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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2022 - Raw Material Software Limited
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 7 End-User License
Agreement and JUCE Privacy Policy.
End User License Agreement: www.juce.com/juce-7-licence
Privacy Policy: www.juce.com/juce-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
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
{
BubbleComponent::BubbleComponent()
: allowablePlacements (above | below | left | right)
{
setInterceptsMouseClicks (false, false);
shadow.setShadowProperties (DropShadow (Colours::black.withAlpha (0.35f), 5, Point<int>()));
setComponentEffect (&shadow);
}
BubbleComponent::~BubbleComponent() {}
//==============================================================================
void BubbleComponent::paint (Graphics& g)
{
getLookAndFeel().drawBubble (g, *this, arrowTip.toFloat(), content.toFloat());
g.reduceClipRegion (content);
g.setOrigin (content.getPosition());
paintContent (g, content.getWidth(), content.getHeight());
}
void BubbleComponent::setAllowedPlacement (const int newPlacement)
{
allowablePlacements = newPlacement;
}
//==============================================================================
void BubbleComponent::setPosition (Component* componentToPointTo, int distanceFromTarget, int arrowLength)
{
jassert (componentToPointTo != nullptr);
Rectangle<int> target;
if (Component* p = getParentComponent())
target = p->getLocalArea (componentToPointTo, componentToPointTo->getLocalBounds());
else
target = componentToPointTo->getScreenBounds().transformedBy (getTransform().inverted());
setPosition (target, distanceFromTarget, arrowLength);
}
void BubbleComponent::setPosition (Point<int> arrowTipPos, int arrowLength)
{
setPosition (Rectangle<int> (arrowTipPos.x, arrowTipPos.y, 1, 1), arrowLength, arrowLength);
}
void BubbleComponent::setPosition (Rectangle<int> rectangleToPointTo,
int distanceFromTarget, int arrowLength)
{
{
int contentW = 150, contentH = 30;
getContentSize (contentW, contentH);
content.setBounds (distanceFromTarget, distanceFromTarget, contentW, contentH);
}
const int totalW = content.getWidth() + distanceFromTarget * 2;
const int totalH = content.getHeight() + distanceFromTarget * 2;
auto availableSpace = (getParentComponent() != nullptr ? getParentComponent()->getLocalBounds()
: getParentMonitorArea().transformedBy (getTransform().inverted()));
int spaceAbove = ((allowablePlacements & above) != 0) ? jmax (0, rectangleToPointTo.getY() - availableSpace.getY()) : -1;
int spaceBelow = ((allowablePlacements & below) != 0) ? jmax (0, availableSpace.getBottom() - rectangleToPointTo.getBottom()) : -1;
int spaceLeft = ((allowablePlacements & left) != 0) ? jmax (0, rectangleToPointTo.getX() - availableSpace.getX()) : -1;
int spaceRight = ((allowablePlacements & right) != 0) ? jmax (0, availableSpace.getRight() - rectangleToPointTo.getRight()) : -1;
// look at whether the component is elongated, and if so, try to position next to its longer dimension.
if (rectangleToPointTo.getWidth() > rectangleToPointTo.getHeight() * 2
&& (spaceAbove > totalH + 20 || spaceBelow > totalH + 20))
{
spaceLeft = spaceRight = 0;
}
else if (rectangleToPointTo.getWidth() < rectangleToPointTo.getHeight() / 2
&& (spaceLeft > totalW + 20 || spaceRight > totalW + 20))
{
spaceAbove = spaceBelow = 0;
}
int targetX, targetY;
if (jmax (spaceAbove, spaceBelow) >= jmax (spaceLeft, spaceRight))
{
targetX = rectangleToPointTo.getCentre().x;
arrowTip.x = totalW / 2;
if (spaceAbove >= spaceBelow)
{
// above
targetY = rectangleToPointTo.getY();
arrowTip.y = content.getBottom() + arrowLength;
}
else
{
// below
targetY = rectangleToPointTo.getBottom();
arrowTip.y = content.getY() - arrowLength;
}
}
else
{
targetY = rectangleToPointTo.getCentre().y;
arrowTip.y = totalH / 2;
if (spaceLeft > spaceRight)
{
// on the left
targetX = rectangleToPointTo.getX();
arrowTip.x = content.getRight() + arrowLength;
}
else
{
// on the right
targetX = rectangleToPointTo.getRight();
arrowTip.x = content.getX() - arrowLength;
}
}
setBounds (targetX - arrowTip.x, targetY - arrowTip.y, totalW, totalH);
}
} // namespace juce
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