X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d3a809c7dccc2f72da17fbf52f10cfb27e0ee8f0..1265b12ac90866b6a99502924c24ea85f4fa826e:/src/generic/plot.cpp diff --git a/src/generic/plot.cpp b/src/generic/plot.cpp index 0bcd6ef4c0..4d21d4e87b 100644 --- a/src/generic/plot.cpp +++ b/src/generic/plot.cpp @@ -32,9 +32,46 @@ #endif #include "wx/generic/plot.h" +#include "wx/bmpbuttn.h" #include +// ---------------------------------------------------------------------------- +// XPMs +// ---------------------------------------------------------------------------- + +#if !defined(__WXMSW__) && !defined(__WXPM__) + #include "wx/generic/plot_enl.xpm" + #include "wx/generic/plot_shr.xpm" + #include "wx/generic/plot_zin.xpm" + #include "wx/generic/plot_zot.xpm" + #include "wx/generic/plot_up.xpm" + #include "wx/generic/plot_dwn.xpm" +#endif + +// ---------------------------------------------------------------------------- +// accessor functions for the bitmaps (may return NULL, check for it!) +// ---------------------------------------------------------------------------- + +static wxBitmap *GetEnlargeBitmap(); +static wxBitmap *GetShrinkBitmap(); +static wxBitmap *GetZoomInBitmap(); +static wxBitmap *GetZoomOutBitmap(); +static wxBitmap *GetUpBitmap(); +static wxBitmap *GetDownBitmap(); + +//----------------------------------------------------------------------------- +// wxPlotEvent +//----------------------------------------------------------------------------- + +wxPlotEvent::wxPlotEvent( wxEventType commandType, int id ) + : wxNotifyEvent( commandType, id ) +{ + m_curve = (wxPlotCurve*) NULL; + m_zoom = 1.0; + m_position = 0; +} + //----------------------------------------------------------------------------- // wxPlotCurve //----------------------------------------------------------------------------- @@ -57,12 +94,15 @@ IMPLEMENT_DYNAMIC_CLASS(wxPlotArea, wxWindow) BEGIN_EVENT_TABLE(wxPlotArea, wxWindow) EVT_PAINT( wxPlotArea::OnPaint) EVT_LEFT_DOWN( wxPlotArea::OnMouse) + EVT_LEFT_DCLICK( wxPlotArea::OnMouse) END_EVENT_TABLE() wxPlotArea::wxPlotArea( wxPlotWindow *parent ) : wxWindow( parent, -1, wxDefaultPosition, wxDefaultSize, wxSIMPLE_BORDER, "plotarea" ) { m_owner = parent; + + m_zooming = FALSE; SetBackgroundColour( *wxWHITE ); } @@ -93,12 +133,29 @@ void wxPlotArea::OnMouse( wxMouseEvent &event ) double end = curve->GetEndY(); wxCoord offset_y = curve->GetOffsetY(); - double dy = (end - curve->GetY( x )) / range; + double dy = (end - curve->GetY( x/m_owner->GetZoom() )) / range; wxCoord curve_y = (wxCoord)(dy * double_client_height) - offset_y - 1; if ((y-curve_y < 4) && (y-curve_y > -4)) { - m_owner->SetCurrent( curve ); + wxPlotEvent event1( event.ButtonDClick() ? wxEVT_PLOT_DOUBLECLICKED : wxEVT_PLOT_CLICKED, m_owner->GetId() ); + event1.SetEventObject( m_owner ); + event1.SetZoom( m_owner->GetZoom() ); + event1.SetCurve( curve ); + event1.SetPosition( (int)floor(x/m_owner->GetZoom()) ); + m_owner->GetEventHandler()->ProcessEvent( event1 ); + + if (curve != m_owner->GetCurrent()); + { + wxPlotEvent event2( wxEVT_PLOT_SEL_CHANGING, m_owner->GetId() ); + event2.SetEventObject( m_owner ); + event2.SetZoom( m_owner->GetZoom() ); + event2.SetCurve( curve ); + if (!m_owner->GetEventHandler()->ProcessEvent( event2 ) || event2.IsAllowed()) + { + m_owner->SetCurrent( curve ); + } + } return; } @@ -130,13 +187,15 @@ void wxPlotArea::DrawCurve( wxDC *dc, wxPlotCurve *curve, int from, int to ) if (to == -1) to = view_x + client_width; - - int start_x = wxMax( from, curve->GetStartX() ); - int end_x = wxMin( to, curve->GetEndX() ); + + double zoom = m_owner->GetZoom(); + + int start_x = wxMax( from, (int)floor(curve->GetStartX()*zoom) ); + int end_x = wxMin( to, (int)floor(curve->GetEndX()*zoom) ); start_x = wxMax( view_x, start_x ); end_x = wxMin( view_x + client_width, end_x ); - + double double_client_height = (double)client_height; double range = curve->GetEndY() - curve->GetStartY(); double end = curve->GetEndY(); @@ -145,7 +204,7 @@ void wxPlotArea::DrawCurve( wxDC *dc, wxPlotCurve *curve, int from, int to ) wxCoord y=0,last_y=0; for (int x = start_x; x < end_x; x++) { - double dy = (end - curve->GetY( x )) / range; + double dy = (end - curve->GetY( x/zoom )) / range; y = (wxCoord)(dy * double_client_height) - offset_y - 1; if (x != start_x) @@ -194,7 +253,7 @@ void wxPlotArea::OnPaint( wxPaintEvent &WXUNUSED(event) ) if (curve == m_owner->GetCurrent()) dc.SetPen( *wxBLACK_PEN ); else - dc.SetPen( *wxLIGHT_GREY_PEN ); + dc.SetPen( *wxGREY_PEN ); DrawCurve( &dc, curve, update_x-1, update_x+update_width+2 ); @@ -204,52 +263,322 @@ void wxPlotArea::OnPaint( wxPaintEvent &WXUNUSED(event) ) } } +void wxPlotArea::ScrollWindow( int dx, int dy, const wxRect *rect ) +{ + wxWindow::ScrollWindow( dx, dy, rect ); +// m_owner->m_xaxis->ScrollWindow( dx, 0 ); +} + +//----------------------------------------------------------------------------- +// wxPlotXAxisArea +//----------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxPlotXAxisArea, wxWindow) + +BEGIN_EVENT_TABLE(wxPlotXAxisArea, wxWindow) + EVT_PAINT( wxPlotXAxisArea::OnPaint) + EVT_LEFT_DOWN( wxPlotXAxisArea::OnMouse) +END_EVENT_TABLE() + +wxPlotXAxisArea::wxPlotXAxisArea( wxPlotWindow *parent ) + : wxWindow( parent, -1, wxDefaultPosition, wxSize(-1,40), 0, "plotxaxisarea" ) +{ + m_owner = parent; + + SetBackgroundColour( *wxWHITE ); +} + +void wxPlotXAxisArea::OnMouse( wxMouseEvent &event ) +{ + int client_width; + int client_height; + GetClientSize( &client_width, &client_height); + int view_x; + int view_y; + m_owner->GetViewStart( &view_x, &view_y ); + view_x *= 10; + view_y *= 10; + + int x = event.GetX(); + int y = event.GetY(); + x += view_x; + y += view_y; + + /* do something here */ +} + +void wxPlotXAxisArea::OnPaint( wxPaintEvent &WXUNUSED(event) ) +{ + int view_x; + int view_y; + m_owner->GetViewStart( &view_x, &view_y ); + view_x *= 10; + view_y *= 10; + + wxPaintDC dc( this ); + + int client_width; + int client_height; + GetClientSize( &client_width, &client_height); + + double zoom = m_owner->GetZoom(); + + double ups = m_owner->GetUnitsPerValue() / zoom; + + double start = view_x * ups; + double end = (view_x + client_width) * ups; + double range = end - start; + + int int_log_range = (int)floor( log10( range ) ); + double step = 1.0; + if (int_log_range > 0) + { + for (int i = 0; i < int_log_range; i++) + step *= 10; + } + if (int_log_range < 0) + { + for (int i = 0; i < -int_log_range; i++) + step /= 10; + } + double lower = ceil(start / step) * step; + double upper = floor(end / step) * step; + + // if too few values, shrink size + if ((range/step) < 4) + { + step /= 2; + if (lower-step > start) lower -= step; + if (upper+step < end) upper += step; + } + + // if still too few, again + if ((range/step) < 4) + { + step /= 2; + if (lower-step > start) lower -= step; + if (upper+step < end) upper += step; + } + + dc.SetBrush( *wxWHITE_BRUSH ); + dc.SetPen( *wxTRANSPARENT_PEN ); + dc.DrawRectangle( 4, 5, client_width-14, 10 ); + dc.DrawRectangle( 0, 20, client_width, 20 ); + dc.SetPen( *wxBLACK_PEN ); + + double current = lower; + while (current < upper+(step/2)) + { + int x = (int)ceil((current-start) / range * (double)client_width) - 1; + if ((x > 4) && (x < client_width-25)) + { + dc.DrawLine( x, 5, x, 15 ); + wxString label; + if (range < 10) + label.Printf( wxT("%.1f"), current ); + else + label.Printf( wxT("%d"), (int)floor(current) ); + dc.DrawText( label, x-4, 20 ); + } + + current += step; + } + + dc.DrawLine( 0, 15, client_width-8, 15 ); + dc.DrawLine( client_width-4, 15, client_width-10, 10 ); + dc.DrawLine( client_width-4, 15, client_width-10, 20 ); +} + +//----------------------------------------------------------------------------- +// wxPlotYAxisArea +//----------------------------------------------------------------------------- + +IMPLEMENT_DYNAMIC_CLASS(wxPlotYAxisArea, wxWindow) + +BEGIN_EVENT_TABLE(wxPlotYAxisArea, wxWindow) + EVT_PAINT( wxPlotYAxisArea::OnPaint) + EVT_LEFT_DOWN( wxPlotYAxisArea::OnMouse) +END_EVENT_TABLE() + +wxPlotYAxisArea::wxPlotYAxisArea( wxPlotWindow *parent ) + : wxWindow( parent, -1, wxDefaultPosition, wxSize(60,-1), 0, "plotyaxisarea" ) +{ + m_owner = parent; + + SetBackgroundColour( *wxWHITE ); +} + +void wxPlotYAxisArea::OnMouse( wxMouseEvent &WXUNUSED(event) ) +{ + /* do something here */ +} + +void wxPlotYAxisArea::OnPaint( wxPaintEvent &WXUNUSED(event) ) +{ + wxPaintDC dc( this ); + + wxPlotCurve *curve = m_owner->GetCurrent(); + + if (!curve) return; + + int client_width; + int client_height; + GetClientSize( &client_width, &client_height); + + + double range = curve->GetEndY() - curve->GetStartY(); + double offset = ((double) curve->GetOffsetY() / (double)client_height ) * range; + double start = curve->GetStartY() - offset; + double end = curve->GetEndY() - offset; + + int int_log_range = (int)floor( log10( range ) ); + double step = 1.0; + if (int_log_range > 0) + { + for (int i = 0; i < int_log_range; i++) + step *= 10; + } + if (int_log_range < 0) + { + for (int i = 0; i < -int_log_range; i++) + step /= 10; + } + double lower = ceil(start / step) * step; + double upper = floor(end / step) * step; + + // if too few values, shrink size + if ((range/step) < 4) + { + step /= 2; + if (lower-step > start) lower -= step; + if (upper+step < end) upper += step; + } + + // if still too few, again + if ((range/step) < 4) + { + step /= 2; + if (lower-step > start) lower -= step; + if (upper+step < end) upper += step; + } + + dc.SetPen( *wxBLACK_PEN ); + + double current = lower; + while (current < upper+(step/2)) + { + int y = (int)((curve->GetEndY()-current) / range * (double)client_height) - 1; + y -= curve->GetOffsetY(); + if ((y > 10) && (y < client_height-7)) + { + dc.DrawLine( client_width-15, y, client_width-7, y ); + wxString label; + label.Printf( wxT("%.1f"), current ); + dc.DrawText( label, 5, y-7 ); + } + + current += step; + } + + dc.DrawLine( client_width-15, 6, client_width-15, client_height ); + dc.DrawLine( client_width-15, 2, client_width-20, 8 ); + dc.DrawLine( client_width-15, 2, client_width-10, 8 ); +} + //----------------------------------------------------------------------------- // wxPlotWindow //----------------------------------------------------------------------------- -#define ID_ENLARGE_100 1000 -#define ID_ENLARGE_50 1001 -#define ID_SHRINK_33 1002 -#define ID_SHRINK_50 1003 +#define ID_ENLARGE 1000 +#define ID_SHRINK 1002 #define ID_MOVE_UP 1006 #define ID_MOVE_DOWN 1007 +#define ID_ZOOM_IN 1010 +#define ID_ZOOM_OUT 1011 + IMPLEMENT_DYNAMIC_CLASS(wxPlotWindow, wxScrolledWindow) BEGIN_EVENT_TABLE(wxPlotWindow, wxScrolledWindow) - EVT_PAINT( wxPlotWindow::OnPaint) EVT_BUTTON( ID_MOVE_UP, wxPlotWindow::OnMoveUp) EVT_BUTTON( ID_MOVE_DOWN, wxPlotWindow::OnMoveDown) - EVT_BUTTON( ID_ENLARGE_100, wxPlotWindow::OnEnlarge100) - EVT_BUTTON( ID_ENLARGE_50, wxPlotWindow::OnEnlarge50) - EVT_BUTTON( ID_SHRINK_50, wxPlotWindow::OnShrink50) - EVT_BUTTON( ID_SHRINK_33, wxPlotWindow::OnShrink33) + EVT_BUTTON( ID_ENLARGE, wxPlotWindow::OnEnlarge) + EVT_BUTTON( ID_SHRINK, wxPlotWindow::OnShrink) + + EVT_BUTTON( ID_ZOOM_IN, wxPlotWindow::OnZoomIn) + EVT_BUTTON( ID_ZOOM_OUT, wxPlotWindow::OnZoomOut) + + EVT_SCROLLWIN( wxPlotWindow::OnScroll2) END_EVENT_TABLE() wxPlotWindow::wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, int flag ) : wxScrolledWindow( parent, id, pos, size, flag, "plotcanvas" ) { + m_xUnitsPerValue = 1.0; + m_xZoom = 1.0; + m_area = new wxPlotArea( this ); - wxBoxSizer *mainsizer = new wxBoxSizer( wxHORIZONTAL ); - wxBoxSizer *buttonlist = new wxBoxSizer( wxVERTICAL ); - buttonlist->Add( new wxButton( this, ID_ENLARGE_100, _("+ 100%") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( new wxButton( this, ID_ENLARGE_50, _("+ 50%") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( new wxButton( this, ID_SHRINK_33, _("- 33%") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( new wxButton( this, ID_SHRINK_50, _("- 50%") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( 20,20, 0 ); - buttonlist->Add( new wxButton( this, ID_MOVE_UP, _("Up") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( new wxButton( this, ID_MOVE_DOWN, _("Down") ), 0, wxEXPAND|wxALL, 5 ); - buttonlist->Add( 20,20, 1 ); + if ((GetWindowStyleFlag() & wxPLOT_BUTTON_ALL) != 0) + { + wxBoxSizer *buttonlist = new wxBoxSizer( wxVERTICAL ); + if ((GetWindowStyleFlag() & wxPLOT_BUTTON_ENLARGE) != 0) + { + buttonlist->Add( new wxBitmapButton( this, ID_ENLARGE, *GetEnlargeBitmap() ), 0, wxEXPAND|wxALL, 2 ); + buttonlist->Add( new wxBitmapButton( this, ID_SHRINK, *GetShrinkBitmap() ), 0, wxEXPAND|wxALL, 2 ); + buttonlist->Add( 20,10, 0 ); + } + if ((GetWindowStyleFlag() & wxPLOT_BUTTON_MOVE) != 0) + { + buttonlist->Add( new wxBitmapButton( this, ID_MOVE_UP, *GetUpBitmap() ), 0, wxEXPAND|wxALL, 2 ); + buttonlist->Add( new wxBitmapButton( this, ID_MOVE_DOWN, *GetDownBitmap() ), 0, wxEXPAND|wxALL, 2 ); + buttonlist->Add( 20,10, 0 ); + } + if ((GetWindowStyleFlag() & wxPLOT_BUTTON_ZOOM) != 0) + { + buttonlist->Add( new wxBitmapButton( this, ID_ZOOM_IN, *GetZoomInBitmap() ), 0, wxEXPAND|wxALL, 2 ); + buttonlist->Add( new wxBitmapButton( this, ID_ZOOM_OUT, *GetZoomOutBitmap() ), 0, wxEXPAND|wxALL, 2 ); + } + mainsizer->Add( buttonlist, 0, wxEXPAND|wxALL, 4 ); + } + + wxBoxSizer *plotsizer = new wxBoxSizer( wxHORIZONTAL ); + + if ((GetWindowStyleFlag() & wxPLOT_Y_AXIS) != 0) + { + m_yaxis = new wxPlotYAxisArea( this ); - mainsizer->Add( buttonlist, 0, wxEXPAND ); + wxBoxSizer *vert1 = new wxBoxSizer( wxVERTICAL ); + plotsizer->Add( vert1, 0, wxEXPAND ); + vert1->Add( m_yaxis, 1 ); + if ((GetWindowStyleFlag() & wxPLOT_X_AXIS) != 0) + vert1->Add( 60, 40 ); + } + else + { + m_yaxis = (wxPlotYAxisArea*) NULL; + } + + if ((GetWindowStyleFlag() & wxPLOT_X_AXIS) != 0) + { + m_xaxis = new wxPlotXAxisArea( this ); - mainsizer->Add( m_area, 1, wxEXPAND|wxLEFT, 50 ); + wxBoxSizer *vert2 = new wxBoxSizer( wxVERTICAL ); + plotsizer->Add( vert2, 1, wxEXPAND ); + vert2->Add( m_area, 1, wxEXPAND ); + vert2->Add( m_xaxis, 0, wxEXPAND ); + } + else + { + plotsizer->Add( m_area, 1, wxEXPAND ); + m_xaxis = (wxPlotXAxisArea*) NULL; + } + + mainsizer->Add( plotsizer, 1, wxEXPAND ); SetAutoLayout( TRUE ); SetSizer( mainsizer ); @@ -269,6 +598,8 @@ void wxPlotWindow::Add( wxPlotCurve *curve ) { m_curves.Append( curve ); if (!m_current) m_current = curve; + + ResetScrollbar(); } size_t wxPlotWindow::GetCount() @@ -291,6 +622,23 @@ void wxPlotWindow::SetCurrent( wxPlotCurve* current ) m_area->Refresh( FALSE ); RedrawYAxis(); + + wxPlotEvent event( wxEVT_PLOT_SEL_CHANGED, GetId() ); + event.SetEventObject( this ); + event.SetZoom( GetZoom() ); + event.SetCurve( m_current ); + GetEventHandler()->ProcessEvent( event ); +} + +void wxPlotWindow::Delete( wxPlotCurve* curve ) +{ + wxNode *node = m_curves.Find( curve ); + if (!node) return; + + m_curves.DeleteObject( curve ); + + m_area->DeleteCurve( curve ); + m_area->Refresh( FALSE ); } wxPlotCurve *wxPlotWindow::GetCurrent() @@ -328,126 +676,228 @@ void wxPlotWindow::Enlarge( wxPlotCurve *curve, double factor ) m_area->DeleteCurve( curve ); double range = curve->GetEndY() - curve->GetStartY(); - double new_range = range * factor; + double new_range = range / factor; double middle = curve->GetEndY() - range/2; curve->SetStartY( middle - new_range / 2 ); curve->SetEndY( middle + new_range / 2 ); m_area->Refresh( FALSE ); - RedrawYAxis(); } -void wxPlotWindow::OnEnlarge100( wxCommandEvent& WXUNUSED(event) ) +void wxPlotWindow::SetUnitsPerValue( double upv ) { - if (!m_current) return; + m_xUnitsPerValue = upv; - Enlarge( m_current, 2.0 ); + RedrawXAxis(); } -void wxPlotWindow::OnEnlarge50( wxCommandEvent& WXUNUSED(event) ) +void wxPlotWindow::SetZoom( double zoom ) { - if (!m_current) return; + double old_zoom = m_xZoom; + m_xZoom = zoom; - Enlarge( m_current, 1.5 ); + int view_x = 0; + int view_y = 0; + GetViewStart( &view_x, &view_y ); + + wxInt32 max = 0; + wxNode *node = m_curves.First(); + while (node) + { + wxPlotCurve *curve = (wxPlotCurve*) node->Data(); + if (curve->GetEndX() > max) + max = curve->GetEndX(); + node = node->Next(); + } + SetScrollbars( 10, 10, (int)((max*m_xZoom)/10)+1, 0, (int)view_x*zoom/old_zoom, 0 ); + + RedrawXAxis(); + m_area->Refresh( TRUE ); } -void wxPlotWindow::OnShrink50( wxCommandEvent& WXUNUSED(event) ) +void wxPlotWindow::ResetScrollbar() { - if (!m_current) return; + wxInt32 max = 0; + wxNode *node = m_curves.First(); + while (node) + { + wxPlotCurve *curve = (wxPlotCurve*) node->Data(); + if (curve->GetEndX() > max) + max = curve->GetEndX(); + node = node->Next(); + } - Enlarge( m_current, 0.5 ); + SetScrollbars( 10, 10, ((max*m_xZoom)/10)+1, 0 ); } -void wxPlotWindow::OnShrink33( wxCommandEvent& WXUNUSED(event) ) +void wxPlotWindow::RedrawXAxis() { - if (!m_current) return; - - Enlarge( m_current, 0.6666666 ); + if (m_xaxis) + m_xaxis->Refresh( FALSE ); } void wxPlotWindow::RedrawYAxis() { - int client_width; - int client_height; - GetClientSize( &client_width, &client_height); - - wxPoint pos( m_area->GetPosition() ); - - wxRect rect(pos.x-45,0,45,client_height); - Refresh(TRUE,&rect); + if (m_yaxis) + m_yaxis->Refresh( TRUE ); } -void wxPlotWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) +void wxPlotWindow::RedrawEverything() +{ + if (m_xaxis) + m_xaxis->Refresh( TRUE ); + if (m_yaxis) + m_yaxis->Refresh( TRUE ); + m_area->Refresh( TRUE ); +} + +void wxPlotWindow::OnZoomIn( wxCommandEvent& WXUNUSED(event) ) +{ + SetZoom( m_xZoom * 1.5 ); +} + +void wxPlotWindow::OnZoomOut( wxCommandEvent& WXUNUSED(event) ) +{ + SetZoom( m_xZoom * 0.6666 ); +} + +void wxPlotWindow::OnEnlarge( wxCommandEvent& WXUNUSED(event) ) { - wxPaintDC dc( this ); - if (!m_current) return; - int client_width; - int client_height; - GetClientSize( &client_width, &client_height); + Enlarge( m_current, 1.5 ); +} - dc.SetPen( *wxBLACK_PEN ); +void wxPlotWindow::OnShrink( wxCommandEvent& WXUNUSED(event) ) +{ + if (!m_current) return; - wxPoint pos( m_area->GetPosition() ); + Enlarge( m_current, 0.6666666 ); +} + +void wxPlotWindow::OnScroll2( wxScrollWinEvent& event ) +{ + wxScrolledWindow::OnScroll( event ); - double range = m_current->GetEndY() - m_current->GetStartY(); - double offset = ((double) m_current->GetOffsetY() / (double)client_height ) * range; - double start = m_current->GetStartY() - offset; - double end = m_current->GetEndY() - offset; - int int_log_range = (int)floor( log10( range ) ); - double step = 1.0; - if (int_log_range > 0) + RedrawXAxis(); +} + +// ---------------------------------------------------------------------------- +// global functions +// ---------------------------------------------------------------------------- + +// FIXME MT-UNSAFE +static wxBitmap *GetEnlargeBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) { - for (int i = 0; i < int_log_range; i++) - step *= 10; + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again + + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_enl_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_enl_xpm ); + #endif } - if (int_log_range < 0) + + return s_bitmap; +} + +static wxBitmap *GetShrinkBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) { - for (int i = 0; i < -int_log_range; i++) - step /= 10; + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again + + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_shr_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_shr_xpm ); + #endif } - double lower = ceil(start / step) * step; - double upper = floor(end / step) * step; - - // if too few values, shrink size - int steps = (int)ceil((upper-lower)/step); - if (steps < 4) + + return s_bitmap; +} + +static wxBitmap *GetZoomInBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) { - step /= 2; - if (lower-step > start) lower -= step; - if (upper+step < end) upper += step; + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again + + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_zin_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_zin_xpm ); + #endif } - - // if still too few, again - steps = (int)ceil((upper-lower)/step); - if (steps < 4) + + return s_bitmap; +} + +static wxBitmap *GetZoomOutBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) { - step /= 2; - if (lower-step > start) lower -= step; - if (upper+step < end) upper += step; + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again + + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_zot_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_zot_xpm ); + #endif } - - double current = lower; - while (current < upper+(step/2)) + + return s_bitmap; +} + +static wxBitmap *GetUpBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) { - int y = (int)((m_current->GetEndY()-current) / range * (double)client_height) - 1; - y -= m_current->GetOffsetY(); - if ((y > 10) && (y < client_height-7)) - { - dc.DrawLine( pos.x-15, y, pos.x-7, y ); - wxString label; - label.Printf( "%.1f", current ); - dc.DrawText( label, pos.x-45, y-7 ); - } + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again - current += step; + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_up_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_up_xpm ); + #endif } - - dc.DrawLine( pos.x-15, 6, pos.x-15, client_height-5 ); - dc.DrawLine( pos.x-19, 8, pos.x-15, 2 ); - dc.DrawLine( pos.x-10, 9, pos.x-15, 2 ); - + + return s_bitmap; } +static wxBitmap *GetDownBitmap() +{ + static wxBitmap* s_bitmap = (wxBitmap *) NULL; + static bool s_loaded = FALSE; + + if ( !s_loaded ) + { + s_loaded = TRUE; // set it to TRUE anyhow, we won't try again + + #if defined(__WXMSW__) || defined(__WXPM__) + s_bitmap = new wxBitmap("plot_dwn_bmp", wxBITMAP_TYPE_RESOURCE); + #else + s_bitmap = new wxBitmap( plot_dwn_xpm ); + #endif + } + + return s_bitmap; +}