[Bf-blender-cvs] [5c814e75f2e] master: GHOST: add GHOST_Rect.clampPoint method
Campbell Barton
noreply at git.blender.org
Sat Jun 18 07:07:54 CEST 2022
Commit: 5c814e75f2e866b31834e03f37a5918b021a1c1d
Author: Campbell Barton
Date: Sat Jun 18 14:33:50 2022 +1000
Branches: master
https://developer.blender.org/rB5c814e75f2e866b31834e03f37a5918b021a1c1d
GHOST: add GHOST_Rect.clampPoint method
Method for clamping a point inside a rectangle.
===================================================================
M intern/ghost/GHOST_Rect.h
===================================================================
diff --git a/intern/ghost/GHOST_Rect.h b/intern/ghost/GHOST_Rect.h
index a8082bf015a..1cbc75fe60b 100644
--- a/intern/ghost/GHOST_Rect.h
+++ b/intern/ghost/GHOST_Rect.h
@@ -101,6 +101,12 @@ class GHOST_Rect {
* \param y: The y-coordinate of the point.
*/
virtual inline void wrapPoint(int32_t &x, int32_t &y, int32_t ofs, GHOST_TAxisFlag axis);
+ /**
+ * Confine x & y within the rectangle (inclusive).
+ * \param x: The x-coordinate of the point.
+ * \param y: The y-coordinate of the point.
+ */
+ virtual inline void clampPoint(int32_t &x, int32_t &y);
/**
* Returns whether the point is inside this rectangle.
@@ -248,6 +254,23 @@ inline void GHOST_Rect::wrapPoint(int32_t &x, int32_t &y, int32_t ofs, GHOST_TAx
}
}
+inline void GHOST_Rect::clampPoint(int32_t &x, int32_t &y)
+{
+ if (x < m_l) {
+ x = m_l;
+ }
+ else if (x > m_r) {
+ x = m_r;
+ }
+
+ if (y < m_t) {
+ y = m_t;
+ }
+ else if (y > m_b) {
+ y = m_b;
+ }
+}
+
inline bool GHOST_Rect::isInside(int32_t x, int32_t y) const
{
return (x >= m_l) && (x <= m_r) && (y >= m_t) && (y <= m_b);
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