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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3190 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/bitmap.cpp

@@ -0,0 +1,430 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        bitmap.cpp
+// Purpose:     wxBitmap
+// Author:      AUTHOR
+// Modified by:
+// Created:     ??/??/98
+// RCS-ID:      $Id$
+// Copyright:   (c) AUTHOR
+// Licence:     wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+#pragma implementation "bitmap.h"
+#endif
+
+#include "wx/setup.h"
+#include "wx/utils.h"
+#include "wx/palette.h"
+#include "wx/bitmap.h"
+#include "wx/icon.h"
+#include "wx/log.h"
+
+#if !USE_SHARED_LIBRARIES
+IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
+IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
+#endif
+
+wxBitmapRefData::wxBitmapRefData()
+{
+    m_ok = FALSE;
+    m_width = 0;
+    m_height = 0;
+    m_depth = 0;
+    m_quality = 0;
+    m_numColors = 0;
+    m_bitmapMask = NULL;
+}
+
+wxBitmapRefData::~wxBitmapRefData()
+{
+    /*
+     * TODO: delete the bitmap data here.
+     */
+
+    if (m_bitmapMask)
+        delete m_bitmapMask;
+    m_bitmapMask = NULL;
+}
+
+wxList wxBitmap::sm_handlers;
+
+wxBitmap::wxBitmap()
+{
+    m_refData = NULL;
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::~wxBitmap()
+{
+    if (wxTheBitmapList)
+        wxTheBitmapList->DeleteObject(this);
+}
+
+wxBitmap::wxBitmap(const char bits[], int the_width, int the_height, int no_bits)
+{
+    m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_width = the_width ;
+    M_BITMAPDATA->m_height = the_height ;
+    M_BITMAPDATA->m_depth = no_bits ;
+    M_BITMAPDATA->m_numColors = 0;
+
+    /* TODO: create the bitmap from data */
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::wxBitmap(int w, int h, int d)
+{
+    (void)Create(w, h, d);
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::wxBitmap(void *data, long type, int width, int height, int depth)
+{
+    (void) Create(data, type, width, height, depth);
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::wxBitmap(const wxString& filename, long type)
+{
+    LoadFile(filename, (int)type);
+
+    if ( wxTheBitmapList )
+        wxTheBitmapList->AddBitmap(this);
+}
+
+/* TODO: maybe allow creation from XPM
+// Create from data
+wxBitmap::wxBitmap(const char **data)
+{
+    (void) Create((void *)data, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
+}
+*/
+
+bool wxBitmap::Create(int w, int h, int d)
+{
+    UnRef();
+
+    m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_width = w;
+    M_BITMAPDATA->m_height = h;
+    M_BITMAPDATA->m_depth = d;
+
+    /* TODO: create new bitmap */
+
+    return M_BITMAPDATA->m_ok;
+}
+
+bool wxBitmap::LoadFile(const wxString& filename, long type)
+{
+    UnRef();
+
+    m_refData = new wxBitmapRefData;
+
+    wxBitmapHandler *handler = FindHandler(type);
+
+    if ( handler == NULL ) {
+        wxLogWarning("no bitmap handler for type %d defined.", type);
+
+        return FALSE;
+    }
+
+    return handler->LoadFile(this, filename, type, -1, -1);
+}
+
+bool wxBitmap::Create(void *data, long type, int width, int height, int depth)
+{
+    UnRef();
+
+    m_refData = new wxBitmapRefData;
+
+    wxBitmapHandler *handler = FindHandler(type);
+
+    if ( handler == NULL ) {
+        wxLogWarning("no bitmap handler for type %d defined.", type);
+
+        return FALSE;
+    }
+
+    return handler->Create(this, data, type, width, height, depth);
+}
+
+bool wxBitmap::SaveFile(const wxString& filename, int type, const wxPalette *palette)
+{
+    wxBitmapHandler *handler = FindHandler(type);
+
+    if ( handler == NULL ) {
+        wxLogWarning("no bitmap handler for type %d defined.", type);
+
+        return FALSE;
+  }
+
+  return handler->SaveFile(this, filename, type, palette);
+}
+
+void wxBitmap::SetWidth(int w)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_width = w;
+}
+
+void wxBitmap::SetHeight(int h)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_height = h;
+}
+
+void wxBitmap::SetDepth(int d)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_depth = d;
+}
+
+void wxBitmap::SetQuality(int q)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_quality = q;
+}
+
+void wxBitmap::SetOk(bool isOk)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_ok = isOk;
+}
+
+void wxBitmap::SetPalette(const wxPalette& palette)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_bitmapPalette = palette ;
+}
+
+void wxBitmap::SetMask(wxMask *mask)
+{
+    if (!M_BITMAPDATA)
+        m_refData = new wxBitmapRefData;
+
+    M_BITMAPDATA->m_bitmapMask = mask ;
+}
+
+void wxBitmap::AddHandler(wxBitmapHandler *handler)
+{
+    sm_handlers.Append(handler);
+}
+
+void wxBitmap::InsertHandler(wxBitmapHandler *handler)
+{
+    sm_handlers.Insert(handler);
+}
+
+bool wxBitmap::RemoveHandler(const wxString& name)
+{
+    wxBitmapHandler *handler = FindHandler(name);
+    if ( handler )
+    {
+        sm_handlers.DeleteObject(handler);
+        return TRUE;
+    }
+    else
+        return FALSE;
+}
+
+wxBitmapHandler *wxBitmap::FindHandler(const wxString& name)
+{
+    wxNode *node = sm_handlers.First();
+    while ( node )
+    {
+        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+        if ( handler->GetName() == name )
+            return handler;
+        node = node->Next();
+    }
+    return NULL;
+}
+
+wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, long bitmapType)
+{
+    wxNode *node = sm_handlers.First();
+    while ( node )
+    {
+        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+        if ( handler->GetExtension() == extension &&
+                    (bitmapType == -1 || handler->GetType() == bitmapType) )
+            return handler;
+        node = node->Next();
+    }
+    return NULL;
+}
+
+wxBitmapHandler *wxBitmap::FindHandler(long bitmapType)
+{
+    wxNode *node = sm_handlers.First();
+    while ( node )
+    {
+        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+        if (handler->GetType() == bitmapType)
+            return handler;
+        node = node->Next();
+    }
+    return NULL;
+}
+
+/*
+ * wxMask
+ */
+
+wxMask::wxMask()
+{
+/* TODO
+    m_maskBitmap = 0;
+*/
+}
+
+// Construct a mask from a bitmap and a colour indicating
+// the transparent area
+wxMask::wxMask(const wxBitmap& bitmap, const wxColour& colour)
+{
+/* TODO
+    m_maskBitmap = 0;
+*/
+    Create(bitmap, colour);
+}
+
+// Construct a mask from a bitmap and a palette index indicating
+// the transparent area
+wxMask::wxMask(const wxBitmap& bitmap, int paletteIndex)
+{
+/* TODO
+    m_maskBitmap = 0;
+*/
+
+    Create(bitmap, paletteIndex);
+}
+
+// Construct a mask from a mono bitmap (copies the bitmap).
+wxMask::wxMask(const wxBitmap& bitmap)
+{
+/* TODO
+    m_maskBitmap = 0;
+*/
+
+    Create(bitmap);
+}
+
+wxMask::~wxMask()
+{
+// TODO: delete mask bitmap
+}
+
+// Create a mask from a mono bitmap (copies the bitmap).
+bool wxMask::Create(const wxBitmap& bitmap)
+{
+// TODO
+    return FALSE;
+}
+
+// Create a mask from a bitmap and a palette index indicating
+// the transparent area
+bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
+{
+// TODO
+    return FALSE;
+}
+
+// Create a mask from a bitmap and a colour indicating
+// the transparent area
+bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
+{
+// TODO
+    return FALSE;
+}
+
+/*
+ * wxBitmapHandler
+ */
+
+IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
+
+bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width, int height, int depth)
+{
+    return FALSE;
+}
+
+bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long type,
+        int desiredWidth, int desiredHeight)
+{
+    return FALSE;
+}
+
+bool wxBitmapHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
+{
+    return FALSE;
+}
+
+/*
+ * Standard handlers
+ */
+
+/* TODO: bitmap handlers, a bit like this:
+class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
+{
+    DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
+public:
+    inline wxBMPResourceHandler()
+    {
+        m_name = "Windows bitmap resource";
+        m_extension = "";
+        m_type = wxBITMAP_TYPE_BMP_RESOURCE;
+    };
+
+    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
+          int desiredWidth, int desiredHeight);
+};
+IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
+*/
+
+void wxBitmap::CleanUpHandlers()
+{
+    wxNode *node = sm_handlers.First();
+    while ( node )
+    {
+        wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
+        wxNode *next = node->Next();
+        delete handler;
+        delete node;
+        node = next;
+    }
+}
+
+void wxBitmap::InitStandardHandlers()
+{
+/* TODO: initialize all standard bitmap or derive class handlers here.
+    AddHandler(new wxBMPResourceHandler);
+    AddHandler(new wxBMPFileHandler);
+    AddHandler(new wxXPMFileHandler);
+    AddHandler(new wxXPMDataHandler);
+    AddHandler(new wxICOResourceHandler);
+    AddHandler(new wxICOFileHandler);
+*/
+}