420 lines
12 KiB
C
420 lines
12 KiB
C
#include "../config.h"
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#include "view.h"
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// --- cView -------------------------------------------------------------
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cView::cView(void) {
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globals = NULL;
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viewName = NULL;
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attribs = new cViewAttribs((int)eViewAttribs::count);
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numViewElements = 0;
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viewElements = NULL;
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viewElementsHorizontal = NULL;
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fader = NULL;
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shifter = NULL;
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currentTvFrame = NULL;
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newTvFrame = NULL;
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menuInit = false;
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}
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cView::~cView() {
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for (int i=0; i< numViewElements; i++)
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delete viewElements[i];
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delete[] viewElements;
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if (viewElementsHorizontal) {
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for (int i=0; i< numViewElements; i++)
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delete viewElementsHorizontal[i];
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delete[] viewElementsHorizontal;
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}
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delete attribs;
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free(viewName);
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delete fader;
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delete shifter;
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sdOsd.DeleteOsd();
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}
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/*******************************************************************
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* Public Functions
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*******************************************************************/
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bool cView::ReadFromXML(void) {
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const char *xmlFile;
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switch (viewId) {
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case eViewType::DisplayChannel:
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xmlFile = "displaychannel.xml";
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break;
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case eViewType::DisplayMenu:
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xmlFile = "displaymenu.xml";
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break;
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case eViewType::DisplayMessage:
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xmlFile = "displaymessage.xml";
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break;
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case eViewType::DisplayReplay:
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xmlFile = "displayreplay.xml";
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break;
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case eViewType::DisplayVolume:
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xmlFile = "displayvolume.xml";
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break;
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case eViewType::DisplayTracks:
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xmlFile = "displayaudiotracks.xml";
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break;
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default:
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return false;
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}
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cXmlParser parser;
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parser.SetOsd(&sdOsd);
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if (!parser.ReadView(this, xmlFile)) {
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return false;
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}
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if (!parser.ParseView()) {
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return false;
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}
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//read additional plugin menu templates
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bool ok = true;
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if (viewId == eViewType::DisplayMenu) {
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plgManager->InitPluginMenuIterator();
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map <int,skindesignerapi::sPlugMenu> *plugMenus = NULL;
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string plugName = "";
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int plugId = -1;
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while ( plugMenus = plgManager->GetPluginMenus(plugName, plugId) ) {
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for (map <int,skindesignerapi::sPlugMenu>::iterator it = plugMenus->begin(); it != plugMenus->end(); it++) {
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int templateNumber = it->first;
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int menuType = it->second.type;
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cString templateName = cString::sprintf("plug-%s-%s", plugName.c_str(), it->second.tplname.c_str());
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if (parser.ReadPluginView(*templateName)) {
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ok = parser.ParsePluginView(plugName, plugId, templateNumber, menuType);
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} else {
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dsyslog("skindesigner: template %s for plugin %s not available", *templateName, plugName.c_str());
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}
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}
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}
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}
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return ok;
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}
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void cView::SetGlobals(cGlobals *globals) {
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this->globals = globals;
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attribs->SetGlobals(globals);
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for (int i=0; i < numViewElements; ++i) {
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if (viewElements[i]) {
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viewElements[i]->SetGlobals(globals);
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}
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if (viewElementsHorizontal && viewElementsHorizontal[i]) {
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viewElementsHorizontal[i]->SetGlobals(globals);
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}
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}
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}
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void cView::SetContainer(int x, int y, int width, int height) {
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container.SetX(x);
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container.SetY(y);
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container.SetWidth(width);
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container.SetHeight(height);
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}
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void cView::SetAttributes(vector<stringpair> &attributes) {
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attribs->Set(attributes);
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}
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void cView::AddViewElement(const char *sViewElement, cViewElement *viewElement) {
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int id = ViewElementId(sViewElement);
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if (id == ATTR_UNKNOWN)
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return;
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viewElement->SetId(id);
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viewElement->SetTokenContainer();
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eOrientation orientation = viewElement->Orientation();
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if (viewElementsHorizontal && orientation == eOrientation::horizontal) {
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viewElementsHorizontal[id] = viewElement;
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} else {
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viewElements[id] = viewElement;
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}
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}
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bool cView::ValidViewElement(const char *viewElement) {
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if (ViewElementId(viewElement) != ATTR_UNKNOWN)
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return true;
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return false;
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}
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bool cView::ValidViewList(const char *viewList) {
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if (!strcmp(viewList, "menuitems"))
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return true;
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return false;
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}
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void cView::PreCache(void) {
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if (container.Width() == 0) {
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SetContainer(0, 0, cOsd::OsdWidth(), cOsd::OsdHeight());
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attribs->SetContainer(0, 0, cOsd::OsdWidth(), cOsd::OsdHeight());
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attribs->Cache();
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}
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//set frame for scaling tv picture
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tvFrame = attribs->TvFrame();
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//cache viewelements
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for (int i=0; i < numViewElements; i++) {
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if (!viewElements[i])
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continue;
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viewElements[i]->SetContainer(0, 0, attribs->Width(), attribs->Height());
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viewElements[i]->Cache();
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}
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if (viewElementsHorizontal) {
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for (int i=0; i < numViewElements; i++) {
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if (!viewElementsHorizontal[i])
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continue;
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viewElementsHorizontal[i]->SetContainer(0, 0, attribs->Width(), attribs->Height());
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viewElementsHorizontal[i]->Cache();
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}
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}
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//cleanup viewelements
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for (int i=0; i < numViewElements; i++) {
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if (!viewElements[i])
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continue;
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if (!viewElements[i]->Execute()) {
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delete viewElements[i];
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viewElements[i] = NULL;
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}
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}
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if (viewElementsHorizontal) {
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for (int i=0; i < numViewElements; i++) {
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if (!viewElementsHorizontal[i])
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continue;
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if (!viewElementsHorizontal[i]->Execute()) {
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delete viewElementsHorizontal[i];
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viewElementsHorizontal[i] = NULL;
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}
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}
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}
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//set viewelement objects for each view
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SetViewElementObjects();
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}
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bool cView::Init(void) {
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int osdX = attribs->X();
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int osdY = attribs->Y();
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int osdWidth = attribs->Width();
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int osdHeight = attribs->Height();
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return sdOsd.CreateOsd(osdX, osdY, osdWidth, osdHeight);
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}
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void cView::Clear(int ve) {
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if (!viewElements[ve])
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return;
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viewElements[ve]->Clear();
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}
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void cView::Render(int ve, bool force) {
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if (!viewElements[ve])
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return;
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if (viewElements[ve]->Parse(force))
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viewElements[ve]->Render();
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}
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void cView::Close(void) {
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delete fader;
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fader = NULL;
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delete shifter;
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shifter = NULL;
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if (initFinished && ShiftTime() > 0) {
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cRect shiftbox = CoveredArea();
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cPoint ref = cPoint(shiftbox.X(), shiftbox.Y());
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cPoint end = ShiftStart(shiftbox);
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shifter = new cAnimation((cShiftable*)this, end, ref, false);
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shifter->Shift();
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delete shifter;
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shifter = NULL;
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} else if (initFinished && FadeTime() > 0) {
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fader = new cAnimation((cFadable*)this, false);
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fader->Fade();
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delete fader;
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fader = NULL;
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}
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if (initFinished)
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UnScaleTv();
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ClearVariables();
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for (int i=0; i < numViewElements; i++) {
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if (!viewElements[i])
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continue;
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viewElements[i]->Close();
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}
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sdOsd.DeleteOsd();
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}
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int cView::FadeTime(void) {
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return attribs->FadeTime();
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}
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void cView::SetTransparency(int transparency, bool force) {
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for (int i = 0; i < numViewElements; i++) {
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if (viewElements[i] && (!viewElements[i]->Fading() || force)) {
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viewElements[i]->SetTransparency(transparency);
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}
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}
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}
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int cView::ShiftTime(void) {
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return attribs->ShiftTime();
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}
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int cView::ShiftMode(void) {
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return attribs->ShiftMode();
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}
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void cView::SetPosition(cPoint &position, cPoint &reference, bool force) {
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for (int i = 0; i < numViewElements; i++) {
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if (viewElements[i] && (!viewElements[i]->Shifting() || force)) {
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viewElements[i]->SetPosition(position, reference);
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}
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}
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}
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void cView::Flush(void) {
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if (init) {
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init = false;
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StartAnimation();
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menuInit = true;
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//LockFlush was set at startup of view to avoid display
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//of not positioned pixmaps for shifting and fading
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sdOsd.UnlockFlush();
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}
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if (menuInit) {
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ScaleTv();
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WakeViewElements();
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menuInit = false;
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}
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sdOsd.Flush();
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}
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void cView::Debug(void) {
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esyslog("skindesigner: ---> view %s", viewName);
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for (int i=0; i < numViewElements; i++) {
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if (!viewElements[i])
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continue;
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esyslog("skindesigner: debugging ve %d", i);
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viewElements[i]->Debug(true);
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}
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}
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/*******************************************************************
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* Protected Functions
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*******************************************************************/
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void cView::ClearVariables(void) {
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init = true;
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initFinished = false;
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newTvFrame = NULL;
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currentTvFrame = NULL;
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menuInit = false;
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}
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int cView::ViewElementId(const char *name) {
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map<string, int>::iterator hit = viewElementNames.find(name);
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if (hit != viewElementNames.end())
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return (int)hit->second;
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return ATTR_UNKNOWN;
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}
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void cView::StartAnimation(void) {
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if (ShiftTime() > 0) {
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cRect shiftbox = CoveredArea();
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cPoint ref = cPoint(shiftbox.X(), shiftbox.Y());
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cPoint start = ShiftStart(shiftbox);
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SetPosition(start, ref);
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shifter = new cAnimation((cShiftable*)this, start, ref, true);
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shifter->Start();
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} else if (FadeTime() > 0) {
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if (fader)
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return;
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SetTransparency(100);
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sdOsd.Flush();
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fader = new cAnimation((cFadable*)this, true);
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fader->Start();
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}
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initFinished = true;
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}
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void cView::WakeViewElements(void) {
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for (int i = 0; i < numViewElements; i++) {
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if (viewElements[i]) {
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viewElements[i]->WakeUp();
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}
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}
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if (!viewElementsHorizontal)
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return;
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for (int i = 0; i < numViewElements; i++) {
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if (viewElementsHorizontal[i]) {
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viewElementsHorizontal[i]->WakeUp();
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}
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}
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}
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cPoint cView::ShiftStart(cRect &shiftbox) {
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eShiftType type = (eShiftType)attribs->ShiftType();
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cPoint start;
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if (type == eShiftType::none) {
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start = attribs->ShiftStartpoint();
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} else if (type == eShiftType::left) {
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start.SetX(-shiftbox.Width());
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start.SetY(shiftbox.Y());
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} else if (type == eShiftType::right) {
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start.SetX(attribs->Width());
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start.SetY(shiftbox.Y());
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} else if (type == eShiftType::top) {
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start.SetX(shiftbox.X());
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start.SetY(-shiftbox.Height());
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} else if (type == eShiftType::bottom) {
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start.SetX(shiftbox.X());
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start.SetY(attribs->Height());
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}
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return start;
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}
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cRect cView::CoveredArea(void) {
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cRect unionArea;
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for (int i = 0; i < numViewElements; i++) {
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if (viewElements[i] && !viewElements[i]->Shifting()) {
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unionArea.Combine(viewElements[i]->CoveredArea());
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}
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}
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return unionArea;
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}
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void cView::ScaleTv(void) {
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bool scale = false;
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if (newTvFrame) {
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if (currentTvFrame) {
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if (*newTvFrame != *currentTvFrame) {
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scale = true;
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}
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} else {
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scale = true;
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}
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currentTvFrame = newTvFrame;
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} else {
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if (tvFrame != cRect::Null) {
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scale = true;
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currentTvFrame = &tvFrame;
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}
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}
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if (currentTvFrame && scale) {
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DoScaleTv(currentTvFrame);
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}
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}
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void cView::UnScaleTv(void) {
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if (currentTvFrame) {
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DoScaleTv(&cRect::Null);
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currentTvFrame = NULL;
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}
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}
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void cView::DoScaleTv(const cRect *frame) {
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if (*frame == cRect::Null) {
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cDevice::PrimaryDevice()->ScaleVideo(cRect::Null);
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} else {
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cRect scalingWindow = cDevice::PrimaryDevice()->CanScaleVideo(*frame);
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if (scalingWindow != cRect::Null) {
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cDevice::PrimaryDevice()->ScaleVideo(scalingWindow);
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}
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}
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}
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