rename engine to src

src/node_slider.h

@@ -0,0 +1,40 @@
+#pragma once
+#include "node_border.h"
+
+class NodeSliderH : public NodeBorder
+{
+    bool dragging = false;
+public:
+    glm::vec2 m_mask{ 1, 0 };
+    glm::vec2 m_value{0};
+    glm::vec2 m_old_value;
+    std::function<void(Node* target, float value)> on_value_changed;
+    virtual Node* clone_instantiate() const override;
+    virtual void clone_copy(Node* dest) const override;
+    virtual void init() override;
+    virtual void draw() override;
+    void set_value(float value);
+    float get_value();
+    virtual void parse_attributes(kAttribute ka, const tinyxml2::XMLAttribute* attr) override;
+    virtual kEventResult handle_event(Event* e) override;
+};
+
+class NodeSliderV : public NodeSliderH
+{
+public:
+    virtual Node* clone_instantiate() const override { return new NodeSliderV(); }
+    NodeSliderV() { m_mask = { 0, 1 }; }
+};
+
+class NodeSliderHue : public NodeSliderV
+{
+public:
+    glm::vec4 m_color;
+    std::function<void(Node* target, glm::vec4 color)> on_hue_changed;
+    virtual Node* clone_instantiate() const override;
+    virtual void clone_finalize(Node* dest) const override;
+    virtual void init() override;
+    void init_controls();
+    glm::vec4 get_hue();
+    virtual void draw() override;
+};