Aspose::Words::Rendering::OfficeMathRenderer::OfficeMathRenderer constructor
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]OfficeMathRenderer::OfficeMathRenderer constructor
Initializes a new instance of this class.
Aspose::Words::Rendering::OfficeMathRenderer::OfficeMathRenderer(const System::SharedPtr<Aspose::Words::Math::OfficeMath> &math)
Parameter | Type | Description |
---|---|---|
math | const System::SharedPtr<Aspose::Words::Math::OfficeMath>& | The OfficeMath object that you want to render. |
Examples
Shows how to measure and scale shapes.
auto doc = MakeObject<Document>(MyDir + u"Office math.docx");
auto officeMath = System::ExplicitCast<OfficeMath>(doc->GetChild(NodeType::OfficeMath, 0, true));
auto renderer = MakeObject<OfficeMathRenderer>(officeMath);
// Verify the size of the image that the OfficeMath object will create when we render it.
ASSERT_NEAR(119.0f, renderer->get_SizeInPoints().get_Width(), 0.3f);
ASSERT_NEAR(13.0f, renderer->get_SizeInPoints().get_Height(), 0.1f);
ASSERT_NEAR(119.0f, renderer->get_BoundsInPoints().get_Width(), 0.3f);
ASSERT_NEAR(13.0f, renderer->get_BoundsInPoints().get_Height(), 0.1f);
// Shapes with transparent parts may contain different values in the "OpaqueBoundsInPoints" properties.
ASSERT_NEAR(119.0f, renderer->get_OpaqueBoundsInPoints().get_Width(), 0.3f);
ASSERT_NEAR(14.2f, renderer->get_OpaqueBoundsInPoints().get_Height(), 0.1f);
// Get the shape size in pixels, with linear scaling to a specific DPI.
System::Drawing::Rectangle bounds = renderer->GetBoundsInPixels(1.0f, 96.0f);
ASSERT_EQ(159, bounds.get_Width());
ASSERT_EQ(18, bounds.get_Height());
// Get the shape size in pixels, but with a different DPI for the horizontal and vertical dimensions.
bounds = renderer->GetBoundsInPixels(1.0f, 96.0f, 150.0f);
ASSERT_EQ(159, bounds.get_Width());
ASSERT_EQ(28, bounds.get_Height());
// The opaque bounds may vary here also.
bounds = renderer->GetOpaqueBoundsInPixels(1.0f, 96.0f);
ASSERT_EQ(159, bounds.get_Width());
ASSERT_EQ(18, bounds.get_Height());
bounds = renderer->GetOpaqueBoundsInPixels(1.0f, 96.0f, 150.0f);
ASSERT_EQ(159, bounds.get_Width());
ASSERT_EQ(30, bounds.get_Height());
See Also
- Class OfficeMath
- Class OfficeMathRenderer
- Namespace Aspose::Words::Rendering
- Library Aspose.Words for C++