void DisplayList::UpdateButton(SObject* obj, int newState)
// Add or remove child characters so that the button matches newState
{
SCharacter* ch = obj->character;
if ( ch->type != buttonChar )
return;
int oldState = obj->state;
if ( oldState == newState ) return;
U8 * cxData = ch->button.cxformData;
ScriptPlayer* player = ch->player;
for ( int pass = 0; pass < 2; pass++ ) {
SParser parser;
parser.Attach(ch->data, 0);
if ( ch->tagCode == stagDefineButton2 )
parser.GetWord(); // skip the action offset
SParser cxParser;
if ( cxData )
cxParser.Attach(cxData, 0);
for (;;) {
U8 stateFlags = parser.GetByte();
if ( !stateFlags ) break;
PlaceInfo info;
info.flags = splaceCharacter|splaceMatrix|splaceColorTransform;
U16 tag = parser.GetWord();
info.depth = obj->depth + parser.GetWord();
parser.GetMatrix(&info.mat);
if ( ch->tagCode == stagDefineButton2 )
parser.GetColorTransform(&info.cxform, true); // new style button
else if ( cxData )
cxParser.GetColorTransform(&info.cxform, false);// separate cxfrom data
else
info.cxform.Clear(); // no cxform data
// Remove the objects first and then add in case we have conflicting layer/id combos
BOOL newVis = stateFlags & btnStateMap[newState];
BOOL oldVis = stateFlags & btnStateMap[oldState];
if ( pass == 0 && !newVis && oldVis ) {
// Remove the child
RemoveObject(obj, info.depth);
}
if ( pass == 1 && newVis && !oldVis ) {
// Add the child
info.character = player->FindCharacter(tag);
info.name = 0;
if ( info.character )
PlaceObject(obj, &info);
}
}
}
obj->state = newState;
}
void EditText::GetFontDesc(FontDesc& fontDesc)
{
SParser parser;
parser.Attach(m_character->data, 0);
U16 flags = parser.GetWord();
U16 fontTag = 0;
if ( flags & seditTextFlagsHasFont )
{
fontTag = parser.GetWord();
fontDesc.height = parser.GetWord();
}
ScriptPlayer* player = m_character->player;
// On Unix, if no font was specified, fall back on built-in Times Roman.
if ( !fontTag )
{
fontTag = kUnixSerifFont;
player = &player->splayer->builtInFontsPlayer;
}
if ( fontTag )
{
// Find the font character
SCharacter* font = player->FindCharacter(fontTag);
char fontName[256];
if ( font )
{
// Get the font name
if ( font->tagCode == stagDefineFont2 )
{
parser.Attach(font->data - font->font.nDataOffset, 0);
int len = parser.GetByte();
parser.GetData(fontName, len);
fontName[len] = 0;
fontDesc.boldFlag = (font->font.flags & sfontFlagsBold) != 0;
fontDesc.italicFlag = (font->font.flags & sfontFlagsItalic) != 0;
fontDesc.japaneseFlag = (font->font.flags & sfontFlagsShiftJIS) != 0;
}
else if ( font->font.infoData )
{
parser.Attach(font->font.infoData, 0);
int len = parser.GetByte();
parser.GetData(fontName, len);
fontName[len] = 0;
// Get the font flags
U8 flags = parser.GetByte();
fontDesc.boldFlag = (flags & tfontBold) != 0;
fontDesc.italicFlag = (flags & tfontItalic) != 0;
fontDesc.japaneseFlag = (flags & 0xf) == tfontShiftJIS;
}
BOOL useGlyphFont = IsFontIncluded();
// If outlines aren't included, we need to fall back
// on a built-in font
if ( !useGlyphFont )
{
if ( !strcmp(fontName, SANS_NAME) )
{
fontTag = kUnixSansFont;
}
else if ( !strcmp(fontName, TYPEWRITER_NAME) )
{
fontTag = kUnixTypewriterFont;
}
else
{
fontTag = kUnixSerifFont;
}
if ( fontDesc.boldFlag )
{
fontTag += kUnixBoldOffset;
}
if ( fontDesc.italicFlag )
{
fontTag += kUnixItalicOffset;
}
font = m_character->player->splayer->builtInFontsPlayer.FindCharacter(fontTag);
useGlyphFont = TRUE;
}
// Figure out the code table offset, if applicable
if ( useGlyphFont )
{
U16 g = font->font.nGlyphs;
U8* s;
if ( font->font.flags & sfontFlagsWideOffsets )
{
s = font->data + 4*g;
fontDesc.codeOffset = (U32)s[0] | ((U32)s[1]<<8) | ((U32)s[2]<<16) | ((U32)s[3]<<24);
}
else
{
s = font->data + 2*g;
fontDesc.codeOffset = (U16)s[0] | ((U16)s[1]<<8);
}
}
else
{
// Not using the outlines so ignore the code table
fontDesc.codeOffset = -1;
// We must determine if this font actually exists.
// If it doesn't, fall back on a predetermined font.
if ( !PlayerIsFontAvailable(fontDesc.fontName) )
{
if ( fontDesc.japaneseFlag )
{
// MS UI Gothic is preferred, but fallback on MS Gothic if not present
if ( PlayerIsFontAvailable(DEFAULT_EDITTEXT_J_FONT_1) )
{
strcpy(fontDesc.fontName, DEFAULT_EDITTEXT_J_FONT_1);
}
else
{
strcpy(fontDesc.fontName, DEFAULT_EDITTEXT_J_FONT_2);
}
}
else
{
strcpy(fontDesc.fontName, DEFAULT_EDITTEXT_FONT);
}
}
}
// Success! Return this font information.
fontDesc.font = font;
return;
}
}
// No font info in the text field tag, so we'll have to use defaults.
strcpy(fontDesc.fontName, DEFAULT_EDITTEXT_FONT);
fontDesc.boldFlag = FALSE;
fontDesc.italicFlag = FALSE;
fontDesc.japaneseFlag = FALSE;
fontDesc.height = DEFAULT_EDITTEXT_HEIGHT;
fontDesc.font = NULL;
fontDesc.codeOffset = -1;
}