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developing newdraw

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git-svn-id: svn://ultimatepp.org/upp/trunk@1162 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2009-05-12 10:59:08 +00:00
parent ee152d30f4
commit 587b532024
46 changed files with 5755 additions and 81 deletions
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164
newdraw/Draw/MetaFile.cpp
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@ -11,9 +11,17 @@ void WinMetaFile::Init() {
void WinMetaFile::Paint(Draw& w, const Rect& r) const {
ChkP();
if(!hemf)
return;
SystemDraw *h = dynamic_cast<SystemDraw *>(&w);
if(hemf && h)
if(h)
PlayEnhMetaFile(h->GetHandle(), hemf, r);
else {
Size sz = r.GetSize();
SystemImageDraw iw(sz);
Paint(iw, sz);
w.DrawImage(r.left, r.top, iw);
}
}
void WinMetaFile::Paint(Draw& w, int x, int y, int cx, int cy) const {
@ -38,11 +46,12 @@ void WinMetaFile::WriteClipboard() const {
}
void WinMetaFile::Clear() {
if(hemf && !IsPicked())
if(hemf/* && !IsPicked()*/) //TODO
::DeleteEnhMetaFile(hemf);
hemf = NULL;
}
/* TODO: Remove picks
void WinMetaFile::Pick(pick_ WinMetaFile& src) {
hemf = src.hemf;
size = src.size;
@ -53,7 +62,7 @@ void WinMetaFile::Copy(const WinMetaFile& src) {
hemf = ::CopyEnhMetaFile(src.hemf, NULL);
size = src.size;
}
*/
void WinMetaFile::Attach(HENHMETAFILE _hemf) {
Clear();
ENHMETAHEADER info;
@ -64,8 +73,9 @@ void WinMetaFile::Attach(HENHMETAFILE _hemf) {
if(_hemf && ::GetEnhMetaFileHeader(_hemf, sizeof(info), &info)
&& info.rclFrame.left < info.rclFrame.right
&& info.rclFrame.top < info.rclFrame.bottom) {
size.cx = 600 * (info.rclFrame.right - info.rclFrame.left) / 2540;
size.cy = 600 * (info.rclFrame.bottom - info.rclFrame.top) / 2540;
size.cx = info.rclFrame.right - info.rclFrame.left;
size.cy = info.rclFrame.bottom - info.rclFrame.top;
size = 600 * size / 2540;
hemf = _hemf;
}
}
@ -82,52 +92,35 @@ struct PLACEABLE_METAFILEHEADER
};
#pragma pack(pop)
bool WinMetaFile::Load(const char* path) {
void WinMetaFile::Set(const void *data, int len)
{
Clear();
FileIn file(path);
if(!file.Open(path) || file.GetSize() <= sizeof(ENHMETAHEADER))
return false;
int first = file.Get32le();
file.Seek(0);
if(len <= sizeof(ENHMETAHEADER))
return;
int first = Peek32le(data);
HENHMETAFILE hemf;
HMETAFILE hMF;
Size sz(1000, 1000);
if(first == 0x9AC6CDD7) {
PLACEABLE_METAFILEHEADER mfh;
file.Get(&mfh, 22);
String bits = LoadStream(file);
if((hMF = ::SetMetaFileBitsEx(bits.GetLength(), bits)) == NULL)
return false;
sz = Size(mfh.right - mfh.left, mfh.bottom - mfh.top);
}
else
if((hemf = ::GetEnhMetaFile(path)) != NULL) {
if((hemf = ::SetEnhMetaFileBits(len, (const BYTE *)data)) != NULL)
Attach(hemf);
return true;
else
if(first == 0x9AC6CDD7) {
const PLACEABLE_METAFILEHEADER *mfh = (const PLACEABLE_METAFILEHEADER *)data;
Attach(::SetWinMetaFileBits(len - 22, (const BYTE *)data + 22, NULL, NULL));
size = 600 * Size(mfh->right - mfh->left, mfh->bottom - mfh->top) / 2540;
return;
}
else
if((LOWORD(first) == 1 || LOWORD(first) == 2) && HIWORD(first) >= sizeof(METAHEADER) / 2) {
METAHEADER mh;
if(!file.GetAll(&mh, sizeof(mh)))
return false;
if(mh.mtVersion != 0x100 && mh.mtVersion != 0x300)
return false;
if((hMF = ::GetMetaFile(path)) == NULL)
return false;
}
else
return false;
Attach(::SetWinMetaFileBits(len, (const BYTE *)data, NULL, NULL));
}
dword len = ::GetMetaFileBitsEx(hMF, 0, NULL);
Buffer<byte> bits(len);
::GetMetaFileBitsEx(hMF, len, bits);
Attach(::SetWinMetaFileBits(len, bits, NULL, NULL));
::DeleteMetaFile(hMF);
size = sz;
return true;
String WinMetaFile::Get() const
{
int size = ::GetEnhMetaFileBits(hemf, 0, 0);
StringBuffer b(size);
::GetEnhMetaFileBits(hemf, size, (BYTE *)~b);
return b;
}
void WinMetaFile::Serialize(Stream& s) {
@ -155,6 +148,18 @@ void WinMetaFile::Serialize(Stream& s) {
}
}
WinMetaFile::WinMetaFile(void *data, int len)
{
Init();
Set(data, len);
}
WinMetaFile::WinMetaFile(const String& data)
{
Init();
Set(data);
}
WinMetaFile::WinMetaFile(HENHMETAFILE hemf) {
Init();
Attach(hemf);
@ -171,6 +176,71 @@ WinMetaFile::WinMetaFile(const char *file) {
Load(file);
}
struct cDrawWMF : DataDrawer {
int y;
Size sz;
WinMetaFile wmf;
virtual void Open(const String& data, int cx, int cy);
virtual void Render(ImageBuffer& ib);
};
void cDrawWMF::Open(const String& data, int cx, int cy)
{
y = 0;
wmf.Set(data);
sz = Size(cx, cy);
}
void cDrawWMF::Render(ImageBuffer& ib)
{
if(wmf) {
ImageDraw iw(ib.GetSize());
wmf.Paint(iw, 0, -y, sz.cx, sz.cy);
y += ib.GetHeight();
ib = (Image)iw;
}
else
Fill(~ib, RGBAZero(), ib.GetLength());
}
INITBLOCK
{
DataDrawer::Register<cDrawWMF>("wmf");
};
void DrawWMF(Draw& w, int x, int y, int cx, int cy, const String& wmf)
{
w.DrawData(x, y, cx, cy, wmf, "wmf");
}
void DrawWMF(Draw& w, int x, int y, const String& wmf)
{
WinMetaFile h(wmf);
Size sz = h.GetSize();
DrawWMF(w, x, y, sz.cx, sz.cy, wmf);
}
Drawing LoadWMF(const char *path, int cx, int cy)
{
DrawingDraw iw(cx, cy);
DrawWMF(iw, 0, 0, cx, cy, LoadFile(path));
return iw;
}
Drawing LoadWMF(const char *path)
{
String wmf = LoadFile(path);
WinMetaFile h(wmf);
if(h) {
Size sz = h.GetSize();
DrawingDraw iw(sz.cx, sz.cy);
DrawWMF(iw, 0, 0, sz.cx, sz.cy, wmf);
return iw;
}
return Null;
}
bool WinMetaFileDraw::Create(HDC hdc, int cx, int cy, const char *app, const char *name, const char *file) {
if(handle) Close();
@ -240,6 +310,14 @@ WinMetaFileDraw::WinMetaFileDraw(int cx, int cy, const char *app, const char *na
Create(cx, cy, app, name, file);
}
String AsWMF(const Drawing& iw)
{
Size sz = iw.GetSize();
WinMetaFileDraw wd(sz.cx, sz.cy);
wd.DrawDrawing(0, 0, sz.cx, sz.cy, iw);
return wd.Close().Get();
}
#endif
#endif