/**
* Get the horizontal offset of the image within the ImageView.
* <p>
* This will be based off the horizontal alignment constant.
* @return int
*/
int ImageView::getHorizontalOffset() const {
int horizontalOffset = 0;
if (getHorizontalAlignment() == HorizontalAlignment::CENTER) {
horizontalOffset = (getWidth() - animation->getWidth()) / 2;
} else if (getHorizontalAlignment() == HorizontalAlignment::RIGHT) {
horizontalOffset = getWidth() - animation->getWidth();
} else {
horizontalOffset = 0;
}
return horizontalOffset;
}
//----------------------------------------------------------------------------//
Rectf Element::getUnclippedOuterRect_impl(bool skipAllPixelAlignment) const
{
const Sizef pixel_size = skipAllPixelAlignment ?
calculatePixelSize(true) : getPixelSize();
Rectf ret(Vector2f(0, 0), pixel_size);
const Element* parent = getParentElement();
Rectf parent_rect;
if (parent)
{
const CachedRectf& base = parent->getChildContentArea(isNonClient());
parent_rect = skipAllPixelAlignment ? base.getFresh(true) : base.get();
}
else
{
parent_rect = Rectf(Vector2f(0, 0), getRootContainerSize());
}
const Sizef parent_size = parent_rect.getSize();
Vector2f offset = parent_rect.d_min + CoordConverter::asAbsolute(getArea().d_min, parent_size, false);
switch (getHorizontalAlignment())
{
case HA_CENTRE:
offset.d_x += (parent_size.d_width - pixel_size.d_width) * 0.5f;
break;
case HA_RIGHT:
offset.d_x += parent_size.d_width - pixel_size.d_width;
break;
default:
break;
}
switch (getVerticalAlignment())
{
case VA_CENTRE:
offset.d_y += (parent_size.d_height - pixel_size.d_height) * 0.5f;
break;
case VA_BOTTOM:
offset.d_y += parent_size.d_height - pixel_size.d_height;
break;
default:
break;
}
if (d_pixelAligned && !skipAllPixelAlignment)
{
offset = Vector2f(CoordConverter::alignToPixels(offset.d_x),
CoordConverter::alignToPixels(offset.d_y));
}
ret.offset(offset);
return ret;
}
void PatternLayer::draw(Graphics* const TheGraphics, const Pnt2f& TopLeft, const Pnt2f& BottomRight, const Real32 Opacity) const
{
glPushAttrib(GL_ENABLE_BIT | GL_TRANSFORM_BIT);
GLdouble Plane0[4], Plane1[4], Plane2[4], Plane3[4];
glGetClipPlane(GL_CLIP_PLANE0, Plane0);
glGetClipPlane(GL_CLIP_PLANE1, Plane1);
glGetClipPlane(GL_CLIP_PLANE2, Plane2);
glGetClipPlane(GL_CLIP_PLANE3, Plane3);
glEnable(GL_CLIP_PLANE0);
glEnable(GL_CLIP_PLANE1);
glEnable(GL_CLIP_PLANE2);
glEnable(GL_CLIP_PLANE3);
// The clipping plane for the background must get set to inside the
// border of the component. It was the outside of the component,
// so it has to be reset to the stored values from above at the end.
Vec4d LeftPlaneEquation(1.0,0.0,0.0,-TopLeft.x()),
RightPlaneEquation(-1.0,0.0,0.0,BottomRight.x()),
TopPlaneEquation(0.0,1.0,0.0,-TopLeft.y()),
BottomPlaneEquation(0.0,-1.0,0.0,BottomRight.y());
glClipPlane(GL_CLIP_PLANE0,LeftPlaneEquation.getValues());
glClipPlane(GL_CLIP_PLANE1,RightPlaneEquation.getValues());
glClipPlane(GL_CLIP_PLANE2,TopPlaneEquation.getValues());
glClipPlane(GL_CLIP_PLANE3,BottomPlaneEquation.getValues());
//Activate the Texture Transformation
if(getTransformation() != NULL)
{
getTransformation()->activate(TheGraphics->getDrawEnv());
}
Vec2f BackgroundSize (BottomRight - TopLeft);
Vec2f TopLeftTexCoords(0.0f,0.0f);
Vec2f BottomRightTexCoords(1.0f,1.0f);
Real32 RepeatHorizontal;
switch(getHorizontalRepeat())
{
case PATTERN_REPEAT_ABSOLUTE:
RepeatHorizontal = getHorizontalRepeatValue();
break;
case PATTERN_REPEAT_BY_POINT:
default:
RepeatHorizontal = static_cast<Real32>(BottomRight.x() - TopLeft.x())/static_cast<Real32>(getCorrectedPatternSize().x());
break;
}
TopLeftTexCoords[0] = -getHorizontalAlignment() * (RepeatHorizontal -1.0f);
BottomRightTexCoords[0] = TopLeftTexCoords[0] + RepeatHorizontal;
Real32 RepeatVertical;
switch(getVerticalRepeat())
{
case PATTERN_REPEAT_ABSOLUTE:
RepeatVertical = getVerticalRepeatValue();
break;
case PATTERN_REPEAT_BY_POINT:
default:
RepeatVertical = static_cast<Real32>(BottomRight.y() - TopLeft.y())/static_cast<Real32>(getCorrectedPatternSize().y());
break;
}
TopLeftTexCoords[1] = -getVerticalAlignment() * (RepeatVertical - 1.0f);
BottomRightTexCoords[1] = TopLeftTexCoords[1] + RepeatVertical;
TheGraphics->drawQuad(TopLeft, Pnt2f(BottomRight.x(), TopLeft.y()),BottomRight, Pnt2f(TopLeft.x(), BottomRight.y()),
TopLeftTexCoords, Vec2f(BottomRightTexCoords.x(), TopLeftTexCoords.y()), BottomRightTexCoords, Vec2f(TopLeftTexCoords.x(), BottomRightTexCoords.y()),
getColor(), getTexture(), Opacity);
//Deactivate the Texture Transformation
if(getTransformation() != NULL)
{
getTransformation()->deactivate(TheGraphics->getDrawEnv());
}
glPopAttrib();
}