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Started drawing sample.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2469 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling 1999-05-15 13:33:55 +00:00
parent d54e425674
commit aba99005d2
5 changed files with 396 additions and 0 deletions
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3
samples/drawing/.cvsignore Normal file
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Linux
linux-gnu
linux

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samples/drawing/Makefile Normal file
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include ../../setup/general/makeapp

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# WXXT base directory
WXBASEDIR=@WXBASEDIR@
# set the OS type for compilation
OS=@OS@
# compile a library only
RULE=bin
# define library name
BIN_TARGET=drawing
# define library sources
BIN_SRC=\
drawing.cpp
#define library objects
BIN_OBJ=\
drawing.o
# additional things needed to link
BIN_LINK=
# additional things needed to compile
ADD_COMPILE=
# include the definitions now
include ../../../template.mak

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samples/drawing/drawing.cpp Normal file
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/////////////////////////////////////////////////////////////////////////////
// Name: drawing.cpp
// Purpose: Minimal wxWindows sample
// Author: Robert Roebling
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// ============================================================================
// declarations
// ============================================================================
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#ifdef __GNUG__
#pragma implementation "minimal.cpp"
#pragma interface "minimal.cpp"
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
// for all others, include the necessary headers (this file is usually all you
// need because it includes almost all "standard" wxWindows headers
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
// ----------------------------------------------------------------------------
// ressources
// ----------------------------------------------------------------------------
// the application icon
#if defined(__WXGTK__) || defined(__WXMOTIF__)
#include "mondrian.xpm"
#endif
// ----------------------------------------------------------------------------
// private classes
// ----------------------------------------------------------------------------
// Define a new application type, each program should derive a class from wxApp
class MyApp : public wxApp
{
public:
// override base class virtuals
// ----------------------------
// this one is called on application startup and is a good place for the app
// initialization (doing it here and not in the ctor allows to have an error
// return: if OnInit() returns false, the application terminates)
virtual bool OnInit();
};
// Define a new frame type: this is going to be our main frame
class MyFrame : public wxFrame
{
public:
// ctor(s)
MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
// event handlers (these functions should _not_ be virtual)
void OnQuit(wxCommandEvent& event);
void OnAbout(wxCommandEvent& event);
void OnPaint(wxPaintEvent &event);
void OnOption(wxCommandEvent &event);
void OnMouseMove(wxMouseEvent &event);
int m_mapMode;
double m_xUserScale;
double m_yUserScale;
int m_xLogicalOrigin;
int m_yLogicalOrigin;
private:
// any class wishing to process wxWindows events must use this macro
DECLARE_EVENT_TABLE()
};
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// IDs for the controls and the menu commands
enum
{
// menu items
Minimal_Quit = 1,
Minimal_About,
MapMode_Text,
MapMode_Lometric,
MapMode_Twips,
MapMode_Points,
MapMode_Metric,
UserScale_StretchHoriz,
UserScale_ShrinkHoriz,
UserScale_StretchVertic,
UserScale_ShrinkVertic,
AxisMirror_Horiz,
AxisMirror_Vertic,
LogicalOrigin_MoveDown,
LogicalOrigin_MoveUp,
LogicalOrigin_MoveLeft,
LogicalOrigin_MoveRight,
};
// ----------------------------------------------------------------------------
// event tables and other macros for wxWindows
// ----------------------------------------------------------------------------
// the event tables connect the wxWindows events with the functions (event
// handlers) which process them. It can be also done at run-time, but for the
// simple menu events like this the static method is much simpler.
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MOTION (MyFrame::OnMouseMove)
EVT_PAINT (MyFrame::OnPaint)
EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
EVT_MENU(Minimal_About, MyFrame::OnAbout)
EVT_MENU(MapMode_Text, MyFrame::OnOption)
EVT_MENU(MapMode_Lometric, MyFrame::OnOption)
EVT_MENU(MapMode_Twips, MyFrame::OnOption)
EVT_MENU(MapMode_Points, MyFrame::OnOption)
EVT_MENU(MapMode_Metric, MyFrame::OnOption)
EVT_MENU(UserScale_StretchHoriz, MyFrame::OnOption)
EVT_MENU(UserScale_ShrinkHoriz, MyFrame::OnOption)
EVT_MENU(UserScale_StretchVertic, MyFrame::OnOption)
EVT_MENU(UserScale_ShrinkVertic, MyFrame::OnOption)
EVT_MENU(AxisMirror_Horiz, MyFrame::OnOption)
EVT_MENU(AxisMirror_Vertic, MyFrame::OnOption)
EVT_MENU(LogicalOrigin_MoveDown, MyFrame::OnOption)
EVT_MENU(LogicalOrigin_MoveUp, MyFrame::OnOption)
EVT_MENU(LogicalOrigin_MoveLeft, MyFrame::OnOption)
EVT_MENU(LogicalOrigin_MoveRight, MyFrame::OnOption)
END_EVENT_TABLE()
// Create a new application object: this macro will allow wxWindows to create
// the application object during program execution (it's better than using a
// static object for many reasons) and also declares the accessor function
// wxGetApp() which will return the reference of the right type (i.e. MyApp and
// not wxApp)
IMPLEMENT_APP(MyApp)
// ============================================================================
// implementation
// ============================================================================
// ----------------------------------------------------------------------------
// the application class
// ----------------------------------------------------------------------------
// `Main program' equivalent: the program execution "starts" here
bool MyApp::OnInit()
{
// Create the main application window
MyFrame *frame = new MyFrame("Minimal wxWindows App",
wxPoint(50, 50), wxSize(450, 340));
// Show it and tell the application that it's our main window
// @@@ what does it do exactly, in fact? is it necessary here?
frame->Show(TRUE);
SetTopWindow(frame);
// success: wxApp::OnRun() will be called which will enter the main message
// loop and the application will run. If we returned FALSE here, the
// application would exit immediately.
return TRUE;
}
// ----------------------------------------------------------------------------
// main frame
// ----------------------------------------------------------------------------
// frame constructor
MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
: wxFrame((wxFrame *)NULL, -1, title, pos, size)
{
// set the frame icon
SetIcon(wxICON(mondrian));
wxMenu *menuFile = new wxMenu;
menuFile->Append(Minimal_About, "&About...\tCtrl-A", "Show about dialog");
menuFile->AppendSeparator();
menuFile->Append(Minimal_Quit, "E&xit\tAlt-X", "Quit this program");
wxMenu *menuMapMode = new wxMenu;
menuMapMode->Append( MapMode_Text, "&TEXT map mode" );
menuMapMode->Append( MapMode_Lometric, "&LOMETRIC map mode" );
menuMapMode->Append( MapMode_Twips, "T&WIPS map mode" );
menuMapMode->Append( MapMode_Points, "&POINTS map mode" );
menuMapMode->Append( MapMode_Metric, "&METRIC map mode" );
wxMenu *menuUserScale = new wxMenu;
menuUserScale->Append( UserScale_StretchHoriz, "Stretch horizontally\tAlt-P" );
menuUserScale->Append( UserScale_ShrinkHoriz, "Shrink horizontally\tAlt-M" );
menuUserScale->Append( UserScale_StretchVertic, "Stretch vertically\tCtrl-P" );
menuUserScale->Append( UserScale_ShrinkVertic, "Shrink vertically\tCtrl-M" );
wxMenu *menuAxis = new wxMenu;
menuAxis->Append( AxisMirror_Horiz, "Mirror horizontally" );
menuAxis->Append( AxisMirror_Vertic, "Mirror vertically" );
wxMenu *menuLogical = new wxMenu;
menuLogical->Append( LogicalOrigin_MoveDown, "Move &down\tCtrl-D" );
menuLogical->Append( LogicalOrigin_MoveUp, "Move &up\tCtrl-U" );
menuLogical->Append( LogicalOrigin_MoveLeft, "Move &right\tCtrl-L" );
menuLogical->Append( LogicalOrigin_MoveRight, "Move &left\tCtrl-R" );
// now append the freshly created menu to the menu bar...
wxMenuBar *menuBar = new wxMenuBar;
menuBar->Append(menuFile, "&File");
menuBar->Append(menuMapMode, "&MapMode");
menuBar->Append(menuUserScale, "&UserScale");
menuBar->Append(menuAxis, "&Axis");
menuBar->Append(menuLogical, "&LogicalOrigin");
// ... and attach this menu bar to the frame
SetMenuBar(menuBar);
// create a status bar just for fun (by default with 1 pane only)
CreateStatusBar(2);
SetStatusText("Welcome to wxWindows!");
m_mapMode = wxMM_TEXT;
m_xUserScale = 1.0;
m_yUserScale = 1.0;
m_xLogicalOrigin = 0;
m_yLogicalOrigin = 0;
}
// event handlers
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
// TRUE is to force the frame to close
Close(TRUE);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
wxString msg;
msg.Printf( _T("This is the about dialog of the drawing sample.\n")
_T("Welcome to %s")
#ifdef wxBETA_NUMBER
_T(" (beta %d)!")
#endif // wxBETA_NUMBER
, wxVERSION_STRING
#ifdef wxBETA_NUMBER
, wxBETA_NUMBER
#endif // wxBETA_NUMBER
);
wxMessageBox(msg, "About Drawing", wxOK | wxICON_INFORMATION, this);
}
void MyFrame::OnOption(wxCommandEvent &event)
{
switch (event.GetInt())
{
case MapMode_Text:
m_mapMode = wxMM_LOMETRIC;
break;
case MapMode_Lometric:
m_mapMode = wxMM_LOMETRIC;
break;
case MapMode_Twips:
m_mapMode = wxMM_TWIPS;
break;
case MapMode_Points:
m_mapMode = wxMM_POINTS;
break;
case MapMode_Metric:
m_mapMode = wxMM_METRIC;
break;
}
Refresh();
}
void MyFrame::OnPaint(wxPaintEvent &WXUNUSED(event) )
{
wxPaintDC dc(this);
dc.SetMapMode( m_mapMode );
dc.SetUserScale( m_xUserScale, m_yUserScale );
dc.SetLogicalOrigin( m_xLogicalOrigin, m_yLogicalOrigin );
dc.DrawRectangle( 10, 10, 90, 90 );
dc.DrawRoundedRectangle( 10, 110, 90, 90, 5 );
}
void MyFrame::OnMouseMove(wxMouseEvent &event)
{
wxClientDC dc(this);
dc.SetMapMode( m_mapMode );
dc.SetUserScale( m_xUserScale, m_yUserScale );
dc.SetLogicalOrigin( m_xLogicalOrigin, m_yLogicalOrigin );
wxPoint pos = event.GetPosition();
long x = dc.DeviceToLogicalX( pos.x );
long y = dc.DeviceToLogicalY( pos.y );
wxString str;
str.Printf( "Current mouse position: %d,%d", (int)x, (int)y );
SetStatusText( str );
}

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/* XPM */
static char *mondrian_xpm[] = {
/* columns rows colors chars-per-pixel */
"32 32 6 1",
" c Black",
". c Blue",
"X c #00bf00",
"o c Red",
"O c Yellow",
"+ c Gray100",
/* pixels */
" ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" oooooo +++++++++++++++++++++++ ",
" ",
" ++++++ ++++++++++++++++++ .... ",
" ++++++ ++++++++++++++++++ .... ",
" ++++++ ++++++++++++++++++ .... ",
" ++++++ ++++++++++++++++++ .... ",
" ++++++ ++++++++++++++++++ .... ",
" ++++++ ++++++++++++++++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++++++++++++++++ ++++ ",
" ++++++ ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" ++++++ OOOOOOOOOOOO XXXXX ++++ ",
" "
};