NotePublic/Ecology/01Studio/pyBoard/Demo/01Studio中文显示例程/tftch.py

# 定义常用颜色
RED = (255, 0, 0)
GREEN = (0, 255, 0)
BLUE = (0, 0, 255)
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)

def printCh(display, text, x, y, dic={}, size=1, color=(0,0,0), backcolor=(255,255,255)):
    font_size = [0, 16, 24, 32, 40, 48]	# 分别对应 size=1, 2, 3, 4, 5 的字体尺寸，0 无效。
    xs = x
    # 定义字体颜色,RGB888转RGB565
    fc = ((color[0]>>3)<<11) + ((color[1]>>2)<<5) + (color[2]>>3)  # 字体
    bc = ((backcolor[0]>>3)<<11) + ((backcolor[1]>>2)<<5) + (backcolor[2]>>3)  # 字体背景颜色
    #
    for i in range(0, len(text)):
        #
        if text[i] in dic:
            ch_buf =dic[text[i]] # 汉子对应码表
            rgb_buf = []
            #
            for i in range(0, len(ch_buf)):   
                for j in range(0, 8):
                    if (ch_buf[i] << j) & 0x80 == 0x00:
                        rgb_buf.append(bc & 0xff)
                        rgb_buf.append(bc >> 8)
                    else:
                        rgb_buf.append(fc & 0xff)
                        rgb_buf.append(fc >> 8)
                    # if
                # for
            # for
            display.write_buf(bytearray(rgb_buf), xs, y, font_size[size], font_size[size])
            #
            xs += font_size[size]
        else:
            display.printStr(text[i], xs, y, color, size=size)
            xs += int(font_size[size]/2)
        # if
    # for
# printChinese

if __name__ == '__main__':
    import fonts
    from tftlcd import LCD24
    ########################
    # 构建1.5寸LCD对象并初始化
    ########################
    d = LCD24(portrait=1) #默认方向竖屏
    #
    #填充白色
    d.fill(BLACK)
    #
    printCh(d, '零一科技01Tech', 0, 0, dic=fonts.hanzi_16x16_dict, size=1, color=RED, backcolor=BLACK)
    printCh(d, '零一科技01Tech', 0, 16, dic=fonts.hanzi_24x24_dict, size=2, color=GREEN, backcolor=BLACK)
    printCh(d, '零一科技01Tech', 0, 40, dic=fonts.hanzi_32x32_dict, size=3, color=BLUE, backcolor=BLACK)
    printCh(d, '零一科技01Tech', 0, 72, dic=fonts.hanzi_40x40_dict, size=4, color=WHITE, backcolor=BLACK)
    printCh(d, '零一科技01Tech', 0, 120, dic=fonts.hanzi_48x48_dict, size=5, color=WHITE, backcolor=BLACK)
# __main__