Clean project structure.

src/ui/ui_controls/Button.cpp

@@ -0,0 +1,110 @@
+#include "Button.h"
+
+#include "TextNode.h"
+#include "GeometryNode.h"
+#include "TransformNode.h"
+
+#include "MouseEvent.h"
+#include "FileLogger.h"
+
+Button::Button()
+    : Widget(),
+      mLabel(),
+      mCachedColor(255, 255, 255),
+      mClickedColor(Color(180, 180, 180)),
+      mClickFunc()
+{
+    mName = "Button";
+}
+
+Button::~Button()
+{
+
+}
+
+std::unique_ptr<Button> Button::Create()
+{
+    return std::make_unique<Button>();
+}
+
+void Button::setOnClickFunction(clickFunc func)
+{
+    mClickFunc = func;
+}
+
+void Button::setLabel(const std::string& text)
+{
+    if (text != mLabel)
+    {
+        mLabel = text;
+        mContentDirty = true;
+    }
+}
+
+void Button::onMyMouseEvent(const MouseEvent* event)
+{
+    MLOG_INFO("Widget mouse event");
+    if(event->getAction() == MouseEvent::Action::Pressed)
+    {
+        mCachedColor = mBackgroundColor;
+        setBackgroundColor(mClickedColor);
+        if(mClickFunc)
+        {
+            mClickFunc(this);
+        }
+    }
+    else if(event->getAction() == MouseEvent::Action::Released)
+    {
+        setBackgroundColor(mCachedColor);
+    }
+}
+
+bool Button::isDirty() const
+{
+    return Widget::isDirty() || mContentDirty;
+}
+
+void Button::doPaint(const PaintEvent* event)
+{
+    updateBackground(event);
+    updateLabel(event);
+}
+
+void Button::updateLabel(const PaintEvent* event)
+{
+    unsigned fontOffset = unsigned(mLabel.size()) * 4;
+    auto middle = DiscretePoint(mLocation.getX() + mSize.mWidth/2 - fontOffset, mLocation.getY() + mSize.mHeight/2 + 4);
+
+    if (!mTextNode)
+    {
+        mTextNode = TextNode::Create(mLabel, middle);
+        mTextNode->setName(mName + "_TextNode");
+        mTextNode->setContent(mLabel);
+        mTextNode->setWidth(mSize.mWidth);
+        mTextNode->setHeight(mSize.mHeight);
+        mRootNode->addChild(mTextNode.get());
+    }
+
+    if (mTransformDirty)
+    {
+        mTextNode->setLocation(middle);
+        mTextNode->setWidth(mSize.mWidth);
+        mTextNode->setHeight(mSize.mHeight);
+    }
+
+    if (mMaterialDirty)
+    {
+        mTextNode->setFillColor(mBackgroundColor);
+    }
+
+    if (mContentDirty)
+    {
+        mTextNode->setContent(mLabel);
+        mContentDirty = false;
+    }
+
+    if (mVisibilityDirty)
+    {
+        mTextNode->setIsVisible(mVisible);
+    }
+}