Split XCUI hosted preview ImGui presenter seam

new_editor/src/panels/XCUIDemoPanel.cpp

@@ -1,5 +1,6 @@
 #include "XCUIDemoPanel.h"
 
+#include "XCUIBackend/ImGuiXCUIHostedPreviewPresenter.h"
 #include "XCUIBackend/ImGuiXCUIInputAdapter.h"
 
 #include <XCEngine/UI/Types.h>
@@ -30,6 +31,16 @@ UI::UIRect ToUIRect(const ImVec2& minPoint, const ImVec2& size) {
     return UI::UIRect(minPoint.x, minPoint.y, size.x, size.y);
 }
 
+ImTextureID ToImTextureId(const UI::UITextureHandle& texture) {
+    return texture.IsValid()
+        ? static_cast<ImTextureID>(texture.nativeHandle)
+        : ImTextureID{};
+}
+
+ImVec2 ToImVec2(const UI::UIPoint& point) {
+    return ImVec2(point.x, point.y);
+}
+
 bool ContainsPoint(const UI::UIRect& rect, const UI::UIPoint& point) {
     return point.x >= rect.x &&
         point.y >= rect.y &&
@@ -216,7 +227,11 @@ void XCUIDemoPanel::Render() {
     if (validCanvas) {
         ImGui::SetCursorScreenPos(canvasMin);
         if (showHostedSurfaceImage) {
-            ImGui::Image(hostedSurfaceImage.textureId, canvasSize, hostedSurfaceImage.uvMin, hostedSurfaceImage.uvMax);
+            ImGui::Image(
+                ToImTextureId(hostedSurfaceImage.texture),
+                canvasSize,
+                ToImVec2(hostedSurfaceImage.uvMin),
+                ToImVec2(hostedSurfaceImage.uvMax));
             DrawHostedPreviewFrame(drawList, canvasMin, canvasSize);
         } else {
             ImGui::InvisibleButton("##XCUIDemoCanvas", canvasSize);