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Gfx: Handle failed creation of D2D text layout

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This commit is contained in:
Birunthan Mohanathas
2013-10-15 17:08:40 +03:00
parent 6d243711a6
commit ca41a4575c
3 changed files with 81 additions and 82 deletions
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109
Common/Gfx/CanvasD2D.cpp
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@ -318,69 +318,68 @@ void CanvasD2D::DrawTextW(const WCHAR* str, UINT strLen, const TextFormat& forma
Microsoft::WRL::ComPtr<ID2D1SolidColorBrush> solidBrush;
HRESULT hr = m_Target->CreateSolidColorBrush(ToColorF(color), solidBrush.GetAddressOf());
if (SUCCEEDED(hr))
if (FAILED(hr)) return;
TextFormatD2D& formatD2D = (TextFormatD2D&)format;
if (!formatD2D.CreateLayout(
str, strLen, rect.Width, rect.Height, !m_AccurateText && m_TextAntiAliasing)) return;
D2D1_POINT_2F drawPosition;
drawPosition.x = [&]()
{
TextFormatD2D& formatD2D = (TextFormatD2D&)format;
formatD2D.CreateLayout(
str, strLen, rect.Width, rect.Height, !m_AccurateText && m_TextAntiAliasing);
D2D1_POINT_2F drawPosition;
drawPosition.x = [&]()
if (!m_AccurateText)
{
if (!m_AccurateText)
const float xOffset = formatD2D.m_TextFormat->GetFontSize() / 6.0f;
switch (formatD2D.GetHorizontalAlignment())
{
const float xOffset = formatD2D.m_TextFormat->GetFontSize() / 6.0f;
switch (formatD2D.GetHorizontalAlignment())
{
case HorizontalAlignment::Left: return rect.X + xOffset;
case HorizontalAlignment::Right: return rect.X - xOffset;
}
}
return rect.X;
} ();
drawPosition.y = [&]()
{
// GDI+ compatibility.
float yPos = rect.Y - formatD2D.m_LineGap;
switch (formatD2D.GetVerticalAlignment())
{
case VerticalAlignment::Bottom: yPos -= formatD2D.m_ExtraHeight; break;
case VerticalAlignment::Center: yPos -= formatD2D.m_ExtraHeight / 2; break;
}
return yPos;
} ();
if (formatD2D.m_Trimming)
{
D2D1_RECT_F clipRect = ToRectF(rect);
if (m_CanUseAxisAlignClip)
{
m_Target->PushAxisAlignedClip(clipRect, D2D1_ANTIALIAS_MODE_ALIASED);
}
else
{
const D2D1_LAYER_PARAMETERS layerParams =
D2D1::LayerParameters(clipRect, nullptr, D2D1_ANTIALIAS_MODE_ALIASED);
m_Target->PushLayer(layerParams, nullptr);
case HorizontalAlignment::Left: return rect.X + xOffset;
case HorizontalAlignment::Right: return rect.X - xOffset;
}
}
m_Target->DrawTextLayout(drawPosition, formatD2D.m_TextLayout.Get(), solidBrush.Get());
return rect.X;
} ();
if (formatD2D.m_Trimming)
drawPosition.y = [&]()
{
// GDI+ compatibility.
float yPos = rect.Y - formatD2D.m_LineGap;
switch (formatD2D.GetVerticalAlignment())
{
if (m_CanUseAxisAlignClip)
{
m_Target->PopAxisAlignedClip();
}
else
{
m_Target->PopLayer();
}
case VerticalAlignment::Bottom: yPos -= formatD2D.m_ExtraHeight; break;
case VerticalAlignment::Center: yPos -= formatD2D.m_ExtraHeight / 2; break;
}
return yPos;
} ();
if (formatD2D.m_Trimming)
{
D2D1_RECT_F clipRect = ToRectF(rect);
if (m_CanUseAxisAlignClip)
{
m_Target->PushAxisAlignedClip(clipRect, D2D1_ANTIALIAS_MODE_ALIASED);
}
else
{
const D2D1_LAYER_PARAMETERS layerParams =
D2D1::LayerParameters(clipRect, nullptr, D2D1_ANTIALIAS_MODE_ALIASED);
m_Target->PushLayer(layerParams, nullptr);
}
}
m_Target->DrawTextLayout(drawPosition, formatD2D.m_TextLayout.Get(), solidBrush.Get());
if (formatD2D.m_Trimming)
{
if (m_CanUseAxisAlignClip)
{
m_Target->PopAxisAlignedClip();
}
else
{
m_Target->PopLayer();
}
}
}