// Created: 1998
// RCS-ID: $Id$
// Copyright: (c) 1998-2005 Robert Roebling
-// License: wxWindows licence
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx/wx.h".
#include "smile.xbm"
#include "smile.xpm"
+#include "cursor_png.c"
#include "canvas.h"
wxMemoryDC dc;
dc.SelectObject( bitmap );
- dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );
+ dc.SetBrush( wxBrush( wxS("orange") ) );
dc.SetPen( *wxBLACK_PEN );
dc.DrawRectangle( 0, 0, 100, 100 );
dc.SetBrush( *wxWHITE_BRUSH );
wxImage image = bitmap.ConvertToImage();
#if wxUSE_LIBPNG
- if ( !image.SaveFile( dir + _T("test.png"), wxBITMAP_TYPE_PNG ))
+ if ( !image.SaveFile( dir + wxT("test.png"), wxBITMAP_TYPE_PNG ))
{
wxLogError(wxT("Can't save file"));
}
image.Destroy();
- if ( image.LoadFile( dir + _T("test.png") ) )
+ if ( image.LoadFile( dir + wxT("test.png") ) )
my_square = wxBitmap( image );
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.png")) )
+ if ( !image.LoadFile( dir + wxT("horse.png")) )
{
wxLogError(wxT("Can't load PNG image"));
}
my_horse_png = wxBitmap( image );
}
- if ( !image.LoadFile( dir + _T("toucan.png")) )
+ if ( !image.LoadFile( dir + wxT("toucan.png")) )
{
wxLogError(wxT("Can't load PNG image"));
}
#if wxUSE_LIBJPEG
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.jpg")) )
+ if ( !image.LoadFile( dir + wxT("horse.jpg")) )
{
wxLogError(wxT("Can't load JPG image"));
}
colorized_horse_jpeg = wxBitmap( image );
}
- if ( !image.LoadFile( dir + _T("cmyk.jpg")) )
+ if ( !image.LoadFile( dir + wxT("cmyk.jpg")) )
{
- wxLogError(_T("Can't load CMYK JPG image"));
+ wxLogError(wxT("Can't load CMYK JPG image"));
}
else
{
#if wxUSE_GIF
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.gif" )) )
+ if ( !image.LoadFile( dir + wxT("horse.gif" )) )
{
wxLogError(wxT("Can't load GIF image"));
}
#if wxUSE_PCX
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.pcx"), wxBITMAP_TYPE_PCX ) )
+ if ( !image.LoadFile( dir + wxT("horse.pcx"), wxBITMAP_TYPE_PCX ) )
{
wxLogError(wxT("Can't load PCX image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.bmp"), wxBITMAP_TYPE_BMP ) )
+ if ( !image.LoadFile( dir + wxT("horse.bmp"), wxBITMAP_TYPE_BMP ) )
{
wxLogError(wxT("Can't load BMP image"));
}
#if wxUSE_XPM
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.xpm"), wxBITMAP_TYPE_XPM ) )
+ if ( !image.LoadFile( dir + wxT("horse.xpm"), wxBITMAP_TYPE_XPM ) )
{
wxLogError(wxT("Can't load XPM image"));
}
my_horse_xpm = wxBitmap( image );
}
- if ( !image.SaveFile( dir + _T("test.xpm"), wxBITMAP_TYPE_XPM ))
+ if ( !image.SaveFile( dir + wxT("test.xpm"), wxBITMAP_TYPE_XPM ))
{
wxLogError(wxT("Can't save file"));
}
#if wxUSE_PNM
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.pnm"), wxBITMAP_TYPE_PNM ) )
+ if ( !image.LoadFile( dir + wxT("horse.pnm"), wxBITMAP_TYPE_PNM ) )
{
wxLogError(wxT("Can't load PNM image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse_ag.pnm"), wxBITMAP_TYPE_PNM ) )
+ if ( !image.LoadFile( dir + wxT("horse_ag.pnm"), wxBITMAP_TYPE_PNM ) )
{
wxLogError(wxT("Can't load PNM image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse_rg.pnm"), wxBITMAP_TYPE_PNM ) )
+ if ( !image.LoadFile( dir + wxT("horse_rg.pnm"), wxBITMAP_TYPE_PNM ) )
{
wxLogError(wxT("Can't load PNM image"));
}
#if wxUSE_LIBTIFF
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.tif"), wxBITMAP_TYPE_TIF ) )
+ if ( !image.LoadFile( dir + wxT("horse.tif"), wxBITMAP_TYPE_TIFF ) )
{
wxLogError(wxT("Can't load TIFF image"));
}
#if wxUSE_LIBTIFF
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.tga"), wxBITMAP_TYPE_TGA ) )
+ if ( !image.LoadFile( dir + wxT("horse.tga"), wxBITMAP_TYPE_TGA ) )
{
wxLogError(wxT("Can't load TGA image"));
}
smile_height, 1 );
// demonstrates XPM automatically using the mask when saving
- if ( m_bmpSmileXpm.Ok() )
- m_bmpSmileXpm.SaveFile(_T("saved.xpm"), wxBITMAP_TYPE_XPM);
+ if ( m_bmpSmileXpm.IsOk() )
+ m_bmpSmileXpm.SaveFile(wxT("saved.xpm"), wxBITMAP_TYPE_XPM);
#if wxUSE_ICO_CUR
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 0 ) )
+ if ( !image.LoadFile( dir + wxT("horse.ico"), wxBITMAP_TYPE_ICO, 0 ) )
{
wxLogError(wxT("Can't load first ICO image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 1 ) )
+ if ( !image.LoadFile( dir + wxT("horse.ico"), wxBITMAP_TYPE_ICO, 1 ) )
{
wxLogError(wxT("Can't load second ICO image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.ico") ) )
+ if ( !image.LoadFile( dir + wxT("horse.ico") ) )
{
wxLogError(wxT("Can't load best ICO image"));
}
image.Destroy();
- if ( !image.LoadFile( dir + _T("horse.cur"), wxBITMAP_TYPE_CUR ) )
+ if ( !image.LoadFile( dir + wxT("horse.cur"), wxBITMAP_TYPE_CUR ) )
{
wxLogError(wxT("Can't load best ICO image"));
}
yH = 2420 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y) ;
}
- m_ani_images = wxImage::GetImageCount ( dir + _T("horse3.ani"), wxBITMAP_TYPE_ANI );
+ m_ani_images = wxImage::GetImageCount ( dir + wxT("horse3.ani"), wxBITMAP_TYPE_ANI );
if (m_ani_images==0)
{
wxLogError(wxT("No ANI-format images found"));
for (i=0; i < m_ani_images; i++)
{
image.Destroy();
- if (!image.LoadFile( dir + _T("horse3.ani"), wxBITMAP_TYPE_ANI, i ))
+ if (!image.LoadFile( dir + wxT("horse3.ani"), wxBITMAP_TYPE_ANI, i ))
{
wxString tmp = wxT("Can't load image number ");
tmp << i ;
image.Destroy();
// test image loading from stream
- wxFile file(dir + _T("horse.bmp"));
+ wxFile file(dir + wxT("horse.bmp"));
if ( file.IsOpened() )
{
wxFileOffset len = file.Length();
void *data = malloc(dataSize);
if ( file.Read(data, dataSize) != len )
{
- wxLogError(_T("Reading bitmap file failed"));
+ wxLogError(wxT("Reading bitmap file failed"));
}
else
{
free(data);
}
+
+ // This macro loads PNG from either resources on the platforms that support
+ // this (Windows and OS X) or from in-memory data (coming from cursor_png.c
+ // included above in our case).
+ my_png_from_res = wxBITMAP_PNG(cursor);
+
+ // This one always loads PNG from memory but exists for consistency with
+ // the above one and also because it frees you from the need to specify the
+ // length explicitly, without it you'd have to do it and also spell the
+ // array name in full, like this:
+ //
+ // my_png_from_mem = wxBitmap::NewFromPNGData(cursor_png, WXSIZEOF(cursor_png));
+ my_png_from_mem = wxBITMAP_PNG_FROM_DATA(cursor);
}
MyCanvas::~MyCanvas()
wxPaintDC dc( this );
PrepareDC( dc );
- dc.DrawText( _T("Loaded image"), 30, 10 );
- if (my_square.Ok())
+ dc.DrawText( wxT("Loaded image"), 30, 10 );
+ if (my_square.IsOk())
dc.DrawBitmap( my_square, 30, 30 );
- dc.DrawText( _T("Drawn directly"), 150, 10 );
- dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );
+ dc.DrawText( wxT("Drawn directly"), 150, 10 );
+ dc.SetBrush( wxBrush( wxS("orange") ) );
dc.SetPen( *wxBLACK_PEN );
dc.DrawRectangle( 150, 30, 100, 100 );
dc.SetBrush( *wxWHITE_BRUSH );
dc.DrawRectangle( 170, 50, 60, 60 );
- if (my_anti.Ok())
+ if (my_anti.IsOk())
dc.DrawBitmap( my_anti, 280, 30 );
- dc.DrawText( _T("PNG handler"), 30, 135 );
- if (my_horse_png.Ok())
+ dc.DrawText( wxT("PNG handler"), 30, 135 );
+ if (my_horse_png.IsOk())
{
dc.DrawBitmap( my_horse_png, 30, 150 );
wxRect rect(0,0,100,100);
wxBitmap sub( my_horse_png.GetSubBitmap(rect) );
- dc.DrawText( _T("GetSubBitmap()"), 280, 175 );
+ dc.DrawText( wxT("GetSubBitmap()"), 280, 175 );
dc.DrawBitmap( sub, 280, 195 );
}
- dc.DrawText( _T("JPEG handler"), 30, 365 );
- if (my_horse_jpeg.Ok())
+ dc.DrawText( wxT("JPEG handler"), 30, 365 );
+ if (my_horse_jpeg.IsOk())
dc.DrawBitmap( my_horse_jpeg, 30, 380 );
- dc.DrawText( _T("Green rotated to red"), 280, 365 );
- if (colorized_horse_jpeg.Ok())
+ dc.DrawText( wxT("Green rotated to red"), 280, 365 );
+ if (colorized_horse_jpeg.IsOk())
dc.DrawBitmap( colorized_horse_jpeg, 280, 380 );
- dc.DrawText( _T("CMYK JPEG image"), 530, 365 );
- if (my_cmyk_jpeg.Ok())
+ dc.DrawText( wxT("CMYK JPEG image"), 530, 365 );
+ if (my_cmyk_jpeg.IsOk())
dc.DrawBitmap( my_cmyk_jpeg, 530, 380 );
- dc.DrawText( _T("GIF handler"), 30, 595 );
- if (my_horse_gif.Ok())
+ dc.DrawText( wxT("GIF handler"), 30, 595 );
+ if (my_horse_gif.IsOk())
dc.DrawBitmap( my_horse_gif, 30, 610 );
- dc.DrawText( _T("PCX handler"), 30, 825 );
- if (my_horse_pcx.Ok())
+ dc.DrawText( wxT("PCX handler"), 30, 825 );
+ if (my_horse_pcx.IsOk())
dc.DrawBitmap( my_horse_pcx, 30, 840 );
- dc.DrawText( _T("BMP handler"), 30, 1055 );
- if (my_horse_bmp.Ok())
+ dc.DrawText( wxT("BMP handler"), 30, 1055 );
+ if (my_horse_bmp.IsOk())
dc.DrawBitmap( my_horse_bmp, 30, 1070 );
- dc.DrawText( _T("BMP read from memory"), 280, 1055 );
- if (my_horse_bmp2.Ok())
+ dc.DrawText( wxT("BMP read from memory"), 280, 1055 );
+ if (my_horse_bmp2.IsOk())
dc.DrawBitmap( my_horse_bmp2, 280, 1070 );
- dc.DrawText( _T("PNM handler"), 30, 1285 );
- if (my_horse_pnm.Ok())
+ dc.DrawText( wxT("PNM handler"), 30, 1285 );
+ if (my_horse_pnm.IsOk())
dc.DrawBitmap( my_horse_pnm, 30, 1300 );
- dc.DrawText( _T("PNM handler (ascii grey)"), 280, 1285 );
- if (my_horse_asciigrey_pnm.Ok())
+ dc.DrawText( wxT("PNM handler (ascii grey)"), 280, 1285 );
+ if (my_horse_asciigrey_pnm.IsOk())
dc.DrawBitmap( my_horse_asciigrey_pnm, 280, 1300 );
- dc.DrawText( _T("PNM handler (raw grey)"), 530, 1285 );
- if (my_horse_rawgrey_pnm.Ok())
+ dc.DrawText( wxT("PNM handler (raw grey)"), 530, 1285 );
+ if (my_horse_rawgrey_pnm.IsOk())
dc.DrawBitmap( my_horse_rawgrey_pnm, 530, 1300 );
- dc.DrawText( _T("TIFF handler"), 30, 1515 );
- if (my_horse_tiff.Ok())
+ dc.DrawText( wxT("TIFF handler"), 30, 1515 );
+ if (my_horse_tiff.IsOk())
dc.DrawBitmap( my_horse_tiff, 30, 1530 );
- dc.DrawText( _T("TGA handler"), 30, 1745 );
- if (my_horse_tga.Ok())
+ dc.DrawText( wxT("TGA handler"), 30, 1745 );
+ if (my_horse_tga.IsOk())
dc.DrawBitmap( my_horse_tga, 30, 1760 );
- dc.DrawText( _T("XPM handler"), 30, 1975 );
- if (my_horse_xpm.Ok())
+ dc.DrawText( wxT("XPM handler"), 30, 1975 );
+ if (my_horse_xpm.IsOk())
dc.DrawBitmap( my_horse_xpm, 30, 2000 );
// toucans
dc.DrawBitmap(my_toucan_blur, x, y+15, true);
}
- if (my_smile_xbm.Ok())
+ if (my_smile_xbm.IsOk())
{
int x = 300, y = 1800;
- dc.DrawText( _T("XBM bitmap"), x, y );
- dc.DrawText( _T("(green on red)"), x, y + 15 );
- dc.SetTextForeground( _T("GREEN") );
- dc.SetTextBackground( _T("RED") );
+ dc.DrawText( wxT("XBM bitmap"), x, y );
+ dc.DrawText( wxT("(green on red)"), x, y + 15 );
+ dc.SetTextForeground( wxT("GREEN") );
+ dc.SetTextBackground( wxT("RED") );
dc.DrawBitmap( my_smile_xbm, x, y + 30 );
dc.SetTextForeground( *wxBLACK );
- dc.DrawText( _T("After wxImage conversion"), x + 120, y );
- dc.DrawText( _T("(red on white)"), x + 120, y + 15 );
+ dc.DrawText( wxT("After wxImage conversion"), x + 120, y );
+ dc.DrawText( wxT("(red on white)"), x + 120, y + 15 );
dc.SetTextForeground( wxT("RED") );
wxImage i = my_smile_xbm.ConvertToImage();
i.SetMaskColour( 255, 255, 255 );
memdc.SetTextForeground( *wxBLACK );
#ifndef __WXGTK20__
// I cannot convince GTK2 to draw into mono bitmaps
- memdc.DrawText( _T("Hi!"), 5, 5 );
+ memdc.DrawText( wxT("Hi!"), 5, 5 );
#endif
memdc.SetBrush( *wxBLACK_BRUSH );
memdc.DrawRectangle( 33,5,20,20 );
memdc.DrawLine( 5, 42, 50, 42 );
memdc.SelectObject( wxNullBitmap );
- if (mono.Ok())
+ if (mono.IsOk())
{
int x = 300, y = 1900;
- dc.DrawText( _T("Mono bitmap"), x, y );
- dc.DrawText( _T("(red on green)"), x, y + 15 );
+ dc.DrawText( wxT("Mono bitmap"), x, y );
+ dc.DrawText( wxT("(red on green)"), x, y + 15 );
dc.SetTextForeground( wxT("RED") );
dc.SetTextBackground( wxT("GREEN") );
dc.DrawBitmap( mono, x, y + 30 );
dc.SetTextForeground( *wxBLACK );
- dc.DrawText( _T("After wxImage conversion"), x + 120, y );
- dc.DrawText( _T("(red on white)"), x + 120, y + 15 );
+ dc.DrawText( wxT("After wxImage conversion"), x + 120, y );
+ dc.DrawText( wxT("(red on white)"), x + 120, y + 15 );
dc.SetTextForeground( wxT("RED") );
wxImage i = mono.ConvertToImage();
i.SetMaskColour( 255,255,255 );
dc.SetBrush( *wxRED_BRUSH );
dc.DrawRectangle( 20, 2220, 560, 68 );
- dc.DrawText(_T("XPM bitmap"), 30, 2230 );
- if ( m_bmpSmileXpm.Ok() )
+ dc.DrawText(wxT("XPM bitmap"), 30, 2230 );
+ if ( m_bmpSmileXpm.IsOk() )
dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, true);
- dc.DrawText(_T("XPM icon"), 110, 2230 );
- if ( m_iconSmileXpm.Ok() )
+ dc.DrawText(wxT("XPM icon"), 110, 2230 );
+ if ( m_iconSmileXpm.IsOk() )
dc.DrawIcon(m_iconSmileXpm, 110, 2250);
// testing icon -> bitmap conversion
wxBitmap to_blit( m_iconSmileXpm );
- if (to_blit.Ok())
+ if (to_blit.IsOk())
{
- dc.DrawText( _T("SubBitmap"), 170, 2230 );
+ dc.DrawText( wxT("SubBitmap"), 170, 2230 );
wxBitmap sub = to_blit.GetSubBitmap( wxRect(0,0,15,15) );
- if (sub.Ok())
+ if (sub.IsOk())
dc.DrawBitmap( sub, 170, 2250, true );
- dc.DrawText( _T("Enlarged"), 250, 2230 );
+ dc.DrawText( wxT("Enlarged"), 250, 2230 );
dc.SetUserScale( 1.5, 1.5 );
dc.DrawBitmap( to_blit, (int)(250/1.5), (int)(2250/1.5), true );
dc.SetUserScale( 2, 2 );
dc.DrawBitmap( to_blit, (int)(300/2), (int)(2250/2), true );
dc.SetUserScale( 1.0, 1.0 );
- dc.DrawText( _T("Blit"), 400, 2230);
+ dc.DrawText( wxT("Blit"), 400, 2230);
wxMemoryDC blit_dc;
blit_dc.SelectObject( to_blit );
dc.Blit( 400, 2250, to_blit.GetWidth(), to_blit.GetHeight(), &blit_dc, 0, 0, wxCOPY, true );
dc.SetUserScale( 1.0, 1.0 );
}
- dc.DrawText( _T("ICO handler (1st image)"), 30, 2290 );
- if (my_horse_ico32.Ok())
+ dc.DrawText( wxT("ICO handler (1st image)"), 30, 2290 );
+ if (my_horse_ico32.IsOk())
dc.DrawBitmap( my_horse_ico32, 30, 2330, true );
- dc.DrawText( _T("ICO handler (2nd image)"), 230, 2290 );
- if (my_horse_ico16.Ok())
+ dc.DrawText( wxT("ICO handler (2nd image)"), 230, 2290 );
+ if (my_horse_ico16.IsOk())
dc.DrawBitmap( my_horse_ico16, 230, 2330, true );
- dc.DrawText( _T("ICO handler (best image)"), 430, 2290 );
- if (my_horse_ico.Ok())
+ dc.DrawText( wxT("ICO handler (best image)"), 430, 2290 );
+ if (my_horse_ico.IsOk())
dc.DrawBitmap( my_horse_ico, 430, 2330, true );
- dc.DrawText( _T("CUR handler"), 30, 2390 );
- if (my_horse_cur.Ok())
+ dc.DrawText( wxT("CUR handler"), 30, 2390 );
+ if (my_horse_cur.IsOk())
{
dc.DrawBitmap( my_horse_cur, 30, 2420, true );
dc.SetPen (*wxRED_PEN);
dc.DrawLine (xH,yH-10,xH,yH+10);
}
- dc.DrawText( _T("ANI handler"), 230, 2390 );
+ dc.DrawText( wxT("ANI handler"), 230, 2390 );
for ( int i=0; i < m_ani_images; i++ )
{
- if (my_horse_ani[i].Ok())
+ if (my_horse_ani[i].IsOk())
{
dc.DrawBitmap( my_horse_ani[i], 230 + i * 2 * my_horse_ani[i].GetWidth() , 2420, true );
}
}
+
+ dc.DrawText("PNG from resources", 30, 2460);
+ if ( my_png_from_res.IsOk() )
+ dc.DrawBitmap(my_png_from_res, 30, 2480, true);
+ dc.DrawText("PNG from memory", 230, 2460);
+ if ( my_png_from_mem.IsOk() )
+ dc.DrawBitmap(my_png_from_mem, 230, 2480, true);
}
void MyCanvas::CreateAntiAliasedBitmap()
{
wxBitmap bitmap( 300, 300 );
- wxMemoryDC dc;
-
- dc.SelectObject( bitmap );
+ {
+ wxMemoryDC dc(bitmap);
- dc.Clear();
+ dc.Clear();
- dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
- dc.SetTextForeground( wxT("RED") );
- dc.DrawText( _T("This is anti-aliased Text."), 20, 5 );
- dc.DrawText( _T("And a Rectangle."), 20, 45 );
+ dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
+ dc.SetTextForeground( wxT("RED") );
+ dc.DrawText( wxT("This is anti-aliased Text."), 20, 5 );
+ dc.DrawText( wxT("And a Rectangle."), 20, 45 );
- dc.SetBrush( *wxRED_BRUSH );
- dc.SetPen( *wxTRANSPARENT_PEN );
- dc.DrawRoundedRectangle( 20, 85, 200, 180, 20 );
+ dc.SetBrush( *wxRED_BRUSH );
+ dc.SetPen( *wxTRANSPARENT_PEN );
+ dc.DrawRoundedRectangle( 20, 85, 200, 180, 20 );
+ }
- wxImage original= bitmap.ConvertToImage();
+ wxImage original = bitmap.ConvertToImage();
wxImage anti( 150, 150 );
/* This is quite slow, but safe. Use wxImage::GetData() for speed instead. */
projects / wxWidgets.git / blobdiff