blockgame/font.go at main · vmaxer/blockgame · GitHub

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package main

var font3x5 = map[rune][5]uint8{
	' ': {0x0, 0x0, 0x0, 0x0, 0x0},
	':': {0x0, 0x2, 0x0, 0x2, 0x0},
	'-': {0x0, 0x0, 0x7, 0x0, 0x0},
	'0': {0x7, 0x5, 0x5, 0x5, 0x7},
	'1': {0x2, 0x6, 0x2, 0x2, 0x7},
	'2': {0x7, 0x1, 0x7, 0x4, 0x7},
	'3': {0x7, 0x1, 0x7, 0x1, 0x7},
	'4': {0x5, 0x5, 0x7, 0x1, 0x1},
	'5': {0x7, 0x4, 0x7, 0x1, 0x7},
	'6': {0x7, 0x4, 0x7, 0x5, 0x7},
	'7': {0x7, 0x1, 0x2, 0x2, 0x2},
	'8': {0x7, 0x5, 0x7, 0x5, 0x7},
	'9': {0x7, 0x5, 0x7, 0x1, 0x7},
	'A': {0x7, 0x5, 0x7, 0x5, 0x5},
	'B': {0x6, 0x5, 0x6, 0x5, 0x6},
	'C': {0x7, 0x4, 0x4, 0x4, 0x7},
	'D': {0x6, 0x5, 0x5, 0x5, 0x6},
	'E': {0x7, 0x4, 0x7, 0x4, 0x7},
	'F': {0x7, 0x4, 0x7, 0x4, 0x4},
	'G': {0x7, 0x4, 0x5, 0x5, 0x7},
	'H': {0x5, 0x5, 0x7, 0x5, 0x5},
	'I': {0x7, 0x2, 0x2, 0x2, 0x7},
	'L': {0x4, 0x4, 0x4, 0x4, 0x7},
	'M': {0x5, 0x7, 0x7, 0x5, 0x5},
	'N': {0x5, 0x7, 0x7, 0x7, 0x5},
	'O': {0x7, 0x5, 0x5, 0x5, 0x7},
	'P': {0x7, 0x5, 0x7, 0x4, 0x4},
	'R': {0x7, 0x5, 0x7, 0x6, 0x5},
	'S': {0x7, 0x4, 0x7, 0x1, 0x7},
	'T': {0x7, 0x2, 0x2, 0x2, 0x2},
	'U': {0x5, 0x5, 0x5, 0x5, 0x7},
	'V': {0x5, 0x5, 0x5, 0x5, 0x2},
	'X': {0x5, 0x5, 0x2, 0x5, 0x5},
}

func drawText(ren *Renderer, text string, x, y, scale int, r, g, b uint8) {
	ren.SetDrawColor(r, g, b, 255)
	cx := x
	for _, ch := range text {
		glyph, ok := font3x5[ch]
		if !ok {
			cx += 4 * scale
			continue
		}
		for row := 0; row < 5; row++ {
			bits := glyph[row]
			for col := 0; col < 3; col++ {
				if bits&(1<<(2-col)) != 0 {
					ren.FillRect(cx+col*scale, y+row*scale, scale, scale)
				}
			}
		}
		cx += 4 * scale
	}
}