void wxSVGCanvas::DrawImage(wxSVGImageElement* element, wxSVGMatrix* matrix, const wxCSSStyleDeclaration* style,
const wxSVGRect* rect, wxProgressDialog* progressDlg) {
wxSVGCanvasImage* canvasItem = (wxSVGCanvasImage*) CreateItem(element, NULL, progressDlg);
if (style == NULL)
style = &element->GetStyle();
if (style->GetDisplay() == wxCSS_VALUE_INLINE) {
if (canvasItem->GetSvgImage() != NULL) {
wxSVGGElement* gElem = new wxSVGGElement();
gElem->Translate(canvasItem->m_x, canvasItem->m_y);
wxSVGSVGElement* svgElem = canvasItem->GetSvgImage();
svgElem->SetWidth(canvasItem->m_width);
svgElem->SetHeight(canvasItem->m_height);
gElem->AddChild(svgElem);
RenderElement(gElem, rect, matrix, style, element->GetOwnerSVGElement(), element->GetViewportElement(),
progressDlg);
gElem->RemoveChild(gElem->GetFirstChild());
delete gElem;
} else
DrawItem(*canvasItem, *matrix, *style, *element->GetOwnerSVGElement());
}
if (IsItemsCached())
element->SetCanvasItem(canvasItem);
else
delete canvasItem;
}
void wxSVGCanvas::RenderChilds(wxSVGElement* parent, const wxSVGRect* rect, const wxSVGMatrix* parentMatrix,
const wxCSSStyleDeclaration* parentStyle, wxSVGSVGElement* ownerSVGElement, wxSVGElement* viewportElement,
wxProgressDialog* progressDlg) {
if (parentStyle->GetDisplay() == wxCSS_VALUE_INLINE) {
wxSVGElement* elem = (wxSVGElement*) parent->GetChildren();
while (elem) {
if (elem->GetType() == wxSVGXML_ELEMENT_NODE) {
//if (!rect || ownerSVGElement->CheckIntersection(*elem, *rect))
RenderElement(elem, rect, parentMatrix, parentStyle, ownerSVGElement, viewportElement, progressDlg);
}
elem = (wxSVGElement*) elem->GetNext();
}
}
}
void wxSVGCanvas::RenderElement(wxSVGElement* elem, const wxSVGRect* rect, const wxSVGMatrix* parentMatrix,
const wxCSSStyleDeclaration* parentStyle, wxSVGSVGElement* ownerSVGElement, wxSVGElement* viewportElement,
wxProgressDialog* progressDlg) {
wxSVGMatrix matrix(*parentMatrix);
wxCSSStyleRef style(*parentStyle);
elem->SetOwnerSVGElement(ownerSVGElement);
elem->SetViewportElement(viewportElement);
switch (elem->GetDtd()) {
case wxSVG_SVG_ELEMENT: {
wxSVGSVGElement* element = (wxSVGSVGElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
if (element->GetWidth().GetAnimVal().GetUnitType() == wxSVG_LENGTHTYPE_UNKNOWN)
((wxSVGAnimatedLength&) element->GetWidth()).SetAnimVal( wxSVGLength(wxSVG_LENGTHTYPE_PERCENTAGE, 100));
if (element->GetHeight().GetAnimVal().GetUnitType() == wxSVG_LENGTHTYPE_UNKNOWN)
((wxSVGAnimatedLength&) element->GetHeight()).SetAnimVal( wxSVGLength(wxSVG_LENGTHTYPE_PERCENTAGE, 100));
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
if (rect && element->GetParent()) {
wxSVGRect rect2 = *rect;
wxSVGElement* parent = (wxSVGElement*) element->GetParent();
wxSVGTransformable* transformable = wxSVGTransformable::GetSVGTransformable(*parent);
if (transformable)
rect2 = rect2.MatrixTransform(transformable->GetCTM().Inverse());
RenderChilds(elem, &rect2, &matrix, &style, element, element, progressDlg);
} else
RenderChilds(elem, rect, &matrix, &style, element, element, progressDlg);
break;
}
case wxSVG_G_ELEMENT: {
wxSVGGElement* element = (wxSVGGElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
RenderChilds(elem, rect, &matrix, &style, ownerSVGElement, viewportElement, progressDlg);
break;
}
case wxSVG_LINE_ELEMENT: {
wxSVGLineElement* element = (wxSVGLineElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawLine(element, &matrix, &style);
break;
}
case wxSVG_POLYLINE_ELEMENT: {
wxSVGPolylineElement* element = (wxSVGPolylineElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawPolyline(element, &matrix, &style);
break;
}
case wxSVG_POLYGON_ELEMENT: {
wxSVGPolygonElement* element = (wxSVGPolygonElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawPolygon(element, &matrix, &style);
break;
}
case wxSVG_RECT_ELEMENT: {
wxSVGRectElement* element = (wxSVGRectElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawRect(element, &matrix, &style);
break;
}
case wxSVG_CIRCLE_ELEMENT: {
wxSVGCircleElement* element = (wxSVGCircleElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawCircle(element, &matrix, &style);
break;
}
case wxSVG_ELLIPSE_ELEMENT: {
wxSVGEllipseElement* element = (wxSVGEllipseElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawEllipse(element, &matrix, &style);
break;
}
case wxSVG_PATH_ELEMENT: {
wxSVGPathElement* element = (wxSVGPathElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawPath(element, &matrix, &style);
break;
}
case wxSVG_TSPAN_ELEMENT:
break;
case wxSVG_TEXT_ELEMENT: {
wxSVGTextElement* element = (wxSVGTextElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawText(element, &matrix, &style);
break;
}
case wxSVG_IMAGE_ELEMENT: {
wxSVGImageElement* element = (wxSVGImageElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN || element->GetOpacity() == 0)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
DrawImage(element, &matrix, &style, rect, progressDlg);
break;
}
case wxSVG_VIDEO_ELEMENT: {
wxSVGVideoElement* element = (wxSVGVideoElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN || element->GetOpacity() == 0)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
#ifdef USE_LIBAV
DrawVideo(element, &matrix, &style);
#else
wxSVGGElement* gElem = new wxSVGGElement();
gElem->SetOwnerSVGElement(ownerSVGElement);
gElem->SetViewportElement(viewportElement);
gElem->SetStyle(element->GetStyle());
wxSVGRectElement* rectElem = new wxSVGRectElement();
rectElem->SetX(element->GetX().GetAnimVal());
rectElem->SetY(element->GetY().GetAnimVal());
rectElem->SetWidth(element->GetWidth().GetAnimVal());
rectElem->SetHeight(element->GetHeight().GetAnimVal());
rectElem->SetFill(wxSVGPaint(0,0,0));
gElem->AppendChild(rectElem);
wxSVGTextElement* textElem = new wxSVGTextElement;
textElem->SetX((double)element->GetX().GetAnimVal());
textElem->SetY(element->GetY().GetAnimVal()+(double)element->GetHeight().GetAnimVal()/10);
textElem->SetFontSize((double)element->GetHeight().GetAnimVal()/15);
textElem->SetFill(wxSVGPaint(255,255,255));
textElem->SetStroke(wxSVGPaint(255,255,255));
textElem->AddChild(new wxSvgXmlNode(wxSVGXML_TEXT_NODE, wxT(""), wxT(" [") + element->GetHref() + wxT("]")));
gElem->AppendChild(textElem);
// render
RenderElement(gElem, rect, &matrix, &style, ownerSVGElement, viewportElement, progressDlg);
// delete shadow tree
delete gElem;
#endif
break;
}
case wxSVG_USE_ELEMENT: {
wxSVGUseElement* element = (wxSVGUseElement*) elem;
if (element->GetVisibility() == wxCSS_VALUE_HIDDEN)
break;
element->UpdateMatrix(matrix);
style.Add(element->GetStyle());
style.Add(element->GetAnimStyle());
// test if visible
if (element->GetWidth().GetAnimVal().GetUnitType() != wxSVG_LENGTHTYPE_UNKNOWN
&& element->GetHeight().GetAnimVal().GetUnitType() != wxSVG_LENGTHTYPE_UNKNOWN) {
if (rect && !ownerSVGElement->CheckIntersection(*elem, *rect))
break;
wxSVGPoint point(element->GetX().GetAnimVal() + element->GetWidth().GetAnimVal(),
element->GetY().GetAnimVal() + element->GetHeight().GetAnimVal());
point = point.MatrixTransform(matrix);
if (point.GetX() < 0 || point.GetY() < 0)
break;
}
// get ref element
wxString href = element->GetHref();
if (href.length() == 0 || href.GetChar(0) != wxT('#'))
break;
href.Remove(0, 1);
wxSVGElement* refElem = (wxSVGElement*) ownerSVGElement->GetElementById(href);
if (!refElem)
break;
// create shadow tree
wxSVGGElement* gElem = new wxSVGGElement();
gElem->SetOwnerDocument(elem->GetOwnerDocument());
gElem->SetOwnerSVGElement(ownerSVGElement);
gElem->SetViewportElement(viewportElement);
gElem->SetStyle(element->GetStyle());
if (element->GetX().GetAnimVal().GetUnitType() != wxSVG_LENGTHTYPE_UNKNOWN)
gElem->Translate(element->GetX().GetAnimVal(), element->GetY().GetAnimVal());
if (refElem->GetDtd() == wxSVG_SYMBOL_ELEMENT || refElem->GetDtd() == wxSVG_SVG_ELEMENT) {
wxSVGSVGElement* svgElem;
if (refElem->GetDtd() == wxSVG_SVG_ELEMENT)
svgElem = (wxSVGSVGElement*) refElem->CloneNode();
else {
svgElem = new wxSVGSVGElement();
wxSvgXmlElement* child = refElem->GetChildren();
while (child) {
svgElem->AddChild(child->CloneNode());
child = child->GetNext();
}
svgElem->SetViewBox(((wxSVGSymbolElement*) refElem)->GetViewBox());
svgElem->SetPreserveAspectRatio(((wxSVGSymbolElement*) refElem)->GetPreserveAspectRatio());
}
if (element->GetWidth().GetAnimVal().GetUnitType() != wxSVG_LENGTHTYPE_UNKNOWN)
svgElem->SetWidth(element->GetWidth().GetAnimVal());
if (element->GetHeight().GetAnimVal().GetUnitType() != wxSVG_LENGTHTYPE_UNKNOWN)
svgElem->SetHeight(element->GetHeight().GetAnimVal());
gElem->AddChild(svgElem);
LoadImages(refElem, svgElem, progressDlg);
} else
gElem->AddChild(refElem->CloneNode());
// render
RenderElement(gElem, rect, &matrix, &style, ownerSVGElement, viewportElement, progressDlg);
// delete shadow tree
delete gElem;
break;
}
default:
break;
}
}
void MapBackground::Render(CIwUIGraphics& parentGraphics)
{
RenderElement(parentGraphics);
}
