Canvas theme moved to net objects

src/CanvasTheme.cpp

@@ -0,0 +1,65 @@
+#include "CanvasTheme.hpp"
+#include "DrawingProgram/DrawingProgram.hpp"
+#include <Helpers/HsvRgb.hpp>
+#include "MainProgram.hpp"
+#include "Helpers/Networking/NetLibrary.hpp"
+#include "World.hpp"
+
+using namespace NetworkingObjects;
+
+CanvasTheme::CanvasTheme(World& w):
+    world(w)
+{}
+
+void CanvasTheme::init() {
+    if(world.netObjMan.is_server()) {
+        backColor = world.netObjMan.make_obj_direct<BackColor>(world.main.defaultCanvasBackgroundColor);
+        set_tool_front_color(world.drawProg);
+    }
+}
+
+SkColor4f CanvasTheme::get_back_color() const {
+    if(!backColor)
+        return SkColor4f{DEFAULT_CANVAS_BACKGROUND_COLOR.x(), DEFAULT_CANVAS_BACKGROUND_COLOR.y(), DEFAULT_CANVAS_BACKGROUND_COLOR.z(), 1.0f};
+    else
+        return SkColor4f{backColor->c.x(), backColor->c.y(), backColor->c.z(), 1.0f};
+}
+
+const SkColor4f& CanvasTheme::get_tool_front_color() const {
+    return toolFrontColor;
+}
+
+void CanvasTheme::set_back_color(const Vector3f& newBackColor) {
+    if(backColor && newBackColor != backColor->c) {
+        backColor->c = newBackColor;
+        world.delayedUpdateObjectManager.send_update_to_all<BackColor>(backColor, true);
+        set_tool_front_color(world.drawProg);
+    }
+}
+
+void CanvasTheme::set_tool_front_color(DrawingProgram& drawP) {
+    Vector3f newHSV = rgb_to_hsv<Vector3f>(backColor->c);
+    SkColor4f oldToolFrontColor = toolFrontColor;
+    if(newHSV.z() >= 0.6f)
+        toolFrontColor = SkColor4f{0.0f, 0.0f, 0.0f, 1.0f};
+    else
+        toolFrontColor = SkColor4f{1.0f, 1.0f, 1.0f, 1.0f};
+    if(oldToolFrontColor != toolFrontColor)
+        drawP.clear_draw_cache();
+}
+
+void CanvasTheme::register_class() {
+    world.delayedUpdateObjectManager.register_class<BackColor>(world.netObjMan, NetworkingObjects::DelayUpdateSerializedClassManager::CustomConstructors<BackColor>{
+        .postUpdateFunc = [&](BackColor& o) {
+            set_tool_front_color(world.drawProg);
+        }
+    });
+}
+
+void CanvasTheme::read_create_message(cereal::PortableBinaryInputArchive& a) {
+    backColor = world.netObjMan.read_create_message<BackColor>(a, nullptr);
+}
+
+void CanvasTheme::write_create_message(cereal::PortableBinaryOutputArchive& a) const {
+    backColor.write_create_message(a);
+}