mirror of https://github.com/polybar/polybar.git
46 lines
1.4 KiB
C++
46 lines
1.4 KiB
C++
#pragma once
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#include <map>
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#include "common.hpp"
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#include "tags/action_context.hpp"
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#include "tags/context.hpp"
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POLYBAR_NS
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class renderer_interface {
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public:
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renderer_interface(const tags::action_context& action_ctxt) : m_action_ctxt(action_ctxt){};
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virtual void render_offset(const tags::context& ctxt, const extent_val offset) = 0;
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virtual void render_text(const tags::context& ctxt, const string&& str) = 0;
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virtual void change_alignment(const tags::context& ctxt) = 0;
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/**
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* Get the current x-coordinate of the renderer.
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*
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* This position denotes the coordinate where the next thing will be rendered.
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* It is relative to the start of the current alignment because the absolute
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* positions may not be known until after the renderer has finished.
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*/
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virtual double get_x(const tags::context& ctxt) const = 0;
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/**
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* Get the absolute x-position of the start of an alignment block.
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*
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* The position is absolute in terms of the bar window.
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*
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* Only call this after all the rendering is finished as these values change
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* when new things are rendered.
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*/
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virtual double get_alignment_start(const alignment align) const = 0;
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virtual void apply_tray_position(const tags::context& context) = 0;
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protected:
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/**
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* Stores information about actions in the current render cycle.
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*/
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const tags::action_context& m_action_ctxt;
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};
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POLYBAR_NS_END
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