vdr-plugin-skindesigner/coreengine/area.c
2016-03-13 16:02:26 +01:00

769 lines
22 KiB
C

#include "area.h"
#include "../config.h"
/******************************************************************
* cAreaNode
******************************************************************/
cAreaNode::cAreaNode(void) {
globals = NULL;
isTab = false;
activeTab = false;
}
cAreaNode::~cAreaNode(void) {
}
void cAreaNode::SetContainer(int x, int y, int width, int height) {
container.SetX(x);
container.SetY(y);
container.SetWidth(width);
container.SetHeight(height);
}
/******************************************************************
* cArea
******************************************************************/
cArea::cArea(void) {
sdOsd = NULL;
init = true;
isBackgroundArea = false;
attribs = new cAreaAttribs((int)eAreaAttribs::count);
scrolling = false;
isScrolling = false;
scrollFunc = NULL;
blinking = false;
areaContainer = NULL;
pix = NULL;
}
cArea::cArea(const cArea &other) {
sdOsd = other.sdOsd;
init = true;
isBackgroundArea = false;
pix = NULL;
globals = other.globals;
attribs = new cAreaAttribs(*other.attribs);
//area container is set from outside during cloning of areacontainer
areaContainer = NULL;
//scrolling is set from outside by ScrollFunc(), see below
scrolling = other.scrolling;
isScrolling = false;
blinking = false;
scrollFunc = NULL;
for (const cFunction *func = other.functions.First(); func; func = other.functions.Next(func)) {
if (cFuncFill *f = dynamic_cast<cFuncFill*>((cFunction*)func)) {
cFuncFill *fFill = new cFuncFill(*f);
fFill->SetOwner(this);
functions.Add(fFill);
} else if (cFuncDrawRectangle *f = dynamic_cast<cFuncDrawRectangle*>((cFunction*)func)) {
cFuncDrawRectangle *fDrawRect = new cFuncDrawRectangle(*f);
fDrawRect->SetOwner(this);
functions.Add(fDrawRect);
} else if (cFuncDrawEllipse *f = dynamic_cast<cFuncDrawEllipse*>((cFunction*)func)) {
cFuncDrawEllipse *fDrawEllipse = new cFuncDrawEllipse(*f);
fDrawEllipse->SetOwner(this);
functions.Add(fDrawEllipse);
} else if (cFuncDrawSlope *f = dynamic_cast<cFuncDrawSlope*>((cFunction*)func)) {
cFuncDrawSlope *fDrawSlope = new cFuncDrawSlope(*f);
fDrawSlope->SetOwner(this);
functions.Add(fDrawSlope);
} else if (cFuncDrawText *f = dynamic_cast<cFuncDrawText*>((cFunction*)func)) {
cFuncDrawText *fDrawText = new cFuncDrawText(*f);
fDrawText->SetOwner(this);
functions.Add(fDrawText);
} else if (cFuncDrawTextVertical *f = dynamic_cast<cFuncDrawTextVertical*>((cFunction*)func)) {
cFuncDrawTextVertical *fDrawTextVertical = new cFuncDrawTextVertical(*f);
fDrawTextVertical->SetOwner(this);
functions.Add(fDrawTextVertical);
} else if (cFuncDrawTextBox *f = dynamic_cast<cFuncDrawTextBox*>((cFunction*)func)) {
cFuncDrawTextBox *fDrawTextBox = new cFuncDrawTextBox(*f);
fDrawTextBox->SetOwner(this);
functions.Add(fDrawTextBox);
} else if (cFuncDrawImage *f = dynamic_cast<cFuncDrawImage*>((cFunction*)func)) {
cFuncDrawImage *fDrawImage = new cFuncDrawImage(*f);
fDrawImage->SetOwner(this);
functions.Add(fDrawImage);
} else {
esyslog("skindesigner: ERROR: unknown function in area cloning!!!");
}
}
//func references have to be set from outside if already cached clone is wanted
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->CacheFuncReferences();
}
if (scrolling) {
SetScrollFunc();
}
}
cArea::~cArea(void) {
StopBlinkers();
delete attribs;
}
void cArea::SetGlobals(cGlobals *globals) {
this->globals = globals;
attribs->SetGlobals(globals);
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetGlobals(globals);
}
}
void cArea::SetTokenContainer(skindesignerapi::cTokenContainer *tokenContainer) {
attribs->SetTokenContainer(tokenContainer);
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetTokenContainer(tokenContainer);
}
}
void cArea::SetTokenContainerDeep(skindesignerapi::cTokenContainer *tokenContainer) {
attribs->SetTokenContainerDeep(tokenContainer);
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetTokenContainerDeep(tokenContainer);
}
}
void cArea::SetAttributes(vector<stringpair> &attributes) {
attribs->Set(attributes);
}
bool cArea::ValidFunction(const char *func) {
if (!strcmp(func, "fill")) return true;
if (!strcmp(func, "drawtext")) return true;
if (!strcmp(func, "drawtextbox")) return true;
if (!strcmp(func, "drawtextvertical")) return true;
if (!strcmp(func, "drawimage")) return true;
if (!strcmp(func, "drawrectangle")) return true;
if (!strcmp(func, "drawellipse")) return true;
if (!strcmp(func, "drawslope")) return true;
esyslog("skindesigner: unknown function \"%s\"", func);
return false;
}
cFunction *cArea::AddFunction(const char *name, vector<stringpair> attribs, cFuncLoop *loopFunc) {
cFunction *f = NULL;
if (!strcmp(name, "fill")) {
f = new cFuncFill(this, (int)eFillAttribs::count);
} else if (!strcmp(name, "drawrectangle")) {
f = new cFuncDrawRectangle(this, (int)eDrawRectangleAttribs::count);
} else if (!strcmp(name, "drawellipse")) {
f = new cFuncDrawEllipse(this, (int)eDrawEllipseAttribs::count);
} else if (!strcmp(name, "drawslope")) {
f = new cFuncDrawSlope(this, (int)eDrawSlopeAttribs::count);
} else if (!strcmp(name, "drawtext")) {
f = new cFuncDrawText(this, (int)eDrawTextAttribs::count);
} else if (!strcmp(name, "drawtextvertical")) {
f = new cFuncDrawTextVertical(this, (int)eDrawTextAttribs::count);
} else if (!strcmp(name, "drawtextbox")) {
f = new cFuncDrawTextBox(this, (int)eDrawTextBoxAttribs::count);
} else if (!strcmp(name, "drawimage")) {
f = new cFuncDrawImage(this, (int)eDrawImageAttribs::count);
} else if (!strcmp(name, "loop")) {
f = new cFuncLoop(this, (int)eLoopAttribs::count);
}
if (!f) {
esyslog("skindesigner: TODO: function \"%s\" not implemented", name);
return NULL;
}
f->Set(attribs);
if (!loopFunc)
functions.Add(f);
else
loopFunc->AddFunction(f);
return f;
}
cFunction *cArea::GetFunction(const char *name) {
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
const char *funcName = f->Name();
if (funcName && !strcmp(funcName, name)) {
return f;
}
cFuncLoop *loopFunc = dynamic_cast<cFuncLoop*>(f);
if (loopFunc) {
cFunction *lf = loopFunc->GetFunction(name);
if (lf)
return lf;
}
}
if (!areaContainer)
return NULL;
return areaContainer->GetFunction(name);
}
void cArea::SetX(int x) {
attribs->SetX(x);
}
void cArea::SetY(int y) {
attribs->SetY(y);
}
void cArea::SetWidth(int width) {
attribs->SetWidth(width);
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetContainer(0, 0, attribs->Width(), attribs->Height());
}
}
void cArea::SetHeight(int height) {
attribs->SetHeight(height);
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetContainer(0, 0, attribs->Width(), attribs->Height());
}
}
void cArea::Cache(void) {
attribs->SetContainer(container.X(), container.Y(), container.Width(), container.Height());
attribs->Cache();
attribs->CheckDynamic();
isBackgroundArea = attribs->BackgroundArea();
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
if (!attribs->Dynamic()) {
f->SetContainer(0, 0, attribs->Width(), attribs->Height());
} else {
f->SetContainer(0, 0, -1, -1);
}
f->Cache();
}
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->CacheFuncReferences();
}
if (scrolling) {
SetScrollFunc();
}
}
void cArea::Close(void) {
StopBlinkers();
if (pix) {
sdOsd->DestroyPixmap(pix);
pix = NULL;
}
init = true;
}
void cArea::Clear(bool forceClearBackground) {
if (!init && isBackgroundArea && !forceClearBackground) {
return;
}
StopBlinkers();
if (pix) {
pix->Fill(clrTransparent);
}
}
void cArea::Hide(void) {
StopBlinkers();
if (pix) {
pix->SetLayer(-1);
}
}
void cArea::Show(void) {
StartBlinkers();
if (pix) {
pix->SetLayer(attribs->Layer());
}
}
void cArea::Render(void) {
if (attribs->DoDebug())
Debug();
if (init) {
InitFunctions();
init = false;
}
if (!isScrolling && scrollFunc && attribs->Orientation() == (int)eOrientation::horizontal) {
scrollFunc->Scrolling(false);
} else if (isScrolling && scrollFunc && attribs->Orientation() == (int)eOrientation::horizontal) {
scrollFunc->Scrolling(true);
}
if (!pix) {
if (!IsTab())
CreatePixmap();
else {
int overlap = ScrollHeight();
if (overlap > 0) {
cRect drawport;
drawport.SetX(0);
drawport.SetY(0);
drawport.SetWidth(attribs->Width());
drawport.SetHeight(overlap + attribs->Height());
CreatePixmap(drawport);
} else {
CreatePixmap();
}
}
}
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
if (f->DoDebug())
f->Debug();
if (!f->DoExecute())
continue;
if (pix) {
f->Render(pix);
}
}
StartBlinkers();
}
bool cArea::Execute(void) {
return attribs->DoExecute();
}
void cArea::SetTransparency(int transparency, bool absolute) {
if (transparency < 0 || transparency > 100)
return;
int alpha = (100 - transparency)*255/100;
if (!absolute) {
int pixTransparency = attribs->Transparency();
if (pixTransparency > 0) {
alpha = (100 - pixTransparency) * alpha / 100;
}
}
if (pix) {
pix->SetAlpha(alpha);
}
}
bool cArea::Scrolling(void) {
if (!scrolling)
return false;
if (!Execute())
return false;
if (ScrollOrientation() == eOrientation::horizontal) {
if (!scrollFunc)
return false;
if (scrollFunc->X() + scrollFunc->FuncWidth() > attribs->Width())
return true;
} else if (ScrollOrientation() == eOrientation::vertical) {
int maxHeight = 0;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
int funcHeight = f->FuncY() + f->FuncHeight();
if (funcHeight > maxHeight)
maxHeight = funcHeight;
}
if (maxHeight > attribs->Height())
return true;
}
return false;
}
int cArea::ScrollWidth(void) {
if (!scrollFunc)
return 0;
return scrollFunc->X() + scrollFunc->FuncWidth() + 10 - attribs->Width();
}
int cArea::ScrollHeight(void) {
int maxHeight = 0;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
if (!f->DoExecute())
continue;
int funcHeight = f->FuncY() + f->FuncHeight();
if (funcHeight > maxHeight)
maxHeight = funcHeight;
}
return maxHeight - attribs->Height();
}
int cArea::ScrollDelay(void) {
return attribs->Delay();
}
eScrollMode cArea::ScrollMode(void) {
return (eScrollMode)attribs->Mode();
}
eScrollSpeed cArea::ScrollSpeed(void) {
return (eScrollSpeed)attribs->ScrollSpeed();
}
eOrientation cArea::ScrollOrientation(void) {
return (eOrientation)attribs->Orientation();
}
void cArea::StartScrolling(void) {
cRect drawport;
drawport.SetX(0);
drawport.SetY(0);
if (ScrollOrientation() == eOrientation::horizontal) {
drawport.SetWidth(ScrollWidth() + attribs->Width());
drawport.SetHeight(attribs->Height());
} else if (ScrollOrientation() == eOrientation::vertical) {
drawport.SetWidth(attribs->Width());
drawport.SetHeight(ScrollHeight() + attribs->Height() + 10);
}
isScrolling = true;
CreatePixmap(drawport);
Render();
}
void cArea::StopScrolling(void) {
isScrolling = false;
if (pix && !(pix->ViewPort().Size() == pix->DrawPort().Size())) {
sdOsd->DestroyPixmap(pix);
pix = NULL;
}
}
void cArea::SetViewPort(cRect &vp) {
if (!pix)
return;
pix->SetViewPort(vp);
}
void cArea::SetPosition(cPoint &pos, cPoint &ref) {
if (!pix)
return;
int x = (attribs->X() - ref.X()) + pos.X();
int y = (attribs->Y() - ref.Y()) + pos.Y();
pix->SetViewPort(cRect(x, y, pix->ViewPort().Width(), pix->ViewPort().Height()));
}
void cArea::SetDrawPort(cPoint &point) {
if (!pix)
return;
pix->SetDrawPortPoint(point);
}
cRect cArea::ViewPort(void) {
if (!pix)
return cRect::Null;
cRect vp = pix->ViewPort();
return vp;
}
cRect cArea::CoveringArea(void) {
return ViewPort();
}
cRect cArea::DrawPort(void) {
if (!pix)
return cRect::Null;
cRect dp = pix->DrawPort();
return dp;
}
int cArea::BlinkFreq(int func) {
cFunction *blinkFunc = functions.Get(func);
if (!blinkFunc)
return -1;
return blinkFunc->BlinkFreq();
}
void cArea::DoBlink(int func, bool on) {
cFunction *blinker = functions.Get(func);
if (!blinker)
return;
if (on) {
if (pix) {
blinker->Render(pix);
}
} else {
cRect blinkRect = cRect(blinker->GetX((eAlign)blinker->Align(), 0, 0),
blinker->GetY((eAlign)blinker->Valign(), 0, 0),
blinker->FuncWidth(),
blinker->FuncHeight());
if (pix) {
pix->DrawRectangle(blinkRect, clrTransparent);
}
}
}
void cArea::Debug(bool full) {
esyslog("skindesigner: --> area");
esyslog("skindesigner: container %d %d %dx%d", container.X(), container.Y(), container.Width(), container.Height());
attribs->Debug();
if (!full)
return;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->Debug();
}
}
void cArea::Flush(void) {
sdOsd->Flush();
}
/******************************************************************
* Private Functions
******************************************************************/
void cArea::InitFunctions(void) {
if (!attribs->Dynamic())
return;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
f->SetContainer(0, 0, attribs->Width(), attribs->Height());
}
}
void cArea::CreatePixmap(cRect drawPort) {
if (pix) {
sdOsd->DestroyPixmap(pix);
pix = NULL;
}
if (attribs->Width() <=0 || attribs->Height() <= 0) {
return;
}
int layer = attribs->Layer();
cRect viewPort(attribs->X(), attribs->Y(), attribs->Width(), attribs->Height());
pix = sdOsd->CreatePixmap(layer, viewPort, drawPort);
if (pix)
pix->Clear();
int pixTransparency = attribs->Transparency();
if (pixTransparency > 0) {
SetTransparency(pixTransparency, true);
}
}
void cArea::SetScrollFunc(void) {
//if area has only one function, take this anyway
if (functions.Count() == 1) {
scrollFunc = functions.First();
return;
}
//else use scrollelement name
const char *scrollFuncName = attribs->GetScrollElement();
if (!scrollFuncName)
return;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
if (!f->Name())
continue;
if (!strcmp(f->Name(), scrollFuncName)) {
scrollFunc = f;
return;
}
}
}
void cArea::StartBlinkers(void) {
if (blinking)
return;
blinking = true;
int func = 0;
for (cFunction *f = functions.First(); f; f = functions.Next(f)) {
if (!f->DoExecute()) {
func++;
continue;
}
if (f->Blinking()) {
cAnimation *blink = new cAnimation((cBlinkable*)this, func);
blinkers.Add(blink);
blink->Start();
}
func++;
}
}
void cArea::StopBlinkers(void) {
blinking = false;
blinkers.Clear();
}
/******************************************************************
* cAreaContainer
******************************************************************/
cAreaContainer::cAreaContainer(void) {
attribs = new cAreaContainerAttribs((int)eAreaContainerAttribs::count);
}
cAreaContainer::cAreaContainer(const cAreaContainer &other) {
globals = other.globals;
attribs = new cAreaContainerAttribs(*other.attribs);
for (const cArea *area = other.areas.First(); area; area = other.areas.Next(area)) {
cArea *a = new cArea(*area);
a->SetAreaContainer(this);
areas.Add(a);
}
}
cAreaContainer::~cAreaContainer(void) {
delete attribs;
}
void cAreaContainer::SetAttributes(vector<stringpair> &attributes) {
attribs->Set(attributes);
}
void cAreaContainer::SetGlobals(cGlobals *globals) {
this->globals = globals;
attribs->SetGlobals(globals);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetGlobals(globals);
}
}
void cAreaContainer::SetTokenContainer(skindesignerapi::cTokenContainer *tokenContainer) {
attribs->SetTokenContainer(tokenContainer);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetTokenContainer(tokenContainer);
}
}
void cAreaContainer::SetTokenContainerDeep(skindesignerapi::cTokenContainer *tokenContainer) {
attribs->SetTokenContainerDeep(tokenContainer);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetTokenContainerDeep(tokenContainer);
}
}
void cAreaContainer::AddArea(cArea *area) {
area->SetAreaContainer(this);
areas.Add(area);
}
cFunction *cAreaContainer::GetFunction(const char *name) {
cFunction *fRef = NULL;
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
fRef = area->GetFunction(name);
if (fRef)
return fRef;
}
return NULL;
}
void cAreaContainer::SetX(int x) {
attribs->SetX(x);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetX(x);
}
}
void cAreaContainer::SetY(int y) {
attribs->SetY(y);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetY(y);
}
}
void cAreaContainer::SetWidth(int width) {
attribs->SetWidth(width);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetWidth(width);
}
}
void cAreaContainer::SetHeight(int height) {
attribs->SetHeight(height);
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetHeight(height);
}
}
void cAreaContainer::Cache(void) {
attribs->SetContainer(container.X(), container.Y(), container.Width(), container.Height());
attribs->Cache();
int x = attribs->X() > -1 ? attribs->X() : container.X();
int y = attribs->Y() > -1 ? attribs->Y() : container.Y();
int width = attribs->Width() > -1 ? attribs->Width() : container.Width();
int height = attribs->Height() > -1 ? attribs->Height() : container.Height();
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetContainer(x, y, width, height);
if (attribs->Width() > -1) {
area->SetWidth(width);
}
if (attribs->Height() > -1) {
area->SetHeight(height);
}
area->Cache();
}
}
void cAreaContainer::Close(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->Close();
}
}
void cAreaContainer::Clear(bool forceClearBackground) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->Clear(forceClearBackground);
}
}
void cAreaContainer::Hide(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->Hide();
}
}
void cAreaContainer::Show(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->Show();
}
}
void cAreaContainer::Render(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
if (area->Execute())
area->Render();
}
}
bool cAreaContainer::Execute(void) {
return attribs->DoExecute();
}
void cAreaContainer::SetTransparency(int transparency, bool absolute) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetTransparency(transparency, absolute);
}
}
void cAreaContainer::SetViewPort(cRect &vp) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetViewPort(vp);
}
}
void cAreaContainer::SetPosition(cPoint &pos, cPoint &ref) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->SetPosition(pos, ref);
}
}
cRect cAreaContainer::CoveringArea(void) {
cRect unionArea;
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
unionArea.Combine(area->CoveringArea());
}
return unionArea;
}
bool cAreaContainer::Scrolling(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
if (area->Scrolling())
return true;
}
return false;
}
cArea *cAreaContainer::ScrollingArea(void) {
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
if (area->Execute() && area->Scrolling())
return area;
}
return NULL;
}
void cAreaContainer::Debug(bool full) {
esyslog("skindesigner: --> area container");
esyslog("skindesigner: container %d %d %dx%d", container.X(), container.Y(), container.Width(), container.Height());
attribs->Debug();
if (!full)
return;
for (cArea *area = areas.First(); area; area = areas.Next(area)) {
area->Debug(full);
}
}