single repo

pico-ssd1306/frameBuffer/FrameBuffer.cpp

@@ -0,0 +1,43 @@
+#include "FrameBuffer.h"
+
+FrameBuffer::FrameBuffer() {
+    this->buffer = new unsigned char[FRAMEBUFFER_SIZE];
+}
+
+FrameBuffer::~FrameBuffer() {
+    delete[] this->buffer;
+}
+
+void FrameBuffer::byteOR(int n, unsigned char byte) {
+    // return if index outside 0 - buffer length - 1
+    if (n > (FRAMEBUFFER_SIZE-1)) return;
+    this->buffer[n] |= byte;
+}
+
+void FrameBuffer::byteAND(int n, unsigned char byte) {
+    // return if index outside 0 - buffer length - 1
+    if (n > (FRAMEBUFFER_SIZE-1)) return;
+    this->buffer[n] &= byte;
+}
+
+void FrameBuffer::byteXOR(int n, unsigned char byte) {
+    // return if index outside 0 - buffer length - 1
+    if (n > (FRAMEBUFFER_SIZE-1)) return;
+    this->buffer[n] ^= byte;
+}
+
+
+void FrameBuffer::setBuffer(unsigned char *new_buffer) {
+    // free buffer memory to prevent memory leak
+    delete[] this->buffer;
+    this->buffer = new_buffer;
+}
+
+void FrameBuffer::clear() {
+    //zeroes out the buffer via memset function from string library
+    memset(this->buffer, 0, FRAMEBUFFER_SIZE);
+}
+
+unsigned char *FrameBuffer::get() {
+    return this->buffer;
+}