Gabriele Cosmo
61 lines
1.2 KiB
Plaintext
61 lines
1.2 KiB
Plaintext
// Copyright (C) 2010, Guy Barrand. All rights reserved.
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// See the file tools.license for terms.
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#ifndef tools_offscreen_session
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#define tools_offscreen_session
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namespace tools {
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namespace offscreen {
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class viewer {
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public:
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virtual ~viewer() {}
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public:
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virtual void render() = 0;
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};
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}}
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#include "../forit"
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#include "../vmanip"
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#include <ostream>
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namespace tools {
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namespace offscreen {
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class session {
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public:
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session(std::ostream& a_out):m_out(a_out) {}
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virtual ~session() {}
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protected:
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session(const session& a_from):m_out(a_from.m_out) {}
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session& operator=(const session& a_from) {if(&a_from==this) return *this;return *this;}
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public:
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std::ostream& out() const {return m_out;}
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bool is_valid() const {return true;}
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bool steer() {
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tools_vforcit(viewer*,m_to_render,it) {(*it)->render();}
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m_to_render.clear();
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return true;
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}
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bool sync() {
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tools_vforcit(viewer*,m_to_render,it) {(*it)->render();}
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m_to_render.clear();
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return true;
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}
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public:
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void to_render(viewer* a_viewer) {
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if(is_inp(m_to_render,a_viewer)) return;
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m_to_render.push_back(a_viewer);
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}
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protected:
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std::ostream& m_out;
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std::vector<viewer*> m_to_render;
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};
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}}
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#endif
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