Gabriele Cosmo
143 lines
3.9 KiB
Plaintext
143 lines
3.9 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_sg_viewer
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#define tools_sg_viewer
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#include "group"
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#include "cursor_shape"
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namespace tools {
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namespace sg {
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class viewer {
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public:
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TOOLS_SCLASS(tools::sg::viewer)
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virtual void* cast(const std::string& a_class) const {
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if(void* p = cmp_cast<viewer>(this,a_class)) {return p;}
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else return 0;
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}
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public:
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virtual void set_size(unsigned int a_w,unsigned int a_h) {
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size_event e(m_ww,m_wh,a_w,a_h);
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m_ww = a_w;
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m_wh = a_h;
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event_action action(m_out,m_ww,m_wh,e);
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action.set_do_switch_children(true); //Android : rot device : GUI & scene.
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m_sg.event(action); //used by m_plots in plots_viewer.
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}
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virtual bool set_cursor_shape(cursor_shape) {return false;}
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public:
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viewer(std::ostream& a_out,unsigned int a_width,unsigned int a_height)
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:m_out(a_out)
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,m_clear_color(1,1,1)
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,m_ww(a_width)
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,m_wh(a_height)
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,m_use_gsto(false)
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,m_produce_out_jpeg(false)
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,m_produce_out_png(false)
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,m_produce_out_file()
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,m_produce_out_bpp(4)
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{
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}
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virtual ~viewer(){
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m_sg.clear(); //we must delete node before m_zb_mgr (and any render_manager).
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}
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public:
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viewer(const viewer& a_from)
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:m_out(a_from.m_out)
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,m_clear_color(a_from.m_clear_color)
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,m_ww(a_from.m_ww)
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,m_wh(a_from.m_wh)
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,m_sg(a_from.m_sg)
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,m_use_gsto(a_from.m_use_gsto)
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,m_produce_out_jpeg(a_from.m_produce_out_jpeg)
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,m_produce_out_png(a_from.m_produce_out_png)
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,m_produce_out_file(a_from.m_produce_out_file)
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,m_produce_out_bpp(a_from.m_produce_out_bpp)
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{
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}
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viewer& operator=(const viewer& a_from){
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m_clear_color = a_from.m_clear_color;
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m_ww = a_from.m_ww;
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m_wh = a_from.m_wh;
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m_sg = a_from.m_sg;
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m_use_gsto = a_from.m_use_gsto;
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m_produce_out_jpeg = a_from.m_produce_out_jpeg;
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m_produce_out_png = a_from.m_produce_out_png;
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m_produce_out_file = a_from.m_produce_out_file;
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m_produce_out_bpp = a_from.m_produce_out_bpp;
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return *this;
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}
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public:
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bool set_default_cursor_shape() {return set_cursor_shape(cursor_default);}
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group& sg() {return m_sg;}
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const group& sg() const {return m_sg;}
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unsigned int width() const {return m_ww;}
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unsigned int height() const {return m_wh;}
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bool screen2aspect(int a_x,int a_y,float& a_wx,float& a_wy) const {
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// convert screen point in [aspect,1] coordinates.
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float aspect = float(m_ww)/float(m_wh);
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float wch = 1;
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float wcw = wch*aspect;
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a_wx = float(a_x) * wcw/float(m_ww);
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a_wy = float(a_y) * wch/float(m_wh);
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return true;
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}
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void set_clear_color(float a_r,float a_g,float a_b,float a_a = 1) {
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m_clear_color = colorf(a_r,a_g,a_b,a_a);
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}
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void set_clear_color(const colorf& a_color) {
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m_clear_color = a_color;
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}
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void get_clear_color(float& a_r,float& a_g,float& a_b,float& a_a) {
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a_r = m_clear_color.r();
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a_g = m_clear_color.g();
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a_b = m_clear_color.b();
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a_a = m_clear_color.a();
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}
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const colorf& background() const {return m_clear_color;}
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std::ostream& out() const {return m_out;}
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const std::string& out_dir() const {return m_out_dir;}
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void set_produce_out_jpeg(bool a_value) {m_produce_out_jpeg = a_value;}
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bool produce_out_jpeg() const {return m_produce_out_jpeg;}
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void set_produce_out_png(bool a_value) {m_produce_out_png = a_value;}
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bool produce_out_png() const {return m_produce_out_png;}
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void set_produce_out_file(const std::string& a_file) {m_produce_out_file = a_file;}
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const std::string& produce_out_file() const {return m_produce_out_file;}
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void set_produce_out_bpp(unsigned int a_bpp) {m_produce_out_bpp = a_bpp;}
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unsigned int produce_out_bpp() const {return m_produce_out_bpp;}
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protected:
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std::ostream& m_out;
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colorf m_clear_color;
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unsigned int m_ww;
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unsigned int m_wh;
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group m_sg;
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std::string m_out_dir;
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bool m_use_gsto;
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bool m_produce_out_jpeg;
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bool m_produce_out_png;
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std::string m_produce_out_file;
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unsigned int m_produce_out_bpp;
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};
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}}
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#endif
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