how to make transparent label backgroaund lv | how to change label background color how to make transparent label backgroaund lv lv_draw_label_dsc_t label_dsc; lv_draw_label_dsc_init (& label_dsc); label_dsc. color = lv_color_black (); label_dsc. font = g_lvgl_font; lv_canvas_draw_text (canvas, x, y + text_h * .
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0 · lvgl label colors
1 · lvgl label color change
2 · lvgl label background color fix
3 · lvgl label background color
4 · how to change label background color
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lvgl label colors
To make it transparent: lv_obj_set_style_local_bg_opa(chart, LV_CHART_PART_BG, LV_STATE_DEFAULT, LV_OPA_TRANSP); For the labels, why not .draw lv_label text without black background. (transparent background) What have you tried .To make the background orange. static lv_style_t style; style.body.main_color = LV_COLOR.
lv_obj_t *bkgrnd = lv_obj_create(lv_scr_act(), NULL); lv_obj_set_width(bkgrnd,135); lv_obj_set_height(bkgrnd,22); lv_obj_t *label = lv_label_create(bkgrnd, NULL); .
draw lv_label text without black background. (transparent background) What have you tried so far?
lv_draw_label_dsc_t label_dsc; lv_draw_label_dsc_init (& label_dsc); label_dsc. color = lv_color_black (); label_dsc. font = g_lvgl_font; lv_canvas_draw_text (canvas, x, y + text_h * . In this case, I only want to render the text of the label thus the label and the screen should have a transparent background. My approach is to set . I set the lv_scr_act() to be fully transparent, I can already see the image below through lvgl, but creating a label on top of it will have a black border, I've set the border and .
Overview. A label is the basic Widget type that is used to display text. Parts and Styles. LV_PART_MAIN Uses all the typical background properties and the text properties. The .
You can simply put an image to an object. No backgrond will be drawn. So: You don't need to set lv_obj_set_style(lv_scr_act(), &lv_style_transp); to achieve this. Instead of . To make the background orange. static lv_style_t style; style.body.main_color = LV_COLOR_ORANGE ; style.body.grad_color = LV_COLOR_ORANGE; .
I'm using LVGL8.0 and RGB585 format images , I tried #define LV_COLOR_CHROMA_KEY lv_color_hex(0x000000) /black as background and not draw/ and . To make it transparent: lv_obj_set_style_local_bg_opa(chart, LV_CHART_PART_BG, LV_STATE_DEFAULT, LV_OPA_TRANSP); For the labels, why not simply create lv_labels? lv_obj_t *bkgrnd = lv_obj_create(lv_scr_act(), NULL); lv_obj_set_width(bkgrnd,135); lv_obj_set_height(bkgrnd,22); lv_obj_t *label = lv_label_create(bkgrnd, NULL); lv_label_set_text(label, "This is a test"); lv_obj_set_style_local_text_color( label, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_WHITE ); . draw lv_label text without black background. (transparent background) What have you tried so far?
lv_draw_label_dsc_t label_dsc; lv_draw_label_dsc_init (& label_dsc); label_dsc. color = lv_color_black (); label_dsc. font = g_lvgl_font; lv_canvas_draw_text (canvas, x, y + text_h * num, lvgl_disp_w, & label_dsc, "hello world"); In this case, I only want to render the text of the label thus the label and the screen should have a transparent background. My approach is to set lv_obj_set_style_bg_opa(screen, LV_OPA_TRANSP, 0);
lvgl label color change
I set the lv_scr_act() to be fully transparent, I can already see the image below through lvgl, but creating a label on top of it will have a black border, I've set the border and shadow to 0 and fully transparent.Overview. A label is the basic Widget type that is used to display text. Parts and Styles. LV_PART_MAIN Uses all the typical background properties and the text properties. The padding values can be used to add space between the text and the background. LV_PART_SCROLLBAR The scrollbar that is shown when the text is larger than the widget's size.You can simply put an image to an object. No backgrond will be drawn. So: You don't need to set lv_obj_set_style(lv_scr_act(), &lv_style_transp); to achieve this. Instead of lv_style_copy(&style, &lv_style_transp); try lv_style_copy(&style, &lv_style_plain); Do you want to make the label (except for the text) transparent? Windows Forms (I assume WinForms - is this true) doesn't really support transparency. The easiest way, sometimes, is Label's Backcolor to Transparent. label1.BackColor = System.Drawing.Color.Transparent;
To make the background orange. static lv_style_t style; style.body.main_color = LV_COLOR_ORANGE ; style.body.grad_color = LV_COLOR_ORANGE; lv_obj_set_style(lv_scr_act(), &style); In the image creation function. void f() { static lv_style_t style; lv_style_copy(&style, &lv_style_transp); //style.image.intense = LV_OPA_70; .
To make it transparent: lv_obj_set_style_local_bg_opa(chart, LV_CHART_PART_BG, LV_STATE_DEFAULT, LV_OPA_TRANSP); For the labels, why not simply create lv_labels? lv_obj_t *bkgrnd = lv_obj_create(lv_scr_act(), NULL); lv_obj_set_width(bkgrnd,135); lv_obj_set_height(bkgrnd,22); lv_obj_t *label = lv_label_create(bkgrnd, NULL); lv_label_set_text(label, "This is a test"); lv_obj_set_style_local_text_color( label, LV_LABEL_PART_MAIN, LV_STATE_DEFAULT, LV_COLOR_WHITE ); . draw lv_label text without black background. (transparent background) What have you tried so far?lv_draw_label_dsc_t label_dsc; lv_draw_label_dsc_init (& label_dsc); label_dsc. color = lv_color_black (); label_dsc. font = g_lvgl_font; lv_canvas_draw_text (canvas, x, y + text_h * num, lvgl_disp_w, & label_dsc, "hello world");
In this case, I only want to render the text of the label thus the label and the screen should have a transparent background. My approach is to set lv_obj_set_style_bg_opa(screen, LV_OPA_TRANSP, 0); I set the lv_scr_act() to be fully transparent, I can already see the image below through lvgl, but creating a label on top of it will have a black border, I've set the border and shadow to 0 and fully transparent.
Overview. A label is the basic Widget type that is used to display text. Parts and Styles. LV_PART_MAIN Uses all the typical background properties and the text properties. The padding values can be used to add space between the text and the background. LV_PART_SCROLLBAR The scrollbar that is shown when the text is larger than the widget's size.You can simply put an image to an object. No backgrond will be drawn. So: You don't need to set lv_obj_set_style(lv_scr_act(), &lv_style_transp); to achieve this. Instead of lv_style_copy(&style, &lv_style_transp); try lv_style_copy(&style, &lv_style_plain); Do you want to make the label (except for the text) transparent? Windows Forms (I assume WinForms - is this true) doesn't really support transparency. The easiest way, sometimes, is Label's Backcolor to Transparent. label1.BackColor = System.Drawing.Color.Transparent;
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how to make transparent label backgroaund lv|how to change label background color
