void TextVideo::Clear(uint32_t color)
{
for (int i = 0; i < (TEXT_HEIGHT*TEXT_WIDTH); i++)
{
m_video[i] = (uint16_t)(color << 12);
}
DisableCursor();
}
/*-----------------------------------------------------------------*/
void __fastcall CrCursorHandlerImpl::SetCursor (FELD _feld, int _i, int _j, bool _clearselection/*=true*/)
{
DisableCursor();
CrFeld* p = GetFeld (_feld);
if (p) {
p->SetCursor (_i, _j);
feld = p;
}
frm->kbd_field = feld->feld; //xxx Obsolet?!
if (_clearselection) frm->ClearSelection();
EnableCursor();
CheckLocked();
}
/*-----------------------------------------------------------------*/
void __fastcall CrCursorHandlerImpl::GotoField (FELD _feld)
{
dbw3_assert(feld);
dbw3_assert(frm);
CrFeld* p = GetFeld (_feld);
if (!p || !p->IsVisible()) return;
DisableCursor();
feld = p;
frm->kbd_field = _feld;
feld->SyncSharedCoord();
EnableCursor();
frm->ClearSelection();
CheckLocked();
}
/*-----------------------------------------------------------------*/
void __fastcall CrFeld::MoveCursorDown (int _step, bool _select)
{
DisableCursor();
if (_select) frm->ResizeSelection (fb.kbd.i+fb.ScrollX(), fb.kbd.j+fb.ScrollY(), feld, false);
fb.kbd.j -= _step;
if (fb.kbd.j<0) fb.kbd.j = 0;
UpdateSharedCoord (fb.kbd.i, fb.kbd.j);
EnableCursor();
if (_select) frm->ResizeSelection (fb.kbd.i+fb.ScrollX(), fb.kbd.j+fb.ScrollY(), feld, false);
else frm->ClearSelection();
}
/*-----------------------------------------------------------------*/
void __fastcall CrCursorHandlerImpl::GotoPrevField()
{
dbw3_assert(feld);
dbw3_assert(frm);
if (feld) {
DisableCursor();
// Funktioniert nur wenn mindestens ein
// Feld sichtbar ist.
do {
feld = feld->prev;
if (frm->ViewSchlagpatrone->Checked && feld->feld==AUFKNUEPFUNG)
feld = feld->prev;
} while (!feld->IsVisible());
frm->kbd_field = feld->feld; //xxx Obsolet?!
feld->SyncSharedCoord();
EnableCursor();
frm->ClearSelection();
CheckLocked();
}
dbw3_assert(feld);
}
/*-----------------------------------------------------------------*/
void __fastcall CrCursorHandlerImpl::CheckLocked()
{
if (locked && feld) {
// Position modulo Rapport
dbw3_assert(frm);
DisableCursor();
if (feld->feld==GEWEBE || feld->feld==EINZUG) {
int rx = frm->rapport.kr.count();
if (rx>0) {
int x0 = frm->rapport.kr.a;
int i = feld->fb.kbd.i+frm->scroll_x1;
int ii = i-x0;
while (ii<0) ii += rx;
int newi = ii%rx + x0;
if (newi<frm->scroll_x1) newi = frm->scroll_x1;
feld->fb.kbd.i = newi-frm->scroll_x1;
}
}
if (feld->feld==GEWEBE || feld->feld==TRITTFOLGE) {
int ry = frm->rapport.sr.count();
if (ry>0) {
int y0 = frm->rapport.sr.a;
int j = feld->fb.kbd.j+frm->scroll_y2;
int jj = j-y0;
while (jj<0) jj += ry;
int newj = jj%ry + y0;
if (newj<frm->scroll_y2) newj = frm->scroll_y2;
feld->fb.kbd.j = newj-frm->scroll_y2;
}
}
EnableCursor();
}
}
TextVideo::TextVideo() {
m_video = (unsigned short*) VIDEO_ADDRESS_TEXT;
DisableCursor();
}
