Release 9.1.0

Added check on vector coordinates

Author: rei-vilo

library.properties

@@ -1,5 +1,5 @@
 name=PDLS_Basic
-version=9.0.8
+version=9.1.0
 author=Rei Vilo
 maintainer=Rei Vilo
 sentence=Library for Pervasive Displays iTC screens, extension boards and development kits

src/hV_Screen_Buffer.cpp

@@ -21,6 +21,7 @@
 // Release 703: Improved orientation function
 // Release 801: Improved functions names consistency
 // Release 805: Added large variant for gText()
+// Release 910: Added check on vector coordinates
 //
 
 // Library header
@@ -208,6 +209,11 @@ void hV_Screen_Buffer::circle(uint16_t x0, uint16_t y0, uint16_t radius, uint16_
 
 void hV_Screen_Buffer::dLine(uint16_t x0, uint16_t y0, uint16_t dx, uint16_t dy, uint16_t colour)
 {
+    if ((dx == 0) or (dy == 0))
+    {
+        return;
+    }
+
     line(x0, y0, x0 + dx - 1, y0 + dy - 1, colour);
 }
 
@@ -335,6 +341,11 @@ void hV_Screen_Buffer::rectangle(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t
 
 void hV_Screen_Buffer::dRectangle(uint16_t x0, uint16_t y0, uint16_t dx, uint16_t dy, uint16_t colour)
 {
+    if ((dx == 0) or (dy == 0))
+    {
+        return;
+    }
+
     rectangle(x0, y0, x0 + dx - 1, y0 + dy - 1, colour);
 }
 

src/hV_Screen_Buffer.h

@@ -6,8 +6,8 @@
 /// @n Based on highView technology
 ///
 /// @author Rei Vilo
-/// @date 21 Jan 2025
-/// @version 902
+/// @date 21 Jun 2025
+/// @version 910
 ///
 /// @copyright (c) Rei Vilo, 2010-2025
 /// @copyright All rights reserved
@@ -43,7 +43,7 @@
 ///
 /// @brief Library release number
 ///
-#define hV_SCREEN_BUFFER_RELEASE 902
+#define hV_SCREEN_BUFFER_RELEASE 910
 
 // Colours
 #include "hV_Colours565.h"