304 lines
7.0 KiB
Go
304 lines
7.0 KiB
Go
package patterns
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// character maps referenced [y][x]
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var masks = make(map[rune]*[5][]bool)
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type Character struct {
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Character rune
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Colour Colour
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Background Colour
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initiated bool
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drawn [][]Colour
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}
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func (s *Character) Draw(width, height int) *[][]Colour {
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if !s.initiated {
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s.init(width, height)
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s.initiated = true
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}
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return &s.drawn
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}
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func (s *Character) init(width, height int) {
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if width == 0 {
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if _, ok := masks[s.Character]; ok {
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width = len(masks[s.Character][0])
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}
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}
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s.drawn = make([][]Colour, width)
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for i := 0; i < width; i++ {
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s.drawn[i] = make([]Colour, height)
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for j := 0; j < height; j++ {
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s.drawn[i][j] = s.Background
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if val, ok := masks[s.Character]; ok {
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y := 5 - j - 1
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if i < len(val[y]) && val[y][i] {
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s.drawn[i][j] = s.Colour
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}
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}
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}
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}
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}
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func init() {
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masks['a'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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}
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masks['A'] = masks['a']
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masks['b'] = &[5][]bool{
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{true, true, true, true, false},
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{true, false, false, false, true},
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, true, true, true, false},
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}
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masks['B'] = masks['b']
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masks['c'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, false, false, false, false},
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{true, false, false, false, false},
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{true, true, true, true, true},
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}
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masks['C'] = masks['c']
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masks['d'] = &[5][]bool{
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{true, true, true, true, false},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, true, true, true, false},
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}
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masks['D'] = masks['d']
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masks['e'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, true, true, true, false},
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{true, false, false, false, false},
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{true, true, true, true, true},
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}
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masks['E'] = masks['e']
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masks['f'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, true, true, true, false},
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{true, false, false, false, false},
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{true, false, false, false, false},
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}
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masks['F'] = masks['f']
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masks['g'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, false, true, true, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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}
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masks['G'] = masks['g']
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masks['h'] = &[5][]bool{
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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}
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masks['H'] = masks['h']
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masks['i'] = &[5][]bool{
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{true, true, true, true, true},
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{false, false, true, false, false},
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{false, false, true, false, false},
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{false, false, true, false, false},
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{true, true, true, true, true},
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}
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masks['I'] = masks['i']
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masks['j'] = &[5][]bool{
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{true, true, true, true},
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{false, false, true, false},
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{false, false, true, false},
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{true, false, true, false},
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{true, true, true, false},
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}
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masks['J'] = masks['j']
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masks['k'] = &[5][]bool{
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{true, false, false, true},
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{true, false, true, false},
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{true, true, false, false},
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{true, false, true, false},
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{true, false, false, true},
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}
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masks['K'] = masks['k']
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masks['l'] = &[5][]bool{
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{true, false, false, false, false},
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{true, false, false, false, false},
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{true, false, false, false, false},
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{true, false, false, false, false},
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{true, true, true, true, true},
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}
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masks['L'] = masks['l']
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masks['m'] = &[5][]bool{
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{true, false, false, false, true},
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{true, true, false, true, true},
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{true, false, true, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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}
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masks['M'] = masks['m']
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masks['n'] = &[5][]bool{
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{true, false, false, false, true},
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{true, true, false, false, true},
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{true, false, true, false, true},
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{true, false, false, true, true},
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{true, false, false, false, true},
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}
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masks['N'] = masks['n']
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masks['o'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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}
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masks['O'] = masks['o']
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masks['p'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, false, false, false, false},
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}
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masks['P'] = masks['p']
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masks['q'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, true, true},
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{true, true, true, true, true},
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}
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masks['Q'] = masks['q']
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masks['r'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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{true, false, false, true, false},
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{true, false, false, false, true},
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}
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masks['R'] = masks['r']
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masks['s'] = &[5][]bool{
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{true, true, true, true, true},
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{true, false, false, false, false},
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{true, true, true, true, true},
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{false, false, false, false, true},
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{true, true, true, true, true},
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}
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masks['S'] = masks['s']
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masks['t'] = &[5][]bool{
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{true, true, true, true, true},
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{false, false, true, false, false},
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{false, false, true, false, false},
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{false, false, true, false, false},
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{false, false, true, false, false},
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}
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masks['T'] = masks['t']
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masks['u'] = &[5][]bool{
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, true, true, true, true},
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}
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masks['U'] = masks['u']
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masks['v'] = &[5][]bool{
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{true, false, false, false, true},
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{true, false, false, false, true},
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{false, true, false, true, false},
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{false, true, false, true, false},
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{false, false, true, false, false},
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}
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masks['V'] = masks['v']
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masks['w'] = &[5][]bool{
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, false, false, true},
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{true, false, true, false, true},
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{true, true, false, true, true},
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}
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masks['W'] = masks['w']
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masks['x'] = &[5][]bool{
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{true, false, false, false, true},
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{false, true, false, true, false},
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{false, false, true, false, false},
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{false, true, false, true, false},
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{true, false, false, false, true},
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}
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masks['X'] = masks['x']
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masks['y'] = &[5][]bool{
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{true, false, false, false, true},
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{false, true, false, true, false},
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{false, false, true, false, false},
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{false, false, true, false, false},
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{false, false, true, false, false},
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}
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masks['Y'] = masks['y']
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masks['z'] = &[5][]bool{
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{true, true, true, true, true},
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{false, false, false, true, false},
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{false, false, true, false, false},
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{false, true, false, false, false},
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{true, true, true, true, true},
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}
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masks['Z'] = masks['z']
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masks[' '] = &[5][]bool{
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{false},
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{false},
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{false},
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{false},
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{false},
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}
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masks['.'] = &[5][]bool{
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{false},
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{false},
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{false},
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{false},
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{true},
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}
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masks['!'] = &[5][]bool{
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{true},
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{true},
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{true},
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{false},
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{true},
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}
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}
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