From 8fb816ff93dc7c26365337d2746316929bed5380 Mon Sep 17 00:00:00 2001 From: Michael Wetherell Date: Wed, 10 Aug 2005 22:53:45 +0000 Subject: [PATCH] Adds a title to the chart, patch 1242262 Matthew D.P. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@35172 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775 --- contrib/include/wx/plot/plot.h | 22 ++++++++++++-- contrib/samples/plot/plot.cpp | 7 +++++ contrib/src/plot/plot.cpp | 55 ++++++++++++++++++++++++++++++---- 3 files changed, 76 insertions(+), 8 deletions(-) diff --git a/contrib/include/wx/plot/plot.h b/contrib/include/wx/plot/plot.h index d4468d6242..93b3ff4bba 100644 --- a/contrib/include/wx/plot/plot.h +++ b/contrib/include/wx/plot/plot.h @@ -44,6 +44,7 @@ class WXDLLIMPEXP_PLOT wxPlotArea; class WXDLLIMPEXP_PLOT wxPlotXAxisArea; class WXDLLIMPEXP_PLOT wxPlotYAxisArea; class WXDLLIMPEXP_PLOT wxPlotWindow; +class WXDLLIMPEXP_CORE wxStaticText; //----------------------------------------------------------------------------- // consts @@ -128,15 +129,15 @@ public: void SetStartY( double startY ) { m_startY = startY; } - double GetStartY() + double GetStartY() const { return m_startY; } void SetEndY( double endY ) { m_endY = endY; } - double GetEndY() + double GetEndY() const { return m_endY; } void SetOffsetY( int offsetY ) { m_offsetY = offsetY; } - int GetOffsetY() + int GetOffsetY() const { return m_offsetY; } void SetPenNormal( const wxPen &pen ) @@ -144,6 +145,11 @@ public: void SetPenSelected( const wxPen &pen ) { m_penSelected = pen; } + const wxPen& GetPenNormal() const + { return m_penNormal; } + const wxPen& GetPenSelected() const + { return m_penSelected; } + private: int m_offsetY; double m_startY; @@ -358,6 +364,8 @@ public: void ResetScrollbar(); + void AddChartTitle( const wxString&, wxFont = *wxNORMAL_FONT, wxColour = *wxBLACK ); + private: friend class wxPlotArea; friend class wxPlotXAxisArea; @@ -377,6 +385,14 @@ private: bool m_scrollOnThumbRelease; bool m_enlargeAroundWindowCentre; + wxString m_title; + wxFont m_titleFont; + wxColour m_titleColour; + wxStaticText* m_titleStaticText; + wxBoxSizer* m_plotAndTitleSizer; + + void DrawChartTitle(); + DECLARE_CLASS(wxPlotWindow) DECLARE_EVENT_TABLE() }; diff --git a/contrib/samples/plot/plot.cpp b/contrib/samples/plot/plot.cpp index df1f5b9a54..6ebbd6c60e 100644 --- a/contrib/samples/plot/plot.cpp +++ b/contrib/samples/plot/plot.cpp @@ -129,6 +129,13 @@ MyFrame::MyFrame() m_plot->SetUnitsPerValue( 0.01 ); // m_plot->SetScrollOnThumbRelease( true ); + //Add a blue, 16pt chart title + wxString titleText( _T("The Chart Title") ); + wxFont titleFont( *wxNORMAL_FONT ); + titleFont.SetPointSize( 16 ); + wxColour titleColour( *wxBLUE ); + m_plot->AddChartTitle( titleText, titleFont, titleColour ); + m_plot->Add( new MyPlotCurve( 0, -1.5, 1.5 ) ); m_plot->Add( new MyPlotCurve( 50, -1.5, 1.5 ) ); wxPlotOnOffCurve *oo = new wxPlotOnOffCurve( 10 ); diff --git a/contrib/src/plot/plot.cpp b/contrib/src/plot/plot.cpp index e55237d0f6..aa9a42e517 100644 --- a/contrib/src/plot/plot.cpp +++ b/contrib/src/plot/plot.cpp @@ -29,6 +29,7 @@ #include "wx/log.h" #include "wx/intl.h" #include "wx/dcclient.h" +#include "wx/stattext.h" #endif #include "wx/plot/plot.h" @@ -112,6 +113,7 @@ wxPlotEvent::wxPlotEvent( wxEventType commandType, int id ) IMPLEMENT_ABSTRACT_CLASS(wxPlotCurve, wxObject) wxPlotCurve::wxPlotCurve( int offsetY, double startY, double endY ) +: m_penNormal(*wxGREY_PEN), m_penSelected(*wxBLACK_PEN) { m_offsetY = offsetY; m_startY = startY; @@ -415,9 +417,9 @@ void wxPlotArea::OnPaint( wxPaintEvent &WXUNUSED(event) ) wxPlotCurve *curve = (wxPlotCurve*) node->GetData(); if (curve == m_owner->GetCurrentCurve()) - dc.SetPen( *wxBLACK_PEN ); + dc.SetPen( curve->GetPenSelected() ); else - dc.SetPen( *wxGREY_PEN ); + dc.SetPen( curve->GetPenNormal() ); DrawCurve( &dc, curve, update_x-1, update_x+update_width+2 ); @@ -709,7 +711,8 @@ BEGIN_EVENT_TABLE(wxPlotWindow, wxScrolledWindow) END_EVENT_TABLE() wxPlotWindow::wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, int flag ) - : wxScrolledWindow( parent, id, pos, size, flag, _T("plotcanvas") ) + : wxScrolledWindow( parent, id, pos, size, flag, _T("plotcanvas") ), + m_titleStaticText( NULL ) { m_xUnitsPerValue = 1.0; m_xZoom = 1.0; @@ -745,6 +748,11 @@ wxPlotWindow::wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, wxBoxSizer *plotsizer = new wxBoxSizer( wxHORIZONTAL ); + //Add sizer to hold the title and plot. + //Title to be added later. + m_plotAndTitleSizer = new wxBoxSizer( wxVERTICAL ); + m_plotAndTitleSizer->Add( plotsizer, 1, wxEXPAND | wxTOP, 10 ); + if ((GetWindowStyleFlag() & wxPLOT_Y_AXIS) != 0) { m_yaxis = new wxPlotYAxisArea( this ); @@ -775,7 +783,7 @@ wxPlotWindow::wxPlotWindow( wxWindow *parent, wxWindowID id, const wxPoint &pos, m_xaxis = (wxPlotXAxisArea*) NULL; } - mainsizer->Add( plotsizer, 1, wxEXPAND ); + mainsizer->Add( m_plotAndTitleSizer, 1, wxEXPAND ); SetAutoLayout( true ); SetSizer( mainsizer ); @@ -981,10 +989,45 @@ void wxPlotWindow::ResetScrollbar() (int)(((max*m_xZoom)/wxPLOT_SCROLL_STEP)+1), 0 ); } +void wxPlotWindow::AddChartTitle(const wxString& title, wxFont font, + wxColour colour) +{ + m_title = title; + m_titleFont = font; + m_titleColour = colour; + DrawChartTitle(); +} + +void wxPlotWindow::DrawChartTitle() +{ + if(m_title.size() != 0) + { + //If it is already added, remove child and delete + if(m_titleStaticText) + { + RemoveChild( m_titleStaticText ); + m_titleStaticText->Destroy(); + } + + //Create the text control and set the font, colour + m_titleStaticText = new wxStaticText( this, -1, m_title ); + m_titleStaticText->SetFont( m_titleFont ); + m_titleStaticText->SetForegroundColour( m_titleColour ); + + //Create a sizer for the title. Prepend it to the Plot + Title sizer. + wxBoxSizer* titleSizer = new wxBoxSizer( wxHORIZONTAL ); + titleSizer->Add( m_titleStaticText, 0, wxALIGN_CENTER | wxALL, 10 ); + m_plotAndTitleSizer->Prepend( titleSizer, 0, wxALIGN_CENTER_HORIZONTAL ); + + //Finally, force layout + m_plotAndTitleSizer->Layout(); + } +} + void wxPlotWindow::RedrawXAxis() { if (m_xaxis) - m_xaxis->Refresh( false ); + m_xaxis->Refresh( true ); } void wxPlotWindow::RedrawYAxis() @@ -1000,6 +1043,8 @@ void wxPlotWindow::RedrawEverything() if (m_yaxis) m_yaxis->Refresh( true ); m_area->Refresh( true ); + + DrawChartTitle(); } void wxPlotWindow::OnZoomIn( wxCommandEvent& WXUNUSED(event) )