configure plot axis properties (7233d309) · Commits · github_fork / Clip

elements/element_config_helpers.h

0 → 100644

+41 −0

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		/**
		* This file is part of the "FnordMetric" project
		* Copyright (c) 2018 Paul Asmuth
		*
		* FnordMetric is free software: you can redistribute it and/or modify it under
		* the terms of the GNU General Public License v3.0. You should have received a
		* copy of the GNU General Public License along with this program. If not, see
		* <http://www.gnu.org/licenses/>.
		*/
		#pragma once
		#include <unordered_map>
		#include "utils/return_code.h"
		#include "element.h"
		#include "element_spec.h"

		namespace signaltk {

		template <typename T>
		using PropertyDefinitions = std::unordered_map<
		std::string,
		std::function<ReturnCode (const std::string&, T*)>>;

		template<typename T>
		ReturnCode configureProperties(
		const PropertyList& plist,
		const PropertyDefinitions<T>& pdefs,
		T* config) {
		for (const auto& prop : plist.properties) {
		const auto& pdef = pdefs.find(prop.first);
		if (pdef != pdefs.end()) {
		if (auto rc = pdef->second(prop.second, config); !rc.isSuccess()) {
		return rc;
		}
		}
		}

		return ReturnCode::success();
		}

		} // namespace signaltk

+32 −0

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		@@ -8,6 +8,7 @@
		* <http://www.gnu.org/licenses/>.
		*/
		#include "elements/plot/plot_element.h"
		#include "elements/element_config_helpers.h"

		namespace signaltk {

		@@ -48,7 +49,38 @@ ReturnCode renderPlot(const PlotConfig& config, Layer* frame) {
		return ReturnCode::success();
		}

		ReturnCode configurePlotAxisTop(const std::string& value, PlotConfig* config) {
		config->axis_top_enabled = (value == "on");
		return ReturnCode::success();
		}

		ReturnCode configurePlotAxisRight(const std::string& value, PlotConfig* config) {
		config->axis_right_enabled = (value == "on");
		return ReturnCode::success();
		}

		ReturnCode configurePlotAxisBottom(const std::string& value, PlotConfig* config) {
		config->axis_bottom_enabled = (value == "on");
		return ReturnCode::success();
		}

		ReturnCode configurePlotAxisLeft(const std::string& value, PlotConfig* config) {
		config->axis_left_enabled = (value == "on");
		return ReturnCode::success();
		}

		ReturnCode configurePlot(const PropertyList& plist, PlotConfig* config) {
		static const PropertyDefinitions<PlotConfig> pdefs = {
		{"axis-top", &configurePlotAxisTop},
		{"axis-right", &configurePlotAxisRight},
		{"axis-bottom", &configurePlotAxisBottom},
		{"axis-left", &configurePlotAxisLeft},
		};

		if (auto rc = configureProperties(plist, pdefs, config); !rc.isSuccess()) {
		return rc;
		}

		return ReturnCode::success();
		}