#include "menu.h"

using namespace Menu;

////////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////

// menuOut - base menu output device

//

////////////////////////////////////////////////////////////////////////////////

idx_t menuOut::printRaw(const char* at,idx_t len) {

trace(Serial<<"menuOut::printRaw"<<endl);

const char* p=at;

uint8_t ch;

for(int n=0;(ch=*(at++))&&(len==0||n<len);n++) {

write(ch);

}

return at-p;

}

void menuOut::doNav(navCmd cmd,navNode &nav) {

trace(Serial<<"menuOut::doNav"<<endl);

panel p=panels[nav.root->level];

idx_t t=top(nav)-1;

idx_t sz=nav.target->sz();

switch(cmd.cmd) {

case scrlUpCmd:

if (t) {

t--;

if (nav.sel>t+sz) nav.sel--;

}

break;

case scrlDownCmd:

if (t+p.h<sz) {

t++;

if (nav.sel<t) nav.sel++;

}

break;

default: assert(false);

}

}

#if defined(MENU_DEBUG) || defined(MENU_ASYNC)

menuOut& menuOut::operator<<(const prompt& p) {

print_P(*this,p.getText());

return *this;

}

#endif

Used outputsList::printMenu(navNode& nav) const {

trace(Serial<<"outputsList::printMenu"<<endl);

for(int n=0;n<cnt;n++) {

menuOut& o=*((menuOut*)memPtr(outs[n]));

if (nav.changed(o)||(o.style&(menuOut::rasterDraw))||(o.style&(menuOut::redraw)))

o.printMenu(nav);

}

clearChanged(nav);

trace(Serial<<"outputsList::printMenu ended!"<<endl);

return 0;

}

// draw a menu preview on a panel

void menuOut::previewMenu(navRoot& root,menuNode& menu,idx_t panelNr) {

trace(Serial<<"menuOut::previewMenu"<<endl);

// #ifdef MENU_FMT_WRAPS

// fmtStart(fmtBody,root.node());

// #endif

setColor(fgColor,false);

if (menu.has(_asPad)) {

for(int i=0;i<menu.sz();i++) {

prompt& p=menu[i];

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtOp,root.node(),i);

#endif

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtCursor,root.node(),i);

#endif

setColor(fgColor,false,p.enabled);

drawCursor(i,false,p.enabled,false,panelNr);

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtCursor,root.node(),i);

#endif

setColor(fgColor,false,p.enabled,false);

// #ifdef MENU_FMT_WRAPS

// fmtStart(p,fmtOpBody,root.node(),i);

// #endif

p.printTo(root,false,*this,i,panels[panelNr].w,panelNr);

// #ifdef MENU_FMT_WRAPS

// fmtEnd(p,fmtOpBody,root.node(),i);

// #endif

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtOp,root.node(),i);

#endif

}

} else {

clear(panelNr);

setCursor(0,0,panelNr);

for(idx_t i=0;i<maxY(panelNr);i++) {

if (i>=menu.sz()) break;

prompt& p=menu[i];

clearLine(i,panelNr,bgColor,false,p.enabled);

setCursor(0,i,panelNr);

setColor(fgColor,false,p.enabled);

drawCursor(i,false,p.enabled,false,panelNr);

setColor(fgColor,false,p.enabled,false);

p.printTo(root,false,*this,i,panels[panelNr].w,panelNr);

}

}

// #ifdef MENU_FMT_WRAPS

// fmtEnd(fmtBody,root.node());

// #endif

}

//determin panel number here and distribute menu and previews among the panels

Used menuOut::printMenu(navNode &nav) {

trace(Serial<<"menuOut::printMenu(navNode &nav)"<<endl);

menuNode& focus=nav.root->active();

int lvl=nav.root->level;

if (focus.parentDraw()) lvl--;

navNode& nn=nav.root->path[lvl];

int k=(lvl<panels.sz-1)?lvl:panels.sz-1;

if ((style&usePreview)&&k) k--;

for(int i=0;i<k;i++) {

navNode &n=nav.root->path[lvl-k+i];

if (!(/*n.has(_asPad)&&*/(style&minimalRedraw)&&panels.nodes[i]==&n)) {

previewMenu(*nav.root,*n.target,i);

panels.nodes[i]=&n;

}

}

panels.cur=k;

printMenu(nn,k);

panels.nodes[k]=&nav;//for cleaning purposes

for(int i=k+2;i<panels.sz;i++) if (panels.nodes[i]) {

clear(i);

panels.nodes[i]=NULL;

}

return 0;

}

// generic (menuOut) print menu on a panel

// this function emits format messages

// to be handler by format wrappers

Used menuOut::printMenu(navNode &nav,idx_t panelNr) {

trace(Serial<<"menuOut::printMenu(navNode &nav,idx_t panelNr)"<<endl);

if (!(nav.root->navFocus->has((systemStyles)(_parentDraw|_menuData)))) {

//on this case we have a navTarget object that draws himself

if (nav.root->navFocus->changed(nav,*this,false))

nav.root->navFocus->printTo(*nav.root,true,*this,nav.sel,maxX(panelNr),panelNr);

} else {

idx_t topi=nav.root->level;

if(topi&&nav.root->active().parentDraw()) topi--;

idx_t ot=tops[topi];

bool asPad=nav.target->has(_asPad);

idx_t st

=((nav.target->style()&showTitle)||(nav.root->showTitle&&(!(nav.target->style()&noTitle))))

&&!(asPad||(maxY(panelNr)<2));//do not use titles on single line devices!

if (!nav.target->parentDraw()) {

while(nav.sel+st>=(tops[topi]+maxY(panelNr))) tops[topi]++;

while(nav.sel<tops[topi]||(tops[topi]&&((nav.sz()-tops[topi])<maxY(panelNr)-st)))

tops[topi]--;

}

bool all=(style&redraw)

||(tops[topi]!=ot)

||(drawn!=nav.target)

||(panels.nodes[panelNr]!=&nav);

if (!(all||(style&minimalRedraw))) //non minimal draw will redraw all if any change

all|=nav.target->changed(nav,*this);

all|=nav.target->dirty;

if (!(all||(style&minimalRedraw))) return 0;

panel pan=panels[panelNr];

//-----> panel start

trace(Serial<<"panel start"<<endl);

bool titleChanged=st||nav.target->changed(nav,*this,false);

#ifdef MENU_FMT_WRAPS

fmtStart(*nav.target,fmtPanel,nav);

#endif

if (all||titleChanged) {

trace(Serial<<"all:"<<all<<" panelNr:"<<panelNr<<endl);

trace(Serial<<"{x:"<<pan.x<<" y:"<<pan.y<<" w:"<<pan.w<<" h:"<<pan.h<<"}"<<endl);

if (all&&!asPad) clear(panelNr);

if (st||asPad) {

///------> titleStart

trace(Serial<<"title start"<<endl);

#ifdef MENU_FMT_WRAPS

fmtStart(*nav.target,fmtTitle,nav,-1);

#endif

if (!asPad) {

setColor(titleColor,false);

clearLine(0,panelNr,titleColor);

setColor(titleColor,true);

setCursor(0,0,panelNr);

//print('[');

nav.target->printTo(*nav.root,true,*this,-1,pan.w-(asPad?1:2),panelNr);

}

///<----- titleEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(*nav.target,fmtTitle,nav,-1);

#endif

if (asPad) {

#ifdef MENU_FMT_WRAPS

fmtStart(*nav.target,fmtCursor,nav,-1);

#endif

print(":");

#ifdef MENU_FMT_WRAPS

fmtEnd(*nav.target,fmtCursor,nav,-1);

#endif

}

}

}

//------> bodyStart

trace(Serial<<"body start"<<endl);

#ifdef MENU_FMT_WRAPS

fmtStart(*nav.target,fmtBody,nav);

#endif

idx_t top=asPad?0:tops[topi];

// idx_t idxCnt=top;

// idx_t exitCnt=0;

for(idx_t i=0;asPad||(i<maxY(panelNr)-st);i++) {

int ist=i+st;

if (i+top>=nav.sz()) break;

prompt& p=nav[i+top];

idx_t len=pan.w;

if (all||p.changed(nav,*this,false)) {

//-------> opStart

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtOp,nav,i);

#endif

bool selected=nav.sel==i+top;

bool ed=nav.target==&p;

//-----> idxStart

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtIdx,nav,i);

#endif

if (!asPad) {//pad MUST be able of clearing part of a line!!!!!

clearLine(ist,panelNr,bgColor,selected,p.enabled);//<-- THIS IS DEPENDENT OF A DROP MENU!!!!

setCursor(0,ist,panelNr);//<-- THIS IS MAKING A DROP MENU!!!!

}

setColor(fgColor,selected,p.enabled,ed);

//should we use accels on pads?

if ((!asPad)&&(drawNumIndex&style)) {//<-- NO INDEX FOR PADS

char a=top+i+'1';

print('[');

// if (p.is(_Exit)) {//this would require an enourmous confusiuon on keyboard accels

// print(exitCnt?'-':'0');

// exitCnt++;

// } else {

print(a<='9'?a:'-');

// idxCnt++;

// }

print(']');

len-=3;

}

//<------idxEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtIdx,nav,i);

#endif

//------> cursorStart

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtCursor,nav,i);

#endif

if (asPad&&selected) print("[");

else drawCursor(ist,selected,p.enabled,ed,panelNr);//assuming only one character

//<------ cursorEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtCursor,nav,i);

#endif

len--;

//---->opBodyStart

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtOpBody,nav,i);

#endif

setColor(fgColor,selected,p.enabled,ed);

if (len>0) len=p.printTo(*nav.root,selected,*this,i,len,panelNr);

if (len>0) {

if (asPad) {

#ifdef MENU_FMT_WRAPS

fmtStart(p,fmtCursor,nav,i);

#endif

print(selected?"]":"");

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtCursor,nav,i);

#endif

len--;

}

}

//<---opBodyEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtOpBody,nav,i);

#endif

if (selected&&panels.sz>panelNr+1) {

if(p.isMenu()&&!p.asPad()) {

//-----> previewStart

previewMenu(*nav.root,*(menuNode*)&p,panelNr+1);

panels.nodes[panelNr+1]=&nav;

//<---- previewEnd

} else if (panels.nodes[panelNr+1]) clear(panelNr+1);

}

//opEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(p,fmtOp,nav,i);

#endif

}

}

}

//<-----bodyEnd

#ifdef MENU_FMT_WRAPS

fmtEnd(*nav.target,fmtBody,nav,-1);

#endif

drawn=nav.target;

//lastSel=nav.sel;

//<---- panel end

#ifdef MENU_FMT_WRAPS

fmtEnd(*nav.target,fmtPanel,nav,-1);

#endif

return 0;

}

void menuOut::clearChanged(navNode &nav) {

nav.target->clearChanged(nav,*this,true);

}

idx_t& menuOut::top(navNode& nav) const {return tops[nav.root->level];}

void cursorOut::clear(idx_t panelNr) {

const panel p=panels[panelNr];

fill(p.x,p.y,p.x+p.w-1,p.y+p.h-1);

setCursor(0,0,panelNr);

panels.nodes[panelNr]=NULL;

}