vdr-plugin-skindesigner/designer.c

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2014-09-27 09:25:14 +02:00
#include "designer.h"
#include "libcore/helpers.h"
cSkinDesigner::cSkinDesigner(void) : cSkin("skindesigner", &::Theme) {
backupSkin = NULL;
useBackupSkin = false;
SetOSDSize();
osdTheme = Setup.OSDTheme;
config.SetPathes();
config.SetChannelLogoSize();
config.CheckDecimalPoint();
fontManager = new cFontManager();
imgCache = new cImageCache();
globals = NULL;
channelTemplate = NULL;
menuTemplate = NULL;
messageTemplate = NULL;
replayTemplate = NULL;
volumeTemplate = NULL;
audiotracksTemplate = NULL;
cStopWatch watch;
bool ok = LoadTemplates();
if (!ok) {
esyslog("skindesigner: error during loading of templates - using LCARS as backup");
backupSkin = new cSkinLCARS();
useBackupSkin = true;
} else {
CacheTemplates();
watch.Stop("templates loaded and cache created");
}
}
cSkinDesigner::~cSkinDesigner(void) {
if (globals)
delete globals;
DeleteTemplates();
if (backupSkin)
delete backupSkin;
}
const char *cSkinDesigner::Description(void) {
return "SkinDesigner";
}
cSkinDisplayChannel *cSkinDesigner::DisplayChannel(bool WithInfo) {
cSkinDisplayChannel *displayChannel = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayChannel = new cSDDisplayChannel(channelTemplate, WithInfo);
} else {
displayChannel = backupSkin->DisplayChannel(WithInfo);
}
return displayChannel;
}
cSkinDisplayMenu *cSkinDesigner::DisplayMenu(void) {
cSkinDisplayMenu *displayMenu = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayMenu = new cSDDisplayMenu(menuTemplate);
} else {
displayMenu = backupSkin->DisplayMenu();
}
return displayMenu;
}
cSkinDisplayReplay *cSkinDesigner::DisplayReplay(bool ModeOnly) {
cSkinDisplayReplay *displayReplay = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayReplay = new cSDDisplayReplay(replayTemplate, ModeOnly);
} else {
displayReplay = backupSkin->DisplayReplay(ModeOnly);
}
return displayReplay;
}
cSkinDisplayVolume *cSkinDesigner::DisplayVolume(void) {
cSkinDisplayVolume *displayVolume = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayVolume = new cSDDisplayVolume(volumeTemplate);
} else {
displayVolume = backupSkin->DisplayVolume();
}
return displayVolume;
}
cSkinDisplayTracks *cSkinDesigner::DisplayTracks(const char *Title, int NumTracks, const char * const *Tracks) {
cSkinDisplayTracks *displayTracks = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayTracks = new cSDDisplayTracks(audiotracksTemplate, Title, NumTracks, Tracks);
} else {
displayTracks = backupSkin->DisplayTracks(Title, NumTracks, Tracks);
}
return displayTracks;
}
cSkinDisplayMessage *cSkinDesigner::DisplayMessage(void) {
cSkinDisplayMessage *displayMessage = NULL;
if (!useBackupSkin) {
ReloadCaches();
displayMessage = new cSDDisplayMessage(messageTemplate);
} else {
displayMessage = backupSkin->DisplayMessage();
}
return displayMessage;
}
void cSkinDesigner::Reload(void) {
dsyslog("skindesigner: forcing full reload of templates");
if (cOsd::IsOpen()) {
esyslog("skindesigner: OSD is open, close first!");
return;
}
DeleteTemplates();
cStopWatch watch;
bool ok = LoadTemplates();
if (!ok) {
esyslog("skindesigner: error during loading of templates - using LCARS as backup");
if (!backupSkin)
backupSkin = new cSkinLCARS();
useBackupSkin = true;
} else {
CacheTemplates();
useBackupSkin = false;
watch.Stop("templates reloaded and cache created");
}
}
void cSkinDesigner::ListAvailableFonts(void) {
fontManager->ListAvailableFonts();
}
/*********************************************************************************
* PRIVATE FUNCTIONS
*********************************************************************************/
void cSkinDesigner::DeleteTemplates(void) {
if (channelTemplate) {
delete channelTemplate;
channelTemplate = NULL;
}
if (menuTemplate) {
delete menuTemplate;
menuTemplate = NULL;
}
if (messageTemplate) {
delete messageTemplate;
messageTemplate = NULL;
}
if (replayTemplate) {
delete replayTemplate;
replayTemplate = NULL;
}
if (volumeTemplate) {
delete volumeTemplate;
volumeTemplate = NULL;
}
if (audiotracksTemplate) {
delete audiotracksTemplate;
audiotracksTemplate = NULL;
}
}
bool cSkinDesigner::LoadTemplates(void) {
globals = new cGlobals();
bool ok = globals->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error parsing globals, aborting");
return false;
}
//globals->Debug();
DeleteTemplates();
channelTemplate = new cTemplate(vtDisplayChannel);
channelTemplate->SetGlobals(globals);
ok = channelTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displaychannel template, aborting");
DeleteTemplates();
return false;
}
channelTemplate->Translate();
menuTemplate = new cTemplate(vtDisplayMenu);
menuTemplate->SetGlobals(globals);
ok = menuTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displaymenu template, aborting");
DeleteTemplates();
return false;
}
menuTemplate->Translate();
messageTemplate = new cTemplate(vtDisplayMessage);
messageTemplate->SetGlobals(globals);
ok = messageTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displaymessage template, aborting");
DeleteTemplates();
return false;
}
messageTemplate->Translate();
replayTemplate = new cTemplate(vtDisplayReplay);
replayTemplate->SetGlobals(globals);
ok = replayTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displayreplay template, aborting");
DeleteTemplates();
return false;
}
replayTemplate->Translate();
volumeTemplate = new cTemplate(vtDisplayVolume);
volumeTemplate->SetGlobals(globals);
ok = volumeTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displayvolume template, aborting");
DeleteTemplates();
return false;
}
volumeTemplate->Translate();
audiotracksTemplate = new cTemplate(vtDisplayAudioTracks);
audiotracksTemplate->SetGlobals(globals);
ok = audiotracksTemplate->ReadFromXML();
if (!ok) {
esyslog("skindesigner: error reading displayaudiotracks template, aborting");
DeleteTemplates();
return false;
}
audiotracksTemplate->Translate();
dsyslog("skindesigner: templates successfully validated and parsed");
return true;
}
void cSkinDesigner::CacheTemplates(void) {
channelTemplate->PreCache();
menuTemplate->PreCache();
messageTemplate->PreCache();
replayTemplate->PreCache();
volumeTemplate->PreCache();
audiotracksTemplate->PreCache();
dsyslog("skindesigner: templates cached");
fontManager->CacheFonts(channelTemplate);
fontManager->CacheFonts(menuTemplate);
fontManager->CacheFonts(messageTemplate);
fontManager->CacheFonts(replayTemplate);
fontManager->CacheFonts(volumeTemplate);
fontManager->CacheFonts(audiotracksTemplate);
dsyslog("skindesigner: fonts cached");
dsyslog("skindesigner: caching images...");
imgCache->Clear();
channelTemplate->CacheImages();
menuTemplate->CacheImages();
messageTemplate->CacheImages();
replayTemplate->CacheImages();
volumeTemplate->CacheImages();
audiotracksTemplate->CacheImages();
imgCache->Debug(false);
}
void cSkinDesigner::ReloadCaches(void) {
if (OsdSizeChanged() || ThemeChanged()) {
cStopWatch watch;
bool ok = LoadTemplates();
if (ok) {
CacheTemplates();
}
watch.Stop("templates reloaded and cache recreated");
}
}
void cSkinDesigner::SetOSDSize(void) {
osdSize.SetWidth(cOsd::OsdWidth());
osdSize.SetHeight(cOsd::OsdHeight());
osdSize.SetX(cOsd::OsdLeft());
osdSize.SetY(cOsd::OsdTop());
}
bool cSkinDesigner::OsdSizeChanged(void) {
if ((osdSize.Width() != cOsd::OsdWidth()) ||
(osdSize.Height() != cOsd::OsdHeight()) ||
(osdSize.X() != cOsd::OsdLeft()) ||
(osdSize.Y() != cOsd::OsdTop())) {
dsyslog("skindesigner: osd size changed");
dsyslog("skindesigner: old osd size: top %d left %d size %d * %d", osdSize.X(), osdSize.Y(), osdSize.Width(), osdSize.Height());
SetOSDSize();
dsyslog("skindesigner: new osd size: top %d left %d size %d * %d", osdSize.X(), osdSize.Y(), osdSize.Width(), osdSize.Height());
return true;
}
return false;
}
bool cSkinDesigner::ThemeChanged(void) {
if (osdTheme.compare(Setup.OSDTheme) != 0) {
osdTheme = Setup.OSDTheme;
return true;
}
return false;
}