Reorganization

reframework/autorun/MHR_Overlay/UI/drawing.lua

@@ -0,0 +1,120 @@
+local drawing = {};
+local config;
+
+drawing.font = nil;
+
+function drawing.init_font()
+	drawing.font = d2d.Font.new(config.current_config.global_settings.font.family, config.current_config.global_settings.font.size, config.current_config.global_settings.font.bold, config.current_config.global_settings.font.italic);
+end
+
+function drawing.color_to_argb(color)
+	local alpha = (color >> 24) & 0xFF;
+	local red = (color >> 16) & 0xFF;
+	local green = (color >> 8) & 0xFF;
+	local blue = color & 0xFF;
+
+	return alpha, red, green, blue;
+end
+
+function drawing.argb_to_color(alpha, red, green, blue)
+    return 0x1000000 * alpha + 0x10000 * red + 0x100 * green + blue;
+end
+
+function drawing.scale_color_opacity(color, scale)
+	local  alpha, red, green, blue = drawing.color_to_argb(color);
+	local new_alpha = math.floor(alpha * scale);
+	if new_alpha < 0 then new_alpha = 0; end
+	if new_alpha > 255 then new_alpha = 255; end
+
+	return drawing.argb_to_color(new_alpha, red, green, blue);
+end
+
+function drawing.scale_bar_opacity(bar, scale)
+	if bar == nil or scale == nil then
+		return;
+	end
+
+	if not bar.visibility then
+		return;
+	end
+	
+	bar.colors.foreground = drawing.scale_color_opacity(bar.colors.foreground, scale);
+	bar.colors.background = drawing.scale_color_opacity(bar.colors.background, scale);
+end
+
+function drawing.scale_label_opacity(label, scale)
+	if label == nil or scale == nil then
+		return;
+	end
+
+	if not label.visibility then
+		return;
+	end
+	
+	label.color = drawing.scale_color_opacity(label.color, scale);
+	label.shadow.color = drawing.scale_color_opacity(label.shadow.color, scale);
+end
+
+function drawing.draw_label(label, position, opacity_scale, ...)
+	if label == nil or not label.visibility then
+		return;
+	end
+	
+	local text = string.format(label.text, table.unpack({...}));
+	local position_x = position.x + label.offset.x;
+	local position_y = position.y + label.offset.y;
+	
+	if label.shadow.visibility then
+		local new_shadow_color = label.shadow.color;
+		
+		if opacity_scale < 1 then
+			new_shadow_color = drawing.scale_color_opacity(new_shadow_color, opacity_scale);
+		end
+
+		d2d.text(drawing.font, text, position_x + label.shadow.offset.x, position_y + label.shadow.offset.y, new_shadow_color);
+	end
+
+	local new_color = label.color;
+	if opacity_scale < 1 then
+		new_color = drawing.scale_color_opacity(new_color, opacity_scale);
+	end
+	d2d.text(drawing.font, text, position_x, position_y, new_color);
+end
+
+function drawing.draw_bar(bar, position, opacity_scale, percentage)
+	if bar == nil then
+		return;
+	end
+
+	if not bar.visibility then
+		return;
+	end
+
+	if percentage > 1 then
+		percentage = 1;
+	end
+
+	local position_x = position.x + bar.offset.x;
+	local position_y = position.y + bar.offset.y;
+	local foreground_width = bar.size.width * percentage;
+	local background_width = bar.size.width - foreground_width;
+
+	local new_foreground_color = bar.colors.foreground;
+	local new_background_color = bar.colors.background;
+
+	if opacity_scale < 1 then
+		new_foreground_color = drawing.scale_color_opacity(new_foreground_color, opacity_scale);
+		new_background_color = drawing.scale_color_opacity(new_background_color, opacity_scale);
+	end
+
+	-- foreground
+	d2d.fill_rect(position_x, position_y, foreground_width, bar.size.height, new_foreground_color);
+	-- background
+	d2d.fill_rect(position_x + foreground_width, position_y, background_width, bar.size.height, new_background_color);
+end
+
+function drawing.init_module()
+	config = require("MHR_Overlay.Misc.config");
+end
+
+return drawing;