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basic-setup/components/u8g2/cppsrc/U8g2lib.cpp

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+/*
+
+  U8g2lib.cpp
+  
+  Arduino specific functions
+
+
+  Universal 8bit Graphics Library (https://github.com/olikraus/u8g2/)
+
+  Copyright (c) 2016, olikraus@gmail.com
+  All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without modification, 
+  are permitted provided that the following conditions are met:
+
+  * Redistributions of source code must retain the above copyright notice, this list 
+    of conditions and the following disclaimer.
+    
+  * Redistributions in binary form must reproduce the above copyright notice, this 
+    list of conditions and the following disclaimer in the documentation and/or other 
+    materials provided with the distribution.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 
+  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
+  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
+  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 
+  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
+  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
+  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
+  CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
+  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
+  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
+  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  
+
+*/
+
+
+#include "U8g2lib.h"
+
+static Print *u8g2_print_for_screenshot;
+
+
+void u8g2_print_callback(const char *s)
+{ 
+  yield(); 
+  u8g2_print_for_screenshot->print(s); 
+}
+
+void U8G2::writeBufferPBM(Print &p)
+{
+  u8g2_print_for_screenshot = &p;
+  u8g2_WriteBufferPBM(getU8g2(), u8g2_print_callback);
+}
+
+void U8G2::writeBufferXBM(Print &p)
+{
+  u8g2_print_for_screenshot = &p;
+  u8g2_WriteBufferXBM(getU8g2(), u8g2_print_callback);
+}
+
+void U8G2::writeBufferPBM2(Print &p)
+{
+  u8g2_print_for_screenshot = &p;
+  u8g2_WriteBufferPBM2(getU8g2(), u8g2_print_callback);
+}
+
+void U8G2::writeBufferXBM2(Print &p)
+{
+  u8g2_print_for_screenshot = &p;
+  u8g2_WriteBufferXBM2(getU8g2(), u8g2_print_callback);
+}
+
+
+