SkView* SkViewInflate::inflate(const char xml[], size_t len, SkView* root)
{
SkDOM dom;
const SkDOM::Node* node = dom.build(xml, len);
return node ? this->inflate(dom, node, root) : NULL;
}
void SkStackViewLayout::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
int index;
SkScalar value[4];
if ((index = dom.findList(node, "orient", "horizontal,vertical")) >= 0)
this->setOrient((Orient)index);
else
assert_no_attr(dom, node, "orient");
if (dom.findScalars(node, "margin", value, 4))
{
SkRect margin;
margin.set(value[0], value[1], value[2], value[3]);
this->setMargin(margin);
}
else
assert_no_attr(dom, node, "margin");
if (dom.findScalar(node, "spacer", value))
this->setSpacer(value[0]);
else
assert_no_attr(dom, node, "spacer");
if ((index = dom.findList(node, "pack", "start,center,end")) >= 0)
this->setPack((Pack)index);
else
assert_no_attr(dom, node, "pack");
if ((index = dom.findList(node, "align", "start,center,end,stretch")) >= 0)
this->setAlign((Align)index);
else
assert_no_attr(dom, node, "align");
}
/* Even if the subclass overrides onInflate, they should always be
sure to call the inherited method, so that we get called.
*/
void SkView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
SkScalar x, y;
x = this->locX();
y = this->locY();
(void)dom.findScalar(node, "x", &x);
(void)dom.findScalar(node, "y", &y);
this->setLoc(x, y);
x = this->width();
y = this->height();
(void)dom.findScalar(node, "width", &x);
(void)dom.findScalar(node, "height", &y);
this->setSize(x, y);
// inflate the flags
static const char* gFlagNames[] = {
"visible", "enabled", "focusable", "flexH", "flexV"
};
SkASSERT(SK_ARRAY_COUNT(gFlagNames) == kFlagShiftCount);
bool b;
uint32_t flags = this->getFlags();
for (unsigned i = 0; i < SK_ARRAY_COUNT(gFlagNames); i++)
if (dom.findBool(node, gFlagNames[i], &b))
flags = SkSetClearShift(flags, b, i);
this->setFlags(flags);
}
static void write_dom(const SkDOM& dom, const SkDOM::Node* node, SkXMLWriter* w, bool skipRoot) {
if (!skipRoot) {
const char* elem = dom.getName(node);
if (dom.getType(node) == SkDOM::kText_Type) {
SkASSERT(dom.countChildren(node) == 0);
w->addText(elem, strlen(elem));
return;
}
w->startElement(elem);
SkDOM::AttrIter iter(dom, node);
const char* name;
const char* value;
while ((name = iter.next(&value)) != nullptr) {
w->addAttribute(name, value);
}
}
node = dom.getFirstChild(node, nullptr);
while (node) {
write_dom(dom, node, w, false);
node = dom.getNextSibling(node, nullptr);
}
if (!skipRoot) {
w->endElement();
}
}
sk_sp<SkSVGDOM> SkSVGDOM::MakeFromStream(SkStream& svgStream) {
SkDOM xmlDom;
if (!xmlDom.build(svgStream)) {
return nullptr;
}
return MakeFromDOM(xmlDom);
}
/*virtual*/ void SkProgressBarView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
int32_t temp;
if (dom.findS32(node, "max", &temp))
this->setMax(temp);
if (dom.findS32(node, "progress", &temp))
this->setProgress(temp);
}
/* virtual */ void SkScrollBarView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
int32_t value;
if (dom.findS32(node, "total", &value))
this->setTotal(value);
if (dom.findS32(node, "shown", &value))
this->setShown(value);
}
SkDOMListSource(const SkDOM& dom, const SkDOM::Node* node) : fDirTail(">")
{
const SkDOM::Node* child = dom.getFirstChild(node, "item");
int count = 0;
while (child)
{
count += 1;
child = dom.getNextSibling(child, "item");
}
fCount = count;
fList = NULL;
if (count)
{
ItemRec* rec = fList = new ItemRec[count];
child = dom.getFirstChild(node, "item");
while (child)
{
rec->fLabel.set(dom.findAttr(child, "label"));
rec->fTail.set(dom.findAttr(child, "tail"));
rec->fAltTail.set(dom.findAttr(child, "alt-tail"));
rec->fTarget.set(dom.findAttr(child, "target"));
rec->fType = kUnknown_Type;
int index = dom.findList(child, "type", "dir,toggle");
if (index >= 0)
rec->fType = (Type)(index + 1);
child = dom.getNextSibling(child, "item");
rec += 1;
}
}
}
void SkListView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
{
bool hasScrollBar;
if (dom.findBool(node, "scrollBar", &hasScrollBar))
this->setHasScrollBar(hasScrollBar);
}
const SkDOM::Node* child;
if ((child = dom.getFirstChild(node, "bindings")) != NULL)
{
delete[] fBindings;
fBindings = NULL;
fBindingCount = 0;
SkListSource* listSrc = SkListSource::Factory(dom.findAttr(child, "data-fields"));
SkASSERT(listSrc);
fSkinName.set(dom.findAttr(child, "skin-slots"));
SkASSERT(fSkinName.size());
this->setListSource(listSrc)->unref();
int count = dom.countChildren(child, "bind");
if (count > 0)
{
fBindings = new BindingRec[count];
count = 0; // reuse this to count up to the number of valid bindings
child = dom.getFirstChild(child, "bind");
SkASSERT(child);
do {
const char* fieldName = dom.findAttr(child, "field");
const char* slotName = dom.findAttr(child, "slot");
if (fieldName && slotName)
{
fBindings[count].fFieldIndex = listSrc->findFieldIndex(fieldName);
if (fBindings[count].fFieldIndex >= 0)
fBindings[count++].fSlotName.set(slotName);
}
} while ((child = dom.getNextSibling(child, "bind")) != NULL);
fBindingCount = SkToU16(count);
if (count == 0)
{
SkDEBUGF(("SkListView::onInflate: no valid <bind> elements in <listsource>\n"));
delete[] fBindings;
}
}
this->dirtyCache(kAnimCount_DirtyFlag);
this->setSelection(0);
}
}
void SkProgressView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
const char* s;
SkASSERT(fOnShader == NULL);
SkASSERT(fOffShader == NULL);
if ((s = dom.findAttr(node, "src-on")) != NULL)
fOnShader = inflate_shader(s);
if ((s = dom.findAttr(node, "src-off")) != NULL)
fOffShader = inflate_shader(s);
(void)dom.findBool(node, "do-interp", &fDoInterp);
}
void SkTextView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
const char* text = dom.findAttr(node, "text");
if (text)
this->setText(text);
SkPoint margin;
if (dom.findScalars(node, "margin", (SkScalar*)&margin, 2))
this->setMargin(margin);
(void)dom.findBool(node, "do-interp", &fDoInterp);
SkPaint_Inflate(&fPaint, dom, node);
}
DEF_TEST(SVGDevice_image_shader_tileboth, reporter) {
SkDOM dom;
SkPaint paint;
int imageWidth = 3, imageHeight = 3;
int rectWidth = 10, rectHeight = 10;
ImageShaderTestSetup(&dom, &paint, imageWidth, imageHeight, rectWidth, rectHeight,
SkShader::kRepeat_TileMode, SkShader::kRepeat_TileMode);
const SkDOM::Node* root = dom.finishParsing();
const SkDOM::Node *patternNode, *imageNode, *rectNode;
const SkDOM::Node* innerSvg = dom.getFirstChild(root, "svg");
if (innerSvg == nullptr) {
ERRORF(reporter, "inner svg element not found");
return;
}
bool structureAppropriate =
FindImageShaderNodes(reporter, &dom, innerSvg, &patternNode, &imageNode, &rectNode);
REPORTER_ASSERT(reporter, structureAppropriate);
// the imageNode should always maintain its size.
REPORTER_ASSERT(reporter, atoi(dom.findAttr(imageNode, "width")) == imageWidth);
REPORTER_ASSERT(reporter, atoi(dom.findAttr(imageNode, "height")) == imageHeight);
REPORTER_ASSERT(reporter, atoi(dom.findAttr(patternNode, "width")) == imageWidth);
REPORTER_ASSERT(reporter, atoi(dom.findAttr(patternNode, "height")) == imageHeight);
}
void SkPaint_Inflate(SkPaint* paint, const SkDOM& dom, const SkDOM::Node* node)
{
SkASSERT(paint);
SkASSERT(&dom);
SkASSERT(node);
SkScalar x;
if (dom.findScalar(node, "stroke-width", &x))
paint->setStrokeWidth(x);
if (dom.findScalar(node, "text-size", &x))
paint->setTextSize(x);
bool b;
SkASSERT("legacy: use is-stroke" && !dom.findBool(node, "is-frame", &b));
if (dom.findBool(node, "is-stroke", &b))
paint->setStyle(b ? SkPaint::kStroke_Style : SkPaint::kFill_Style);
if (dom.findBool(node, "is-antialias", &b))
paint->setAntiAlias(b);
if (dom.findBool(node, "is-lineartext", &b))
paint->setLinearText(b);
const char* str = dom.findAttr(node, "color");
if (str)
{
SkColor c = paint->getColor();
if (SkParse::FindColor(str, &c))
paint->setColor(c);
}
// do this AFTER parsing for the color
if (dom.findScalar(node, "opacity", &x))
{
x = SkMaxScalar(0, SkMinScalar(x, SK_Scalar1));
paint->setAlpha(SkScalarRound(x * 255));
}
int index = dom.findList(node, "text-anchor", "left,center,right");
if (index >= 0)
paint->setTextAlign((SkPaint::Align)index);
SkShader* shader = inflate_shader(dom, node);
if (shader)
paint->setShader(shader)->unref();
}
sk_sp<SkSVGDOM> SkSVGDOM::MakeFromDOM(const SkDOM& xmlDom) {
sk_sp<SkSVGDOM> dom = sk_make_sp<SkSVGDOM>();
ConstructionContext ctx(&dom->fIDMapper);
dom->fRoot = construct_svg_node(xmlDom, ctx, xmlDom.getRootNode());
// Reset the default container size to match the intrinsic SVG size.
dom->setContainerSize(dom->intrinsicSize());
return dom;
}
void inflate_paint(const SkDOM& dom, const SkDOM::Node* node, SkPaint* paint)
{
SkASSERT(paint);
SkAnimator anim;
SkCanvas canvas;
if (!anim.decodeDOM(dom, node))
{
SkDEBUGF(("inflate_paint: decoding dom failed\n"));
SkDEBUGCODE(dom.dump(node);)
void SkStaticTextView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
#if 0
this->INHERITED::onInflate(dom, node);
int index;
if ((index = dom.findList(node, "mode", "fixed,auto-width,auto-height")) >= 0)
this->setMode((Mode)index);
else
assert_no_attr(dom, node, "mode");
if ((index = dom.findList(node, "spacing-align", "start,center,end")) >= 0)
this->setSpacingAlign((SkTextBox::SpacingAlign)index);
else
assert_no_attr(dom, node, "spacing-align");
SkScalar s[2];
if (dom.findScalars(node, "margin", s, 2))
this->setMargin(s[0], s[1]);
else
assert_no_attr(dom, node, "margin");
const char* text = dom.findAttr(node, "text");
if (text)
this->setText(text);
if ((node = dom.getFirstChild(node, "paint")) != NULL &&
(node = dom.getFirstChild(node, "screenplay")) != NULL)
{
inflate_paint(dom, node, &fPaint);
}
#endif
}
void SkViewInflate::rInflate(const SkDOM& dom, const SkDOM::Node* node, SkView* parent)
{
const char* str = dom.findAttr(node, "id");
if (str)
fIDs.set(str, parent);
const SkDOM::Node* child = dom.getFirstChild(node);
while (child)
{
SkView* view = this->createView(dom, child);
if (view)
{
this->rInflate(dom, child, view);
parent->attachChildToFront(view)->unref();
}
else
{
const char* name = dom.getName(child);
const char* target;
if (!strcmp(name, "listenTo") && (target = dom.findAttr(child, "target")) != NULL)
this->addIDStr(&fListenTo, parent, target);
if (!strcmp(name, "broadcastTo") && (target = dom.findAttr(child, "target")) != NULL)
this->addIDStr(&fBroadcastTo, parent, target);
}
child = dom.getNextSibling(child);
}
parent->setVisibleP(true);
this->inflateView(parent, dom, node);
}
bool SkXMLParser::parse(const SkDOM& dom, const SkDOMNode* node)
{
const char* elemName = dom.getName(node);
if (this->startElement(elemName))
return false;
SkDOM::AttrIter iter(dom, node);
const char* name, *value;
while ((name = iter.next(&value)) != nullptr)
if (this->addAttribute(name, value))
return false;
if ((node = dom.getFirstChild(node)) != nullptr)
do {
if (!this->parse(dom, node))
return false;
} while ((node = dom.getNextSibling(node)) != nullptr);
return !this->endElement(elemName);
}
static void write_dom(const SkDOM& dom, const SkDOM::Node* node, SkXMLWriter* w, bool skipRoot)
{
if (!skipRoot)
{
w->startElement(dom.getName(node));
SkDOM::AttrIter iter(dom, node);
const char* name;
const char* value;
while ((name = iter.next(&value)) != NULL)
w->addAttribute(name, value);
}
node = dom.getFirstChild(node, NULL);
while (node)
{
write_dom(dom, node, w, false);
node = dom.getNextSibling(node, NULL);
}
if (!skipRoot)
w->endElement();
}
void SkGridView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
SkScalar x[2];
const SkDOM::Node* child;
if (dom.findScalars(node, "cell-size", x, 2))
this->setCellSize(x[0], x[1]);
if ((child = dom.getFirstChild(node, "hilite-paint")) != NULL)
SkPaint_Inflate(&this->paint(kHiliteCell_Attr), dom, child);
// look for a listsource
{
SkListSource* src = NULL;
if ((child = dom.getFirstChild(node, "file-listsource")) != NULL)
{
const char* path = dom.findAttr(child, "path");
if (path)
src = SkListSource::CreateFromDir( path,
dom.findAttr(child, "filter"),
dom.findAttr(child, "target"));
}
else if ((child = dom.getFirstChild(node, "xml-listsource")) != NULL)
{
src = SkListSource::CreateFromDOM(dom, child);
}
if (src)
{
this->setListSource(src)->unref();
this->setSelection(0);
}
}
this->onSizeChange();
}
void SkListView::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
SkScalar x;
const SkDOM::Node* child;
if (dom.findScalar(node, "row-height", &x))
this->setRowHeight(x);
if ((child = dom.getFirstChild(node, "hilite-paint")) != NULL)
SkPaint_Inflate(&this->paint(kHiliteCell_Attr), dom, child);
// look for a listsource
{
SkListSource* src = NULL;
if ((child = dom.getFirstChild(node, "file-listsource")) != NULL)
{
const char* path = dom.findAttr(child, "path");
if (path)
src = SkListSource::CreateFromDir( path,
dom.findAttr(child, "filter"),
dom.findAttr(child, "target"));
}
else if ((child = dom.getFirstChild(node, "xml-listsource")) != NULL)
{
src = SkListSource::CreateFromDOM(dom, child);
}
if (src)
{
this->setListSource(src)->unref();
this->setSelection(0);
}
}
}
DEF_TEST(SVGDevice_image_shader_norepeat, reporter) {
SkDOM dom;
SkPaint paint;
int imageWidth = 3, imageHeight = 3;
int rectWidth = 10, rectHeight = 10;
ImageShaderTestSetup(&dom, &paint, imageWidth, imageHeight, rectWidth, rectHeight,
SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
const SkDOM::Node* root = dom.finishParsing();
const SkDOM::Node *patternNode, *imageNode, *rectNode;
bool structureAppropriate =
FindImageShaderNodes(reporter, &dom, root, &patternNode, &imageNode, &rectNode);
REPORTER_ASSERT(reporter, structureAppropriate);
// the image should always maintain its size.
REPORTER_ASSERT(reporter, atoi(dom.findAttr(imageNode, "width")) == imageWidth);
REPORTER_ASSERT(reporter, atoi(dom.findAttr(imageNode, "height")) == imageHeight);
// making the pattern as large as the container prevents
// it from repeating.
REPORTER_ASSERT(reporter, strcmp(dom.findAttr(patternNode, "width"), "100%") == 0);
REPORTER_ASSERT(reporter, strcmp(dom.findAttr(patternNode, "height"), "100%") == 0);
}
SkXMLListSource::SkXMLListSource(const char doc[], size_t len)
{
fFieldCount = fRecordCount = 0;
fFields = fRecords = NULL;
SkDOM dom;
const SkDOM::Node* node = dom.build(doc, len);
SkASSERT(node);
const SkDOM::Node* child;
child = dom.getFirstChild(node, "fields");
if (child)
{
fFieldCount = dom.countChildren(child, "field");
fFields = new SkString[fFieldCount];
int n = 0;
child = dom.getFirstChild(child, "field");
while (child)
{
fFields[n].set(dom.findAttr(child, "name"));
child = dom.getNextSibling(child, "field");
n += 1;
}
SkASSERT(n == fFieldCount);
}
child = dom.getFirstChild(node, "records");
if (child)
{
fRecordCount = dom.countChildren(child, "record");
fRecords = new SkString[fRecordCount * fFieldCount];
int n = 0;
child = dom.getFirstChild(child, "record");
while (child)
{
for (int i = 0; i < fFieldCount; i++)
fRecords[n * fFieldCount + i].set(dom.findAttr(child, fFields[i].c_str()));
child = dom.getNextSibling(child, "record");
n += 1;
}
SkASSERT(n == fRecordCount);
}
}
void SkFillViewLayout::onInflate(const SkDOM& dom, const SkDOM::Node* node)
{
this->INHERITED::onInflate(dom, node);
(void)dom.findScalars(node, "margin", (SkScalar*)&fMargin, 4);
}
static void assert_no_attr(const SkDOM& dom, const SkDOM::Node* node, const char attr[])
{
const char* value = dom.findAttr(node, attr);
if (value)
SkDebugf("unknown attribute %s=\"%s\"\n", attr, value);
}
