#endif
// for all others, include the necessary headers (this file is usually all you
-// need because it includes almost all <standard< wxWindows headers
+// need because it includes almost all standard wxWindows headers
#ifndef WX_PRECOMP
#include "wx/wx.h"
{
public:
MyCanvas( wxWindow *parent );
- ~MyCanvas();
+ virtual ~MyCanvas();
// accessors for the frame
const wxFont& GetTextFont() const { return m_font; }
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
+
void OnIncFont(wxCommandEvent& event) { DoResizeFont(+2); }
void OnDecFont(wxCommandEvent& event) { DoResizeFont(-2); }
+ void OnBold(wxCommandEvent& event);
+ void OnItalic(wxCommandEvent& event);
+ void OnUnderline(wxCommandEvent& event);
+
+ void OnwxPointerFont(wxCommandEvent& event);
+
void OnViewMsg(wxCommandEvent& event);
void OnSelectFont(wxCommandEvent& event);
void OnEnumerateFamiliesForEncoding(wxCommandEvent& event);
Font_ViewMsg,
Font_IncSize,
Font_DecSize,
+ Font_Bold,
+ Font_Italic,
+ Font_Underlined,
+ Font_wxNORMAL_FONT,
+ Font_wxSMALL_FONT,
+ Font_wxITALIC_FONT,
+ Font_wxSWISS_FONT,
+
Font_Choose = 100,
Font_EnumFamiliesForEncoding,
Font_EnumFamilies,
// simple menu events like this the static method is much simpler.
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(Font_Quit, MyFrame::OnQuit)
+ EVT_MENU(Font_ViewMsg, MyFrame::OnViewMsg)
EVT_MENU(Font_About, MyFrame::OnAbout)
+
EVT_MENU(Font_IncSize, MyFrame::OnIncFont)
EVT_MENU(Font_DecSize, MyFrame::OnDecFont)
- EVT_MENU(Font_ViewMsg, MyFrame::OnViewMsg)
+ EVT_MENU(Font_Bold, MyFrame::OnBold)
+ EVT_MENU(Font_Italic, MyFrame::OnItalic)
+ EVT_MENU(Font_Underlined, MyFrame::OnUnderline)
+
+ EVT_MENU(Font_wxNORMAL_FONT, MyFrame::OnwxPointerFont)
+ EVT_MENU(Font_wxSMALL_FONT, MyFrame::OnwxPointerFont)
+ EVT_MENU(Font_wxITALIC_FONT, MyFrame::OnwxPointerFont)
+ EVT_MENU(Font_wxSWISS_FONT, MyFrame::OnwxPointerFont)
+
+ EVT_MENU(Font_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString)
+
EVT_MENU(Font_Choose, MyFrame::OnSelectFont)
EVT_MENU(Font_EnumFamiliesForEncoding, MyFrame::OnEnumerateFamiliesForEncoding)
EVT_MENU(Font_EnumFamilies, MyFrame::OnEnumerateFamilies)
EVT_MENU(Font_EnumFixedFamilies, MyFrame::OnEnumerateFixedFamilies)
EVT_MENU(Font_EnumEncodings, MyFrame::OnEnumerateEncodings)
- EVT_MENU(Font_CheckNativeToFromString, MyFrame::OnCheckNativeToFromString)
END_EVENT_TABLE()
// Create a new application object: this macro will allow wxWindows to create
{
// Create the main application window
MyFrame *frame = new MyFrame("Font wxWindows demo",
- wxPoint(50, 50), wxSize(450, 340));
+ wxPoint(50, 50), wxSize(600, 400));
// Show it and tell the application that it's our main window
frame->Show(TRUE);
menuFont->Append(Font_IncSize, "&Increase font size by 2 points\tCtrl-I");
menuFont->Append(Font_DecSize, "&Decrease font size by 2 points\tCtrl-D");
menuFont->AppendSeparator();
- menuFont->Append(Font_Choose, "&Select font...\tCtrl-S",
- "Select a standard font");
+ menuFont->Append(Font_Bold, "&Bold\tCtrl-B", "Toggle bold state", TRUE);
+ menuFont->Append(Font_Italic, "&Oblique\tCtrl-O", "Toggle italic state", TRUE);
+ menuFont->Append(Font_Underlined, "&Underlined\tCtrl-U",
+ "Toggle underlined state", TRUE);
+
menuFont->AppendSeparator();
- menuFont->Append(Font_EnumFamilies, "Enumerate font &families\tCtrl-F");
- menuFont->Append(Font_EnumFixedFamilies,
+ menuFont->Append(Font_CheckNativeToFromString,
+ "Check Native Font Info To/From String");
+
+ wxMenu *menuSelect = new wxMenu;
+ menuSelect->Append(Font_Choose, "&Select font...\tCtrl-S",
+ "Select a standard font");
+
+ wxMenu *menuStdFonts = new wxMenu;
+ menuStdFonts->Append(Font_wxNORMAL_FONT, "wxNORMAL_FONT", "Normal font used by wxWindows");
+ menuStdFonts->Append(Font_wxSMALL_FONT, "wxSMALL_FONT", "Small font used by wxWindows");
+ menuStdFonts->Append(Font_wxITALIC_FONT, "wxITALIC_FONT", "Italic font used by wxWindows");
+ menuStdFonts->Append(Font_wxSWISS_FONT, "wxSWISS_FONT", "Swiss font used by wxWindows");
+ menuSelect->Append(-2, "Standar&d fonts", menuStdFonts);
+
+ menuSelect->AppendSeparator();
+ menuSelect->Append(Font_EnumFamilies, "Enumerate font &families\tCtrl-F");
+ menuSelect->Append(Font_EnumFixedFamilies,
"Enumerate fi&xed font families\tCtrl-X");
- menuFont->Append(Font_EnumEncodings,
+ menuSelect->Append(Font_EnumEncodings,
"Enumerate &encodings\tCtrl-E");
- menuFont->Append(Font_EnumFamiliesForEncoding,
+ menuSelect->Append(Font_EnumFamiliesForEncoding,
"Find font for en&coding...\tCtrl-C",
"Find font families for given encoding");
- menuFont->AppendSeparator();
- menuFont->Append(Font_CheckNativeToFromString,
- "Check Native Font Info To/From String");
// now append the freshly created menu to the menu bar...
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile, "&File");
menuBar->Append(menuFont, "F&ont");
+ menuBar->Append(menuSelect, "&Select");
// ... and attach this menu bar to the frame
SetMenuBar(menuBar);
if ( fontInfo != font->GetNativeFontInfoDesc() )
wxLogError(wxT("wxNativeFontInfo ToString()/FromString() broken!"));
else
- wxLogError(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str());
+ wxLogMessage(wxT("wxNativeFontInfo works: %s"), fontInfo.c_str());
+
delete font;
}
}
void MyFrame::DoResizeFont(int diff)
{
- wxFont fontOld = m_canvas->GetTextFont();
-
- DoChangeFont(
- wxFont(
- fontOld.GetPointSize() + diff,
- fontOld.GetFamily(),
- fontOld.GetStyle(),
- fontOld.GetWeight(),
- fontOld.GetUnderlined(),
- fontOld.GetFaceName(),
- fontOld.GetEncoding()
- )
- );
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetPointSize(font.GetPointSize() + diff);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnBold(wxCommandEvent& event)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetWeight(event.IsChecked() ? wxFONTWEIGHT_BOLD : wxFONTWEIGHT_NORMAL);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnItalic(wxCommandEvent& event)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetStyle(event.IsChecked() ? wxFONTSTYLE_ITALIC : wxFONTSTYLE_NORMAL);
+ DoChangeFont(font);
+}
+
+void MyFrame::OnUnderline(wxCommandEvent& event)
+{
+ wxFont font = m_canvas->GetTextFont();
+
+ font.SetUnderlined(event.IsChecked());
+ DoChangeFont(font);
+}
+
+void MyFrame::OnwxPointerFont(wxCommandEvent& event)
+{
+ wxFont font;
+
+ switch (event.GetId())
+ {
+ case Font_wxNORMAL_FONT : font = wxFont(*wxNORMAL_FONT); break;
+ case Font_wxSMALL_FONT : font = wxFont(*wxSMALL_FONT); break;
+ case Font_wxITALIC_FONT : font = wxFont(*wxITALIC_FONT); break;
+ case Font_wxSWISS_FONT : font = wxFont(*wxSWISS_FONT); break;
+ default : font = wxFont(*wxNORMAL_FONT); break;
+ }
+
+ GetMenuBar()->Check(Font_Bold, FALSE);
+ GetMenuBar()->Check(Font_Italic, FALSE);
+ GetMenuBar()->Check(Font_Underlined, FALSE);
+
+ DoChangeFont(font);
}
void MyFrame::DoChangeFont(const wxFont& font, const wxColour& col)
wxColour colour = retData.GetColour();
DoChangeFont(font, colour);
+
+ // update the state of the bold/italic/underlined menu items
+ wxMenuBar *mbar = GetMenuBar();
+ if ( mbar )
+ {
+ mbar->Check(Font_Bold, font.GetWeight() == wxFONTWEIGHT_BOLD);
+ mbar->Check(Font_Italic, font.GetStyle() == wxFONTSTYLE_ITALIC);
+ mbar->Check(Font_Underlined, font.GetUnderlined());
+ }
}
}
}
// ok, now get the corresponding encoding
- wxFontEncoding fontenc = wxTheFontMapper->CharsetToEncoding(charset);
+ wxFontEncoding fontenc = wxFontMapper::Get()->CharsetToEncoding(charset);
if ( fontenc == wxFONTENCODING_SYSTEM )
{
wxLogError(wxT("Charset '%s' is unsupported."), charset.c_str());
m_textctrl->LoadFile(filename);
if ( fontenc == wxFONTENCODING_UTF8 ||
- !wxTheFontMapper->IsEncodingAvailable(fontenc) )
+ !wxFontMapper::Get()->IsEncodingAvailable(fontenc) )
{
// try to find some similar encoding:
wxFontEncoding encAlt;
- if ( wxTheFontMapper->GetAltForEncoding(fontenc, &encAlt) )
+ if ( wxFontMapper::Get()->GetAltForEncoding(fontenc, &encAlt) )
{
wxEncodingConverter conv;
dc.SetBackground(wxBrush(wxT("white"), wxSOLID));
dc.Clear();
+ // one text line height
+ wxCoord hLine = dc.GetCharHeight();
+
+ // the current text origin
+ wxCoord x = 5,
+ y = 5;
+
// output the font name/info
wxString fontInfo;
- fontInfo.Printf(wxT("Font size is %d points, family is %s, encoding is '%s', style %s, weight %s"),
+ fontInfo.Printf(wxT("Font size is %d points, family: %s, encoding: %s"),
m_font.GetPointSize(),
m_font.GetFamilyString().c_str(),
- wxTheFontMapper->
- GetEncodingDescription(m_font.GetEncoding()).c_str(),
+ wxFontMapper::Get()->
+ GetEncodingDescription(m_font.GetEncoding()).c_str());
+
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
+
+ fontInfo.Printf(wxT("Style: %s, weight: %s, fixed width: %s"),
m_font.GetStyleString().c_str(),
- m_font.GetWeightString().c_str());
+ m_font.GetWeightString().c_str(),
+ m_font.IsFixedWidth() ? _T("yes") : _T("no"));
- dc.DrawText(fontInfo, 5, 5);
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
if ( m_font.Ok() )
{
- wxString fontDesc = m_font.GetNativeFontInfoDesc();
- dc.SetFont(m_font);
- fontInfo.Printf(wxT("Native font info: %s"), fontDesc.c_str());
- dc.DrawText(fontInfo, 5, 5 + dc.GetCharHeight());
+ wxNativeFontInfo *info = m_font.GetNativeFontInfo();
+ if ( info )
+ {
+ delete info;
+
+ wxString fontDesc = m_font.GetNativeFontInfoUserDesc();
+ fontInfo.Printf(wxT("Native font info: %s"), fontDesc.c_str());
+
+ dc.DrawText(fontInfo, x, y);
+ y += hLine;
+ }
}
+ y += hLine;
+
// prepare to draw the font
dc.SetFont(m_font);
dc.SetTextForeground(m_colour);
- // the size of one cell (char + small margin)
- int w = dc.GetCharWidth() + 5,
- h = dc.GetCharHeight() + 4;
+ // the size of one cell (Normally biggest char + small margin)
+ long maxCharWidth, maxCharHeight;
+ dc.GetTextExtent(wxT("W"), &maxCharWidth, &maxCharHeight);
+ int w = maxCharWidth + 5,
+ h = maxCharHeight + 4;
- // the origin for our table
- int x = 5,
- y = 2*h;
// print all font symbols from 32 to 256 in 7 rows of 32 chars each
- for ( int i = 1; i < 8; i++ )
+ for ( int i = 0; i < 7; i++ )
{
for ( int j = 0; j < 32; j++ )
{
- dc.DrawText(wxChar(32*i + j), x + w*j, y + h*i);
+ wxChar c = 32 * (i + 1) + j;
+
+ long charWidth, charHeight;
+ dc.GetTextExtent(c, &charWidth, &charHeight);
+ dc.DrawText
+ (
+ c,
+ x + w*j + (maxCharWidth - charWidth) / 2 + 1,
+ y + h*i + (maxCharHeight - charHeight) / 2
+ );
}
}
int l;
// horizontal
- y += h;
for ( l = 0; l < 8; l++ )
{
int yl = y + h*l - 2;
- dc.DrawLine(x - 2, yl, x + 32*w - 2, yl);
+ dc.DrawLine(x - 2, yl, x + 32*w - 1, yl);
}
// and vertical
for ( l = 0; l < 33; l++ )
{
int xl = x + w*l - 2;
- dc.DrawLine(xl, y, xl, y + 7*h - 2);
+ dc.DrawLine(xl, y - 2, xl, y + 7*h - 1);
}
}
projects / wxWidgets.git / blobdiff