Method PropertiesJSON

src/TrackedObjectBBox.cpp:413–457

Get all properties for a specific frame (perfect for a UI to display the current state of all properties at any time)

// Get all properties for a specific frame (perfect for a UI to display the current state
// of all properties at any time)
Json::Value TrackedObjectBBox::PropertiesJSON(int64_t requested_frame) const
{
	Json::Value root;

	BBox box = GetBox(requested_frame);

	// Add the ID of this object to the JSON object
	root["box_id"] = add_property_json("Box ID", 0.0, "string", Id(), NULL, -1, -1, true, requested_frame);

	// Add the data of given frame bounding-box to the JSON object
	root["x1"] = add_property_json("X1", box.cx-(box.width/2), "float", "", NULL, 0.0, 1.0, true, requested_frame);
	root["y1"] = add_property_json("Y1", box.cy-(box.height/2), "float", "", NULL, 0.0, 1.0, true, requested_frame);
	root["x2"] = add_property_json("X2", box.cx+(box.width/2), "float", "", NULL, 0.0, 1.0, true, requested_frame);
	root["y2"] = add_property_json("Y2", box.cy+(box.height/2), "float", "", NULL, 0.0, 1.0, true, requested_frame);

	// Add the bounding-box Keyframes to the JSON object
	root["delta_x"] = add_property_json("Displacement X-axis", delta_x.GetValue(requested_frame), "float", "", &delta_x, -1.0, 1.0, false, requested_frame);
	root["delta_y"] = add_property_json("Displacement Y-axis", delta_y.GetValue(requested_frame), "float", "", &delta_y, -1.0, 1.0, false, requested_frame);
	root["scale_x"] = add_property_json("Scale (Width)", scale_x.GetValue(requested_frame), "float", "", &scale_x, 0.0, 1.0, false, requested_frame);
	root["scale_y"] = add_property_json("Scale (Height)", scale_y.GetValue(requested_frame), "float", "", &scale_y, 0.0, 1.0, false, requested_frame);
	root["rotation"] = add_property_json("Rotation", rotation.GetValue(requested_frame), "float", "", &rotation, 0, 360, false, requested_frame);
	root["visible"] = add_property_json("Visible", visible.GetValue(requested_frame), "int", "", &visible, 0, 1, true, requested_frame);

	root["draw_box"] = add_property_json("Draw Box", draw_box.GetValue(requested_frame), "int", "", &draw_box, 0, 1, false, requested_frame);
    root["draw_box"]["choices"].append(add_property_choice_json("Yes", true, draw_box.GetValue(requested_frame)));
	root["draw_box"]["choices"].append(add_property_choice_json("No", false, draw_box.GetValue(requested_frame)));

	root["stroke"] = add_property_json("Border", 0.0, "color", "", NULL, 0, 255, false, requested_frame);
	root["stroke"]["red"] = add_property_json("Red", stroke.red.GetValue(requested_frame), "float", "", &stroke.red, 0, 255, false, requested_frame);
	root["stroke"]["blue"] = add_property_json("Blue", stroke.blue.GetValue(requested_frame), "float", "", &stroke.blue, 0, 255, false, requested_frame);
	root["stroke"]["green"] = add_property_json("Green", stroke.green.GetValue(requested_frame), "float", "", &stroke.green, 0, 255, false, requested_frame);
	root["stroke_width"] = add_property_json("Stroke Width", stroke_width.GetValue(requested_frame), "int", "", &stroke_width, 1, 10, false, requested_frame);
	root["stroke_alpha"] = add_property_json("Stroke alpha", stroke_alpha.GetValue(requested_frame), "float", "", &stroke_alpha, 0.0, 1.0, false, requested_frame);

	root["background_alpha"] = add_property_json("Background Alpha", background_alpha.GetValue(requested_frame), "float", "", &background_alpha, 0.0, 1.0, false, requested_frame);
	root["background_corner"] = add_property_json("Background Corner Radius", background_corner.GetValue(requested_frame), "int", "", &background_corner, 0.0, 150.0, false, requested_frame);

	root["background"] = add_property_json("Background", 0.0, "color", "", NULL, 0, 255, false, requested_frame);
	root["background"]["red"] = add_property_json("Red", background.red.GetValue(requested_frame), "float", "", &background.red, 0, 255, false, requested_frame);
	root["background"]["blue"] = add_property_json("Blue", background.blue.GetValue(requested_frame), "float", "", &background.blue, 0, 255, false, requested_frame);
	root["background"]["green"] = add_property_json("Green", background.green.GetValue(requested_frame), "float", "", &background.green, 0, 255, false, requested_frame);

	// Return formatted string
	return root;
}


// Generate JSON for a property