JUCE/modules/juce_gui_basics/positioning/juce_RelativePoint.cpp

/*
  ==============================================================================

   This file is part of the JUCE 7 technical preview.
   Copyright (c) 2022 - Raw Material Software Limited

   You may use this code under the terms of the GPL v3
   (see www.gnu.org/licenses).

   For the technical preview this file cannot be licensed commercially.

   JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
   EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
   DISCLAIMED.

  ==============================================================================
*/

namespace juce
{

namespace RelativePointHelpers
{
    inline void skipComma (String::CharPointerType& s)
    {
        s.incrementToEndOfWhitespace();

        if (*s == ',')
            ++s;
    }
}

//==============================================================================
RelativePoint::RelativePoint()
{
}

RelativePoint::RelativePoint (Point<float> absolutePoint)
    : x (absolutePoint.x), y (absolutePoint.y)
{
}

RelativePoint::RelativePoint (const float x_, const float y_)
    : x (x_), y (y_)
{
}

RelativePoint::RelativePoint (const RelativeCoordinate& x_, const RelativeCoordinate& y_)
    : x (x_), y (y_)
{
}

RelativePoint::RelativePoint (const String& s)
{
    String error;
    String::CharPointerType text (s.getCharPointer());
    x = RelativeCoordinate (Expression::parse (text, error));
    RelativePointHelpers::skipComma (text);
    y = RelativeCoordinate (Expression::parse (text, error));
}

bool RelativePoint::operator== (const RelativePoint& other) const noexcept
{
    return x == other.x && y == other.y;
}

bool RelativePoint::operator!= (const RelativePoint& other) const noexcept
{
    return ! operator== (other);
}

Point<float> RelativePoint::resolve (const Expression::Scope* scope) const
{
    return Point<float> ((float) x.resolve (scope),
                         (float) y.resolve (scope));
}

void RelativePoint::moveToAbsolute (Point<float> newPos, const Expression::Scope* scope)
{
    x.moveToAbsolute (newPos.x, scope);
    y.moveToAbsolute (newPos.y, scope);
}

String RelativePoint::toString() const
{
    return x.toString() + ", " + y.toString();
}

bool RelativePoint::isDynamic() const
{
    return x.isDynamic() || y.isDynamic();
}

} // namespace juce