Method DrawButton

src/windows/GuildHeader.cpp:171–236

}

void GuildHeader::DrawButton(HDC hdc, Button& button)
{
	int iconSize = ScaleByDPI(16);
	int sizeX = button.m_rect.right  - button.m_rect.left;
	int sizeY = button.m_rect.bottom - button.m_rect.top;
	int iconX = button.m_rect.left + sizeX / 2 - iconSize / 2;
	int iconY = button.m_rect.top  + sizeY / 2 - iconSize / 2;

	POINT    oldPt;
	COLORREF oldPen = ri::SetDCPenColor(hdc, 0);
	HGDIOBJ  oldObj = SelectObject(hdc, ri::GetDCPen());
	MoveToEx(hdc, 0, 0, &oldPt);

	const int clr = GUILD_HEADER_COLOR_2;
	COLORREF clrA = LerpColor(RGB(255, 255, 255), GetSysColor(clr), 1, 2);
	COLORREF clrB = LerpColor(RGB(0, 0, 0), GetSysColor(clr), 1, 2);

	RECT exp = { iconX - 4, iconY - 4, iconX + 4 + iconSize, iconY + 4 + iconSize };
	exp.left   = std::max(exp.left,   button.m_rect.left);
	exp.top    = std::max(exp.top,    button.m_rect.top);
	exp.right  = std::min(exp.right,  button.m_rect.right);
	exp.bottom = std::min(exp.bottom, button.m_rect.bottom);

	if (IsPlacementGuildType(button.m_placement)) {
		HRGN rgn = CreateRectRgnIndirect(&exp);
		SelectClipRgn(hdc, rgn);
		FillGradient(hdc, &m_rectLeftFull, GUILD_HEADER_COLOR, GUILD_HEADER_COLOR_2, false);
		SelectClipRgn(hdc, NULL);
		DeleteRgn(rgn);
	}
	else {
		FillRect(hdc, &exp, ri::GetSysColorBrush(clr));
	}

	if (button.m_held) {
		iconX++, iconY++;
		std::swap(clrA, clrB);
	}

	if (button.m_hot || button.m_held) {
		ri::SetDCPenColor(hdc, clrA);
		MoveToEx(hdc, exp.left, exp.top, NULL);
		LineTo  (hdc, exp.right, exp.top);
		MoveToEx(hdc, exp.left, exp.top, NULL);
		LineTo  (hdc, exp.left, exp.bottom);
		ri::SetDCPenColor(hdc, clrB);
		MoveToEx(hdc, exp.right - 1, exp.bottom - 1, NULL);
		LineTo  (hdc, exp.right - 1, exp.top - 1);
		MoveToEx(hdc, exp.right - 1, exp.bottom - 1, NULL);
		LineTo  (hdc, exp.left - 1, exp.bottom - 1);
	}

	HICON hicon = GetIcon(button.m_iconID, iconSize);
	DrawIconInvert(
		hdc,
		hicon,
		iconX,
		iconY,