void ZLTextView::drawSelectionRectangle(int left, int top, int right, int bottom) {
left = std::max(left, lineStartMargin());
right = std::min(right, viewWidth() + lineStartMargin() - 1);
if (left < right) {
context().setFillColor(ZLTextStyleCollection::instance().baseStyle().SelectionBackgroundColorOption.value());
context().fillRectangle(visualX(left), top, visualX(right), bottom);
}
}
bool ZLTextView::onStylusMovePressed(int x, int y) {
if (mySelectionModel.extendTo(visualX(x), y)) {
application().refreshWindow();
copySelectedTextToClipboard(ZLDialogManager::CLIPBOARD_SELECTION);
}
return true;
}
bool ZLTextView::onStylusRelease(int x, int y)
{
if (mySelectionModel.selectWord(visualX(x), y))
{
application().refreshWindow();
return true;
}
mySelectionModel.deactivate();
return false;
}
int ZLTextView::paragraphIndexByCoordinates(int x, int y) const {
x = visualX(x);
int paragraphIndex = -1;
int yBottom = -1;
int xLeft = context().width() + 1;
int xRight = -1;
for (ZLTextElementIterator it = myTextElementMap.begin(); it != myTextElementMap.end(); ++it) {
if (it->YEnd < y) {
paragraphIndex = it->ParagraphIndex;
if (it->YStart > yBottom) {
yBottom = it->YEnd;
xLeft = it->XStart;
xRight = -1;
}
xRight = it->XEnd;
continue;
}
if (it->YStart > y) {
return
((paragraphIndex == it->ParagraphIndex) &&
(xLeft <= x) && (x <= xRight)) ?
paragraphIndex : -1;
}
if (it->XEnd < x) {
paragraphIndex = it->ParagraphIndex;
if (it->YStart > yBottom) {
yBottom = it->YEnd;
xLeft = it->XStart;
xRight = -1;
}
xRight = it->XEnd;
continue;
}
if (it->XStart > x) {
return
((paragraphIndex == it->ParagraphIndex) &&
(it->YStart <= yBottom) && (xLeft < x)) ?
paragraphIndex : -1;
}
return it->ParagraphIndex;
}
return -1;
}
bool ZLTextView::onStylusClick(int x, int y, int count) {
if (count > 20) {
return true;
} else if (count > 10) {
mySelectionModel.extendWordSelectionToParagraph();
application().refreshWindow();
copySelectedTextToClipboard(ZLDialogManager::CLIPBOARD_SELECTION);
myDoubleClickInfo.Count = 20;
return true;
} else if (count > 2) {
if (mySelectionModel.selectWord(visualX(x), y)) {
application().refreshWindow();
copySelectedTextToClipboard(ZLDialogManager::CLIPBOARD_SELECTION);
myDoubleClickInfo.Count = 10;
return true;
} else {
myDoubleClickInfo.Count = 0;
}
}
return true;
}
void ZLTextView::activateSelection(int x, int y) {
if (isSelectionEnabled()) {
mySelectionModel.activate(visualX(x), y);
application().refreshWindow();
}
}
const ZLTextElementArea *ZLTextView::elementByCoordinates(int x, int y) const {
ZLTextElementIterator it =
std::find_if(myTextElementMap.begin(), myTextElementMap.end(), ZLTextElementArea::RangeChecker(visualX(x), y));
return (it != myTextElementMap.end()) ? &*it : 0;
}