agg/include/ctrl/agg_cbox_ctrl.h

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2021-12-27 20:14:31 +01:00
//----------------------------------------------------------------------------
// Anti-Grain Geometry - Version 2.4
// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
//
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
//
//----------------------------------------------------------------------------
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://www.antigrain.com
//----------------------------------------------------------------------------
//
// classes cbox_ctrl_impl, cbox_ctrl
//
//----------------------------------------------------------------------------
#ifndef AGG_CBOX_CTRL_INCLUDED
#define AGG_CBOX_CTRL_INCLUDED
#include "agg_basics.h"
#include "agg_conv_stroke.h"
#include "agg_gsv_text.h"
#include "agg_trans_affine.h"
#include "agg_color_rgba.h"
#include "agg_ctrl.h"
namespace agg
{
//----------------------------------------------------------cbox_ctrl_impl
class cbox_ctrl_impl : public ctrl
{
public:
cbox_ctrl_impl(double x, double y, const char* label, bool flip_y=false);
void text_thickness(double t) { m_text_thickness = t; }
void text_size(double h, double w=0.0);
const char* label() { return m_label; }
void label(const char* l);
bool status() const { return m_status; }
void status(bool st) { m_status = st; }
virtual bool in_rect(double x, double y) const;
virtual bool on_mouse_button_down(double x, double y);
virtual bool on_mouse_button_up(double x, double y);
virtual bool on_mouse_move(double x, double y, bool button_flag);
virtual bool on_arrow_keys(bool left, bool right, bool down, bool up);
// Vertex soutce interface
unsigned num_paths() { return 3; };
void rewind(unsigned path_id);
unsigned vertex(double* x, double* y);
private:
double m_text_thickness;
double m_text_height;
double m_text_width;
char m_label[128];
bool m_status;
double m_vx[32];
double m_vy[32];
gsv_text m_text;
conv_stroke<gsv_text> m_text_poly;
unsigned m_idx;
unsigned m_vertex;
};
//----------------------------------------------------------cbox_ctrl_impl
template<class ColorT> class cbox_ctrl : public cbox_ctrl_impl
{
public:
cbox_ctrl(double x, double y, const char* label, bool flip_y=false) :
cbox_ctrl_impl(x, y, label, flip_y),
m_text_color(rgba(0.0, 0.0, 0.0)),
m_inactive_color(rgba(0.0, 0.0, 0.0)),
m_active_color(rgba(0.4, 0.0, 0.0))
{
m_colors[0] = &m_inactive_color;
m_colors[1] = &m_text_color;
m_colors[2] = &m_active_color;
}
void text_color(const ColorT& c) { m_text_color = c; }
void inactive_color(const ColorT& c) { m_inactive_color = c; }
void active_color(const ColorT& c) { m_active_color = c; }
const ColorT& color(unsigned i) const { return *m_colors[i]; }
private:
cbox_ctrl(const cbox_ctrl<ColorT>&);
const cbox_ctrl<ColorT>& operator = (const cbox_ctrl<ColorT>&);
ColorT m_text_color;
ColorT m_inactive_color;
ColorT m_active_color;
ColorT* m_colors[3];
};
}
#endif