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MapLibreParticleLab/include/mbgl/style/layers/layer.hpp.ejs
Mikhail Pozdnyakov cfcb53128b Introduce the style::Layer factory classes
This patch introduces the initial implementation of
- A `LayerFactory` abstract class that creates `style::Layer` instances of
  a certain layer type (line, hillshade, round, ..)
- A singleton `LayerManager` class, which is responsible for initializing
  the `LayerFactory` instances and forwarding the `create()` calls to the
  corresponding factory.
2018-10-31 18:05:01 +02:00

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<%
const type = locals.type;
const layoutProperties = locals.layoutProperties;
const paintProperties = locals.paintProperties;
-%>
// This file is generated. Do not edit.
#pragma once
<% if (type === 'heatmap' || type === 'line') { -%>
#include <mbgl/style/color_ramp_property_value.hpp>
<% } -%>
#include <mbgl/style/layer.hpp>
#include <mbgl/style/filter.hpp>
#include <mbgl/style/property_value.hpp>
#include <mbgl/style/expression/formatted.hpp>
#include <mbgl/util/color.hpp>
<% if (type === 'line' || type === 'symbol') { -%>
#include <vector>
<% } -%>
namespace mbgl {
namespace style {
class TransitionOptions;
class <%- camelize(type) %>Layer : public Layer {
public:
<% if (type === 'background') { -%>
<%- camelize(type) %>Layer(const std::string& layerID);
<% } else { -%>
<%- camelize(type) %>Layer(const std::string& layerID, const std::string& sourceID);
<% } -%>
~<%- camelize(type) %>Layer() final;
// Dynamic properties
optional<conversion::Error> setLayoutProperty(const std::string& name, const conversion::Convertible& value) final;
optional<conversion::Error> setPaintProperty(const std::string& name, const conversion::Convertible& value) final;
<% if (layoutProperties.length) { -%>
// Layout properties
<% for (const property of layoutProperties) { -%>
static <%- propertyValueType(property) %> getDefault<%- camelize(property.name) %>();
<%- propertyValueType(property) %> get<%- camelize(property.name) %>() const;
void set<%- camelize(property.name) %>(<%- propertyValueType(property) %>);
<% } -%>
<% } -%>
// Paint properties
<% for (const property of paintProperties) { -%>
static <%- propertyValueType(property) %> getDefault<%- camelize(property.name) %>();
<%- propertyValueType(property) %> get<%- camelize(property.name) %>() const;
void set<%- camelize(property.name) %>(<%- propertyValueType(property) %>);
void set<%- camelize(property.name) %>Transition(const TransitionOptions&);
TransitionOptions get<%- camelize(property.name) %>Transition() const;
<% } -%>
// Private implementation
class Impl;
const Impl& impl() const;
Mutable<Impl> mutableImpl() const;
<%- camelize(type) %>Layer(Immutable<Impl>);
std::unique_ptr<Layer> cloneRef(const std::string& id) const final;
protected:
Mutable<Layer::Impl> mutableBaseImpl() const final;
};
class <%- camelize(type) %>LayerFactory : public LayerFactory {
protected:
// LayerFactory overrides.
~<%- camelize(type) %>LayerFactory() override;
const char* type() const final;
std::unique_ptr<style::Layer> createLayer(const std::string& id, const conversion::Convertible& value) override;
};
} // namespace style
} // namespace mbgl