ca68e9786c
- zlib from components - framebuffer for faster drawing - disable currently smartconfig Signed-off-by: Peter Siegmund <peter@rdkr.com>
66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
#include "mapView.h"
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#include <esp_task_wdt.h>
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#include <cstring>
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#include <string>
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#include "epd_driver.h"
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#include "fonts/opensans26b.h"
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#include "staticmap.h"
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#include "utilities.h"
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uint8_t* framebuffer;
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GFXfont currentFont;
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enum alignment { LEFT, RIGHT, CENTER };
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void drawString(int32_t x, int32_t y, std::string text, alignment align) {
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char* data = const_cast<char*>(text.c_str());
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int32_t x1, y1; // the bounds of x,y and w and h of the variable 'text' in
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// pixels.
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int32_t w, h;
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int32_t xx = x, yy = y;
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get_text_bounds(¤tFont, data, &xx, &yy, &x1, &y1, &w, &h, NULL);
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if (align == RIGHT)
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x = x - w;
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if (align == CENTER)
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x = x - w / 2;
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int32_t cursor_y = y + h;
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write_string(¤tFont, data, &x, &cursor_y, framebuffer);
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}
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void mapView(void* args) {
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framebuffer =
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(uint8_t*)heap_caps_malloc(EPD_WIDTH * EPD_HEIGHT / 2, MALLOC_CAP_SPIRAM);
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if (!framebuffer) {
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printf("alloc memory failed !!!");
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while (1) {
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}
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}
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std::memset(framebuffer, 0xFF, EPD_WIDTH * EPD_HEIGHT / 2);
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int32_t width = staticmap_width;
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int32_t height = staticmap_height;
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const uint8_t* data = staticmap_data;
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Rect_t area = {
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.x = EPD_WIDTH - width, .y = 0, .width = width, .height = height};
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epd_copy_to_framebuffer(area, (uint8_t*)data, framebuffer);
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epd_draw_rect(area.x, area.y, area.width, area.height, 0, framebuffer);
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int32_t x = area.x / 2;
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int32_t y = area.height / 2 - 26;
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currentFont = OpenSans26B;
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drawString(x, y, "Hello, World!", CENTER);
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epd_poweron();
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epd_clear();
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epd_draw_grayscale_image(epd_full_screen(), framebuffer);
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epd_poweroff();
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while (1) {
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vTaskDelay(pdMS_TO_TICKS(100));
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}
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}
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