#include <mgraph.hpp>
+static bitmap_t *MyMGL_createBitmap(int width, int height,
+ int bpp, pixel_format_t *pf)
+{
+ MGLMemoryDC mdc(width, height, bpp, pf);
+ return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE);
+}
+
//-----------------------------------------------------------------------------
// MGL pixel formats:
//-----------------------------------------------------------------------------
{0xFF,0x00,0, 0xFF,0x08,0, 0xFF,0x10,0, 0x00,0x00,0}; // RGB 24bpp for wxImage
//-----------------------------------------------------------------------------
-// wxBitmap
+// wxBitmapRefData
//-----------------------------------------------------------------------------
-class wxBitmapRefData: public wxObjectRefData
+class wxBitmapRefData: public wxGDIRefData
{
public:
wxBitmapRefData();
+ wxBitmapRefData(int width, int height, int bpp);
+ wxBitmapRefData(const wxBitmapRefData& data);
virtual ~wxBitmapRefData();
+ virtual bool IsOk() const { return m_bitmap != NULL; }
+
int m_width;
int m_height;
int m_bpp;
wxPalette *m_palette;
wxMask *m_mask;
bitmap_t *m_bitmap;
-};
-
-wxBitmapRefData::wxBitmapRefData()
-{
- m_mask = NULL;
- m_width = 0;
- m_height = 0;
- m_bpp = 0;
- m_palette = NULL;
- m_bitmap = NULL;
-}
-
-wxBitmapRefData::~wxBitmapRefData()
-{
- if ( m_bitmap )
- MGL_unloadBitmap(m_bitmap);
- delete m_mask;
- delete m_palette;
-}
-
-//-----------------------------------------------------------------------------
-#define M_BMPDATA ((wxBitmapRefData *)m_refData)
-
-
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxBitmapHandlerBase)
-IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxBitmapBase)
-
-wxBitmap::wxBitmap(int width, int height, int depth)
-{
- Create(width, height, depth);
-}
-
-
-static bitmap_t *MyMGL_createBitmap(int width, int height,
- int bpp, pixel_format_t *pf)
-{
- MGLMemoryDC mdc(width, height, bpp, pf);
- return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE);
-}
+private:
+ void DoCreateBitmap(int width, int height, int depth);
+};
-bool wxBitmap::Create(int width, int height, int depth)
+void wxBitmapRefData::DoCreateBitmap(int width, int height, int depth)
{
- UnRef();
-
- wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") );
+ m_width = width;
+ m_height = height;
+ m_bpp = depth;
pixel_format_t pf_dummy;
pixel_format_t *pf;
case 1:
case 8:
pf = NULL;
+ mglDepth = 8; // we emulate monochrome bitmaps using 8 bit ones
break;
case 15:
pf = &gs_pixel_format_15;
break;
default:
wxFAIL_MSG(wxT("invalid bitmap depth"));
- return false;
+ m_bitmap = NULL;
+ return;
}
- m_refData = new wxBitmapRefData();
- M_BMPDATA->m_mask = (wxMask *) NULL;
- M_BMPDATA->m_palette = (wxPalette *) NULL;
- M_BMPDATA->m_width = width;
- M_BMPDATA->m_height = height;
- M_BMPDATA->m_bpp = mglDepth;
+ m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf);
+}
- if ( mglDepth != 1 )
- {
- M_BMPDATA->m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf);
- }
- else
+wxBitmapRefData::wxBitmapRefData()
+{
+ m_width =
+ m_height =
+ m_bpp = 0;
+
+ m_palette = NULL;
+ m_mask = NULL;
+
+ m_bitmap = NULL;
+}
+
+wxBitmapRefData::wxBitmapRefData(int width, int height, int bpp)
+{
+ DoCreateBitmap(width, height, bpp);
+
+ m_palette = NULL;
+ m_mask = NULL;
+}
+
+wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
+{
+ DoCreateBitmap(data.m_width, data.m_height, data.m_bpp);
+
+ m_palette = NULL; // FIXME: should copy
+ m_mask = NULL; // FIXME: should copy
+}
+
+wxBitmapRefData::~wxBitmapRefData()
+{
+ if ( m_bitmap )
+ MGL_unloadBitmap(m_bitmap);
+ delete m_mask;
+ delete m_palette;
+}
+
+
+//-----------------------------------------------------------------------------
+// wxBitmap
+//-----------------------------------------------------------------------------
+
+#define M_BMPDATA ((wxBitmapRefData *)m_refData)
+
+IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxBitmapBase)
+
+wxGDIRefData *wxBitmap::CreateGDIRefData() const
+{
+ return new wxBitmapRefData;
+}
+
+wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const
+{
+ return new wxBitmapRefData(*static_cast<const wxBitmapRefData *>(data));
+}
+
+bool wxBitmap::Create(int width, int height, int depth)
+{
+ UnRef();
+
+ wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") );
+
+ m_refData = new wxBitmapRefData(width, height, depth);
+
+ if ( depth == 1 )
{
// MGL does not support mono DCs, so we have to emulate them with
// 8bpp ones. We do that by using a special palette with color 0
// set to black and all other colors set to white.
-
- M_BMPDATA->m_bitmap = MyMGL_createBitmap(width, height, 8, pf);
SetMonoPalette(wxColour(255, 255, 255), wxColour(0, 0, 0));
}
- return Ok();
+ return IsOk();
}
wxBitmap::wxBitmap(const wxImage& image, int depth)
{
long width, height;
- wxCHECK_RET( image.Ok(), wxT("invalid image") );
+ wxCHECK_RET( image.IsOk(), wxT("invalid image") );
width = image.GetWidth();
height = image.GetHeight();
wxImage wxBitmap::ConvertToImage() const
{
- wxCHECK_MSG( Ok(), wxImage(), wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), wxImage(), wxT("invalid bitmap") );
int width, height;
width = GetWidth();
height = GetHeight();
wxImage image(width, height);
- wxASSERT_MSG( image.Ok(), wxT("cannot create image") );
+ wxASSERT_MSG( image.IsOk(), wxT("cannot create image") );
MGLMemoryDC idc(width, height, 24, &gs_pixel_format_wxImage,
width * 3, (void*)image.GetData(), NULL);
delete bdc;
}
-bool wxBitmap::IsOk() const
-{
- return (m_refData != NULL && M_BMPDATA->m_bitmap != NULL);
-}
-
int wxBitmap::GetHeight() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_height;
}
int wxBitmap::GetWidth() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_width;
}
int wxBitmap::GetDepth() const
{
- wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), -1, wxT("invalid bitmap") );
return M_BMPDATA->m_bpp;
}
wxMask *wxBitmap::GetMask() const
{
- wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_mask;
}
void wxBitmap::SetMask(wxMask *mask)
{
- wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ wxCHECK_RET( IsOk(), wxT("invalid bitmap") );
AllocExclusive();
delete M_BMPDATA->m_mask;
wxBitmap wxBitmap::GetSubBitmap(const wxRect& rect) const
{
- wxCHECK_MSG( Ok() &&
+ wxCHECK_MSG( IsOk() &&
(rect.x >= 0) && (rect.y >= 0) &&
(rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height),
wxNullBitmap, wxT("invalid bitmap or bitmap region") );
wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
- wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
+ wxASSERT_MSG( ret.IsOk(), wxT("GetSubBitmap error") );
if ( GetPalette() )
ret.SetPalette(*GetPalette());
void wxBitmap::SetMonoPalette(const wxColour& fg, const wxColour& bg)
{
- wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ wxCHECK_RET( IsOk(), wxT("invalid bitmap") );
AllocExclusive();
palette_t *mono = M_BMPDATA->m_bitmap->pal;
MGLDevCtx *wxBitmap::CreateTmpDC() const
{
- wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
MGLDevCtx *tdc = new MGLMemoryDC(GetWidth(), GetHeight(),
M_BMPDATA->m_bitmap->bitsPerPixel,
bool wxBitmap::LoadFile(const wxString &name, wxBitmapType type)
{
- UnRef();
+ AllocExclusive();
if ( type == wxBITMAP_TYPE_BMP || type == wxBITMAP_TYPE_PNG ||
type == wxBITMAP_TYPE_PCX || type == wxBITMAP_TYPE_JPEG )
if ( handler == NULL )
{
wxImage image;
- if ( !image.LoadFile(name, type) || !image.Ok() )
+ if ( !image.LoadFile(name, type) || !image.IsOk() )
{
wxLogError("no bitmap handler for type %d defined.", type);
return false;
}
}
- m_refData = new wxBitmapRefData();
-
return handler->LoadFile(this, name, type, -1, -1);
}
bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type, const wxPalette *palette) const
{
- wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), false, wxT("invalid bitmap") );
wxBitmapHandler *handler = FindHandler(type);
if ( palette )
image.SetPalette(*palette);
- if ( image.Ok() )
+ if ( image.IsOk() )
return image.SaveFile(filename, type);
else
{
wxPalette *wxBitmap::GetPalette() const
{
- wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
+ wxCHECK_MSG( IsOk(), NULL, wxT("invalid bitmap") );
return M_BMPDATA->m_palette;
}
void wxBitmap::SetPalette(const wxPalette& palette)
{
- wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ wxCHECK_RET( IsOk(), wxT("invalid bitmap") );
wxCHECK_RET( GetDepth() > 1 && GetDepth() <= 8, wxT("cannot set palette for bitmap of this depth") );
AllocExclusive();
- delete M_BMPDATA->m_palette;
- M_BMPDATA->m_palette = NULL;
+ wxDELETE(M_BMPDATA->m_palette);
- if ( !palette.Ok() ) return;
+ if ( !palette.IsOk() ) return;
M_BMPDATA->m_palette = new wxPalette(palette);
if ( !MGL_getBitmapSize(fullname.mb_str(), &width, &height, &bpp, &pf) )
return false;
bitmap->Create(width, height, -1);
- if ( !bitmap->Ok() ) return false;
+ if ( !bitmap->IsOk() ) return false;
dc.SelectObject(*bitmap);
if ( !dc.GetMGLDC()->loadBitmapIntoDC(fullname.mb_str(), 0, 0, TRUE) )
return false;
if ( !MGL_getJPEGSize(fullname.mb_str(), &width, &height, &bpp, &pf) )
return false;
bitmap->Create(width, height, -1);
- if ( !bitmap->Ok() ) return false;
+ if ( !bitmap->IsOk() ) return false;
dc.SelectObject(*bitmap);
if ( !dc.GetMGLDC()->loadJPEGIntoDC(fullname.mb_str(), 0, 0, TRUE) )
return false;
if ( !MGL_getPNGSize(fullname.mb_str(), &width, &height, &bpp, &pf) )
return false;
bitmap->Create(width, height, -1);
- if ( !bitmap->Ok() ) return false;
+ if ( !bitmap->IsOk() ) return false;
dc.SelectObject(*bitmap);
if ( !dc.GetMGLDC()->loadPNGIntoDC(fullname.mb_str(), 0, 0, TRUE) )
return false;
if ( !MGL_getPCXSize(fullname.mb_str(), &width, &height, &bpp) )
return false;
bitmap->Create(width, height, -1);
- if ( !bitmap->Ok() ) return false;
+ if ( !bitmap->IsOk() ) return false;
dc.SelectObject(*bitmap);
if ( !dc.GetMGLDC()->loadPCXIntoDC(fullname.mb_str(), 0, 0, TRUE) )
return false;
if ( bmp == NULL ) return false;
bitmap->Create(bmp->width, bmp->height, -1);
- if ( !bitmap->Ok() ) return false;
+ if ( !bitmap->IsOk() ) return false;
// convert bmp to display's depth and write it to *bitmap:
wxMemoryDC dc;
projects / wxWidgets.git / blobdiff