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Dependencies:   mbed

N5110/Bitmap.h@0:1a1863a687d3, 2018-04-17 (annotated)

Committer:
el16a2t
Date:
Tue Apr 17 08:33:39 2018 +0000
Revision:
0:1a1863a687d3
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el16a2t 0:1a1863a687d3 1 #ifndef BITMAP_H
el16a2t 0:1a1863a687d3 2 #define BITMAP_H
el16a2t 0:1a1863a687d3 3
el16a2t 0:1a1863a687d3 4 #include <vector>
el16a2t 0:1a1863a687d3 5
el16a2t 0:1a1863a687d3 6 // Forward declarations
el16a2t 0:1a1863a687d3 7 class N5110;
el16a2t 0:1a1863a687d3 8
el16a2t 0:1a1863a687d3 9 /**
el16a2t 0:1a1863a687d3 10 * @brief A black & white bitmap that can be rendered on an N5110 screen
el16a2t 0:1a1863a687d3 11 * @author Alex Valavanis <a.valavanis@leeds.ac.uk>
el16a2t 0:1a1863a687d3 12 *
el16a2t 0:1a1863a687d3 13 * @code
el16a2t 0:1a1863a687d3 14 // First declare the pixel map data using '1' for black,
el16a2t 0:1a1863a687d3 15 // or '0' for white pixels
el16a2t 0:1a1863a687d3 16 static int sprite_data[] = {
el16a2t 0:1a1863a687d3 17 0,0,1,0,0,
el16a2t 0:1a1863a687d3 18 0,1,1,1,0,
el16a2t 0:1a1863a687d3 19 0,0,1,0,0,
el16a2t 0:1a1863a687d3 20 0,1,1,1,0,
el16a2t 0:1a1863a687d3 21 1,1,1,1,1,
el16a2t 0:1a1863a687d3 22 1,1,1,1,1,
el16a2t 0:1a1863a687d3 23 1,1,0,1,1,
el16a2t 0:1a1863a687d3 24 1,1,0,1,1
el16a2t 0:1a1863a687d3 25 };
el16a2t 0:1a1863a687d3 26
el16a2t 0:1a1863a687d3 27 // Instantiate the Bitmap object using the data above
el16a2t 0:1a1863a687d3 28 Bitmap sprite(sprite_data, 8, 5); // Specify rows and columns in sprite
el16a2t 0:1a1863a687d3 29
el16a2t 0:1a1863a687d3 30 // We can render the bitmap wherever we want on the screen
el16a2t 0:1a1863a687d3 31 sprite.render(lcd, 20, 6); // x and y locations for rendering
el16a2t 0:1a1863a687d3 32 sprite.render(lcd, 30, 10);
el16a2t 0:1a1863a687d3 33
el16a2t 0:1a1863a687d3 34 // We can also print its values to the terminal
el16a2t 0:1a1863a687d3 35 sprite.print();
el16a2t 0:1a1863a687d3 36 * @endcode
el16a2t 0:1a1863a687d3 37 */
el16a2t 0:1a1863a687d3 38 class Bitmap
el16a2t 0:1a1863a687d3 39 {
el16a2t 0:1a1863a687d3 40 private:
el16a2t 0:1a1863a687d3 41 /**
el16a2t 0:1a1863a687d3 42 * @brief The contents of the drawing, with pixels stored in row-major order
el16a2t 0:1a1863a687d3 43 * @details '1' represents a black pixel; '0' represents white
el16a2t 0:1a1863a687d3 44 */
el16a2t 0:1a1863a687d3 45 std::vector<int> _contents;
el16a2t 0:1a1863a687d3 46
el16a2t 0:1a1863a687d3 47 unsigned int _height; ///< The height of the drawing in pixels
el16a2t 0:1a1863a687d3 48 unsigned int _width; ///< The width of the drawing in pixels
el16a2t 0:1a1863a687d3 49
el16a2t 0:1a1863a687d3 50 public:
el16a2t 0:1a1863a687d3 51 Bitmap(int const *contents,
el16a2t 0:1a1863a687d3 52 unsigned int const height,
el16a2t 0:1a1863a687d3 53 unsigned int const width);
el16a2t 0:1a1863a687d3 54
el16a2t 0:1a1863a687d3 55 int get_pixel(unsigned int const row,
el16a2t 0:1a1863a687d3 56 unsigned int const column) const;
el16a2t 0:1a1863a687d3 57
el16a2t 0:1a1863a687d3 58 void print() const;
el16a2t 0:1a1863a687d3 59
el16a2t 0:1a1863a687d3 60 void render(N5110 &lcd,
el16a2t 0:1a1863a687d3 61 unsigned int const x0,
el16a2t 0:1a1863a687d3 62 unsigned int const y0) const;
el16a2t 0:1a1863a687d3 63 };
el16a2t 0:1a1863a687d3 64
el16a2t 0:1a1863a687d3 65 #endif // BITMAP_H