Fixed cache not updating when canvas color updated

src/DrawingProgram/DrawingProgram.cpp

@@ -54,8 +54,7 @@ DrawingProgram::DrawingProgram(World& initWorld):
             components.clientInsertCallback(c);
     };
     components.clientServerFirstPosShiftCallback = [&](uint64_t firstShiftPos) {
-        compCache.clear_own_cached_surfaces();
-        selection.clear_own_cached_surfaces();
+        clear_draw_cache();
     };
 }
 
@@ -171,6 +170,11 @@ std::unordered_set<ServerClientID> DrawingProgram::get_used_resources() {
     return toRet;
 }
 
+void DrawingProgram::clear_draw_cache() {
+    compCache.clear_own_cached_surfaces();
+    selection.clear_own_cached_surfaces();
+}
+
 void DrawingProgram::toolbar_gui() {
     Toolbar& t = world.main.toolbar;
     CLAY({

src/DrawingProgram/DrawingProgram.hpp

@@ -53,6 +53,8 @@ class DrawingProgram {
 
         void switch_to_tool(DrawingProgramToolType newToolType);
         void switch_to_tool_ptr(std::unique_ptr<DrawingProgramToolBase> newTool);
+
+        void clear_draw_cache();
     private:
         void client_erase_set(std::unordered_set<CollabListType::ObjectInfoPtr> erasedComponents); // The set might be modified while this is being called, so dont pass by reference
 

src/World.cpp

@@ -175,10 +175,13 @@ void World::set_canvas_background_color(const Vector3f& newBackColor, bool sendC
     if(newBackColor != convert_vec3<Vector3f>(canvasTheme.backColor)) {
         canvasTheme.backColor = SkColor4f{newBackColor.x(), newBackColor.y(), newBackColor.z(), 1.0f};
         Vector3f newHSV = rgb_to_hsv<Vector3f>(newBackColor);
+        SkColor4f oldToolFrontColor = canvasTheme.toolFrontColor;
         if(newHSV.z() >= 0.6f)
             canvasTheme.toolFrontColor = SkColor4f{0.0f, 0.0f, 0.0f, 1.0f};
         else
             canvasTheme.toolFrontColor = SkColor4f{1.0f, 1.0f, 1.0f, 1.0f};
+        if(oldToolFrontColor != canvasTheme.toolFrontColor)
+            drawProg.clear_draw_cache();
         if(sendChangeOverNetwork)
             con.client_send_items_to_server(RELIABLE_COMMAND_CHANNEL, SERVER_CANVAS_COLOR, newBackColor);
     }