "2) PaintClipBox=(%d, %d, %d, %d) org=(%d, %d) m_ClipBox=(%d, %d, %d, %d)\n",
PaintClipBox.x,
PaintClipBox.y,
PaintClipBox.width,
PaintClipBox.height,
org.x, org.y,
m_ClipBox.m_Pos.x, m_ClipBox.m_Pos.y,
m_ClipBox.m_Size.x, m_ClipBox.m_Size.y
);
#endif
PaintClipBox = m_ClipBox;
// call ~wxDCClipper() before ~wxPaintDC()
{
wxDCClipper dcclip( paintDC, PaintClipBox );
ReDraw( &paintDC, TRUE );
}
m_ClipBox = tmp;
event.Skip();
}
/****************************************************/
void WinEDA_DrawPanel::ReDraw( wxDC* DC, bool erasebg )
/****************************************************/
{
BASE_SCREEN* Screen = GetScreen();
if( Screen == NULL )
return;
if( ( g_DrawBgColor != WHITE ) && ( g_DrawBgColor != BLACK ) )
g_DrawBgColor = BLACK;
if( g_DrawBgColor == WHITE )
{
g_XorMode = GR_NXOR;
g_GhostColor = BLACK;
}
else
{
g_XorMode = GR_XOR;
g_GhostColor = WHITE;
}
#ifdef WX_ZOOM
int zoom = GetZoom();
double f_scale = 1.0 / (double) zoom;
DC->SetUserScale( f_scale, f_scale );
#endif
if( erasebg )
PrepareGraphicContext( DC );
DC->SetFont( *g_StdFont );
SetBackgroundColour( wxColour( ColorRefs[g_DrawBgColor].m_Red,
ColorRefs[g_DrawBgColor].m_Green,
ColorRefs[g_DrawBgColor].m_Blue ) );
GRResetPenAndBrush( DC );
DC->SetBackground( *wxBLACK_BRUSH );
DC->SetBackgroundMode( wxTRANSPARENT );
m_Parent->RedrawActiveWindow( DC, erasebg );
}
/***********************************************/
void WinEDA_DrawPanel::DrawBackGround( wxDC* DC )
/***********************************************/
/** Function DrawBackGround
* @param DC = current Device Context
* Draws X , Y axis
* draws the grid
* - the grid is drawn only if the zoom level allows a good visibility
* - the grid is always centered on the screen centre
*/
{
int Color = BLUE;
BASE_SCREEN* screen = GetScreen();
int ii, jj, xg, yg, color;
wxSize pas_grille_affichee;
bool drawgrid = FALSE;
int zoom = GetZoom();
wxSize size;
wxPoint org;
double pasx, pasy;
color = g_GridColor;
GRSetDrawMode( DC, GR_COPY );
/* The grid must be visible. this is possible only is grid value
* and zoom value are sufficient
*/
drawgrid = m_Parent->m_Draw_Grid;
pas_grille_affichee = screen->GetGrid();
ii = pas_grille_affichee.x / zoom;
if( ii < 5 )
{
pas_grille_affichee.x *= 2;
ii *= 2;
}
if( ii < 5 )
drawgrid = FALSE; // The gris is small
ii = pas_grille_affichee.y / zoom;
if( ii < 5 )
{
pas_grille_affichee.y *= 2;
ii *= 2;
}
if( ii < 5 )
drawgrid = FALSE; // The gris is small
GetViewStart( &org.x, &org.y );
GetScrollPixelsPerUnit( &ii, &jj );
org.x *= ii;
org.y *= jj;
screen->m_StartVisu = org;
org.x *= zoom;
org.y *= zoom;
org.x += screen->m_DrawOrg.x;
org.y += screen->m_DrawOrg.y;
size = GetClientSize();
size.x *= zoom;
size.y *= zoom;
pasx = screen->m_Grid.x * m_Parent->m_InternalUnits;
pasy = screen->m_Grid.y * m_Parent->m_InternalUnits;
if( drawgrid )
{
m_Parent->PutOnGrid( &org );
GRSetColorPen( DC, color );
for( ii = 0; ; ii++ )
{
xg = ii * pas_grille_affichee.x;
int xpos = org.x + xg;
for( jj = 0; ; jj++ )
{
yg = jj * pas_grille_affichee.y;
GRPutPixel( &m_ClipBox, DC, xpos, org.y + yg, color );
if( yg > size.y )
break;
}
if( xg > size.x )
break;
}
}
/* Draw axis */
if( m_Parent->m_Draw_Axis )
{
/* Draw the Y axis */
GRDashedLine( &m_ClipBox, DC, 0, -screen->ReturnPageSize().y,
0, screen->ReturnPageSize().y, 0, Color );
/* Draw the X axis */
GRDashedLine( &m_ClipBox, DC, -screen->ReturnPageSize().x, 0,
screen->ReturnPageSize().x, 0, 0, Color );
}
/* Draw auxiliary axis */
if( m_Parent->m_Draw_Auxiliary_Axis )
{
m_Draw_Auxiliary_Axis( DC, FALSE );
}
}
/********************************************************************/
void WinEDA_DrawPanel::m_Draw_Auxiliary_Axis( wxDC* DC, int drawmode )
/********************************************************************/
/** m_Draw_Auxiliary_Axis
* Draw the Auxiliary Axis, used in pcbnew which as origin coordinates
* for gerber and excellon files
*/
{
if( m_Parent->m_Auxiliary_Axis_Position.x == 0
&& m_Parent->m_Auxiliary_Axis_Position.y == 0 )
return;
int Color = DARKRED;
BASE_SCREEN* screen = GetScreen();
GRSetDrawMode( DC, drawmode );
/* Draw the Y axis */
GRDashedLine( &m_ClipBox, DC,
m_Parent->m_Auxiliary_Axis_Position.x,
-screen->ReturnPageSize().y,
m_Parent->m_Auxiliary_Axis_Position.x,
screen->ReturnPageSize().y,
0, Color );
/* Draw the X axis */
GRDashedLine( &m_ClipBox, DC,
-screen->ReturnPageSize().x,
m_Parent->m_Auxiliary_Axis_Position.y,
screen->ReturnPageSize().x,
m_Parent->m_Auxiliary_Axis_Position.y,
0, Color );
}
/*******************************************************/
bool WinEDA_DrawPanel::OnRightClick( wxMouseEvent& event )
/*******************************************************/
/** Build and display a Popup menu on a right mouse button click
* @return true if a popup menu is shown, or false
*/
{
wxPoint pos;
wxMenu MasterMenu;
pos.x = event.GetX();
pos.y = event.GetY();
if( !m_Parent->OnRightClick( pos, &MasterMenu ) )
return false;
AddMenuZoom( &MasterMenu );
m_IgnoreMouseEvents = TRUE;
PopupMenu( &MasterMenu, pos );
MouseToCursorSchema();
m_IgnoreMouseEvents = FALSE;
return true;
}
/******************************************************/
void WinEDA_DrawPanel::OnMouseLeaving( wxMouseEvent& event )
/*******************************************************/
// Called when the canvas receives a mouse event leaving frame. //
{
if( ManageCurseur == NULL ) // Pas de commande encours
m_AutoPAN_Request = FALSE;
if( !m_AutoPAN_Enable || !m_AutoPAN_Request || m_IgnoreMouseEvents )
return;
// Auto pan if mouse is leave working aera:
wxSize size = GetClientSize();
if( ( size.x < event.GetX() ) || ( size.y < event.GetY() )
|| ( event.GetX() <= 0) || ( event.GetY() <= 0 ) )
{
wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED, ID_POPUP_ZOOM_CENTER );
cmd.SetEventObject( this );
GetEventHandler()->ProcessEvent( cmd );
}
}
/*
* Handle mouse wheel events.
*
* The mouse wheel is used to provide support for zooming and panning. This
* is accomplished by converting mouse wheel events in psuedo menu command
* events.
*/
void WinEDA_DrawPanel::OnMouseWheel( wxMouseEvent& event )
{
wxRect rect = GetRect();
wxLogDebug( wxT( "OnMouseWheel() cursor position: (%d, %d)." ),
event.m_x, event.m_y );
/* Ignore scroll events if the cursor is outside the drawing area. */
if( event.GetWheelRotation() == 0 || !GetParent()->IsEnabled()
|| !rect.Contains( event.GetPosition() ) )
{
event.Skip();
return;
}
wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
cmd.SetEventObject( this );
// This is a zoom in or out command
if( event.GetWheelRotation() > 0 )
{
if( event.ShiftDown() && !event.ControlDown() )
cmd.SetId( ID_PAN_UP );
else if( event.ControlDown() && !event.ShiftDown() )
cmd.SetId( ID_PAN_LEFT );
else
cmd.SetId( ID_POPUP_ZOOM_IN );
}
else if ( event.GetWheelRotation() < 0 )
{
if( event.ShiftDown() && !event.ControlDown() )
cmd.SetId( ID_PAN_DOWN );
else if( event.ControlDown() && !event.ShiftDown() )
cmd.SetId( ID_PAN_RIGHT );
else
cmd.SetId( ID_POPUP_ZOOM_OUT );
}
GetEventHandler()->ProcessEvent( cmd );
}
/******************************************************/
void WinEDA_DrawPanel::OnMouseEvent( wxMouseEvent& event )
/*******************************************************/
// Called when the canvas receives a mouse event. //
{
int localrealbutt = 0, localbutt = 0, localkey = 0;
BASE_SCREEN* screen = GetScreen();
static WinEDA_DrawPanel* LastPanel;
if( !screen )
return;
#define MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND 5 /* Adjust value to filter mouse deplacement before
* consider the drag mouse is really a drag command, not just a movement while click
*/
static int MinDragEventCount; /* counts the drag events.
* used to filter mouse moves before starting a block command
* a block comman can be started only if MinDragEventCount > MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND
* in order to avoid spurious block commands
*/
if( event.Leaving() || event.Entering() )
{
m_CanStartBlock = -1;
}
if( ManageCurseur == NULL ) // No command in progress
m_AutoPAN_Request = FALSE;
if( m_Parent->m_FrameIsActive )
SetFocus();
else
return;
if( !event.IsButton() && !event.Moving()
&& !event.Dragging() && !localkey )
{
return;
}
if( event.RightDown() )
{
OnRightClick( event );
return;
}
if( m_IgnoreMouseEvents )
return;
if( event.LeftIsDown() )
localrealbutt |= GR_M_LEFT_DOWN;
if( event.MiddleIsDown() )
localrealbutt |= GR_M_MIDDLE_DOWN;
if( event.LeftDown() )
localbutt = GR_M_LEFT_DOWN;
if( event.ButtonDClick( 1 ) )
localbutt = GR_M_LEFT_DOWN | GR_M_DCLICK;
if( event.MiddleDown() )
localbutt = GR_M_MIDDLE_DOWN;
if( event.ButtonDClick( 2 ) )
{
}
; // Unused
localrealbutt |= localbutt; /* compensation defaut wxGTK */
/* Compute absolute m_MousePosition in pixel units: */
screen->m_MousePositionInPixels = CalcAbsolutePosition( wxPoint( event.GetX(), event.GetY() ) );
/* Compute absolute m_MousePosition in user units: */
screen->m_MousePosition = CursorRealPosition( screen->m_MousePositionInPixels );
wxClientDC DC( this );
int kbstat = 0;
DC.SetBackground( *wxBLACK_BRUSH );
PrepareGraphicContext( &DC );
g_KeyPressed = localkey;
if( event.ShiftDown() )
kbstat |= GR_KB_SHIFT;
if( event.ControlDown() )
kbstat |= GR_KB_CTRL;
if( event.AltDown() )
kbstat |= GR_KB_ALT;
g_MouseOldButtons = localrealbutt;
// Calling Double Click and Click functions :
if( localbutt == (int) (GR_M_LEFT_DOWN | GR_M_DCLICK) )
{
m_Parent->OnLeftDClick( &DC, screen->m_MousePositionInPixels );
// inhibit a response to the mouse left button release,
// because we have a double click, and we do not want a new OnLeftClick command at end of this Double Click
s_IgnoreNextLeftButtonRelease = true;
}
else if( event.LeftUp() )
{
if( screen->BlockLocate.m_State==STATE_NO_BLOCK // A block command is in progress: a left up is the end of block
&& !s_IgnoreNextLeftButtonRelease ) // This is the end of a double click, already seen
m_Parent->OnLeftClick( &DC, screen->m_MousePositionInPixels );
s_IgnoreNextLeftButtonRelease = false;
}
if( !event.LeftIsDown() )
{
/* be sure there is a response to a left button release command
* even when a LeftUp event is not seen
* happens when a double click opens a dialog box, and the release mouse button is made when the dialog box is open
*/
s_IgnoreNextLeftButtonRelease = false;
}
if( event.ButtonUp( 2 ) && (screen->BlockLocate.m_State == STATE_NO_BLOCK) )
{
// The middle button has been relached, with no block command:
// We use it for a zoom center at cursor position command
wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED,
ID_POPUP_ZOOM_CENTER );
cmd.SetEventObject( this );
GetEventHandler()->ProcessEvent( cmd );
}
/* Calling the general function on mouse changes (and pseudo key commands) */
m_Parent->GeneralControle( &DC, screen->m_MousePositionInPixels );
/*******************************/
/* Control of block commands : */
/*******************************/
// Command block can't start if mouse is dragging a new panel
if( LastPanel != this )
{
MinDragEventCount = 0;
m_CanStartBlock = -1;
}
/* A new command block can start after a release buttons
* and if the drag is enougth
* This is to avoid a false start block when a dialog box is demiss,
* or when changing panels in hierachy navigation
* or when clicking while and moving mouse
*/
if( !event.LeftIsDown() && !event.MiddleIsDown() )
{
MinDragEventCount = 0;
m_CanStartBlock = 0;
/* remember the last cursor position when a drag mouse starts
* this is the last postion ** before ** clicking a button
* this is usefull to start a block command from the point where the mouse was clicked first
* (a filter creates a delay for the real block command start, and we must remember this point)
*/
m_CursorStartPos = screen->m_Curseur;
}
if( m_Block_Enable && !(localbutt & GR_M_DCLICK) )
{
if( (screen->BlockLocate.m_Command == BLOCK_IDLE)
|| (screen->BlockLocate.m_State == STATE_NO_BLOCK) )
{
screen->BlockLocate.SetOrigin( m_CursorStartPos );
}
if( event.LeftDown() || event.MiddleDown() )
{
if( screen->BlockLocate.m_State == STATE_BLOCK_MOVE )
{
m_AutoPAN_Request = FALSE;
m_Parent->HandleBlockPlace( &DC );
s_IgnoreNextLeftButtonRelease = true;
}
}
else if( (m_CanStartBlock >= 0 )
&& ( event.LeftIsDown() || event.MiddleIsDown() )
&& ManageCurseur == NULL
&& ForceCloseManageCurseur == NULL )
{ // Mouse is dragging: if no block in progress: start a block command
if( screen->BlockLocate.m_State == STATE_NO_BLOCK )
{ // Start a block command
int cmd_type = kbstat;
if( event.MiddleIsDown() )
cmd_type |= MOUSE_MIDDLE;
/* A block command is started if the drag is enought.
* A small drag is ignored (it is certainly a little mouse move when clicking)
* not really a drag mouse
*/
if( MinDragEventCount < MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND )
MinDragEventCount++;
else
{
if( !m_Parent->HandleBlockBegin( &DC, cmd_type, m_CursorStartPos ) )
{
// should not occurs: error
m_Parent->DisplayToolMsg(
wxT( "WinEDA_DrawPanel::OnMouseEvent() Block Error" ) );
}
else
{
m_AutoPAN_Request = TRUE;
SetCursor( m_PanelCursor = wxCURSOR_SIZING );
}
}
}
}
if( event.ButtonUp( 1 ) || event.ButtonUp( 2 ) )
{
/* Release the mouse button: end of block.
* The command can finish (DELETE) or have a next command (MOVE, COPY).
* However the block command is cancelled if the block size is small
* Because a block command filtering is already made, this case happens,
* but only when the on grid cursor has not moved.
*/
#define BLOCK_MINSIZE_LIMIT 1
bool BlockIsSmall =
( ABS( screen->BlockLocate.GetWidth() / GetZoom() ) < BLOCK_MINSIZE_LIMIT)
&& ( ABS( screen->BlockLocate.GetHeight() / GetZoom() ) < BLOCK_MINSIZE_LIMIT);
if( (screen->BlockLocate.m_State != STATE_NO_BLOCK) && BlockIsSmall )
{
if( ForceCloseManageCurseur )
{
ForceCloseManageCurseur( this, &DC );
m_AutoPAN_Request = FALSE;
}
SetCursor( m_PanelCursor = m_PanelDefaultCursor );
}
else if( screen->BlockLocate.m_State == STATE_BLOCK_END )
{
m_AutoPAN_Request = FALSE;
m_Parent->HandleBlockEnd( &DC );
SetCursor( m_PanelCursor = m_PanelDefaultCursor );
if( screen->BlockLocate.m_State == STATE_BLOCK_MOVE )
{
m_AutoPAN_Request = TRUE;
SetCursor( m_PanelCursor = wxCURSOR_HAND );
}
}
}
}
// End of block command on a double click
// To avoid an unwanted block move command if the move is moved while double click
if( localbutt == (int) (GR_M_LEFT_DOWN | GR_M_DCLICK) )
{
if( screen->BlockLocate.m_Command != BLOCK_IDLE )
{
if( ForceCloseManageCurseur )
{
ForceCloseManageCurseur( this, &DC );
m_AutoPAN_Request = FALSE;
}
}
}
#if 0
wxString msg_debug;
msg_debug.Printf( " block state %d, cmd %d",
screen->BlockLocate.m_State, screen->BlockLocate.m_Command );
m_Parent->PrintMsg( msg_debug );
#endif
LastPanel = this;
/* @todo: move this to where it is really needed, obviously not here in
* response to every mouse move event:
* m_Parent->SetToolbars();
*/
}
/****************************************************/
void WinEDA_DrawPanel::OnKeyEvent( wxKeyEvent& event )
/****************************************************/
{
long key, localkey;
bool escape = FALSE;
key = localkey = event.GetKeyCode();
switch( localkey )
{
case WXK_CONTROL:
case WXK_CAPITAL:
case WXK_SHIFT:
case WXK_NUMLOCK:
case WXK_LBUTTON:
case WXK_RBUTTON:
case WXK_ALT:
return;
case WXK_ESCAPE:
escape = m_AbortRequest = TRUE;
break;
}
if( event.ControlDown() )
localkey |= GR_KB_CTRL;
if( event.AltDown() )
localkey |= GR_KB_ALT;
if( event.ShiftDown() && (key > 256) )
localkey |= GR_KB_SHIFT;
wxClientDC DC( this );
BASE_SCREEN* Screen = GetScreen();
PrepareGraphicContext( &DC );
g_KeyPressed = localkey;
if( escape )
{
if( ManageCurseur && ForceCloseManageCurseur )
{
SetCursor( m_PanelCursor = m_PanelDefaultCursor );
ForceCloseManageCurseur( this, &DC );
SetCursor( m_PanelCursor = m_PanelDefaultCursor );
}
else
{
m_PanelCursor = m_PanelDefaultCursor = wxCURSOR_ARROW;
m_Parent->SetToolID( 0, m_PanelCursor, wxEmptyString );
}
}
/* some key commands use the mouse position: refresh it */
#if wxCHECK_VERSION( 2, 8, 0 )
wxPoint mouse_pos = wxGetMousePosition(); // Get the mouse position on screen
wxPoint win_pos = GetScreenPosition(); // get the draw area (panel)position on screen
mouse_pos -= win_pos; // mouse_pos = is the mouse position relative to the panel
/* Compute absolute m_MousePosition in pixel units (i.e. considering the current scrool) : */
Screen->m_MousePositionInPixels = CalcAbsolutePosition( mouse_pos );
/* Compute absolute m_MousePosition in user units: */
Screen->m_MousePosition = CursorRealPosition( Screen->m_MousePositionInPixels );
#else
/* if wxGetMousePosition() does not exist,
* m_Cursor should be ok, use it to calculate the cursor position on screen
*/
Screen->m_MousePositionInPixels = CursorScreenPosition();
#endif
m_Parent->GeneralControle( &DC, Screen->m_MousePositionInPixels );
#if 0
event.Skip(); // Allow menu shortcut processing
#endif
}
void WinEDA_DrawPanel::OnPan( wxCommandEvent& event )
{
int x, y;
wxClientDC dc( this );
PrepareGraphicContext( &dc );
GetViewStart( &x, &y ); // x and y are in scroll units, not in pixels
switch( event.GetId() )
{
case ID_PAN_UP:
y -= m_ScrollButt_unit;
break;
case ID_PAN_DOWN:
y += m_ScrollButt_unit;
break;
case ID_PAN_LEFT:
x -= m_ScrollButt_unit;
break;
case ID_PAN_RIGHT:
x += m_ScrollButt_unit;
break;
default:
wxLogDebug( wxT( "Unknown ID %d in WinEDA_DrawPanel::OnPan()." ),
event.GetId() );
}
Scroll( x, y );
MouseToCursorSchema();
}
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