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//========================================================================
//
// Annot.cc
//
// Copyright 2000-2002 Glyph & Cog, LLC
//
//========================================================================
#include "aconf.h"
#ifdef USE_GCC_PRAGMAS
#pragma implementation
#endif
#include "gmem.h"
#include "object.h"
#include "gfx.h"
#include "annot.h"
//------------------------------------------------------------------------
// Annot
//------------------------------------------------------------------------
Annot::Annot(XRef *xrefA, Dict *dict) {
Object apObj, asObj, obj1, obj2;
double t;
ok = gFalse;
xref = xrefA;
if (dict->lookup("AP", &apObj)->isDict()) {
if (dict->lookup("AS", &asObj)->isName()) {
if (apObj.dictLookup("N", &obj1)->isDict()) {
if (obj1.dictLookupNF(asObj.getName(), &obj2)->isRef()) {
obj2.copy(&appearance);
ok = gTrue;
}
obj2.free();
}
obj1.free();
} else {
if (apObj.dictLookupNF("N", &obj1)->isRef()) {
obj1.copy(&appearance);
ok = gTrue;
}
obj1.free();
}
asObj.free();
}
apObj.free();
if (dict->lookup("Rect", &obj1)->isArray() &&
obj1.arrayGetLength() == 4) {
//~ should check object types here
obj1.arrayGet(0, &obj2);
xMin = obj2.getNum();
obj2.free();
obj1.arrayGet(1, &obj2);
yMin = obj2.getNum();
obj2.free();
obj1.arrayGet(2, &obj2);
xMax = obj2.getNum();
obj2.free();
obj1.arrayGet(3, &obj2);
yMax = obj2.getNum();
obj2.free();
if (xMin > xMax) {
t = xMin; xMin = xMax; xMax = t;
}
if (yMin > yMax) {
t = yMin; yMin = yMax; yMax = t;
}
} else {
//~ this should return an error
xMin = yMin = 0;
xMax = yMax = 1;
}
obj1.free();
}
Annot::~Annot() {
appearance.free();
}
void Annot::draw(Gfx *gfx) {
Object obj;
if (appearance.fetch(xref, &obj)->isStream()) {
gfx->doAnnot(&obj, xMin, yMin, xMax, yMax);
}
obj.free();
}
//------------------------------------------------------------------------
// Annots
//------------------------------------------------------------------------
Annots::Annots(XRef *xref, Object *annotsObj) {
Annot *annot;
Object obj1, obj2;
int size;
int i;
annots = NULL;
size = 0;
nAnnots = 0;
if (annotsObj->isArray()) {
for (i = 0; i < annotsObj->arrayGetLength(); ++i) {
if (annotsObj->arrayGet(i, &obj1)->isDict()) {
obj1.dictLookup("Subtype", &obj2);
if (obj2.isName("Widget") ||
obj2.isName("Stamp")) {
annot = new Annot(xref, obj1.getDict());
if (annot->isOk()) {
if (nAnnots >= size) {
size += 16;
annots = (Annot **)grealloc(annots, size * sizeof(Annot *));
}
annots[nAnnots++] = annot;
} else {
delete annot;
}
}
obj2.free();
}
obj1.free();
}
}
}
Annots::~Annots() {
int i;
for (i = 0; i < nAnnots; ++i) {
delete annots[i];
}
gfree(annots);
}
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