HRESULT CUIEdit::Display(int OffsetX, int OffsetY) {
if (!m_Visible) return S_OK;
// hack!
TTextEncoding OrigEncoding = Game->m_TextEncoding;
Game->m_TextEncoding = TEXT_ANSI;
if (m_Back) m_Back->Display(OffsetX + m_PosX, OffsetY + m_PosY, m_Width, m_Height);
if (m_Image) m_Image->Draw(OffsetX + m_PosX, OffsetY + m_PosY, NULL);
// prepare fonts
CBFont *font;
CBFont *sfont;
if (m_Font) font = m_Font;
else font = Game->m_SystemFont;
if (m_FontSelected) sfont = m_FontSelected;
else sfont = font;
bool focused = IsFocused();
m_SelStart = MAX(m_SelStart, 0);
m_SelEnd = MAX(m_SelEnd, 0);
m_SelStart = MIN(m_SelStart, strlen(m_Text));
m_SelEnd = MIN(m_SelEnd, strlen(m_Text));
//int CursorWidth = font->GetCharWidth(m_CursorChar[0]);
int CursorWidth = font->GetTextWidth((byte *)m_CursorChar);
int s1, s2;
bool CurFirst;
// modify scroll offset
if (m_SelStart >= m_SelEnd) {
while (font->GetTextWidth((byte *)m_Text + m_ScrollOffset, std::max(0, m_SelEnd - m_ScrollOffset)) > m_Width - CursorWidth - 2 * m_FrameWidth) {
m_ScrollOffset++;
if (m_ScrollOffset >= strlen(m_Text)) break;
}
m_ScrollOffset = std::min(m_ScrollOffset, m_SelEnd);
s1 = m_SelEnd;
s2 = m_SelStart;
CurFirst = true;
} else {
while (font->GetTextWidth((byte *)m_Text + m_ScrollOffset, std::max(0, m_SelStart - m_ScrollOffset)) +
sfont->GetTextWidth((byte *)(m_Text + std::max(m_ScrollOffset, m_SelStart)), m_SelEnd - std::max(m_ScrollOffset, m_SelStart))
> m_Width - CursorWidth - 2 * m_FrameWidth) {
m_ScrollOffset++;
if (m_ScrollOffset >= strlen(m_Text)) break;
}
m_ScrollOffset = std::min(m_ScrollOffset, m_SelEnd);
s1 = m_SelStart;
s2 = m_SelEnd;
CurFirst = false;
}
int AlignOffset = 0;
for (int Count = 0; Count < 2; Count++) {
// draw text
int xxx, yyy, width, height;
xxx = m_PosX + m_FrameWidth + OffsetX;
yyy = m_PosY + m_FrameWidth + OffsetY;
width = m_PosX + m_Width + OffsetX - m_FrameWidth;
height = std::max(font->GetLetterHeight(), sfont->GetLetterHeight());
if (Game->m_TextRTL) xxx += AlignOffset;
TTextAlign Align = TAL_LEFT;
// unselected 1
if (s1 > m_ScrollOffset) {
if (Count) font->DrawText((byte *)m_Text + m_ScrollOffset, xxx, yyy, width - xxx, Align, height, s1 - m_ScrollOffset);
xxx += font->GetTextWidth((byte *)m_Text + m_ScrollOffset, s1 - m_ScrollOffset);
AlignOffset += font->GetTextWidth((byte *)m_Text + m_ScrollOffset, s1 - m_ScrollOffset);
}
// cursor
if (focused && CurFirst) {
if (Count) {
if (CBPlatform::GetTime() - m_LastBlinkTime >= m_CursorBlinkRate) {
m_LastBlinkTime = CBPlatform::GetTime();
m_CursorVisible = !m_CursorVisible;
}
if (m_CursorVisible)
font->DrawText((byte *)m_CursorChar, xxx, yyy, width - xxx, Align, height, 1);
}
xxx += CursorWidth;
AlignOffset += CursorWidth;
}
// selected
int s3 = std::max(s1, m_ScrollOffset);
if (s2 - s3 > 0) {
if (Count) sfont->DrawText((byte *)m_Text + s3, xxx, yyy, width - xxx, Align, height, s2 - s3);
xxx += sfont->GetTextWidth((byte *)m_Text + s3, s2 - s3);
AlignOffset += sfont->GetTextWidth((byte *)m_Text + s3, s2 - s3);
}
// cursor
if (focused && !CurFirst) {
if (Count) {
if (CBPlatform::GetTime() - m_LastBlinkTime >= m_CursorBlinkRate) {
m_LastBlinkTime = CBPlatform::GetTime();
m_CursorVisible = !m_CursorVisible;
}
if (m_CursorVisible)
font->DrawText((byte *)m_CursorChar, xxx, yyy, width - xxx, Align, height, 1);
}
xxx += CursorWidth;
AlignOffset += CursorWidth;
}
// unselected 2
if (Count) font->DrawText((byte *)m_Text + s2, xxx, yyy, width - xxx, Align, height);
AlignOffset += font->GetTextWidth((byte *)m_Text + s2);
AlignOffset = (m_Width - 2 * m_FrameWidth) - AlignOffset;
if (AlignOffset < 0) AlignOffset = 0;
}
Game->m_Renderer->m_RectList.Add(new CBActiveRect(Game, this, NULL, OffsetX + m_PosX, OffsetY + m_PosY, m_Width, m_Height, 100, 100, false));
Game->m_TextEncoding = OrigEncoding;
return S_OK;
}
