Added ui for adding layers

src/app/blumen_lumen.cpp

@@ -191,6 +191,7 @@ BlumenLumen_CustomUpdate(gs_data UserData, app_state* State, context* Context)
     blumen_lumen_state* BLState = (blumen_lumen_state*)UserData.Memory;
     
     MotorTimeElapsed += Context->DeltaTime;
+#if 0
     BLState->TimeElapsed += Context->DeltaTime;
     
     if (BLState->TimeElapsed > 5)
@@ -200,6 +201,7 @@ BlumenLumen_CustomUpdate(gs_data UserData, app_state* State, context* Context)
         AnimationFadeGroup_FadeTo(&State->AnimationSystem.ActiveFadeGroup, Next, 5);
         BLState->TimeElapsed = 0;
     }
+#endif
     
     gs_string BlueString = MakeString("blue");
     gs_string GreenString = MakeString("green");

src/app/editor/panels/foldhaus_panel_animation_timeline.h

@@ -602,6 +602,28 @@ FrameCount_Render(animation_timeline_state* TimelineState, animation* ActiveAnim
     }
 }
 
+internal bool
+LayerList_DrawLayerButton (ui_interface* Interface, gs_string Name, rect2 Bounds, bool Selected)
+{
+    bool Result = ui_MouseClickedRect(*Interface, Bounds);
+    v2 TextPos = { Bounds.Min.x + 6, Bounds.Max.y - 16};
+    
+    v4 BoxColor = WhiteV4;
+    bool DrawBox = Selected;
+    if (PointIsInRect(Bounds, Interface->Mouse.Pos))
+    {
+        DrawBox = true;
+        BoxColor = PinkV4;
+    }
+    
+    if (DrawBox)
+    {
+        PushRenderBoundingBox2D(Interface->RenderBuffer, Bounds.Min, Bounds.Max, 1, BoxColor);
+    }
+    DrawString(Interface->RenderBuffer, Name, Interface->Style.Font, TextPos, WhiteV4);
+    return Result;
+}
+
 internal void
 LayerList_Render(animation_timeline_state* TimelineState, animation* ActiveAnim, rect2 Bounds, panel* Panel, render_command_buffer* RenderBuffer, app_state* State, context Context)
 {
@@ -616,24 +638,23 @@ LayerList_Render(animation_timeline_state* TimelineState, animation* ActiveAnim,
     
     if (ActiveAnim)
     {
+        v2 LayerTextPos = {};
         for (u32 i = 0; i < ActiveAnim->Layers.Count; i++)
         {
             anim_layer* Layer = ActiveAnim->Layers.Values + i;
             
-            if (ui_MouseClickedRect(*Interface, LayerBounds))
+            bool Selected = (TimelineState->SelectedAnimationLayer == i);
+            if (LayerList_DrawLayerButton(Interface, Layer->Name, LayerBounds, Selected))
             {
                 TimelineState->SelectedAnimationLayer = i;
             }
-            
-            v2 LayerTextPos = { LayerBounds.Min.x + 6, LayerBounds.Max.y - 16};
-            if (TimelineState->SelectedAnimationLayer == i)
-            {
-                PushRenderBoundingBox2D(Interface->RenderBuffer, LayerBounds.Min, LayerBounds.Max, 1, WhiteV4);
-            }
-            DrawString(Interface->RenderBuffer, Layer->Name, Interface->Style.Font, LayerTextPos, WhiteV4);
-            
             LayerBounds = Rect2TranslateY(LayerBounds, LayerDim.y);
         }
+        
+        if (LayerList_DrawLayerButton(Interface, MakeString("+ Add Layer"), LayerBounds, false))
+        {
+            u32 NewLayer = Animation_AddLayer(ActiveAnim, MakeString("[New Layer]"), BlendMode_Add, &State->AnimationSystem);
+        }
     }
 }
 
@@ -830,6 +851,21 @@ AnimInfoView_Render(animation_timeline_state* TimelineState, animation* ActiveAn
         }
         ui_EndRow(Interface);
         
+        u32 LayerIndex = TimelineState->SelectedAnimationLayer;
+        anim_layer* SelectedLayer = ActiveAnim->Layers.Values + LayerIndex;
+        gs_string BlendStr = BlendModeStrings[SelectedLayer->BlendMode];
+        if (ui_BeginLabeledDropdown(Interface, MakeString("Blend Mode"), BlendStr))
+        {
+            for (u32 i = 0; i < BlendMode_Count; i++)
+            {
+                if (ui_Button(Interface, BlendModeStrings[i]))
+                {
+                    SelectedLayer->BlendMode = (blend_mode)i;
+                }
+            }
+        }
+        ui_EndLabeledDropdown(Interface);
+        
         animation_block* SelectedBlock = Animation_GetBlockFromHandle(ActiveAnim, TimelineState->SelectedBlockHandle);
         if (SelectedBlock)
         {

src/app/engine/animation/foldhaus_animation.h

@@ -47,11 +47,11 @@ enum blend_mode
 };
 
 // TODO(pjs): This really doesn't belong here
-global gs_const_string BlendModeStrings[] = {
+global gs_string BlendModeStrings[] = {
-    ConstString("Overwrite"),
+    MakeString("Overwrite"),
-    ConstString("Add"),
+    MakeString("Add"),
-    ConstString("Multiply"),
+    MakeString("Multiply"),
-    ConstString("Count"),
+    MakeString("Count"),
 };
 
 struct anim_layer

src/app/engine/animation/foldhaus_animation_serializer.cpp

@@ -32,7 +32,7 @@ AnimSerializer_Serialize(animation Anim, animation_pattern_array Patterns, gs_me
         Serializer_OpenStruct(&Serializer, AnimField_Layer);
         {
             Serializer_WriteStringValue(&Serializer, AnimField_LayerName, LayerAt.Name.ConstString);
-            Serializer_WriteStringValue(&Serializer, AnimField_LayerBlendMode, BlendModeStrings[LayerAt.BlendMode]);
+            Serializer_WriteStringValue(&Serializer, AnimField_LayerBlendMode, BlendModeStrings[LayerAt.BlendMode].ConstString);
         }
         Serializer_CloseStruct(&Serializer);
     }
@@ -116,7 +116,7 @@ AnimParser_Parse(gs_string File, gs_memory_arena* Arena, animation_pattern_array
                     gs_string BlendModeName = Parser_ReadStringValue(&Parser, AnimField_LayerBlendMode);
                     for (u32 i = 0; i < BlendMode_Count; i++)
                     {
-                        if (StringsEqual(BlendModeName.ConstString, BlendModeStrings[i]))
+                        if (StringsEqual(BlendModeName, BlendModeStrings[i]))
                         {
                             Layer.BlendMode = (blend_mode)i;
                             break;