text: // Copyright 2018 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef UI_GFX_RENDER_TEXT_TEST_API_H_
  #define UI_GFX_RENDER_TEXT_TEST_API_H_
  
  #include "base/macros.h"
  #include "ui/gfx/break_list.h"
  #include "ui/gfx/geometry/vector2d.h"
  #include "ui/gfx/render_text.h"
  #include "ui/gfx/selection_model.h"
  
  namespace gfx {
  namespace test {
  
  class RenderTextTestApi {
   public:
    RenderTextTestApi(RenderText* render_text) : render_text_(render_text) {}
  
    static const cc::PaintFlags& GetRendererPaint(
        internal::SkiaTextRenderer* renderer) {
      return renderer->flags_;
    }
  
    static const SkFont& GetRendererFont(internal::SkiaTextRenderer* renderer) {
      return renderer->font_;
    }
  
    // Callers must ensure that the associated RenderText object is a
    // RenderTextHarfBuzz instance.
    internal::TextRunList* GetHarfBuzzRunList() {
      return render_text_->GetRunList();
    }
  
    void DrawVisualText(internal::SkiaTextRenderer* renderer,
                        const std::vector<Range> selection) {
      render_text_->DrawVisualText(renderer, selection);
    }
  
    void Draw(Canvas* canvas, bool select_all = false) {
      render_text_->Draw(canvas, select_all);
    }
  
    const std::u16string& GetLayoutText() {
      return render_text_->GetLayoutText();
    }
  
    const BreakList<SkColor>& colors() const { return render_text_->colors(); }
  
    const BreakList<BaselineStyle>& baselines() const {
      return render_text_->baselines();
    }
  
    const BreakList<int>& font_size_overrides() const {
      return render_text_->font_size_overrides();
    }
  
    const BreakList<Font::Weight>& weights() const {
      return render_text_->weights();
    }
  
    const internal::StyleArray& styles() const { return render_text_->styles(); }
  
    const std::vector<internal::Line>& lines() const {
      return render_text_->GetShapedText()->lines();
    }
  
    const Vector2d& display_offset() const {
      return render_text_->display_offset_;
    }
  
    SelectionModel EdgeSelectionModel(VisualCursorDirection direction) {
      return render_text_->EdgeSelectionModel(direction);
    }
  
    size_t TextIndexToDisplayIndex(size_t index) {
      return render_text_->TextIndexToDisplayIndex(index);
    }
  
    size_t DisplayIndexToTextIndex(size_t index) {
      return render_text_->DisplayIndexToTextIndex(index);
    }
  
    void EnsureLayout() { render_text_->EnsureLayout(); }
  
    Vector2d GetAlignmentOffset(size_t line_number) {
      return render_text_->GetAlignmentOffset(line_number);
    }
  
    int GetDisplayTextBaseline() {
      return render_text_->GetDisplayTextBaseline();
    }
  
    void SetGlyphWidth(float test_width) {
      render_text_->set_glyph_width_for_test(test_width);
    }
  
    void SetGlyphHeight(float test_height) {
      render_text_->set_glyph_height_for_test(test_height);
    }
  
    static gfx::Rect ExpandToBeVerticallySymmetric(
        const gfx::Rect& rect,
        const gfx::Rect& display_rect) {
      return RenderText::ExpandToBeVerticallySymmetric(rect, display_rect);
    }
  
    static void MergeIntersectingRects(std::vector<Rect>& rects) {
      RenderText::MergeIntersectingRects(rects);
    }
  
    void reset_cached_cursor_x() { render_text_->reset_cached_cursor_x(); }
  
    int GetLineContainingYCoord(float text_y) {
      return render_text_->GetLineContainingYCoord(text_y);
    }
  
   private:
    RenderText* render_text_;
  
    DISALLOW_COPY_AND_ASSIGN(RenderTextTestApi);
  };
  
  }  // namespace test
  }  // namespace gfx
  
  #endif  // UI_GFX_RENDER_TEXT_TEST_API_H_
  