cWidget::Map::ClipperRect Class Reference

Inheritance diagram for cWidget::Map::ClipperRect:

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Collaboration diagram for cWidget::Map::ClipperRect:

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List of all members.

Public Member Functions
void	Begin (Map &map, tCoord const &e1, tCoord const &e2)
void	End ()
Static Public Member Functions
static Clipper *	create ()

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Detailed Description

Definition at line 100 of file cMap.h.

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Member Function Documentation

static Clipper* cWidget::Map::ClipperRect::create

(

)

[inline, static]

Definition at line 102 of file cMap.h.

Referenced by cWidget::Map::Mode::Mode().

{return new ClipperRect;}

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void cWidget::Map::ClipperRect::Begin	(	Map &	map,
		tCoord const &	e1,
		tCoord const &	e2
	)			[virtual]

Implements cWidget::Map::Clipper.

Definition at line 62 of file cMap.cpp.

References rGradient::BeginDraw(), rGradient::DrawPoint(), rGradient::DrawRect(), glBegin, glEnd, cWidget::WithBackground::m_background, cWidget::WithForeground::m_foreground, rGradient::SetGradientEdges(), tCoord::x, and tCoord::y.

                                                                       {
    // set clipping frame in map coordinates
    GLdouble pl0[4] = {1.0, 0.0, 0.0, -e1.x };
    GLdouble pl1[4] = {-1.0, 0.0, 0.0, e2.x };
    GLdouble pl2[4] = {0.0, 1.0, 0.0, -e1.y };
    GLdouble pl3[4] = {0.0, -1.0, 0.0, e2.y };
    glClipPlane(GL_CLIP_PLANE0, pl0);
    glEnable(GL_CLIP_PLANE0);
    glClipPlane(GL_CLIP_PLANE1, pl1);
    glEnable(GL_CLIP_PLANE1);
    glClipPlane(GL_CLIP_PLANE2, pl2);
    glEnable(GL_CLIP_PLANE2);
    glClipPlane(GL_CLIP_PLANE3, pl3);
    glEnable(GL_CLIP_PLANE3);
    // Add frame ...
    map.m_foreground.BeginDraw();
    glBegin(GL_LINE_STRIP);
    //TODO: this should use a function of the rGradient.
    map.m_foreground.DrawPoint(e1);
    map.m_foreground.DrawPoint(tCoord(e2.x, e1.y));
    map.m_foreground.DrawPoint(e2);
    map.m_foreground.DrawPoint(tCoord(e1.x, e2.y));
    map.m_foreground.DrawPoint(e1);
    glEnd();
    map.m_background.SetGradientEdges(e1, e2);
    map.m_background.DrawRect(e1, e2);
}

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void cWidget::Map::ClipperRect::End

(

void

)

[virtual]

Implements cWidget::Map::Clipper.

Definition at line 90 of file cMap.cpp.

                         {
    glDisable(GL_CLIP_PLANE0);
    glDisable(GL_CLIP_PLANE1);
    glDisable(GL_CLIP_PLANE2);
    glDisable(GL_CLIP_PLANE3);
}

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

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

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