rework ui layouts, now it is more flexible and modular

src/framework/ui/uianchorlayout.h

@@ -0,0 +1,77 @@
+/* The MIT License
+ *
+ * Copyright (c) 2010 OTClient, https://github.com/edubart/otclient
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+
+#ifndef UIANCHORLAYOUT_H
+#define UIANCHORLAYOUT_H
+
+#include <prerequisites.h>
+#include <ui/uiconstants.h>
+#include <ui/uilayout.h>
+#include <ui/uielement.h>
+
+class AnchorLine
+{
+public:
+    AnchorLine(const std::string& elementId, UI::AnchorPoint edge) : m_elementId(elementId), m_edge(edge) { }
+    AnchorLine(const AnchorLine& other) : m_elementId(other.m_elementId), m_edge(other.m_edge) { }
+    UI::AnchorPoint getEdge() const { return m_edge; }
+    const std::string& getElementId() const { return m_elementId; }
+
+private:
+    std::string m_elementId;
+    UI::AnchorPoint m_edge;
+};
+
+class Anchor
+{
+public:
+    Anchor(const UIElementPtr& anchoredElement, UI::AnchorPoint anchoredEdge, const AnchorLine& anchorLine)
+    : m_anchoredElement(anchoredElement), m_anchoredEdge(anchoredEdge), m_anchorLine(anchorLine) { }
+    UIElementPtr getAnchorLineElement() const ;
+    UIElementPtr getAnchoredElement() const { return m_anchoredElement.lock(); }
+    UI::AnchorPoint getAnchoredEdge() const { return m_anchoredEdge; }
+    int getAnchorLinePoint() const;
+
+private:
+    UIElementWeakPtr m_anchoredElement;
+    UI::AnchorPoint m_anchoredEdge;
+    AnchorLine m_anchorLine;
+};
+
+class UIAnchorLayout : public UILayout
+{
+public:
+    bool addAnchor(const UIElementPtr& anchoredElement, UI::AnchorPoint anchoredEdge, const AnchorLine& anchorLine);
+    void recalculateElementLayout(const UIElementPtr& element);
+    void recalculateChildrenLayout(const UIElementPtr& parent);
+
+    static UI::AnchorPoint parseAnchorPoint(const std::string& anchorPointStr);
+
+private:
+    std::vector<Anchor> m_anchors;
+};
+
+typedef boost::shared_ptr<UIAnchorLayout> UIAnchorLayoutPtr;
+
+#endif // UIANCHORLAYOUT_H