192 lines
5.2 KiB
C
192 lines
5.2 KiB
C
#include "include.h"
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#include "tft_font.h"
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#if GUI_SELECT
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#define TRACE_EN 0
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#if TRACE_EN
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#define TRACE(...) printf(__VA_ARGS__)
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#else
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#define TRACE(...)
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#endif
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/** @brief
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* 推点画矩形
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* @param 窗口大小x
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* @param 窗口大小y
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* @param 左上角、右下角坐标，颜色
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* @return void
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*/
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void tft_draw_rect(u16 x, u16 y, u16 wid, u16 hei, uint16_t color)
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{
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if (wid && hei) {
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u16 x1 = x + wid - 1;
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u16 y1 = y + hei - 1;
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TRACE("%s[%d %d %d %d 0x%x]\n", __func__, x, y, wid, hei, color);
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tft_set_window(x, y, x1, y1);
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tft_write_cmd(0x2C);
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for (int i = x; i <= x1; i++){
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for (int j = y; j <= y1; j++){
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WDT_CLR();
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tft_write_data(color >> 8);
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tft_write_data(color);
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}
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}
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tft_write_end();
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}
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}
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/** @brief
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* 创建进度条（默认画灰底，创建后进度为0%）
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* @param p_bar：进度条指针
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* @param x,y,wid,hei：左上角坐标、宽高
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* @return void
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*/
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void progress_bar_create(progress_bar_t *p_bar, u16 x, u16 y, u16 wid, u16 hei)
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{
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p_bar->x = x;
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p_bar->y = y;
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p_bar->wid = wid;
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p_bar->hei = hei;
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p_bar->progress = 0;
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TRACE("%s[%d %d %d %d]\n", __func__, p_bar->x, p_bar->y, p_bar->wid, p_bar->hei);
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tft_draw_rect(x, y, wid, hei, TFT_COLOR_GRAY);
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}
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/** @brief
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* 更新进度条（默认覆盖绿色矩形）
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* @param p_bar：进度条指针
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* @param process：当前进度（0-100）
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* @return void
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*/
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void progress_bar_update(progress_bar_t *p_bar, u8 progress)
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{
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u16 x, w;
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if (p_bar->progress < progress) {
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x = p_bar->x + p_bar->wid * p_bar->progress / 100;
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if (progress >= 100) {
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w = p_bar->x + p_bar->wid - x;
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} else {
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w = p_bar->x + p_bar->wid * progress / 100 - x;
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}
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TRACE("%s:%d%%\n", __func__, progress);
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tft_draw_rect(x, p_bar->y, w, p_bar->hei, TFT_COLOR_GREEN);
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p_bar->progress = progress;
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}
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}
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/** @brief
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* 字符串显示（ASCII字库）
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* @param XY:坐标
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* @param text:显示文本
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* @param center:是否居中
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* @param color:颜色
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* @return void
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*/
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void tft_draw_string(u16 x, u16 y, char *text, bool center, uint16_t color, uint16_t bg_color)
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{
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/* 居中计算 */
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if (center) {
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x = (GUI_SCREEN_WIDTH - (strlen(text) * gui_font.wid)) / 2;
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}
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while (*text != '\0')
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{
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/* 跳过非法字符 */
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if (*text < gui_font.start || *text > gui_font.end) {
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continue;
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}
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/* 字符显示区域 */
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u16 x1 = x + gui_font.wid - 1;
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u16 y1 = y + gui_font.hei - 1;
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if (x1 >= GUI_SCREEN_WIDTH || y1 >= GUI_SCREEN_HEIGHT) {
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return;
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}
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/* 获取字库数据偏移 */
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uint16_t wid_offset = gui_font.wid % 8 != 0 ? gui_font.wid + gui_font.wid % 8 : gui_font.wid;
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uint32_t font_data_base = (*text - gui_font.start) * (wid_offset * gui_font.hei / 8);
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/* 绘制当前文字 */
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tft_set_window(x, y, x1, y1);
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tft_write_cmd(0x2C);
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for (int j = 0; j < gui_font.hei; j++)
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{
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for (int i = 0; i < gui_font.wid; i++)
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{
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WDT_CLR();
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if (gui_font.font[font_data_base] & BIT(8 - ((i % 8) + 1))) {
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tft_write_data(color >> 8);
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tft_write_data(color);
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} else {
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tft_write_data(bg_color >> 8);
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tft_write_data(bg_color);
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}
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if ((i + 1) % 8 == 0 || i == (gui_font.wid - 1)) {
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font_data_base++;
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}
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}
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}
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tft_write_end();
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/* 偏移下一个文字 */
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x += gui_font.wid;
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text++;
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}
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}
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void tft_init(void)
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{
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TRACE("tft_init\n");
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power_gate_3v3_on();
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// clk init
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CLKDIVCON2 = (CLKDIVCON2 & ~(BIT(4) * 0xF)) | BIT(4) * 2; // TFTDE div
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CLKGAT2 |= BIT(4);
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RSTCON0 |= BIT(8);
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/* 屏幕硬件脚位初始化 */
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GPIOAFEN &= ~BIT(5); // CS
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GPIOADE |= BIT(5);
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GPIOASET = BIT(5);
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GPIOADIR &= ~BIT(5);
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GPIOAFEN |= BIT(4); // CLK
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GPIOADE |= BIT(4);
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GPIOACLR = BIT(4);
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GPIOADIR &= ~BIT(4);
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GPIOAFEN |= (BIT(2)|BIT(3)|BIT(1)|BIT(0)); // D0/D1/D2/D3
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GPIOADE |= (BIT(2)|BIT(3)|BIT(1)|BIT(0));
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GPIOADIR |= (BIT(2)|BIT(3)|BIT(1)|BIT(0));
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GPIOADIR &= ~BIT(3); // DC脚 设置输出
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FUNCMCON2 = BIT(28);
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/* RESET */
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GPIOEFEN &= ~BIT(3); //RESET
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GPIOEDE |= BIT(3);
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GPIOESET = BIT(3);
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GPIOEDIR &= ~BIT(3);
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delay_ms(10);
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GPIOECLR = BIT(3);
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delay_ms(10);
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GPIOESET = BIT(3);
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delay_ms(20);
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/* 初始化 */
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DESPICON = BIT(27) | BIT(2) | BIT(7) | BIT(0); //[28:27]IN RGB565, [9]MultiBit, [7]IE, [3:2]4BIT, [0]EN
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tft_driver_init();
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tft_draw_rect(0, 0, GUI_SCREEN_WIDTH, GUI_SCREEN_HEIGHT, TFT_COLOR_BLACK); //黑底
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delay_ms(50); //防止花屏
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LCD_BL_EN();
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}
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#endif
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