void TreeItem::draw(ExpandTree* tree, AlloyContext* context,
const pixel2& offset) {
box2px bounds = getBounds();
NVGcontext* nvg = context->nvgContext;
nvgFontFaceId(nvg, context->getFontHandle(FontType::Icon));
float spaceWidth = fontSize + PADDING * 2;
float iconWidth = 0;
static const std::string rightArrow = CodePointToUTF8(0xf0da);
static const std::string downArrow = CodePointToUTF8(0xf0d7);
pixel2 pt = bounds.position + offset;
bool selected = (tree->getSelectedItem() == this)&&!tree->isOverArrow();
nvgFontSize(nvg, fontSize);
if (iconCodeString.length() > 0) {
iconWidth = nvgTextBounds(nvg, 0, 0, iconCodeString.c_str(), nullptr,
nullptr) + PADDING * 2;
if (children.size() > 0 || onExpand) {
nvgTextAlign(nvg, NVG_ALIGN_CENTER | NVG_ALIGN_TOP);
if (tree->isOverArrow()) {
nvgFillColor(nvg, context->theme.LIGHTEST);
}
else {
nvgFillColor(nvg, context->theme.LIGHTER);
}
nvgText(nvg, pt.x + spaceWidth * 0.5f, pt.y + PADDING,
(expanded) ? downArrow.c_str() : rightArrow.c_str(),
nullptr);
}
if (selected) {
nvgFillColor(nvg, context->theme.LIGHTEST);
}
else {
nvgFillColor(nvg, context->theme.LIGHTER);
}
nvgTextAlign(nvg, NVG_ALIGN_LEFT | NVG_ALIGN_TOP);
nvgText(nvg, pt.x + spaceWidth, pt.y + PADDING, iconCodeString.c_str(),
nullptr);
}
if (name.length() > 0) {
if (selected) {
nvgFillColor(nvg, context->theme.LIGHTEST);
}
else {
nvgFillColor(nvg, context->theme.LIGHTER);
}
nvgTextAlign(nvg, NVG_ALIGN_LEFT | NVG_ALIGN_TOP);
nvgFontFaceId(nvg, context->getFontHandle(FontType::Bold));
nvgText(nvg, pt.x + iconWidth + spaceWidth, pt.y + PADDING,
name.c_str(), nullptr);
}
if (expanded) {
for (TreeItemPtr& item : children) {
item->draw(tree, context, offset);
}
}
}
AwesomeGlyph::AwesomeGlyph(int codePoint, AlloyContext* context,
const FontStyle& style, pixel height) :
Glyph(CodePointToUTF8(codePoint), GlyphType::Awesome, 0, height), codePoint(
codePoint), style(style) {
NVGcontext* nvg = context->nvgContext;
nvgFontSize(nvg, height);
nvgFontFaceId(nvg, context->getFontHandle(FontType::Icon));
width = nvgTextBounds(nvg, 0, 0, name.c_str(), nullptr, nullptr);
}
static void
ApplyQuotes ( XMP_VarString * item, UniCodePoint openQuote, UniCodePoint closeQuote, bool allowCommas )
{
bool prevSpace = false;
size_t charOffset, charLen;
UniCharKind charKind;
UniCodePoint uniChar;
// -----------------------------------------------------------------------------------------
// See if there are any separators in the value. Stop at the first occurrance. This is a bit
// tricky in order to make typical typing work conveniently. The purpose of applying quotes
// is to preserve the values when splitting them back apart. That is CatenateContainerItems
// and SeparateContainerItems must round trip properly. For the most part we only look for
// separators here. Internal quotes, as in -- Irving "Bud" Jones -- won't cause problems in
// the separation. An initial quote will though, it will make the value look quoted.
charOffset = 0;
ClassifyCharacter ( item->c_str(), charOffset, &charKind, &charLen, &uniChar );
if ( charKind != UCK_quote ) {
for ( charOffset = 0; size_t(charOffset) < item->size(); charOffset += charLen ) {
ClassifyCharacter ( item->c_str(), charOffset, &charKind, &charLen, &uniChar );
if ( charKind == UCK_space ) {
if ( prevSpace ) break; // Multiple spaces are a separator.
prevSpace = true;
} else {
prevSpace = false;
if ( (charKind == UCK_semicolon) || (charKind == UCK_control) ) break;
if ( (charKind == UCK_comma) && (! allowCommas) ) break;
}
}
}
if ( size_t(charOffset) < item->size() ) {
// --------------------------------------------------------------------------------------
// Create a quoted copy, doubling any internal quotes that match the outer ones. Internal
// quotes did not stop the "needs quoting" search, but they do need doubling. So we have
// to rescan the front of the string for quotes. Handle the special case of U+301D being
// closed by either U+301E or U+301F.
XMP_VarString newItem;
size_t splitPoint;
for ( splitPoint = 0; splitPoint <= charOffset; ++splitPoint ) {
ClassifyCharacter ( item->c_str(), splitPoint, &charKind, &charLen, &uniChar );
if ( charKind == UCK_quote ) break;
}
CodePointToUTF8 ( openQuote, newItem );
newItem.append ( *item, 0, splitPoint ); // Copy the leading "normal" portion.
for ( charOffset = splitPoint; size_t(charOffset) < item->size(); charOffset += charLen ) {
ClassifyCharacter ( item->c_str(), charOffset, &charKind, &charLen, &uniChar );
newItem.append ( *item, charOffset, charLen );
if ( (charKind == UCK_quote) && IsSurroundingQuote ( uniChar, openQuote, closeQuote ) ) {
newItem.append ( *item, charOffset, charLen );
}
}
XMP_VarString closeStr;
CodePointToUTF8 ( closeQuote, closeStr );
newItem.append ( closeStr );
*item = newItem;
}
} // ApplyQuotes
TreeItem::TreeItem(const std::string& name, int iconCode, float fontSize) :
name(name), fontSize(fontSize),spaceWidth(0.0f), expanded(name.length() == 0) {
if (iconCode != 0) {
iconCodeString = CodePointToUTF8(iconCode);
}
}
