gtkradiant/radiant/camwindow.h

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/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _CAMWINDOW_H_
#define _CAMWINDOW_H_
class XYWnd;
#include "glwindow.h"
class rectangle_t
{
public:
rectangle_t()
: x(0), y(0), w(0), h(0)
{}
rectangle_t(float _x, float _y, float _w, float _h)
: x(_x), y(_y), w(_w), h(_h)
{}
float x;
float y;
float w;
float h;
};
class XORRectangle
{
public:
XORRectangle(GtkWidget* widget)
: m_widget(widget), m_gc(NULL)
{}
~XORRectangle()
{
if(initialised())
gdk_gc_unref(m_gc);
}
void set(rectangle_t rectangle)
{
lazy_init();
draw();
m_rectangle = rectangle;
draw();
}
private:
bool initialised() const
{
return m_gc != NULL;
}
void lazy_init()
{
if(!initialised())
{
m_gc = gdk_gc_new(m_widget->window);
GdkColor color = { 0, 0xffff, 0xffff, 0xffff, };
GdkColormap* colormap = gdk_window_get_colormap(m_widget->window);
gdk_colormap_alloc_color (colormap, &color, FALSE, TRUE);
gdk_gc_copy(m_gc, m_widget->style->white_gc);
gdk_gc_set_foreground(m_gc, &color);
gdk_gc_set_background(m_gc, &color);
gdk_gc_set_function(m_gc, GDK_XOR);
}
}
void draw() const
{
const int x = (int)m_rectangle.x;
const int y = (int)m_rectangle.y;
const int w = (int)m_rectangle.w;
const int h = (int)m_rectangle.h;
gdk_draw_rectangle(m_widget->window, m_gc, TRUE, x, -(h) - (y - m_widget->allocation.height), w, h);
}
rectangle_t m_rectangle;
GdkGC* m_gc;
GtkWidget* m_widget;
};
class CamWnd : public GLWindow
{
public:
void MatchViewAxes(const vec3_t P, const vec3_t vec, int &axis, float &sgn);
void ReInitGL();
void BenchMark();
CamWnd();
virtual ~CamWnd();
camera_t *Camera(){return &m_Camera;};
void Cam_MouseControl(float dtime);
void Cam_ChangeFloor(qboolean up);
void ToggleFreeMove();
bool m_bFreeMove;
protected:
void Cam_Init();
void Cam_BuildMatrix();
void Cam_PositionDrag();
void Cam_KeyControl(float dtime);
void Cam_MouseDown(int x, int y, int buttons);
void Cam_MouseUp (int x, int y, int buttons);
void Cam_MouseMoved (int x, int y, int buttons);
void InitCull();
qboolean CullBrush (brush_t *b);
void Cam_Draw();
void Cam_DrawStuff();
void Cam_DrawBrushes(int mode);
void Cam_DrawBrush(brush_t *b, int mode);
brush_t* m_TransBrushes[MAX_MAP_BRUSHES];
int m_nNumTransBrushes;
camera_t m_Camera;
int m_nCambuttonstate;
int m_ptButtonX;
int m_ptCursorX;
int m_ptLastCursorX;
int m_ptLastCamCursorX;
int m_ptButtonY;
int m_ptCursorY;
int m_ptLastCursorY;
int m_ptLastCamCursorY;
face_t* m_pSide_select;
vec3_t m_vCull1;
vec3_t m_vCull2;
int m_nCullv1[3];
int m_nCullv2[3];
bool m_bClipMode;
guint m_FocusOutHandler_id;
void OnCreate ();
void OnExpose ();
void OnLButtonDown (guint32 flags, int x, int y);
void OnRButtonDown (guint32 flags, int x, int y);
void OnMButtonDown (guint32 flags, int x, int y);
void OnLButtonUp (guint32 flags, int pointx, int pointy);
void OnRButtonUp (guint32 flags, int pointx, int pointy);
void OnMButtonUp (guint32 flags, int pointx, int pointy);
void OnMouseMove (guint32 flags, int pointx, int pointy);
void OnMouseWheel(bool bUp);
void OnSize(int cx, int cy);
protected:
void OriginalMouseDown (guint32 nFlags, int pointX, int pointY);
void OriginalMouseUp (guint32 nFlags, int pointX, int pointY);
private:
XORRectangle m_XORRectangle;
// project a point in geometric space into camera space
void ProjectCamera(const vec3_t A, vec_t B[2]);
};
#endif // _CAMWINDOW_H_