...

3 files changed, 24 insertions, 1 deletions

diff --git a/include/cru/platform/GraphicsBase.hpp b/include/cru/platform/GraphicsBase.hpp
index aee718a1..73b41bb5 100644
--- a/include/cru/platform/GraphicsBase.hpp
+++ b/include/cru/platform/GraphicsBase.hpp
@@ -206,6 +206,19 @@ struct Rect final {
            point.y < GetBottom();
   }
 
+  constexpr Rect Normalize() const {
+    Rect result = *this;
+    if (result.width < 0) {
+      result.left += result.width;
+      result.width = -result.width;
+    }
+    if (result.height < 0) {
+      result.top += result.height;
+      result.height = -result.height;
+    }
+    return result;
+  }
+
   float left = 0.0f;
   float top = 0.0f;
   float width = 0.0f;
diff --git a/include/cru/platform/Matrix.hpp b/include/cru/platform/Matrix.hpp
index 72459b79..47917d47 100644
--- a/include/cru/platform/Matrix.hpp
+++ b/include/cru/platform/Matrix.hpp
@@ -43,6 +43,15 @@ struct Matrix {
                  point.x * m12 + point.y * m22 + m32};
   }
 
+  Rect TransformRect(const Rect& rect, bool normalize = true) const {
+    Point lefttop = TransformPoint(rect.GetLeftTop()),
+          rightbottom = TransformPoint(rect.GetRightBottom());
+    auto result =
+        Rect::FromVertices(lefttop.x, lefttop.y, rightbottom.x, rightbottom.y);
+    if (normalize) result = result.Normalize();
+    return result;
+  }
+
   static Matrix Identity() {
     return Matrix{1.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f};
   }
diff --git a/include/cru/platform/graphics/TextLayout.hpp b/include/cru/platform/graphics/TextLayout.hpp
index ec3c2d96..5f98696d 100644
--- a/include/cru/platform/graphics/TextLayout.hpp
+++ b/include/cru/platform/graphics/TextLayout.hpp
@@ -17,7 +17,8 @@ struct ITextLayout : virtual IGraphicsResource {
 
   virtual Rect GetTextBounds(bool includingTrailingSpace = false) = 0;
   virtual std::vector<Rect> TextRangeRect(const TextRange& text_range) = 0;
-  virtual Point TextSinglePoint(Index position, bool trailing) = 0;
+  // Width is always 0, height is line height.
+  virtual Rect TextSinglePoint(Index position, bool trailing) = 0;
   virtual TextHitTestResult HitTest(const Point& point) = 0;
 };
 }  // namespace cru::platform::graphics