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simplify drawBCS

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Signed-off-by: Sergey Isakov <isakov-sl@bk.ru>
This commit is contained in:
Sergey Isakov 2020-04-05 20:06:09 +03:00
parent ac789c25aa
commit f1c72d752e
1 changed files with 12 additions and 47 deletions
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59
rEFIt_UEFI/gui/REFIT_MENU_SCREEN.cpp
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@ -1561,64 +1561,29 @@ void REFIT_MENU_SCREEN::EraseTextXY()
#if USE_XTHEME
VOID REFIT_MENU_SCREEN::DrawBCSText(IN CONST CHAR16 *Text, IN INTN XPos, IN INTN YPos, IN UINT8 XAlign)
{
// check if text was provided
// check if text was provided. And what else?
if (!Text) {
return;
}
INTN TextLen = StrLen(Text);
// INTN TextLen = StrLen(Text);
// number of chars to be drawn on the screen
INTN MaxTextLen = 13;
INTN EllipsisLen = 2;
CHAR16 *BCSText = NULL;
// INTN EllipsisLen = 2;
// more space, more characters
if (ThemeX.TileXSpace >= 25 && ThemeX.TileXSpace < 30) {
MaxTextLen = 14;
} else if (ThemeX.TileXSpace >= 30 && ThemeX.TileXSpace < 35) {
MaxTextLen = 15;
} else if (ThemeX.TileXSpace >= 35 && ThemeX.TileXSpace < 40) {
MaxTextLen = 16;
} else if (ThemeX.TileXSpace >= 40 && ThemeX.TileXSpace < 45) {
MaxTextLen = 17;
} else if (ThemeX.TileXSpace >= 45 && ThemeX.TileXSpace < 50) {
MaxTextLen = 18;
} else if (ThemeX.TileXSpace >= 50) {
MaxTextLen = 19;
// some optimization
if (ThemeX.TileXSpace >= 25) {
MaxTextLen = ThemeX.TileXSpace / 5 + 9;
}
MaxTextLen += EllipsisLen;
// MaxTextLen += EllipsisLen;
XStringW BCSTextX(MaxTextLen);
BCSTextX.StrnCpy(Text, MaxTextLen);
BCSTextX += L"..";
DrawTextXY(BCSTextX, XPos, YPos, XAlign);
// if the text exceeds the given limit
if (TextLen > MaxTextLen) {
BCSText = (__typeof__(BCSText))AllocatePool((sizeof(CHAR16) * MaxTextLen) + 1);
// error check, not enough memory
if (!BCSText) {
return;
}
// copy the permited amound of chars minus the ellipsis
StrnCpyS(BCSText, (MaxTextLen - EllipsisLen) + 1, Text, MaxTextLen - EllipsisLen);
BCSText[MaxTextLen - EllipsisLen] = '\0';
// add ellipsis
StrnCatS(BCSText, MaxTextLen + 1, L"..", EllipsisLen);
// redundant, used for safety measures
BCSText[MaxTextLen] = '\0';
XStringW BCSTextX;
BCSTextX.takeValueFrom(BCSText);
DrawTextXY(BCSTextX, XPos, YPos, XAlign);
FreePool(BCSText);
} else {
// draw full text
XStringW TextX;
TextX.takeValueFrom(Text);
DrawTextXY(TextX, XPos, YPos, XAlign);
}
}
#else
//remains in menu.cpp