- clean working copy for leaving SVN

2022-06-28 19:04:46 +02:00
parent 62a2d47cb3
commit 762b8f0e7d
1966 changed files with 699872 additions and 126 deletions
@@ -0,0 +1,107 @@
+/*
+  ==============================================================================
+
+   This file is part of the JUCE library.
+   Copyright (c) 2013 - Raw Material Software 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.
+
+  ==============================================================================
+*/
+
+ResizableEdgeComponent::ResizableEdgeComponent (Component* const componentToResize,
+                                                ComponentBoundsConstrainer* const constrainer_,
+                                                Edge edge_)
+   : component (componentToResize),
+     constrainer (constrainer_),
+     edge (edge_)
+{
+    setRepaintsOnMouseActivity (true);
+    setMouseCursor (isVertical() ? MouseCursor::LeftRightResizeCursor
+                                 : MouseCursor::UpDownResizeCursor);
+}
+
+ResizableEdgeComponent::~ResizableEdgeComponent()
+{
+}
+
+//==============================================================================
+bool ResizableEdgeComponent::isVertical() const noexcept
+{
+    return edge == leftEdge || edge == rightEdge;
+}
+
+void ResizableEdgeComponent::paint (Graphics& g)
+{
+    getLookAndFeel().drawStretchableLayoutResizerBar (g, getWidth(), getHeight(), isVertical(),
+                                                      isMouseOver(), isMouseButtonDown());
+}
+
+void ResizableEdgeComponent::mouseDown (const MouseEvent&)
+{
+    if (component == nullptr)
+    {
+        jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+        return;
+    }
+
+    originalBounds = component->getBounds();
+
+    if (constrainer != nullptr)
+        constrainer->resizeStart();
+}
+
+void ResizableEdgeComponent::mouseDrag (const MouseEvent& e)
+{
+    if (component == nullptr)
+    {
+        jassertfalse; // You've deleted the component that this resizer was supposed to be using!
+        return;
+    }
+
+    Rectangle<int> newBounds (originalBounds);
+
+    switch (edge)
+    {
+        case leftEdge:      newBounds.setLeft (jmin (newBounds.getRight(), newBounds.getX() + e.getDistanceFromDragStartX())); break;
+        case rightEdge:     newBounds.setWidth (jmax (0, newBounds.getWidth() + e.getDistanceFromDragStartX())); break;
+        case topEdge:       newBounds.setTop (jmin (newBounds.getBottom(), newBounds.getY() + e.getDistanceFromDragStartY())); break;
+        case bottomEdge:    newBounds.setHeight (jmax (0, newBounds.getHeight() + e.getDistanceFromDragStartY())); break;
+        default:            jassertfalse; break;
+    }
+
+    if (constrainer != nullptr)
+    {
+        constrainer->setBoundsForComponent (component, newBounds,
+                                            edge == topEdge,
+                                            edge == leftEdge,
+                                            edge == bottomEdge,
+                                            edge == rightEdge);
+    }
+    else
+    {
+        if (Component::Positioner* const pos = component->getPositioner())
+            pos->applyNewBounds (newBounds);
+        else
+            component->setBounds (newBounds);
+    }
+}
+
+void ResizableEdgeComponent::mouseUp (const MouseEvent&)
+{
+    if (constrainer != nullptr)
+        constrainer->resizeEnd();
+}