void WWidgetCanvasPainter::updateContents(std::vector<DomElement *>& result,
WPaintDevice *device)
{
WCanvasPaintDevice *canvasDevice = dynamic_cast<WCanvasPaintDevice *>(device);
if (widget_->sizeChanged_) {
DomElement *canvas = DomElement::getForUpdate('c' + widget_->id(),
DomElement_CANVAS);
canvas->setAttribute("width",
boost::lexical_cast<std::string>(widget_->renderWidth_));
canvas->setAttribute("height",
boost::lexical_cast<std::string>(widget_->renderHeight_));
result.push_back(canvas);
widget_->sizeChanged_ = false;
}
bool domText = canvasDevice->textMethod() == WCanvasPaintDevice::DomText;
DomElement *el
= DomElement::getForUpdate(domText ? 't' + widget_->id() : widget_->id(),
DomElement_DIV);
if (domText)
el->removeAllChildren();
canvasDevice->render('c' + widget_->id(), el);
result.push_back(el);
delete device;
}
void WWidgetCanvasPainter::createContents(DomElement *result,
WPaintDevice *device)
{
std::string wstr = boost::lexical_cast<std::string>(widget_->renderWidth_);
std::string hstr = boost::lexical_cast<std::string>(widget_->renderHeight_);
result->setProperty(PropertyStylePosition, "relative");
result->setProperty(PropertyStyleOverflowX, "hidden");
DomElement *canvas = DomElement::createNew(DomElement_CANVAS);
canvas->setId('c' + widget_->id());
canvas->setProperty(PropertyStyleDisplay, "block");
canvas->setAttribute("width", wstr);
canvas->setAttribute("height", hstr);
result->addChild(canvas);
WCanvasPaintDevice *canvasDevice = dynamic_cast<WCanvasPaintDevice *>(device);
DomElement *text = 0;
if (canvasDevice->textMethod() == WCanvasPaintDevice::DomText) {
text = DomElement::createNew(DomElement_DIV);
text->setId('t' + widget_->id());
text->setProperty(PropertyStylePosition, "absolute");
text->setProperty(PropertyStyleZIndex, "1");
text->setProperty(PropertyStyleTop, "0px");
text->setProperty(PropertyStyleLeft, "0px");
}
canvasDevice->render("c" + widget_->id(), text ? text : result);
if (text)
result->addChild(text);
delete device;
}
void WWidgetCanvasPainter::createContents(DomElement *result,
WPaintDevice *device)
{
std::string wstr = boost::lexical_cast<std::string>(widget_->renderWidth_);
std::string hstr = boost::lexical_cast<std::string>(widget_->renderHeight_);
result->setProperty(PropertyStylePosition, "relative");
result->setProperty(PropertyStyleOverflowX, "hidden");
result->setProperty(PropertyStyleOverflowY, "hidden");
DomElement *canvas = DomElement::createNew(DomElement_CANVAS);
canvas->setId('c' + widget_->id());
canvas->setProperty(PropertyStyleDisplay, "block");
canvas->setAttribute("width", wstr);
canvas->setAttribute("height", hstr);
result->addChild(canvas);
widget_->sizeChanged_ = false;
WCanvasPaintDevice *canvasDevice = dynamic_cast<WCanvasPaintDevice *>(device);
DomElement *text = 0;
if (canvasDevice->textMethod() == WCanvasPaintDevice::DomText) {
text = DomElement::createNew(DomElement_DIV);
text->setId('t' + widget_->id());
text->setProperty(PropertyStylePosition, "absolute");
text->setProperty(PropertyStyleZIndex, "1");
text->setProperty(PropertyStyleTop, "0px");
text->setProperty(PropertyStyleLeft, "0px");
}
DomElement *el = text ? text : result;
bool hasJsObjects = widget_->jsObjects_.size() > 0;
if (hasJsObjects) {
WStringStream ss;
WApplication *app = WApplication::instance();
ss << "new " WT_CLASS ".WPaintedWidget("
<< app->javaScriptClass() << "," << widget_->jsRef() << ");";
widget_->jsObjects_.updateJs(ss);
el->callJavaScript(ss.str());
}
canvasDevice->render('c' + widget_->id(), el);
if (hasJsObjects) {
WStringStream ss;
ss << widget_->objJsRef() << ".repaint=function(){";
ss << canvasDevice->recordedJs_.str();
ss << "};";
el->callJavaScript(ss.str());
}
if (text)
result->addChild(text);
delete device;
}
void WWidgetCanvasPainter::updateContents(std::vector<DomElement *>& result,
WPaintDevice *device)
{
WCanvasPaintDevice *canvasDevice = dynamic_cast<WCanvasPaintDevice *>(device);
if (widget_->sizeChanged_) {
DomElement *canvas = DomElement::getForUpdate('c' + widget_->id(),
DomElement_CANVAS);
canvas->setAttribute("width",
boost::lexical_cast<std::string>(widget_->renderWidth_));
canvas->setAttribute("height",
boost::lexical_cast<std::string>(widget_->renderHeight_));
result.push_back(canvas);
widget_->sizeChanged_ = false;
}
bool domText = canvasDevice->textMethod() == WCanvasPaintDevice::DomText;
DomElement *el
= DomElement::getForUpdate(domText ? 't' + widget_->id() : widget_->id(),
DomElement_DIV);
if (domText)
el->removeAllChildren();
bool hasJsObjects = widget_->jsObjects_.size() > 0;
if (hasJsObjects) {
WStringStream ss;
widget_->jsObjects_.updateJs(ss);
el->callJavaScript(ss.str());
}
canvasDevice->render('c' + widget_->id(), el);
if (hasJsObjects) {
WStringStream ss;
ss << widget_->objJsRef() << ".repaint=function(){";
ss << canvasDevice->recordedJs_.str();
ss << "};";
el->callJavaScript(ss.str());
}
result.push_back(el);
delete device;
}