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JUCE/extras/Projucer/Source/ComponentEditor/Properties/jucer_PositionPropertyBase.h
2023-09-18 11:24:19 +01:00

469 lines
17 KiB
C++

/*
==============================================================================
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.
==============================================================================
*/
#pragma once
#include "../UI/jucer_PaintRoutineEditor.h"
#include "../UI/jucer_ComponentLayoutEditor.h"
//==============================================================================
/**
Base class for a property that edits the x, y, w, or h of a PositionedRectangle.
*/
class PositionPropertyBase : public PropertyComponent,
protected ChangeListener
{
public:
enum ComponentPositionDimension
{
componentX = 0,
componentY = 1,
componentWidth = 2,
componentHeight = 3
};
PositionPropertyBase (Component* comp,
const String& name,
ComponentPositionDimension dimension_,
const bool includeAnchorOptions_,
const bool allowRelativeOptions_,
ComponentLayout* layout_)
: PropertyComponent (name),
layout (layout_),
button ("mode"),
component (comp),
dimension (dimension_),
includeAnchorOptions (includeAnchorOptions_),
allowRelativeOptions (allowRelativeOptions_)
{
addAndMakeVisible (button);
button.setTriggeredOnMouseDown (true);
button.setConnectedEdges (TextButton::ConnectedOnLeft | TextButton::ConnectedOnRight);
button.onClick = [this]
{
SafePointer<PositionPropertyBase> safeThis { this };
showMenu (layout, [safeThis] (bool shouldRefresh)
{
if (safeThis == nullptr)
return;
if (shouldRefresh)
safeThis->refresh(); // (to clear the text editor if it's got focus)
});
};
textEditor.reset (new PositionPropLabel (*this));
addAndMakeVisible (textEditor.get());
}
String getText() const
{
RelativePositionedRectangle rpr (getPosition());
PositionedRectangle& p = rpr.rect;
String s;
switch (dimension)
{
case componentX:
if (p.getPositionModeX() == PositionedRectangle::proportionOfParentSize)
s << valueToString (p.getX() * 100.0) << '%';
else
s << valueToString (p.getX());
break;
case componentY:
if (p.getPositionModeY() == PositionedRectangle::proportionOfParentSize)
s << valueToString (p.getY() * 100.0) << '%';
else
s << valueToString (p.getY());
break;
case componentWidth:
if (p.getWidthMode() == PositionedRectangle::proportionalSize)
s << valueToString (p.getWidth() * 100.0) << '%';
else
s << valueToString (p.getWidth());
break;
case componentHeight:
if (p.getHeightMode() == PositionedRectangle::proportionalSize)
s << valueToString (p.getHeight() * 100.0) << '%';
else
s << valueToString (p.getHeight());
break;
default:
jassertfalse;
break;
};
return s;
}
static String valueToString (const double n)
{
return String (roundToInt (n * 1000.0) / 1000.0);
}
void setText (const String& newText)
{
RelativePositionedRectangle rpr (getPosition());
PositionedRectangle p (rpr.rect);
const double value = newText.getDoubleValue();
switch (dimension)
{
case componentX:
if (p.getPositionModeX() == PositionedRectangle::proportionOfParentSize)
p.setX (value / 100.0);
else
p.setX (value);
break;
case componentY:
if (p.getPositionModeY() == PositionedRectangle::proportionOfParentSize)
p.setY (value / 100.0);
else
p.setY (value);
break;
case componentWidth:
if (p.getWidthMode() == PositionedRectangle::proportionalSize)
p.setWidth (value / 100.0);
else
p.setWidth (value);
break;
case componentHeight:
if (p.getHeightMode() == PositionedRectangle::proportionalSize)
p.setHeight (value / 100.0);
else
p.setHeight (value);
break;
default:
jassertfalse;
break;
};
if (p != rpr.rect)
{
rpr.rect = p;
setPosition (rpr);
}
}
void changeListenerCallback (ChangeBroadcaster*)
{
refresh();
}
void showMenu (ComponentLayout* compLayout, std::function<void (bool)> callback)
{
RelativePositionedRectangle rpr (getPosition());
PositionedRectangle p (rpr.rect);
PositionedRectangle::AnchorPoint xAnchor = p.getAnchorPointX();
PositionedRectangle::AnchorPoint yAnchor = p.getAnchorPointY();
PositionedRectangle::PositionMode xMode = p.getPositionModeX();
PositionedRectangle::PositionMode yMode = p.getPositionModeY();
PositionedRectangle::SizeMode sizeW = p.getWidthMode();
PositionedRectangle::SizeMode sizeH = p.getHeightMode();
String relCompName ("parent");
if (Component* const relComp = compLayout != nullptr ? compLayout->getComponentRelativePosTarget (component, (int) dimension)
: nullptr)
relCompName = compLayout->getComponentMemberVariableName (relComp);
jassert (relCompName.isNotEmpty());
PopupMenu m;
if (dimension == componentX || dimension == componentY)
{
const PositionedRectangle::PositionMode posMode = (dimension == componentX) ? xMode : yMode;
m.addItem (10, ((dimension == componentX) ? "Absolute distance from left of "
: "Absolute distance from top of ") + relCompName,
true, posMode == PositionedRectangle::absoluteFromParentTopLeft);
m.addItem (11, ((dimension == componentX) ? "Absolute distance from right of "
: "Absolute distance from bottom of ") + relCompName,
true, posMode == PositionedRectangle::absoluteFromParentBottomRight);
m.addItem (12, "Absolute distance from centre of " + relCompName,
true, posMode == PositionedRectangle::absoluteFromParentCentre);
m.addItem (13, ((dimension == componentX) ? "Percentage of width of "
: "Percentage of height of ") + relCompName,
true, posMode == PositionedRectangle::proportionOfParentSize);
m.addSeparator();
if (includeAnchorOptions)
{
const PositionedRectangle::AnchorPoint anchor = (dimension == componentX) ? xAnchor : yAnchor;
m.addItem (14, (dimension == componentX) ? "Anchored at left of component"
: "Anchored at top of component",
true, anchor == PositionedRectangle::anchorAtLeftOrTop);
m.addItem (15, "Anchored at centre of component", true, anchor == PositionedRectangle::anchorAtCentre);
m.addItem (16, (dimension == componentX) ? "Anchored at right of component"
: "Anchored at bottom of component",
true, anchor == PositionedRectangle::anchorAtRightOrBottom);
}
}
else
{
const PositionedRectangle::SizeMode sizeMode = (dimension == componentWidth) ? sizeW : sizeH;
m.addItem (20, (dimension == componentWidth) ? "Absolute width"
: "Absolute height",
true, sizeMode == PositionedRectangle::absoluteSize);
m.addItem (21, ((dimension == componentWidth) ? "Percentage of width of "
: "Percentage of height of ") + relCompName,
true, sizeMode == PositionedRectangle::proportionalSize);
m.addItem (22, ((dimension == componentWidth) ? "Subtracted from width of "
: "Subtracted from height of ") + relCompName,
true, sizeMode == PositionedRectangle::parentSizeMinusAbsolute);
}
if (allowRelativeOptions && compLayout != nullptr)
{
m.addSeparator();
m.addSubMenu ("Relative to", compLayout->getRelativeTargetMenu (component, (int) dimension));
}
m.showMenuAsync (PopupMenu::Options().withTargetComponent (&button),
[compLayout, callback, xAnchor, yAnchor, xMode, yMode, sizeW, sizeH, p, rpr,
ref = SafePointer<PositionPropertyBase> { this }] (int menuResult) mutable
{
if (menuResult == 0 || ref == nullptr)
{
callback (false);
return;
}
switch (menuResult)
{
case 10:
if (ref->dimension == componentX)
xMode = PositionedRectangle::absoluteFromParentTopLeft;
else
yMode = PositionedRectangle::absoluteFromParentTopLeft;
break;
case 11:
if (ref->dimension == componentX)
xMode = PositionedRectangle::absoluteFromParentBottomRight;
else
yMode = PositionedRectangle::absoluteFromParentBottomRight;
break;
case 12:
if (ref->dimension == componentX)
xMode = PositionedRectangle::absoluteFromParentCentre;
else
yMode = PositionedRectangle::absoluteFromParentCentre;
break;
case 13:
if (ref->dimension == componentX)
xMode = PositionedRectangle::proportionOfParentSize;
else
yMode = PositionedRectangle::proportionOfParentSize;
break;
case 14:
if (ref->dimension == componentX)
xAnchor = PositionedRectangle::anchorAtLeftOrTop;
else
yAnchor = PositionedRectangle::anchorAtLeftOrTop;
break;
case 15:
if (ref->dimension == componentX)
xAnchor = PositionedRectangle::anchorAtCentre;
else
yAnchor = PositionedRectangle::anchorAtCentre;
break;
case 16:
if (ref->dimension == componentX)
xAnchor = PositionedRectangle::anchorAtRightOrBottom;
else
yAnchor = PositionedRectangle::anchorAtRightOrBottom;
break;
case 20:
if (ref->dimension == componentWidth)
sizeW = PositionedRectangle::absoluteSize;
else
sizeH = PositionedRectangle::absoluteSize;
break;
case 21:
if (ref->dimension == componentWidth)
sizeW = PositionedRectangle::proportionalSize;
else
sizeH = PositionedRectangle::proportionalSize;
break;
case 22:
if (ref->dimension == componentWidth)
sizeW = PositionedRectangle::parentSizeMinusAbsolute;
else
sizeH = PositionedRectangle::parentSizeMinusAbsolute;
break;
default:
if (ref->allowRelativeOptions && compLayout != nullptr)
compLayout->processRelativeTargetMenuResult (ref->component, (int) ref->dimension, menuResult);
break;
}
const auto parentArea = [&]() -> Rectangle<int>
{
if (ref->component->findParentComponentOfClass<ComponentLayoutEditor>() != nullptr)
return { ref->component->getParentWidth(), ref->component->getParentHeight() };
if (auto pre = dynamic_cast<PaintRoutineEditor*> (ref->component->getParentComponent()))
return pre->getComponentArea();
jassertfalse;
return {};
}();
int x, xw, y, yh, w, h;
rpr.getRelativeTargetBounds (parentArea, compLayout, x, xw, y, yh, w, h);
PositionedRectangle xyRect (p);
PositionedRectangle whRect (p);
xyRect.setModes (xAnchor, xMode, yAnchor, yMode, sizeW, sizeH,
Rectangle<int> (x, y, xw, yh));
whRect.setModes (xAnchor, xMode, yAnchor, yMode, sizeW, sizeH,
Rectangle<int> (x, y, w, h));
p.setModes (xAnchor, xMode, yAnchor, yMode, sizeW, sizeH,
Rectangle<int> (x, y, xw, yh));
p.setX (xyRect.getX());
p.setY (xyRect.getY());
p.setWidth (whRect.getWidth());
p.setHeight (whRect.getHeight());
if (p != rpr.rect)
{
rpr.rect = p;
ref->setPosition (rpr);
}
callback (true);
});
}
void resized()
{
const Rectangle<int> r (getLookAndFeel().getPropertyComponentContentPosition (*this));
button.changeWidthToFitText (r.getHeight());
button.setTopRightPosition (r.getRight(), r.getY());
textEditor->setBounds (r.getX(), r.getY(), button.getX() - r.getX(), r.getHeight());
}
void refresh()
{
textEditor->setText (getText(), dontSendNotification);
}
void textWasEdited()
{
const String newText (textEditor->getText());
if (getText() != newText)
setText (newText);
}
//==============================================================================
virtual void setPosition (const RelativePositionedRectangle& newPos) = 0;
virtual RelativePositionedRectangle getPosition() const = 0;
protected:
class PositionPropLabel : public Label
{
public:
PositionPropLabel (PositionPropertyBase& owner_)
: Label (String(), String()),
owner (owner_)
{
setEditable (true, true, false);
updateLookAndFeel();
}
TextEditor* createEditorComponent() override
{
TextEditor* ed = Label::createEditorComponent();
ed->setInputRestrictions (14, "0123456789.-%");
return ed;
}
void textWasEdited() override
{
owner.textWasEdited();
}
void lookAndFeelChanged() override
{
updateLookAndFeel();
}
private:
void updateLookAndFeel()
{
setColour (backgroundColourId, findColour (widgetBackgroundColourId));
setColour (textColourId, findColour (widgetTextColourId));
}
PositionPropertyBase& owner;
};
ComponentLayout* layout;
std::unique_ptr<PositionPropLabel> textEditor;
TextButton button;
Component* component;
ComponentPositionDimension dimension;
const bool includeAnchorOptions, allowRelativeOptions;
};