Launcher: Colour background of 'missing resources' menu based on current theme background colour

src/Bitmap.c

@@ -15,6 +15,13 @@ BitmapCol BitmapColor_Offset(BitmapCol color, int rBy, int gBy, int bBy) {
 	return BitmapColor_RGB(r, g, b);
 }
 
+BitmapCol BitmapColor_Scale(BitmapCol a, float t) {
+	cc_uint8 R = (cc_uint8)(BitmapCol_R(a) * t);
+	cc_uint8 G = (cc_uint8)(BitmapCol_G(a) * t);
+	cc_uint8 B = (cc_uint8)(BitmapCol_B(a) * t);
+	return (a & BITMAPCOLOR_A_MASK) | BitmapColor_R_Bits(R) | BitmapColor_G_Bits(G) | BitmapColor_B_Bits(B);
+}
+
 void Bitmap_UNSAFE_CopyBlock(int srcX, int srcY, int dstX, int dstY, 
 							struct Bitmap* src, struct Bitmap* dst, int size) {
 	int x, y;

src/Bitmap.h

@@ -43,6 +43,7 @@ typedef cc_uint32 BitmapCol;
 #define BITMAPCOLOR_WHITE BitmapColor_RGB(255, 255, 255)
 
 BitmapCol BitmapColor_Offset(BitmapCol color, int rBy, int gBy, int bBy);
+BitmapCol BitmapColor_Scale(BitmapCol a, float t);
 
 /* A 2D array of BitmapCol pixels */
 struct Bitmap { BitmapCol* scan0; int width, height; };

src/EntityComponents.c

@@ -590,7 +590,7 @@ static cc_bool ShadowComponent_GetBlocks(struct Entity* e, int x, int y, int z,
 #define sh_half (sh_size / 2)
 static void ShadowComponent_MakeTex(void) {
 	BitmapCol pixels[sh_size * sh_size];
-	BitmapCol col = BitmapCol_Make(0, 0, 0, 200);
+	BitmapCol color = BitmapCol_Make(0, 0, 0, 200);
 	struct Bitmap bmp;
 	cc_uint32 x, y;
 
@@ -602,7 +602,7 @@ static void ShadowComponent_MakeTex(void) {
 			double dist = 
 				(sh_half - (x + 0.5)) * (sh_half - (x + 0.5)) +
 				(sh_half - (y + 0.5)) * (sh_half - (y + 0.5));
-			row[x] = dist < sh_half * sh_half ? col : 0;
+			row[x] = dist < sh_half * sh_half ? color : 0;
 		}
 	}
 	Gfx_RecreateTexture(&ShadowComponent_ShadowTex, &bmp, 0, false);

src/LScreens.c

@@ -1017,16 +1017,15 @@ static void CheckResourcesScreen_Show(struct LScreen* s_) {
 	LLabel_SetText(&s->lblStatus, &str);
 }
 
-#define RESOURCES_BACK_COLOR BitmapColor_RGB( 12,  12,  12)
 #define RESOURCES_FORE_COLOR BitmapColor_RGB(120,  85, 151)
-
 static void CheckResourcesScreen_ResetArea(struct Context2D* ctx, int x, int y, int width, int height) {
 	Gradient_Noise(ctx, RESOURCES_FORE_COLOR, 4, x, y, width, height);
 }
 
 static void CheckResourcesScreen_DrawBackground(struct LScreen* s, struct Context2D* ctx) {
 	int x, y, width, height;
-	Context2D_Clear(ctx, RESOURCES_BACK_COLOR, 0, 0, ctx->width, ctx->height);
+	BitmapCol color = BitmapColor_Scale(Launcher_Theme.BackgroundColor, 0.2f);
+	Context2D_Clear(ctx, color, 0, 0, ctx->width, ctx->height);
 	width  = Display_ScaleX(380);
 	height = Display_ScaleY(140);
 

src/Widgets.c

@@ -2477,7 +2477,7 @@ static void SpecialInputWidget_DrawContent(struct SpecialInputWidget* w, struct
 }
 
 static void SpecialInputWidget_Make(struct SpecialInputWidget* w, struct SpecialInputTab* tab) {
-	BitmapCol col = BitmapCol_Make(30, 30, 30, 200);
+	BitmapCol color = BitmapCol_Make(30, 30, 30, 200);
 	int titlesWidth, titlesHeight;
 	int contentWidth, contentHeight;
 	struct Context2D ctx;
@@ -2495,7 +2495,7 @@ static void SpecialInputWidget_Make(struct SpecialInputWidget* w, struct Special
 	Context2D_Alloc(&ctx, width, height);
 	{
 		SpecialInputWidget_DrawTitles(w, &ctx);
-		Context2D_Clear(&ctx, col, 0, titlesHeight, width, contentHeight);
+		Context2D_Clear(&ctx, color, 0, titlesHeight, width, contentHeight);
 		SpecialInputWidget_DrawContent(w, tab, &ctx, titlesHeight);
 	}
 	Context2D_MakeTexture(&w->tex, &ctx);