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build2/epsilon-master/apps/hardware_test/code_128b_view.h 746 Bytes
6663b6c9   adorian   projet complet av...
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  #ifndef HARDWARE_TEST_CODE_128B_VIEW_H
  #define HARDWARE_TEST_CODE_128B_VIEW_H
  
  #include <escher.h>
  
  namespace HardwareTest {
  
  class Code128BView : public View {
  public:
    Code128BView();
    void drawRect(KDContext * ctx, KDRect rect) const override;
    void setData(const char * data);
    void layoutSubviews() override;
  private:
    static constexpr KDCoordinate charPatternWidth = 11;
    void updateModuleWidth();
    int checksum() const;
    void drawQuietZoneAt(KDContext * ctx, KDCoordinate * x) const;
    void drawPatternAt(KDContext * ctx, uint16_t pattern, KDCoordinate * x, KDCoordinate width = charPatternWidth) const;
    void drawCharAt(KDContext * ctx, char c, KDCoordinate * x) const;
    int m_moduleWidth;
    const char * m_data;
  };
  
  }
  
  #endif