display_layout_builder.h 1.9 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061
  1. // Copyright 2016 The Chromium Authors. All rights reserved.
  2. // Use of this source code is governed by a BSD-style license that can be
  3. // found in the LICENSE file.
  4. #ifndef UI_DISPLAY_DISPLAY_LAYOUT_BUILDER_H_
  5. #define UI_DISPLAY_DISPLAY_LAYOUT_BUILDER_H_
  6. #include <memory>
  7. #include "ui/display/display_export.h"
  8. #include "ui/display/display_layout.h"
  9. namespace display {
  10. class DisplayLayout;
  11. // A utility class to create a DisplayLayout instance.
  12. class DISPLAY_EXPORT DisplayLayoutBuilder final {
  13. public:
  14. // Creates a builder that uses a copy of the |layout| as a source.
  15. explicit DisplayLayoutBuilder(const DisplayLayout& layout);
  16. // Creates a builder with the primary display id.
  17. explicit DisplayLayoutBuilder(int64_t primary_id);
  18. DisplayLayoutBuilder(const DisplayLayoutBuilder&) = delete;
  19. DisplayLayoutBuilder& operator=(const DisplayLayoutBuilder&) = delete;
  20. ~DisplayLayoutBuilder();
  21. DisplayLayoutBuilder& SetDefaultUnified(bool default_unified);
  22. DisplayLayoutBuilder& SetMirrored(bool mirrored);
  23. DisplayLayoutBuilder& ClearPlacements();
  24. // Adds a display placement.
  25. DisplayLayoutBuilder& AddDisplayPlacement(int64_t display_id,
  26. int64_t parent_id,
  27. DisplayPlacement::Position position,
  28. int offset);
  29. // Adds a display placement.
  30. DisplayLayoutBuilder& AddDisplayPlacement(const DisplayPlacement& placement);
  31. // Sets the display placement for the secondary display.
  32. DisplayLayoutBuilder& SetSecondaryPlacement(
  33. int64_t secondary_id,
  34. DisplayPlacement::Position position,
  35. int offset);
  36. // Returns the DisplayLayout. After this call, the builder becomes invalid.
  37. std::unique_ptr<DisplayLayout> Build();
  38. private:
  39. std::unique_ptr<DisplayLayout> layout_;
  40. };
  41. } // namespace display
  42. #endif // UI_DISPLAY_DISPLAY_LAYOUT_BUILDER_H_