int TextLayout::screenToPosition(FPoint coord) const
{
qreal maxx = coord.x() - 1.0;
for (unsigned int i=0; i < lines(); ++i)
{
LineSpec ls = line(i);
// qDebug() << QString("screenToPosition: (%1,%2) -> y %3 - %4 + %5").arg(coord.x()).arg(coord.y()).arg(ls.y).arg(ls.ascent).arg(ls.descent);
if (ls.y + ls.descent < coord.y())
continue;
qreal xpos = ls.x;
for (int j = ls.firstItem; j <= ls.lastItem; ++j)
{
// qDebug() << QString("screenToPosition: (%1,%2) -> x %3 + %4").arg(coord.x()).arg(coord.y()).arg(xpos).arg(item(j)->glyph.wide());
qreal width = story()->getGlyphs(j)->wide();
xpos += width;
if (xpos >= coord.x())
{
if (story()->hasObject(j))
return j;
else
return xpos - width/2 > coord.x() ? j : j+1;
}
}
if (xpos > maxx)
maxx = xpos;
if (xpos + 1.0 > coord.x()) // allow 1pt after end of line
return ls.lastItem + 1;
else if (coord.x() <= ls.x + ls.width) // last line of paragraph?
return ((ls.lastItem == m_lastInFrame) ? (ls.lastItem + 1) : ls.lastItem);
else if (xpos < ls.x + 0.01 && maxx >= coord.x()) // check for empty line
return ls.firstItem;
}
return qMax(m_lastInFrame+1, m_firstInFrame);
}
int TextLayout::nextLine(int pos) const
{
for (int i=0; i < m_lines.count(); ++i)
{
// find line for pos
const LineSpec & ls(m_lines.at(i));
if (ls.firstItem <= pos && pos <= ls.lastItem)
{
if (i+1 == m_lines.count())
return endOfLine(pos);
// find current xpos
qreal xpos = 0.0;
for (int j = ls.firstItem; j < pos; ++j)
xpos += story()->getGlyphs(j)->wide();
if (pos != m_lastMagicPos || xpos > m_magicX)
m_magicX = xpos;
const LineSpec & ls2(m_lines.at(i+1));
// find new cpos
xpos = 0.0;
for (int j = ls2.firstItem; j <= ls2.lastItem; ++j)
{
xpos += story()->getGlyphs(j)->wide();
if (xpos > m_magicX) {
m_lastMagicPos = j;
return j;
}
}
m_lastMagicPos = ls2.lastItem + 1;
return ls2.lastItem + 1;
}
}
return m_lastInFrame;
}
int TextLayout::endOfLine(int pos) const
{
for (int i=0; i < m_lines.count(); ++i) {
const LineSpec & ls(m_lines.at(i));
if (ls.firstItem <= pos && pos <= ls.lastItem)
return story()->text(ls.lastItem) == SpecialChars::PARSEP ? ls.lastItem :
story()->text(ls.lastItem) == ' ' ? ls.lastItem : ls.lastItem + 1;
}
return story()->length();
}
// Runs the Game...
void Ultra1::App::Run( )
{
// All of the game states we could be in...
Intro intro( this );
MainMenu menu( this );
Game game( this );
MapState map_state( this );
WonState won( this );
LostState lost( this );
HelpState help( this );
StoryState story( this );
OptionsState options( this );
// Must be entered into array in same order as the const values...
GameState* states[] = { &intro, &menu, &game, &map_state, &won, &lost, &help, &story, &options };
// We start in the intro...
StateNumber current_state = INTRO_STATE;
while( current_state != QUIT_STATE )
{
// Run the current state and assign the next state to it...
current_state = states[current_state]->Run( );
}
}
void TextLayout::appendLine(const LineSpec& ls)
{
assert( ls.firstItem >= 0 );
assert( ls.firstItem < story()->length() );
assert( ls.lastItem >= 0 && ls.firstItem - ls.lastItem < 1 );
assert( ls.lastItem < story()->length() );
m_lines.append(ls);
if (m_lastInFrame < m_firstInFrame) {
m_firstInFrame = ls.firstItem;
m_lastInFrame = ls.lastItem;
}
else {
m_firstInFrame = qMin(m_firstInFrame, ls.firstItem);
m_lastInFrame = qMax(m_lastInFrame, ls.lastItem);
}
}
void TextLayout::clear()
{
m_lines.clear();
m_path.clear();
m_firstInFrame = 0;
m_lastInFrame = -1;
if (m_frame->asPathText() != NULL)
m_path.resize(story()->length());
}
static void emitStory(const char* m)
{
Story st;
memset(&st, 0, sizeof(st));
st.sub[0] = crewTable;
st.subSize[0] = 100; // plenty
st.sub[1] = opTable;
st.subSize[1] = DIM(opTable);
// emit on the message line
lastLine();
story(m, &st);
}
PathData& TextLayout::point(int pos)
{
if (pos >= story()->length())
m_path.resize(story()->length());
return m_path[pos];
}
FRect TextLayout::boundingBox(int pos, uint len) const
{
FRect result;
LineSpec ls;
for (uint i=0; i < lines(); ++i)
{
ls = line(i);
if (ls.lastItem < pos)
continue;
if (ls.firstItem <= pos) {
/*
//if (ls.lastItem == pos && (item(pos)->effects() & ScLayout_SuppressSpace) )
{
if (i+1 < lines())
{
ls = line(i+1);
result.setRect(ls.x, ls.y - ls.ascent, 1, ls.ascent + ls.descent);
}
else
{
ls = line(lines()-1);
const ParagraphStyle& pstyle(paragraphStyle(pos));
result.setRect(ls.x, ls.y + pstyle.lineSpacing() - ls.ascent, 1, ls.ascent + ls.descent);
}
}
else */
{
qreal xpos = ls.x;
for (int j = ls.firstItem; j < pos; ++j)
{
if (story()->hasObject(j))
xpos += (story()->object(j)->width() + story()->object(j)->lineWidth()) * story()->getGlyphs(j)->scaleH;
else
xpos += story()->getGlyphs(j)->wide();
}
qreal finalw = 1;
if (story()->hasObject(pos))
finalw = (story()->object(pos)->width() + story()->object(pos)->lineWidth()) * story()->getGlyphs(pos)->scaleH;
else
finalw = story()->getGlyphs(pos)->wide();
const CharStyle& cs(story()->charStyle(pos));
qreal desc = -cs.font().descent(cs.fontSize() / 10.0);
qreal asce = cs.font().ascent(cs.fontSize() / 10.0);
result.setRect(xpos, ls.y - asce, pos < story()->length()? finalw : 1, desc+asce);
}
return result;
}
}
const ParagraphStyle& pstyle(story()->paragraphStyle(qMin(pos, story()->length()))); // rather the trailing style than a segfault.
if (lines() > 0)
{
ls = line(lines()-1);
result.setRect(ls.x, ls.y + pstyle.lineSpacing() - ls.ascent, 1, ls.ascent + ls.descent);
}
else
{
result.setRect(1, 1, 1, pstyle.lineSpacing());
}
return result;
}
