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rewrite GS/OS Console.

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git-svn-id: svn://qnap.local/TwoTerm/branches/fix-gno-scrolling-region@3169 5590a31f-7b70-45f8-8c82-aa3a8e5f4507
This commit is contained in:
Kelvin Sherlock
2017-02-17 03:54:52 +00:00
parent 8a5373f906
commit cef619bae7
6 changed files with 350 additions and 142 deletions
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20
cpp/Screen.cpp
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@@ -89,24 +89,30 @@ void Screen::putc(uint8_t c, iPoint cursor, uint8_t flags)
#pragma mark -
#pragma mark Erase
void Screen::eraseScreen()
{
void Screen::eraseScreen() { fillScreen(char_info()); }
void Screen::eraseRect(iRect rect) { fillRect(rect, char_info()); }
void Screen::fillScreen(char_info ci) {
for (auto &line : _screen) {
std::fill(line.begin(), line.end(), char_info());
std::fill(line.begin(), line.end(), ci);
}
_updates.push_back(iPoint(0,0));
_updates.push_back(iPoint(width() - 1, height() - 1));
}
void Screen::eraseRect(iRect rect) {
void Screen::fillRect(iRect rect, char_info ci) {
rect = rect.intersection(_frame);
if (!rect.valid()) return;
if (rect == _frame) return eraseScreen();
if (rect == _frame) return fillScreen(ci);
auto yIter = _screen.begin() + rect.origin.y;
auto yEnd = yIter + rect.size.height;
@@ -116,7 +122,7 @@ void Screen::eraseRect(iRect rect) {
auto xIter = line.begin() + rect.origin.x;
auto xEnd = xIter + rect.size.width;
std::fill(xIter, xEnd, char_info());
std::fill(xIter, xEnd, ci);
}
_updates.push_back(rect.origin);
_updates.push_back(iPoint(rect.maxX()-1, rect.maxY()-1));