wxWidgets/utils/serialize/sergdi.cpp
Guilhem Lavaux 1d44aaf824 * New function wxObjectInputStream::Recall()
* Fixes in object serializer,dynlib,LoadObject/StoreObject
* Updates for serialization.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@625 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
1998-08-23 09:23:27 +00:00

327 lines
7.8 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: sergdi.cpp
// Purpose: Serialization: GDI classes
// Author: Guilhem Lavaux
// Modified by:
// Created: July 1998
// RCS-ID: $Id$
// Copyright: (c) 1998 Guilhem Lavaux
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "sergdi.h"
#endif
#include <wx/objstrm.h>
#include <wx/datstrm.h>
#include <wx/gdicmn.h>
#include <wx/bitmap.h>
#include <wx/font.h>
#include <wx/pen.h>
#include <wx/brush.h>
#include <wx/serbase.h>
#include <wx/imaglist.h>
#include <wx/region.h>
#include <wx/colour.h>
#include <wx/palette.h>
#include <wx/dcmemory.h>
#include "sergdi.h"
IMPLEMENT_SERIAL_CLASS(wxBitmap, wxObject)
IMPLEMENT_SERIAL_CLASS(wxGDIObject, wxObject)
IMPLEMENT_SERIAL_CLASS(wxRegion, wxGDIObject)
IMPLEMENT_SERIAL_CLASS(wxColour, wxGDIObject)
IMPLEMENT_SERIAL_CLASS(wxFont, wxGDIObject)
IMPLEMENT_SERIAL_CLASS(wxPen, wxGDIObject)
IMPLEMENT_SERIAL_CLASS(wxBrush, wxGDIObject)
IMPLEMENT_SERIAL_CLASS(wxImageList, wxObject)
IMPLEMENT_ALIAS_SERIAL_CLASS(wxPenList, wxList)
IMPLEMENT_ALIAS_SERIAL_CLASS(wxBrushList, wxList)
IMPLEMENT_ALIAS_SERIAL_CLASS(wxFontList, wxList)
IMPLEMENT_ALIAS_SERIAL_CLASS(wxColourDatabase, wxList)
IMPLEMENT_ALIAS_SERIAL_CLASS(wxBitmapList, wxList)
// ----------------------------------------------------------------------------
void WXSERIAL(wxBitmap)::StoreObject(wxObjectOutputStream& s)
{
// TODO
// I implemented a basic image saving (maybe I'll need to improve wxWin API).
int x, y, w, h;
wxDataOutputStream data_s(s);
wxBitmap *bitmap = (wxBitmap *)Object();
wxColour col;
wxMemoryDC dc;
w = bitmap->GetWidth();
h = bitmap->GetHeight();
if (s.FirstStage()) {
s.AddChild(bitmap->GetMask());
}
dc.SelectObject(*bitmap);
data_s.Write16(w);
data_s.Write16(h);
for (y=0;y<h;y++)
for (x=0;x<w;x++) {
dc.GetPixel(x, y, &col);
data_s.Write8( col.Red() );
data_s.Write8( col.Green() );
data_s.Write8( col.Blue() );
}
}
void WXSERIAL(wxBitmap)::LoadObject(wxObjectInputStream& s)
{
// TODO
// I implemented a basic image loading (maybe I'll need to improve wxWin API).
wxDataInputStream data_s(s);
wxBitmap *bitmap = (wxBitmap *)Object();
wxMemoryDC dc;
wxPen pen;
int x, y, w, h;
int r, g, b;
w = data_s.Read16();
h = data_s.Read16();
bitmap->Resize(w, h);
dc.SelectObject(*bitmap);
for (y=0;y<h;y++)
for (x=0;x<w;x++) {
r = data_s.Read8();
g = data_s.Read8();
b = data_s.Read8();
pen.SetColour(r, g, b);
dc.SetPen(pen);
dc.DrawPoint(x,y);
}
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxGDIObject)::StoreObject(wxObjectOutputStream& s)
{
if (s.FirstStage())
return;
bool visible = ((wxGDIObject *)Object())->GetVisible();
wxDataOutputStream data_s(s);
data_s.Write8(visible);
}
void WXSERIAL(wxGDIObject)::LoadObject(wxObjectInputStream& s)
{
wxDataInputStream data_s(s);
((wxGDIObject *)Object())->SetVisible( data_s.Read8() );
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxRegion)::StoreObject(wxObjectOutputStream& s)
{
WXSERIAL(wxGDIObject)::StoreObject(s);
if (s.FirstStage())
return;
wxDataOutputStream data_s(s);
wxRect rect = ((wxRegion *)Object())->GetBox();
data_s.Write16( rect.GetX() );
data_s.Write16( rect.GetY() );
data_s.Write16( rect.GetWidth() );
data_s.Write16( rect.GetHeight() );
}
void WXSERIAL(wxRegion)::LoadObject(wxObjectInputStream& s)
{
WXSERIAL(wxGDIObject)::LoadObject(s);
wxDataInputStream data_s(s);
wxRegion *region = (wxRegion *)Object();
wxRect rect;
rect.SetX( data_s.Read16() );
rect.SetY( data_s.Read16() );
rect.SetWidth( data_s.Read16() );
rect.SetHeight( data_s.Read16() );
*region = wxRegion(rect);
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxColour)::StoreObject(wxObjectOutputStream& s)
{
WXSERIAL(wxGDIObject)::StoreObject(s);
if (s.FirstStage())
return;
wxDataOutputStream data_s(s);
wxColour *colour = (wxColour *)Object();
data_s.Write8(colour->Red());
data_s.Write8(colour->Green());
data_s.Write8(colour->Blue());
}
void WXSERIAL(wxColour)::LoadObject(wxObjectInputStream& s)
{
WXSERIAL(wxGDIObject)::LoadObject(s);
wxDataInputStream data_s(s);
wxColour *colour = (wxColour *)Object();
int r, g, b;
r = data_s.Read8();
g = data_s.Read8();
b = data_s.Read8();
colour->Set(r, g, b);
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxPen)::StoreObject(wxObjectOutputStream& s)
{
wxPen *pen = (wxPen *)Object();
WXSERIAL(wxGDIObject)::StoreObject(s);
if (s.FirstStage()) {
s.AddChild(& (pen->GetColour()) );
return;
}
wxDataOutputStream data_s(s);
data_s.Write8( pen->GetCap() );
data_s.Write8( pen->GetJoin() );
data_s.Write8( pen->GetStyle() );
data_s.Write8( pen->GetWidth() );
}
void WXSERIAL(wxPen)::LoadObject(wxObjectInputStream& s)
{
wxPen *pen = (wxPen *)Object();
wxColour *col = (wxColour *) s.GetChild();
WXSERIAL(wxGDIObject)::LoadObject(s);
wxDataInputStream data_s(s);
pen->SetColour(*col);
pen->SetCap( data_s.Read8() );
pen->SetJoin( data_s.Read8() );
pen->SetStyle( data_s.Read8() );
pen->SetWidth( data_s.Read8() );
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxBrush)::StoreObject(wxObjectOutputStream& s)
{
wxBrush *brush = (wxBrush *)Object();
WXSERIAL(wxGDIObject)::StoreObject(s);
if (s.FirstStage()) {
s.AddChild( &(brush->GetColour()) );
s.AddChild( brush->GetStipple() );
return;
}
wxDataOutputStream data_s(s);
data_s.Write8( brush->GetStyle() );
}
void WXSERIAL(wxBrush)::LoadObject(wxObjectInputStream& s)
{
wxBrush *brush = (wxBrush *)Object();
wxColour *col = (wxColour *)s.GetChild();
wxBitmap *bmap = (wxBitmap *)s.GetChild();
WXSERIAL(wxGDIObject)::LoadObject(s);
wxDataInputStream data_s(s);
if (bmap)
*brush = wxBrush(*col, data_s.Read8());
else
*brush = wxBrush(bmap);
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxFont)::StoreObject(wxObjectOutputStream& s)
{
wxFont *font = (wxFont *)Object();
WXSERIAL(wxGDIObject)::StoreObject(s);
if (s.FirstStage())
return;
wxDataOutputStream data_s(s);
data_s.Write8( font->GetPointSize() );
data_s.WriteString( font->GetFaceName() );
data_s.Write8( font->GetFamily() );
data_s.Write8( font->GetStyle() );
data_s.Write8( font->GetWeight() );
data_s.Write8( font->GetUnderlined() );
}
void WXSERIAL(wxFont)::LoadObject(wxObjectInputStream& s)
{
wxFont *font = (wxFont *)Object();
WXSERIAL(wxGDIObject)::LoadObject(s);
wxDataInputStream data_s(s);
int psize, family, style, weight;
bool underlined;
wxString face_name;
psize = data_s.Read8();
face_name = data_s.ReadString();
family = data_s.Read8();
style = data_s.Read8();
weight = data_s.Read8();
underlined = data_s.Read8();
*font = wxFont(psize, face_name, family, style, weight, underlined);
}
// ----------------------------------------------------------------------------
void WXSERIAL(wxImageList)::StoreObject(wxObjectOutputStream& s)
{
wxImageList *list = (wxImageList *)Object();
int i;
if (s.FirstStage()) {
for (i=0;i<list->GetImageCount();i++)
s.AddChild(list->GetBitmap(i));
}
wxDataOutputStream data_s(s);
data_s.Write32(list->GetImageCount());
}
void WXSERIAL(wxImageList)::LoadObject(wxObjectInputStream& s)
{
int i, count;
wxImageList *list = (wxImageList *)Object();
wxDataInputStream data_s(s);
count = data_s.Read32();
for (i=0;i<count;i++)
list->Add(*((wxBitmap *)s.GetChild()));
}