2007-11-04 03:34:51 +00:00
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/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GtkRadiant; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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//-----------------------------------------------------------------------------
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//
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// DESCRIPTION:
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// a class to provide basic services for 2D view of a world
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// window <-> local 2D space transforms
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// snap to grid
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// TODO: this one could be placed under an interface, and provided to the editor as a service
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#ifndef _2DVIEW_H_
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#define _2DVIEW_H_
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class C2DView
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{
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enum E2DViewState { View_Idle, View_Move } ViewState;
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int m_xPosMove, m_yPosMove;
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float m_MinsMove[2], m_MaxsMove[2];
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qboolean m_bDoGrid;
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float m_GridStep[2];
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qboolean m_bPopup;
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public:
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RECT m_rect;
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float m_Mins[2],m_Maxs[2],m_Center[2];
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C2DView()
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{
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ViewState = View_Idle;
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m_bDoGrid = false;
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m_bPopup = false;
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}
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~C2DView() { }
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void SetGrid( float xGridStep, float yGridStep )
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{ m_bDoGrid = true; m_GridStep[0] = xGridStep; m_GridStep[1] = yGridStep; }
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// get window coordinates for space coordinates
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void WindowForSpace( int &x, int &y, const float c[2]);
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void SpaceForWindow( float c[2], int x, int y);
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void GridForWindow( float c[2], int x, int y);
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qboolean DoesSelect( int x, int y, float c[2] );
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void PreparePaint();
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bool OnRButtonDown (int x, int y);
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bool OnMouseMove (int x, int y);
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bool OnRButtonUp (int x, int y);
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bool OnKeyDown (char *s);
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void ZoomIn();
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void ZoomOut();
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};
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#endif
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