staging some future refactoring, .h -> hpp, fix for rendering w/ audio

src/anm2/frame.hpp

@@ -0,0 +1,71 @@
+#pragma once
+
+#include <optional>
+#include <string>
+#include <tinyxml2/tinyxml2.h>
+
+#include "anm2_type.h"
+#include "types.h"
+
+namespace anm2ed::anm2
+{
+  constexpr auto FRAME_DURATION_MIN = 1;
+  constexpr auto FRAME_DURATION_MAX = 1000000;
+
+  class Frame
+  {
+  public:
+    bool isVisible{true};
+    bool isInterpolated{false};
+    float rotation{};
+    int duration{FRAME_DURATION_MIN};
+    int atFrame{-1};
+    int eventID{-1};
+    int regionID{-1};
+    std::vector<int> soundIDs{};
+    glm::vec2 pivot{};
+    glm::vec2 crop{};
+    glm::vec2 position{};
+    glm::vec2 size{};
+    glm::vec2 scale{100, 100};
+    glm::vec3 colorOffset{};
+    glm::vec4 tint{types::color::WHITE};
+
+    Frame() = default;
+    Frame(tinyxml2::XMLElement*, Type);
+    tinyxml2::XMLElement* to_element(tinyxml2::XMLDocument&, Type, Flags = 0);
+    std::string to_string(Type type, Flags = 0);
+    void serialize(tinyxml2::XMLDocument&, tinyxml2::XMLElement*, Type, Flags = 0);
+    void shorten();
+    void extend();
+  };
+
+  struct FrameChange
+  {
+    std::optional<bool> isVisible{};
+    std::optional<bool> isInterpolated{};
+    std::optional<float> rotation{};
+    std::optional<int> duration{};
+    std::optional<int> regionID{};
+    std::optional<float> pivotX{};
+    std::optional<float> pivotY{};
+    std::optional<float> cropX{};
+    std::optional<float> cropY{};
+    std::optional<float> positionX{};
+    std::optional<float> positionY{};
+    std::optional<float> sizeX{};
+    std::optional<float> sizeY{};
+    std::optional<float> scaleX{};
+    std::optional<float> scaleY{};
+    std::optional<float> colorOffsetR{};
+    std::optional<float> colorOffsetG{};
+    std::optional<float> colorOffsetB{};
+    std::optional<float> tintR{};
+    std::optional<float> tintG{};
+    std::optional<float> tintB{};
+    std::optional<float> tintA{};
+    std::optional<bool> isFlipX{};
+    std::optional<bool> isFlipY{};
+  };
+
+}