Expand ScreenEditor and Screen class

src/app/editor/screen_editor.cc

@@ -1,9 +1,83 @@
 #include "app/editor/screen_editor.h"
 
+#include <imgui/imgui.h>
+
+#include "app/core/common.h"
+#include "app/core/constants.h"
+#include "app/gfx/bitmap.h"
+#include "app/gfx/snes_tile.h"
+#include "gui/canvas.h"
+
 namespace yaze {
 namespace app {
 namespace editor {
-void ScreenEditor::Update() {}
+
+ScreenEditor::ScreenEditor() { screen_canvas_.SetCanvasSize(ImVec2(512, 512)); }
+
+void ScreenEditor::Update() {
+  TAB_BAR("##TabBar")
+  DrawTitleScreenEditor();
+  DrawNamingScreenEditor();
+  DrawOverworldMapEditor();
+  DrawDungeonMapsEditor();
+  DrawGameMenuEditor();
+  DrawHUDEditor();
+  END_TAB_BAR()
+}
+
+void ScreenEditor::DrawTitleScreenEditor() {
+  TAB_ITEM("Title Screen")
+  END_TAB_ITEM()
+}
+void ScreenEditor::DrawNamingScreenEditor() {
+  TAB_ITEM("Naming Screen")
+  END_TAB_ITEM()
+}
+void ScreenEditor::DrawOverworldMapEditor() {
+  TAB_ITEM("Overworld Map")
+  END_TAB_ITEM()
+}
+void ScreenEditor::DrawDungeonMapsEditor() {
+  TAB_ITEM("Dungeon Maps")
+  END_TAB_ITEM()
+}
+void ScreenEditor::DrawGameMenuEditor() {
+  TAB_ITEM("Game Menu")
+  END_TAB_ITEM()
+}
+void ScreenEditor::DrawHUDEditor() {
+  TAB_ITEM("Heads-up Display")
+  END_TAB_ITEM()
+}
+
+void ScreenEditor::DrawCanvas() {
+  screen_canvas_.DrawBackground();
+  screen_canvas_.UpdateContext();
+
+  screen_canvas_.DrawGrid();
+  screen_canvas_.DrawOverlay();
+}
+
+void ScreenEditor::DrawToolset() {
+  static bool show_bg1 = true;
+  static bool show_bg2 = true;
+  static bool show_bg3 = true;
+
+  static bool drawing_bg1 = true;
+  static bool drawing_bg2 = false;
+  static bool drawing_bg3 = false;
+
+  ImGui::Checkbox("Show BG1", &show_bg1);
+  ImGui::SameLine();
+  ImGui::Checkbox("Show BG2", &show_bg2);
+
+  ImGui::Checkbox("Draw BG1", &drawing_bg1);
+  ImGui::SameLine();
+  ImGui::Checkbox("Draw BG2", &drawing_bg2);
+  ImGui::SameLine();
+  ImGui::Checkbox("Draw BG3", &drawing_bg3);
+}
+
 }  // namespace editor
 }  // namespace app
 }  // namespace yaze