#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
//-----------------------------------------------------------------------------
-// helpers
+// wxBitmapRefData
//-----------------------------------------------------------------------------
-// Convert wxColour into it's quantized value in lower-precision
-// pixel format (needed for masking by colour).
-static wxColour wxQuantizeColour(const wxColour& clr, const wxBitmap& bmp)
+class wxBitmapRefData: public wxGDIRefData
{
- pixel_format_t *pf = bmp.GetMGLbitmap_t()->pf;
-
- if ( pf->redAdjust == 0 && pf->greenAdjust == 0 && pf->blueAdjust == 0 )
- return clr;
- else
- return wxColour((unsigned char)((clr.Red() >> pf->redAdjust) << pf->redAdjust),
- (unsigned char)((clr.Green() >> pf->greenAdjust) << pf->greenAdjust),
- (unsigned char)((clr.Blue() >> pf->blueAdjust) << pf->blueAdjust));
-}
-
+public:
+ wxBitmapRefData();
+ wxBitmapRefData(int width, int height, int bpp);
+ wxBitmapRefData(const wxBitmapRefData& data);
+ virtual ~wxBitmapRefData();
+ virtual bool IsOk() const { return m_bitmap != NULL; }
-//-----------------------------------------------------------------------------
-// wxMask
-//-----------------------------------------------------------------------------
+ int m_width;
+ int m_height;
+ int m_bpp;
+ wxPalette *m_palette;
+ wxMask *m_mask;
+ bitmap_t *m_bitmap;
-IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject)
+private:
+ void DoCreateBitmap(int width, int height, int depth);
+};
-wxMask::wxMask()
+void wxBitmapRefData::DoCreateBitmap(int width, int height, int depth)
{
- m_bitmap = NULL;
-}
+ m_width = width;
+ m_height = height;
+ m_bpp = depth;
-wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour)
-{
- m_bitmap = NULL;
- Create(bitmap, colour);
-}
+ pixel_format_t pf_dummy;
+ pixel_format_t *pf;
+ int mglDepth = depth;
-wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex)
-{
- m_bitmap = NULL;
- Create(bitmap, paletteIndex);
-}
+ switch ( depth )
+ {
+ case -1:
+ wxASSERT_MSG( g_displayDC, wxT("MGL display DC not created yet.") );
-wxMask::wxMask(const wxBitmap& bitmap)
-{
- m_bitmap = NULL;
- Create(bitmap);
-}
+ 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;
+ }
-wxMask::~wxMask()
-{
- delete m_bitmap;
+ m_bitmap = MyMGL_createBitmap(width, height, mglDepth, pf);
}
-bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
+wxBitmapRefData::wxBitmapRefData()
{
- delete m_bitmap;
- m_bitmap = NULL;
-
- wxColour clr(wxQuantizeColour(colour, bitmap));
-
- wxImage imgSrc(bitmap.ConvertToImage());
- imgSrc.SetMask(false);
- wxImage image(imgSrc.ConvertToMono(clr.Red(), clr.Green(), clr.Blue()));
- if ( !image.Ok() )
- return false;
+ m_width =
+ m_height =
+ m_bpp = 0;
- m_bitmap = new wxBitmap(image, 1);
+ m_palette = NULL;
+ m_mask = NULL;
- return m_bitmap->Ok();
+ m_bitmap = NULL;
}
-bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
+wxBitmapRefData::wxBitmapRefData(int width, int height, int bpp)
{
- unsigned char r,g,b;
- wxPalette *pal = bitmap.GetPalette();
-
- wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") );
+ DoCreateBitmap(width, height, bpp);
- pal->GetRGB(paletteIndex, &r, &g, &b);
-
- return Create(bitmap, wxColour(r, g, b));
+ m_palette = NULL;
+ m_mask = NULL;
}
-bool wxMask::Create(const wxBitmap& bitmap)
+wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData& data)
{
- delete m_bitmap;
- m_bitmap = NULL;
-
- wxCHECK_MSG( bitmap.Ok(), false, wxT("Invalid bitmap") );
- wxCHECK_MSG( bitmap.GetDepth() == 1, false, wxT("Cannot create mask from colour bitmap") );
+ DoCreateBitmap(data.m_width, data.m_height, data.m_bpp);
- m_bitmap = new wxBitmap(bitmap);
- return true;
-}
-
-
-//-----------------------------------------------------------------------------
-// wxBitmap
-//-----------------------------------------------------------------------------
-
-class wxBitmapRefData: public wxObjectRefData
-{
-public:
- wxBitmapRefData();
- ~wxBitmapRefData();
-
- 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;
+ m_palette = NULL; // FIXME: should copy
+ m_mask = NULL; // FIXME: should copy
}
wxBitmapRefData::~wxBitmapRefData()
delete m_palette;
}
+
+//-----------------------------------------------------------------------------
+// wxBitmap
//-----------------------------------------------------------------------------
#define M_BMPDATA ((wxBitmapRefData *)m_refData)
-
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler,wxObject)
IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxBitmapBase)
-wxBitmap::wxBitmap(int width, int height, int depth)
+wxGDIRefData *wxBitmap::CreateGDIRefData() const
{
- Create(width, height, depth);
+ return new wxBitmapRefData;
}
-
-static bitmap_t *MyMGL_createBitmap(int width, int height,
- int bpp, pixel_format_t *pf)
+wxGDIRefData *wxBitmap::CloneGDIRefData(const wxGDIRefData *data) const
{
- MGLMemoryDC mdc(width, height, bpp, pf);
- return MGL_getBitmapFromDC(mdc.getDC(), 0, 0, width, height, TRUE);
+ 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;
+ 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::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_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;
M_BMPDATA->m_mask = 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());
if ( GetMask() )
{
- wxBitmap submask = GetMask()->GetBitmap()->GetSubBitmap(rect);
+ wxBitmap submask = GetMask()->GetBitmap().GetSubBitmap(rect);
ret.SetMask(new wxMask(submask));
}
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;
wxCHECK_RET( M_BMPDATA->m_bpp == 1, wxT("bitmap is not 1bpp") );
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") );
- delete M_BMPDATA->m_palette;
- M_BMPDATA->m_palette = NULL;
+ AllocExclusive();
+ wxDELETE(M_BMPDATA->m_palette);
- if ( !palette.Ok() ) return;
+ if ( !palette.IsOk() ) return;
M_BMPDATA->m_palette = new wxPalette(palette);
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;
}
return M_BMPDATA->m_bitmap;
}
+// Convert wxColour into it's quantized value in lower-precision
+// pixel format (needed for masking by colour).
+wxColour wxBitmap::QuantizeColour(const wxColour& clr) const
+{
+ pixel_format_t *pf = GetMGLbitmap_t()->pf;
+
+ if ( pf->redAdjust == 0 && pf->greenAdjust == 0 && pf->blueAdjust == 0 )
+ return clr;
+ else
+ return wxColour((unsigned char)((clr.Red() >> pf->redAdjust) << pf->redAdjust),
+ (unsigned char)((clr.Green() >> pf->greenAdjust) << pf->greenAdjust),
+ (unsigned char)((clr.Blue() >> pf->blueAdjust) << pf->blueAdjust));
+}
//-----------------------------------------------------------------------------
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),
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;
int w = bitmap->GetWidth(),
h = bitmap->GetHeight();
- mem.SelectObject(*bitmap);
+ mem.SelectObjectAsSource(*bitmap);
tdc = mem.GetMGLDC();
switch (type)
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;
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