cWidget::Rectangle Class Reference

Processes and renders a simple rectangle with foreground and background gradients. More...

#include <cRectangle.h>

Inheritance diagram for cWidget::Rectangle:

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Collaboration diagram for cWidget::Rectangle:

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List of all members.

Public Member Functions
virtual	~Rectangle ()
void	Render ()
	Do- nothing destructor.
virtual bool	Process (tXmlParser::node cur)
	Passes on to all Process() functions of the base classes and calls Base::DisplayError() on failure.

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Detailed Description

Processes and renders a simple rectangle with foreground and background gradients.

Definition at line 43 of file cRectangle.h.

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Constructor & Destructor Documentation

virtual cWidget::Rectangle::~Rectangle

(

)

[inline, virtual]

Definition at line 45 of file cRectangle.h.

{ }; 

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Member Function Documentation

void cWidget::Rectangle::Render

(

)

[virtual]

Do- nothing destructor.

Renders the rectangle

Implements cWidget::Base.

Definition at line 50 of file cRectangle.cpp.

References rGradient::BeginDraw(), rGradient::DrawRect(), vValue::Type::Set::GetMax(), vValue::Type::Set::GetMin(), vValue::Type::Set::GetVal(), cWidget::WithBackground::m_background, cWidget::WithSingleData::m_data, cWidget::WithForeground::m_foreground, cWidget::WithCoordinates::m_position, cWidget::WithCoordinates::m_size, max(), rGradient::SetGradientEdges(), rGradient::SetValue(), tCoord::x, and tCoord::y.

                       {
    float val=m_data.GetVal().GetFloat();
    float min=m_data.GetMin().GetFloat();
    float max=m_data.GetMax().GetFloat();
    float where = (val-min)/(max-min);

    const tCoord edge1(tCoord(m_position.x-m_size.x, m_position.y+m_size.y));
    const tCoord edge2(tCoord(m_position.x+m_size.x, m_position.y-m_size.y));

    m_foreground.SetGradientEdges(edge1, edge2);
    m_background.SetGradientEdges(edge1, edge2);

    glEnable(GL_ALPHA_TEST);
    glAlphaFunc(GL_GREATER,0);

    m_foreground.SetValue(where);
    m_background.SetValue(where);

    m_background.BeginDraw();
    m_background.DrawRect(edge1, edge2);
}

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bool cWidget::Rectangle::Process

(

tXmlParser::node

cur

)

[virtual]

Passes on to all Process() functions of the base classes and calls Base::DisplayError() on failure.

Reimplemented from cWidget::WithCoordinates.

Definition at line 37 of file cRectangle.cpp.

References cWidget::Base::DisplayError(), cWidget::WithCoordinates::Process(), cWidget::WithForeground::Process(), cWidget::WithBackground::Process(), and cWidget::WithSingleData::Process().

                                          {
    if (
        WithSingleData  ::Process(cur) ||
        WithBackground  ::Process(cur) ||
        WithForeground  ::Process(cur) ||
        WithCoordinates ::Process(cur))
        return true;
    else {
        DisplayError(cur);
        return false;
    }
}

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The documentation for this class was generated from the following files:

• src/tron/cockpit/cRectangle.h
• src/tron/cockpit/cRectangle.cpp

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