implement animation panel interaction

src/node_panel_animation.h

@@ -1,12 +1,98 @@
-#include "node_border.h"
+#pragma once
 
-class NodePanelAnimation : public NodeBorder
+#include "node_border.h"
+#include "node_scroll.h"
+#include "node_text.h"
+#include "node_checkbox.h"
+#include "node_button_custom.h"
+
+class NodeAnimationFrame : public NodeButtonCustom
 {
 public:
-    using this_class = NodePanelAnimation;
+    std::function<void(NodeAnimationFrame* target)> on_selected;
+    
+    using this_class = NodeAnimationFrame;
+    using parent = NodeButtonCustom;
+    
+    virtual Node* clone_instantiate() const override { return new this_class; }
+};
+
+//////////////////////////////////////////////////////////////////////////
+
+class NodeAnimationTimeline : public NodeBorder
+{
+    bool m_dragging = false;
+    glm::vec2 m_drag_start_pos = { 0, 0 };
+    int m_drag_start_frame = 0;
+public:
+    using this_class = NodeAnimationTimeline;
     using parent = NodeBorder;
+
+    std::function<void(NodeAnimationTimeline* target, int frame)> on_frame_changed;
+    
+    int m_frames_count = 1;
+    int m_frame = 0;
+    glm::vec4 m_cursor_color = { 1, 0, 0, 1 };
+
+    virtual Node* clone_instantiate() const override { return new this_class; }
+    virtual void draw() override;
+    virtual kEventResult handle_event(Event* e) override;
+};
+
+//////////////////////////////////////////////////////////////////////////
+
+class NodePanelAnimation : public Node
+{
+    NodeButtonCustom* btn_add = nullptr;
+    NodeButtonCustom* btn_remove = nullptr;
+    NodeButtonCustom* btn_up = nullptr;
+    NodeButtonCustom* btn_down = nullptr;
+    NodeButtonCustom* btn_duplicate = nullptr;
+    NodeScroll* m_container = nullptr;
+    NodeAnimationFrame* m_selected_frame = nullptr;
+    NodeAnimationTimeline* m_timeline = nullptr;
+    int m_selected_frame_index = -1;
+    uint32_t m_selected_frame_layer_id = 0;
+public:
+    using this_class = NodePanelAnimation;
+    using parent = Node;
+
     virtual Node* clone_instantiate() const override;
     virtual void clone_finalize(Node* dest) const override;
     virtual void init() override;
+    virtual void added(Node* parent) override;
+    
     void init_controls();
+    void load_layers();
 };
+
+//////////////////////////////////////////////////////////////////////////
+
+class NodeAnimationLayer : public NodeBorder
+{
+    bool m_selected = false;
+    glm::vec4 m_color_normal = glm::vec4(.4, .4, .4, 1);
+    glm::vec4 m_color_selected = glm::vec4(.3, .3, .3, 1);
+    glm::vec4 m_color_hover = glm::vec4(.5, .5, .5, 1);
+    NodeText* m_label = nullptr;
+    NodeCheckBox* m_visibility = nullptr;
+    NodeScroll* m_container = nullptr;
+public:
+    std::function<void(NodeAnimationLayer* target)> on_selected;
+    std::function<void(NodeAnimationLayer* target, bool visible)> on_visibility_changed;
+    std::function<void(NodeAnimationLayer* target, bool highlight)> on_highlight;
+    
+    using this_class = NodeAnimationLayer;
+    using parent = NodeBorder;
+    
+    virtual Node* clone_instantiate() const override;
+    virtual void clone_finalize(Node* dest) const override;
+    virtual void init() override;
+    virtual void draw() override;
+    
+    void init_controls();
+    std::shared_ptr<NodeAnimationFrame> add_frame(int duration);
+    void set_text(const std::string& text) { m_label->set_text(text.c_str()); }
+    void set_selected(bool selected) { m_selected = selected; }
+    void set_chekcbox(bool checked) { m_visibility->set_value(checked); }
+};