#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:
//-----------------------------------------------------------------------------
// wxBitmap
//-----------------------------------------------------------------------------
-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;
+
+private:
+ void DoCreateBitmap(int width, int height, int depth);
};
+void wxBitmapRefData::DoCreateBitmap(int width, int height, int depth)
+{
+ m_width = width;
+ m_height = height;
+ m_bpp = depth;
+
+ pixel_format_t pf_dummy;
+ pixel_format_t *pf;
+ int mglDepth = depth;
+
+ switch ( depth )
+ {
+ case -1:
+ wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
+
+ g_displayDC->getPixelFormat(pf_dummy);
+ mglDepth = g_displayDC->getBitsPerPixel();
+ pf = &pf_dummy;
+ break;
+ 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;
+ case 16:
+ pf = &gs_pixel_format_16;
+ break;
+ case 24:
+ pf = &gs_pixel_format_24;
+ break;
+ case 32:
+ pf = &gs_pixel_format_32;
+ break;
+ default:
+ wxFAIL_MSG(wxT("invalid bitmap depth"));
+ m_bitmap = NULL;
+ return;
+ }
+
+ m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf);
+}
+
wxBitmapRefData::wxBitmapRefData()
{
- m_mask = NULL;
- m_width = 0;
- m_height = 0;
+ 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 )
#define M_BMPDATA ((wxBitmapRefData *)m_refData)
-
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler,wxObject)
IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxBitmapBase)
wxBitmap::wxBitmap(int width, int height, int depth)
}
-static bitmap_t *MyMGL_createBitmap(int width, int height,
- int bpp, pixel_format_t *pf)
+wxGDIRefData *wxBitmap::CreateGDIRefData() const
{
- MGLMemoryDC mdc(width, height, bpp, pf);
- return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE);
+ 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)
wxCHECK_MSG( (width > 0) && (height > 0), false, wxT("invalid bitmap size") );
- pixel_format_t pf_dummy;
- pixel_format_t *pf;
- int mglDepth = depth;
+ m_refData = new wxBitmapRefData(width, height, depth);
- switch ( depth )
- {
- case -1:
- wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
-
- g_displayDC->getPixelFormat(pf_dummy);
- mglDepth = g_displayDC->getBitsPerPixel();
- pf = &pf_dummy;
- break;
- case 1:
- case 8:
- pf = NULL;
- break;
- case 15:
- pf = &gs_pixel_format_15;
- break;
- case 16:
- pf = &gs_pixel_format_16;
- break;
- case 24:
- pf = &gs_pixel_format_24;
- break;
- case 32:
- pf = &gs_pixel_format_32;
- break;
- default:
- wxFAIL_MSG(wxT("invalid bitmap depth"));
- return false;
- }
-
- 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;
-
- if ( mglDepth != 1 )
- {
- M_BMPDATA->m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf);
- }
- else
+ 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();
}
-bool wxBitmap::CreateFromXpm(const char **bits)
-{
- wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") );
-
- wxXPMDecoder decoder;
- wxImage img = decoder.ReadData(bits);
- wxCHECK_MSG( img.Ok(), false, wxT("invalid bitmap data") );
-
- *this = wxBitmap(img);
-
- return true;
-}
-
wxBitmap::wxBitmap(const wxImage& image, int depth)
{
long width, height;
delete bdc;
}
-bool wxBitmap::operator == (const wxBitmap& bmp) const
-{
- return (m_refData == bmp.m_refData);
-}
-
-bool wxBitmap::operator != (const wxBitmap& bmp) const
-{
- return (m_refData != bmp.m_refData);
-}
-
-bool wxBitmap::Ok() const
-{
- return (m_refData != NULL && M_BMPDATA->m_bitmap != NULL);
-}
-
int wxBitmap::GetHeight() const
{
wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
{
wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ AllocExclusive();
delete M_BMPDATA->m_mask;
M_BMPDATA->m_mask = mask;
}
{
wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+ AllocExclusive();
palette_t *mono = M_BMPDATA->m_bitmap->pal;
wxCHECK_RET( M_BMPDATA->m_bpp == 1, wxT("bitmap is not 1bpp") );
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 )
}
}
- m_refData = new wxBitmapRefData();
-
return handler->LoadFile(this, name, type, -1, -1);
}
wxCHECK_RET( Ok(), 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;
void wxBitmap::SetHeight(int height)
{
- if (!m_refData) m_refData = new wxBitmapRefData();
+ AllocExclusive();
M_BMPDATA->m_height = height;
}
void wxBitmap::SetWidth(int width)
{
- if (!m_refData) m_refData = new wxBitmapRefData();
+ AllocExclusive();
M_BMPDATA->m_width = width;
}
void wxBitmap::SetDepth(int depth)
{
- if (!m_refData) m_refData = new wxBitmapRefData();
+ AllocExclusive();
M_BMPDATA->m_bpp = depth;
}
// Convert wxColour into it's quantized value in lower-precision
// pixel format (needed for masking by colour).
-wxColour wxBitmap::QuantizeColour(const wxColour& clr)
+wxColour wxBitmap::QuantizeColour(const wxColour& clr) const
{
pixel_format_t *pf = GetMGLbitmap_t()->pf;
const wxString& extension, const wxString& name);
virtual bool Create(wxBitmap *WXUNUSED(bitmap),
- void *WXUNUSED(data),
+ const void* WXUNUSED(data),
long WXUNUSED(flags),
int WXUNUSED(width),
int WXUNUSED(height),
int w = bitmap->GetWidth(),
h = bitmap->GetHeight();
- mem.SelectObject(*bitmap);
+ mem.SelectObjectAsSource(*bitmap);
tdc = mem.GetMGLDC();
switch (type)
const wxString& extension, const wxString& name);
virtual bool Create(wxBitmap *WXUNUSED(bitmap),
- void *WXUNUSED(data),
+ const void* WXUNUSED(data),
long WXUNUSED(flags),
int WXUNUSED(width),
int WXUNUSED(height),
projects / wxWidgets.git / blobdiff