gui: remove the now-unused old qr background colors

Author: jgriffiths

main/gui.c

@@ -37,12 +37,6 @@ ESP_EVENT_DEFINE_BASE(GUI_EVENT);
 
 const color_t GUI_BLOCKSTREAM_JADE_GREEN = 0x4C04;
 const color_t GUI_BLOCKSTREAM_BUTTONBORDER_GREY = 0x0421;
-#ifdef CONFIG_IDF_TARGET_ESP32S3
-// V2 QR codes scan better with a higher contrast background
-const color_t GUI_BLOCKSTREAM_QR_PALE = 0xFFFF;
-#else
-const color_t GUI_BLOCKSTREAM_QR_PALE = 0x494A;
-#endif
 const color_t GUI_BLOCKSTREAM_HIGHTLIGHT_DEFAULT = GUI_BLOCKSTREAM_JADE_GREEN;
 const color_t GUI_BLOCKSTREAM_HIGHTLIGHT_ORANGE = 0xE0D3;
 const color_t GUI_BLOCKSTREAM_HIGHTLIGHT_BLUE = 0xD318;

main/gui.h

@@ -12,7 +12,6 @@ extern color_t _fg;
 // Additional colour tokens
 extern const color_t GUI_BLOCKSTREAM_JADE_GREEN;
 extern const color_t GUI_BLOCKSTREAM_BUTTONBORDER_GREY;
-extern const color_t GUI_BLOCKSTREAM_QR_PALE;
 
 extern const color_t GUI_BLOCKSTREAM_HIGHTLIGHT_DEFAULT;
 extern const color_t GUI_BLOCKSTREAM_HIGHTLIGHT_ORANGE;

main/ui/qrmode.c

@@ -7,10 +7,10 @@ static void make_qrcode(gui_view_node_t* parent, Icon* icons, const size_t num_i
 {
     // qrcodes are a background fill node with the icon node on top
     gui_view_node_t* fill;
-    gui_make_fill(&fill, GUI_BLOCKSTREAM_QR_PALE, FILL_QR, parent);
+    gui_make_fill(&fill, TFT_BLACK, FILL_QR, parent);
 
     gui_view_node_t* icon;
-    gui_make_icon(&icon, icons, TFT_BLACK, &GUI_BLOCKSTREAM_QR_PALE);
+    gui_make_icon(&icon, icons, TFT_BLACK, &TFT_WHITE);
     gui_set_align(icon, GUI_ALIGN_CENTER, GUI_ALIGN_MIDDLE);
     gui_set_parent(icon, fill);
     gui_set_icon_animation(icon, icons, num_icons, frames_per_qr_icon);