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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
#ifndef JUCER_POINTCOMPONENT_H_INCLUDED
#define JUCER_POINTCOMPONENT_H_INCLUDED
#include "jucer_ElementSiblingComponent.h"
#include "../ui/jucer_PaintRoutineEditor.h"
//==============================================================================
class PointComponent : public ElementSiblingComponent
{
public:
PointComponent (PaintElement* const e)
: ElementSiblingComponent (e)
{
setSize (11, 11);
setMouseCursor (MouseCursor::UpDownLeftRightResizeCursor);
}
virtual RelativePositionedRectangle getPosition() = 0;
virtual void setPosition (const RelativePositionedRectangle& newPos) = 0;
void updatePosition() override
{
if (dynamic_cast<PaintRoutineEditor*> (getParentComponent()) != nullptr)
{
const Rectangle<int> area (((PaintRoutineEditor*) getParentComponent())->getComponentArea());
const Rectangle<int> r (getPosition().getRectangle (area, owner->getDocument()->getComponentLayout()));
setCentrePosition (r.getX(), r.getY());
}
}
//==============================================================================
void paint (Graphics& g) override
{
g.setColour (Colours::white);
g.drawEllipse (2.0f, 2.0f, getWidth() - 4.0f, getHeight() - 4.0f, 2.0f);
g.setColour (Colours::black);
g.drawEllipse (1.0f, 1.0f, getWidth() - 2.0f, getHeight() - 2.0f, 2.0f);
}
//==============================================================================
void mouseDown (const MouseEvent&) override
{
const Rectangle<int> area (((PaintRoutineEditor*) getParentComponent())->getComponentArea());
dragX = getX() + getWidth() / 2 - area.getX();
dragY = getY() + getHeight() / 2 - area.getY();
}
void mouseDrag (const MouseEvent& e) override
{
const Rectangle<int> area (((PaintRoutineEditor*) getParentComponent())->getComponentArea());
int x = dragX + e.getDistanceFromDragStartX();
int y = dragY + e.getDistanceFromDragStartY();
if (JucerDocument* const document = owner->getDocument())
{
x = document->snapPosition (x);
y = document->snapPosition (y);
const RelativePositionedRectangle original (getPosition());
RelativePositionedRectangle pr (original);
Rectangle<int> r (pr.getRectangle (Rectangle<int> (0, 0, area.getWidth(), area.getHeight()),
document->getComponentLayout()));
r.setPosition (x, y);
pr.updateFrom (r.getX(), r.getY(), r.getWidth(), r.getHeight(),
Rectangle<int> (0, 0, area.getWidth(), area.getHeight()),
document->getComponentLayout());
if (pr != original)
setPosition (pr);
}
}
void mouseUp (const MouseEvent&) override
{
}
private:
int dragX, dragY;
};
#endif // JUCER_POINTCOMPONENT_H_INCLUDED
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