message_view.cpp

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#include "message_view.h"
#include <assert.h>

MessageView::MessageView(I18n::Message * messages, KDColor * colors, uint8_t numberOfMessages) {
  m_numberOfMessages = numberOfMessages < k_maxNumberOfMessages ? numberOfMessages : k_maxNumberOfMessages;
  for (uint8_t i = 0; i < m_numberOfMessages; i++) {
    m_messageTextViews[i].setFontSize(i == 0 ? KDText::FontSize::Large : KDText::FontSize::Small);
    m_messageTextViews[i].setMessage(messages[i]);
    m_messageTextViews[i].setAlignment(0.5f, 0.5f);
    m_messageTextViews[i].setTextColor(colors[i]);
  }
}

void MessageView::drawRect(KDContext * ctx, KDRect rect) const {
  ctx->fillRect(bounds(), KDColorWhite);
}

View * MessageView::subviewAtIndex(int index) {
  if (index >= m_numberOfMessages) {
    assert(false);
    return nullptr;
  }
  return &(m_messageTextViews[index]);
}

void MessageView::layoutSubviews() {
  if (m_numberOfMessages == 0) {
    return;
  }
  KDCoordinate width = bounds().width();
  KDCoordinate titleHeight = m_messageTextViews[0].minimalSizeForOptimalDisplay().height();
  KDCoordinate textHeight = KDText::charSize(KDText::FontSize::Small).height();
  m_messageTextViews[0].setFrame(KDRect(0, k_titleMargin, width, titleHeight));
  for (uint8_t i = 1; i < m_numberOfMessages; i++) {
    m_messageTextViews[i].setFrame(KDRect(0, k_paragraphHeight + (i-1) * textHeight, width, textHeight));
  }
}