#include "template.h"
#include "xmlparser.h"
#include "../config.h"

// --- cTemplate -------------------------------------------------------------

cTemplate::cTemplate(eViewType viewType) {
    globals = NULL;
    rootView = NULL;
    this->viewType = viewType;
    CreateView();
}

cTemplate::~cTemplate() {

 if (rootView)
    delete rootView;

}

/*******************************************************************
* Public Functions
*******************************************************************/
bool cTemplate::ReadFromXML(void) {
    std::string xmlFile;
    switch (viewType) {
        case vtDisplayChannel:
            xmlFile = "displaychannel.xml";
            break;
        case vtDisplayMenu:
            xmlFile = "displaymenu.xml";
            break;
        case vtDisplayMessage:
            xmlFile = "displaymessage.xml";
            break;
        case vtDisplayReplay:
            xmlFile = "displayreplay.xml";
            break;
        case vtDisplayVolume:
            xmlFile = "displayvolume.xml";
            break;
        case vtDisplayAudioTracks:
            xmlFile = "displayaudiotracks.xml";
            break;
        default:
            return false;
    }
    
    cXmlParser parser;
    if (!parser.ReadView(rootView, xmlFile)) {
        return false;
    }
    if (!parser.ParseView()) {
        return false;
    }
    return true;
}

void cTemplate::SetGlobals(cGlobals *globals) { 
    this->globals = globals;
    rootView->SetGlobals(globals); 
}

void cTemplate::Translate(void) {
    rootView->Translate();
}


void cTemplate::PreCache(void) {
    rootView->PreCache(false);
}

vector< pair<string, int> > cTemplate::GetUsedFonts(void) {
    vector< pair<string, int> > usedFonts;

    GetUsedFonts(rootView, usedFonts);

    rootView->InitSubViewIterator();
    cTemplateView *subView = NULL;
    while(subView = rootView->GetNextSubView()) {
        GetUsedFonts(subView, usedFonts);
    }
    
    return usedFonts;
}


void cTemplate::CacheImages(void) {
    CacheImages(rootView);

    rootView->InitSubViewIterator();
    cTemplateView *subView = NULL;
    while(subView = rootView->GetNextSubView()) {
        CacheImages(subView);
    }
}

void cTemplate::Debug(void) {

    rootView->Debug();

}

/*******************************************************************
* Private Functions
*******************************************************************/

void cTemplate::CreateView(void) {
    switch (viewType) {
        case vtDisplayChannel:
            rootView = new cTemplateViewChannel();
            break;
        case vtDisplayMenu:
            rootView = new cTemplateViewMenu();
            break;
        case vtDisplayReplay:
            rootView = new cTemplateViewReplay();
            break;
        case vtDisplayVolume:
            rootView = new cTemplateViewVolume();
            break;
        case vtDisplayAudioTracks:
            rootView = new cTemplateViewAudioTracks();
            break;
        case vtDisplayMessage:
            rootView = new cTemplateViewMessage();
            break;      
        default:
            esyslog("skindesigner: unknown view %d", viewType);
    }
}

void cTemplate::GetUsedFonts(cTemplateView *view, vector< pair<string, int> > &usedFonts) {
    //used fonts in viewElements
    view->InitViewElementIterator();
    cTemplateViewElement *viewElement = NULL;
    while(viewElement = view->GetNextViewElement()) {
        viewElement->InitIterator();
        cTemplatePixmap *pix = NULL;
        while(pix = viewElement->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawText) {
                    usedFonts.push_back(pair<string,int>(func->GetFontName(), func->GetNumericParameter(ptFontSize)));
                }
            }
        }
    }
    //used fonts in viewLists pixmaps
    view->InitViewListIterator();
    cTemplateViewList *viewList = NULL;
    while(viewList = view->GetNextViewList()) {
        viewList->InitIterator();
        cTemplatePixmap *pix = NULL;
        while(pix = viewList->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawText) {
                    usedFonts.push_back(pair<string,int>(func->GetFontName(), func->GetNumericParameter(ptFontSize)));
                }
            }
        }
        cTemplateViewElement *listElement = viewList->GetListElement();
        listElement->InitIterator();
        while(pix = listElement->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawText) {
                    usedFonts.push_back(pair<string,int>(func->GetFontName(), func->GetNumericParameter(ptFontSize)));
                }
            }
        }
    }
    //used fonts in viewTabs
    view->InitViewTabIterator();
    cTemplateViewTab *viewTab = NULL;
    while(viewTab = view->GetNextViewTab()) {
        viewTab->InitIterator();
        cTemplateFunction *func = NULL;
        while(func = viewTab->GetNextFunction()) {
            if (func->GetType() == ftDrawText) {
                usedFonts.push_back(pair<string,int>(func->GetFontName(), func->GetNumericParameter(ptFontSize)));
            }
        }
    }
}

void cTemplate::CacheImages(cTemplateView *view) {
    //used images in viewElements
    view->InitViewElementIterator();
    cTemplateViewElement *viewElement = NULL;
    while(viewElement = view->GetNextViewElement()) {
        viewElement->InitIterator();
        cTemplatePixmap *pix = NULL;
        while(pix = viewElement->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawImage) {
                    CacheImage(func);
                }
            }
        }
    }
    //used images in viewLists pixmaps
    view->InitViewListIterator();
    cTemplateViewList *viewList = NULL;
    while(viewList = view->GetNextViewList()) {
        viewList->InitIterator();
        cTemplatePixmap *pix = NULL;
        while(pix = viewList->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawImage) {
                    CacheImage(func);
                }
            }
        }
        cTemplateViewElement *listElement = viewList->GetListElement();
        listElement->InitIterator();
        while(pix = listElement->GetNextPixmap()) {
            pix->InitIterator();
            cTemplateFunction *func = NULL;
            while(func = pix->GetNextFunction()) {
                if (func->GetType() == ftDrawImage) {
                    CacheImage(func);
                }
            }
        }
    }
    //used logos in viewTabs
    view->InitViewTabIterator();
    cTemplateViewTab *viewTab = NULL;
    while(viewTab = view->GetNextViewTab()) {
        viewTab->InitIterator();
        cTemplateFunction *func = NULL;
        while(func = viewTab->GetNextFunction()) {
            if (func->GetType() == ftDrawImage) {
                CacheImage(func);
            }
        }
    }    
}

void cTemplate::CacheImage(cTemplateFunction *func) {
    eImageType imgType = (eImageType)func->GetNumericParameter(ptImageType);
    int width = func->GetNumericParameter(ptWidth);
    int height = func->GetNumericParameter(ptHeight);

    switch (imgType) {
        case itIcon:
        case itMenuIcon: {
            string path = func->GetParameter(ptPath);
            imgCache->CacheIcon(imgType, path, width, height);
            break; }
        case itChannelLogo: {
            string doCache = func->GetParameter(ptCache);
            if (!doCache.compare("true")) {
                imgCache->CacheLogo(width, height);
            }
            break; }
        case itSkinPart: {
            string path = func->GetParameter(ptPath);
            imgCache->CacheSkinpart(path, width, height);
            break; }
        default:
            break;
    }
}