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Part: add missing API ViewProviderPartExt::getElementColors()

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This API is defined in Gui::ViewProvider to allow color override in
Link. In particular, the implementation in PartGui::ViewProviderPartExt
allows override for various part shapes.
This commit is contained in:
Zheng, Lei
2019-09-18 17:20:10 +08:00
committed by wmayer
parent 7c76d2f3c3
commit 4c2647393d
2 changed files with 93 additions and 0 deletions
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87
src/Mod/Part/Gui/ViewProviderExt.cpp
View File

@@ -97,6 +97,8 @@
# include <QMenu>
#endif
#include <boost/algorithm/string/predicate.hpp>
/// Here the FreeCAD includes sorted by Base,App,Gui......
#include <Base/Console.h>
#include <Base/Parameter.h>
@@ -745,6 +747,91 @@ void ViewProviderPartExt::setHighlightedFaces(const std::vector<App::Material>&
}
}
std::map<std::string,App::Color> ViewProviderPartExt::getElementColors(const char *element) const {
std::map<std::string,App::Color> ret;
if(!element || !element[0]) {
auto color = ShapeColor.getValue();
color.a = Transparency.getValue()/100.0f;
ret["Face"] = color;
ret["Edge"] = LineColor.getValue();
ret["Vertex"] = PointColor.getValue();
return ret;
}
if(boost::starts_with(element,"Face")) {
auto size = DiffuseColor.getSize();
if(element[4]=='*') {
auto color = ShapeColor.getValue();
color.a = Transparency.getValue()/100.0f;
bool singleColor = true;
for(int i=0;i<size;++i) {
if(DiffuseColor[i]!=color)
ret[std::string(element,4)+std::to_string(i+1)] = DiffuseColor[i];
singleColor = singleColor && DiffuseColor[0]==DiffuseColor[i];
}
if(size && singleColor) {
color = DiffuseColor[0];
ret.clear();
}
ret["Face"] = color;
}else{
int idx = atoi(element+4);
if(idx>0 && idx<=size)
ret[element] = DiffuseColor[idx-1];
else
ret[element] = ShapeColor.getValue();
if(size==1)
ret[element].a = Transparency.getValue()/100.0f;
}
} else if (boost::starts_with(element,"Edge")) {
auto size = LineColorArray.getSize();
if(element[4]=='*') {
auto color = LineColor.getValue();
bool singleColor = true;
for(int i=0;i<size;++i) {
if(LineColorArray[i]!=color)
ret[std::string(element,4)+std::to_string(i+1)] = LineColorArray[i];
singleColor = singleColor && LineColorArray[0]==LineColorArray[i];
}
if(singleColor && size) {
color = LineColorArray[0];
ret.clear();
}
ret["Edge"] = color;
}else{
int idx = atoi(element+4);
if(idx>0 && idx<=size)
ret[element] = LineColorArray[idx-1];
else
ret[element] = LineColor.getValue();
}
} else if (boost::starts_with(element,"Vertex")) {
auto size = PointColorArray.getSize();
if(element[5]=='*') {
auto color = PointColor.getValue();
bool singleColor = true;
for(int i=0;i<size;++i) {
if(PointColorArray[i]!=color)
ret[std::string(element,5)+std::to_string(i+1)] = PointColorArray[i];
singleColor = singleColor && PointColorArray[0]==PointColorArray[i];
}
if(singleColor && size) {
color = PointColorArray[0];
ret.clear();
}
ret["Vertex"] = color;
}else{
int idx = atoi(element+5);
if(idx>0 && idx<=size)
ret[element] = PointColorArray[idx-1];
else
ret[element] = PointColor.getValue();
}
}
return ret;
}
void ViewProviderPartExt::unsetHighlightedFaces()
{
DiffuseColor.touch();