#include <escher/buffer_text_view.h>
  #include <string.h>
  #include <assert.h>
  
  BufferTextView::BufferTextView(KDText::FontSize size, float horizontalAlignment, float verticalAlignment,
      KDColor textColor, KDColor backgroundColor) :
    TextView(size, horizontalAlignment, verticalAlignment, textColor, backgroundColor),
    m_buffer()
  {
  }
  
  const char * BufferTextView::text() const {
    return m_buffer;
  }
  
  void BufferTextView::setText(const char * text) {
    assert(strlen(text) < sizeof(m_buffer));
    strlcpy(m_buffer, text, sizeof(m_buffer));
    markRectAsDirty(bounds());
  }
  
  void BufferTextView::appendText(const char * text) {
    size_t previousTextLength = strlen(m_buffer);
    size_t argTextLength = strlen(text);
    if (previousTextLength + argTextLength + 1 < k_maxNumberOfChar) {
      strlcpy(&m_buffer[previousTextLength], text, argTextLength + 1);
    }
  }