void Graphic::transform (Coord& x, Coord& y, Graphic* g) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->Transform(x, y);
}
}
void Graphic::invTransform (Coord& tx, Coord& ty, Graphic* g) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->InvTransform(tx, ty);
}
}
void Graphic::transform (float x, float y, float& tx, float& ty, Graphic* g) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->Transform(x, y, tx, ty);
} else {
tx = x;
ty = y;
}
}
void Graphic::transform (Coord x, Coord y, Coord& tx, Coord& ty, Graphic* g) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->Transform(x, y, tx, ty);
} else {
tx = x;
ty = y;
}
}
void Graphic::invTransformList(
Coord tx[], Coord ty[], int n, Coord x[], Coord y[], Graphic* g
) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->InvTransformList(tx, ty, n, x, y);
} else {
ArrayCopy(tx, ty, n, x, y);
}
}
void Graphic::invTransformRect (
float x0, float y0, float x1, float y1,
float& nx0, float& ny0, float& nx1, float& ny1, Graphic* g
) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
nx0 = x0; ny0 = y0; nx1 = x1; ny1 = y1;
if (t != nil) {
t->InvTransformRect(nx0, ny0, nx1, ny1);
}
}
void Graphic::invTransform (
float tx, float ty, float& x, float& y, Graphic* g
) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->InvTransform(tx, ty, x, y);
} else {
x = tx;
y = ty;
}
}
void Graphic::invTransform (
Coord tx, Coord ty, Coord& x, Coord& y, Graphic* g
) {
Transformer* t = (g == nil) ? GetTransformer() : g->GetTransformer();
if (t != nil) {
t->InvTransform(tx, ty, x, y);
} else {
x = tx;
y = ty;
}
}
PictSelection::PictSelection (Graphic* gs) : (gs) {
valid = true;
}
// PictSelection knows it's the outermost PictSelection because it was
// called with a FILE* pointer, so it must read a version number, skip
// over its name, read its graphic state and children, and scale
// itself back to screen coordinates when it's finished.
PictSelection::PictSelection (FILE* stream, State* state) : (nil) {
int fd = fileno(stream);
istream from(fd);
ReadVersion(from);
ReadGridSpacing(from);
if (versionnumber < 3) {
Skip(from);
}
ReadPictGS(from, state);
ReadChildren(from, state);
ScaleToScreenCoords();
valid = from.good();
}
// Copy returns a copy of the PictSelection.
Graphic* PictSelection::Copy () {
Selection* copy = new PictSelection(this);
for (First(); !AtEnd(); Next()) {
copy->Append(GetCurrent()->Copy());
}
return copy;
}
// HasChildren returns true so Idraw can ungroup this Picture.
boolean PictSelection::HasChildren () {
return Picture::HasChildren();
}
// Propagate must preserve the PictSelection's transformation matrix
// if it has any.
void PictSelection::Propagate () {
Transformer* original = GetTransformer();
if (original != nil) {
original->Reference();
Selection::Propagate();
SetTransformer(original);
delete original;
} else {
Selection::Propagate();
}
}
void BitmapGraphic::Write (ostream& out) {
Catalog* catalog = unidraw->GetCatalog();
catalog->WriteBgFilled(BgFilled(), out);
catalog->WriteBrush(GetBrush(), out);
catalog->WriteColor(GetFgColor(), out);
catalog->WriteColor(GetBgColor(), out);
catalog->WriteFont(GetFont(), out);
catalog->WritePattern(GetPattern(), out);
catalog->WriteTransformer(GetTransformer(), out);
catalog->WriteString(_fg_name, out);
}