JUCE/extras/Projucer/Source/ComponentEditor/jucer_UtilityFunctions.h

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

   This file is part of the JUCE 6 technical preview.
   Copyright (c) 2017 - ROLI Ltd.

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

   For this technical preview, this file is not subject to commercial licensing.

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

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

#pragma once


//==============================================================================
inline String quotedString (const String& s, bool wrapInTransMacro)
{
    const int embeddedIndex = s.indexOfIgnoreCase ("%%");

    if (embeddedIndex >= 0)
    {
        String s1 (s.substring (0, embeddedIndex));
        String s2 (s.substring (embeddedIndex + 2));
        String code;

        const int closeIndex = s2.indexOf ("%%");

        if (closeIndex > 0)
        {
            code = s2.substring (0, closeIndex).trim();
            s2 = s2.substring (closeIndex + 2);
        }

        if (code.isNotEmpty())
        {
            String result;

            if (s1.isNotEmpty())
                result << quotedString (s1, wrapInTransMacro) << " + ";

            result << code;

            if (s2.isNotEmpty())
                result << " + " << quotedString (s2, wrapInTransMacro);

            return result;
        }
    }

    String lit (CodeHelpers::stringLiteral (s));

    if (wrapInTransMacro && lit.startsWithChar ('"'))
        return "TRANS(" + lit + ")";

    return lit;
}

inline String castToFloat (const String& expression)
{
    if (expression.containsOnly ("0123456789.f"))
    {
        String s (expression.getFloatValue());

        if (s.containsChar ('.'))
            return s + "f";

        return s + ".0f";
    }

    return "static_cast<float> (" + expression + ")";
}

inline void drawResizableBorder (Graphics& g, int w, int h,
                                 const BorderSize<int> borderSize,
                                 const bool isMouseOver,
                                 Colour borderColour)
{
    ignoreUnused (isMouseOver);
    g.setColour (borderColour);

    g.fillRect (0, 0, w, borderSize.getTop());
    g.fillRect (0, 0, borderSize.getLeft(), h);
    g.fillRect (0, h - borderSize.getBottom(), w, borderSize.getBottom());
    g.fillRect (w - borderSize.getRight(), 0, borderSize.getRight(), h);

    g.drawRect (borderSize.getLeft() - 1, borderSize.getTop() - 1,
                w - borderSize.getRight() - borderSize.getLeft() + 2,
                h - borderSize.getTop() - borderSize.getBottom() + 2);
}

inline void drawMouseOverCorners (Graphics& g, int w, int h)
{
    RectangleList<int> r (Rectangle<int> (0, 0, w, h));
    r.subtract (Rectangle<int> (1, 1, w - 2, h - 2));

    const int size = jmin (w / 3, h / 3, 12);
    r.subtract (Rectangle<int> (size, 0, w - size - size, h));
    r.subtract (Rectangle<int> (0, size, w, h - size - size));

    g.setColour (Colours::black);

    for (int i = r.getNumRectangles(); --i >= 0;)
        g.fillRect (r.getRectangle (i));
}