TextUnformatted() fixed clipping bug in the large-text path when hori…

…zontal scroll has been applied (#692, #246)

imgui.cpp

@@ -5310,7 +5310,7 @@ void ImGui::TextUnformatted(const char* text, const char* text_end)
             // Lines to render
             if (line < text_end)
             {
-                ImRect line_rect(pos, pos + ImVec2(GetWindowWidth(), line_height));
+                ImRect line_rect(pos, pos + ImVec2(FLT_MAX, line_height));
                 while (line < text_end)
                 {
                     const char* line_end = strchr(line, '\n');
@@ -9675,6 +9675,7 @@ void ImGui::ShowMetricsWindow(bool* p_open)
                 if (!ImGui::TreeNode(window, "%s '%s', %d @ 0x%p", label, window->Name, window->Active || window->WasActive, window))
                     return;
                 NodeDrawList(window->DrawList, "DrawList");
+                ImGui::BulletText("Size: (%.1f,%.1f), SizeContents (%.1f,%.1f)", window->Size.x, window->Size.y, window->SizeContents.x, window->SizeContents.y);
                 if (window->RootWindow != window) NodeWindow(window->RootWindow, "RootWindow");
                 if (window->DC.ChildWindows.Size > 0) NodeWindows(window->DC.ChildWindows, "ChildWindows");
                 ImGui::BulletText("Storage: %d bytes", window->StateStorage.Data.Size * (int)sizeof(ImGuiStorage::Pair));