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37 lines
994 B
C
37 lines
994 B
C
#include "../../lv_examples.h"
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#if LV_USE_CANVAS && LV_BUILD_EXAMPLES
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#define CANVAS_WIDTH 50
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#define CANVAS_HEIGHT 50
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/**
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* Draw an image to the canvas
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*/
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void lv_example_canvas_6(void)
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{
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/*Create a buffer for the canvas*/
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static uint8_t cbuf[LV_CANVAS_BUF_SIZE_TRUE_COLOR(CANVAS_WIDTH, CANVAS_HEIGHT)];
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/*Create a canvas and initialize its palette*/
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lv_obj_t * canvas = lv_canvas_create(lv_screen_active());
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lv_canvas_set_buffer(canvas, cbuf, CANVAS_WIDTH, CANVAS_HEIGHT, LV_COLOR_FORMAT_NATIVE);
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lv_canvas_fill_bg(canvas, lv_color_hex3(0xccc), LV_OPA_COVER);
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lv_obj_center(canvas);
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lv_layer_t layer;
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lv_canvas_init_layer(canvas, &layer);
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LV_IMAGE_DECLARE(img_star);
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lv_draw_image_dsc_t dsc;
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lv_draw_image_dsc_init(&dsc);
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dsc.src = &img_star;
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lv_area_t coords = {10, 10, 10 + img_star.header.w - 1, 10 + img_star.header.h - 1};
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lv_draw_image(&layer, &dsc, &coords);
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lv_canvas_finish_layer(canvas, &layer);
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}
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#endif
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