Gfx: Minor tweaks

This commit is contained in:
Birunthan Mohanathas 2013-08-12 18:50:48 +03:00
parent 12e0564f3e
commit db9e220207
2 changed files with 23 additions and 10 deletions

View File

@ -84,13 +84,15 @@ void TextFormatD2D::CreateLayout(
textLayout1->SetCharacterSpacing(emOffset, emOffset, 0.0f, range);
}
// If only one line is visible, disable wrapping so that as much text as possible is shown
// after trimming.
// TODO: Fix this for when more than one line is visible.
UINT32 lineCount = 0;
DWRITE_LINE_METRICS lineMetrics[2];
HRESULT hr = m_TextLayout->GetLineMetrics(lineMetrics, _countof(lineMetrics), &lineCount);
if (SUCCEEDED(hr) &&
if (SUCCEEDED(hr))
{
// If only one line is visible, disable wrapping so that as much text as possible is shown
// after trimming.
// TODO: Fix this for when more than one line is visible.
if (lineCount >= 2 &&
lineMetrics[0].isTrimmed &&
lineMetrics[1].isTrimmed &&
lineMetrics[1].height == 0.0f)
@ -99,6 +101,7 @@ void TextFormatD2D::CreateLayout(
}
}
}
}
}
void TextFormatD2D::SetProperties(

View File

@ -45,7 +45,9 @@ public:
std::unique_ptr<TextFormatD2D> textFormat((TextFormatD2D*)m_D2D->CreateTextFormat());
textFormat->SetProperties(L"Arial", 10, false, false, nullptr);
DWRITE_TEXT_METRICS metrics = textFormat->GetMetrics(L"test", 4, true);
DWRITE_TEXT_METRICS metrics;
metrics = textFormat->GetMetrics(L"test", 4, true);
Assert::AreEqual(26, (int)metrics.width);
Assert::AreEqual(16, (int)metrics.height);
@ -59,14 +61,22 @@ public:
std::unique_ptr<TextFormatD2D> textFormat((TextFormatD2D*)m_D2D->CreateTextFormat());
textFormat->SetProperties(L"Arial", 10, false, false, nullptr);
DWRITE_TEXT_METRICS metrics = textFormat->GetMetrics(L"test\n", 5, false);
DWRITE_TEXT_METRICS metrics;
metrics = textFormat->GetMetrics(L"test\n", 5, false);
Assert::AreEqual(15, (int)metrics.height);
metrics = textFormat->GetMetrics(L"test\r\n", 6, false);
Assert::AreEqual(15, (int)metrics.height);
metrics = textFormat->GetMetrics(L"test\n ", 6, false);
Assert::AreEqual(30, (int)metrics.height);
metrics = textFormat->GetMetrics(L"test\r\n ", 7, false);
Assert::AreEqual(30, (int)metrics.height);
metrics = textFormat->GetMetrics(L"test\n\n", 6, false);
Assert::AreEqual(30, (int)metrics.height);
metrics = textFormat->GetMetrics(L"test\r\n\r\n", 8, false);
Assert::AreEqual(30, (int)metrics.height);
}
};