From: fred <fred>
Date: Sat, 4 Jan 1997 21:30:07 +0000 (+0000)
Subject: lilypond-0.0.21
X-Git-Tag: release/1.5.59~6440
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=39ad2b952e9f8460dd434d454c1e9b55c9e13b1a;p=lilypond.git

lilypond-0.0.21
---

diff --git a/src/staffelem.cc b/src/staffelem.cc
new file mode 100644
index 0000000000..bf76a9eb70
--- /dev/null
+++ b/src/staffelem.cc
@@ -0,0 +1,138 @@
+#include "pscore.hh"
+#include "symbol.hh"
+#include "pstaff.hh"
+#include "molecule.hh"
+#include "staffelem.hh"
+
+String
+Staff_elem::TeXstring() const
+{
+    assert(output && !calc_children);
+    Molecule m(*output);
+    m.translate(offset_);	// ugh?
+    return m.TeXstring();
+}
+
+Staff_elem::~Staff_elem()
+{
+   delete output;
+}
+void
+Staff_elem::translate(Offset O)
+{
+    offset_ += O;
+}
+Interval
+Staff_elem::width() const
+{
+    Molecule*m= brew_molecule();
+    Interval r = m->extent().x;
+
+    if (!r.empty())		// float exception on DEC Alpha
+	 r+=offset_.x;
+
+    delete m;
+    return r;
+}
+Interval
+Staff_elem::height() const
+{
+    Molecule*m= brew_molecule();
+    Interval r = m->extent().y;
+
+ 
+    if (!r.empty())
+	r+=offset_.y;
+     delete m;
+  
+    return r;
+}
+
+void
+Staff_elem::print()const
+{
+#ifndef NPRINT
+    if (output)
+	output->print();
+#endif
+}
+
+Staff_elem::Staff_elem()
+{
+    calc_children = false;
+    pstaff_=0;
+    offset_ = Offset(0,0);
+    output = 0;
+    status = ORPHAN;
+}
+
+
+Paperdef*
+Staff_elem::paper()  const
+{
+    assert(pstaff_);
+    return pstaff_->pscore_->paper_;
+}
+
+void
+Staff_elem::add_processing()
+{
+    if (status >= VIRGIN)
+	return;
+
+    do_add_processing();
+    status = VIRGIN;
+}
+
+void
+Staff_elem::pre_processing()
+{
+    if (status >= PRECALCED )
+	return;
+    for (int i=0; i < dependencies.sz(); i++)
+	if (dependencies[i])
+	    dependencies[i]->pre_processing();
+    if (!calc_children)
+	do_pre_processing();
+    status = PRECALCED;
+}
+void
+Staff_elem::post_processing()
+{
+    if (status > POSTCALCED)
+	return;
+    for (int i=0; i < dependencies.sz(); i++)
+	if (dependencies[i])
+	    dependencies[i]->post_processing();
+    if (!calc_children)
+	do_post_processing();
+    status=POSTCALCED;
+}
+
+void 
+Staff_elem::molecule_processing()
+{
+    if (status >= OUTPUT)
+	return;
+    for (int i=0; i < dependencies.sz(); i++)
+	if (dependencies[i])
+	    dependencies[i]->molecule_processing();
+    if (!calc_children)
+	output= brew_molecule();
+    status = OUTPUT;    
+}
+
+void
+Staff_elem::do_post_processing()
+{
+}
+
+void
+Staff_elem::do_pre_processing()
+{
+}
+
+void
+Staff_elem::do_add_processing()
+{
+}